CN102350428A - Equipment for producing composite dry powder fuel used for coal-fired power plant generation with municipal domestic waste and industrialization method thereof - Google Patents

Relating to the field of environmental protection energy, the invention relates to industrialization equipment for producing a composite dry powder fuel used for coal-fired power plant generation with municipal domestic waste and a method thereof. The method comprises the steps of: 1) receiving, crushing and sorting: receiving and crushing municipal domestic waste to less than 10cm, then conducting magnetic separation, gravity screening, and color selection so as to remove and collect a ferrous metal, silicate substances and non-ferrous metals, crushing the left material further to a particle size of less than 3cm, carrying out dehydration to lower the material water content to less than 25%, scattering the material, then carrying out plastic sorting and collection, magnetic separation and color selection, as well as further crushing; 2) normal temperature anhydration and fine composition: adding additives to the coarse waste powder obtained in step 1) for fine crushing anhydration and composition, separating the gas and powder, thus obtaining the composite dry powder fuel; 3) combustion in a coal-fired power plant: subjecting the composite dry powder fuel to combustion in a furnace for generation. The equipment and method provided in the invention have the advantages of simplicity, utility, health and harmlessness.

A kind of domestic waste is produced equipment and the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating

Technical field

The present invention relates to the eco-friendly power source field, particularly, the present invention relates to a kind of domestic waste and produce industrialization equipment and the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating.

Background technology

The treatment and disposal of domestic waste is a global problem, the main at present ways such as landfill, compost, incineration that adopt.These conventional approach are not only costly, and relate to secondary pollution with problems such as bioxin dischargings, so this global problem is failed fine solution up to now.

Garbage loading embeading is is not only occupied a large amount of soils, and the secondary pollution that brings makes social environment, health cause serious harm.Poisonous and hazardous percolate infiltrates the hidden pollution that causes in the face of land or the body of groundwater in the refuse landfill; To health and the toxic effect of animals and plants; After the people touches contaminated soil or water body, possibly cause illnesss such as polio, catarrhal jaundice, the raising of children's congenital disorders rate.Contain a large amount of trace gas in the landfill gas; Be referred to as non-methane organic matter (Non methane organic compounds; NMOC); Though these gas total amounts are very little; But environment and health had very big harmfulness; To toxic effects of organ such as people's liver, kidneys, and a lot of still " three cause " organic matter.Though garbage compost has the effect of improving the soil; But several diseases pathogenic microorganism, heavy metal and other harmful substance get into soil with compost; Poisonous and harmful composition in the soil is through the assimilation of crop; Final through in the food chain entering animal and human body, endangering the healthy of resident with more hidden mode.

The incineration of garbage is the Perfected process of a resource to the eye; Be the main generation ground that CR Critical method Shi bioxin source is discharged in a kind of secondary pollution in fact; Through China Environmental Monitoring General Station: dioxins materials severe overweight is found in the investigation of 7 incineration plant, its multiplying power number that exceeds standard is at 5.4-99.

Ways such as these landfills of domestic waste, compost, incineration can not solve the domestic waste problem completely, and deal with improperly and can cause serious consequence at present.

Summary of the invention

The objective of the invention is to overcome the deficiency that above-mentioned prior art exists; Characteristics according to domestic waste; Rely on owned patent of invention; And combine existing technology; Equipment; Through sorting step by step-normal temperature mummification-modification compound-advanced technologies such as waste material utilization; Can not only be low-cost; Reach the requirement of rubbish " minimizing; stabilisation; innoxious; resource " expeditiously; But also realized " comprehensive utilization "; Make rubbish become " treasure-house " of constantly benefiting, provide a kind of domestic waste to produce composite dry powder fuel and be used for being equipped with and industrialization method of coal-burning power plant's generating for the mankind.

Produce the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention, described method may further comprise the steps:

1) reception, pulverizing, sorting

Domestic waste is received and is crushed to below the 10cm, pass through magnetic separation then, remove and collect ferrous metal,

Through the gravity screening, remove and collect the silicates material,

Then select the sorting non-ferrous metal through look again,

Leftover materials further are crushed to below the particle diameter 3cm, dewater, and material water ratio is reduced to below 25%,

Break up the material after the dehydration, then carry out the sorting and the collection of plastics, rest materials is selected through magnetic separation and look again, selects and collect ferrous metal and non-ferrous metal, and rest materials is further pulverized, and material is crushed to below the particle diameter 5mm, obtains the rubbish meal;

2) normal temperature mummification, meticulous compound

In the rubbish meal that step 1) obtains, add additive; Carry out meticulous mummification, compound; Suck air (containing refuse odor) simultaneously; Hydrone in the rubbish meal is combined with air, discharge together, gas, powder are separated; Collect isolated gas; Isolated waste dry powder fineness is 300～800 orders, and mummification degree moisture content is about 10%, generally 6%～12%;

3) coal-burning power plant's burning

Step 2) waste dry powder that obtains in generates electricity in the stove internal combustion.

In composite dry powder fuel production step 2) in, the additive of said adding, i.e. CaCO ₃, absorbent such as NaCl, addition is 0.5-3%.This fuel is CaCO when high-temp combustion ₃Be sintered into CaO, the SO in the flue gas ₂, HCl is absorbed, and generates CaSO ₄, CaCl ₂, in addition: Ca/ (S+0.5Cl)＞15, thus short its solid sulphur, solid chlorine, suppress bioxin and form.

In the hot regeneration of garbage, waste-water, the acidity-basicity regulator of said adding mainly is acid (alkali) liquid (usable acid (alkali) waste liquid).According to the acid (alkali) of the rubbish waste liquid that squeezes out degree, confirm addition, purpose is that the acid-base value with the rubbish waste liquid is adjusted to neutral getting final product.The modification solvent of said adding is promptly through the methyl alcohol of modification.The said proportioning of producing flammable liquid (or claiming biological liquid fuel, alcohol-group fuel) is: modification solvent: rubbish waste liquid=55-70: 30-45.

Produce the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; According to the composition and the physical and chemical performance of domestic waste, at first wherein metal, silicates material and plastics are sorted out through separation system; With the meticulous equipment that dehydrates of normal temperature it is produced ultra-fine dry powder again; And add additive agent modified processing; Produce the generating of composite dry powder fuel electric power supply plant; And liquid such as sorting and the ferrous metal of handling out, non-ferrous metal, silicates material (brick, stone, glass, sandy soil), waste water, waste gas, plastics, solid, gas adopt different process and equipment to handle respectively, realize comprehensive utilization.

According to a specific embodiment of the present invention, what this method was concrete may further comprise the steps:

1) reception, pulverizing, sorting

Domestic waste transports factory's automatic weighbridge metering outdoors to through the special-purpose dumper of house refuse enclosed type and draws sign indicating number pound station; Drawing sign indicating number through automatic gauge opens single back and gets into the HYF-V of factory type and advance three; Go out two automatic U type air curtain rubbish discharge channels; This passage is the U type; Advance vehicle passage three-section four-door is arranged; Automatically induction; On the door air curtain is housed; Air only import but no export, car are crossed the 4th sect, rubbish can be discharged into closed automatic garbage crushing storehouse; Go out vehicle passage and have two sections three; Automatically induction is equipped with air curtain, the air only import but no export on the door; Advance be equipped with on the vehicle passage Yishanmen red; Green indicator lamp, staff vehicles travels.

The other emergent storehouse of stacking of rubbish that is provided with, closed automatic garbage crushing storehouse; Prevent to have a power failure; Machine maintenance; Accidents such as accident; Bottom, closed automatic garbage crushing storehouse is provided with the double-deck four roller rubbish of HYF-v type and pulls and cut broken feeder; Rubbish moment that dumper is discharged into pulls to cut and is crushed to particle diameter below 10 centimeters and delivers to the closed magnetic separation conveyer of next assorting room and remove ferrous metal (iron) through two road magnetic separation; Get into HYF-v gravity screening machine then; Remove silicates thing (brick; Stone; Glass; Husky); Then get into look again and select system's sorting non-ferrous metal (copper; Aluminium); The material of selecting gets into gathering system; Rest materials gets into HYF-V type double teeth roller rubbish and rubs with the hands and pull pulverizer and rub with the hands to pull and be crushed to particle diameter below 3 centimeters; Then get into the powerful pressing waste dewaterer of HYF-V type; Material water ratio is dewatered below 60% to below 25%; Having taken off the material of water breaks up through disperser; Then get into HYF-V wind-powered electricity generation separating plastic machine; The plastics of sorting get into gathering system; Rest materials is selected non-ferrous metal through one magnetic separator magnetic separation ferrous metal with color selector system look again; Metal through selecting gets into gathering system; Rest materials gets into HYF-V type monodentate roll extrusion garbage pulverator, makes material be crushed to particle diameter below 5 millimeters.

2) normal temperature mummification, meticulous compound

The rubbish meal (grain) that after step 1) is handled, transports gets into the meticulous anhydration system of HYF-v type rubbish normal temperature through the automatic gauge feeding device; Add an amount of additive simultaneously; Convention amount is 0.5-3%, carries out meticulous mummification, compound (the meticulous desiccation machine of normal temperature preferably adopts Chinese ZL200820110960.3 utility model patent technology complete set of equipments and 200810094389.5 patent of invention technology complete set of equipments and methods).This machine is opened the molecular structure of rubbish through brute force; Change the surface tension of rubbish and water; And at one time; Rely on the air of a large amount of inspirations of dehydration and drying machine; Utilize the compatibility of water and water in air part; Hydrone was combined with a large amount of air moment; Discharge outside the machine together; Through wet separator to gas; Powder separates; Isolated gas is collected through deduster; The wet smelly air that deduster is collected enters the foul smell gathering-device; Major part is sucked by the meticulous anhydration system of rubbish normal temperature automatically; Circulation (anhydration system need absorb a large amount of air) in realizing, few part is burnt with self-produced liquid fuel in the lump, also can handle the back qualified discharge by waste gas (water) purifier; Isolated waste dry powder gets into rubbish composite dry powder fuel silo after conveyer is sent into elevator; The quality of this dry powder reaches combustion requirements, and fineness is the 300-800 order, and the mummification degree is a moisture content about 10%.If (destructor plant can be established the waste dry powder silo in power plant in addition not in power plant, be transported into power plant with tank car.)

3) coal-burning power plant's burning

The material of rubbish composite dry powder fuel silo is squeezed into four starch storehouses of establishing in addition of four jiaos in boiler through the storehouse pump; And------wind powder mixer---airduct on the boiler---super critical boiler burner (interface is that the boiler feed mouth is from second and third layer of top number) makes material normal combustion in stove to flapper after machine supplying powder.(also can measure the coal pulverizer import of squeezing into power plant's coal mill system through the storehouse pump, make coal dust and rubbish powder multifuel combustion in stove from the material of waste dry powder silo.) whole project overall process all can adopt automatic control, and provide and show the production overall process dynamically, in real time.

Method of the present invention can further include the step of dry powder burning method ancillary works technology, and what this step was concrete is:

1) waste gas in recycle and the hot regeneration of waste water

Recycle in the waste gas

Transport in the overall process in garbage feeding, sorting, pulverizing, dehydration, mummification and all can produce refuse odor.Therefore; Partly produce at this inlet scoop all is housed on the equipment; And the negative pressure equipment is housed in the closed production workshop; Make foul smell all be collected into the waste gas bag; Waste gas bag vent valve connects meticulous anhydration system air supply trough, and large quantity of exhaust gas is sucked by anhydration system automatically, circulation in realizing; A small amount of foul smell can atomizer burner---burner hearth burns in the lump with self-produced liquid fuel entering, also can handle the back qualified discharge by waste gas purification apparatus.

The hot regeneration of waste water

Pulverizing, depositing, all producing waste water in the dehydration, drying process; The unified collection by pipeline gets into wastewater disposal basin, removes impurity through the clean system of filter again, adds additive agent modified; Add the modification solvent in addition and make flammable liquid, this liquid burning can reach 1200-1500 ℃ of ignition temperature.

2) ferrous metal collection and treatment

Iron that magnetic separator gets off is concentrated through en-masse conveyer and is reclaimed, and clears up then, metering, piece, sale.

3) non-ferrous metal collection and treatment

Non-ferrous metal artificial separations such as the copper that color selector gets off, aluminium, lead, metering, packing are sold.

4) the silicates thing is handled

After things such as the brick that gravity concentrator gets off, stone, sand are pulverized, be pressed into building materials and sell.

5) Treatment of Waste Plastics

The waste plastics that the separating plastic machine gets off is collected with air duct, and sorting again, granulation, packing are sold.

The present invention also provides a kind of domestic waste to produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating, and said equipment comprises the meticulous hybrid system of collection processing system implementing, dewatering system and mummification of crushing system, ferrous metal collection processing system implementing, non-ferrous metal collection processing system implementing, silicates thing collection processing system implementing, waste plastics;

Said domestic waste is drawn the sign indicating number pound through automatic weighbridge metering and is stood; Getting into the HYF-V of factory type advances three, goes out two automatic U type air curtain rubbish discharge channels; Get into the closed automatic garbage crushing storehouse of crushing system then; Pull through the double-deck four roller rubbish of the HYF-V type that is provided with in the closed automatic garbage crushing storehouse and to cut broken feeder, rubbish is pulverized;

The rubbish of pulverizing is delivered to the ferrous metal collection processing system implementing,, carry out magnetic separation and remove and collect ferrous metal through closed magnetic separation conveyer;

Get into silicates thing collection processing system implementing then, remove silicates material and collection through the HYF-V gravity screening machine in this system;

Then get into the non-ferrous metal collection processing system implementing again through color selector sorting non-ferrous metal;

The HYF-V type double teeth roller rubbish stranding of rest materials entering crushing system is pulled pulverizer and is pulverized;

The powerful pressing waste dewaterer of HYF-V type that then gets into dewatering system dewaters; Material after the dehydration is through breaing up laggard collection processing system implementing of going into waste plastics; HYF-V wind-powered electricity generation separating plastic machine through this system; Sorting is also collected plastics; Rest materials is carried out the sorting and the collection of metal through another ferrous metal collection processing system implementing, non-ferrous metal collection processing system implementing again, and rest materials gets into the HYF-V type monodentate roll extrusion garbage pulverator of another crushing system and further pulverizes;

Material after further pulverizing gets into the meticulous hybrid system of mummification; Carry out meticulous mummification, compound through the meticulous anhydration system of HYF-V type rubbish normal temperature; Last material separates gas, powder through wet separator; Isolated waste dry powder gets into rubbish composite dry powder fuel silo after conveyer is sent into elevator, send into burner and burn.

According to a particular embodiment of the invention process, the application of the apparatus of the invention to produce fuel for coal-fired power plants dry specific process comprises: the municipal solid waste through the unit automatically scales measuring zoned yards pound station, enter the factory HYF-V type into three, the two U-shaped wind screen automatically garbage dump channel, and then enter the automatic garbage discharged into enclosed refuse crushing position, said closed position automatic garbage crushing the lower bunk with HYF-V-type four-roll trash pull Cut broken feeder, pull trash instant smash cut to the closed magnetic separator conveyor through two addition of ferrous metals, and then enter the HYF-V gravity screening machine, remove silicate material, followed by re-entering the color selection system sorting of non-ferrous metals, and the remaining material into the HYF-V type Double Roll Crushers garbage rub rub pull pull crushing, then into the HYF-V-type strong squeeze waste dewatering machine, finished off the water disperser materials are broken up, then enter HYF-V wind power plastic sorting machine, sorting the plastic into the collection system, and the remaining material and then through a magnetic separator magnetic separation of ferrous metals and a color sorter system color sorting non-ferrous metals, the metal selected into the collection system, and the remaining material into the HYF-V single-tooth rolling garbage grinder; crushed by automatic metering and dosing device into HYF-V-type garbage room temperature fine dry system for fine dry, complex, and finally the material by a wet separator for gas, powder separation, the separated waste powder through the hoist conveyor into the composite powder of fuel into the waste silo, silos waste material composite powder fuel pumped into the boiler through the positions of the four corners of the small separate toner, and then The powder machine - air lock - Wind Powder Mixer - boiler primary air duct - supercritical boiler burners, so that the material into the furnace of the present invention in accordance with the invention provides a compound of MSW production dry fuel for coal-fired power plants of industrial methods, methods of production process steps and process parameters are associated with major equipment: HYF-V type into three, the two U-shaped wind screen automatically garbage discharge channel, HYF-V type single tooth rolled Disposal, HYF-V-type double trash pull cut four roll crusher feeder, HYF-V-type garbage room temperature fine dry system, HYF-V-type double trash pull cut four roll crusher feeder, HYF Fine-V-type garbage room temperature drying system, HYF-V type Double Roll Crushers pull garbage pickup, HYF-V-type strong squeeze waste dewatering machine, HYF-V gravity screening machine, HYF-V wind power plastic sorting machine, HYF-V type into three, the two U-shaped wind screen automatically garbage discharge channel, HYF-V single-tooth rolling garbage grinder, HYF-V-type double trash pull cut four roll crusher feeder.

Said ferrous metal collection processing system implementing comprises: closed magnetic separation conveyer 7, belt feeder conveyer 2.2.3.1, concentrate cleaning, metering, piece equipment 2.2.3.2 and be delivered into library facilities 2.2.3.3; Be used for ferrous metal concentrate is reclaimed, clear up then, metering, piece, sale;

Said non-ferrous metal collection processing system implementing comprises: color selector 10, belt feeder are carried and are collected 2.2.4.1, concentrate cleaning, classification, metering, piece equipment 2.2.4.2 and be delivered into library facilities 2.2.4.3; Be used for non-ferrous metal concentrate is reclaimed, clear up then, metering, piece, sale;

Said silicates thing collection processing system implementing comprises: HYF-V gravity screening machine 9, belt feeder are carried and are collected 2.2.5.1, disintegrating apparatus 2.2.5.2 screening installation 2.2.5.3 and building materials former 2.2.5.4; After being used for things such as the brick of sorting, stone, sand are pulverized, being pressed into building materials and selling;

The collection processing system implementing of said waste plastics comprises: HYF-V wind-powered electricity generation separating plastic machine 17, air duct gathering machine 2.2.6.1, wind-powered electricity generation separating plastic machine, comminutor, baling press 2.2.6.2; Be used for the waste plastics of sorting is collected with air duct, sorting again, granulation, packing are sold.

Said equipment comprises that also domestic waste prepares the dry powder auxiliary unit and further comprises: gas sampling treatment system, wastewater collection treatment system; Said gas sampling treatment system comprises: gas sampling pipe network 2.2.1.1, waste gas bag 2.2.1.2 and gas sampling, discharging, processing controls chamber 2.2.1.3; The foul smell that is used for producing all is collected into the waste gas bag, burns in the lump with self-produced liquid fuel;

Said wastewater collection treatment system comprises: garbage, waste-water collection pipe network 2.2.2.1, wastewater collection pond 2.2.2.2, waste water are filtered clean system 2.2.23, wastewater treatment solvent preparation storehouse 2.2.2.4, waste water production liquid fuel workshop 2.2.2.5, waste liquid fuel, waste gas atomizer burner 2.2.2.6 and liquid fuel storehouse 2.2.2.6, are used for waste water modification is prepared flammable liquid.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention, said equipment mainly comprises: the HYF-V type advances three; Go out two automatic U type air curtain rubbish discharge channels; HYF-V type monodentate roll extrusion garbage pulverator; The double-deck four roller rubbish of HYF-V type pull cuts broken feeder; The meticulous anhydration system of HYF-V type rubbish normal temperature; The double-deck four roller rubbish of HYF-V type pull cuts broken feeder; The meticulous anhydration system of HYF-V type rubbish normal temperature; HYF-V type double teeth roller rubbish is rubbed with the hands and is pulled pulverizer; The powerful pressing waste dewaterer of HYF-V type; HYF-V gravity screening machine; HYF-V wind-powered electricity generation separating plastic machine; The HYF-V type advances three; Go out two automatic U type air curtain rubbish discharge channels; HYF-V type monodentate roll extrusion garbage pulverator; The double-deck four roller rubbish of HYF-V type pull cuts broken feeder.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; Wherein the HYF-V type advances three; Go out two automatic U type air curtain rubbish discharge channels as shown in Figure 1; This rubbish discharge channel comprises rubbish vehicle unloading admission passage 1.1; This passage is divided into three sections; Four sects are housed; Automatic air curtain all is housed on the per pass door; Be that vehicle gets into the automatic air curtain door 1.2 in first road; Vehicle gets into the automatic air curtain door 1.3 in second road; Vehicle gets into the automatic air curtain door 1.4 in the 3rd road; Vehicle gets into the automatic air curtain door 1.5 in the 4th road; The rubbish discharge car enters automatic air curtain doorway, first road; Door is promptly opened; Wind in the air curtain will blow in the wind direction passage outdoors simultaneously; The air of the inside can only be flowed to the inside; The car back door of entering is promptly closed automatically; Air curtain stops blowing; Car crosses second; Three; The automatic air curtain door in four roads is like this equally; Discharge car has been crossed rubbish vehicle unloading admission passage 1.1; The rubbish vehicle unloading area 1.6 of having arrived; Can the tailstock rubbish be discharged into the rubbish of marching into the arena backwards and unloads material containing mouth 1.7; Under case of emergency; Can be discharged into interim rubbish heap warehousing 1.12; The vehicle of unsnatching material can return through rubbish vehicle unloading back backward channel 1.8; Rubbish vehicle unloading back backward channel 1.8 is divided into 2 sections, and three sects and air curtain apparatus 1.9 are housed; 1.10; 1.11.Function is identical with feeding-passage, and wind direction also is to blow toward unloading material containing mouth direction.Guarantee that the rubbish stink does not leak.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; Wherein the double-deck four roller rubbish of HYF-V type pull and cut broken feeder as shown in Figure 2; This feeder comprises pulling cuts the broken part 2.1 and the conveying part 2.2 that connects material; It pulls cuts broken partly 2.1 (seeing Fig. 2 .1) and is characterised in that and comprises totally four of motor 2.1.1.1; By shaft coupling 2.1.2.1; Connect respectively; Then be communicated with reduction box 2.1.3.1 again respectively; Connect shaft coupling 2.1.4.1 again; These four shaft couplings connect main shaft 2.1.8.1 respectively; Main shaft 2.1.8.1; On be uniformly distributed with dress and pull cutting knife 2.1.7.1; Pull and form 4 in the operation process of cutting knife 2.1.7.1 and pull tangent plane 2.1.1.1.1; See Fig. 2 .1.1; The broken housing 2.1.5.1 that partly is equipped with of complete machine; Connect material and carry part 2.2; Be that common conveying worm is contained in to pull and cuts broken lower end partly, will pull the material of cutting after connecting material and transfer out.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; Wherein the powerful pressing waste dewaterer of HYF-V type as shown in Figure 3; This dewaterer comprises motor 3.1; Reduction box 3.3; The centre has shaft coupling 3.2 to connect; Reduction box 3.3 comes out and has shaft coupling 3.2 to connect power transmission shaft 3.6; The front end of power transmission shaft 3.6 is equipped with bearing block casing 3.5; Mainly be used for supporting kick; A bearing block 3.4 respectively is equipped with at bearing block casing 3.5 two ends; Spiral sleeve 3.7 is housed respectively on the power transmission shaft 3.6; Axle sleeve diameter 3.8＜3.9＜3.10＜3.11, the compression ratio one-level that makes material all are contained in bearing block casing 3.5 back according to the order of sequence greater than one-level; Spiral sleeve 3.7 tail ends are equipped with tapered cover 3.11 respectively, and the scale spiral is all arranged outside the spiral sleeve 3.7.Front end at dewaterer is equipped with charging aperture 3.10, and tail end is equipped with tapered discharging opening 3.9, in the spiral outside shaped spiral housing 3.8 is housed.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; Wherein HYF-V type double teeth roller rubbish is rubbed with the hands and to be pulled pulverizer, HYF-V gravity screening machine, HYF-V type monodentate roll extrusion garbage pulverator, HYF-V wind-powered electricity generation separating plastic machine equipment and all have Zhangjagang City, Jiangsu and happy plant equipment Co., Ltd to provide, and common apparatus such as relevant conveyer, elevator, magnetic separator de-ironing, color selector can be in the buying of many machinery plants.

In addition, the present invention also controls by the following method, to realize the object of the invention:

The source decrement: on the refuse classification with separating plastic to 1% below, make its chlorion that gets into burning zone reduce to minimum flow, reduce He Cheng bioxin composition.

Source control: add solid sulphur, solid chlorine, fixed nitrogen additive in the rubbish composite dry powder fuel production, make the garbage fuel powder in the overall process of burning, realize solid chlorine, solid sulphur, fixed nitrogen, and suppress dioxins materials formation, reach from the source and control.

Quality guarantee: rubbish composite dry powder fuel particle diameter is the 300-800 order; The materialization quality of moisture content≤10%; Make rubbish composite dry powder fuel in stove, shorten burning time and the burn-off rate that has improved material greatly, also significantly reduce the synthetic again condition of dioxin thing, chlorine, nitrogen simultaneously.

Furnace temperature guarantees: rubbish composite dry powder fuel is sent into the position of super critical boiler burner (interface is from second and third layer of top number), and conventional state has 1200 ℃-1500 ℃ temperature, and in this temperature environment, burning can not produce bioxin.

Time guarantees: flue gas is higher than the time of staying＞3s of 850 ℃, and it is synthetic to impel the dioxin thing to be difficult to again.

The characteristics of dry powder burning method provided by the invention are:

1, easy, practical

1) sorting meets rubbish present situation and application requirements

2) dehydration and drying all carries out at normal temperatures, need not any thermal source and heats

3) start of entire equipment and when being provided with compole short, material can empty at any time, be convenient to factory shutdown, reset, restart and keep in repair.

2, safe and reliable

1) in the dehydration and drying system flow velocity of material, temperature, humidity, gas-solid ratio all inflammable at powder, beyond the explosion limit range.

2) transmission of whole material, gas is all carried out under field conditions (factors).

3) plant maintenance quantities is little, and the cycle is short, does not influence the production line overall operation.

3, health, harmless

1) harmful pathogen such as the various pathogenic bacteria that exist in the rubbish, Escherichia coli have all been killed in process of production, and have not had the condition (120 ℃ of temperature are arranged in the drying process) of existence and breeding.

2) rubbish is collected unified processing up to standard from metering, the sorting of putting in storage, mummification, the waste water that goes out the product all fronts, foul smell, peculiar smell by taking off flavor deodorizing pipe network.

3) rubbish composite dry powder fuel in burning, the burning after the discharge of poisonous waste amount minimum.

Description of drawings

Fig. 1 advances three, goes out two automatic U type air curtain rubbish discharge channels for the HYF-V type;

Fig. 2 cuts broken feeder for the double-deck four roller rubbish of HYF-V type pull;

Fig. 3 cuts broken feeder floor plan for the double-deck four roller rubbish of HYF-V type pull;

Fig. 4 is for pulling cutting knife;

Fig. 5 is a feed screw;

Fig. 6 is the powerful pressing waste dewaterer of HYF-V type;

Fig. 7 for the coal-burning power plant with domestic waste electrification technique as well as flow chart;

Fig. 8 is the hot regeneration flow chart of waste gas, waste water;

Fig. 9 is a ferrous metal collection and treatment flow chart;

Figure 10 is a non-ferrous metal collection and treatment flow chart;

Figure 11 is a silicates thing collection and treatment flow chart;

Figure 12 is the collection and treatment flow chart of waste plastics;

Figure 13 is the overall schematic aerial part of processor for urban domestic garbage of the present invention;

Figure 14 is the overall schematic under ground portion of processor for urban domestic garbage of the present invention.

The accompanying drawing sign

1, the special-purpose dumper 2 of domestic waste enclosed type, automatic weighbridge metering are drawn the sign indicating number pound and are stood

3, the HYF-V type advances three, goes out two automatic U type air curtain rubbish discharge channels

4, emergent storehouse 5, the closed automatic garbage crushing storehouse of stacking of closed rubbish

6, the double-deck four roller rubbish of HYF-V type pull and cut broken feeder

7, closed magnetic separation conveyer 9, HYF-V gravity screening machine

10, color selector 11, en-masse conveyer

12, HYF-v type double teeth roller rubbish is rubbed with the hands and is pulled pulverizer

13, HYF-V type brute force pressing waste dewaterer 15, disperser

17, HYF-V wind-powered electricity generation separating plastic machine 20, en-masse conveyer

21, HYF-V type monodentate roll extrusion garbage pulverator 22, conveying worm

23, the meticulous anhydration system of HYF-V type rubbish normal temperature 24, additive silo

25, metering conveying pump 27, elevator

28, waste dry powder silo 29, storehouse pump

30, four jiaos of each starch storehouses 31 of boiler, machine supplying powder

32, flapper 33, wind powder mixer

1.1 rubbish vehicle unloading admission passage 1.2 rubbish vehicles get into the automatic air curtain door in first road

1.3 the rubbish vehicle gets into the automatic air curtain door 1.4 rubbish vehicles in second road and gets into the automatic air curtain door in the 3rd road

1.5 the rubbish vehicle gets into the automatic air curtain door 1.6 rubbish vehicle unloading areas in the 4th road

Rubbish unloads material containing mouth 1.8 rubbish vehicles unloading back backward channel 1.7 march into the arena

1.9 the automatic air curtain door in automatic air curtain door 1.10 rubbish vehicles unloading second road, back, first road, rubbish vehicle unloading back

1.11 automatic air curtain door 1.12 interim dumping storehouses, the 3rd road, rubbish vehicle unloading back

2.2.1.1, gas sampling pipe network 2.2.1.2, waste gas bag

2.2.1.3, gas sampling, discharging, processing controls chamber

2.2.2.1, garbage, waste-water collects pipe network 2.2.2.2, wastewater collection pond

2.2.2.3, waste water filters clean system 2.2.2.4, wastewater treatment solvent preparation storehouse

2.2.2.5, waste water produces liquid fuel workshop 2.2.2.6, waste liquid fuel, waste gas atomizer burner

2.2.2.7, liquid fuel storehouse 2.2.3.1, the first belt feeder conveyer

2.2.3.2, first concentrate cleaning, metering, piece equipment

2.2.3.3, be delivered into library facilities

2.2.4.1, the second belt feeder conveyer 2.2.4.2, second concentrates cleaning, classification, metering, piece equipment

2.2.4.3, be delivered into library facilities

2.2.5.1, the 3rd belt feeder conveyer 2.2.5.2, disintegrating apparatus

2.2.53, screening installation 2.2.5.4. building materials former

2.2.6.1, air duct gathering machine 2.2.6.2, wind-powered electricity generation separating plastic machine, comminutor, baling press

2.1.1.1, motor 2.1.2.1, shaft coupling 2.1.3.1, reduction box

2.1.8.1, main shaft 2.1.7.1, pull cutting knife 2.1.1.1.1, pull tangent plane

2.1.5.1, housing

3.1 motor 3.2 shaft couplings 3.3 reduction boxes

3.4 bearing block 3.5 bearing block casings 3.6 power transmission shafts

3.7 spiral sleeve 3.8 shaped spiral housings 3.9 conical discharge ports

3.10 charging aperture 3.11 taper sheaths

The specific embodiment

The present invention further specifies the present invention with the following example, but protection scope of the present invention is not limited to the following example.

1, domestic waste provided by the invention is produced the method that composite dry powder fuel is used for coal-burning power plant's generating

Domestic waste provided by the invention is produced the method for composite dry powder fuel, according to the composition and the physical and chemical performance of domestic waste, at first wherein metal, silicates material and plastics is sorted out through separation system; With the meticulous equipment that dehydrates of normal temperature it is produced ultra-fine dry powder again; And add additive agent modified processing; Produce the generating of composite dry powder fuel electric power supply plant; And liquid such as sorting and the ferrous metal of handling out, non-ferrous metal, silicates material (brick, stone, glass, sandy soil), waste water, waste gas, plastics, solid, gas adopt different process and equipment to handle respectively, realize comprehensive utilization.

Domestic waste provided by the invention is produced the method for composite dry powder fuel, may further comprise the steps:

1) reception, pulverizing, sorting

Domestic waste transports factory's automatic weighbridge metering outdoors to through the special-purpose dumper of house refuse enclosed type and draws sign indicating number pound station; Drawing sign indicating number through automatic gauge opens single back and gets into the HYF-V of factory type and advance three; Go out two automatic U type air curtain rubbish discharge channels; This passage is the U type; Advance vehicle passage three-section four-door is arranged; Automatically induction; On the door air curtain is housed; Air only import but no export, car are crossed the 4th sect, rubbish can be discharged into closed automatic garbage crushing storehouse; Go out vehicle passage and have two sections three; Automatically induction is equipped with air curtain, the air only import but no export on the door; Advance be equipped with on the vehicle passage Yishanmen red; Green indicator lamp, staff vehicles travels.

The other emergent storehouse of stacking of rubbish that is provided with, closed automatic garbage crushing storehouse; Prevent to have a power failure; Machine maintenance; Accidents such as accident; Bottom, closed automatic garbage crushing storehouse is provided with the double-deck four roller rubbish of HYF-v type and pulls and cut broken feeder; Rubbish moment that dumper is discharged into pulls to cut and is crushed to particle diameter below 10 centimeters and delivers to the closed magnetic separation conveyer of next assorting room and remove ferrous metal (iron) through two road magnetic separation; Get into HYF-v gravity screening machine then; Remove silicates thing (brick; Stone; Glass; Husky); Then get into look again and select system's sorting non-ferrous metal (copper; Aluminium); The material of selecting gets into gathering system; Rest materials gets into HYF-v type double teeth roller rubbish and rubs with the hands and pull pulverizer and rub with the hands to pull and be crushed to particle diameter below 3 centimeters; Then get into the powerful pressing waste dewaterer of HYF-v type; Material water ratio is dewatered below 60% to below 25%; Having taken off the material of water breaks up through disperser; Then get into HYF-v wind-powered electricity generation separating plastic machine; The plastics of sorting get into gathering system; Rest materials is selected non-ferrous metal through one magnetic separator magnetic separation ferrous metal with color selector system look again; Metal through selecting gets into gathering system; Rest materials gets into HYF-v type monodentate roll extrusion garbage pulverator, makes material be crushed to particle diameter below 5 millimeters.

2) normal temperature mummification, meticulous compound

The rubbish meal (grain) that after step 1) is handled, transports gets into the meticulous anhydration system of HYF-v type rubbish normal temperature through the automatic gauge feeding device; Add an amount of additive simultaneously; Convention amount is 0.5-3%, carries out meticulous mummification, compound (the meticulous desiccation machine of normal temperature preferably adopts Chinese ZL200820110960.3 utility model patent technology complete set of equipments and 200810094389.5 patent of invention technology complete set of equipments and methods).This machine is opened the molecular structure of rubbish through brute force; Change the surface tension of rubbish and water; And at one time; Rely on the air of a large amount of inspirations of dehydration and drying machine; Utilize the compatibility of water and water in air part; Hydrone was combined with a large amount of air moment; Discharge outside the machine together; Through wet separator to gas; Powder separates; Isolated gas is collected through deduster; The wet smelly air that deduster is collected enters the foul smell gathering-device; Then carry out utilization up to standard by waste gas (water) purifier, isolated waste dry powder gets into rubbish composite dry powder fuel silo after conveyer is sent into elevator, and the quality of this dry powder reaches combustion requirements; Fineness is the 300-800 order, and the mummification degree is that moisture content is below 10%.If (destructor plant can be established the waste dry powder silo in power plant in addition not in power plant, be transported into power plant with tank car.)

3) coal-burning power plant's burning

The material of rubbish composite dry powder fuel silo is squeezed into four starch storehouses of establishing in addition of four jiaos in boiler through the storehouse pump; And------wind powder mixer---airduct on the boiler---super critical boiler burner (interface is that the boiler feed mouth is from second and third layer of top number) makes material normal combustion in stove to flapper after machine supplying powder.(also can measure the coal pulverizer import of squeezing into power plant's coal mill system through the storehouse pump, make coal dust and rubbish powder multifuel combustion in stove from the material of waste dry powder silo.) whole project overall process all can adopt automatic control, and provide and show the production overall process dynamically, in real time.

2, technology is formed

The equipment that domestic waste production composite dry powder fuel is used for generating electricity the coal-burning power plant among the present invention comprises the meticulous hybrid system of collection processing system implementing, dewatering system and mummification of crushing system, ferrous metal collection processing system implementing, non-ferrous metal collection processing system implementing, silicates thing collection processing system implementing, waste plastics;

Said domestic waste is drawn the sign indicating number pound through automatic weighbridge metering and is stood; Getting into the HYF-V of factory type advances three, goes out two automatic U type air curtain rubbish discharge channels; Get into the closed automatic garbage crushing storehouse of crushing system then; Pull through the double-deck four roller rubbish of the HYF-V type that is provided with in the closed automatic garbage crushing storehouse and to cut broken feeder, rubbish is pulverized;

The rubbish of pulverizing is delivered to the ferrous metal collection processing system implementing,, carry out magnetic separation and remove and collect ferrous metal through closed magnetic separation conveyer;

Get into silicates thing collection processing system implementing then, remove silicates material and collection through the HYF-V gravity screening machine in this system;

Then get into the non-ferrous metal collection processing system implementing again through color selector sorting non-ferrous metal;

The HYF-V type double teeth roller rubbish stranding of rest materials entering crushing system is pulled pulverizer and is pulverized;

The powerful pressing waste dewaterer of HYF-V type that then gets into dewatering system dewaters; Material after the dehydration is through breaing up laggard collection processing system implementing of going into waste plastics; HYF-V wind-powered electricity generation separating plastic machine through this system; Sorting is also collected plastics; Rest materials is carried out the sorting and the collection of metal through another ferrous metal collection processing system implementing, non-ferrous metal collection processing system implementing again, and rest materials gets into the HYF-V type monodentate roll extrusion garbage pulverator of another crushing system and further pulverizes;

Material after further pulverizing gets into the meticulous hybrid system of mummification; Carry out meticulous mummification, compound through the meticulous anhydration system of HYF-V type rubbish normal temperature; Last material separates gas, powder through wet separator; Isolated waste dry powder gets into rubbish composite dry powder fuel silo after conveyer is sent into elevator, send into burner and burn.

Said ferrous metal collection processing system implementing comprises: closed magnetic separation conveyer 7, the first belt feeder conveyer 2.2.3.1, first concentrate cleaning, metering, piece equipment 2.2.3.2 and first to be delivered into library facilities 2.2.3.3; Be used for ferrous metal concentrate is reclaimed, clear up then, metering, piece, sale;

Said non-ferrous metal collection processing system implementing comprises: color selector 10, the second belt feeder conveyer 2.2.4.1, second concentrate cleaning, classification, metering, piece equipment 2.2.4.2 and second to be delivered into library facilities 2.2.4.3; Be used for non-ferrous metal concentrate is reclaimed, clear up then, metering, piece, sale;

Said silicates thing collection processing system implementing comprises: HYF-V gravity screening machine 9, the 3rd belt feeder conveyer 2.2.5.1, disintegrating apparatus 2.2.5.2/ screening installation 2.2.5.3 and building materials former 2.2.5.4; After being used for things such as the brick of sorting, stone, sand are pulverized, being pressed into building materials and selling;

The collection processing system implementing of said waste plastics comprises: HYF-V wind-powered electricity generation separating plastic machine 17, air duct gathering machine 2.2.6.1, wind-powered electricity generation separating plastic machine, comminutor, baling press 2.2.62; Be used for the waste plastics of sorting is collected with air duct, sorting again, granulation, packing are sold.

Said equipment also comprises gas sampling treatment system, wastewater collection treatment system,

Said gas sampling treatment system comprises: gas sampling pipe network 2.2.1.1, waste gas bag 2.2.1.2 and gas sampling, discharging, processing controls chamber 2.2.1.3, and the foul smell that is used for producing all is collected into the waste gas bag, burns in the lump with self-produced liquid fuel;

Said wastewater collection treatment system comprises: garbage, waste-water collection pipe network 2.2.2.1, wastewater collection pond 2.2.2.2, waste water are filtered clean system 2.2.2.3, wastewater treatment solvent preparation storehouse 2.2.2.4, waste water production liquid fuel workshop 2.2.2.5, waste liquid fuel, waste gas atomizer burner 2.2.2.6 and liquid fuel storehouse 2.2.2.6, are used for waste water modification is prepared flammable liquid.

Concrete equipment of the present invention is made up of following machine:

1. sign indicating number pound station is drawn in the special-purpose dumper 2. automatic weighbridge meterings of domestic waste enclosed type

3.HYF-V type advances three, goes out two automatic U type air curtain rubbish discharge channels

4. the emergent 5. closed automatic garbage crushing storehouses, storehouse of stacking of closed rubbish

6.HYF-V pulling, the double-deck four roller rubbish of type cut broken feeder

7. closed magnetic separation conveyer 8. closed magnetic separation conveyers

9.HYF-V gravity screening machine 10. looks select system's 11. en-masse conveyers

12.HYF-V rubbing with the hands, type double teeth roller rubbish pulls pulverizer

13.HYF-V the powerful pressing waste dewaterer of type

14. en-masse conveyer 15. dispersers 16. en-masse conveyers

17.HYF-V wind-powered electricity generation separating plastic machine 18. closed magnetic separation conveyers

19. look selects system's 20. en-masse conveyers

21.HYF-V type monodentate roll extrusion garbage pulverator 22. conveying worms

23.HYF-V the meticulous anhydration system of type rubbish normal temperature

24. additive silo 25. metering conveying pumps 26. conveying worms

27. elevator 28. waste dry powder silos 29. storehouse pumps

33. wind powder mixer 34. switch boards, system controlled by computer center

2.2 dry powder burning method ancillary works technology is made up of following engineering unit

2.2.1 the gas sampling treatment system is made up of following content:

1. gas sampling pipe network 2. waste gas bags 3. gas samplings, discharging, processing controls chamber

2.2.2 the wastewater collection treatment system is made up of following content:

1. garbage, waste-water is collected pipe network 2. wastewater collection ponds 3. waste water and is filtered clean system

4. wastewater treatment solvent preparation storehouse 5. waste water are produced the liquid fuel workshop

6. waste liquid fuel, waste gas atomizer burner 7. liquid fuel storehouses

2.2.3 the ferrous metal collection processing system implementing is made up of following content:

1. belt feeder conveyer 2. is concentrated cleaning, metering, piece equipment

3. be delivered into library facilities

2.2.4 the non-ferrous metal collection processing system implementing is made up of following content:

1. belt feeder conveyer 2. is concentrated cleaning, classification, metering, piece equipment

3. be delivered into library facilities

2.2.5 silicates thing collection processing system implementing is made up of following content:

1. belt feeder conveyer 2. disintegrating apparatus 3. screening installations

4. building materials former

2.2.6 the collection processing system implementing of waste plastics is made up of following content:

1. air duct gathering machine 2. wind-powered electricity generation separating plastic machines, comminutor, baling press

3, the process implementing step is described

3.1 dry powder burning method major project process implementing step is described

1. receive, pulverizing, sorting

Domestic waste transports factory's automatic weighbridge metering outdoors to through the special-purpose dumper of house refuse enclosed type and draws sign indicating number pound station; Drawing sign indicating number through automatic gauge opens single back and gets into the HYF-V of factory type and advance three; Go out two automatic U type air curtain rubbish discharge channels; This passage is the U type; Advance vehicle passage three-section four-door is arranged; Automatically induction; On the door air curtain is housed; Air only import but no export, car are crossed the 4th sect, rubbish can be discharged into closed automatic garbage crushing storehouse; Go out vehicle passage and have two sections three; Automatically induction is equipped with air curtain, the air only import but no export on the door; Advance be equipped with on the vehicle passage Yishanmen red; Green indicator lamp, staff vehicles travels.

The other emergent storehouse of stacking of rubbish that is provided with, closed automatic garbage crushing storehouse; Prevent to have a power failure; Machine maintenance; Accidents such as accident; Bottom, closed automatic garbage crushing storehouse is provided with the double-deck four roller rubbish of HYF-v type and pulls and cut broken feeder; Rubbish moment that dumper is discharged into pulls to cut and is crushed to particle diameter below 10 centimeters and delivers to the closed magnetic separation conveyer of next assorting room and remove ferrous metal (iron) through two road magnetic separation; Get into HYF-v gravity screening machine then; Remove silicates thing (brick; Stone; Glass; Husky); Then get into look again and select system's sorting non-ferrous metal (copper; Aluminium); The material of selecting gets into gathering system; Rest materials gets into HYF-v type double teeth roller rubbish and rubs with the hands and pull pulverizer and rub with the hands to pull and be crushed to particle diameter below 3 centimeters; Then get into the powerful pressing waste dewaterer of HYF-v type; Material water ratio is dewatered below 60% to below 25%; Having taken off the material of water breaks up through disperser; Then get into HYF-V wind-powered electricity generation separating plastic machine; The plastics of sorting get into gathering system; Rest materials is selected non-ferrous metal through one magnetic separator magnetic separation ferrous metal with color selector system look again; Metal through selecting gets into gathering system; Rest materials gets into HYF-V type monodentate roll extrusion garbage pulverator, makes material be crushed to particle diameter below 5 millimeters.

2. normal temperature mummification, meticulous compound

The rubbish meal (grain) that after 1. step is handled, transports gets into the meticulous anhydration system of HYF-V type rubbish normal temperature through the automatic gauge feeding device; Add an amount of additive simultaneously; Convention amount is 0.5-3%, carries out meticulous mummification, compound (the meticulous desiccation machine of normal temperature preferably adopts Chinese ZL200820110960.3 utility model patent technology complete set of equipments and 200810094389.5 patent of invention technology complete set of equipments and methods).This machine is opened the molecular structure of rubbish through brute force; Change the surface tension of rubbish and water; And at one time; Rely on the air of a large amount of inspirations of dehydration and drying machine; Utilize the compatibility of water and water in air part; Hydrone was combined with a large amount of air moment; Discharge outside the machine together; Through wet separator to gas; Powder separates; Isolated gas is collected through deduster; The wet smelly air that deduster is collected enters the foul smell gathering-device; Then carry out utilization up to standard by waste gas (water) purifier, isolated waste dry powder gets into rubbish composite dry powder fuel silo after conveyer is sent into elevator, and the quality of this dry powder reaches combustion requirements; Fineness is the 300-800 order, and the mummification degree is that moisture content is below 10%.If (destructor plant can be established the waste dry powder silo in power plant in addition not in power plant, be transported into power plant with tank car.)

3. coal-burning power plant's burning

The material of rubbish composite dry powder fuel silo is squeezed into four starch storehouses of establishing in addition of four jiaos in boiler through the storehouse pump; And------wind powder mixer---airduct on the boiler---super critical boiler burner (interface is that the boiler feed mouth is from second and third layer of top number) makes material normal combustion in stove to flapper after machine supplying powder.(also can measure the coal pulverizer import of squeezing into power plant's coal mill system through the storehouse pump, make coal dust and rubbish powder multifuel combustion in stove from the material of waste dry powder silo.)

Annotate: whole project overall process all can adopt automatic control, and provides and show the production overall process dynamically, in real time.

3.2 dry powder burning method ancillary works process implementing step is described

A. waste gas, the hot regeneration of waste water

Recycle in the waste gas

Transport in the overall process in garbage feeding, sorting, pulverizing, dehydration, mummification and all can produce refuse odor.Therefore; Partly produce at this inlet scoop all is housed on the equipment; And the negative pressure equipment is housed in the closed production workshop; Make foul smell all be collected into the waste gas bag; Waste gas bag vent valve connects meticulous anhydration system air supply trough, and large quantity of exhaust gas is sucked by anhydration system automatically, circulation in realizing; Atomizer burner---burner hearth burns in the lump for a small amount of foul smell and self-produced liquid fuel entering, also can handle back up to standard discharging by waste gas purification apparatus.

The hot regeneration of waste water

Pulverizing, depositing, all producing waste water in the dehydration, drying process; The unified collection by pipeline gets into wastewater disposal basin, removes impurity through the clean system of filter again, adds additive agent modified; Add the modification solvent in addition and make flammable liquid, this liquid burning can reach 1200-1500 ℃ of ignition temperature.

B. ferrous metal collection and treatment

Iron that magnetic separator gets off is concentrated through en-masse conveyer and is reclaimed, and clears up then, metering, piece, sale.

C. non-ferrous metal collection and treatment

Non-ferrous metal artificial separations such as the copper that color selector gets off, aluminium, lead, metering, packing are sold.

D. the silicates thing is handled

After things such as the brick that gravity concentrator gets off, stone, sand are pulverized, be pressed into building materials and sell.

E. Treatment of Waste Plastics

The waste plastics that the separating plastic machine gets off is collected with air duct, and sorting again, granulation, packing are sold.

4. main design parameters

4.1 treatment scale

If: the design parameter of handling 1000 tons of domestic wastes every day is following:

4.1.1 sub-elect metal, plastics, foreign material 145T

Handle discharging garbage moisture content 435T 4.1.2 dehydrate

4.1.3 rubbish can become composite dry powder fuel 420T

4.2 rubbish composite dry powder fuel outlet condition

4.2.1 plastic content %≤1%

4.2.2 tenor %≤0.01%

4.2.3 silicates thing content %≤3%

4.2.4 moisture content %≤10%

4.2.5 product cut size: 300-800 order

4.3 flue gas discharge of major pollutant index

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste provided by the invention, said equipment mainly comprises: the HYF-V type advances three; Go out two automatic U type air curtain rubbish discharge channels; HYF-V type monodentate roll extrusion garbage pulverator; The double-deck four roller rubbish of HYF-V type pull cuts broken feeder; The meticulous anhydration system of HYF-V type rubbish normal temperature; The double-deck four roller rubbish of HYF-V type pull cuts broken feeder; The meticulous anhydration system of HYF-V type rubbish normal temperature; HYF-V type double teeth roller rubbish is rubbed with the hands and is pulled pulverizer; The powerful pressing waste dewaterer of HYF-V type; HYF-V gravity screening machine; HYF-V wind-powered electricity generation separating plastic machine; The HYF-V type advances three; Go out two automatic U type air curtain rubbish discharge channels; HYF-V type monodentate roll extrusion garbage pulverator; The double-deck four roller rubbish of HYF-V type pull cuts broken feeder.

Composite dry powder fuel production step 2. in, the additive of said adding, i.e. CaCO ₃, absorbent such as NaCl, addition is 0.5-3%.This fuel is CaCO when high-temp combustion ₃Be sintered into CaO, the SO in the flue gas ₂, HCl is absorbed, and generates CaSO ₄, CaCl ₂, in addition:

Ca/ (S+0.5Cl)＞15, thus its solid sulphur, solid chlorine, the formation of inhibition bioxin urged.

In the hot regeneration of garbage, waste-water, the additive of said adding mainly is acid (alkali) liquid (usable acid (alkali) waste liquid).According to the acid (alkali) of the rubbish waste liquid that squeezes out degree, confirm addition, purpose is that the acid-base value with the rubbish waste liquid is adjusted to neutral getting final product.The modification solvent of said adding is promptly through the methyl alcohol of modification.The said proportioning of producing flammable liquid (or claiming biological liquid fuel, alcohol-group fuel) is: modification solvent: rubbish waste liquid=55-70: 30-45.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; Wherein the HYF-V type advances three; Go out two automatic U type air curtain rubbish discharge channels as shown in Figure 1; It is characterized in that this rubbish discharge channel comprises rubbish vehicle unloading admission passage 1.1; This passage is divided into three sections; Four sects are housed; Automatic air curtain all is housed on the per pass door; Be that vehicle gets into the automatic air curtain door 1.2 in first road; Vehicle gets into the automatic air curtain door 1.3 in second road; Vehicle gets into the automatic air curtain door 1.4 in the 3rd road; Vehicle gets into the automatic air curtain door 1.5 in the 4th road; The rubbish discharge car enters automatic air curtain doorway, first road; Door is promptly opened; Wind in the air curtain will blow in the wind direction passage outdoors simultaneously; The air of the inside can only be flowed to the inside; The car back door of entering is promptly closed automatically; Air curtain stops blowing; Car crosses second; Three; The automatic air curtain door in four roads is like this equally; Discharge car has been crossed rubbish vehicle unloading admission passage 1.1; The rubbish vehicle unloading area 1.6 of having arrived; Can the tailstock rubbish be discharged into the rubbish of marching into the arena backwards and unloads material containing mouth 1.7; Under case of emergency; Can be discharged into interim rubbish heap warehousing 1.12; The vehicle of unsnatching material can return through rubbish vehicle unloading back backward channel 1.8; Rubbish vehicle unloading back backward channel 1.8 is divided into 2 sections, and three sects and air curtain apparatus 1.9 are housed; 1.10; 1.11.Function is identical with feeding-passage, and wind direction also is to blow toward unloading material containing mouth direction.Guarantee that the rubbish stink does not leak.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; Wherein the double-deck four roller rubbish of HYF-V type pull and cut broken feeder as shown in Figure 2; This feeder comprises pulling cuts the broken part 2.1 and the conveying part 2.2 that connects material; It pulls cuts broken partly 2.1(and sees Fig. 3) be characterised in that and comprise totally four of motor 2.1.1.1; 2.1.2.1 connects respectively by shaft coupling; Then be communicated with reduction box 2.1.3.1 again respectively; Connect shaft coupling 2.1.4.1 again; These four shaft couplings connect main shaft 2.1.8.1 respectively; Be uniformly distributed with dress on the main shaft 2.1.8.1 and pull cutting knife 2.1.7.1; Pull and form 4 in the operation process of cutting knife 2.1.7.1 and pull tangent plane 2.1.1.1.1 and see Fig. 4; The broken housing 2.1.5.1 that partly is equipped with of complete machine; Connect material and carry part 2.2; Be that common conveying worm is contained in to pull and cuts broken lower end partly, will pull the material of cutting after connecting material and transfer out.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; Wherein the powerful pressing waste dewaterer of HYF-v type as shown in Figure 6; It is characterized in that comprising motor 3.1; Reduction box 3.3; The centre has shaft coupling 3.2 to connect; Reduction box 3.3 comes out and has shaft coupling 3.2 to connect power transmission shaft 3.6; The front end of power transmission shaft 3.6 is equipped with bearing block casing 3.5; Mainly be used for supporting kick; A bearing block 3.4 respectively is equipped with at bearing block casing 3.5 two ends; Spiral sleeve 3.7 is housed respectively on the power transmission shaft 3.6; Axle sleeve diameter 3.8＜3.9＜3.10＜3.11, the compression ratio one-level that makes material all are contained in bearing block casing 3.5 back according to the order of sequence greater than one-level; Spiral sleeve 3.7 tail ends are equipped with tapered cover 3.11 respectively, and the scale spiral is all arranged outside the spiral sleeve 3.7.Front end at dewaterer is equipped with charging aperture 3.10, and tail end is equipped with tapered discharging opening 3.9, in the spiral outside shaped spiral housing 3.8 is housed.

Produce the equipment that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste of the present invention; Wherein HYF-V type double teeth roller rubbish is rubbed with the hands and to be pulled pulverizer, HYF-V gravity screening machine, HYF-V type monodentate roll extrusion garbage pulverator, HYF-V wind-powered electricity generation separating plastic machine equipment and all have Zhangjagang City, Jiangsu and happy plant equipment Co., Ltd to provide, and common apparatus such as relevant conveyer, elevator, magnetic separator de-ironing, color selector can be in the buying of many machinery plants.

Embodiment 1-2 is that domestic waste production composite dry powder fuel is used for coal-burning power plant's generating

Domestic waste is compound through closed reception, pulverizing step by step, sorting step by step, normal temperature mummification, modification, produce composite dry powder fuel; Only 30 minutes production cycle (advancing rubbish to output finished product); Then send into super critical boiler burning (interface is from second and third layer of top number), crude waste generated energy 284 degree per ton.

Embodiment 2

Embodiment 3-4 is the hot regeneration of garbage, waste-water.

Embodiment 3

The garbage, waste-water that squeezes out purifies through filtration, the acid-base value adjustment, and the preparing modified solvent is processed liquid fuel, sprays into the oil burning boiler burning through spray nozzle, and temperature reaches 1500 ℃, and the quantum of output of ton steam with burning diesel oil ratio is: diesel oil: liquid fuel=1: 1.51.

Embodiment 4

The production liquid fuel step of embodiment 4 is identical with embodiment 3; Different is that liquid fuel is got into spray combustion in the open type big cooking stove for kitchen use; The temperature that reaches is 1300 ℃, and same boiled one pot of amount that water consumed with the diesel oil ratio is: diesel oil: liquid fuel=1: 1.37.