CN110749026A - Method, device and system for determining fan power - Google Patents
- ️Tue Feb 04 2020
CN110749026A - Method, device and system for determining fan power - Google Patents
Method, device and system for determining fan power Download PDFInfo
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- CN110749026A CN110749026A CN201911040340.6A CN201911040340A CN110749026A CN 110749026 A CN110749026 A CN 110749026A CN 201911040340 A CN201911040340 A CN 201911040340A CN 110749026 A CN110749026 A CN 110749026A Authority
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/39—Monitoring filter performance
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
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Abstract
The invention discloses a method, a device and a system for determining fan power. Wherein, the method comprises the following steps: acquiring the real-time running rotating speed of a fan and the filth blockage grade of a filter screen of the air conditioner when the air conditioner runs; determining a power correction coefficient according to the real-time running rotating speed and the filth blockage grade; and correcting the real-time running power of the fan of the air conditioner based on the power correction coefficient to obtain the fan power of the air conditioner. The invention solves the technical problem of inaccurate measurement and calculation of the fan power caused by not considering the filth blockage condition of the filter screen.
Description
Technical Field
The invention relates to the field of household appliance control, in particular to a method, a device and a system for determining fan power.
Background
The existing air conditioner has the functions of cooling, heating, dehumidifying and the like, and the air conditioner inevitably generates power consumption during operation, and the power consumption of the air conditioner is related to output power.
In practical application, dust is deposited on a filter screen of an air conditioner along with long-term use of the air conditioner, so that the filter screen of the air conditioner is dirty and blocked. The filter screen of the air conditioner is dirty and blocked, which causes insufficient air intake of the air conditioner, and the insufficient air intake causes the load of a fan to be reduced, thereby affecting the power of the fan in the air conditioner. However, in the related art, when the power of the fan in the air conditioner is measured, the influence of the filth blockage condition of the filter screen on the power measurement is not considered, so that the power of the fan obtained by measurement is inaccurate.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a method, a device and a system for determining fan power, which are used for at least solving the technical problem of inaccurate measurement and calculation of the fan power caused by not considering the dirty and blocked condition of a filter screen.
According to an aspect of an embodiment of the present invention, a method for determining a fan power is provided, including: acquiring the real-time running rotating speed of a fan and the filth blockage grade of a filter screen of the air conditioner when the air conditioner runs; determining a power correction coefficient according to the real-time running rotating speed and the filth blockage grade; and correcting the real-time running power of the fan of the air conditioner based on the power correction coefficient to obtain the actual fan power of the air conditioner.
Further, the filth blockage grade of the filter screen of the air conditioner is obtained by any one or more of the following modes: acquiring the filth blockage grade of the filter screen input by a user; or acquiring the total working time of the air conditioner, and determining the filth blockage grade of the filter screen according to the total working time, wherein the total working time is the time from the last time of cleaning the filter screen to the current time; or, determining the filth blockage grade of the filter screen according to the air intake of the air conditioner; or acquiring the image information of the filter screen, and determining the filth blockage level of the filter screen according to the image information.
Further, the method for determining the fan power further comprises the following steps: obtaining an internal machine parameter information table, wherein the internal machine parameter information table stores a mapping relation among standard power, dirty blockage grades and power correction coefficients, and the standard power is the running power of a fan when the filter screen is not dirty blocked; and determining a power correction coefficient corresponding to the real-time running rotating speed and the dirty and blocked grade from the internal machine parameter information table.
Further, the method for determining the fan power further comprises the following steps: determining at least two fan rotating speeds from an internal machine parameter information table according to the real-time running rotating speed and the filth blockage level; and acquiring standard power respectively corresponding to the rotating speeds of the at least two fans and preset power correction coefficients respectively corresponding to the rotating speeds of the at least two fans from the internal machine parameter information table.
Further, the method for determining the fan power further comprises the following steps: and correcting the real-time operation power according to the standard power and the power correction coefficient to obtain the actual fan power of the air conditioner.
Further, the method for determining the fan power further comprises the following steps: before correcting the real-time running power of a fan of the air conditioner based on the power correction coefficient to obtain the fan power of the air conditioner, acquiring the incidence relation between the real-time running rotating speed of the fan and the real-time running power of the fan; and determining the real-time operation power of the fan according to the incidence relation and the real-time operation rotating speed.
According to another aspect of the embodiments of the present invention, there is also provided a system for determining a fan power, including: the parameter acquisition unit is used for acquiring the real-time running rotating speed of the fan when the air conditioner runs; the filth blockage detection unit is used for detecting the filth blockage grade of a filter screen of the air conditioner; the processing unit is used for determining a power correction coefficient according to the real-time running rotating speed and the filth blockage grade, and correcting the real-time running power of the fan of the air conditioner based on the power correction coefficient to obtain the actual fan power of the air conditioner; and the output unit is used for outputting the actual fan power of the air conditioner.
According to another aspect of the embodiments of the present invention, there is also provided a device for determining a fan power, including: the acquisition module is used for acquiring the real-time running rotating speed of the fan and the filth blockage grade of a filter screen of the air conditioner when the air conditioner runs; the determining module is used for determining a power correction coefficient according to the real-time running rotating speed and the filth blockage grade; and the correction module is used for correcting the real-time running power of the fan of the air conditioner based on the power correction coefficient to obtain the actual fan power of the air conditioner.
According to another aspect of the embodiment of the present invention, a storage medium is further provided, and the storage medium includes a stored program, wherein when the program runs, the device on which the storage medium is located is controlled to execute the above-mentioned method for determining the fan power.
According to another aspect of the embodiment of the present invention, a processor is further provided, where the processor is configured to execute a program, where the program executes the method for determining the fan power.
In the embodiment of the invention, a mode of correcting the real-time operation power of the fan according to the wind speed of the fan and the filth blockage grade of the filter screen is adopted, after the real-time operation rotating speed of the fan and the filth blockage grade of the filter screen of the air conditioner are obtained during the operation of the air conditioner, the power correction coefficient is determined according to the real-time operation rotating speed and the filth blockage grade, and then the real-time operation power of the fan of the air conditioner is corrected based on the power correction coefficient to obtain the actual fan power of the air conditioner.
In the process, the influence of the filth blockage grade of the filter screen of the air conditioner on the running power of the fan is considered, so that the power of the fan is more accurately measured and calculated. Therefore, the purpose of measuring and calculating the fan power is achieved through the scheme provided by the application, the technical effect of improving the accuracy of measuring and calculating the fan is achieved, and the technical problem that the fan power is measured and calculated inaccurately due to the fact that the filth blockage condition of the filter screen is not considered is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a flow chart of a method of determining fan power according to an embodiment of the present invention;
FIG. 2 is a flow chart of an alternative method of determining fan power according to embodiments of the present invention;
FIG. 3 is a schematic diagram of a system for determining fan power according to an embodiment of the present invention; and
fig. 4 is a schematic diagram of a device for determining fan power according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Example 1
In accordance with an embodiment of the present invention, there is provided an embodiment of a method for determining fan power, where the steps illustrated in the flowchart of the drawings may be performed in a computer system, such as a set of computer executable instructions, and where a logical order is illustrated in the flowchart, in some cases the steps illustrated or described may be performed in an order different than that described herein.
Fig. 1 is a flowchart of a method for determining a fan power according to an embodiment of the present invention, as shown in fig. 1, the method includes the following steps:
and S102, acquiring the real-time running rotating speed of the fan and the filth blockage grade of the filter screen of the air conditioner during the running of the air conditioner.
In step S102, the filth blockage level of the air conditioner filter screen represents the filth blockage degree of the air conditioner filter screen, optionally, the filth blockage level of the filter screen may be determined according to the filth blockage degree of the air conditioner filter screen, for example, when the filter screen is not filth-blocked, the corresponding filth blockage level is a level a; when the filter screen 1/3 is dirty, the corresponding dirty grade is grade B; when the filter screen 1/2 is dirty, the corresponding dirty grade is grade C; when the whole filter screen is dirty and blocked, the corresponding dirty and blocking grade is grade D.
Optionally, the air conditioner in this application has parameter acquisition unit, and it can gather the operating parameter when the air conditioner is operated, and wherein, the operating parameter includes the real-time operating speed of fan at least, and is preferred, and in this application, the fan is interior fan. In addition, the air conditioner is also provided with a filth blockage detection unit which is used for periodically detecting the filth blockage grade of the filter screen.
In an alternative embodiment, the filth blockage detection unit may obtain the filth blockage level of the filter screen of the air conditioner by any one or more of the following methods:
the first method is as follows: and acquiring the filth blockage grade of the filter screen input by the user. In this way, the filth detection unit has an input interface and can receive the filth level input by the user.
The second method comprises the following steps: the method comprises the steps of obtaining the total working time of the air conditioner, and determining the filth blockage grade of a filter screen according to the total working time, wherein the total working time is the time from the last time of cleaning the filter screen to the current time. In this manner, the filth blockage detection unit has a timer for starting timing after the completion of the cleaning of the filter screen, wherein the timing duration of the timer represents the total working duration. The longer the total working time is, the higher the filth blockage grade of the filter screen is, namely the more serious the filth blockage degree of the filter screen is.
The third method comprises the following steps: and determining the filth blockage grade of the filter screen according to the air inlet volume of the air conditioner. In the mode, the higher the filth blockage degree of the filter screen is, the smaller the air inlet volume of the air conditioner is, so that the filth blockage grade of the filter screen can be determined according to the air inlet volume of the air conditioner.
The method is as follows: and acquiring image information of the filter screen, and determining the filth blockage grade of the filter screen according to the image information. In the mode, the filth blockage detection unit is provided with an image acquisition unit and an image analysis unit, the image acquisition unit can acquire image information of the filter screen, the image analysis unit processes and analyzes the image information of the filter screen, and the filth blockage grade of the filter screen is determined according to an analysis result.
And step S104, determining a power correction coefficient according to the real-time running rotating speed and the filth blockage level.
In step S104, the air conditioner further has a processing unit, and the processing unit may determine a power correction factor according to the real-time operation speed and the filth blockage level. Optionally, the processing unit may obtain the power correction coefficient by querying from an internal machine parameter information table, where a mapping relationship between a standard power, a dirty blocking level, and the power correction coefficient is stored in the internal machine parameter information table, and the standard power is an operating power of the fan when the filter screen is not dirty blocked.
Optionally, table 1 is an optional internal machine parameter information table.
TABLE 1
In Table 1, rtIs a power correction factor, wherein,
A. b, C is the filth blockage grade of the filter screen; peThe standard power corresponding to the rotating speed of different internal fans is obtained when the internal fans leave a factory (namely, when a filter screen is not dirty and blocked); pcThe actual running power corresponding to different fan rotating speeds when the inner fan runs under the condition that the filter screen is dirty and blocked. As can be seen from Table 1, the fan rotating speeds of different power correction coefficients correspond to different filth blockage levels.
Optionally, standard power PeThe air conditioner unit can be obtained by testing in different operation modes and different wind grades when the air conditioner unit leaves a factory (namely a filter screen is not dirty and blocked); actual operating power PcThe method can be obtained by testing and respectively carrying out weighted average calculation on different running modes and different wind gears of the air conditioning unit under the condition that the filter screen is dirty and blocked; power correction factor rtBy the formula
And (4) calculating.
And S106, correcting the real-time running power of the fan of the air conditioner based on the power correction coefficient to obtain the actual fan power of the air conditioner.
In step S106, before the real-time operating power of the fan of the air conditioner is corrected based on the power correction coefficient to obtain the actual fan power of the air conditioner, the real-time operating power of the fan needs to be determined. Optionally, the processing unit of the air conditioner obtains an incidence relation between the real-time operating rotation speed of the fan and the real-time operating power of the fan, and then determines the real-time operating power of the fan according to the incidence relation and the real-time operating rotation speed. The incidence relation between the real-time operation rotating speed of the fan and the real-time operation power of the fan can satisfy the following formula:
in the above formula, PtFor the real-time operating power of the fan, NiThe real-time running speed of the fan. It should be noted that the correlation between the real-time operating rotational speed of the fan and the real-time operating power of the fan is not limited to the above formula, and other formulas capable of representing the correlation between the real-time operating rotational speed of the fan and the real-time operating power of the fan may also be applied to the present application.
According to the formula, the real-time running rotating speed N of the faniCalculating the real-time operating power P of the fantThen, the power correction coefficient r can be calculated according to the internal machine parameter information tabletTo determine the actual operation power P of the air conditioner fanwOptionally, PwThe following equation may be satisfied:
Pw＝Ptrt
it should be noted that, the correlation between the actual operating power of the air-conditioning fan and the power correction coefficient is not limited to the above formula, and other formulas capable of representing the correlation between the actual operating power of the air-conditioning fan and the power correction coefficient may also be applied to the present application.
Based on the schemes defined in the above steps S102 to S106, it can be known that, after the real-time operation rotation speed of the fan and the dirty/blockage level of the filter screen of the air conditioner are obtained by using a method of correcting the real-time operation power of the fan according to the wind speed of the fan and the dirty/blockage level of the filter screen, a power correction coefficient is determined according to the real-time operation rotation speed and the dirty/blockage level, and then the real-time operation power of the fan of the air conditioner is corrected based on the power correction coefficient to obtain the actual fan power of the air conditioner.
It is easy to notice that because the influence of the filth blockage grade of the filter screen of the air conditioner on the running power of the fan is considered in the method, the power of the fan is more accurately measured and calculated. Therefore, the purpose of measuring and calculating the fan power is achieved through the scheme provided by the application, the technical effect of improving the accuracy of measuring and calculating the fan is achieved, and the technical problem that the fan power is measured and calculated inaccurately due to the fact that the filth blockage condition of the filter screen is not considered is solved.
In an alternative embodiment, FIG. 2 illustrates a flow chart of an alternative method of determining fan power. As can be seen from fig. 2, in the case of normal operation of the air conditioner when the air conditioner is turned on, the parameter acquisition unit acquires the real-time operation rotation speed of the fan, acquires the filth blockage level of the filter screen, acquires the internal unit parameter information table, and determines the power correction coefficient corresponding to the real-time operation rotation speed and the filth blockage level from the internal unit parameter information table. And then determining at least two fan rotating speeds from an internal machine parameter information table according to the real-time running rotating speed and the filth blockage grade, and acquiring standard power respectively corresponding to the at least two fan rotating speeds and preset power correction coefficients respectively corresponding to the at least two fan rotating speeds from the internal machine parameter information table.
Optionally, as shown in fig. 2, the processing unit receives the real-time operating speed N transmitted by the parameter acquisition moduleiAnd filth blockage rating KiAnd according to Ni、KiThe value is accessed and inquired for the parameter information table of the indoor unit, and the filth blockage grade is selected to be K in a matching wayiWhen the value is positive, the rotating speed N of the internal fan is obtainediTwo fans with the closest rotating speed N1、N2Corresponding standard power Pe1、Pe2And a blocking power correction coefficient rt1、rt2. Optionally, the processing unit may first determine a fan windshield corresponding to the real-time operating rotational speed of the fan, and then determine at least two fan rotational speeds corresponding to the real-time operating rotational speed according to the fan windshield and the dirty/blockage level, where in table 1, if the fan windshield is high and the dirty/blockage level is C, the determined two fan rotational speeds are 1150 and 1100, and obtain standard powers corresponding to the two fan rotational speeds.
Further, after the power correction coefficient is determined, the processing unit corrects the real-time running power according to the standard power and the power correction coefficient to obtain the fan power of the air conditioner. Optionally, the processing unit corrects the real-time operating power of the air conditioner according to the following formula:
in the above formula, PwIs the actual operating power, P, of the inner fantIs the real-time operating power (i.e. unmodified operating power) r of the inner fantAs power correction factor, NiThe real-time running speed of the inner fan is adopted.
Further, the air conditioner is also provided with an output unit, the output unit is used for outputting the actual operation power of the fan, optionally, the output unit can be a display unit, and the display unit can display the actual operation power of the fan in the air conditioner in real time.
According to the scheme, the real-time running power of the internal fan is effectively corrected by inquiring the power correction coefficient in the internal fan parameter information table according to the fan rotating speed of the internal fan of the air conditioner and the filth blockage grade of the filter screen, and the accuracy of the power measuring and calculating result of the internal fan of the air conditioner is improved.
Example 2
According to an embodiment of the present invention, an embodiment of a system for determining a fan power is further provided, where fig. 3 is a schematic diagram of the system for determining a fan power according to the embodiment of the present invention, and as shown in fig. 3, the system includes: a parameter acquisition unit 301, a filth blockage detection unit 303, a processing unit 305 and an output unit 307.
The parameter acquisition unit 301 is used for acquiring the real-time running rotating speed of the fan when the air conditioner runs; a filth blockage detection unit 303, configured to detect a filth blockage level of a filter screen of the air conditioner; the processing unit 305 is configured to determine a power correction coefficient according to the real-time operation rotation speed and the filth blockage level, and correct the real-time operation power of the fan of the air conditioner based on the power correction coefficient to obtain the actual fan power of the air conditioner; and an output unit 307 for outputting the actual fan power of the air conditioner.
Optionally, the parameter acquisition unit is used for acquiring the real-time running rotating speed N of the inner fani(or the rotating speed value of the internal fan set by the acquisition controller) and the filth blockage grade of the filter screen. The filth blockage detection unit is used for periodically detecting filth blockage grade of the filter screen and settingA numerical value corresponding to the filth blockage level. In addition, the filth blockage detection unit can also be used as a data transmission interface to receive filth blockage grades of the filter screen which are set manually according to filth blockage conditions of the filter screen.
In an alternative embodiment, the filth blockage detection unit may further include a timer configured to start timing after the filter screen is cleaned, wherein a timing duration of the timer represents the total working duration. The longer the total working time is, the higher the filth blockage grade of the filter screen is, namely the more serious the filth blockage degree of the filter screen is.
Optionally, the filth blockage detection unit may further include an air volume detection unit for detecting an air volume of the air conditioner. The higher the filth blockage degree of the filter screen is, the smaller the air inlet volume of the air conditioner is, so the filth blockage grade of the filter screen can be determined according to the air inlet volume of the air conditioner.
Optionally, the filth blockage detection unit may further include an image acquisition unit and an image analysis unit, the image acquisition unit may acquire image information of the filter screen, the image analysis unit processes and analyzes the image information of the filter screen, and the filth blockage grade of the filter screen is determined according to an analysis result.
In an alternative embodiment, as can be seen from fig. 3, the processing unit comprises three sub-units, namely a matching unit, a storage unit and a calculation unit. Wherein, the matching unit is used for receiving the real-time running rotating speed N transmitted by the parameter acquisition unitiAnd filth blockage rating KiAnd according to Ni、KiThe value is accessed and inquired for the parameter information table of the indoor unit, and the filth blockage grade is selected to be K in a matching wayiWhen the value is positive, the rotating speed N of the internal fan is obtainediTwo fans with the closest rotating speed N1、N2Corresponding standard power Pe1、Pe2And a blocking power correction coefficient rt1、rt2. The matching unit may be a chip module containing a programming (C/C + +/Python, etc.) algorithm. The storage unit is used for storing an internal machine parameter information table of the air conditioner. The calculating unit calculates the real-time operating power of the inner fan according to a formula, wherein the storage unit can be a module device containing a programming (C/C + +/Python and the like) algorithm.
In addition, the output unit is used for receiving the actual operating power transmitted by the computing unit and displaying the actual operating power so as to be convenient for a user to view, wherein the output unit can be a display module which is integrally installed on a display panel of the air conditioner.
According to the method, the real-time operation power of the fan is corrected according to the wind speed of the fan and the dirty and blocked grade of the filter screen, after the real-time operation rotating speed of the fan and the dirty and blocked grade of the filter screen of the air conditioner are obtained during the operation of the air conditioner, the power correction coefficient is determined according to the real-time operation rotating speed and the dirty and blocked grade, and then the real-time operation power of the fan of the air conditioner is corrected based on the power correction coefficient to obtain the actual fan power of the air conditioner.
Therefore, in the process, the influence of the filth blockage level of the filter screen of the air conditioner on the running power of the fan is considered, so that the power of the fan is more accurately measured and calculated. Therefore, the purpose of measuring and calculating the fan power is achieved through the scheme provided by the application, the technical effect of improving the accuracy of measuring and calculating the fan is achieved, and the technical problem that the fan power is measured and calculated inaccurately due to the fact that the filth blockage condition of the filter screen is not considered is solved.
Example 3
According to an embodiment of the present invention, an embodiment of a device for determining a fan power is further provided, where fig. 4 is a schematic diagram of the device for determining a fan power according to the embodiment of the present invention, and as shown in fig. 4, the device includes:
the acquiring module 401 is configured to acquire a real-time operation rotation speed of a fan and a filth blockage level of a filter screen of an air conditioner during operation of the air conditioner; a determining module 403, configured to determine a power correction coefficient according to the real-time operating rotation speed and the dirty/blocked level; and the correcting module 405 is configured to correct the real-time operating power of the fan of the air conditioner based on the power correction coefficient, so as to obtain the actual fan power of the air conditioner.
It should be noted here that the acquiring module 401, the determining module 403, and the modifying module 405 correspond to steps S102 to S106 of the above embodiment, and the three modules are the same as the corresponding steps in the implementation example and application scenario, but are not limited to the disclosure of the above embodiment.
Optionally, the filth blockage level of the filter screen of the air conditioner is obtained in any one or more of the following manners: acquiring the filth blockage grade of the filter screen input by a user; or acquiring the total working time of the air conditioner, and determining the filth blockage grade of the filter screen according to the total working time, wherein the total working time is the time from the last time of cleaning the filter screen to the current time; or, determining the filth blockage grade of the filter screen according to the air intake of the air conditioner; or acquiring the image information of the filter screen, and determining the filth blockage level of the filter screen according to the image information.
In an alternative embodiment, the determining module includes: the device comprises a first obtaining module and a first determining module. The first obtaining module is used for obtaining an internal machine parameter information table, wherein the internal machine parameter information table stores a mapping relation among standard power, dirty blockage levels and power correction coefficients, and the standard power is the running power of the fan when the filter screen is not dirty blocked; and the first determining module is used for determining a power correction coefficient corresponding to the real-time running rotating speed and the filth blockage grade from the internal machine parameter information table.
In an alternative embodiment, the first determining module comprises: the device comprises a second determining module and a second obtaining module. The second determining module is used for determining at least two fan rotating speeds from the internal machine parameter information table according to the real-time running rotating speed and the dirty blockage grade; and the second acquisition module is used for acquiring the standard power respectively corresponding to the rotating speeds of the at least two fans and the preset power correction coefficients respectively corresponding to the rotating speeds of the at least two fans from the internal machine parameter information table.
In an optional embodiment, the correction module is further configured to correct the real-time operating power according to the standard power and the power correction coefficient, so as to obtain an actual fan power of the air conditioner.
In an optional embodiment, the determining device of the fan power further includes: a third obtaining module and a third determining module. The third acquisition module is used for acquiring the incidence relation between the real-time operation rotating speed of the fan and the real-time operation power of the fan before the real-time operation power of the fan of the air conditioner is corrected based on the power correction coefficient to obtain the fan power of the air conditioner; and the third determining module is used for determining the real-time operation power of the fan according to the incidence relation and the real-time operation rotating speed.
Example 4
According to another aspect of the embodiments of the present invention, there is also provided a storage medium, where the storage medium includes a stored program, and when the program runs, the apparatus on which the storage medium is located is controlled to execute the method for determining the fan power in embodiment 1.
Example 5
According to another aspect of the embodiment of the present invention, a processor is further provided, where the processor is configured to run a program, where the program executes the method for determining the fan power in embodiment 1.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A method for determining fan power is characterized by comprising the following steps:
acquiring the real-time running rotating speed of a fan and the filth blockage grade of a filter screen of an air conditioner when the air conditioner runs;
determining a power correction coefficient according to the real-time running rotating speed and the filth blockage grade;
and correcting the real-time running power of the fan of the air conditioner based on the power correction coefficient to obtain the actual fan power of the air conditioner.
2. The method of claim 1, wherein the filth blockage level of the filter screen of the air conditioner is obtained by any one or more of:
acquiring the filth blockage grade of the filter screen input by a user; or,
acquiring the total working time of the air conditioner, and determining the filth blockage grade of the filter screen according to the total working time, wherein the total working time is the time from the last time of cleaning the filter screen to the current time; or,
determining the filth blockage grade of the filter screen according to the air inlet volume of the air conditioner; or,
and acquiring image information of the filter screen, and determining the filth blockage grade of the filter screen according to the image information.
3. The method of claim 1, wherein determining a power correction factor based on the real-time operating speed and the level of fouling comprises:
obtaining an internal machine parameter information table, wherein a mapping relation among standard power, the filth blockage grade and the power correction coefficient is stored in the internal machine parameter information table, and the standard power is the running power of the fan when the filth blockage does not occur to the filter screen;
and determining a power correction coefficient corresponding to the real-time running rotating speed and the filth blockage grade from the internal machine parameter information table.
4. The method according to claim 3, wherein determining a power correction factor corresponding to the real-time operating speed and the dirty-blockage level from the indoor unit parameter information table comprises:
determining at least two fan rotating speeds from the internal machine parameter information table according to the real-time running rotating speed and the filth blockage grade;
and acquiring standard power respectively corresponding to the rotating speeds of the at least two fans and preset power correction coefficients respectively corresponding to the rotating speeds of the at least two fans from the internal machine parameter information table.
5. The method of claim 4, wherein correcting the real-time operating power of the fan of the air conditioner based on the power correction factor to obtain the actual fan power of the air conditioner comprises:
and correcting the real-time running power according to the standard power and the power correction coefficient to obtain the actual fan power of the air conditioner.
6. The method of claim 5, wherein before the real-time operating power of the fan of the air conditioner is corrected based on the power correction factor to obtain the fan power of the air conditioner, the method further comprises:
acquiring an incidence relation between the real-time running rotating speed of the fan and the real-time running power of the fan;
and determining the real-time operation power of the fan according to the incidence relation and the real-time operation rotating speed.
7. A system for determining fan power, comprising:
the parameter acquisition unit is used for acquiring the real-time running rotating speed of the fan when the air conditioner runs;
the filth blockage detection unit is used for detecting the filth blockage grade of the filter screen of the air conditioner;
the processing unit is used for determining a power correction coefficient according to the real-time running rotating speed and the filth blockage grade, and correcting the real-time running power of the fan of the air conditioner based on the power correction coefficient to obtain the actual fan power of the air conditioner;
and the output unit is used for outputting the actual fan power of the air conditioner.
8. A device for determining fan power, comprising:
the system comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring the real-time running rotating speed of a fan and the filth blockage grade of a filter screen of the air conditioner when the air conditioner runs;
the determining module is used for determining a power correction coefficient according to the real-time running rotating speed and the filth blockage grade;
and the correction module is used for correcting the real-time running power of the fan of the air conditioner based on the power correction coefficient to obtain the actual fan power of the air conditioner.
9. A storage medium, characterized in that the storage medium comprises a stored program, wherein when the program runs, the storage medium is controlled to execute the method for determining the fan power according to any one of claims 1 to 6.
10. A processor, characterized in that the processor is configured to run a program, wherein the program is configured to execute the method for determining the fan power according to any one of claims 1 to 6 when running.
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