CN106254496A - The family remote update system of photovoltaic energy storage device and method thereof - Google Patents
- ️Wed Dec 21 2016
Info
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Publication number
- CN106254496A CN106254496A CN201610692770.6A CN201610692770A CN106254496A CN 106254496 A CN106254496 A CN 106254496A CN 201610692770 A CN201610692770 A CN 201610692770A CN 106254496 A CN106254496 A CN 106254496A Authority
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- energy storage
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- photovoltaic energy
- upgrade file
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- 2016-08-19 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004146 energy storage Methods 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000004891 communication Methods 0.000 claims abstract description 10
- 230000000737 periodic effect Effects 0.000 claims 2
- 230000000977 initiatory effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 208000037309 Hypomyelination of early myelinating structures Diseases 0.000 description 4
- 238000012790 confirmation Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/20—Systems characterised by their energy storage means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photovoltaic Devices (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Stored Programmes (AREA)
Abstract
本发明涉及一种户用光伏储能设备的远程升级系统及其方法,包括云平台、光伏储能能量管理系统和电池管理系统，云平台存储最新版本的升级文件，光伏储能能量管理系统通过互联网与云平台连接，实时或定时监测云平台上的升级文件的版本信息，下载最新版本的升级文件并将升级文件存储在光伏储能能量管理系统的存储单元中，光伏储能能量管理系统与电池管理系统数据通信总线连接，利用下载的升级文件升级电池管理系统。本发明的有益效果是：实现了电池管理系统的远程升级，通过远程升级解决了电池管理系统软件缺陷带来的问题，一定程度上消除了安全隐患，节约了人力物力时间等维护成本，大大提高了电池的运行效率和客户的使用效益。
The invention relates to a remote upgrade system and method for household photovoltaic energy storage equipment, including a cloud platform, a photovoltaic energy storage energy management system and a battery management system. The cloud platform stores the latest version of the upgrade file, and the photovoltaic energy storage energy management system passes Connect the Internet to the cloud platform, monitor the version information of the upgrade file on the cloud platform in real time or regularly, download the latest version of the upgrade file and store the upgrade file in the storage unit of the photovoltaic energy storage energy management system, the photovoltaic energy storage energy management system and The data communication bus of the battery management system is connected, and the battery management system is upgraded by using the downloaded upgrade file. The beneficial effects of the present invention are: the remote upgrade of the battery management system is realized, the problems caused by the software defects of the battery management system are solved through the remote upgrade, hidden safety hazards are eliminated to a certain extent, maintenance costs such as manpower, material resources and time are saved, and the maintenance cost is greatly improved. Improve the operating efficiency of the battery and the benefits of customers.
Description
技术领域technical field
本发明涉及一种户用光伏储能设备的远程升级系统及其方法。The invention relates to a remote upgrade system and method for household photovoltaic energy storage equipment.
背景技术Background technique
户用光伏储能设备的光伏储能能量管理系统HEMS通过CAN、RS485、RS232数据通信总线与电池管理系统BMS进行数据通信，获取电池管理系统BMS的运行参数及状态，实现电池的充放电功能。The photovoltaic energy storage energy management system HEMS of household photovoltaic energy storage equipment communicates with the battery management system BMS through CAN, RS485, and RS232 data communication buses to obtain the operating parameters and status of the battery management system BMS to realize the charging and discharging function of the battery.
光伏储能能量管理系统HEMS可根据用户对电池的不同需求设置电池的最大充电电流、最大充电电压、最大放电电流、最小放电电压等核心参数。The photovoltaic energy storage energy management system HEMS can set core parameters such as the maximum charging current, maximum charging voltage, maximum discharging current, and minimum discharging voltage of the battery according to the different needs of the user for the battery.
光伏储能能量管理系统HEMS可以根据电池管理系统BMS上报的运行参数定位电池管理系统BMS的运行情况，在电池管理系统BMS出现异常情况时，做到及时保护处理及向用户告警，进一步消除安全隐患，延长电池的生命周期。The photovoltaic energy storage energy management system HEMS can locate the operation status of the battery management system BMS according to the operating parameters reported by the battery management system BMS. When the battery management system BMS has an abnormal situation, it can protect and deal with it in time and give an alarm to the user to further eliminate potential safety hazards. , to prolong the life cycle of the battery.
电池管理系统BMS是电池与用户之间的纽带，能够提高电池的利用率，防止电池出现过度充电和过度放电，延长电池的使用寿命，监控电池的状态。但当电池管理系统BMS出现软件缺陷或版本问题时，将会直接影响电池的使用寿命，甚至产生严重后果，这就对电池管理系统BMS的软件管理提出了较高的要求。The battery management system BMS is the link between the battery and the user. It can improve the utilization rate of the battery, prevent the battery from overcharging and over-discharging, prolong the service life of the battery, and monitor the state of the battery. However, when the battery management system BMS has software defects or version problems, it will directly affect the service life of the battery, and even cause serious consequences, which puts forward higher requirements for the software management of the battery management system BMS.
当前电池管理系统BMS厂家都只集中在电池管理系统BMS自身软件的开发上，没有涉及到电池管理系统BMS的远程升级管理功能。这在电池管理系统BMS出现软件缺陷或版本问题时,电池管理系统BMS厂家要么直接派技术人员去客户现场进行软件升级维修，要么直接更换电池包，造成人力、物力、时间的浪费，也影响客户使用效益。At present, manufacturers of battery management system BMS only focus on the development of the battery management system BMS's own software, and do not involve the remote upgrade management function of the battery management system BMS. When there is a software defect or version problem in the battery management system BMS, the battery management system BMS manufacturer will either directly send technicians to the customer site for software upgrade and maintenance, or directly replace the battery pack, resulting in waste of manpower, material resources and time, and also affecting customers. Use benefits.
发明内容Contents of the invention
本发明所要解决的技术问题是：克服现有的电池管理系统的本地升级方案浪费人力、物力、时间的问题。The technical problem to be solved by the present invention is to overcome the problems of wasting manpower, material resources and time in the existing local upgrade scheme of the battery management system.
本发明解决其技术问题所采用的技术方案是：一种户用光伏储能设备的远程升级系统,包括云平台、户用光伏储能设备的光伏储能能量管理系统和电池管理系统，云平台存储最新版本的升级文件，光伏储能能量管理系统具有存储单元，光伏储能能量管理系统通过互联网与云平台连接，下载升级文件并将升级文件存储在光伏储能能量管理系统的存储单元中，光伏储能能量管理系统与电池管理系统数据通信总线连接，利用下载的升级文件升级电池管理系统。The technical solution adopted by the present invention to solve the technical problem is: a remote upgrade system for household photovoltaic energy storage equipment, including a cloud platform, a photovoltaic energy storage energy management system and a battery management system for household photovoltaic energy storage equipment, and a cloud platform To store the latest version of the upgrade file, the photovoltaic energy storage energy management system has a storage unit, the photovoltaic energy storage energy management system is connected to the cloud platform through the Internet, downloads the upgrade file and stores the upgrade file in the storage unit of the photovoltaic energy storage energy management system, The photovoltaic energy storage energy management system is connected to the data communication bus of the battery management system, and the battery management system is upgraded by using the downloaded upgrade file.
进一步限定，数据通信总线为CAN总线。Further defined, the data communication bus is a CAN bus.
进一步限定，光伏储能能量管理系统通过网线或WIFI连接互联网。It is further defined that the photovoltaic energy storage energy management system is connected to the Internet through a network cable or WIFI.
上述户用光伏储能设备的远程升级系统的升级方法为：厂商将最新版本的升级文件发送并存储在云平台上，光伏储能能量管理系统通过互联网实时或定时监测云平台上的升级文件的版本信息，并与电池管理系统的版本信息进行对比，如果云平台上的升级文件的版本更新，则启动下载，并将下载的升级文件保存在光伏储能能量管理系统的存储单元中，光伏储能能量管理系统通过数据通信总线实时或定时监测电池管理系统的版本信息，并与光伏储能能量管理系统的存储单元中的升级文件的版本信息进行对比，如果升级文件的版本信息更新，则自动或在用户确认升级后启动升级，利用下载的升级文件升级电池管理系统。The upgrade method of the above-mentioned remote upgrade system for household photovoltaic energy storage equipment is as follows: the manufacturer sends and stores the latest version of the upgrade file on the cloud platform, and the photovoltaic energy storage energy management system monitors the status of the upgrade file on the cloud platform in real time or regularly through the Internet. version information, and compare it with the version information of the battery management system. If the version of the upgrade file on the cloud platform is newer, start the download and save the downloaded upgrade file in the storage unit of the photovoltaic energy storage energy management system. The energy management system monitors the version information of the battery management system in real time or regularly through the data communication bus, and compares it with the version information of the upgrade file in the storage unit of the photovoltaic energy storage energy management system. If the version information of the upgrade file is updated, it will automatically Or start the upgrade after the user confirms the upgrade, and use the downloaded upgrade file to upgrade the battery management system.
为保证升级过程的可靠性，进一步限定，光伏储能能量管理系统利用下载的升级文件升级电池管理系统的步骤为：一、光伏储能能量管理系统向电池管理系统下发开始命令，收到电池管理系统确认开始命令后再启动步骤二，否则退出升级操作；二、光伏储能能量管理系统通过数据报文格式将升级文件分为多个升级文件数据包进行依次发送，电池管理系统成功收到每个升级文件数据包后返回成功确认命令，否则返回失败确认命令，光伏储能能量管理系统重新发送该升级文件数据包，重发设定的次数后，若依然失败则认为本次升级失败，退出升级操作；三、在步骤二成功完成后，光伏储能能量管理系统下发完成命令，表示升级文件已经传送完成，电池管理系统可以进行自身升级，电池管理系统收到该命令后确认完成命令，本次升级操作完成。In order to ensure the reliability of the upgrade process, it is further defined that the steps for the photovoltaic energy storage energy management system to use the downloaded upgrade file to upgrade the battery management system are as follows: 1. The photovoltaic energy storage energy management system sends a start command to the battery management system, and receives the battery The management system confirms the start command and then starts step 2, otherwise exits the upgrade operation; 2. The photovoltaic energy storage energy management system divides the upgrade file into multiple upgrade file data packets through the data message format and sends them sequentially, and the battery management system successfully receives After each upgrade file data packet, a success confirmation command is returned, otherwise a failure confirmation command is returned, and the photovoltaic energy storage energy management system resends the upgrade file data packet. After resending the set number of times, if it still fails, it is considered that the upgrade has failed. Exit the upgrade operation; 3. After step 2 is successfully completed, the photovoltaic energy storage energy management system issues a completion command, indicating that the upgrade file has been transmitted, and the battery management system can upgrade itself. The battery management system confirms the completion of the command after receiving the command , the upgrade operation is complete.
进一步限定，光伏储能能量管理系统采用Socket与云平台建立连接。It is further defined that the photovoltaic energy storage energy management system uses Socket to establish a connection with the cloud platform.
为降低对云平台的资源占用，进一步限定，光伏储能能量管理系统采用HTTP进行升级文件的下载。In order to reduce the resource occupation of the cloud platform, it is further restricted that the photovoltaic energy storage energy management system uses HTTP to download the upgrade file.
本发明的有益效果是：实现了电池管理系统的远程升级，通过远程升级解决了电池管理系统软件缺陷带来的问题，一定程度上消除了安全隐患，节约了人力物力时间等维护成本，大大提高了电池的运行效率和客户的使用效益。The beneficial effects of the present invention are: the remote upgrade of the battery management system is realized, the problems caused by the software defects of the battery management system are solved through the remote upgrade, hidden safety hazards are eliminated to a certain extent, maintenance costs such as manpower, material resources and time are saved, and the maintenance cost is greatly improved. Improve the operating efficiency of the battery and the benefits of customers.
附图说明Description of drawings
下面结合附图和实施方式对本发明进一步说明。The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
图1是本发明的结构示意图；Fig. 1 is a structural representation of the present invention;
具体实施方式detailed description
如图1所示，一种户用光伏储能设备的远程升级系统,包括云平台、户用光伏储能设备的光伏储能能量管理系统和电池管理系统，云平台存储最新版本的升级文件，光伏储能能量管理系统具有存储单元，光伏储能能量管理系统通过网线或WIFI连接路由器，在由路由器连接互联网，并通过互联网与云平台连接，下载升级文件并将升级文件存储在光伏储能能量管理系统的存储单元中，光伏储能能量管理系统与电池管理系统数据通信总线连接，利用下载的升级文件升级电池管理系统。数据通信总线为CAN总线。As shown in Figure 1, a remote upgrade system for household photovoltaic energy storage equipment includes a cloud platform, a photovoltaic energy storage energy management system for household photovoltaic energy storage equipment, and a battery management system. The cloud platform stores the latest version of the upgrade file. The photovoltaic energy storage energy management system has a storage unit. The photovoltaic energy storage energy management system is connected to the router through a network cable or WIFI, and the router is connected to the Internet and connected to the cloud platform through the Internet to download the upgrade file and store it in the photovoltaic energy storage energy management system. In the storage unit of the management system, the photovoltaic energy storage energy management system is connected to the data communication bus of the battery management system, and the battery management system is upgraded by using the downloaded upgrade file. The data communication bus is CAN bus.
云平台的功能：Functions of the cloud platform:
1、可以接收和存储光伏储能能量管理系统实时上传的户用储能系统的运行状态及相关的系统参数，方便用户查看和管理；2、存储最新版本的升级文件；1. It can receive and store the operating status and related system parameters of the household energy storage system uploaded in real time by the photovoltaic energy storage energy management system, which is convenient for users to view and manage; 2. Store the latest version of the upgrade file;
光伏储能能量管理系统的功能：Functions of photovoltaic energy storage energy management system:
1、实时采集光伏逆变器数据、电池管理系统数据、电表数据，根据采集到的上述数据分析计算出当前的PV能量、电池的充放电能量、负载功率、市电的使用情况，按照用户配置的控制策略模式进行能量调控，实现用户最大的经济效益；2、通过网络与云平台进行通信，把当前系统的运行状态及其能量参数实时地传送到云平台，方便用户远程监控调配；3、同时检测云平台上电池管理系统的升级文件的版本信息，若有新版本的电池管理系统升级文件则下载到光伏储能能量管理系统本地保存，通知客户是否对当前电池管理系统进行远程升级，若客户确认升级则对电池管理系统进行远程升级，消除电池管理系统软件缺陷带来的安全隐患，降低电池管理系统维护成本，提高客户使用收益，增强系统的稳定性。1. Collect photovoltaic inverter data, battery management system data, and electric meter data in real time, analyze and calculate the current PV energy, battery charge and discharge energy, load power, and utility power usage based on the collected data, and configure according to user configuration 2. Communicate with the cloud platform through the network, and transmit the current system operating status and energy parameters to the cloud platform in real time, which is convenient for users to monitor and deploy remotely; 3. At the same time, the version information of the upgrade file of the battery management system on the cloud platform is detected. If there is a new version of the upgrade file of the battery management system, it will be downloaded to the photovoltaic energy storage energy management system for local storage, and the customer will be notified whether to remotely upgrade the current battery management system. After the customer confirms the upgrade, the battery management system will be remotely upgraded to eliminate the safety hazards caused by the software defects of the battery management system, reduce the maintenance cost of the battery management system, increase the customer's use income, and enhance the stability of the system.
上述户用光伏储能设备的远程升级系统的升级方法为：厂商将最新版本的升级文件发送并存储在云平台上，光伏储能能量管理系统通过互联网实时或定时监测云平台上的升级文件的版本信息，并与电池管理系统的版本信息进行对比，如果云平台上的升级文件的版本更新，则启动下载，并将下载的升级文件保存在光伏储能能量管理系统的存储单元中，光伏储能能量管理系统通过数据通信总线实时或定时监测电池管理系统的版本信息，并与光伏储能能量管理系统的存储单元中的升级文件的版本信息进行对比，如果升级文件的版本信息更新，则自动或在用户确认升级后启动升级，利用下载的升级文件升级电池管理系统。The upgrade method of the above-mentioned remote upgrade system for household photovoltaic energy storage equipment is as follows: the manufacturer sends and stores the latest version of the upgrade file on the cloud platform, and the photovoltaic energy storage energy management system monitors the status of the upgrade file on the cloud platform in real time or regularly through the Internet. version information, and compare it with the version information of the battery management system. If the version of the upgrade file on the cloud platform is newer, start the download and save the downloaded upgrade file in the storage unit of the photovoltaic energy storage energy management system. The energy management system monitors the version information of the battery management system in real time or regularly through the data communication bus, and compares it with the version information of the upgrade file in the storage unit of the photovoltaic energy storage energy management system. If the version information of the upgrade file is updated, it will automatically Or start the upgrade after the user confirms the upgrade, and use the downloaded upgrade file to upgrade the battery management system.
光伏储能能量管理系统利用下载的升级文件升级电池管理系统的步骤为：The steps for the photovoltaic energy storage energy management system to use the downloaded upgrade file to upgrade the battery management system are as follows:
一、光伏储能能量管理系统向电池管理系统下发开始命令，收到电池管理系统确认开始命令后再启动步骤二，否则退出升级操作；1. The photovoltaic energy storage energy management system sends a start command to the battery management system, and starts step 2 after receiving the start command confirmed by the battery management system, otherwise exits the upgrade operation;
二、光伏储能能量管理系统通过CAN总线数据报文格式将升级文件分为多个升级文件数据包进行依次发送，每个数据包的长度为8字节，电池管理系统成功收到每个升级文件数据包后返回成功确认命令，否则返回失败确认命令，光伏储能能量管理系统重新发送该升级文件数据包，重发设定的次数后，一般为3次，若依然失败则认为本次升级失败，退出升级操作；2. The photovoltaic energy storage energy management system divides the upgrade file into multiple upgrade file data packets through the CAN bus data message format and sends them sequentially. The length of each data packet is 8 bytes. The battery management system successfully receives each upgrade file. After the file data packet returns a success confirmation command, otherwise it returns a failure confirmation command, and the photovoltaic energy storage energy management system resends the upgrade file data packet. After resending the set number of times, generally 3 times, if it still fails, it is considered this upgrade Failed, exit the upgrade operation;
光伏储能能量管理系统发送升级文件的报文格式如下表：The message format of the upgrade file sent by the photovoltaic energy storage energy management system is as follows:
IDID DataData 名称name 标准IDStandard ID 报文数据message data 长度length 11位11 bits 8字节8 bytes 说明illustrate HEMS发送的升级数据报文的ID号；ID number of the upgrade data message sent by HEMS; 升级文件的有效数据Valid data for the upgrade file
电池管理系统响应升级文件的报文数据包的报文格式如下表：The message format of the message data packet of the battery management system responding to the upgrade file is as follows:
三、在步骤二成功完成后，光伏储能能量管理系统下发完成命令，表示升级文件已经传送完成，电池管理系统可以进行自身升级，电池管理系统收到该命令后确认完成命令，本次升级操作完成。3. After step 2 is successfully completed, the photovoltaic energy storage energy management system issues a completion command, indicating that the upgrade file has been transmitted, and the battery management system can perform its own upgrade. After receiving the command, the battery management system confirms the completion of the command. This upgrade The operation is complete.
光伏储能能量管理系统采用Socket与云平台建立连接。The photovoltaic energy storage energy management system uses Socket to establish a connection with the cloud platform.
光伏储能能量管理系统采用HTTP进行升级文件的下载。The photovoltaic energy storage energy management system uses HTTP to download the upgrade file.
Claims (7)
1. a family remote update system for photovoltaic energy storage device, is characterized in that: include cloud platform, family photovoltaic energy storage device Photovoltaic energy storage EMS and battery management system,
The upgrade file of described cloud platform storage latest edition,
Photovoltaic energy storage EMS has memory element, and photovoltaic energy storage EMS is by the Internet with cloud platform even Connect, in downloading upgrade file and upgrade file being stored in the memory element of photovoltaic energy storage EMS,
Photovoltaic energy storage EMS is connected with battery management system data communication bus, utilizes the upgrade file upgrading downloaded Battery management system.
The remote update system of family the most according to claim 1 photovoltaic energy storage device, is characterized in that: described data are led to Letter bus is CAN.
The remote update system of family the most according to claim 1 photovoltaic energy storage device, is characterized in that: described photovoltaic storage The Internet can be connected by EMS by netting twine or WIFI.
4. the upgrade method for the remote update system of photovoltaic energy storage device of the family described in claim 1, is characterized in that: factory The upgrade file of latest edition is sent and is stored in cloud platform by business,
Photovoltaic energy storage EMS passes through the version information of the Internet upgrade file in real time or in periodic monitor cloud platform, And contrast with the version information of battery management system, if the version updating of the upgrade file in cloud platform, then under would starting Carry, and the upgrade file of download be saved in the memory element of photovoltaic energy storage EMS,
Photovoltaic energy storage EMS is the real-time or version information of periodic monitor battery management system by data communication bus, And contrasting with the version information of the upgrade file in the memory element of photovoltaic energy storage EMS, if upgrade file Version information update, then automatically or after user confirms upgrading, start upgrading, utilize the upgrade file cell upgrade pipe downloaded Reason system.
The upgrade method of the remote update system of family the most according to claim 4 photovoltaic energy storage device, is characterized in that: institute The step that the photovoltaic energy storage EMS stated utilizes the upgrade file cell upgrade downloaded to manage system is:
One, photovoltaic energy storage EMS issues initiation command to battery management system, receives battery management system and confirms to open Begin to restart step 2 after order, otherwise exit updating operation；
Two, upgrade file is divided into multiple upgrade file packet to enter by data message form by photovoltaic energy storage EMS Row sends successively, and battery management system returns after having successfully received each upgrade file packet and successfully confirms order, otherwise returns Failure confirms order, and photovoltaic energy storage EMS resends this upgrade file packet, after retransmitting the number of times set, if Still unsuccessfully then think that this upgrades unsuccessfully, exit updating operation；
Three, after step 2 is successfully completed, photovoltaic energy storage EMS has issued order, represents that upgrade file has passed Having sent, battery management system can carry out self upgrading, and battery management system has confirmed order after receiving this order, this Updating operation completes.
The upgrade method of the remote update system of family the most according to claim 4 photovoltaic energy storage device, is characterized in that: institute The photovoltaic energy storage EMS stated uses Socket to be connected with cloud platform foundation.
The upgrade method of the remote update system of family the most according to claim 4 photovoltaic energy storage device, is characterized in that: institute The photovoltaic energy storage EMS stated uses HTTP to carry out the download of upgrade file.
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