CN106384850B - Based on wireless battery management system - Google Patents
Based on wireless battery management system Download PDFInfo
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- CN106384850B CN106384850B CN201610233470.1A CN201610233470A CN106384850B CN 106384850 B CN106384850 B CN 106384850B CN 201610233470 A CN201610233470 A CN 201610233470A CN 106384850 B CN106384850 B CN 106384850B
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- Prior art keywords
- battery management
- battery
- wireless communication
- management system
- communication module
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
Of the invention is entitled based on wireless battery management system.Belong to battery management system technical field.It mainly solves the problems, such as existing battery management system, and there are have a large amount of communication cables, all data inside battery pack all can only locally read.Being mainly characterized by comprising: for it includes monomer administrative unit, battery management controller and Zigbee network；Wherein, monomer administrative unit includes CC2430 wireless communication module, sample circuit and power circuit；Battery management controller includes CC2430 wireless communication module, MCU, GPRS module, CAN module and Switching Power Supply；Zigbee network uses star-like networking.The present invention has the characteristics that remotely to monitor in battery pack in each cell batteries performance and battery pack connectionless line between each cell batteries, is primarily adapted for use in the battery management system for having long-range monitoring capability, internal connectionless line.
Description
Technical field
The invention belongs to battery management system technical fields, and in particular to one kind has long-range monitoring capability, is internal without even
The battery management system of wiring.
Background technique
Currently, with the fast development of electronics technology, electric system, communication system safe and stable operation also increasingly weigh
It wants, and the premise that the various electronic equipments and device in these fields can operate normally is exactly reliable power supply.Ensuring people
Production and life stablize safety, spare or emergency power plant produces, these equipment mostly use battery as direct current greatly
Backup power source.Currently, battery has been widely applied to all trades and professions, become their indispensable component parts, to electric power storage
The relevant technologies that pond parameter is measured in real time also result in the concern of people.Traditional battery management is to single accumulator monitoring
Using CAN bus mode, all monomer battery voltages, electric current, temperature are acquired and are uploaded, traditional BMS will be acquired
To data carry out being packaged again being shown by wired control centre that is uploaded to.Traditional CAN bus acquisition has the disadvantage that:
1, a large amount of communication cable, and complex circuit are needed inside battery pack, is easy to happen failure, and maintenance difficulties are higher；2, it communicates
Network limitation is big, and all data all can only be in local reading.
In recent years, computer technology, microelectric technique, automatic control technology development were swift and violent, needed in the different application of people
Will under, wireless sensor network comes into being.Its small in size, at low cost, low-power consumption, powerful self-organization of network ability, routing
The features such as function, breaks through traditional cable data acquisition and mechanics of communication, makes it have more powerful development prospect.
Summary of the invention
The purpose of the present invention is to above-mentioned shortcoming, each monomer in battery pack can remotely be monitored by providing one kind
In accumulator property and battery pack between each cell batteries connectionless line battery management system.
The technical solution of the invention is as follows: a kind of based on wireless battery management system, it is characterised in that: including monomer
Administrative unit, battery management controller and Zigbee network；
Monomer administrative unit includes the first CC2430 wireless communication module, sample circuit and power circuit, and monomer management is single
Each cell batteries encapsulation is internal in first corresponding implantation battery pack, and the positive and negative both ends of sample circuit and battery are correspondingly connected with, and are born
The voltage data of duty acquisition cell batteries, sample circuit are connect with temp probe, are responsible for the temperature number of acquisition cell batteries
According to；The Zigbee wireless communication module of first CC2430 wireless communication module is arranged in battery pack or outside battery pack, Working mould
Formula is router mode, and collected cell batteries voltage, temperature data are issued by Zigbee network；Power circuit is
The power input of 5V output power supply circuit, power circuit output end and sample circuit and the first CC2430 wireless communication module connects
It connects, power circuit, which is responsible for the voltage of battery being Boost, boosts to 5V, is sample circuit and the first CC2430 wireless communication module
Stable operating voltage is provided；
Battery management controller includes the 2nd CC2430 wireless communication module, MCU, GPRS module, CAN module and switch electricity
Source, wherein the Zigbee wireless communication module operating mode of the 2nd CC2430 wireless communication module is coordinator as host node,
Preliminary treatment is carried out for receiving battery voltage data and temperature data in monomer administrative unit, and the data of collection,
MCU is given to by way of IIC；MCU monitors whether each single battery the state to overcharge with over-discharge occurs；CAN
Module is by all battery voltages, temperature data uploading to battery management controller；GPRS module is electric by all batteries
Pressure, temperature data uploading realize that distal end monitors to terminal or cloud service；
Zigbee network uses star-like networking, wherein the 2nd CC2430 wireless communication module is host node, the first CC2430
Wireless communication module is child node.
Zigbee networking model uses star-like networking, initiates scan channel by host node in Zigbee network first, through logical
Road energy scan detects API, selects available channel and establishes WAN, then creates an information registering table relevant to slave.Registration
The information such as the ID number of slave, connection status are had in table, whether is waken up.After main controlled node access, first registration table is checked,
If host sends out search command it was found that there is unappropriated ID in network, if there is slave is responded, then this ID number is distributed for it, so
It waits slave to send back to response bag by mian engine changeover to working channel afterwards, if ID number matches, is allocated successfully, update registration information column
Table.Host can send request of data to effective ID in registration information list respectively, to obtain battery related data information.If
Certain ID is no in maximum allowable call duration time to send response message, then, host will update the registration information list of ID again,
If it is confirmed that it is out of touch with slave, then the ID number is nullified.
First, second CC2430 wireless communication module described in technical solution of the invention is that TI company has
The module of 8051 kernels.
The first, second CC2430 wireless communication module with processor function can be improved performance and meet with Zigbee
Based on 2.4GHz ISM band apply to low cost, low-power consumption requirement, and combine a high-performance 2.4GHz DSSS
(directly series spread spectrum) RF transceiver core and small and exquisite efficient 8051 controller of a technical grade, in reception and emission mode
Under, current loss is respectively lower than 27mA or 25mA, meets the condition of single battery routine data monitoring, is to solve battery cell monitoring
Good approach.
Sample circuit described in technical solution of the invention is made of TLV2464IPW sampling amplifier chip.
Power circuit described in technical solution of the invention is by TPS61235, AMS1117-3.3 or AMS1117-
1.8 power supply chips are constituted.
Switching Power Supply described in technical solution of the invention uses BUCK circuit, and 9-24V is depressured to 5V and 3.3V,
Working power is provided for the chip in battery management controller.
MCU described in technical solution of the invention is the MCU chip of model STM32F407VET6.
CAN module described in technical solution of the invention is the CAN chip of model ADM3053.
GPRS module described in technical solution of the invention is the GPRS module of model sim900a.
Switching Power Supply described in technical solution of the invention is TPS54331D or AMS1117-3.3 power supply chip.
The present invention has and can remotely monitor in battery pack each cell batteries in each cell batteries performance and battery pack
Between connectionless line the characteristics of.The present invention is mainly suitable for the battery management systems for having long-range monitoring capability, internal connectionless line
System.
Detailed description of the invention
Fig. 1 is the data acquisition of monomer administrative unit of the invention, sends schematic diagram.
Fig. 2 is battery management controller schematic diagram of the invention.
Fig. 3 is coordinator and router networking flow chart in Zigbee network of the invention.
Fig. 4 is the single battery temperature sampling circuit figure in monomer administrative unit of the invention.
Fig. 5 is the monomer battery voltage sample circuit figure in monomer administrative unit of the invention.
Fig. 6 is the boost boosting 5V circuit diagram in monomer administrative unit of the invention.
Fig. 7 is the Zigbee router circuit figure in monomer administrative unit of the invention.
Fig. 8 is that the 5V in monomer administrative unit of the invention turns 3.3V and 1.8V circuit diagram.
Fig. 9 is the MCU main control circuit figure in battery management control of the invention.
Figure 10 is that (9-24) V in battery management control of the invention turns 5V and 3.3V circuit diagram.
Figure 11 is CAN module and GPRS module circuit diagram in battery management control of the invention.
Figure 12 is the Zigbee coordinator circuit diagram in battery management control of the invention.
Figure 13 is whole system figure of the invention.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3 shows.A kind of wireless battery management system of the invention includes monomer administrative unit, Zigbee
Network and battery management controller.
Monomer administrative unit is as shown in Figure 4-8, wherein monomer administrative unit includes sample circuit, the first CC2430 is wireless
Communication module and power circuit, sample circuit include temperature sampling circuit, voltage sampling circuit, and monomer administrative unit is accordingly implanted into
Battery encapsulation is internal, and the power circuit of monomer administrative unit and the positive and negative both ends of battery are correspondingly connected with, and is responsible for acquisition monomer
The voltage data of battery, sample circuit are connect with temp probe, are responsible for the temperature data of acquisition cell batteries.
Power circuit in monomer administrative unit is as shown in fig. 6, boost to 5V for monomer battery voltage boost；Such as Fig. 8,
5V turns 3.3V and 1.8V circuit, to consider that voltage has fluctuation in battery use process, selects when selecting wireless communication module
The range of power supply is wide, low-power consumption CC2430 module and Boost boost chip, to guarantee monomer administrative unit power good work
Make.
Sample circuit and the first CC2430 wireless communication module in monomer administrative unit, if Fig. 5 is monomer battery voltage
Sample circuit, the Ubattery connection in Ubattery and Fig. 7 in Fig. 5, Fig. 4 are single battery temperature sampling circuit, in Fig. 4
Temperature and Fig. 7 in Temperature connection, Fig. 7 be the first CC2430 wireless communication module as the road Zigbee
By device mode as child node, it sends the data of sampling by Zigbee network.First CC2430 wireless communication module exists
The number is written according to the number (ID) of battery and is used as identity in the first CC2430 wireless communication module by the process of battery production
Identification, and router mode is set as child node using Zigbee network.
Battery management controller includes the 2nd CC2430 wireless communication module, MCU main control circuit, GPRS module, CAN mould
Block and Switching Power Supply.Battery management controller circuit diagram is as shown in figs9-12.Wherein, Figure 12 is the 2nd CC2430 wireless telecommunications mould
Block circuit sets coordinator mode as in host node, with monomer administrative unit for Zigbee wireless communication module
Zigbee wireless communication module is set as router mode as child node and connects and form Zigbee network, for receiving monomer
Battery voltage data and temperature data in administrative unit.Fig. 9 is the periphery MCU basic circuit, USART_TX in Fig. 9,
USART_TX, USART_RX in USART_RX and Figure 12 are correspondingly connected with, using STM32F407VET6 chip and peripheral second
The common I/O mouth mold of CC2430 wireless communication module intends the data exchange that IIC carries out high speed.Figure 11 is CAN module, is used
ADM3053 chip, CANT, CANR in CANT, CANR and Fig. 9 in Figure 11 are correspondingly connected with, the data that MCU is acquired in real time from
Serial ports is output to CAN module, system is uploaded to by CAN module, in USART1_TX, USART1_RX and Fig. 9 in Figure 11
USART1_TX, USART1_RX are correspondingly connected with, and MCU wirelessly uploads the data acquired in real time from serial ports output by GPRS module
To terminal or cloud service.Figure 10 is Switching Power Supply, and traditional BMS interface power supply is 24V, retains 24V power interface, is used
TPS54331D power supply chip, BUCK to 5V and 3.3V provide working power for the chip in battery management controller.
Zigbee group-net communication program monomer administrative unit Zigbee does acquisition node (router node) and battery management
The in house software process that controller Zigbee does receiving node (network coordinator) is as shown in Figure 3.System building is starlike
Network, then acquisition node first sends information to receiving node, checks whether link has linked, and after determining link, saves in acquisition
The acquisition and transmission of row data are clicked through, network coordinator will then carry out the reception of data, realize the function of system.
BMS wireless as shown in Figure 13 is formed and is embedded in by monomer administrative unit, battery management controller, Zigbee network
Into entire monitoring system.Form the related data for monitoring cell batteries in real time on the spot；After a distant place forms the monitoring of high intelligence
Platform is monitored and records and analyzes in real time to each battery, constitutes the dynamic that high-speed response is handled in real time, more effectively prolongs
The service life of long battery.
Claims (9)
1. a kind of based on wireless battery management system, it is characterised in that: including monomer administrative unit, battery management controller and
Zigbee network；
Monomer administrative unit includes the first CC2430 wireless communication module, sample circuit and power circuit, monomer administrative unit phase
It should be implanted into battery pack inside each cell batteries encapsulation, the positive and negative both ends of sample circuit and battery are correspondingly connected with, and are responsible for adopting
Collect the voltage data of cell batteries, sample circuit is connect with temp probe, is responsible for the temperature data of acquisition cell batteries；The
The Zigbee wireless communication module of one CC2430 wireless communication module is arranged in battery pack or outside battery pack, and operating mode is
Router mode is issued collected cell batteries voltage, temperature data by Zigbee network；Power circuit is that 5V is defeated
Power circuit out, power circuit output end are connect with the power input of sample circuit and the first CC2430 wireless communication module,
Power circuit, which is responsible for the voltage of battery being Boost, boosts to 5V, mentions for sample circuit and the first CC2430 wireless communication module
For stable operating voltage；
Battery management controller includes the 2nd CC2430 wireless communication module, MCU, GPRS module, CAN module and Switching Power Supply,
Wherein the Zigbee wireless communication module operating mode of the 2nd CC2430 wireless communication module is coordinator as host node, is used for
Receive battery voltage data and the temperature data in monomer administrative unit, and the data of collection are carried out preliminary treatment, passes through
The mode of IIC is given to MCU；MCU monitors whether each single battery the state to overcharge with over-discharge occurs；CAN module
By all battery voltages, temperature data uploading to battery management controller；GPRS module is by all battery voltages, temperature
Degree realizes that distal end monitors according to terminal or cloud service is uploaded to；
Zigbee network uses star-like networking, wherein the 2nd CC2430 wireless communication module is host node, the first CC2430 is wireless
Communication module is child node.
2. according to claim 1 a kind of based on wireless battery management system, it is characterised in that: described first,
Two CC2430 wireless communication modules are the module that TI company has 8051 kernels.
3. according to claim 1 or 2 a kind of based on wireless battery management system, it is characterised in that: the sampling
Circuit is made of TLV2464IPW sampling amplifier chip.
4. according to claim 1 or 2 a kind of based on wireless battery management system, it is characterised in that: the power supply
Circuit is made of TPS61235, AMS1117-3.3 or AMS1117-1.8 power supply chip.
5. according to claim 1 or 2 a kind of based on wireless battery management system, it is characterised in that: the switch
Power supply uses BUCK circuit, and 9-24V is depressured to 5V and 3.3V, provides working power for the chip in battery management controller.
6. according to claim 1 or 2 a kind of based on wireless battery management system, it is characterised in that: the MCU is
The MCU chip of model STM32F407VET6.
7. according to claim 1 or 2 a kind of based on wireless battery management system, it is characterised in that: the CAN mould
Block is the CAN chip of model ADM3053.
8. according to claim 1 or 2 a kind of based on wireless battery management system, it is characterised in that: the GPRS
Module is the GPRS module of model sim900a.
9. according to claim 1 or 2 a kind of based on wireless battery management system, it is characterised in that: the switch
Power supply is TPS54331D or AMS1117-3.3 power supply chip.
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| CN201610233470.1A CN106384850B (en) | 2016-04-15 | 2016-04-15 | Based on wireless battery management system |
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| CN201610233470.1A CN106384850B (en) | 2016-04-15 | 2016-04-15 | Based on wireless battery management system |
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| CN106384850A CN106384850A (en) | 2017-02-08 |
| CN106384850B true CN106384850B (en) | 2019-02-01 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106785112A (en) * | 2016-12-16 | 2017-05-31 | 浙江超威创元实业有限公司 | A kind of internal battery pack honeybee net intelligent checking system and detection method |
| CN112333843A (en) * | 2019-08-05 | 2021-02-05 | 硅工厂股份有限公司 | Wireless battery management system, wireless communication node and time slot allocation method |
| CN110600824A (en) * | 2019-10-09 | 2019-12-20 | 中车青岛四方车辆研究所有限公司 | Storage battery monitoring system and monitoring method for railway vehicle |
| CN112428879A (en) * | 2020-12-03 | 2021-03-02 | 重庆峘能电动车科技有限公司 | Battery pack and battery management control system with same |
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| CN101931243A (en) * | 2009-06-25 | 2010-12-29 | 上海空间电源研究所 | Battery pack management system based on wireless network and control method thereof |
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Effective date of registration: 20221118 Address after: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee after: Hubei Chasri New Energy Technology Co.,Ltd. Address before: No. 59, Guanyu Road, High tech Zone, Xiangfan City, Hubei Province 441003 Patentee before: HUBEI SURPASS SUN ELECTRIC Co.,Ltd. |
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Address after: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee after: Borg Warner New Energy (Xiangyang) Co.,Ltd. Address before: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee before: Hubei Chasri New Energy Technology Co.,Ltd. |