CN204215539U - A kind of new energy car battery management system wireless data collection device - Google Patents
A kind of new energy car battery management system wireless data collection device Download PDFInfo
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- CN204215539U CN204215539U CN201420437998.7U CN201420437998U CN204215539U CN 204215539 U CN204215539 U CN 204215539U CN 201420437998 U CN201420437998 U CN 201420437998U CN 204215539 U CN204215539 U CN 204215539U
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Abstract
The utility model relates to a kind of new energy car battery management system wireless data collection device in new energy car battery administrative skill field.The utility model discloses a kind of new energy car battery management system BMS wireless data collection device.This equipment comprises microprocessor, wireless data transceiver module, data memory module, human-computer interaction module, CAN interface, power management module and lithium battery group.By using lithium battery group power and adopt wireless self-networking module to complete data transmit-receive, the utility model equipment with convenient, reliably mode complete the collection of new energy car battery Management System Data in certain territorial scope, display and storage.Microprocessor described in the utility model is used for carrying out data interaction with new-energy automobile BMS main control module to complete the data transmit-receive of this equipment, storage and display; This equipment volume is little, low in energy consumption, can be applicable to the occasions such as new energy automobile operation center, private car and the debugging of BMS producer.
Description
Technical field
The utility model relates to a kind of new energy car battery management system wireless data collection device in new energy car battery administrative skill field.
Background technology
Along with the fast development of new-energy automobile, its security also more and more comes into one's own, and especially as the high-capacity battery group of its power resources, the effect playing it safely, efficiently, battery management system BMS is essential.At present, the BMS of automotive interior mostly adopt CAN completion system inner and with the communicating of entire car controller, CAN system is simple with its structure, the features such as freedom of correspondence, transmission are stable, be widely applied at vehicle electric field, place uses also more and more extensive CAN data acquisition equipment corresponding with it at auto vendor, after sale service business and car operation center etc.
At present, the data analysis facilities being applied to new energy car battery management system adopts hand-held CAN data analyzer mostly, this analyser adopts wired mode access BMS bus system, power supply supply comprises self accumulator and Vehicular direct-current power supply two kinds of modes, the BMS bus data of an automobile can only be read at every turn, and the new-energy automobile of vehicle power or not reserved CAN interface cannot be provided for those, also has the occasion those being needed to many new-energy automobile BMS data in quick obtaining place, above-mentioned hand-held CAN data analyzer uses very inconvenience.
Utility model content
The utility model provides a kind of new energy car battery management system wireless data collection device, solve existing hand-held CAN data analyzer cannot use under not reserved CAN interface case in automobile, and the problem of many automobile BMS data cannot be gathered simultaneously.
The new energy car battery management system wireless data collection device that the utility model provides, is achieved through the following technical solutions:
Each BMS main control module 1 is sent to after microprocessor 3 receives the instruction of human-computer interaction module 8, by wireless data transceiver module 2, each main control module and collecting device complete MANET process with specific protocol, then collecting device just can obtain the BMS data of all main control modules in network, and then complete display and the storage of data, simultaneously, collecting device is reserved CAN interface also, can realize can not the BMS data acquisition of networking vehicle.Collecting device uses lithium battery group to power, by the power management module be attached thereto be microprocessor, data transmit-receive module, human-computer interaction module and data memory module provide different power supply supplies.
Described microprocessor 3 adopts 32 Power framework single-chip microcomputer MPC5604 of Freescale (Freescale) company, inner integrated 6 tunnel enhancement mode CAN module FlexCAN, 4 road LIN, 3 road SPI and 1 road IIC serial interface module, the module such as in-chip FLASH, interruptable controller.
Described power module 5 uses ferric phosphate lithium cell group to power, and adopts power management chip LM2576-12 to provide+12V voltage and power management chip TPS54225 to provide+5V ,+3.3V ,+1.2V voltage.
The Zigbee module that it is core that described wireless data transceiver module 2 adopts with the CC2530 of Texas Instrument TI, is connected with described microprocessor and described power management module.
Described data memory module adopts 8GB SD card, is connected with described microprocessor and described power management module.
Described main control module 1 is connected with described wireless data transceiver module as a new-energy automobile BMS system part.
Described human-computer interaction module 8 adopts very touch-type liquid crystal display, is connected with described microprocessor and described power management module.
Described CAN interface 6 adopts CAN transceiver ADM3053, is connected with described microprocessor and described power module, and for cannot the main control module of networking, described CAN interface also will be connected with described main control module CAN interface.
New energy car battery management system wireless data collection device provided by the invention, adopt that Zigbee is wireless completes communicating of collecting device and each main control module from group module, further, this equipment disposablely can complete the collection of many automobile BMS data, further, this equipment use high-capacity lithium battery group is powered and carries out low power dissipation design, solves existing hand-held CAN data analyzer and uses inconvenience, the problem of inefficiency.In addition, this equipment reserves CAN interface, cannot the main control module BMS data of networking to gather.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model
In Fig. 1: 1 is BMS main control module, and 2 is wireless data transceiver module, and 3 is microprocessors, 4 is lithium battery groups, and 5 is power management modules, and 6 is CAN interfaces, and 7 is data memory modules, and 8 is human-computer interaction modules.
Embodiment
Below by embodiment, by reference to the accompanying drawings 1, technical scheme of the present invention is described further.
Embodiment: as shown in Figure 1, new energy car battery management system wireless data collection device of the present invention, comprise microprocessor 3, the power management module 5 be attached thereto, wireless data transceiver module 2, CAN interface 6, data memory module 7, human-computer interaction module 8, lithium battery group 4 is connected with power management module 5; The new-energy automobile BMS main control module 1 be connected with wireless data transceiver module 2 in addition.
Wherein, microprocessor 3 adopts automotive grade single-chip microcomputer MPC5604, the serial communication interface of one road SPI model calling wireless data transceiver module 2, the SPI interface of another road SPI model calling data memory module 7, one road LIN interface module of microprocessor 3 connects the serial communication interface of human-computer interaction module 8, one tunnel CAN module of microprocessor 3 connects CAN interface 6, and the power input of microprocessor 3 and external reference power input connect the output terminal of power management module 5.
Wireless data transceiver module 2 with the CC2530 of TI for core, its serial communication interface connects the SPI module of radio frequency power amplification modules nRF2401, the antennal interface of radio frequency power amplification modules nRF2401 connects external antenna, the serial communication interface of wireless data transceiver module is connected with a road LIN interface module of a road LIN interface module of microprocessor 3 and main control module 1, complete the intercommunication of data, in addition, the power unit input end of wireless data transceiver module 2 is connected with the output terminal of power management module 5.
Data memory module 7 adopts 8GB SDHC card, grade is 4, gross data reading speed 4MB/S, and this storage card adopts a road SPI model calling of SPI pattern and microprocessor 3, in addition, data memory module 7 power input is connected with power management module 5 output terminal.
Human-computer interaction module 8 comprises LCDs, display driver circuit and an interface module, the present embodiment adopts 8.0 inches of 65K look resistive touch screens, interface module is Transistor-Transistor Logic level type serial port module, this interface module is connected with a road LIN bus module of microprocessor 3, in addition, the power input of human-computer interaction module 8 is connected with the output terminal of power management module 5.
Power management module 5 comprises 18650 type ferric phosphate lithium cell groups and is connected with the two ends of lithium battery group with the power input of D.C. regulated power supply module LM2576-12, TPS54225. D.C. regulated power supply module, the enable input end of D.C. regulated power supply module is connected with the digital IO port of microprocessor 3
Illustrating by above-described embodiment, technical advantage of the present invention is embodied in three aspects below:
Convenient, reliably--the present invention adopts wireless self-networking mode to realize the collection of data, by the single-chip microcomputer CC2530 of a embedded Zigbee protocol, user is after turn-on data collecting device, without the need to carrying out any operation, just the connection with all BMS main control modules in certain region can be completed in a few minutes, then user can according to oneself needs, gather the data of arbitrary network node, in addition, data transmission in a network has high security, Zigbee protocol comprises data integrity inspection and authentication functions, AES-128 cryptographic algorithm also can be adopted to be encrypted data, guarantee the safety of data, reliably.
Low-power consumption--the present invention is directed to lithium battery power supply scheme and do low power dissipation design, microprocessor judges user sends instructions after 2 seconds without operation and makes it be in sleep pattern 2 to wireless data transceiver module, send instructions simultaneously and make it reduce screen intensity to human-computer interaction module, after 2 seconds, user is still without operation, microprocessor sends instructions and makes it be in sleep pattern 3 to wireless data transceiver module, send instructions to human-computer interaction module closedown display screen, last microprocessor enters low-power consumption mode simultaneously.User is short press device power supply (DPS) key after, microprocessor exits low-power consumption mode, open display screen, wait for user continue operation.
Applying flexible--wireless data collection device provided by the invention, by lithium battery power supply and data wireless transmitting-receiving scheme, fixed and hand-held two kinds of organization plans can be implemented as required, simultaneously, this equipment is reserved CAN interface also, be convenient to use on the new energy vehicle not having networking, user's use-pattern is flexible.
Finally should declare especially: this instructions illustrated embodiment, only in order to technical scheme of the present invention to be described, it is not the restriction to technical solution of the present invention implementation detail, to this, those skilled in the art should know this point: the technical scheme that can adopt upper embodiment carries out detail modifications, or to wherein partly or entirely technical characteristic carry out equivalent replacement, but all these detail modifications and equivalent replacement, do not make the essence of its technical scheme depart from the scope of the technical scheme that the present invention proposes.
Claims (7)
1. a new energy car battery management system wireless data collection device, is characterized in that: comprise BMS main control module, microprocessor, wireless data transceiver module, data memory module, human-computer interaction module, CAN interface, battery management module and lithium battery group; Described microprocessor one road SPI model calling wireless data transceiver module serial communication interface, another road of described microprocessor SPI model calling data memory module SPI interface, described microprocessor one road LIN interface module connects human-computer interaction module serial communication interface, described microprocessor one tunnel CAN model calling CAN interface, described power supply of microprocessor input end and external reference power input connect power management module output terminal; Described wireless data transceiver module connects BMS main control module, microprocessor and power management module; Described data memory module connects microprocessor and power management module; Described human-computer interaction module connects microprocessor and power management module; Described CAN interface connects microprocessor and power management module; Described power management module connects lithium battery group and above-mentioned each module.
2. a kind of new energy car battery management system wireless data collection device according to claim 1, is characterized in that: described microprocessor adopts 32 single-chip microcomputer MPC5604 of Freescale.
3. a kind of new energy car battery management system wireless data collection device according to claim 1, it is characterized in that: described wireless receipt transceiver module adopts the nRF2401 of single-chip microcomputer CC2530 and NORDIC of Texas Instrument, adopts Zigbee protocol communication.
4. a kind of new energy car battery management system wireless data collection device according to claim 1, is characterized in that: what described human-computer interaction module adopted is the tangible LCDs of resistance-type and the drive circuit board being with serial communication interface.
5. a kind of new energy car battery management system wireless data collection device according to claim 1, is characterized in that: the SDHC type storage card that what described data memory module adopted is capacity is 8GB, speed class is 4.
6. a kind of new energy car battery management system wireless data collection device according to claim 1, is characterized in that: the isolated from power type CAN data collector ADM3053 of what described CAN interface adopted is ADI.
7. a kind of new energy car battery management system wireless data collection device according to claim 1, is characterized in that: power supply chip LM2576-12, TPS54225 of what described power management module adopted is 18650 type ferric phosphate lithium cell groups and Texas Instrument.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420437998.7U CN204215539U (en) | 2014-08-06 | 2014-08-06 | A kind of new energy car battery management system wireless data collection device |
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| CN201420437998.7U CN204215539U (en) | 2014-08-06 | 2014-08-06 | A kind of new energy car battery management system wireless data collection device |
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| CN204215539U true CN204215539U (en) | 2015-03-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105471035A (en) * | 2015-12-25 | 2016-04-06 | 惠州市德赛电池有限公司 | Vehicular battery with wireless communication intelligent lithium core |
| CN105774699A (en) * | 2016-02-25 | 2016-07-20 | 李亮亮 | Battery management system set equipment applied to new energy electric vehicle |
-
2014
- 2014-08-06 CN CN201420437998.7U patent/CN204215539U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105471035A (en) * | 2015-12-25 | 2016-04-06 | 惠州市德赛电池有限公司 | Vehicular battery with wireless communication intelligent lithium core |
| CN105774699A (en) * | 2016-02-25 | 2016-07-20 | 李亮亮 | Battery management system set equipment applied to new energy electric vehicle |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20160806 |