CN207758593U - A kind of battery management system of included Bluetooth function - Google Patents
A kind of battery management system of included Bluetooth function Download PDFInfo
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- CN207758593U CN207758593U CN201721802305.XU CN201721802305U CN207758593U CN 207758593 U CN207758593 U CN 207758593U CN 201721802305 U CN201721802305 U CN 201721802305U CN 207758593 U CN207758593 U CN 207758593U
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- battery management
- management unit
- bluetooth
- real time
- bmu
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model discloses a kind of battery management systems of included Bluetooth function, including multiple local management unit LMU, battery management unit BMU and bluetooth module, each local management unit LMU, default operating condition information for monitoring default multiple concatenated single batteries in real time, is then sent to battery management unit BMU；Battery management unit BMU is connected with multiple local management unit LMU respectively, and the default operating condition information for receiving whole single batteries that the multiple local management unit LMU is sent is then sent to bluetooth module；Local bluetooth module is connected with battery management unit BMU.The utility model can allow the user of new-energy automobile to obtain the operating state data information of Li-ion batteries piles in real time, to facilitate user reasonably to plan trip mileage, ensure user's normal driving new-energy automobile, meets routine work and the living needs of user.
Description
Technical field
The utility model is related to technical field of battery management, more particularly to a kind of battery management system of included Bluetooth function
System.
Background technology
Currently, lithium ion battery has safe, efficient, pollution-free, abundant raw materials higher than energy, recycling time
The advantages that number is more, storage time is long, not only on a portable electronic device as mobile phone, DV and laptop computer obtain
To extensive use, and the large and medium-sized electrical equipment side such as be widely used in electric vehicle, electric bicycle and electric tool
Face, therefore the performance of lithium ion battery is required higher and higher.
For new-energy automobile, usually using Li-ion batteries piles as power source, due to current lithium ion battery
The scale of group is increasing, also more and more using the people of new-energy automobile.In order to play the performance of battery pack, mesh to greatest extent
Before, it is equipped with battery management system (BMS) on new-energy automobile, by battery management system BMS, comes intelligent management and dimension
Each battery unit is protected, prevents battery from the problem of overcharge and overdischarge occur, extends the service life of battery, while monitoring electricity
The state in pond.
But for the battery management system BMS in existing new-energy automobile, only according to preset control program to lithium
Battery unit in ion battery group is safeguarded and is controlled, and user can not accurately understand the working condition of battery pack, to
Cause sometimes to occur due to vehicle electric power is insufficient and the case where being unable to reach destination, occurs, seriously affected the product of user
Use feeling.
Therefore, the user of new-energy automobile can be allowed real-time there is an urgent need to develop a kind of battery management system is gone out at present
The operating state data information for obtaining Li-ion batteries piles ensures to facilitate user reasonably to plan trip mileage
User's normal driving new-energy automobile meets routine work and the living needs of user, and then improves the product use feeling of user
By.
Utility model content
It, can be in view of this, the purpose of this utility model is to provide a kind of battery management system of included Bluetooth function
The user of new-energy automobile is allowed to obtain the operating state data information of Li-ion batteries piles in real time, to facilitate user in trip
Cheng Jinhang is reasonably planned, is ensured user's normal driving new-energy automobile, is met routine work and the living needs of user, in turn
The product use feeling for improving user, is of great practical significance.
For this purpose, the utility model provides a kind of battery management system of included Bluetooth function, including multiple local managements
Unit LMU, battery management unit BMU and bluetooth module, wherein：
Each local management unit LMU, the default operating condition for monitoring default multiple concatenated single batteries in real time
Information is then sent to battery management unit BMU；
Battery management unit BMU is connected respectively with multiple local management unit LMU, for receiving the multiple local
The default operating condition information for whole single batteries that administrative unit LMU is sent, is then sent to bluetooth module；
Local bluetooth module is connected with battery management unit BMU, for opening receiving bluetooth connection input by user
After dynamic instruction, bluetooth wireless connection is established with external Bluetooth recipient devices in real time, and after establishing bluetooth and being wirelessly connected, in real time will
The default operating condition information for whole single batteries that the battery management unit BMU is sent is transmitted to external bluetooth reception and sets
It is standby.
Wherein, the external Bluetooth recipient devices carry out wireless blue tooth with local bluetooth module and connect, for receiving
After the default operating condition information for stating whole single batteries that battery management unit BMU is sent, perform image display in real time or
Sound is reported.
Wherein, it is connected by CAN bus between the local management unit LMU and battery management unit BMU.
Wherein, the external Bluetooth recipient devices are mobile phone or tablet computer.
Wherein, further include data storage cell, be connected with battery management unit BMU, for reading the battery in real time
The default operating condition information for whole single batteries that administrative unit BMU is received, is then stored in real time.
By the above technical solution provided by the utility model as it can be seen that compared with prior art, the utility model provides
A kind of battery management system of included Bluetooth function, can allow the user of new-energy automobile to obtain Li-ion batteries piles in real time
Operating state data information ensures user's normal driving new energy to facilitate user reasonably to plan trip mileage
Automobile meets routine work and the living needs of user, and then improves the product use feeling of user, has great production real
Trample meaning.
Description of the drawings
Fig. 1 is a kind of block diagram of the battery management system of included Bluetooth function provided by the utility model；
Fig. 2 is a kind of connection knot of a kind of embodiment of battery management system of included Bluetooth function provided by the utility model
Structure schematic diagram.
Specific implementation mode
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and embodiment
The utility model is described in further detail.
Referring to Fig. 1, the utility model provides a kind of battery management system of included Bluetooth function, can allow new energy
The user of source automobile obtains the operating state data information of Li-ion batteries piles in real time.The battery management system includes multiple locals
Administrative unit (LMU) 100, battery management unit (BMU) 200 and bluetooth module 300, wherein：
Each local management unit (LMU) 100, the default work for monitoring default multiple concatenated single batteries in real time
Status information (such as including information of voltage and temperature information) is then sent to battery management unit (BMU)；
Battery management unit (BMU) 200 is connected respectively with multiple local management units (LMU) 100, for receiving
The default operating condition information for stating whole single batteries that multiple local management unit LMU are sent, is then sent to bluetooth module
300；
Local bluetooth module 300 is connected with battery management unit (BMU) 200, for receiving indigo plant input by user
After tooth connects enabled instruction, bluetooth wireless connection is established with external Bluetooth recipient devices in real time, and be wirelessly connected establishing bluetooth
Afterwards, the default operating condition information for whole single batteries that the battery management unit (BMU) 200 is sent is transmitted in real time outer
Portion's Bluetooth recipient devices.
In the present invention, in specific implementation, the external Bluetooth recipient devices carry out wireless with local bluetooth module
Bluetooth connection, in the default operating condition letter for receiving whole single batteries that the battery management unit (BMU) 200 is sent
After breath, performs image display in real time or sound is reported.
In the present invention, in specific implementation, the local management unit (LMU) 100 and battery management unit (BMU)
It is connected by CAN bus between 200.
It should be noted that controller local area network (Controller Area Network, CAN) bus, is in the world
One of most widely used fieldbus.CAN bus is a kind of bus communication mode of two lines differential type, carries out the serial of data
Communication.
In the present invention, in specific implementation, the bluetooth connection enabled instruction of the user can start newly in user
Input is triggered while energy automobile.It is, of course, also possible to by the independent control button that is arranged on new-energy automobile come to this
Ground bluetooth module 300 inputs bluetooth connection enabled instruction.Therefore, for the utility model, can when starting automobile every time,
The work state information (such as state-of-charge SOC, pressure difference, the temperature difference, mileage etc.) of voice broadcast present battery, with convenient
The trip of user.
In the present invention, it should be noted that the default operating condition information of the single battery is not limited to voltage
Information and temperature information are pre-set according to the function and user that integrate on local management unit (LMU) 100, can be with
It is the various status informations of various batteries such as current information and state-of-charge (SOC) information.
In the present invention, the local bluetooth module 300 can be any one existing bluetooth module, such as can
Think 3.0 module of 2.0 module of bluetooth or bluetooth.
In the present invention, shown in Figure 2 together, the external Bluetooth recipient devices are preferably mobile phone, certainly also
Can be the electronic equipments such as tablet computer bluetooth-capable.
In the present invention, in specific implementation, battery management system provided by the utility model further includes data storage
Unit is connected with battery management unit (BMU) 200, is received for reading the battery management unit (BMU) 200 in real time
Whole single batteries default operating condition information, then stored in real time.
In specific implementation, the data storage cell is preferably nonvolatile random access memory (Non-Volatile
Random Access Memory, NVRAM), which is the semiconductor memory that data still can retain after a loss of power, from
And ensure that face data will not lose because of power-off thereon.Currently, the NVRAM memory includes SD card (Secure
Digital Memory Card, safe digital card) and other kinds of flash memory extension storage card, for example, SONY memory sticks,
Multimedia card (MMC), CF cards (Compact Flash) etc..
The explanation needed, local management unit (LMU) 100 are used as existing battery management element, commonly used to prison
Survey the working condition for the multiple single batteries being cascaded.The quantity of the local management unit (LMU) 100, can basis
The needs of user and the needs of battery producer are configured.
In addition, battery management unit (BMU) is used as existing battery management element, lithium ion battery mould can be monitored in real time
The multiple parameters such as voltage, temperature and over voltage alarm of group, having, which prevents over-charging of battery from crossing, the multinomial defencive function such as puts, and can improve
The utilization ratio of battery pack extends the service life of battery modules.
It is shown in Figure 2 in specific implementation for the utility model, it is added on battery management system BMS local blue
Tooth module, after car key startup, the bluetooth module above BMS battery management systems is connected with mobile phone automatically, is matching
After success, user can be by mobile phone come the automatic all battery information states reported battery pack on automobile and had, by broadcasting
Report all information states of BMS battery management systems whether abnormal, to which user may determine that can new-energy automobile normally be transported
Row, to arrange rationally trip.
Shown in Figure 2, when docking handset mode using wireless blue tooth, mobile phone can receive on battery management system BMS
The data-signal that sends out of bluetooth module after, carry out data conversion, then read all information in on-vehicle battery group, and be recorded in
On mobile phone, to inquire later.
Therefore, based on above technical scheme it is found that a kind of BMS cell tubes of included Bluetooth function provided by the utility model
Reason system can carry out global function digital independent to local management unit in BMS (LMU), and can read all data in real time,
Ensure that user vehicle understands all data informations before using new-energy automobile, reasonable arrangement trip mileage normally goes out to facilitate
Row.
In conclusion compared with prior art, the utility model provides a kind of battery management of included Bluetooth function
System can allow the user of new-energy automobile to obtain the operating state data information of Li-ion batteries piles in real time, to convenient
User reasonably plans trip mileage, ensures user's normal driving new-energy automobile, meet the routine work of user with
Living needs, and then the product use feeling of user is improved, it is of great practical significance.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (5)
1. a kind of battery management system of included Bluetooth function, which is characterized in that including multiple local management unit LMU, battery
Administrative unit BMU and bluetooth module, wherein：
Each local management unit LMU, the default operating condition information for monitoring default multiple concatenated single batteries in real time,
It is then sent to battery management unit BMU；
Battery management unit BMU is connected respectively with multiple local management unit LMU, for receiving the multiple local management
The default operating condition information for whole single batteries that unit LMU is sent, is then sent to bluetooth module；
Local bluetooth module is connected with battery management unit BMU, for referring to receiving bluetooth connection input by user startup
After order, bluetooth wireless connection is established with external Bluetooth recipient devices in real time, and after establishing bluetooth and being wirelessly connected, it in real time will be described
The default operating condition information for whole single batteries that battery management unit BMU is sent is transmitted to external Bluetooth recipient devices.
2. battery management system as described in claim 1, which is characterized in that the external Bluetooth recipient devices, with local indigo plant
Tooth module carries out wireless blue tooth connection, for receiving the default of whole single batteries that the battery management unit BMU is sent
After work state information, performs image display in real time or sound is reported.
3. battery management system as described in claim 1, which is characterized in that the local management unit LMU and battery management
It is connected by CAN bus between unit B MU.
4. battery management system as described in claim 1, which is characterized in that the external Bluetooth recipient devices be mobile phone or
Tablet computer.
5. battery management system according to any one of claims 1 to 4, which is characterized in that further include data storage cell,
It is connected with battery management unit BMU, for reading whole single batteries that the battery management unit BMU is received in real time
Default operating condition information, is then stored in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721802305.XU CN207758593U (en) | 2017-12-19 | 2017-12-19 | A kind of battery management system of included Bluetooth function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721802305.XU CN207758593U (en) | 2017-12-19 | 2017-12-19 | A kind of battery management system of included Bluetooth function |
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| Publication Number | Publication Date |
|---|---|
| CN207758593U true CN207758593U (en) | 2018-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721802305.XU Active CN207758593U (en) | 2017-12-19 | 2017-12-19 | A kind of battery management system of included Bluetooth function |
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| CN (1) | CN207758593U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713756A (en) * | 2019-01-29 | 2019-05-03 | 上海度普新能源科技有限公司 | A kind of battery management system and battery management method |
| CN110703071A (en) * | 2019-09-27 | 2020-01-17 | 福建星云电子股份有限公司 | BMS circuit testing system and testing method |
-
2017
- 2017-12-19 CN CN201721802305.XU patent/CN207758593U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713756A (en) * | 2019-01-29 | 2019-05-03 | 上海度普新能源科技有限公司 | A kind of battery management system and battery management method |
| CN110703071A (en) * | 2019-09-27 | 2020-01-17 | 福建星云电子股份有限公司 | BMS circuit testing system and testing method |
| CN110703071B (en) * | 2019-09-27 | 2021-12-14 | 福建星云电子股份有限公司 | BMS circuit testing system and testing method |
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