CN205752341U - A kind of electric automobile is by battery core multiloop grading control battery bag - Google Patents
A kind of electric automobile is by battery core multiloop grading control battery bag Download PDFInfo
- Publication number
- CN205752341U CN205752341U CN201620418957.2U CN201620418957U CN205752341U CN 205752341 U CN205752341 U CN 205752341U CN 201620418957 U CN201620418957 U CN 201620418957U CN 205752341 U CN205752341 U CN 205752341U
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- China
- Prior art keywords
- battery
- battery core
- basic communication
- communication unit
- blower fan
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a kind of electric automobile by battery core multiloop grading control battery bag, including battery core, blower fan, heater, current sensor, voltage collector, Temperature sampler, basic communication unit and battery management unit, multiple battery cores are sequentially connected in series setting, current sensor is connected with battery core and its signal output part electrically connects with the current signal input of battery management unit, and the control signal input of blower fan electrically connects with the control signal outfan of basic communication unit.The output electric current of battery bag is monitored by this utility model by current sensor, and by voltage collector and Temperature sampler, the duty of each battery core is detected, and by basic communication unit, battery core and blower fan carried out secondary control, main control is carried out finally by battery management unit, realize the purpose of Multistage Control, and be managed by battery management unit, thus effectively avoid battery core and stream, overvoltage or overheated situation occurred.
Description
Technical field
This utility model relates to a kind of battery bag, particularly relates to a kind of electric automobile by battery core multiloop classification control
Battery bag processed.
Background technology
Battery bag is the power place of electric automobile, is stored in battery core by electric energy by charging, then passes through
Electrical energy drive motor in battery, so that electric automobile is properly functioning.The battery of electric automobile is using
During, in fact it could happen that crossing stream, overvoltage or overheated situation, impact is normal to be used, in some instances it may even be possible to draw
Send out danger.
Utility model content
The purpose of this utility model is that provides a kind of electric automobile many by battery core to solve the problems referred to above
Loop grading control battery bag.
This utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of electric automobile by battery core multiloop grading control battery bag, including battery core, heater, blower fan,
Current sensor, voltage collector, Temperature sampler, basic communication unit and battery management unit, multiple
Described battery core is sequentially connected in series setting, and described current sensor is connected with described battery core and its signal output part and institute
Stating the current signal input electrical connection of battery management unit, multiple described blower fans and heater correspondence respectively set
Putting in multiple described battery cores, the control signal input of described blower fan and described heater is the most logical with described
The control signal outfan electrical connection of letter unit, described Temperature sampler and the collection terminal of described voltage collector
With corresponding described battery core electrical connection, the signal output part of described Temperature sampler and described voltage collector with
The signal input part electrical connection of described basic communication unit, the signal output part of described basic communication unit and institute
State the signal input part electrical connection of battery management unit.
Specifically, described battery core, described blower fan, described heater, described voltage collector, described temperature
The quantity of harvester and described basic communication unit is multiple, and quantity is equal, with same described battery core
The described blower fan connected or electrically connect or described voltage collector and described Temperature sampler are all described with same
Basic communication unit electrically connects.
Specifically, by internal CAN electricity between described basic communication unit and described battery management unit
Connect.
Further, described battery core, described blower fan, described heater, described current sensor, described voltage
Harvester, described Temperature sampler and described basic communication unit are arranged in the metal cabinet of battery bag,
And on described metal cabinet, it is provided with the air inlet for heat radiation and exhaust outlet, described exhaust outlet and described blower fan
Air outlet connection, be provided with thermal insulation layer between multiple described battery cores, the both sides of described thermal insulation layer are provided with leads
Backing, described conducting strip contacts with described battery core and its two ends are fixing with described metal cabinet is connected.
The beneficial effects of the utility model are:
This utility model one electric automobile passes through current sensor pair by battery core multiloop grading control battery bag
The output electric current of battery bag is monitored, and by voltage collector and the Temperature sampler work to each battery core
Detect as state, and by basic communication unit, battery core and blower fan are carried out secondary control, finally by
Battery management unit carries out main control, it is achieved the purpose of Multistage Control, and is carried out by battery management unit
Management, thus effectively avoid battery core and stream, overvoltage or overheated situation occurred.
Accompanying drawing explanation
Fig. 1 is a kind of electric automobile of this utility model structured flowchart by battery core multiloop grading control battery bag.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings:
As it is shown in figure 1, this utility model one electric automobile is by battery core multiloop grading control battery bag, bag
Include battery core, blower fan, heater, current sensor, voltage collector, Temperature sampler, basic communication list
Unit and battery management unit, multiple battery cores are sequentially connected in series setting, and current sensor is connected with battery core and its signal
Outfan electrically connects with the current signal input of battery management unit, and multiple blower fans are correspondingly arranged at many respectively
In individual battery core, the control signal input of blower fan electrically connects with the control signal outfan of basic communication unit,
The collection terminal of Temperature sampler and voltage collector electrically connects with corresponding battery core, and Temperature sampler and voltage are adopted
The signal output part of storage electrically connects with the signal input part of basic communication unit, the signal of basic communication unit
Outfan electrically connects with the signal input part of battery management unit, battery core, blower fan, heater, voltage acquisition
The quantity of device, Temperature sampler and basic communication unit is multiple, and quantity is equal, with same battery core
The blower fan connected or electrically connect or voltage collector and Temperature sampler are all electrically connected with same basic communication unit
Connect, electrically connected by internal CAN between basic communication unit and battery management unit.
Battery core, blower fan, heater, current sensor, voltage collector, Temperature sampler and basic communication
Unit is arranged in the metal cabinet of battery bag, and be provided with on metal cabinet for heat radiation air inlet and
Exhaust outlet, exhaust outlet connects with the air outlet of blower fan, is provided with thermal insulation layer between multiple battery cores, thermal insulation layer
Both sides are provided with conducting strip, and conducting strip contacts with battery core and its two ends are fixing with metal cabinet is connected.
A kind of electric automobile of this utility model is as follows by the operation principle of battery core multiloop grading control battery bag:
In figure, BCU is basic communication unit, and BMU is battery management unit.
The operating current of battery bag operationally, is monitored by battery bag by current sensor, and by electricity
Stream information transmits to BMU, is carried out multiple battery cores by multiple voltage collectors and multiple Temperature sampler
Monitoring one by one, real-time detector voltage and temperature, when temperature is too high, BCU drives blower fan work, dissipates
Heat, and when voltage and temperature anomaly, abnormal signal is sent this battery core to BMU, BMU from many by BCU
The battery core loop of individual series connection is extractd, it is to avoid it is deepened extremely further.
Additionally, in the metal cabinet of battery bag, multiple battery cores are isolated one by one, and passes through thermal insulation layer
Avoiding occurring between battery core conduction of heat, simultaneously by the conducting strip of thermal insulation layer both sides, heat battery core produced passes
It is directed on metal cabinet, by metal cabinet, it is dispelled the heat further.
If the temperature of battery core is too low, by heater, battery core can be heated.
The technical solution of the utility model is not limited to the restriction of above-mentioned specific embodiment, every new according to this practicality
The technology deformation that the technical scheme of type is made, within each falling within protection domain of the present utility model.
Claims (4)
1. an electric automobile is by battery core multiloop grading control battery bag, it is characterised in that: include battery core,
Heater, blower fan, current sensor, voltage collector, Temperature sampler, basic communication unit and battery
Administrative unit, multiple described battery cores are sequentially connected in series setting, and described current sensor is connected and it with described battery core
Signal output part electrically connects with the current signal input of described battery management unit, multiple described blower fans and institute
State heater to be correspondingly arranged at respectively in multiple described battery core, described blower fan and the control signal of described heater
Input electrically connects with the control signal outfan of described basic communication unit, described Temperature sampler and described
The collection terminal of voltage collector electrically connects with corresponding described battery core, and described Temperature sampler and described voltage are adopted
The signal output part of storage electrically connects with the signal input part of described basic communication unit, described basic communication list
The signal output part of unit electrically connects with the signal input part of described battery management unit.
A kind of electric automobile the most according to claim 1 by battery core multiloop grading control battery bag, its
It is characterised by: described battery core, described heater, described blower fan, described voltage collector, described temperature are adopted
The quantity of storage and described basic communication unit is multiple, and quantity is equal, with same described battery core even
The described blower fan connecing or electrically connecting and described heater or described voltage collector and described Temperature sampler all with
Same described basic communication unit electrically connects.
A kind of electric automobile the most according to claim 1 by battery core multiloop grading control battery bag, its
It is characterised by: be electrically connected by internal CAN between described basic communication unit and described battery management unit
Connect.
A kind of electric automobile the most according to claim 1 by battery core multiloop grading control battery bag, its
It is characterised by: described battery core, described blower fan, described heater, described current sensor, described voltage are adopted
Storage, described Temperature sampler and described basic communication unit are arranged in the metal cabinet of battery bag, and
The air inlet for heat radiation and exhaust outlet, described exhaust outlet and described blower fan it is provided with on described metal cabinet
Air outlet connects, and is provided with thermal insulation layer between multiple described battery cores, and the both sides of described thermal insulation layer are provided with heat conduction
Sheet, described conducting strip contacts with described battery core and its two ends are fixing with described metal cabinet is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620418957.2U CN205752341U (en) | 2016-05-10 | 2016-05-10 | A kind of electric automobile is by battery core multiloop grading control battery bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620418957.2U CN205752341U (en) | 2016-05-10 | 2016-05-10 | A kind of electric automobile is by battery core multiloop grading control battery bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205752341U true CN205752341U (en) | 2016-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620418957.2U Active CN205752341U (en) | 2016-05-10 | 2016-05-10 | A kind of electric automobile is by battery core multiloop grading control battery bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205752341U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106646254A (en) * | 2016-12-09 | 2017-05-10 | 国网北京市电力公司 | Battery temperature feature test method, device and system |
-
2016
- 2016-05-10 CN CN201620418957.2U patent/CN205752341U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106646254A (en) * | 2016-12-09 | 2017-05-10 | 国网北京市电力公司 | Battery temperature feature test method, device and system |
| CN106646254B (en) * | 2016-12-09 | 2019-10-22 | 国网北京市电力公司 | Battery temperature characteristic test method and apparatus and system |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |