CN209730112U - One kind can temperature controlled battery protection system - Google Patents
One kind can temperature controlled battery protection system Download PDFInfo
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- CN209730112U CN209730112U CN201920271174.XU CN201920271174U CN209730112U CN 209730112 U CN209730112 U CN 209730112U CN 201920271174 U CN201920271174 U CN 201920271174U CN 209730112 U CN209730112 U CN 209730112U
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- battery
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- temperature
- heating
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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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- 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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The utility model relates to battery boosting technology fields, and in particular to one kind can temperature controlled battery protection system.The battery protection system includes battery, the heating module for heating for battery; the charge-discharge modules being connect with battery; the main control module being connect respectively with heating module and charge-discharge modules; and the overtemperture control module connecting with heating module, the overtemperture control module obtain battery temperature information and control the working condition of heating module.In the case that the utility model is able to achieve battery protection system operation irregularity; overtemperture control module directly controls the heating of cutting battery; battery is avoided to damage because heating temperature is excessively high; further improve the safety of battery charging and discharging and heating; the generation for reducing safety accident, extends the service life of battery.
Description
Technical field
The utility model relates to battery boosting technology fields, and in particular to one kind can temperature controlled battery protection system.
Background technique
The reliability of core component of the power battery as electric car, battery directly affects the performance of vehicle.In severe cold
Area is in use, discharge performance, the charge acceptance of power battery are all influenced by low temperature environment and be greatly reduced, to influence
Power performance and continual mileage of the electric car in severe cold area.
Since power battery is to the particularity of environmental requirement, the best of battery cannot be all played when too high or too low for temperature
Efficiency or even cisco unity malfunction.To solve the problems, such as battery of electric vehicle performance caused by above-mentioned low temperature environment, in winter gas
It is very necessary using heating device to battery pack when temperature is lower.
Existing power battery should not all charge at 0 DEG C or less, and therefore, power battery is with the same of charging/discharging function
When, heating system can be also set, power battery is heated.But in existing battery protection system, occur in computer heating control different
In the case where often, battery is easy to damage because heating temperature is excessively high, easily causes safety accident, and shortens the use longevity of battery
Life.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, providing one kind can temperature
The battery protection system of control overcomes in existing battery protection system, and in the case where exception occurs in computer heating control, battery holds
The problem of easily being damaged because heating temperature is excessively high, easily causing safety accident, and shorten the service life of battery.
It can temperature controlled battery guarantor the technical scheme adopted by the utility model to solve the technical problem is as follows: providing one kind
Protecting system, including battery, the heating module for being heated for battery, the charge-discharge modules being connect with battery, respectively with heated mould
The main control module that block is connected with charge-discharge modules, and the overtemperture control module being connect with heating module, the overtemperture control mould
Block obtains battery temperature information and controls the working condition of heating module.
The still more preferably scheme of the utility model is: the overtemperture control module includes for detecting battery temperature
First temperature detecting unit, and the signal processing circuit unit being connect respectively with the first temperature detecting unit and heating module.
The still more preferably scheme of the utility model is: the heating module includes a first switch circuit unit, institute
State the first switch circuit list that signal processing circuit unit disconnects heating module according to the high temperature signal of the first temperature detecting unit
Member.
The still more preferably scheme of the utility model is: the heating module further includes MPPT control unit, with MPPT
The solar panels of control unit connection, and the heating film being connect respectively with battery, MPPT control unit and switching circuit unit.
The still more preferably scheme of the utility model is: the battery protection system further includes connecting with main control module
Temperature detecting module, the temperature detecting module include the second temperature detection unit for detecting battery temperature, and respectively
The temperature collection circuit unit being connect with second temperature detection unit and main control module.
The still more preferably scheme of the utility model is: the charge-discharge modules include charge-discharge control unit, respectively
The second switch circuit unit being connect with battery and charge-discharge control unit, and it is electric with main control module and second switch respectively
The third switching circuit unit of road unit connection.
The still more preferably scheme of the utility model is: the second switch circuit unit includes and charge and discharge control list
Member the charge control metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor that are connected with battery, the third switching circuit unit including respectively with master control
The first switch tube that module is connected with charge control metal-oxide-semiconductor, and connect respectively with main control module and control of discharge metal-oxide-semiconductor
Two switching tubes.
The still more preferably scheme of the utility model is: the battery protection system further includes and main control module and battery
The overpressure protection module of connection.
The still more preferably scheme of the utility model is: the overpressure protection module include respectively with battery and master control mould
Block connection and the voltage detection module for detecting cell voltage and the current detection module for detecting battery current.
The beneficial effects of the utility model are, compared with prior art, by being arranged for the heating for battery heating
Module, the charge-discharge modules being connect with battery, the main control module being connect respectively with heating module and charge-discharge modules, and with add
The overtemperture control module of thermal modules connection, overtemperture control module obtain the work shape that battery temperature information directly controls heating module
State, in the case where battery protection system operation irregularity, overtemperture control module directly controls the heating of cutting battery, avoid battery because
Heating temperature is excessively high and damages, and further improves the safety of battery charging and discharging and heating, reduces the generation of safety accident, prolongs
The service life of long battery.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 be the utility model can temperature controlled battery protection system structural block diagram；
Fig. 2 is the structural block diagram of the overtemperture control module of the utility model；
Fig. 3 is the structural block diagram of the temperature detecting module of the utility model；
Fig. 4 is the structural block diagram of the charge-discharge modules of the utility model；
Fig. 5 is the charge and discharge control structure block diagram of the battery protection system of the utility model；
Fig. 6 is the structural block diagram of the heating module of the utility model；
Fig. 7 is the battery computer heating control structural block diagram of the battery protection system of the utility model；
Fig. 8 is the structural block diagram of the overpressure protection module of the utility model.
Specific embodiment
As shown in Figures 1 to 8, the utility model provide it is a kind of can temperature controlled battery protection system preferred implementation
Example.
One kind can temperature controlled battery protection system, including battery 10, the heating module 20 for being heated for battery 10,
The charge-discharge modules 30 being connect with battery 10, the main control module 40 being connect respectively with heating module 20 and charge-discharge modules 30, with
And the overtemperture control module 50 connecting with heating module 20, the overtemperture control module 50 obtain 10 temperature information of battery and control
The working condition of heating module 20.The main control module 40 controls heating module 20 and heats to battery 10, controls charge and discharge
Module 30 carries out charge and discharge to battery 10, and the temperature information that overtemperture control module 50 obtains battery 10 directly controls heating module 20
Working condition, in the case where battery protection system operation irregularity, overtemperture control module 50 directly controls cutting heating module
20, battery 10 is heated in stopping, avoiding battery 10 from damaging because heating temperature is excessively high, further improves 10 charge and discharge of battery
The safety of electricity and heating reduces the generation of safety accident, extends the service life of battery 10.
In the present embodiment, with reference to Fig. 2, the overtemperture control module 50 includes the first temperature for detecting 10 temperature of battery
Detection unit 51, and the signal processing circuit unit 52 being connect respectively with the first temperature detecting unit 51 and heating module 20.
In the present embodiment, with reference to Fig. 6 and Fig. 7, the heating module 20 includes a first switch circuit unit 21, the letter
Number processing circuit unit 52 disconnects the first switch circuit of heating module 20 according to the high temperature signal of the first temperature detecting unit 51
Unit 21.
Further, the heating module 20 further includes MPPT control unit 22, is connect too with MPPT control unit 22
Positive energy plate 23, and the heating film 24 being connect respectively with battery 10, MPPT control unit 22 and switching circuit unit.
Wherein, the work of solar panels 23 is controlled by MPPT control unit 22, MPPT control unit 22 can real-time detection
The voltage and current of solar panels 23, and maximum power is constantly tracked, mention solar panels 23 with maximum power heating film 24
For energy, heating efficiency and capacity usage ratio are improved.
In the present embodiment, the battery protection system further includes the temperature detecting module 60 connecting with main control module 40, institute
Stating temperature detecting module 60 includes the second temperature detection unit 61 for detecting 10 temperature of battery, and respectively with second temperature
The temperature collection circuit unit 62 that detection unit 61 and main control module 40 connect.The second temperature detection unit 61 will test
10 temperature transition of battery be measurable electricity or non-band energy signal and be transmitted to temperature collection circuit unit 62, the temperature
Degree Acquisition Circuit unit 62 is transmitted to main control module after the output signal of second temperature detection unit 61 is acquired and is handled
40, by main control module 40 based on the received signal control heating module 20 working condition.
Preferably, the first temperature detecting unit 51 in the present embodiment and second temperature detection unit 61 include that temperature passes
Sensor.
Wherein, in the case where battery protection system works normally, when temperature detecting module 60 detects the temperature of battery 10
When degree is lower than preset temperature upper limit value, temperature detecting module 60 will test signal and be sent to main control module 40, main control module 40
Control heating module 20 heats battery 10；When battery 10, which is heated, reaches temperature upper limit, temperature detecting module 60
It will test signal and be sent to main control module 40, main control module 40 controls the stopping of heating module 20 and heats to battery 10.
It, can not be by 10 temperature of battery when the failure of temperature detecting module 60 in the case where battery protection system operation irregularity
Detection signal more than temperature upper limit is sent to main control module 40, and main control module 40 is not up to temperature upper limit with battery 10
The case where control heating module 20 to battery 10 carry out heating operation.At this point, the first temperature detection list of overtemperture control module 50
The high temperature signal of battery 10 is sent to signal processing circuit unit 52, the control cutting heating of signal processing circuit unit 52 by member 51
Battery 10 is heated in the first switch circuit unit 21 of module 20, the stopping of heating module 20, prevents battery 10 because temperature adds
Heat is excessively high and damages, and improves the safety of battery 10 heating and charge and discharge.
In the present embodiment, with reference to Fig. 4 and Fig. 5, the charge-discharge modules 30 include charge-discharge control unit 31, respectively with electricity
The second switch circuit unit 32 that pond 10 and charge-discharge control unit 31 connect, and opened respectively with main control module 40 and second
Close the third switching circuit unit 33 that circuit unit 32 connects.
Wherein, the second switch circuit unit 32 includes the charging control connecting with charge-discharge control unit 31 and battery 10
Metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor processed, the third switching circuit unit 33 include respectively with main control module 40 and charge control
The first switch tube of metal-oxide-semiconductor connection, and the second switch being connect respectively with main control module 40 and control of discharge metal-oxide-semiconductor.
The control principle that charge-discharge control unit 31 controls the charge and discharge of battery 10 is as follows:
Under battery protection system normal operating conditions, when 10 voltage of battery is more than preset over-discharge voltage, overcharged voltage
When following, the control pin output that charge-discharge control unit 31 is connect with charge control metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor is high electric
Flat, charge control metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor grid (pole G) are high level, control charge control metal-oxide-semiconductor and control of discharge
Metal-oxide-semiconductor conducting, the charge and discharge of battery 10 can be all normally carried out.
When battery 10 is in charged state, when 10 voltage of battery is more than preset overcharged voltage, charge-discharge control unit 31
Control pin export low level, the grid (pole G) of charge control metal-oxide-semiconductor is low level, the shutdown of charge control metal-oxide-semiconductor, battery
10 stop charging.
When battery 10 is in discharge condition, when 10 voltage drop of battery is down to preset over-discharge voltage, charge and discharge control list
The control pin of member 31 exports low level, and the grid (pole G) of control of discharge metal-oxide-semiconductor is low level, and control of discharge metal-oxide-semiconductor turns off,
Battery 10 stops electric discharge.
Main control module 40 is as follows by the principle that third switching circuit unit 33 controls the charge and discharge of battery 10:
The control pin of main control module 40 exports high level, controls first switch tube and second switch conducting, charging control
The grid (pole G) of metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor processed is low level, and charge control metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor turn off,
Battery 10 disconnects, and operates without charge or discharge.
When the control pin of main control module 40 exports low level, control first switch tube and second switch shutdown, charging
The grid (pole G) for controlling metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor is high level, and charge control metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor are led
Logical, battery 10 accesses, and can carry out charge or discharge operation to battery 10.
Wherein, the first switch circuit unit 21 includes third switching tube.
Specifically, with reference to Fig. 3, detect the temperature of battery 10 lower than preset lowest temperature angle value in temperature detecting module 60
When, the control pin of main control module 40 exports high level, first switch tube and second switch conducting is controlled, to control charging
Metal-oxide-semiconductor and the shutdown of control of discharge metal-oxide-semiconductor are controlled, is stopped electrically operated to the progress charge and discharge of battery 10.Stop in 10 charge and discharge of battery
In the case of, the control pin of main control module 40 exports high level, the third switching tube conducting, and MPPT control unit 22 controls too
Positive energy plate 23 works, and is the heating of battery 10 by heating film 24, improves heating efficiency.In the feelings of battery protection system operation irregularity
Under condition, battery 10 that the signal processing circuit unit 52 of overtemperture control module 50 is detected according to the first temperature detecting unit 51
High temperature signal controls third switching tube and disconnects, and battery 10 is heated in the stopping of heating film 24.
Wherein, the charge and discharge of battery 10 can control charge control metal-oxide-semiconductor and control of discharge by charge-discharge control unit 31
The working condition of metal-oxide-semiconductor controls, alternatively, controlling the working condition of first switch tube and second switch by main control module 40
And then the working condition of control of discharge metal-oxide-semiconductor is controlled to control.Main control module 40 passes through first switch tube and second switch
The control of working condition and then the working condition of control control of discharge metal-oxide-semiconductor is prior to the control by charge-discharge control unit 31
System, facilitates the convenient switching of charge and discharge and the heating of battery 10.
In the present embodiment, that battery protection system operation irregularity includes main control module 40 is abnormal to the control of heating module 20,
60 operation irregularity of temperature detecting module, which leads to not for high temperature signal to be sent to the exception controls such as main control module 40, leads to heated mould
Block 20 carries out continuous heating to battery 10, causes 10 temperature of battery excessively high, leads to the operation irregularity of battery protection system.
In the present embodiment, the battery protection system further includes the overpressure protection mould connecting with main control module 40 and battery 10
Block 70.
Wherein, with reference to Fig. 8, the overpressure protection module 70 includes connecting and being used for battery 10 and main control module 40 respectively
Detect the voltage detection module 71 of 10 voltage of battery and the current detection module 72 for detecting 10 electric current of battery.Voltage detecting mould
Block 71 persistently detects the positive and negative pole tension of battery 10 and the voltage signal that will test is transmitted to main control module 40, current detecting mould
Block 72 persistently detects the electric current of the positive and negative anodes of detection battery 10 and the current signal that will test is transmitted to main control module 40, by leading
It controls module 40 and first switch tube and second switch is controlled according to the voltage signal and current signal of 10 positive and negative anodes of battery detected
The turn-on and turn-off of pipe to control the working condition of charge control metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor, and then control battery 10
Charge and discharge progress.
It should be understood that above embodiments are only to illustrate the technical solution of the utility model, it is rather than its limitations, right
For those skilled in the art, it can modify to technical solution illustrated in the above embodiments, or to part of skill
Art feature is equivalently replaced；And all such modifications and replacement, it all should belong to the protection of the appended claims for the utility model
Range.
Claims (9)
1. one kind can temperature controlled battery protection system, it is characterised in that: including battery, the heated mould for being heated for battery
Block, the charge-discharge modules being connect with battery, the main control module being connect respectively with heating module and charge-discharge modules, and with heating
The overtemperture control module of module connection, the overtemperture control module obtain battery temperature information and control the work shape of heating module
State.
2. battery protection system according to claim 1, it is characterised in that: the overtemperture control module includes for detecting
First temperature detecting unit of battery temperature, and the signal processing being connect respectively with the first temperature detecting unit and heating module
Circuit unit.
3. battery protection system according to claim 2, it is characterised in that: the heating module includes first switch electricity
Road unit, the signal processing circuit unit are opened according to first that the high temperature signal of the first temperature detecting unit disconnects heating module
Close circuit unit.
4. battery protection system according to claim 3, it is characterised in that: the heating module further includes that MPPT control is single
Member, the solar panels being connect with MPPT control unit, and connect respectively with battery, MPPT control unit and switching circuit unit
Heating film.
5. battery protection system according to claim 2, it is characterised in that: the battery protection system further includes and master control
The temperature detecting module of module connection, the temperature detecting module include detecting list for detecting the second temperature of battery temperature
Member, and the temperature collection circuit unit being connect respectively with second temperature detection unit and main control module.
6. battery protection system according to claim 1, it is characterised in that: the charge-discharge modules include charge and discharge control
Unit, the second switch circuit unit being connect respectively with battery and charge-discharge control unit, and respectively with main control module and
The third switching circuit unit of two switching circuit units connection.
7. battery protection system according to claim 6, it is characterised in that: the second switch circuit unit includes and fills
The charge control metal-oxide-semiconductor and control of discharge metal-oxide-semiconductor that control of discharge unit is connected with battery, the third switching circuit unit include
The first switch tube being connect respectively with main control module and charge control metal-oxide-semiconductor, and respectively with main control module and control of discharge MOS
The second switch of pipe connection.
8. battery protection system according to claim 1, it is characterised in that: the battery protection system further includes and master control
The overpressure protection module that module is connected with battery.
9. battery protection system according to claim 8, it is characterised in that: the overpressure protection module include respectively with electricity
Pond connects with main control module and is used to detect the voltage detection module of cell voltage and the current detecting for detecting battery current
Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920271174.XU CN209730112U (en) | 2019-03-04 | 2019-03-04 | One kind can temperature controlled battery protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920271174.XU CN209730112U (en) | 2019-03-04 | 2019-03-04 | One kind can temperature controlled battery protection system |
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| Publication Number | Publication Date |
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| CN209730112U true CN209730112U (en) | 2019-12-03 |
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ID=68684920
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920271174.XU Active CN209730112U (en) | 2019-03-04 | 2019-03-04 | One kind can temperature controlled battery protection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755689A (en) * | 2019-03-04 | 2019-05-14 | 深圳源创智能照明有限公司 | One kind can temperature controlled battery protection system |
-
2019
- 2019-03-04 CN CN201920271174.XU patent/CN209730112U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755689A (en) * | 2019-03-04 | 2019-05-14 | 深圳源创智能照明有限公司 | One kind can temperature controlled battery protection system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210222 Address after: 518000 Wutong street, Baoan District, Shenzhen, Guangdong, China. The 5 floor of 13A building, Taihua Indus Industrial Park Patentee after: Shenzhen Yuanyuan Intelligent Lighting Co.,Ltd. Address before: 518000 13A, 6-7F, Taihua Wutong Industrial Park, Baoan District Xixiang street, Shenzhen, Guangdong Patentee before: SOCREAT ELECTRONICS TECHNOLOGY Ltd. |
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| TR01 | Transfer of patent right |