CN206271841U - A kind of lithium battery pack intelligent thermal management device - Google Patents
A kind of lithium battery pack intelligent thermal management device Download PDFInfo
- Publication number
- CN206271841U CN206271841U CN201620955283.XU CN201620955283U CN206271841U CN 206271841 U CN206271841 U CN 206271841U CN 201620955283 U CN201620955283 U CN 201620955283U CN 206271841 U CN206271841 U CN 206271841U
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- CN
- China
- Prior art keywords
- lithium battery
- battery pack
- module
- thermal management
- central controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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 is related to a kind of lithium battery pack intelligent thermal management device, it is connected with the lithium battery pack module being made up of multiple cells, including central controller, temperature detecting module, thermal management module and display and setting module, the central controller, temperature detecting module, thermal management module is connected with lithium battery pack module respectively, the display is connected with setting module with central controller, the thermal management module includes heating unit and cooling unit, the heating unit includes heat driven circuit and the multiple heating plates being connected with heat driven circuit respectively, the multiple heating plate distribution is arranged between lithium battery pack module bottom and neighboring unit cell, the heat driven circuit is connected with central controller.Compared with prior art, the utility model has the advantages that the performance, the extension battery that improve battery.
Description
Technical field
The utility model is related to a kind of intelligent thermal management device, more particularly, to a kind of lithium battery pack intelligent thermal management dress
Put.
Background technology
When the problems such as soaring global energy safety, financial crisis, oil price and climate change is tackled, electric automobile by
Gradually one of important measures of these problems are solved as various countries.The quality of lithium battery performance directly determines the quality of electric automobile,
And the use of lithium battery, it is have certain environmental requirement.The use of lithium battery is relevant with the ambient temperature residing for it, especially
Its at low ambient temperatures, lithium battery interior is possible to that " crystallization " occurs, can not only make battery charging and discharging efficiency reduction, also
Battery may be directly damaged, the personal security of the lives and property is threaten.Accordingly, it would be desirable to designing one kind can improve battery performance, extension
The heat management device of battery.
Utility model content
The purpose of this utility model is exactly to provide a kind of battery temperature for the defect for overcoming above-mentioned prior art to exist
Lithium battery pack intelligent thermal management device more than control performance and efficiency high, function.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of lithium battery pack intelligent thermal management device, is connected with the lithium battery pack module being made up of multiple cells, bag
Include central controller, temperature detecting module, thermal management module and display and setting module, the central controller, temperature detection
Module, thermal management module are connected with lithium battery pack module respectively, and the display is connected with setting module with central controller, described
Thermal management module include heating unit and cooling unit, the heating unit include heat driven circuit and respectively with heat driven
Multiple heating plates of circuit connection, the distribution of the multiple heating plate be arranged at lithium battery pack module bottom and neighboring unit cell it
Between, the heat driven circuit is connected with central controller.
The heating plate is the heating plate with the selection of multiple gears.
Pad is provided with heat-conducting silica gel sheet between the heating plate and cell.
The cooling unit includes the cooling drive circuit, fan and the fin that are sequentially connected, and the fin is laid in
Lithium battery pack module bottom.
The temperature detecting module include be sequentially connected temperature sensor, signal adjustment circuit, signal amplification circuit and
A/D change-over circuits, the temperature sensor is connected with lithium battery pack module, and the A/D change-over circuits are connected with central controller.
The temperature sensor is provided with multiple, and distribution is arranged on the pole and housing of cell, positioned at the housing
On multiple temperature sensors into gradient set.
The display includes display and multiple buttons with touch function with setting module, and the multiple button includes
The heat button for stopping heating function, the setting opened the cooling button for stopping refrigerating function and set temperature limit is opened to press
Button.
The central controller is connected by CAN with vehicle management system.
The central controller is DSP TMS320F2812 controllers.
The lithium battery pack module, central controller, temperature detecting module and thermal management module are integrated in one.
Compared with prior art, the utility model can realize intelligent heating, radiating, powerful, with advantages below：
1) the utility model is provided with the heating unit and cooling unit being connected with central controller, can conveniently realize lithium electricity
The heating of Chi Bao, radiating control；
2) the utility model be provided with display and setting module, can show in real time lithium battery pack monomer maximum temperature,
Minimum temperature information, can set temperature limit parameter by display with setting unit；
3) the utility model heating plate is provided with multiple gear regulations, convenient that battery temperature is managed；
4) the utility model is provided with multiple buttons, while realizing automatically controlling, the convenient manual control heating of realization,
Radiating, improves the performance and efficiency of battery temperature control；
5) the utility model effectively by battery bag temperature control within zone of reasonableness, can improve the performance of battery, prolong
Battery long.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is particular hardware structural representation of the present utility model；
Fig. 3 is the set-up mode schematic diagram of the utility model heating plate；
Fig. 4 is the utility model cooling procedure schematic diagram；
Fig. 5 is heating cooling regulation process schematic of the present utility model.
Specific embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with the utility model
Implemented premised on technical scheme, given detailed implementation method and specific operating process, but guarantor of the present utility model
Shield scope is not limited to following embodiments.
As shown in Figure 1-2, the present embodiment provides a kind of lithium battery pack intelligent thermal management device, and by multiple cell groups
Into lithium battery pack module 1 connect, including central controller 2, temperature detecting module 3, thermal management module 4 and display with setting mould
Block 5, central controller 2, temperature detecting module 3, thermal management module 4 are connected with lithium battery pack module 1 respectively, show and setting mould
Block 5 is connected with central controller 2.Show and set with the parameter of 5 pairs of heating cooling procedures of setting module, central controller 2
Temperature detection result of the temperature detecting module 3 to lithium battery pack module 1 is received, according to the parameter start and stop thermal management module, control
The working condition of lithium battery pack module 1 processed.Lithium battery pack module, central controller, temperature detecting module and thermal management module collection
Into in one, it is integrated in battery bag.
Central controller (MCU) 2 is connected by CAN 7 with vehicle management system 9, and central controller 2 is DSP
TMS320F2812 controllers.
Thermal management module 4 includes heating unit 41 and cooling unit 42, and heating unit 41 includes the He of heat driven circuit 411
The multiple heating plates 412 being connected with heat driven circuit 411 respectively, as shown in figure 3, multiple distributions of heating plate 412 are arranged at lithium
Between the bottom of cell packet module 1 and neighboring unit cell, heat driven circuit 411 is connected with central controller 2.All heating plates
Used in parallel, pad is provided with heat-conducting silica gel sheet between heating plate 412 and cell.
Heating plate 412 is the heating plate with the selection of multiple gears, and the different heating power according to battery temperature is different, when
When temperature is well below Temp1, using power maximum, heating power middle gear is used when temperature is near Temp1, work as temperature
Using heating power deep low gear when degree is between Temp1~Temp2.Ensure in the case where temperature is very low, it is also possible to very
Battery bag is allowed to be heated to the temperature for needing in short time.
Cooling unit 42 includes the cooling drive circuit 421, fan 422 and the fin 423 that are sequentially connected, fin 423
The bottom of lithium battery pack module 1 is laid in, by the heat derives of lithium battery pack module to fan outlet position.It is illustrated in figure 4
The implementation of the present embodiment cooling unit, outside air, lithium battery pack module, fan, fin, air flow conduit are formed
Cooling loop.The heat of fin is flow to outside battery bag by blowing for fan, and then the relatively low gas of temperature returns to electricity
Pond bag is internal, constantly circulates this process, reaches the purpose of cooling.
Display includes display and multiple buttons with touch function with setting module 5, and multiple buttons are stopped including unlatching
The only heat button of heating function, unlatching stops the cooling button of refrigerating function and sets the settings button of temperature limit, display
Device uses LCDs.
Temperature detecting module 3 includes the temperature sensor 31, signal adjustment circuit 32, the signal amplification circuit 33 that are sequentially connected
With A/D change-over circuits 34, temperature sensor 31 is connected with lithium battery pack module 1, and A/D change-over circuits 34 connect with central controller 2
Connect.Temperature sensor 31 is provided with multiple, specific set location：A number of temperature sensor is placed on battery electrode column, electricity
Pond surface of shell should place a number of temperature sensor, and be placed on the temperature sensor on housing should be into certain ladder
Degree.Temperature sensor is used to gather the temperature of electric automobile lithium battery bag inside battery, the temperature signal of the temperature sensor
Output end is connected with the signal input part of signal adjustment circuit；The signal output termination signal amplification circuit of signal adjustment circuit,
The output of signal amplification circuit connects the input end of analog signal of A/D change-over circuits, and the digital signal output end of A/D change-over circuits connects
Dsp controller.
Because the temperature information of temperature sensor collection is analog signal and signal is very small, by signal-conditioning unit pair
Analog signal is amplified by amplifying circuit again after faint analog signal adjustment, then analog quantity enters A/D converter
The analog signal that signal input part will be detected is converted to data signal, is accessed by the digitized data-signal of A/D converter
In dsp controller, then the temperature information that all temperature sensors are collected is present in the memory of DSP.
The certain treatment carried out by dsp controller, the battery that displays temperature sensor is collected on LCDs
Temperature, by the judgement of dsp controller, the dsp controller output PWM letters in the case where heating or cooling conditions are met
Number, the port connects heating drive circuit and fan control drive circuit, and heating can be respectively controlled by controlling drive circuit
Plate carries out heating work and fan work, so as to reach the purpose of heating and radiating.
Be illustrated in figure 5 Li-ion batteries piles heat management device realize heating, cooling method software flow pattern, including with
Lower step：
Monomer maximum temperature, the minimum temperature information of lithium battery pack are gathered by temperature sensor, is sentenced by controller MCU
Whether disconnected lithium battery pack module temperature is less than the Temp1 for setting；If being less than the temperature, by controlling heating plate to lithium lithium
Cell packet module is heated.
When heating to a certain extent, judge whether lithium battery pack module temperature limits higher than the temperature for setting by DSP
Value Temp2；If being less than the temperature, with regard to being heated to lithium lithium battery pack module by heating plate；
If it is again higher than Temp2 that temperature is less than the temperature limit Temp3 for setting, then heater is controlled to stop heating.
Now battery meets the temperature conditionss of normal work, can carry out what the charge or discharge of battery was used.
If temperature is more than the temperature limit Temp3 for setting, now the temperature of battery is too high, then will be dissipated by fan
Heat on backing is distributed.
The above, is only the preferred embodiments of the present invention, and relevant staff can not depart from the utility model technology
On the premise of principle, simply improve and modification, these are improved and modification also should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of lithium battery pack intelligent thermal management device, is connected with the lithium battery pack module being made up of multiple cells, and it is special
Levy and be, including central controller, temperature detecting module, thermal management module and display and setting module, the central controller,
Temperature detecting module, thermal management module are connected with lithium battery pack module respectively, described to show and setting module and central controller
Connection, the thermal management module includes heating unit and cooling unit, and the heating unit includes heat driven circuit and difference
The multiple heating plates being connected with heat driven circuit, the multiple heating plate distribution is arranged at lithium battery pack module bottom and adjacent
Between cell, the heat driven circuit is connected with central controller.
2. lithium battery pack intelligent thermal management device according to claim 1, it is characterised in that the heating plate is with many
The heating plate of individual gear selection.
3. lithium battery pack intelligent thermal management device according to claim 1, it is characterised in that the heating plate and monomer electricity
Pad is provided with heat-conducting silica gel sheet between pond.
4. lithium battery pack intelligent thermal management device according to claim 1, it is characterised in that the cooling unit include according to
The cooling drive circuit of secondary connection, fan and fin, the fin are laid in lithium battery pack module bottom.
5. lithium battery pack intelligent thermal management device according to claim 1, it is characterised in that the temperature detecting module bag
Include temperature sensor, signal adjustment circuit, signal amplification circuit and the A/D change-over circuits being sequentially connected, the temperature sensor
It is connected with lithium battery pack module, the A/D change-over circuits are connected with central controller.
6. lithium battery pack intelligent thermal management device according to claim 5, it is characterised in that the temperature sensor is provided with
Multiple, distribution is arranged on the pole and housing of cell, and the multiple temperature sensors on the housing set into gradient
Put.
7. lithium battery pack intelligent thermal management device according to claim 1, it is characterised in that the display and setting module
Including display and multiple buttons with touch function, the multiple button includes that opening the heating for stopping heating function pressing
Button, the settings button for opening the cooling button and setting temperature limit for stopping refrigerating function.
8. lithium battery pack intelligent thermal management device according to claim 1, it is characterised in that the central controller passes through
CAN is connected with vehicle management system.
9. lithium battery pack intelligent thermal management device according to claim 1, it is characterised in that the central controller is
DSP TMS320F2812 controllers.
10. lithium battery pack intelligent thermal management device according to claim 1, it is characterised in that the lithium battery pack module,
Central controller, temperature detecting module and thermal management module are integrated in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620955283.XU CN206271841U (en) | 2016-08-26 | 2016-08-26 | A kind of lithium battery pack intelligent thermal management device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620955283.XU CN206271841U (en) | 2016-08-26 | 2016-08-26 | A kind of lithium battery pack intelligent thermal management device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206271841U true CN206271841U (en) | 2017-06-20 |
Family
ID=59036912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620955283.XU Expired - Fee Related CN206271841U (en) | 2016-08-26 | 2016-08-26 | A kind of lithium battery pack intelligent thermal management device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206271841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186306A (en) * | 2020-10-13 | 2021-01-05 | 湖北亿纬动力有限公司 | Heating method and heating device of battery system |
| US20220077712A1 (en) * | 2020-09-08 | 2022-03-10 | Southwest Research Institute | Fast Charging for Lithium-Ion Batteries Using Pulse Width Modulated Charging and Cooling |
-
2016
- 2016-08-26 CN CN201620955283.XU patent/CN206271841U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220077712A1 (en) * | 2020-09-08 | 2022-03-10 | Southwest Research Institute | Fast Charging for Lithium-Ion Batteries Using Pulse Width Modulated Charging and Cooling |
| US11646597B2 (en) * | 2020-09-08 | 2023-05-09 | Southwest Research Institute | Fast charging for lithium-ion batteries using pulse width modulated charging and cooling |
| CN112186306A (en) * | 2020-10-13 | 2021-01-05 | 湖北亿纬动力有限公司 | Heating method and heating device of battery system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20170620 Termination date: 20190826 |