CN209374619U - Automobile batteries heat management system with bending thermal balance heat pipe - Google Patents
Automobile batteries heat management system with bending thermal balance heat pipe Download PDFInfo
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- CN209374619U CN209374619U CN201821688763.XU CN201821688763U CN209374619U CN 209374619 U CN209374619 U CN 209374619U CN 201821688763 U CN201821688763 U CN 201821688763U CN 209374619 U CN209374619 U CN 209374619U
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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 relates to a kind of automobile batteries heat management systems with bending thermal balance heat pipe, the output end of temperature sensor is connected with battery electrode temperature collecting module, RISC circuit control system is connect with battery electrode temperature collecting module, RISC circuit control system is also connect with heating TEC module and refrigeration TEC module, thermal balance heat pipe is encapsulated in inside temperature-uniforming plate, thermal balance heat pipe is equipped with several, each thermal balance heat pipe is in horizontal U-shaped structure, first thermal balance heat pipe is close to the edge of temperature-uniforming plate, second thermal balance heat pipe is adjacent with the first thermal balance heat pipe and on the inside of the first thermal balance heat pipe, heat conducting heat-pipe head end is connected with temperature-uniforming plate, thermally conductive heat pipe end is connected with energy-storage units, heat conducting heat-pipe middle section is connected with heating TEC module and refrigeration TEC module；The utility model can solve prior art control complexity, and battery temperature controls the poor problem of consistency.
Description
Technical field
The utility model relates to a kind of New-energy electric vehicles.More particularly to a kind of automobile with bending thermal balance heat pipe
Battery thermal management system.
Background technique
The major function of new energy car battery heat management includes: effectively to be dropped when battery temperature is higher to it
Temperature prevents battery temperature is excessively high from leading to thermal runaway；It is heated when battery temperature is lower, increase battery temperature, guarantee electricity
The charging of pond at low temperature, discharge performance and safety；Reduce the temperature difference between battery cell, keeps battery cell work temperature
The consistency of degree prevents the cell decay at temperature higher position too fast, promotes the bulk life time of battery pack.
According to the difference of heat-conduction medium, the heat management type of cooling of new energy car battery mainly has: 1 > natural heat dissipation；
2 > air blast cooling；3 > liquid cooling；4 > direct-cooled；5 > phase-change material.The new energy car battery type of cooling is mainly with air hot pipe at present
Based on reason and liquid cooling heat management.Phase-change material thermal management technology is at present also in the small-scale exploratory stage.
Cooling System in air hot pipe reason system is influenced by environmental temperature, can only be suitable in outdoor environment temperature
Preferably in the case where to battery carry out natural heat dissipation, be both unable to satisfy calorific value it is biggish when effective heat dissipation, also cannot achieve
Battery is heated in the environment of cold snap, the scope of application is limited.System is managed using the air hot pipe of mounted air conditioner system
It needs to realize with whole-vehicle air-conditioner system and integrate, need to arrange refrigerant tubing and cooling water pipeline, and need to design ventilation wind
Road carries out Homogeneouslly-radiating to battery pack using cold air, and ventilation unit needs to occupy biggish solid space, squeezes the peace of battery
Fill space；Therefore the cold and hot management system occupied space of air-conditioner wind is larger, smaller than volume energy density.Air hot pipe reason system simultaneously
There is also battery case internal temperature uniformities to be difficult to control for system, and battery case Seal Design is difficult, dust-proof, waterproof effect is poor lacks
Point.The design of liquid cooling heat management system is complicated, needs to arrange liquid cooling pipeline, bulky, and pipe arrangement is complicated, at high cost；It needs
Increase water tank and water pump, water tank weight is beaten, occupied space is larger.And the insulating liquid that liquid cooling system uses when directly contacting is viscous
It spends larger, is not easy to flow, limits its heat-transfer effect；The liquid medium insulating properties that indirect contact liquid cooling heat management system uses
It is poor, once leakage is easy for leading to short circuit.
Utility model content
The purpose of the utility model is to provide a kind of automobile batteries heat management systems with bending thermal balance heat pipe, are applicable in
Temperature range is larger, and occupancy solid space is smaller, and battery case Seal Design is compact, simply, easy for installation, dust-proof, waterproof effect
Preferably, heat-transfer effect is good, can solve prior art control complexity, and battery temperature controls the poor problem of consistency；
In order to achieve the above object, the utility model has following technical solution:
A kind of automobile batteries heat management system with bending thermal balance heat pipe of the utility model, including battery case, position
Power battery module in battery box body further includes heating TEC module, TEC module of freezing, RISC circuit control system,
Battery electrode temperature collecting module, temperature sensor, thermal balance heat pipe, heat conducting heat-pipe, energy-storage units, the temperature sensor
Output end be connected with battery electrode temperature collecting module, temperature sensor is located near battery modules, RISC circuit control system
System is connect with battery electrode temperature collecting module, and RISC circuit control system also connects with heating TEC module and refrigeration TEC module
It connects, thermal balance heat pipe is encapsulated in inside temperature-uniforming plate, and thermal balance heat pipe is equipped with several, and each thermal balance heat pipe is in horizontal U-shaped
Structure, for the first thermal balance heat pipe close to the edge of temperature-uniforming plate, the second thermal balance heat pipe is adjacent with the first thermal balance heat pipe and
On the inside of one thermal balance heat pipe, n-th thermal balance heat pipe is adjacent with the N-1 thermal balance heat pipe and in the N-1 thermal balance heat pipe
Inside, the first thermal balance heat pipe diameter are greater than the diameter of the second thermal balance heat pipe, and the diameter of n-th thermal balance heat pipe is greater than
The diameter of the N-1 thermal balance heat pipe；Heat conducting heat-pipe head end is connected with temperature-uniforming plate, thermally conductive heat pipe end and energy-storage units phase
Even, heat conducting heat-pipe middle section is connected with heating TEC module and refrigeration TEC module；By heat conducting heat-pipe heat derives
To the outside of battery case, solves the heat dissipation problem of confined space inside battery case；The heating TEC module, which is powered, generates heat
Amount, heats battery case, and refrigeration TEC module, which is powered, absorbs heat, freezes to battery case.
Wherein, the RISC circuit control system includes single-chip microcontroller, switch element driving and control module, DC/DC transformation
Device, single-chip microcontroller are connect with battery electrode temperature collecting module, switch element driving and control module respectively, and battery electrode temperature is adopted
Collection module is connected with temperature sensor, and the output end of switch element driving and control module passes through DC/DC converter and heating
TEC module is connected with refrigeration TEC module.
Wherein, further include temperature-uniforming plate in the battery case, heating TEC module and refrigeration TEC module, heating TEC module and
Refrigeration TEC module includes several components in parallel, and the heating TEC module and refrigeration TEC module are located at the one of battery case
Side, heating TEC module and refrigeration TEC module are powered by battery modules, and temperature-uniforming plate is located at the top of battery modules, passes through heat transfer
Heat pipe is connected with heating TEC module with refrigeration TEC module and energy-storage units.
Wherein, the battery case is provided with multiple logical in a side for being equipped with heating TEC module and TEC module of freezing
Hole, one side and heating TEC module and refrigeration TEC module are provided with thermal insulation layer.
Wherein, insulating heat-conductive silicagel pad is provided between the temperature-uniforming plate and battery modules；Heat TEC module and refrigeration
Heat conductive silica gel is provided between TEC module and radiator fan；Sealing is set between the side plate and heat conducting heat-pipe of the battery case
Washer.
Wherein, the energy-storage units side is provided with multiple through-holes, and heat conducting heat-pipe is connected by through-hole with energy-storage module, stores up
It can unit side and the effective sealing ring sealing of thermally conductive heat.
Wherein, the energy-storage units are including being a closed metal case, the water and second two of perfusion volume 1:1 in metal cabinet
The mixed solution of alcohol；When the temperature of battery modules increases, heat is first imported energy-storage units by heat conducting heat-pipe, by energy storage list
Liquid absorption heat in member, is stored in energy-storage units, battery work cannot be maintained to set when energy-storage units absorb heat
Working range when, starting refrigeration TEC module freeze.
Due to taking above technical scheme, utility model has the advantages that
Applicable temperature range is larger, and occupancy solid space is smaller, and battery case Seal Design is compact, simply, easy for installation, prevents
Dirt, waterproof effect are preferable, and heat-transfer effect is good, and it is complicated to can solve prior art control, and consistency is poor asks for battery temperature control
Topic.
Detailed description of the invention
Fig. 1 is the schematic diagram of the circuit control system of the utility model；
Fig. 2 is the schematic diagram of the utility model structure of controlling temperature；
Fig. 3 is the enlarged diagram of the utility model temperature-uniforming plate internal structure；
Fig. 4 is the schematic diagram of thermally conductive insulating layer；
Fig. 5 is the control flow chart of the utility model.
In figure: 1, battery case；2, temperature-uniforming plate；3, heat conducting heat-pipe；4, TEC module；5, energy-storage units；6, inside temperature-uniforming plate
Cross-section structure；7, thermal balance heat pipe；8, battery modules；9, heat conductive insulating silica gel.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Referring to Fig. 1-5, a kind of automobile batteries heat management system with bending thermal balance heat pipe of the utility model, including
Battery case, the power battery module in battery box body further include heating TEC module, TEC module of freezing, RISC circuit
Control system, battery electrode temperature collecting module, temperature sensor, thermal balance heat pipe, heat conducting heat-pipe, energy-storage units are described
The output end of temperature sensor is connected with battery electrode temperature collecting module, and temperature sensor is located near battery modules, RISC
Circuit control system is connect with battery electrode temperature collecting module, RISC circuit control system also with heating TEC module and refrigeration
The connection of TEC module, thermal balance heat pipe are encapsulated in inside temperature-uniforming plate, and thermal balance heat pipe is equipped with several, and each thermal balance heat pipe is in
Horizontal U-shaped structure, the first thermal balance heat pipe is close to the edge of temperature-uniforming plate, the second thermal balance heat pipe and the first thermal balance heat pipe phase
Adjacent and on the inside of the first thermal balance heat pipe, n-th thermal balance heat pipe is adjacent with the N-1 thermal balance heat pipe and hot at the N-1
It balances on the inside of heat pipe, the first thermal balance heat pipe diameter is greater than the diameter of the second thermal balance heat pipe, n-th thermal balance heat pipe
Diameter is greater than the diameter of the N-1 thermal balance heat pipe；Heat conducting heat-pipe head end is connected with temperature-uniforming plate, thermally conductive heat pipe end and storage
Energy unit is connected, and heat conducting heat-pipe middle section is connected with heating TEC module and refrigeration TEC module；Pass through heat conducting heat-pipe handle
Heat derives solve the heat dissipation problem of confined space inside battery case to the outside of battery case；The heating TEC module is powered
Heat is generated, battery case is heated, refrigeration TEC module, which is powered, absorbs heat, freezes to battery case.
Wherein, the RISC circuit control system includes single-chip microcontroller, switch element driving and control module, DC/DC transformation
Device, single-chip microcontroller are connect with battery electrode temperature collecting module, switch element driving and control module respectively, and battery electrode temperature is adopted
Collection module is connected with temperature sensor, and the output end of switch element driving and control module passes through DC/DC converter and heating
TEC module is connected with refrigeration TEC module.
It further include temperature-uniforming plate in the battery case, heating TEC module and refrigeration TEC module heat TEC module and refrigeration
TEC module includes several components in parallel, and the heating TEC module and TEC module of freezing are located at the side of battery case, add
Hot TEC module and refrigeration TEC module are powered by battery modules, and temperature-uniforming plate is located at the top of battery modules, passes through heat conducting heat-pipe
It is connected with heating TEC module with refrigeration TEC module and energy-storage units.
The battery case is provided with multiple through-holes in a side for being equipped with heating TEC module and TEC module of freezing, described
One side and heating TEC module and refrigeration TEC module are provided with thermal insulation layer.
Insulating heat-conductive silicagel pad is provided between the temperature-uniforming plate and battery modules；Heat TEC module and refrigeration TEC module
Heat conductive silica gel is provided between radiator fan；Seal washer is set between the side plate and heat conducting heat-pipe of the battery case.
The energy-storage units side is provided with multiple through-holes, and heat conducting heat-pipe is connected by through-hole with energy-storage module, energy storage list
First side and the effective sealing ring of thermally conductive heat seal.
Wherein, the energy-storage units are including being a closed metal case, the water and second two of perfusion volume 1:1 in metal cabinet
The mixed solution of alcohol；When the temperature of battery modules increases, heat is first imported energy-storage units by heat conducting heat-pipe, by energy storage list
Liquid absorption heat in member, is stored in energy-storage units, battery work cannot be maintained to set when energy-storage units absorb heat
Working range when, starting refrigeration TEC module freeze.
The course of work of the utility model:
(1) operating temperature range Tl~Th of battery modules is set；
(2) collected battery modules operating temperature electric signal is sent to RISC circuit by battery electrode temperature collecting module
Control system after RISC circuit control system handles signal, exports control instruction to switch element according to processing result
Driving and control module, if the battery modules operating temperature detected is opened not in the setting working range of power battery module
Element driving and control module are closed according to the order-driven DC/DC convertor controls of RISC circuit control system refrigeration TEC module
Freezed or heat the heating of TEC module, if the power battery operating temperature detected in the working range of setting, judges
Whether heating TEC module and refrigeration TEC module work, if heating TEC module and refrigeration TEC module are working, RISC circuit
Control system output heating TEC module and refrigeration TEC module from service instruction, if heating TEC module and refrigeration TEC module are not
It is working, RISC circuit control system does not export operational order then；
Wherein, further there are also following steps:
If when work temperature > Th of battery modules, RISC circuit control system issues TEC modular refrigeration and instructs to switch
Element driving and control module, switch element driving and control module driving DC/DC converter control TEC module are freezed；
If when work temperature < Tl of battery modules, RISC circuit control system issues heating TEC module heating instructions and gives
Switch element driving and control module, switch element driving and control module driving DC/DC converter control TEC module are added
Heat；
If when the operating temperature (Tl+Th) of battery modules/2- △ t < T < (Tl+Th)/2+ △ t, RISC circuit control system
Judge to heat TEC module and whether TEC module of freezing works, if heating TEC module and refrigeration TEC module are working, exports
The operational order of TEC module and the TEC module from service that freezes is heated, if heating TEC module and refrigeration TEC module be not in work
Make, does not then export operational order；T is the operating temperature of battery modules, and Tl, Th are the operating temperature of the battery modules of setting, △ t
For environment temperature；
When battery modules do not work at low ambient temperatures, RISC circuit control system issues heating TEC module heating instructions
To switch element driving and control module, switch element driving and control module driving DC/DC converter control heating TEC module
It is heated, heating and thermal insulation is carried out to battery modules；
Wherein, further there are also following steps:
In the step (1), the refrigeration voltage Vl of switch element driving and control module control refrigeration TEC module, control
Heat the heating voltage Vh of TEC module；
In the step (2), when battery electrode temperature collecting module detects work temperature > Th of battery modules, system
The input voltage regulation of cold TEC module is at refrigeration voltage Vl；
When battery electrode temperature collecting module detects work temperature < Tl of battery modules, the defeated of TEC module is heated
Enter voltage and is adjusted to heating voltage Vh；
In step (1) and step (2), as the work temperature of battery modules > Tk+ △ t, heat conducting heat-pipe handle automatically
Heat is transmitted in energy-storage units, slows down raised temperature when battery modules work；
In step (1) and step (2), as the work temperature of battery modules > Tk- △ t, heat conducting heat-pipe stops work
Make, temperature is too low when preventing battery modules from working；
T is the operating temperature of battery modules, and Tk is that the heat that the operating temperature of battery modules is run conducts critical value, △ t
For environment temperature.
The single-chip microcontroller is atmel corp's production, model AVR32；Battery electrode temperature collecting module uses OMEGA
The SA1XL series of company's production；Temperature sensor: using the production of OMEGA company, model SA1XL-K-SRTC.DC/DC turns
Parallel operation is PWM DC/DC converter, the URF48_QB-200WR3 200W large power supply mould produced using Jin Shengyang company
Block；Switch element driving and control module are using the production of roc power prestige electronics, model PZ150-110S05-L.
The temperature-uniforming plate uses aluminium sheet, and aluminium sheet is embedded to share the thermal balance heat pipe flat in thermally equilibrated semi-circular；Samming
Plate have good heating conduction, can quickly Assimilation and conductivity battery modules generate heat, quickly to battery modules into dissipate
Heat；The heat of thermal balance heat pipe energy Fast-Balance temperature-uniforming plate different zones eliminates the temperature difference of temperature-uniforming plate each region.
TEC module: semiconductor cooler (ThermoelectricCooler) is imitated using the Peltier of semiconductor material
Made of answering.So-called Peltier effect refers to that, when the galvanic couple that DC current is made up of two kinds of semiconductor materials, one end is inhaled
The phenomenon that heat, one end heat release；TEC includes some p-types and N-type to (group), they are connected together by electrode, and are clipped in two
Between ceramic electrode；When there is electric current to flow through from TEC, the heat that electric current generates can pass to the other side from the side of TEC, in TEC
Upper generation " heat " side and " cold " side, here it is the heating of TEC and refrigeration principles.The utility model passes through RISC circuit control system
Change TEC polarity and achieves that the refrigeration to TEC and the conversion of heating.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.Here all embodiments can not be exhaustive.
It is all to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
The column of protection scope.
Claims (5)
1. a kind of automobile batteries heat management system with bending thermal balance heat pipe, including battery case, are located in battery box body
Power battery module, it is characterised in that: further include heating TEC module, freeze TEC module, RISC circuit control system, battery
Electrode temperature acquisition module, temperature sensor, thermal balance heat pipe, heat conducting heat-pipe, energy-storage units, the temperature sensor it is defeated
Outlet is connected with battery electrode temperature collecting module, and temperature sensor is located near battery modules, RISC circuit control system with
The connection of battery electrode temperature collecting module, RISC circuit control system are also connect with heating TEC module and refrigeration TEC module, heat
Balance heat pipe is encapsulated in inside temperature-uniforming plate, and thermal balance heat pipe is equipped with several, and each thermal balance heat pipe is in horizontal U-shaped structure,
For first thermal balance heat pipe close to the edge of temperature-uniforming plate, the second thermal balance heat pipe is adjacent with the first thermal balance heat pipe and flat in the first heat
It weighs on the inside of heat pipe, n-th thermal balance heat pipe is adjacent with the N-1 thermal balance heat pipe and on the inside of the N-1 thermal balance heat pipe, institute
The diameter that the first thermal balance heat pipe diameter is greater than the second thermal balance heat pipe is stated, the diameter of n-th thermal balance heat pipe is greater than N-1
The diameter of thermal balance heat pipe；Heat conducting heat-pipe head end is connected with temperature-uniforming plate, and thermally conductive heat pipe end is connected with energy-storage units, and heat passes
Heat conducting pipe middle section is connected with heating TEC module and refrigeration TEC module；By heat conducting heat-pipe heat derives to battery case
Outside, solve the heat dissipation problem of confined space inside battery case；The heating TEC module, which is powered, generates heat, to battery
Case is heated, and refrigeration TEC module, which is powered, absorbs heat, is freezed to battery case；
It further include temperature-uniforming plate in the battery case, heating TEC module and refrigeration TEC module heat TEC module and refrigeration TEC mould
Block includes several components in parallel, and the heating TEC module and TEC module of freezing are located at the side of battery case, heat TEC
Module and refrigeration TEC module are powered by battery modules, and temperature-uniforming plate is located at the top of battery modules, passes through heat conducting heat-pipe and heating
TEC module is connected with refrigeration TEC module and energy-storage units.
2. a kind of automobile batteries heat management system with bending thermal balance heat pipe as described in claim 1, it is characterised in that:
The RISC circuit control system includes single-chip microcontroller, switch element driving and control module, DC/DC converter, single-chip microcontroller difference
It is connect with battery electrode temperature collecting module, switch element driving and control module, battery electrode temperature collecting module and temperature
Sensor is connected, and the output end of switch element driving and control module passes through DC/DC converter and heating TEC module and refrigeration
TEC module is connected.
3. a kind of automobile batteries heat management system with bending thermal balance heat pipe as described in claim 1, it is characterised in that:
The battery case is provided with multiple through-holes, one side in a side for being equipped with heating TEC module and TEC module of freezing
Heating TEC module and refrigeration TEC module are provided with thermal insulation layer.
4. a kind of automobile batteries heat management system with bending thermal balance heat pipe as described in claim 1, it is characterised in that:
Insulating heat-conductive silicagel pad is provided between the temperature-uniforming plate and battery modules；Heat TEC module and refrigeration TEC module and radiation air
Heat conductive silica gel is provided between fan；Seal washer is set between the side plate and heat conducting heat-pipe of the battery case.
5. a kind of automobile batteries heat management system with bending thermal balance heat pipe as described in claim 1, it is characterised in that:
The energy-storage units side is provided with multiple through-holes, and heat conducting heat-pipe is connected by through-hole with energy-storage module, energy-storage units side and
The effective sealing ring sealing of thermally conductive heat.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821688763.XU CN209374619U (en) | 2018-10-18 | 2018-10-18 | Automobile batteries heat management system with bending thermal balance heat pipe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821688763.XU CN209374619U (en) | 2018-10-18 | 2018-10-18 | Automobile batteries heat management system with bending thermal balance heat pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301390A (en) * | 2018-10-18 | 2019-02-01 | 瞿志刚 | Automobile batteries heat management system and control method with bending thermal balance heat pipe |
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2018
- 2018-10-18 CN CN201821688763.XU patent/CN209374619U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301390A (en) * | 2018-10-18 | 2019-02-01 | 瞿志刚 | Automobile batteries heat management system and control method with bending thermal balance heat pipe |
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