CN203351712U - Power battery thermal management system based on sintering heat pipes - Google Patents
Power battery thermal management system based on sintering heat pipes Download PDFInfo
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- CN203351712U CN203351712U CN201320431060XU CN201320431060U CN203351712U CN 203351712 U CN203351712 U CN 203351712U CN 201320431060X U CN201320431060X U CN 201320431060XU CN 201320431060 U CN201320431060 U CN 201320431060U CN 203351712 U CN203351712 U CN 203351712U
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- heat pipe
- management system
- thermal management
- battery
- modular tank
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- 238000005245 sintering Methods 0.000 title abstract 4
- 239000000178 monomer Substances 0.000 claims abstract description 19
- 238000001704 evaporation Methods 0.000 claims abstract description 14
- 210000004027 cell Anatomy 0.000 claims description 35
- 238000009833 condensation Methods 0.000 claims description 18
- 230000005494 condensation Effects 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 14
- 230000008020 evaporation Effects 0.000 claims description 12
- 239000012782 phase change material Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 abstract description 5
- 238000004064 recycling Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 239000007767 bonding agent Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
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- 239000000843 powder Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000003981 vehicle Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910018095 Ni-MH Inorganic materials 0.000 description 1
- 229910018477 Ni—MH Inorganic materials 0.000 description 1
- 241000519996 Teucrium chamaedrys Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 239000000446 fuel Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003094 microcapsule Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002088 nanocapsule Substances 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
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- Secondary Cells (AREA)
Abstract
The utility model discloses a power battery thermal management system based on sintering heat pipes. The power battery thermal management system comprises a module tank body and a module tank body cap, wherein at least two battery pack monomer shells are arranged in the module tank body, more than two battery module packs formed by series connection or parallel connection of battery monomers are arranged in each battery pack monomer shell, wherein sintering heat pipes in a row are arranged between each two battery monomers, the sintering heat pipe is provided with an evaporating end and a condensing end, the evaporating end is arranged on the surface of the battery monomer, and the condensing end extends out of the surface of the battery monomer. The power battery thermal management system disclosed by the utility model has the characteristics of large heat release amount, high radiation efficiency and simple processing, and is capable of effectively solving technical problems of radiating at high temperature, heating for heat insulation at low temperature and recycling of the heat of the power battery.
Description
Technical field
The utility model relates to a kind of power battery thermal management system, relates in particular to a kind of power battery thermal management system based on sintered heat pipe.
Background technology
Along with becoming increasingly conspicuous of the problems such as energy crisis and environmental pollution; and countries in the world are to the continuous intensification of energy-saving and emission-reduction and environmental protection understanding, the electrical equipments such as the electric automobile that relies on electrokinetic cell to drive and hybrid vehicle must become the trend that clean energy resource develops.Especially electric automobile, provide power by electrokinetic cell, and non-pollutant discharge has more economy than fuel vehicle simultaneously, caused worldwide generally attention.Due to electrokinetic cell in charge and discharge process, inner chemical reaction complexity, especially in large scale and heavy-current discharge process, inside battery produces rapidly a large amount of heat, the accumulation of heat must cause that battery temperature raises, and then battery performance is descended, the phenomenon such as leakage even may occur, exit, smolder, when serious, battery occurs acutely burn and blast, and affects vehicle performance.Therefore, electrokinetic cell is seriously restricting the development of electric automobile etc.
In recent years, the active demand of battery thermal management has caused the concern of many electric automobile production firms and battery manufacturers, and at present, on market, electrokinetic cell generally all adopts the simplest cooling air mode, seldom adopts other the type of cooling.The Chinese utility model patent that the patent No. is ZL200920055746.7 and ZL200920060473.5 discloses two kinds of power battery devices with phase-change material and high efficiency and heat radiation, two kinds of modes all have certain thermal management effect, but the heat of the former phase-change material is only by Battery case plate and extraneous exchange, and latter's processing and fabricating is cumbersome.Publication number CN201646430U discloses a kind of Vehicular battery radiating module, heat production mechanism when this module radiating device runner does not consider that electrokinetic cell discharges and recharges, and radiating effect is preferential, and reckons without the recycling of heat.Publication number CN201421869 discloses a kind of battery heat dissipation device that comprises radiator, thermoelectric element and heat pipe, this the device in heat pipe used inserted mode with host rack, contact, thermal resistance is larger, and heat-sinking capability is preferential, does not consider that equally battery heat production characteristic and heat recycle.
The utility model content
By Given this, the purpose of this utility model is to provide a kind of power battery thermal management system based on sintered heat pipe, have that heat dissipation capacity is large, radiating efficiency is high, process simple characteristics, can solve efficiently the technical problem that the heat radiation of electrokinetic cell high temperature, low-temperature heat insulation and heat recycle.
To achieve these goals, the utility model is by the following technical solutions:
A kind of power battery thermal management system based on sintered heat pipe, comprise modular tank, modular tank top cover, be placed with at least two batteries monomer housings in modular tank, in each batteries monomer housing, be provided with more than two by battery cell series winding or the group of battery modules formed in parallel, wherein, be provided with and be the sintered heat pipe of arranging shape between described every two battery cells, described sintered heat pipe is divided into evaporation ends and condensation end, described evaporation ends is located at the battery cell surface, and described condensation end stretches out outside the battery cell surface.
As preferably, described modular tank inner bottom part is provided with the projection of self-contained battery group monomer housing.
As preferably, described modular tank top cover is porous flat plate or solid seal plate.
As preferably, described evaporation ends is bonding by heat-conducting plate and battery cell surface.
As preferably, the condensation end at described modular tank two ends stretches out the modular tank outside.
As preferably, the described sintered heat pipe of arranging shape that is, be spaced apart and increased gradually or diminish gradually by an end to the sequence between the other end.
As preferably, the sintered heat pipe of described sintered heat pipe for being made by high heat-conducting copper material or light high heat conducting aluminium.
As preferably, be provided with liquid or solid phase-change material packed layer in described modular tank.
As preferably, described modular tank top cover and modular tank are the solid flat board of sealing, and described modular tank offers fluid intake and fluid issuing.
The beneficial effects of the utility model are:
The utility model is by the ingenious combination of various heat pipes especially sintered heat pipe and battery, the battery heat is delivered in the environment outside battery body and goes by sintered heat pipe etc., wherein sintered heat pipe or other heat pipe are all according to the lack of uniformity appropriate design of battery heat production, there is heat dissipation capacity large, radiating efficiency is high, process the advantages such as simple, can solve efficiently electrokinetic cell high temperature heat radiation, low-temperature heat insulation and heat and the variety of issue such as recycle.
It is that solid or liquid etc. are selected the processing and fabricatings such as solid flat board or porous flat plate that modular tank of the present utility model can be filled according to inside, and simultaneously, the projection of modular tank bottom etc. can form with the modular tank monoblock cast, can fastening battery simple in structure again.The condensation end of sintered heat pipe can be selected to be wrapped in modular tank inside or stretch out modular tank according to body structure, and group of battery modules integral heat sink function can be complementary with the car load design.
The utlity model has efficient, energy-saving and environmental protection, simple in structure, cost is low, easy for installation, stable and reliable, the advantages such as functional diversities.Without external force or under without additional battery power consumption, various charge status, electrokinetic cell is carried out to the High Efficiency Thermal management, comprise heat radiation, heating, working temperature control, recycling residual heat etc., be applicable to the electrical equipment that various dependence electrokinetic cells drive, there are wide market prospects.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereinafter, or can from practice of the present utility model, be instructed.Target of the present utility model and other advantages can realize and obtain by specifically noted structure in following specification or accompanying drawing.
The accompanying drawing explanation
The structural representation that Fig. 1 is the power battery thermal management system of the utility model based on sintered heat pipe;
The plan structure schematic diagram of Fig. 2 Fig. 1;
Plan structure schematic diagram when Fig. 3 is the utility model employing porous flat plate top cover of box;
Fig. 4 is the structural representation of the utility model batteries monomer housing and group of battery modules;
Fig. 5 is the sintered heat pipe structural representation of the utility model battery cell surface placement;
Fig. 6 is the utility model sintered heat pipe structural representation.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, preferred embodiment of the present utility model is described in detail.
As shown in Figure 1 and Figure 2, native system comprises modular tank 4, modular tank top cover 2, be placed with at least two batteries monomer housings 6 in modular tank 4, be placed with the group of battery modules consisted of battery cell 1 series winding or parallel connection more than at least two in each batteries monomer housing 6, the surface distributed of described every battery cell 1 has the sintered heat pipe 3 of row's shape.As shown in Figure 5, sintered heat pipe 3 is divided into evaporation ends 8 and condensation end 9, evaporation ends 8 and battery cell 1 surface laminating, and condensation end 9 stretches out outside battery cell 1 surface.During for the non-heat transfer free convection of condensation end, batteries monomer housing 6 as shown in Figure 2 can be set.Native system is in the situation that, without extra power, transfer of heat battery cell produced by sintered heat pipe 3, in the cell module outer portion environment, is carried out efficient heat management to battery.
Shown in Fig. 2, battery cell 1 can adopt all types such as lead-acid battery, Ni-MH battery, lithium ion battery that battery and the electrokinetic cell of heat generation are arranged in charge and discharge process; Batteries monomer housing 6 works to separate evaporation ends 8 and the condensation end 9 of sintered heat pipe 3, avoids the condensation end heat disturbance.
As shown in Figure 1, the inner bottom part of modular tank 4 is provided with projection 5, plays the effect of fastening group of battery modules.This projection 5 can be that a monoblock cast forms with modular tank 4, also is separable into different bulks, according to size specific design and the installation of modular tank 4 integral body.
As shown in Figure 2 and Figure 4, described evaporation ends 8 is bonding with heat-conducting plate, then directly contacts battery cell 1 surface, bonding with battery cell 1 surface by fill the heat-conductive bonding agent 7 with high thermal conductivity coefficient in contact site.Heat-conductive bonding agent 7 and heat-conducting plate play fixedly sintered heat pipe 3 and increase battery cell 1 and sintered heat pipe 3 contacts area.Heat-conductive bonding agent with high thermal conductivity coefficient comprises customary insulation and nonisulated heat-conductive bonding agent and adds the various rank particles of metal nano level micron order or the powder such as copper nanoparticles at these heat-conductive bonding agents; or add carbon nano-tube, graphite etc. nonmetal to be the various rank particles of high heat conducting nano level micron order or powder, to be prepared into the heat-conductive bonding agent with high thermal conductivity coefficient.
As shown in Fig. 1, Fig. 5, Fig. 6, be provided with liquid or solid phase-change material packed layer in modular tank 4, can in modular tank 4, be filled with the liquid or solid phase-change material, comprise: liquid, the paste materials of water and wherein adulterate microcapsules, nano capsule phase change material, and paraffin, the phase-change materials such as various solid-liquids based on paraffin; By each class I liquid I in modular tank 4 interior fillings or all kinds of phase-change material neither endothermic nor exothermic, under the various charge status of battery cell 1, maintain its suitable temperature range, comprise heating under low temperature and insulation etc.; The evaporation ends 8 of sintered heat pipe 3 directly contacts the heat contacted with each class I liquid I or all kinds of phase-change material the battery generation and recycles, and comprises for the HVAC in electric automobile or hybrid electric vehicle compartment, cogeneration etc.While being filled with the liquid or solid phase-change material in modular tank, the top cover of modular tank and modular tank are the solid flat board of sealing, and modular tank offers fluid intake and fluid issuing.
As shown in Figure 3, the top cover of box 2 of described modular tank 4 is porous flat plate.But can adopt solid seal plate according to technological requirement.While adopting solid flat board, for the battery recycling residual heat; While adopting porous flat plate, in conjunction with group of battery modules installation site in electrical equipment, for relying on various fluids, accelerate the heat management system of heat radiation; If modular tank and modular tank top cover combine by porous flat plate, be applicable to the environment that various heat dissipation environments are especially had relatively high expectations to heat radiation.
As shown in Figure 5, according to the unbalanced characteristic of heat production of battery cell especially large scale battery, 3 two sections of sintered heat pipe are upwards folding, and condensation segment is by gravity gravity condensing reflux.For the obvious battery of both positive and negative polarity heat distributional difference, sintered heat pipe 3 can be increased gradually or diminish gradually by an end to the sequence interval between the other end, is depth-graded and distributes, and at the minimizing consumptive material, meets radiating requirements simultaneously.Sintered heat pipe 3 is made by high heat-conducting copper material or light high heat conducting aluminium.Heat pipe the arrangement mode of battery surface according to different batteries but thermal characteristics and arrange or arrange.
The extended batteries monomer of the condensation end at batteries monomer two ends outside, the condensation end 9 that stretches out battery cell can design and rely on running car is horizontal the plunderring of air and the effect of enhance heat.During battery charging and discharging, the evaporation ends 8 of sintered heat pipe 3 absorbs the heat that battery produces, by condensation end 9, heat is emitted, for enhance heat, the condensation end 9 that is positioned at modular tank 4 two ends can be through the outside of modular tank 4, and, when top cover of box 2 and modular tank 4 are porous flat plate and form, utilize that the air in advancing such as electric automobile is horizontal plunders condensation end 9 accelerated heat transmission.In hot environment, its heat can be used for the cogeneration midget plant; In low temperature environment, it is the carriage of electric automobile heating that its heat can be used as the auxiliary heating measure.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, other modifications that those of ordinary skills make the technical solution of the utility model or be equal to replacement, only otherwise break away from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of claim scope of the present utility model.
Claims (9)
1. the power battery thermal management system based on sintered heat pipe, comprise modular tank, modular tank top cover, be placed with at least two batteries monomer housings in modular tank, in each batteries monomer housing, be provided with more than two by battery cell series winding or the group of battery modules formed in parallel, it is characterized in that: between described every two battery cells, be provided with and be the sintered heat pipe of arranging shape, described sintered heat pipe is divided into evaporation ends and condensation end, described evaporation ends is located at the battery cell surface, and described condensation end stretches out outside the battery cell surface.
2. a kind of power battery thermal management system based on sintered heat pipe according to claim 1, it is characterized in that: described modular tank inner bottom part is provided with the projection of self-contained battery group monomer housing.
3. a kind of power battery thermal management system based on sintered heat pipe according to claim 1, it is characterized in that: described modular tank top cover is porous flat plate or solid seal plate.
4. a kind of power battery thermal management system based on sintered heat pipe according to claim 1, it is characterized in that: described evaporation ends is bonding by heat-conducting plate and battery cell surface.
5. a kind of power battery thermal management system based on sintered heat pipe according to claim 1, it is characterized in that: the condensation end at described modular tank two ends stretches out the modular tank outside.
6. a kind of power battery thermal management system based on sintered heat pipe according to claim 1 is characterized in that: the described sintered heat pipe of arranging shape that is is spaced apart and is increased gradually or diminish gradually by an end to the sequence between the other end.
7. a kind of power battery thermal management system based on sintered heat pipe according to claim 1, is characterized in that: the sintered heat pipe of described sintered heat pipe for being made by high heat-conducting copper material or light high heat conducting aluminium.
8. a kind of power battery thermal management system based on sintered heat pipe according to claim 1, is characterized in that: be provided with liquid or solid phase-change material packed layer in described modular tank.
9. a kind of power battery thermal management system based on sintered heat pipe according to claim 8, it is characterized in that: the top cover of described modular tank and modular tank are the solid flat board of sealing, and described modular tank offers fluid intake and fluid issuing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320431060XU CN203351712U (en) | 2013-07-18 | 2013-07-18 | Power battery thermal management system based on sintering heat pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320431060XU CN203351712U (en) | 2013-07-18 | 2013-07-18 | Power battery thermal management system based on sintering heat pipes |
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| Publication Number | Publication Date |
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| CN203351712U true CN203351712U (en) | 2013-12-18 |
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| CN201320431060XU Expired - Lifetime CN203351712U (en) | 2013-07-18 | 2013-07-18 | Power battery thermal management system based on sintering heat pipes |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367836A (en) * | 2013-07-18 | 2013-10-23 | 三门峡速达交通节能科技股份有限公司 | Power battery thermal management system based on sintered heat pipes |
| CN103762396A (en) * | 2014-01-02 | 2014-04-30 | 中国矿业大学 | Battery heat management system based on pulsating heat pipes |
| CN104538704A (en) * | 2014-12-31 | 2015-04-22 | 上海鹰峰电子科技有限公司 | Composite superconducting plate heat pipe power battery heat management system |
| CN104654655A (en) * | 2015-02-03 | 2015-05-27 | 青岛海尔股份有限公司 | Sintering heat tube and semiconductor refrigeration refrigerator with same |
| CN108293277A (en) * | 2015-11-30 | 2018-07-17 | 兰西蓄能简易股份有限公司 | It include the heating equipment of the battery for storing electric energy |
| CN108493515A (en) * | 2018-05-28 | 2018-09-04 | 吉林大学 | The blocky direct-cooled non-interior stream heat management structure of battery packet |
| US10374272B1 (en) | 2015-11-04 | 2019-08-06 | Boston Dynamics, Inc. | Battery thermal management system |
-
2013
- 2013-07-18 CN CN201320431060XU patent/CN203351712U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367836A (en) * | 2013-07-18 | 2013-10-23 | 三门峡速达交通节能科技股份有限公司 | Power battery thermal management system based on sintered heat pipes |
| CN103762396A (en) * | 2014-01-02 | 2014-04-30 | 中国矿业大学 | Battery heat management system based on pulsating heat pipes |
| CN103762396B (en) * | 2014-01-02 | 2015-12-02 | 中国矿业大学 | A kind of battery thermal management system based on pulsating heat pipe |
| CN104538704A (en) * | 2014-12-31 | 2015-04-22 | 上海鹰峰电子科技有限公司 | Composite superconducting plate heat pipe power battery heat management system |
| CN104654655A (en) * | 2015-02-03 | 2015-05-27 | 青岛海尔股份有限公司 | Sintering heat tube and semiconductor refrigeration refrigerator with same |
| CN104654655B (en) * | 2015-02-03 | 2016-11-23 | 青岛海尔股份有限公司 | Sintered heat pipe and there is its semiconductor freezer |
| US10374272B1 (en) | 2015-11-04 | 2019-08-06 | Boston Dynamics, Inc. | Battery thermal management system |
| US11121421B2 (en) | 2015-11-04 | 2021-09-14 | Boston Dynamics, Inc. | Battery thermal management system |
| CN108293277A (en) * | 2015-11-30 | 2018-07-17 | 兰西蓄能简易股份有限公司 | It include the heating equipment of the battery for storing electric energy |
| CN108493515A (en) * | 2018-05-28 | 2018-09-04 | 吉林大学 | The blocky direct-cooled non-interior stream heat management structure of battery packet |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |