CN106571499A - Thermal management system and method of cuboid battery pack - Google Patents
Thermal management system and method of cuboid battery pack Download PDFInfo
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- CN106571499A CN106571499A CN201510646598.6A CN201510646598A CN106571499A CN 106571499 A CN106571499 A CN 106571499A CN 201510646598 A CN201510646598 A CN 201510646598A CN 106571499 A CN106571499 A CN 106571499A
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- heat pipe
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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 invention relates to a thermal management system and a method of a cuboid battery pack. The thermal management system comprises a micro heat pipe array plate, a heat exchanger component, and a heat source; in heat radiation, an evaporation section of the micro heat pipe array plate is designed to attach to a battery panel surface of the cuboid battery pack, a condensation section of the micro heat pipe array plate is designed to stretch out the side surface of the cuboid battery pack; the heat exchanger component is arranged on the condensation section of the micro heat pipe array plate, heat pipe effect is achieved after absorption of heat energy of the cuboid battery pack by the evaporation section of the micro heat pipe array plate, and heat exchange with the outside environment is realized via the condensation section of the micro heat pipe array plate; in preheating, the heat source is arranged on the evaporation section of the micro heat pipe array plate, the condensation section of the micro heat pipe array plate is designed to attach to the battery panel surface of the cuboid battery pack, heat pipe effect is achieved after absorption of heat energy of the heat source by the evaporation section of the micro heat pipe array plate, and heat release to the cuboid battery pack is realized via the condensation section of the micro heat pipe array plate. According to the thermal management system, combination of heat dissipation and heating functions is realized, and heat exchange efficiency is increased.
Description
Technical field
The present invention relates to thermal management technology field, particularly a kind of heat management system that micro heat pipe array plate is used for cuboid set of cells
System and method.
Background technology
Electric automobile using on-vehicle battery (accumulator/lithium battery) as power with its low stain, will be saved as the future of auto industry
The about advantage such as the energy, thermal efficiency height is paid attention to and is developed.Electric automobile replaces the conventional fossil fuels such as oil to make using electric energy
It is the long time plan for being adapted to solve future transportation means of transport field with obvious environment-friendly advantage for power.On-vehicle battery is made
For the key technology of electric powered motor, during high current charge-discharge, on-vehicle battery inside can gather substantial amounts of heat, if hot
Amount is excluded not in time, and battery temperature is drastically raised, particularly large-capacity battery pack, and usual thermal discharge is higher and due to meeting energy
The needs of density be more easy to accumulate heat, so as to cause thermal runaway, further bring battery release gas, smolder, the consequence of leakage,
Can possibly even cause battery to burn, on the contrary on-vehicle battery in the low temperature environment when, may shorten life-span, decrease fills
Discharge capability, its operating temperature range is generally required and is maintained at 0～45 DEG C, therefore its heat management problems etc. become restriction electric automobile
The key factor of development.Existing heat management system is direct air-cooled generally using each battery cell, or battery pack housing
The structure such as liquid is cold, not only inefficient, uniform temperature is bad, and system structure is excessively huge, complicated and high cost, in addition, passing
System heating system is typically directly heated or to battery pack housing indirectly heat using electric hot plate or electric heating film, is not simply failed to and is dissipated
Hot systems are unified, and the efficiency of heating surface is low, the time is long, and has larger security risk.Therefore the radiating of conventional batteries and its battery bag with
Heating system practical application is very limited and practical function is poor.Due to a series of problems, such as waterproof and dustproof, anti-condensation,
Battery case body needs totally-enclosed, it is therefore desirable to a kind of compact and effective radiating mode；Additionally, existing on-vehicle battery heat management
System cannot be realized preheating on-vehicle battery under cold district or cold snap in the case where the restriction of volume and cost is not increased
Function.
The content of the invention
Radiating effect for the presence of existing on-vehicle battery heat management system of the invention is poor, battery uniform temperature is poor, anti-thermal runaway energy
Power is weak, high temperature radiating mutual with low-temperature heating system independently (i.e. dual system), larger system bulk structure and high cost and battery
The low problem of case degree of protection, there is provided a kind of heat management system of new cuboid set of cells, by micro heat pipe array plate and efficiently
Heat exchange element rapidly and efficiently exchanges heat with cuboid battery, it is ensured that the high efficiency and heat radiation of cuboid battery, battery temperature are uniform and same
The efficient low-temperature heat functions of Shi Shixian, while the heat management system volume compact, lightweight, low cost, battery case body can
To realize high-grade protection.The invention further relates to a kind of thermal management algorithm for cuboid set of cells.
Technical scheme is as follows：
A kind of heat management system for cuboid set of cells, it is characterised in that including micro heat pipe array plate, heat exchange element and heat
Source, the micro heat pipe array plate is the micro heat pipe array being arranged side by side with two or more in its of metal material Jing extrusion moldings
Platy structure, the equivalent diameter of each micro heat pipe is 0.2mm-2.5mm in the micro heat pipe array,
When radiating for cuboid set of cells, the evaporator section of the micro heat pipe array plate is affixed with the battery plate face of cuboid set of cells
Close, the condensation segment of the micro heat pipe array plate extend out to the lateral outer of the cuboid set of cells, and the heat exchange element is arranged on
On the condensation segment of the micro heat pipe array plate, the evaporator section of the micro heat pipe array plate absorbs and occur after cuboid set of cells heat energy heat
Tube effect is again by the condensation segment of micro heat pipe array plate by heat exchange element and extraneous heat exchange；
When preheating for cuboid set of cells, the thermal source is arranged on the evaporator section of micro heat pipe array plate, the micro heat pipe array plate
Condensation segment fit with the battery plate face of cuboid set of cells, the evaporator section of the micro heat pipe array plate is absorbed after the heat energy of thermal source
There is heat pipe effect again by the condensation segment heat release of micro heat pipe array plate to cuboid set of cells.
The evaporator section of the micro heat pipe array plate fitted with the battery plate face of cuboid set of cells when radiating for cuboid set of cells is i.e.
It is the condensation segment of the micro heat pipe array plate fitted with the battery plate face of cuboid set of cells when preheating for cuboid set of cells and is
The interlude of micro heat pipe array plate, the two ends of the micro heat pipe array plate extend out to the lateral outer of the cuboid set of cells,
One end of the micro heat pipe array plate arranges thermal source, and the other end arranges heat exchange element.
The thermal source is the fluid media (medium) pipeline of electrical heating elements or heating, and the electrical heating elements are resistance wire or electric heating film,
The resistance wire or electric heating film are arranged on one end of micro heat pipe array plate；
And/or, the heat exchange element is heat sink or heat exchanger；
And/or, it is provided with capillary structure in the inwall of each micro heat pipe in the micro heat pipe array plate.
The micro heat pipe array plate outside is provided with one or more flutings, the fluting along the pipe range direction parallel to micro heat pipe array
Separate with micro heat pipe array, the thermal source is resistance wire, and the resistance wire is arranged in fluting.
Also include thermotransport passage, one end that the thermotransport passage is provided with heat exchange element with micro heat pipe array plate communicates, described
Heat exchange element is arranged along thermotransport channel direction；When radiating for cuboid set of cells, the evaporator section of the micro heat pipe array plate is inhaled
Receive and heat pipe effect occurs again by the condensation segment of micro heat pipe array plate by heat exchange element heat exchange and by hot defeated after cuboid set of cells heat energy
Wan access is discharged.
The thermotransport passage is ventilating duct, when radiating for cuboid set of cells, transporting cold wind in the ventilating duct；For length
When cube set of cells is preheated, heat air delivery in the ventilating duct.
When radiating for cuboid set of cells, the evaporator section two sides of the micro heat pipe array plate are directly or indirectly fitted in respectively adjacent
In the battery plate face of two cuboid batteries；The micro heat pipe array plate is inclined upwardly setting, and the micro heat pipe array plate is provided with
Height of the height of one end of heat exchange element higher than the part that micro heat pipe array plate fits with the battery plate face of cuboid set of cells.
The thickness of the micro heat pipe array plate is 1.2mm-3.0mm, is filled between the micro heat pipe array plate and cuboid set of cells
There is heat-conducting medium, heat-conducting medium is filled between the micro heat pipe array plate and heat exchange element；
And/or, when being provided with capillary structure in the inwall of each micro heat pipe, the capillary structure is the inwall in each micro heat pipe
Middle setting possess augmentation of heat transfer effect micro- wing or along micro heat pipe length direction trend indent microflute, the size of micro- wing and
Structure is suitable for forming the capillary slot along micro heat pipe length direction trend with slight fever inside pipe wall.
A kind of thermal management algorithm for cuboid set of cells, it is characterised in that by micro heat pipe array plate and cuboid set of cells
Exchanged heat, the micro heat pipe array plate is the micro heat pipe being arranged side by side with two or more in its of metal material Jing extrusion moldings
The platy structure of array, the equivalent diameter of each micro heat pipe is 0.2mm-2.5mm in the micro heat pipe array；For cuboid battery
Group radiating when, the evaporator section of micro heat pipe array plate is fitted with the battery plate face of cuboid set of cells, micro heat pipe array plate it is cold
Solidifying section extend out to the lateral outer of the cuboid set of cells, and heat exchange element is arranged on the condensation segment of micro heat pipe array plate, institute
There is heat pipe effect again by the condensation segment of micro heat pipe array plate after the evaporator section absorption cuboid set of cells heat energy for stating micro heat pipe array plate
By heat exchange element and extraneous heat exchange；When preheating for cuboid set of cells, the evaporation of micro heat pipe array plate is arranged on using thermal source
Section, the condensation segment of micro heat pipe array plate is fitted with the battery plate face of cuboid set of cells, the evaporation of the micro heat pipe array plate
There is heat pipe effect again by the condensation segment heat release of micro heat pipe array plate to the cuboid set of cells after the heat energy of section absorption thermal source.
For electrical heating elements, the electrical heating elements for adopting are resistance wire or electric heating film to the thermal source for adopting, by micro heat pipe array plate
Two ends extend out to the lateral outer of the cuboid set of cells, one end of micro heat pipe array plate is arranged into heat exchange element, it is another
End winding resistance wire or electric heating film, the interlude of micro heat pipe array plate fit with the battery plate face of cuboid set of cells be both
The evaporator section of micro heat pipe array plate when radiating for cuboid set of cells is again the micro heat pipe array when preheating for cuboid set of cells
The condensation segment of plate；
Or, the thermal source for adopting is for electrical heating elements, the electrical heating elements are resistance wire, on micro heat pipe array plate along parallel to
The pipe range direction of micro heat pipe array arranges one or more flutings, and the fluting is separate with micro heat pipe array, and resistance wire is set
It is placed in fluting.
Micro heat pipe array plate is provided with into one end connection ventilating duct of heat exchange element, plenum chamber is set in the lower section of ventilating duct, will be changed
Thermal element is arranged along ventilating duct direction, and when radiating for cuboid set of cells, plenum chamber is to ventilating duct transporting cold wind；For rectangular
When body set of cells is preheated, plenum chamber is to ventilating duct heat air delivery.
The evaporator section two sides of micro heat pipe array plate are directly or indirectly fitted in into respectively adjacent two when radiating for cuboid set of cells
In the battery plate face of individual cuboid battery, and by micro heat pipe array plate be inclined upwardly setting and angle of inclination is not more than 10 °, make micro-
Heat pipe array plate is provided with what the height of heat sink one end fitted higher than micro heat pipe array plate and the battery plate face of cuboid set of cells
Partial height；The thickness of the micro heat pipe array plate is 1.2mm-3.0mm.
The technique effect of the present invention is as follows：
The present invention relates to a kind of heat management system that can be used for electric vehicle-mounted cuboid set of cells, realizes to cuboid set of cells
Radiating and the heat management for preheating are adjusted, the micro heat pipe array plate, heat exchange element and thermal source including the work that cooperates.The management system
System is arranged in the battery plate face of each cuboid battery of cuboid set of cells using new micro heat pipe array plate and is exchanged heat, micro-
Heat pipe array plate is the platy structure of the micro heat pipe array being arranged side by side with two or more in its of metal material Jing extrusion moldings,
The equivalent diameter of each micro heat pipe is 0.2mm-2.5mm in the micro heat pipe array, and the micro heat pipe array plate of ad hoc structure is for electricity
Motor-car carries the unique design of the confined space of the battery case body of cuboid set of cells, and the micro heat pipe array plate of the structure can be with length
The contact of cube set of cells maximum area to be exchanged heat, with heat transfer efficiency height, compact conformation, lightweight, noiseless, nothing
The advantage of drive disk assembly, micro heat pipe array plate can be with level, battery plate face that is vertical or being arranged at cuboid battery in any way
On, above-mentioned set-up mode is not limited to, the set-up mode that this is not limited can be selected according to practical situations, and can be with
Numbers and arrangement mode are arranged using the different of multiple micro heat pipe array plates according to practical situations, to adapt to specific heat dissipation capacity
The demand of (target temperature) and airspace.When radiating for cuboid set of cells, the evaporator section and length of micro heat pipe array plate
The battery plate face of cube set of cells fits, and the condensation segment of micro heat pipe array plate extend out to the lateral outer of the cuboid set of cells,
Heat exchange element is arranged on the condensation segment of the micro heat pipe array plate, and the evaporator section of micro heat pipe array plate can in a large number absorb cuboid
, there is heat pipe effect in set of cells heat energy, then cold by the condensation segment of micro heat pipe array plate in each micro heat pipe with micro heat pipe array
Solidifying heat release, because the heat that condensation segment setting heat exchange element therefore condensation segment discharge passes through for example heat sink heat exchange element or heat exchanger and the external world
Heat exchange, the on-vehicle battery group needs for overcoming prior art are directly a series of with what fluid media (medium) (water or air) heat exchange brought
Problem, effectively increases radiating efficiency, effect and secure package, with reference to the heat exchange arranged on the condensation segment of micro heat pipe array plate
Element optimizes heat management system to strengthen radiating, further.When preheating for cuboid set of cells, thermal source such as electrical heating elements set
The evaporator section in micro heat pipe array plate is put, the condensation segment of micro heat pipe array plate fits with the battery plate face of cuboid set of cells, micro-
There is heat pipe effect again by micro heat pipe in micro heat pipe array intralaminar part after the heat energy of the evaporator section absorption electrical heating elements of heat pipe array plate
The condensation segment heat release of array board, due to the condensation segment of micro heat pipe array plate and connecing for the battery plate face maximum area of cuboid set of cells
Touch, therefore can realize that large area exchanges heat, the heat of micro heat pipe array plate condensation release rapidly and efficiently reaches cuboid set of cells, can be with
Realize in vehicle launch to the uniform pre-warmed function of on-vehicle battery group, it is ensured that battery-efficient runs.The heat management system of the invention
System integrates radiating and heating function, and in radiating, electrical heating elements do not start work, are by abiogenous heat pipe effect
Can reach required radiating effect；Start electrical heating elements in heating, reach with reference to the abiogenous heat pipe effect of micro heat pipe array plate
To required pre-heat effect.Can realize being radiated in the case of a high temperature using the system, be heated at low temperatures, protect
Demonstrate,prove vehicle-mounted cuboid battery pack temperature uniformly, without the need for additionally arranging the adnexaes such as heat exchanger, pipeline in air cooling system, without
Need to consume a large amount of electric energy in liquid cooling system, while the problems such as avoiding maintenance, change inconvenience etc., also without extra using refrigeration
Agent, reduces system cost.
Heat management system proposed by the present invention, can conveniently realize on-vehicle battery group, micro heat pipe array plate and battery case body
Partial installation, you can with respectively by on-vehicle battery group and micro heat pipe array plate, on-vehicle battery group and battery case body and slight fever
Pipe array board is assembled with battery case body, is that the design of on-vehicle battery heat management system splitization provides the foundation.The present invention is carried
The heat management system for going out has integral structure, and simple structure, volume compact improve radiating efficiency and effect；Easy to use,
Easy to install and dismounting, with low cost, battery case body is capable of achieving high-grade protection, except the height managed in on-vehicle battery High Efficiency Thermal
Outside effect is used, can have and more be widely applied scope.
Heat management system proposed by the present invention, can directly be fitted in the side of cuboid battery using the evaporator section of micro heat pipe array plate
Structure on face (or perhaps battery plate face), overcome prior art on-vehicle battery group need with fluid media (medium) (water or
Air) the poor shortcoming of the poorly efficient fruit of direct heat transfer efficiency, interface contact resistance is reduced, improve interfacial contact area so that car
Carry battery and can reach preferable exothermic temperature in the short period of time, and can ensure that on-vehicle battery temperature is uniform；More preferably may be used
To be directly or indirectly fitted in the battery plate face of two neighboring cuboid battery respectively using the evaporator section two sides of micro heat pipe array plate
On, further increase radiating contact area, radiating efficiency and effect are improved, the usage quantity of micro heat pipe array plate is reduced, tighten
System bulk, the narrow confined space being more suitable in battery pack box body, reduces system cost.
Heat management system proposed by the present invention, when set of cells is placed upwards i.e. electrode is above when, micro heat pipe array plate can be adopted
Be inclined upwardly setting, i.e., be arranged on cuboid electricity with the angle of certain such as 10 ° or so most preferably 5 ° or so of acclivitous angle
In the battery plate face in pond, the liquid of condensation segment regelation of micro heat pipe array plate is caused using gravitational effect and capillary effect more
The evaporator section of micro heat pipe array plate is rapidly flow back into again, the heat that on-vehicle battery group can be produced when so circulating in high temperature rapidly
Amount continuously quickly takes away and heat is quickly introduced into on-vehicle battery group in low temperature so that on-vehicle battery is when shorter
It is interior to can reach preferable exothermic temperature, and can ensure that on-vehicle battery temperature is uniform.
Heat management system proposed by the present invention, can be aerated process, using forced convertion using thermotransport passage such as ventilating duct
Heat transfer technology reinforcing micro heat pipe array plate heat transfer, when radiating for cuboid set of cells, can be conveyed cold using plenum chamber to ventilating duct
Wind, the heat that most at last heat exchange element is distributed takes away cuboid set of cells；Additionally, being made by changing plenum chamber wind pushing temperature parameter
It send hot blast to ventilating duct, you can to realize that on-vehicle battery group is preheated, further increase the efficiency of heat management system.
The micro heat pipe array plate that heat management system proposed by the present invention is adopted for metal material Jing extrusion moldings with two and more than
The slab construction of the micro heat pipe array being arranged side by side, each micro heat pipe closed at both ends and its interior filling liquid working medium, self-assembling formation heat pipe
Effect, the micro heat pipe array plate processing technology of the structure is simple, has the advantages that heat transfer efficiency is high, while evaporator section has comparing
Big heat-absorbent surface, can further improve the efficiency and heat transfer efficiency for absorbing on-vehicle battery heat.For in on-vehicle battery group casing
Structure, the equivalent diameter for arranging micro heat pipe is 0.2mm-2.5mm, and the thickness of micro heat pipe array plate is 1.2mm-3.0mm, i.e.,
Be provided with the scope of the equivalent diameter of single micro heat pipe, namely further define the overall thermotransport ability of micro heat pipe array plate with
And internal bearing capacity；Using micro heat pipe array plate there is the micro heat pipe array that is arranged side by side of two and two or more, each slight fever
Heat pipe effect can independently occur in pipe, even if the damage of a certain micro heat pipe does not interfere with other micro heat pipe normal works yet, meanwhile,
Micro heat pipe array can be while collaborative work, significantly improves heat exchange efficiency, additionally, can be provided with augmentation of heat transfer in each micro heat pipe
Micro- wing (to form capillary slot) or indent microflute so that no matter the unit steam circulation of evaporator section or condensation segment dissipates
Heat energy power is greatly strengthened, with the heat-transfer effect that conventional heat pipe is incomparable.
The invention further relates to a kind of thermal management algorithm for electric vehicle-mounted cuboid set of cells, relative with above-mentioned heat management system
Should, exchanged heat using the micro heat pipe array plate and cuboid set of cells of ad hoc structure, it is the radiating of cuboid set of cells in high temperature
When, the evaporator section of micro heat pipe array plate is fitted with the battery plate face of cuboid set of cells, the condensation segment of micro heat pipe array plate is stretched
Go out to the lateral outer of the cuboid set of cells, and heat exchange element is set on the condensation segment of micro heat pipe array plate, the slight fever
The evaporator section of pipe array board absorbs and occur after cuboid set of cells heat energy heat pipe effect condensation segment again by micro heat pipe array plate by changing
Thermal element and extraneous heat exchange；In low temperature, when being that cuboid set of cells is preheated, using thermal source such as electrical heating elements slight fever is arranged on
The evaporator section of pipe array board, the condensation segment of micro heat pipe array plate is fitted with the battery plate face of cuboid set of cells, the slight fever
There is heat pipe effect again by the condensation segment heat release of micro heat pipe array plate to cuboid after the heat energy of the evaporator section absorption thermal source of pipe array board
Set of cells.Thermal management algorithm proposed by the present invention can realize that on-vehicle battery can reach in the short period of time preferable exothermic temperature,
And can ensure that on-vehicle battery temperature is uniform, heat transfer efficiency is high, effect is good, it is easy to wide popularization and application.
Description of the drawings
Fig. 1 a, Fig. 1 b, Fig. 1 c and Fig. 1 d are respectively the present invention for the four of the heat management system of electric vehicle-mounted cuboid set of cells
Plant preferred embodiment structural representation.
Fig. 2 is the schematic top plan view of Fig. 1 a or Fig. 1 b or Fig. 1 c or Fig. 1 d.
Fig. 3 a, Fig. 3 b, Fig. 3 c and Fig. 3 d are respectively the present invention for the another of the heat management system of electric vehicle-mounted cuboid set of cells
Four kinds of preferred embodiment structural representations, Fig. 3 e regard partial enlarged drawing for the right side of Fig. 3 a or Fig. 3 b or Fig. 3 c or Fig. 3 d.
Fig. 4 is that the present invention arranges schematic diagram for the ventilating duct of the heat management system of electric vehicle-mounted cuboid set of cells.
Each label lists as follows in figure：
1- cuboids battery/cuboid set of cells；2- is the evaporator section of micro heat pipe array plate when cuboid set of cells radiates；3
- for cuboid set of cells radiate when micro heat pipe array plate condensation segment；4- is heat sink；5- ventilating ducts；6- plenum chambers；7-
Resistance wire.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention will be described.
A kind of heat management system for electric vehicle-mounted cuboid set of cells according to the present invention, including micro heat pipe array plate, heat exchange
Element (preferably can be heat sink or heat exchanger) and thermal source, wherein, thermal source can be the fluid media (medium) of electrical heating elements or heating
(can be hot fluid medium such as hot-air or hot liquid of the temperature higher than battery temperature) pipeline, electrical heating elements can be electricity
Resistance silk or electric heating film；Micro heat pipe array plate for metal material Jing extrusion moldings its in two or more be arranged side by side it is micro-
The platy structure of heat pipe array, the equivalent diameter of each micro heat pipe is 0.2mm-2.5mm in the micro heat pipe array, for cuboid it is electric
When pond group radiates, the evaporator section of micro heat pipe array plate fits with the battery plate face of cuboid set of cells, micro heat pipe array plate it is cold
Solidifying section extend out to the lateral outer of cuboid set of cells, and heat exchange element is arranged on the condensation segment of micro heat pipe array plate, micro heat pipe battle array
The evaporator section of strake absorbs and heat pipe effect occurs again by the condensation segment of micro heat pipe array plate by the unit that exchanges heat after cuboid set of cells heat energy
Part and extraneous heat exchange；When preheating for cuboid set of cells, thermal source is arranged on the evaporator section of micro heat pipe array plate, micro heat pipe array
The condensation segment of plate fits with the battery plate face of cuboid set of cells, sends out after the heat energy of the evaporator section absorption thermal source of micro heat pipe array plate
Heat tube effect is again by the condensation segment heat release of micro heat pipe array plate to cuboid set of cells.
Fig. 1 a are structural representation of the present invention for the first embodiment of the heat management system of electric vehicle-mounted cuboid set of cells 1
Figure, including micro heat pipe array plate (condensation segment of evaporator section and micro heat pipe array plate including micro heat pipe array plate), heat sink 4 (change
One kind of thermal element, usually miniature fin) and resistance wire 7.As shown in Figure 1a, the embodiment arranges a micro heat pipe battle array
Strake and for cuboid set of cells radiating 1 when micro heat pipe array plate evaporator section 2 be directly or indirectly fitted in cuboid battery 1
Battery plate face on, the directly laminating is that the evaporator section 2 of micro heat pipe array plate is directly tight with the battery plate face of cuboid battery 1
Closely connected conjunction, the indirect laminating will can be filled out between the evaporator section 2 of micro heat pipe array plate and the battery plate face of cuboid battery 1
Heat-conducting medium such as heatproof heat conductive silica gel is filled so that the evaporator section 2 of micro heat pipe array plate and the battery plate face of cuboid battery 1 are indirect
It is brought into close contact, both direct or indirect laminatings are arranged and enhance cooling surface contacts, and the condensation segment 3 of micro heat pipe array plate stretches out
To the lateral outer of cuboid set of cells 1, as shown in Figure 2 heat sink 4 are arranged on the condensation segment 3 of micro heat pipe array plate to strengthen
Radiating, heat sink 4 can be easily achieved using welding fabrication or extrusion molding, process is simple, heat sink 4 with micro heat pipe array plate
Heat-conducting medium such as heat conductive silica gel or heatproof silicone grease can be filled between condensation segment 3 so that both be brought into close contact, realize maximum area
Contact.When radiating for cuboid set of cells, the micro heat pipe array plate of the battery plate face of cuboid set of cells 1 is fitted tightly over
Evaporator section 2 is absorbed after the charge and discharge electric heating measuring of cuboid set of cells 1, and evaporation gasification further occurs in each micro heat pipe of micro heat pipe array
Heat pipe effect, then exchanged heat with extraneous by heat sink 4 by the condensation segment 3 of micro heat pipe array plate.The embodiment is also provided with such as Fig. 1 a
The resistance wire 7 (i.e. preferred electrical heating elements) of shown one end for being wrapped in micro heat pipe array plate, is dissipating for cuboid set of cells
Resistance wire 7 does not start work when hot.When preheating for cuboid set of cells, resistance wire 7 starts work, and now resistance wire 7 sets
Put the evaporator section (i.e. micro heat pipe array plate is not provided with heat sink 4 one end) in micro heat pipe array plate, the condensation segment of micro heat pipe array plate
(evaporator section 2 of micro heat pipe array plate when radiating) fits with the battery plate face of cuboid set of cells 1, micro heat pipe array plate
Evaporator section absorption resistance silk 7 heat energy after occur heat pipe effect, then by micro heat pipe array plate condensation segment (i.e. radiate when slight fever
The evaporator section 2 of pipe array board) heat release is to cuboid set of cells 1.Further illustrate, when radiating for cuboid set of cells 1 and length
The evaporator section 2 of the micro heat pipe array plate that the battery plate face of cube set of cells 1 fits be when preheating for cuboid set of cells and
The condensation segment of the micro heat pipe array plate that the battery plate face of cuboid set of cells 1 fits and for the interlude of micro heat pipe array plate, such as
Shown in Fig. 1 a, the two ends of micro heat pipe array plate extend out to the lateral outer of cuboid set of cells 1, one end of micro heat pipe array plate
Winding resistance wire 7, the other end arranges heat sink 4, and the setting of resistance wire 7 does not affect micro heat pipe array plate and cuboid set of cells 1
Battery plate face combine closely.
Fig. 1 b are structural representation of the present invention for second embodiment of the heat management system of electric vehicle-mounted cuboid set of cells 1
Figure, including micro heat pipe array plate (condensation segment of evaporator section and micro heat pipe array plate including micro heat pipe array plate), heat sink 4 and electricity
Resistance silk 7.As shown in Figure 1 b, the embodiment arranges a micro heat pipe array plate and micro heat pipe array plate is inclined upwardly setting, i.e., micro-
It is higher than micro heat pipe battle array that heat pipe array plate is provided with the height of heat sink 4 one end (condensation segment 3 of micro heat pipe array plate when radiating)
The height of the part (evaporator section 2 of micro heat pipe array plate when radiating) that strake fits with the battery plate face of cuboid set of cells 1
Degree, is preferably inclined upwardly setting (in the embodiment such as Fig. 1 b as best angle 5 °) with being not more than 10 ° of angle, the micro heat pipe
The deficiency for being obliquely installed the capillary force that can partly make up in micro heat pipe of array board；The slight fever when radiating for cuboid set of cells 1
The evaporator section 2 of pipe array board is directly or indirectly fitted in the battery plate face of cuboid battery 1, and the directly laminating is micro heat pipe
The evaporator section 2 of array board is directly brought into close contact with the battery plate face of cuboid battery 1, and the indirect laminating i.e. can be by micro heat pipe
Heat-conducting medium such as heatproof heat conductive silica gel is filled between the evaporator section 2 of array board and the battery plate face of cuboid battery 1 and causes slight fever
The evaporator section 2 of pipe array board is brought into close contact indirectly with the battery plate face of cuboid battery 1, and both direct or indirect laminatings are arranged
Cooling surface contacts are enhanced, the condensation segment 3 of micro heat pipe array plate extend out to the lateral outer of cuboid set of cells 1, micro heat pipe
As shown in Figure 2 heat sink 4 are arranged on the condensation segment 3 of array board can be using welding fabrication or extruding to strengthen radiating, heat sink 4
Molding, process is simple is easily achieved, and heat-conducting medium can be filled between heat sink 4 and the condensation segment 3 of micro heat pipe array plate and is for example led
Hot silica gel or heatproof silicone grease realize that maximum area is contacted so that both are brought into close contact.When radiating for cuboid set of cells, closely
The evaporator section 2 for being fitted in the micro heat pipe array plate of the battery plate face of cuboid set of cells 1 absorbs the charge and discharge electric heating of cuboid set of cells 1
After amount, further there is heat pipe effect in evaporation gasification, the condensation segment 3 of heat transfer to micro heat pipe array plate is again by micro- in micro heat pipe
The condensation segment 3 of heat pipe array plate exchanges heat by heat sink 4 with extraneous, and the liquid working substance regelation for now evaporating gasification exists into liquid
Again the evaporator section 2 of micro heat pipe array plate is flow back in the presence of small capillary pressure difference, micro heat pipe array plate is inclined upwardly and sets
Put, such as 5 ° or so of the best angle in this enforcement so that the liquid working substance of the regelation of condensation segment 3 of micro heat pipe array plate exists
Flow back into the evaporator section 2 of micro heat pipe array plate in the presence of gravitational effect again more quickly, so circulate heat continually
Ground quickly takes away.The resistance wire 7 that the embodiment is also provided with one end for being wrapped in micro heat pipe array plate as shown in Figure 1 b is (i.e. excellent
The electrical heating elements of choosing), when radiating for cuboid set of cells, resistance wire 7 does not start work.Preheating for cuboid set of cells
When, resistance wire 7 starts work and it is arranged on the evaporator section of micro heat pipe array plate (i.e. micro heat pipe array plate is not provided with heat sink 4
One end), the condensation segment (evaporator section 2 of micro heat pipe array plate when radiating) and the electricity of cuboid set of cells 1 of micro heat pipe array plate
Pond plate face fits, and evaporation gasification after the heat energy of the evaporator section absorption resistance silk 7 of micro heat pipe array plate occurs heat pipe effect, heat
The condensation segment of micro heat pipe array plate is transferred to again by the condensation segment heat release of micro heat pipe array plate to cuboid set of cells 1, is now evaporated
The liquid working substance regelation of gasification flows back into the steaming of micro heat pipe array plate into liquid again in the presence of small capillary pressure difference
Section is sent out, micro heat pipe array plate is inclined upwardly setting, such as 5 ° of the best angle in this enforcement so that the condensation of micro heat pipe array plate
The liquid working substance of section regelation flows back into more quickly micro heat pipe battle array again under the dual function of gravitational effect and capillary effect
Heat is continuously transferred to cuboid set of cells for the evaporator section of strake, so circulation, is further illustrated, for cuboid
The evaporator section 2 of the micro heat pipe array plate fitted with the battery plate face of cuboid set of cells 1 when set of cells 1 radiates is to grow
The condensation segment of the micro heat pipe array plate fitted with the battery plate face of cuboid set of cells 1 when cube set of cells is preheated and for micro heat pipe
The interlude of array board, as shown in Figure 1 b, the two ends of micro heat pipe array plate extend out to the lateral outer of cuboid set of cells 1,
One ends wound electrical heating elements-the resistance wire 7 of micro heat pipe array plate, the other end arranges heat sink 4, and the setting of resistance wire 7 not shadow
Sound micro heat pipe array plate is combined closely with the battery plate face of cuboid set of cells 1.
Fig. 1 c are structural representation of the present invention for the third embodiment of the heat management system of electric vehicle-mounted cuboid set of cells 1
Figure, including micro heat pipe array plate (condensation segment of evaporator section and micro heat pipe array plate including micro heat pipe array plate), heat sink 4 and electricity
Resistance silk 7.As illustrated in figure 1 c, the embodiment arranges two micro heat pipe array plates and the micro heat pipe when radiating for cuboid set of cells 1
The evaporator section 2 of array board is directly or indirectly fitted in the battery plate face of cuboid battery 1.Heat management system as illustrated in figure 1 c
Each component arrange, advantage it is identical with heat management system as shown in Figure 1a with effect, additionally, in the case of conditions permit,
Two or more micro heat pipe array plates being arranged side by side can be set in the battery plate face of cuboid set of cells 1, more
The heat-exchange capacity of micro heat pipe array plate is given full play to, strengthens radiating efficiency and effect.
Fig. 1 d are structural representation of the present invention for the 4th kind of embodiment of the heat management system of electric vehicle-mounted cuboid set of cells 1
Figure, including micro heat pipe array plate (condensation segment of evaporator section and micro heat pipe array plate including micro heat pipe array plate), heat sink 4 and electricity
Resistance silk 7.As shown in Figure 1 d, the embodiment arranges two micro heat pipe array plates and micro heat pipe array plate is inclined upwardly setting, i.e., micro-
It is higher than micro heat pipe battle array that heat pipe array plate is provided with the height of heat sink 4 one end (condensation segment 3 of micro heat pipe array plate when radiating)
The height of the part (evaporator section 2 of micro heat pipe array plate when radiating) that strake fits with the battery plate face of cuboid set of cells 1
Degree, is preferably inclined upwardly setting (in the embodiment such as Fig. 1 d as best angle 5 °) with being not more than 10 ° of angle, the micro heat pipe
The deficiency for being obliquely installed the capillary force that can partly make up in micro heat pipe of array board；The slight fever when radiating for cuboid set of cells 1
The evaporator section 2 of pipe array board is directly or indirectly fitted in the battery plate face of cuboid battery 1.Heat management system as shown in Figure 1 d
Each component of system is arranged, advantage is identical with heat management system as shown in Figure 1 b with effect, additionally, in the case of conditions permit,
Two or more micro heat pipe array plates being arranged side by side can be set in the battery plate face of cuboid set of cells 1, more
The heat-exchange capacity of micro heat pipe array plate is given full play to, strengthens radiating efficiency and effect.
Heat management system as shown in Fig. 1 a, Fig. 1 b, Fig. 1 c and Fig. 1 d realizes micro heat pipe array plate with vehicle-mounted cuboid battery
Group is brought into close contact, it is to avoid on-vehicle battery group needs with what fluid media (medium) (water or air) direct contact heat transfer brought a series of
Problem, and existing on-vehicle battery heat management system need it is extra device is set so that both shortcomings for being brought into close contact of heat-shift,
Interface contact resistance is reduced, interfacial contact area is improve, heat exchanger effectiveness and effect is improve, is further matched somebody with somebody in radiating
Close the heat sink reinforcing radiating arranged on the condensation segment of micro heat pipe array plate so that vehicle-mounted cuboid set of cells is in the short period of time
Can reach preferable exothermic temperature；Start electrical heating elements in heating, reach with reference to the abiogenous heat pipe effect of micro heat pipe array plate
To required pre-heat effect, can realize being radiated in the case of a high temperature using the system, be heated at low temperatures, collect
Radiating is integrated with heating function, it is ensured that vehicle-mounted cuboid battery pack temperature is uniform.Heat management system proposed by the present invention, also
The partial installation of on-vehicle battery group, micro heat pipe array plate and battery case body can be conveniently realized, is on-vehicle battery heat management system
System splitization design provides the foundation, its integrated simple structure, volume compact, and heat exchange efficiency is high, effect is good, and battery
Group casing is capable of achieving high-grade protection.
Preferably, the system shown in Fig. 1 a, Fig. 1 b, Fig. 1 c and Fig. 1 d can further adopt the evaporator section of micro heat pipe array plate
2 (for the radiating of cuboid set of cells；Because being the condensation segment of micro heat pipe array plate when preheating for cuboid set of cells) both sides
Face is directly or indirectly fitted in respectively in the battery plate face of two neighboring cuboid battery 1 as shown in Figure 2, and Fig. 2 only show one
Individual micro heat pipe array plate, it would however also be possible to employ multiple micro heat pipe array plates, the evaporator section of each micro heat pipe array plate is (to cuboid battery
Group radiating for) two sides be successively set in the battery plate face of two neighboring cuboid battery 1, the structure further increases
Radiating contact area, improves radiating efficiency and effect, meanwhile, micro heat pipe can be reduced on the premise of radiating effect is not affected
The usage quantity of array board, further tightens system bulk, the narrow confined space being adapted in battery pack box body, reduces and is
System cost.
Micro heat pipe array plate in the various embodiments described above preferably can be arranging side by side with two or more for metal material Jing extrusion moldings
The platy structure of the micro heat pipe array of row, the equivalent diameter of each micro heat pipe preferably could be arranged in the micro heat pipe array
0.2mm-2.5mm, can preferably be provided with capillary structure in the inwall of each micro heat pipe, the capillary structure is preferably in each micro heat pipe
Inwall in arrange possess augmentation of heat transfer effect micro- wing or along micro heat pipe length direction trend indent microflute, micro- wing it is big
Little and structure is suitable for forming the capillary slot along micro heat pipe length direction trend with slight fever inside pipe wall；It is of course also possible to use its
The capillary structure of its form；Each micro heat pipe closed at both ends and its interior filling liquid working medium, self-assembling formation heat pipe effect, are monolithically fabricated
Micro heat pipe array plate, the thickness of micro heat pipe array plate preferably could be arranged to 1.2mm-3.0mm, and heat sink thickness is 1mm-2mm.
Additionally, the setting of electrical heating elements is twined except the one end in micro heat pipe array plate as shown in Fig. 1 a, Fig. 1 b, Fig. 1 c or Fig. 1 d
Outside the mode of resistance wire 7, can also adopt and micro heat pipe array plate is arranged into one along the pipe range direction parallel to micro heat pipe array
Or multiple flutings, as shown in Fig. 3 a, Fig. 3 b, four kinds of embodiments of Fig. 3 c and Fig. 3 d, Fig. 3 e are Fig. 3 a or Fig. 3 b or figure
The right side of the embodiment shown in 3c or Fig. 3 d regards close-up schematic view, and the fluting that the embodiment is arranged is 4, and ensures each
Fluting is separate with micro heat pipe array, i.e., fluting will not puncture each micro heat pipe, and electrical heating elements can equally be chosen for resistance wire
7, and resistance wire 7 is arranged in fluting in case preheating for cuboid set of cells；Further, the setting of electrical heating elements may be used also
To adopt electric heating film, the electric heating film is arranged the one end for being fitted in micro heat pipe array plate.
The present invention can also include thermotransport passage, the thermotransport passage for the heat management system of electric vehicle-mounted cuboid set of cells
(preferably can be Fig. 4 shown in ventilating duct 5) with micro heat pipe array plate be provided with heat exchange element (preferably can for Fig. 1 a,
Heat sink one end 4) shown in Fig. 1 b, Fig. 1 c and Fig. 1 d communicates, and heat exchange element is arranged along thermotransport channel direction；For length
When cube set of cells radiates, the evaporator section of micro heat pipe array plate absorbs and occur after cuboid set of cells heat energy heat pipe effect again by slight fever
The condensation segment of pipe array board is exchanged heat by heat exchange element and is discharged by thermotransport passage, as shown in figure 4, also including ventilating duct 5
With plenum chamber 6, one end that ventilating duct 5 is provided with heat sink 4 with micro heat pipe array plate communicates, and plenum chamber 6 is arranged on ventilating duct 5
Lower section, heat sink 4 along ventilating duct 5 direction arrange, when radiating for cuboid set of cells 1, the evaporation of micro heat pipe array plate
Section 2 absorbs generation heat pipe effect after the heat energy of cuboid set of cells 1 and is exchanged heat by heat sink 4 by the condensation segment 3 of micro heat pipe array plate again
And discharged by ventilating duct 5, plenum chamber 6 passes through heat sink to the transporting cold wind of ventilating duct 5 with reference to the condensation segment 3 of micro heat pipe array plate
There is air outlet 4 radiating, the top of ventilating duct 5, and the cold wind directly takes away the heat on heat sink 4, further strengthens cuboid
The radiating effect of set of cells；Additionally, for the 1 group of preheating of cuboid battery when, can be by changing plenum chamber 6 wind pushing temperature ginseng
Number makes it to the heat air delivery of ventilating duct 5, with reference to the electrical heating elements such as resistance wire of one end setting of micro heat pipe array plate, the heat
Wind can effectively slow down heat sink 4 on the evaporator section (condensation segment 3 of micro heat pipe array plate when radiating) of now micro heat pipe array plate
The sub-fraction heat of loss, further strengthens the pre-heat effect of cuboid set of cells.It is further preferred that control can also be arranged
Device processed, according to cuboid battery set charge/discharge multiplying power the parameters such as target temperature, air supply velocity and wind pushing temperature are adjusted.
The invention further relates to a kind of thermal management algorithm for electric vehicle-mounted cuboid set of cells, the thermal management algorithm and above-mentioned use
It is corresponding in the heat management system of electric vehicle-mounted cuboid set of cells, it will be appreciated that for be realize it is proposed by the present invention above-mentioned for electronic
The thermal management algorithm of vehicle-mounted cuboid set of cells, it is comprised the following steps that：Carried out with cuboid set of cells by micro heat pipe array plate
Heat exchange, micro heat pipe array plate is the plate of the micro heat pipe array being arranged side by side with two or more in its of metal material Jing extrusion moldings
Shape structure, the equivalent diameter of each micro heat pipe is 0.2mm-2.5mm in micro heat pipe array；When radiating for cuboid set of cells, will
The evaporator section of micro heat pipe array plate fits with the battery plate face of cuboid set of cells, and the condensation segment of micro heat pipe array plate extend out to length
The lateral outer of cube set of cells, and heat exchange element is set on the condensation segment of micro heat pipe array plate, the evaporation of micro heat pipe array plate
Section is absorbed generation heat pipe effect after cuboid set of cells heat energy and is changed with the external world by heat exchange element by the condensation segment of micro heat pipe array plate again
Heat；When preheating for cuboid set of cells, the evaporator section of micro heat pipe array plate is arranged on using thermal source, by micro heat pipe array plate
Condensation segment fits with the battery plate face of cuboid set of cells, and heat occurs after the heat energy of the evaporator section absorption thermal source of micro heat pipe array plate
Tube effect is again by the condensation segment heat release of micro heat pipe array plate to the cuboid set of cells.
Preferably, when preheating for cuboid set of cells, the thermal source for adopting can be electrical heating elements, the electrical heating elements of employing
Can be resistance wire or electric heating film, refer to Fig. 1 a, Fig. 1 b, Fig. 1 c and Fig. 1 d, the two ends of micro heat pipe array plate are equal
The lateral outer of cuboid set of cells is extend out to, one end of micro heat pipe array plate is arranged into heat exchange element, other end winding resistance wire
Or electric heating film (shown in Fig. 1 a, Fig. 1 b, Fig. 1 c and Fig. 1 d be resistance wire 7), the interlude of micro heat pipe array plate with it is rectangular
The battery plate face of body set of cells fit not only be micro heat pipe array plate when radiating for cuboid set of cells evaporator section but also be for
The condensation segment of micro heat pipe array plate when cuboid set of cells is preheated；Or the thermal source for adopting is for electrical heating elements, using electrical heating unit
Part is resistance wire, refers to Fig. 3 a, Fig. 3 b, Fig. 3 c, Fig. 3 d and Fig. 3 e, along parallel to micro heat pipe on micro heat pipe array plate
The pipe range direction of array arranges one or more flutings, and each fluting is separate with micro heat pipe array, i.e., fluting will not puncture each micro-
Heat pipe, and resistance wire is arranged in fluting and the setting of resistance wire does not affect the battery of micro heat pipe array plate and cuboid set of cells
Plate face is combined closely.
Furthermore, it is possible to micro heat pipe array plate is provided with into connection thermotransport passage in one end i.e. ventilating duct of heat exchange element, in ventilating duct
Lower section arrange plenum chamber, by heat exchange element along ventilating duct direction arrange, refer to Fig. 4, when radiating for cuboid set of cells,
Plenum chamber further strengthens the radiating effect of cuboid set of cells to ventilating duct transporting cold wind；When preheating for cuboid set of cells,
Changing plenum chamber wind pushing temperature parameter makes it to ventilating duct heat air delivery, and the evaporator section for slowing down now micro heat pipe array plate (radiates
When micro heat pipe array plate condensation segment) on heat sink loss sub-fraction heat, the further pre- thermal effect of reinforcing cuboid set of cells
Really.
Micro heat pipe array plate in above-mentioned thermal management algorithm preferably can be metal material Jing extrusion moldings with two or more side by side
The platy structure of the micro heat pipe array of arrangement, the equivalent diameter of each micro heat pipe preferably could be arranged in the micro heat pipe array
0.2mm-2.5mm, can preferably be provided with capillary structure in the inwall of each micro heat pipe, the capillary structure is preferably in each micro heat pipe
Inwall in arrange possess augmentation of heat transfer effect micro- wing or along micro heat pipe length direction trend indent microflute, micro- wing it is big
Little and structure is suitable for forming the capillary slot along micro heat pipe length direction trend with slight fever inside pipe wall；Each micro heat pipe closed at both ends and
Its interior filling liquid working medium, self-assembling formation heat pipe effect is monolithically fabricated micro heat pipe array plate, and the thickness of micro heat pipe array plate is preferred
2.0mm-3.0mm is could be arranged to, heat sink thickness is 1mm-2mm；When radiating for cuboid set of cells by micro heat pipe battle array
The evaporator section two sides of strake are directly or indirectly fitted in respectively in the battery plate face of two neighboring cuboid battery, and by micro heat pipe
Array board be inclined upwardly setting and angle of inclination is not more than 10 ° (preferably 5 ° or so), refer to Fig. 1 b, Fig. 1 d, Fig. 3 b and
Fig. 3 d, make micro heat pipe array plate be provided with the height of heat sink one end higher than micro heat pipe array plate and the cell panel of cuboid set of cells
The height of the part that face fits.
It should be pointed out that the above specific embodiment can make those skilled in the art that the invention is more fully understood,
But the invention is limited never in any form.Therefore, although this specification is entered referring to the drawings with embodiment to the invention
Detailed description is gone, it will be understood by those skilled in the art, however, that still can modify to the invention or wait
With replacing, in a word, all technical schemes and its improvement without departing from the spirit and scope of the invention, it all should cover at this
In the middle of the protection domain of patented invention-creation.
Claims (12)
1. a kind of heat management system for cuboid set of cells, it is characterised in that including micro heat pipe array plate, heat exchange element and
Thermal source, the micro heat pipe array plate is the micro heat pipe array being arranged side by side with two or more in its of metal material Jing extrusion moldings
Platy structure, in the micro heat pipe array equivalent diameter of each micro heat pipe be 0.2mm-2.5mm,
When radiating for cuboid set of cells, the evaporator section of the micro heat pipe array plate is affixed with the battery plate face of cuboid set of cells
Close, the condensation segment of the micro heat pipe array plate extend out to the lateral outer of the cuboid set of cells, and the heat exchange element is arranged on
On the condensation segment of the micro heat pipe array plate, the evaporator section of the micro heat pipe array plate absorbs and occur after cuboid set of cells heat energy heat
Tube effect is again by the condensation segment of micro heat pipe array plate by heat exchange element and extraneous heat exchange；
When preheating for cuboid set of cells, the thermal source is arranged on the evaporator section of micro heat pipe array plate, the micro heat pipe array plate
Condensation segment fit with the battery plate face of cuboid set of cells, the evaporator section of the micro heat pipe array plate is absorbed after the heat energy of thermal source
There is heat pipe effect again by the condensation segment heat release of micro heat pipe array plate to cuboid set of cells.
2. heat management system according to claim 1, it is characterised in that when radiating for cuboid set of cells and cuboid
The evaporator section of the micro heat pipe array plate that the battery plate face of set of cells fits is electric with cuboid when preheating for cuboid set of cells
The condensation segment of the micro heat pipe array plate that the battery plate face of pond group fits and for the interlude of micro heat pipe array plate, the micro heat pipe battle array
The two ends of strake extend out to the lateral outer of the cuboid set of cells, and one end of the micro heat pipe array plate arranges thermal source, separately
One end arranges heat exchange element.
3. heat management system according to claim 2, it is characterised in that the thermal source is the stream of electrical heating elements or heating
Body medium pipeline, the electrical heating elements are resistance wire or electric heating film, and the resistance wire or electric heating film are arranged on slight fever
One end of pipe array board；
And/or, the heat exchange element is heat sink or heat exchanger；
And/or, it is provided with capillary structure in the inwall of each micro heat pipe in the micro heat pipe array plate.
4. heat management system according to claim 1, it is characterised in that the micro heat pipe array plate outside is along parallel to micro-
The pipe range direction of heat pipe array is provided with one or more flutings, and the fluting is separate with micro heat pipe array, and the thermal source is electricity
Resistance silk, the resistance wire is arranged in fluting.
5. the heat management system according to one of Claims 1-4, it is characterised in that described also including thermotransport passage
One end that thermotransport passage is provided with heat exchange element with micro heat pipe array plate communicates, and the heat exchange element sets along thermotransport channel direction
Put；When radiating for cuboid set of cells, the evaporator section of the micro heat pipe array plate absorbs and occur after cuboid set of cells heat energy heat
Tube effect is exchanged heat again by heat exchange element by the condensation segment of micro heat pipe array plate and is discharged by thermotransport passage.
6. heat management system according to claim 5, it is characterised in that the thermotransport passage is ventilating duct, to grow
When cube set of cells radiates, transporting cold wind in the ventilating duct；When preheating for cuboid set of cells, conveying in the ventilating duct
Hot blast.
7. the heat management system according to one of Claims 1-4, it is characterised in that when radiating for cuboid set of cells
The evaporator section two sides of the micro heat pipe array plate are directly or indirectly fitted in respectively the battery plate face of two neighboring cuboid battery
On；The micro heat pipe array plate is inclined upwardly setting, and the height of one end that the micro heat pipe array plate is provided with heat exchange element is higher than
The height of the part that micro heat pipe array plate fits with the battery plate face of cuboid set of cells.
8. heat management system according to claim 7, it is characterised in that the thickness of the micro heat pipe array plate is
1.2mm-3.0mm, is filled with heat-conducting medium, the micro heat pipe array plate between the micro heat pipe array plate and cuboid set of cells
Heat-conducting medium is filled between heat exchange element；
And/or, when being provided with capillary structure in the inwall of each micro heat pipe, the capillary structure is the inwall in each micro heat pipe
Middle setting possess augmentation of heat transfer effect micro- wing or along micro heat pipe length direction trend indent microflute, the size of micro- wing and
Structure is suitable for forming the capillary slot along micro heat pipe length direction trend with slight fever inside pipe wall.
9. a kind of thermal management algorithm for cuboid set of cells, it is characterised in that by micro heat pipe array plate and cuboid battery
Group is exchanged heat, and the micro heat pipe array plate is the slight fever being arranged side by side with two or more in its of metal material Jing extrusion moldings
The platy structure of pipe array, the equivalent diameter of each micro heat pipe is 0.2mm-2.5mm in the micro heat pipe array；For cuboid electricity
When pond group radiates, the evaporator section of micro heat pipe array plate is fitted with the battery plate face of cuboid set of cells, micro heat pipe array plate
Condensation segment extend out to the lateral outer of the cuboid set of cells, and arranges heat exchange element on the condensation segment of micro heat pipe array plate,
The evaporator section of the micro heat pipe array plate absorbs and occur after cuboid set of cells heat energy heat pipe effect again by the condensation of micro heat pipe array plate
Section is by heat exchange element and extraneous heat exchange；When preheating for cuboid set of cells, the steaming of micro heat pipe array plate is arranged on using thermal source
Section is sent out, the condensation segment of micro heat pipe array plate is fitted with the battery plate face of cuboid set of cells, the steaming of the micro heat pipe array plate
There is heat pipe effect again by the condensation segment heat release of micro heat pipe array plate to the cuboid set of cells after the heat energy for sending out section absorption thermal source.
10. thermal management algorithm according to claim 9, it is characterised in that the thermal source for adopting is adopted for electrical heating elements
Electrical heating elements be resistance wire or electric heating film, the two ends of micro heat pipe array plate are extend out to into the cuboid set of cells
Lateral outer, by one end of micro heat pipe array plate heat exchange element, other end winding resistance wire or electric heating film, micro heat pipe battle array are arranged
It is both micro heat pipe array when radiating for cuboid set of cells that the interlude of strake and the battery plate face of cuboid set of cells fit
The evaporator section of plate is again the condensation segment of the micro heat pipe array plate when preheating for cuboid set of cells；
Or, the thermal source for adopting is for electrical heating elements, the electrical heating elements are resistance wire, on micro heat pipe array plate along parallel to
The pipe range direction of micro heat pipe array arranges one or more flutings, and the fluting is separate with micro heat pipe array, and resistance wire is set
It is placed in fluting.
11. thermal management algorithms according to claim 9 or 10, it is characterised in that micro heat pipe array plate is provided with into heat exchange
Element one end connection ventilating duct, ventilating duct lower section arrange plenum chamber, by heat exchange element along ventilating duct direction arrange, for
When cuboid set of cells radiates, plenum chamber is to ventilating duct transporting cold wind；When preheating for cuboid set of cells, plenum chamber is to ventilation
Road heat air delivery.
12. thermal management algorithms according to claim 9 or 10, it is characterised in that will when radiating for cuboid set of cells
The evaporator section two sides of micro heat pipe array plate are directly or indirectly fitted in respectively in the battery plate face of two neighboring cuboid battery, and
By micro heat pipe array plate be inclined upwardly setting and angle of inclination is not more than 10 °, make micro heat pipe array plate be provided with heat sink one end
The height of the part for highly fitting with the battery plate face of cuboid set of cells higher than micro heat pipe array plate；The micro heat pipe array plate
Thickness be 1.2mm-3.0mm.
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| CN113540501A (en) * | 2021-07-06 | 2021-10-22 | 天津大学 | Thermal management system and control method of high-temperature proton exchange membrane fuel cell |
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