CN108172927A - Battery pack heat-exchange system and electric vehicle - Google Patents
Battery pack heat-exchange system and electric vehicle Download PDFInfo
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- CN108172927A CN108172927A CN201711271003.9A CN201711271003A CN108172927A CN 108172927 A CN108172927 A CN 108172927A CN 201711271003 A CN201711271003 A CN 201711271003A CN 108172927 A CN108172927 A CN 108172927A
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- heat
- battery pack
- exchange system
- exchanger rig
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/617—Types of temperature control for achieving uniformity or desired distribution of temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
Abstract
The present invention provides a kind of battery pack heat-exchange system and electric vehicles, are related to field of new energy technologies.The battery pack heat-exchange system includes multiple heat-exchanger rigs, water inlet manifold and total outlet pipe；Multiple heat-exchanger rigs are arranged in a one-to-one correspondence with multiple batteries in battery pack；Each heat-exchanger rig includes inlet and outlet；Multiple water inlets are connected with the water inlet manifold, and multiple water outlets are connected with the total outlet pipe, make multiple heat-exchanger rigs in parallel.Heat-exchanger rig is provided under each single battery, multiple heat-exchanger rigs are in parallel, and when that need to be exchanged heat, each heat-exchanger rig independently carries out, and reduce and mutually pollute between heat-exchanger rig, battery pack heat exchange is more uniform.The electric vehicle includes above-mentioned battery pack heat-exchange system.The present invention solves in battery pack temperature between each single battery and controls non-uniform technical problem.
Description
Technical field
The present invention relates to field of new energy technologies, more particularly, to a kind of battery pack heat-exchange system and electric vehicle.
Background technology
In recent years although electric vehicle industry was quickly grown, but there are still larger hidden danger, wherein electric vehicle for its behind
The problems such as course continuation mileage is insufficient, summer/winter extreme climate usage experience is poor, the service life is insufficient still more protrudes.It solves above-mentioned
Problem needs emphasis from battery system angle.
Heat management system is as one of most important component of battery system, performance and electric vehicle course continuation mileage, safety
Performance and service life etc. are closely bound up.Due to the particularity of existing lithium battery, (electric discharge) range is used to be generally limited to -20
~60 DEG C (except the batteries of special applications direction), and charging temperature does not allow generally then less than 0 DEG C.Too high or too low work temperature
Degree will cause battery performance to play insufficient, service life decline, and there are larger security risks.Therefore, pass through good heat management
System designs, regulating cell packet temperature, improves the temperature distribution evenness between single battery, ensures battery in optimum temperature model
Enclose interior work, it is ensured that course continuation mileage, safety and service life of electric vehicle etc..
The heat management pattern of current main-stream is natural air cooling/heating pattern, although cost is relatively low, cooling/heating
Effect is poor, and when environment temperature is too low or excessively high, the thermal evenness controlling being unfavorable between single battery.
Based on this, the present invention provides a kind of battery pack heat-exchange system and electric vehicles to solve the technical issues of above-mentioned.
Invention content
The purpose of the present invention is to provide a kind of battery pack heat-exchange system, with solve cooling/in the prior art plus
Thermal effect is poor, and when environment temperature is too low or excessively high, the thermal evenness controlling technical problem being unfavorable between single battery.
The present invention also aims to provide a kind of electric vehicle, the electric vehicle includes above-mentioned battery pack heat exchange system
System, poor for solving battery pack cooling/heating effect in electric vehicle, temperature controls non-uniform technology to ask between single battery
Topic.
Based on above-mentioned first purpose, the present invention provides a kind of battery pack heat-exchange system, including multiple heat-exchanger rigs, always into
Water pipe and total outlet pipe；
Multiple heat-exchanger rigs are arranged in a one-to-one correspondence with multiple batteries in battery pack；
Each heat-exchanger rig includes inlet and outlet；Multiple water inlets connect with the water inlet manifold
Logical, multiple water outlets are connected with the total outlet pipe, make multiple heat-exchanger rigs in parallel.
Optionally, above-mentioned battery pack heat-exchange system, the heat-exchanger rig are included in cooling structure and heating structure at least
One.
Optionally, above-mentioned battery pack heat-exchange system is each both provided with U-shaped runner, the U-shaped stream on the heat-exchanger rig
Road cools down medium or heat medium for being passed through；
The water inlet and the water outlet are arranged at the same end of the U-shaped runner；
U-shaped baffle is provided between the water inlet and the water outlet, the U-shaped baffle separates the U-shaped runner
A U-shaped inlet channel and a U-shaped water outlet are formed, the U-shaped inlet channel is with the U-shaped water outlet in the U-shaped runner
Another end position connects.
Optionally, above-mentioned battery pack heat-exchange system, the heating structure further include PTC components, and the PTC components are in
Plate, and the PTC components of plate are embedded into inside the heat-exchanger rig.
Optionally, above-mentioned battery pack heat-exchange system, further includes housing；
Multiple partition boards are equipped in the housing, the enclosure interior is divided into multiple spaces, Mei Gesuo by multiple partition boards
Space is stated to be used to place single battery.
Optionally, above-mentioned battery pack heat-exchange system, array sets multiple heat emission holes on the partition board.
Optionally, above-mentioned battery pack heat-exchange system flows through each described change by the water inlet manifold to the total outlet pipe
The path of thermal is isometric.
Optionally, above-mentioned battery pack heat-exchange system, the two sides edge of the heat-exchanger rig are respectively equipped with two rows of mounting holes.
Optionally, above-mentioned battery pack heat-exchange system, the middle part of the heat-exchanger rig are equipped with slotted hole.
Based on above-mentioned second purpose, the present invention provides a kind of electric vehicle, the electric vehicle includes above-mentioned battery pack
Heat-exchange system.
The battery pack heat-exchange system provided by the invention, including multiple heat-exchanger rigs, water inlet manifold and total outlet pipe；It is more
A heat-exchanger rig is arranged in a one-to-one correspondence with multiple batteries in battery pack；Each heat-exchanger rig includes water inlet and water outlet
Mouthful；Multiple water inlets are connected with the water inlet manifold, and multiple water outlets are connected with the total outlet pipe, are made more
A heat-exchanger rig is in parallel.Heat-exchanger rig is provided under each single battery, multiple heat-exchanger rigs are in parallel, when need to be changed
When hot, each heat-exchanger rig independently carries out, and reduces and mutually pollutes between heat-exchanger rig, and battery pack heat exchange is more uniform.
The electric vehicle provided by the invention including above-mentioned battery pack heat-exchange system, improves the temperature between single battery
Distributing homogeneity is spent, ensures that battery works, therefore ensure that the course continuation mileage of the electric vehicle, safety in optimum temperature range
Property and service life etc..
Based on this, the present invention has the advantages that good effect of heat exchange compared with original technology.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the battery pack heat-exchange system structure diagram that the embodiment of the present invention 1 provides；
Fig. 2 is the structure diagram at the first visual angle of heat-exchanger rig in the battery pack heat-exchange system that the embodiment of the present invention 1 provides；
Fig. 3 is the structure diagram at the second visual angle of heat-exchanger rig in the battery pack heat-exchange system that the embodiment of the present invention 1 provides；
Fig. 4 is the structure diagram of battery pack heat-exchange system that the embodiment of the present invention 2 provides.
Icon：100- heat-exchanger rigs；110- water inlets；120- water outlets；130-U shape runners；140-U shape baffles；150-
PTC components；160- mounting holes；170- slotted holes；200- water inlet manifolds；300- total outlet pipes.
Specific embodiment
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Convenient for the description present invention and simplify description rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The technical merit of current power lithium battery is limited by, battery is too high or too low there are best operating temperature range
Operating temperature be unfavorable for battery performance performance, and influence service life and safety.Simultaneously as cell making process is horizontal
It is irregular, lead to inside battery modules that temperature distribution is non-uniform between each single battery, the performance for influencing battery pack plays.
It is currently used in the device of regulating cell group operating temperature, the coolant of water-cooling system once passes through each monomer electricity
Pond.In this way, the single battery good cooling results cooled down at first, then the coolant of each single battery all utilizes a upper monomer
The coolant of battery is cooled down, and temperature will all increase after an each pair of single battery of coolant is cooled down, coolant temperature
Raising postcooling effect is just deteriorated, and therefore, the cooling effect of each single battery is different, and the performance for influencing battery pack plays, drop
Low battery life or even there are larger security risks.
Embodiment 1
Fig. 1 is the battery pack heat-exchange system structure diagram that the embodiment of the present invention 1 provides；Fig. 2 is carried for the embodiment of the present invention 1
The structure diagram at 100 first visual angle of heat-exchanger rig in the battery pack heat-exchange system of confession；Fig. 3 is what the embodiment of the present invention 1 provided
The structure diagram at 100 second visual angle of heat-exchanger rig in battery pack heat-exchange system.
As shown in Figure 1, providing a kind of battery pack heat-exchange system in the present embodiment, the battery pack heat-exchange system includes
Multiple heat-exchanger rigs 100, water inlet manifold 200 and total outlet pipe 300；
Multiple heat-exchanger rigs 100 are arranged in a one-to-one correspondence with multiple batteries in battery pack；
Each heat-exchanger rig 100 includes water inlet 110 and water outlet 120；Multiple water inlets 110 are and institute
It states water inlet manifold 200 to connect, multiple water outlets 120 are connected with the total outlet pipe 300, make multiple heat-exchanger rigs
100 is in parallel.
Heat-exchanger rig 100 is provided under each single battery, multiple heat-exchanger rigs 100 are in parallel, when that need to be exchanged heat,
Each heat-exchanger rig 100 independently is heated or cooled, and is reduced and is mutually polluted between heat-exchanger rig 100, each monomer is electric
Best operating temperature range can be reached after the heat exchange of pond, battery pack heat exchange is more uniform.
Specifically, above-mentioned heat-exchanger rig 100 includes at least one of cooling structure and heating structure.Work as heat-exchanger rig
When there was only cooling structure in 100, the function which cools down each single battery is preferable, toward water inlet manifold 200
Inside be passed through cooling medium just can rapidly cool down to each single battery respectively, and battery pack is made quickly to be cooled to battery most
Good operating temperature range, cooling medium are discharged after overcooling structure from total outlet pipe 300；Add when only having in heat-exchanger rig 100
During heat structure, the function which heats each single battery is preferable, past when battery ambient environment temperature is relatively low
Heat medium is passed through in water inlet manifold 200 quickly to heat up respectively to each single battery, and battery pack is made quickly to heat
To the optimum working temperature range of battery.
Based on this, the present invention has the advantages that good effect of heat exchange compared with original technology.
Further, as shown in Fig. 2, being both provided with U-shaped runner 130, the U-shaped stream on each heat-exchanger rig 100
Road 130 cools down medium or heat medium for being passed through；
The water inlet 110 and the water outlet 120 are arranged at the same end of the U-shaped runner 130；
U-shaped baffle 140 is provided between the water inlet 110 and the water outlet 120, the U-shaped baffle 140 is by described in
U-shaped runner 130 is separated to form a U-shaped inlet channel and a U-shaped water outlet, and the U-shaped inlet channel exists with the U-shaped water outlet
Another end position connection of the U-shaped runner 130.
Specifically, this kind of heat-exchanger rig 100 can either be cooling structure, also can be heating structure.When the U-shaped flows to
It is cooling structure when being passed through cooling medium, is heating structure when the U-shaped runner 130 is passed through heat medium.
Cooling medium is passed through when being, cooling medium flows into U-shaped inlet channel from water inlet manifold 200 by water inlet 110, then
U-shaped water outlet is flowed through, is finally flowed out by water outlet 120 from total outlet pipe 300.The structure design of this kind of runner increases significantly
Path of the cooling medium in cooling structure extends cooling time of the cooling medium in cooling structure, enhances cooling
Effect.
When being passed through heat medium, heat medium flows into U-shaped inlet channel, then flow from water inlet manifold 200 by water inlet 110
Through U-shaped water outlet, finally flowed out by water outlet 120 from total outlet pipe 300.The structure design of this kind of runner increases significantly
Path of the heat medium in heating structure extends heating time of the heat medium in heating structure, enhances heating effect
Fruit.
It is emphasized that above-mentioned cooling structure and the preferred embodiment that heating structure is the present embodiment, cooling knot
Structure and heating structure are also possible to be other structures.
As shown in figure 3, in the alternative of the present embodiment, the heating structure further includes PTC components 150, the PTC
Component 150 is plate-like, and the PTC components 150 of plate are embedded into inside the heat-exchanger rig 100.
PTC is the very big semi-conducting material or component of temperature coefficient, most commonly PTC thermistor.PTC temperature-sensitives electricity
Resistance is a kind of typical semiconductor resistor with temperature sensitivity, and during more than certain temperature, its resistance value is with the liter of temperature
Height is presented step evolution and increases.Also one kind is ceramic PTC, and it by barium titanate is main component that ceramic PTC, which is, adds a small amount of alms giver
The additives such as (Y, Nb, Bi, Sb), acceptor's (Mn, Fe) element and glass (silica, aluminium oxide), half formed through oversintering
Conductive ceramic.PTC components 150 in the present embodiment, when battery needs heating, by PTC components 150 to heat medium
It is heated, then battery modules is heated by heat medium, so as to fulfill efficient, high uniformity heating effect.
Further, battery pack heat-exchange system provided in this embodiment, further includes housing；
Multiple partition boards are equipped in the housing, the enclosure interior is divided into multiple spaces, Mei Gesuo by multiple partition boards
Space is stated to be used to place single battery.
By modularized design, single battery is made to be uniformly distributed with inside battery case, being more advantageous to radiating and heat.
Further, array sets multiple heat emission holes on the partition board.
Array sets multiple heat emission holes to be conducive between each space exchange heat on partition board, further improves heat dissipation and heating
Effect.
Further, the two sides edge of the heat-exchanger rig 100 is respectively equipped with two rows of mounting holes 160.
The mounting hole 160 is used to connect with single battery.
Further, the middle part of the heat-exchanger rig 100 is equipped with slotted hole 170.
The slotted hole 170 is used to radiate, while alleviate the weight of the battery pack heat-exchange system.
Embodiment 2
Fig. 4 is the structure diagram of battery pack heat-exchange system that another embodiment of the present invention 2 provides；As shown in figure 4, this reality
The battery pack heat-exchange system of example offer is provided, is being further improved for the battery pack heat-exchange system that provides embodiment 1,
1 described technical solution of embodiment also belongs to the embodiment.
Specifically, as shown in figure 4, providing a kind of battery pack heat-exchange system in the present embodiment, the battery pack is changed
Hot systems include multiple heat-exchanger rigs 100, water inlet manifold 200 and total outlet pipe 300；
Multiple heat-exchanger rigs 100 are arranged in a one-to-one correspondence with multiple batteries in battery pack；
Each heat-exchanger rig 100 includes water inlet 110 and water outlet 120；Multiple water inlets 110 are and institute
It states water inlet manifold 200 to connect, multiple water outlets 120 are connected with the total outlet pipe 300, make multiple heat-exchanger rigs
100 is in parallel.
Heat-exchanger rig 100 is provided under each single battery, multiple heat-exchanger rigs 100 are in parallel, when that need to be exchanged heat,
Each heat-exchanger rig 100 independently is heated or cooled, and is reduced and is mutually polluted between heat-exchanger rig 100, each monomer is electric
Best operating temperature range can be reached after the heat exchange of pond, battery pack heat exchange is more uniform.
Specifically, above-mentioned heat-exchanger rig 100 includes at least one of cooling structure and heating structure.Work as heat-exchanger rig
When there was only cooling structure in 100, the function which cools down each single battery is preferable, toward water inlet manifold 200
Inside be passed through cooling medium just can rapidly cool down to each single battery respectively, and battery pack is made quickly to be cooled to battery most
Good operating temperature range, cooling medium are discharged after overcooling structure from total outlet pipe 300；Add when only having in heat-exchanger rig 100
During heat structure, the function which heats each single battery is preferable, past when battery ambient environment temperature is relatively low
Heat medium is passed through in water inlet manifold 200 quickly to heat up respectively to each single battery, and battery pack is made quickly to heat
To the optimum working temperature range of battery.
Based on this, the present invention has the advantages that good effect of heat exchange compared with original technology.
Further, by the water inlet manifold 200 each heat-exchanger rig 100 is flowed through to the total outlet pipe 300
Path is isometric.
Cooling medium or heat medium are flowed through the path of each heat-exchanger rig 100 by water inlet manifold 200 to total outlet pipe 300
Isometric, in the case where cooling medium or heat medium flow velocity are constant, each heat-exchanger rig 100 passes through what is once cooled down or heat
Time is equal.When being constantly passed through cooling medium or during heat medium, number that each heat-exchanger rig 100 is cooled down or heated also phase
Deng therefore, the temperature difference in battery pack between each single battery is small, and temperature uniformity is high, and battery pack easily reaches best work
Make temperature range.
If each battery pack setting in a row, as shown in figure 4, if water inlet manifold 200 be positioned close to first monomer
The lower position of battery, total outlet pipe 300 are positioned close to the top position of the last one single battery.
Embodiment 3
This embodiment offers a kind of electric vehicle, the electric vehicle includes embodiment 1 or the electricity described in embodiment 2
Pond group heat-exchange system improves the temperature distribution evenness between single battery, ensures that battery works in optimum temperature range,
Therefore course continuation mileage, safety and service life of the electric vehicle etc. be ensure that.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical features into
Row equivalent replacement；And these modifications or replacement, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of battery pack heat-exchange system, which is characterized in that including multiple heat-exchanger rigs, water inlet manifold and total outlet pipe；
Multiple heat-exchanger rigs are arranged in a one-to-one correspondence with multiple batteries in battery pack；
Each heat-exchanger rig includes inlet and outlet；Multiple water inlets are connected with the water inlet manifold,
Multiple water outlets are connected with the total outlet pipe, make multiple heat-exchanger rigs in parallel.
2. battery pack heat-exchange system according to claim 1, which is characterized in that the heat-exchanger rig include cooling structure and
At least one of heating structure.
3. battery pack heat-exchange system according to claim 2, which is characterized in that be both provided on each heat-exchanger rig
U-shaped runner, the U-shaped runner cool down medium or heat medium for being passed through；
The water inlet and the water outlet are arranged at the same end of the U-shaped runner；
U-shaped baffle is provided between the water inlet and the water outlet, the U-shaped runner is separated to form by the U-shaped baffle
One U-shaped inlet channel and a U-shaped water outlet, the U-shaped inlet channel is with the U-shaped water outlet in the another of the U-shaped runner
A end position connection.
4. the battery pack heat-exchange system according to Claims 2 or 3 any one, which is characterized in that the heating structure is also
Including PTC components, the PTC components are plate-like, and the PTC components of plate are embedded into the heat-exchanger rig
Portion.
5. battery pack heat-exchange system according to claim 1, which is characterized in that further include housing；
Multiple partition boards are equipped in the housing, the enclosure interior is divided into multiple spaces by multiple partition boards, each sky
Between be used to place single battery.
6. battery pack heat-exchange system according to claim 5, which is characterized in that array sets multiple heat dissipations on the partition board
Hole.
7. battery pack heat-exchange system according to claim 1, which is characterized in that by the water inlet manifold to total water outlet
The path that pipe flows through each heat-exchanger rig is isometric.
8. battery pack heat-exchange system according to claim 1, which is characterized in that the two sides of the heat-exchanger rig are along respectively
Equipped with two rows of mounting holes.
9. battery pack heat-exchange system according to claim 1, which is characterized in that the middle part of the heat-exchanger rig is equipped with oval
Hole.
10. a kind of electric vehicle, which is characterized in that the electric vehicle includes such as claim 1-9 any one of them batteries
Group heat-exchange system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271003.9A CN108172927A (en) | 2017-12-05 | 2017-12-05 | Battery pack heat-exchange system and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271003.9A CN108172927A (en) | 2017-12-05 | 2017-12-05 | Battery pack heat-exchange system and electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108172927A true CN108172927A (en) | 2018-06-15 |
Family
ID=62525180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711271003.9A Pending CN108172927A (en) | 2017-12-05 | 2017-12-05 | Battery pack heat-exchange system and electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108172927A (en) |
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Application publication date: 20180615 |