CN105895989A - Adjustable power battery cooling system - Google Patents
Adjustable power battery cooling system Download PDFInfo
- Publication number
- CN105895989A CN105895989A CN201610308666.2A CN201610308666A CN105895989A CN 105895989 A CN105895989 A CN 105895989A CN 201610308666 A CN201610308666 A CN 201610308666A CN 105895989 A CN105895989 A CN 105895989A
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- Prior art keywords
- sheet
- drain
- spiral
- battery
- housing
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Classifications
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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
-
- 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
- H01M10/65—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
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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
Abstract
The invention discloses an adjustable power battery cooling system, which is used for solving the warming problem of an existing battery pack. The adjustable power battery cooling system comprises battery cells and temperature equalizing assemblies, wherein the battery cells and the temperature equalizing assemblies are mutually superposed at intervals; each temperature equalizing assembly comprises a left shell, a right shell, a liquid guide sheet, a liquid inlet pipe and liquid outlet pipes; a cooling liquid channel is arranged in an internal chamber of each liquid guide sheet; the edges of each liquid guide sheet are embedded into joints of the corresponding left shell and right shell; an adhesive joint is formed in the periphery of each liquid guide sheet; temperature equalizing fields are formed between one of two sides of each liquid guide sheet and the corresponding left shell, and between the other side and the corresponding right shell respectively; center holes and spiral liquid distribution slots are formed in two side surfaces of each liquid guide sheet; disturbance films of which the forms can be changed are arranged in the spiral liquid distribution slots; and the shells and the liquid guide sheets are connected through four liquid outlet pipes and one liquid inlet pipe to form a cooling medium flow channel. By the adjustable power battery cooling system, the flow velocity of a cooling medium in each temperature equalizing assembly can be controlled, so that the target of controlling the internal temperature of the corresponding battery cell is achieved.
Description
Technical field
This invention relates to new energy resource power battery technical field, and specifically a kind of temperature control effect more preferably may be used
Adjustable type electrokinetic cell cooling system.
Background technology
Electrokinetic cell is the core component of electric automobile, and the height of its performance directly affects electric automobile performance
Quality, wherein the general volume of electrokinetic cell is relatively big, occupies the position, chassis at vehicle, and its radiating effect is very
Difference.
Present battery of the most more making great efforts typically uses natural cooling, air-cooled or water-cooled mode to carry out, by
Being generally lithium battery in electrokinetic cell, as a example by lithium battery, its internal optimal discharge and recharge temperature is not above 140
DEG C, external temperature, not above 80 DEG C, otherwise will reduce service life and the discharge and recharge effect of battery.
Wherein, three kinds of each have their own advantages of radiating mode, natural cooling is low due to cooling effectiveness, progressively by
Eliminating, air-cooled structure is simple, is the current market mainstream, and water-cooled is complicated due to structure, but its cooling effect
Rate and controllability are the highest, and application is less at present, use it has been found that current water-cooled is typically all
The recirculated water of big flow carries out forcing cooling to battery, or carries out forcing cooling to the housing of battery bag,
In this course, cooling water completes a systemic circulation often in all battery, during this,
As a example by 100 pieces of battery, cooling starts and the temperature-difference of cooling medium at end is more than tens degree,
Make the temperature of different parts in battery bag the most unbalanced, this phenomenon can cause be one another in series, in parallel
Appearance individual variation between battery, and then the performance that impact is overall.
Further, since the design of existing cooling duct is all simple sandwich design, cooling medium is in flowing
During, can not accomplish cold medium acts directly on the application point needing cooling, drop further
The low cooling-down effect to cooling point, namely cooling-down effect is not ideal enough.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention provides a kind of adjustable electrokinetic cell cooling system,
For the temperature control of electrokinetic cell, especially its major surfaces is lowered the temperature, solve owing to electrokinetic cell heats up
The problems such as the service life reduction brought, blast.
The technical solution adopted for the present invention to solve the technical problems is:
Adjustable electrokinetic cell cooling system, including battery, samming assembly and radiator, wherein, institute
Stating battery is tabular, and described battery and samming assembly are spaced superposition and use pull bar to strain,
It is characterized in that,
Described samming assembly includes left shell, right shell body, drain sheet and feed tube, drain pipe, wherein, left,
Right shell body is symmetrical structure, and forms, by welding, the housing that an inside is airtight, and welded seam is continuously along shell
The surrounding edge of body is launched, and wherein, described left shell, right shell body are stainless steel stamping parts, and to
Outside is designed as outer male structure, and be provided with on lateral surface one for the groove blocking battery, and
Four pairs of corners of left and right housing are the return port for installing drain pipe, and a pair of crown center is for installing
The pilot hole of feed tube；
Described drain sheet internal chamber is cooling passage, and the gap of described cooling passage is at 5 millimeters to 10
Between Hao meter, described drain sheet generally surrounding seal convex shape, and be provided with in the prominence on top into
Liquid mouth, inlet is set to install the circular hole of feed tube, and the edge of described drain sheet is embedded in left and right housing
Seam in, and the surrounding of drain sheet be provided with polyethylene glue groove form glue-line, described drain sheet both sides are divided
Forming samming field between other and left and right housing, described samming field spacing controls between 10 to 20 millimeters；
The two sides, middle part of drain sheet are respectively arranged with centre bore and the spiral cloth liquid bath hole of symmetry, its
In, described center-hole diameter is in 10 millimeter, spiral cloth liquid bath screw arrangement centered by centre bore, institute
Stating spiral cloth liquid bath hole is arc shaped slits, and side one the disturbance sheet of welding in spiral cloth liquid bath hole, described
Disturbance sheet is memorial alloy material, and wherein, when coolant is 80 degrees Celsius, disturbance sheet is high-temperature-phase, institute
Stating spiral cloth liquid bath hole is open mode, forms 100% flow channel, when coolant is less than 80 degrees Celsius,
Disturbance sheet is low-temperature phase shape, and described spiral cloth liquid bath hole is throttle；
Four corners on described drain sheet are provided with the through hole that return port described with on housing is corresponding, institute
State through hole non-penetrating with cooling passage；
Described housing and drain sheet are attached by four drain pipes and a feed tube, and at feed tube and
Drain pipe uses sealing ring to seal with housing, drain sheet contact site, is inserted into drain sheet at feed tube
One section in cavity is provided with inlet opening, and one section in drain pipe is inserted into drain sheet cavity is provided with out liquid
Hole.
Described feed tube forms external circulation line with the external liquid pump of drain pipe and radiator, and at external circulation line
In be provided with a safe pressure accumulation pressure relief device.
Further, the inner surface at left and right housing is provided with from middle to the helical protrusion of surrounding Spiral distribution
Rising, described spiral protrusion is oppositely arranged with described spiral cloth liquid bath, and is arranged on the opposite direction of Spiral distribution groove.
Further, in described samming assembly, the cooling medium composition of perfusion is 95-99% by mass ratio
150N tri-class base oil, the diphenol propane of 1.0-5.0%, 0.005% methyl-silicone oil or methyl-silicone oil ester, 0.05%
Tricresyl phosphate, 0.1% sulfurized polyisobutylene, demulsifier T1001 or LZ5957 of 100PPM, and
The sulphosuccinates composition of 0.2-0.3%.
Further, the electrode of described battery is positioned at laterally.
Described safe pressure accumulation pressure relief device is air bag, and air bag is arranged in return line, in the positive upside of air bag
It is provided with a relief valve.
The invention has the beneficial effects as follows:
The setting of samming assembly, can take away the heat that battery produces, it is possible to in samming assembly
The flowing velocity of cooling medium is controlled by, and reaches to control the purpose of battery internal temperature.
Low cost of manufacture, good reliability, the housing that wherein outside is combined with battery uses sheet metal part,
Heat conductivility is good, and carries out Pressure Welding connection at periphery, and coordinates the sealant sealing of drain sheet surrounding,
Form obturation effect, mode cooling medium zero leakage.
Housing itself has certain elasticity, and combines the space of samming field, can meet heat between battery
The requirement of swollen shrinkage.
The existence of samming field, the especially existence in spiral cloth liquid bath hole make the cooling medium can be more uniform
It is distributed and is acted directly in inner walls so that thermo parameters method is more uniform, improves cooling-down effect.
Cooling duct is provided with spoiler, and is memorial alloy material, can according to the temperature of coolant certainly
Dynamic regulation folding size, reaches the purpose of throttling and temperature control.
Accompanying drawing explanation
Fig. 1 is the schematic diagram (front) of the present invention.
Fig. 2 is the schematic diagram (side) of the present invention.
Fig. 3 is the sectional view of the present invention.
Fig. 4 is the tightening state schematic diagram of the present invention.
Fig. 5 is the axonometric chart of left shell (right shell body).
Fig. 6 is the axonometric chart of drain sheet.
Fig. 7 is the axonometric chart of sealing ring.
Fig. 8 is the partial enlarged drawing of the present invention.
Fig. 9 is the schematic diagram of air bag.
Figure 10 is the battery heat removal system in new forms of energy car.
Figure 11 is the schematic diagram of embodiment two.
In figure: 1 battery, 2 samming assemblies, 21 left shells, 211 outer male structure, 212 grooves, 22 is right
Housing, 221 weld seams, 222 perforation, 23 drain sheets, 231 cooling passages, 232 inlets, 233 gather
Ethylene glue groove, 234 centre bores, 235 spiral cloth liquid bath holes, 2351 disturbance sheets, 236 through holes, 24 feed tubes,
25 drain pipes, 3 samming fields, 41 first sealing rings, 42 second sealing rings, 4 safe pressure accumulation pressure relief devices, 5
Radiator, 6 pull bars, 21 ' spiral protrusions.
Detailed description of the invention
As shown in Figures 1 to 9, coolant poor for electrokinetic cell even temperature effect is to battery inhomogeneous cooling
The defects such as even and cooling system structure is complicated, the protection main body of the present invention is as follows:
Exploitation is a kind of adjustable electrokinetic cell cooling system with even temperature effect, so that power
Battery is maintained within the scope of basicly stable temperature, and by undulated control in the range of reasonably.
The adjustable electrokinetic cell cooling system structure that the present invention provides simultaneously is as follows:
Including battery 1 and samming assembly 2, wherein battery 1 is tabular, such as lithium battery core,
The electrode of battery therein is integrated in side, is typically designed as tabular or bulk, and sets thereon
Be equipped with electrode, according to position arrangement, below emphasis samming assembly is carried out detailed analysis.Due to the present invention
Emphasis do not lie in the improvement of battery, therefore no details will be provided to the structure of battery.
Electrokinetic cell is adding up due to internal temperature in charge and discharge process, has bigger temperature and rises existing
As, especially during the Accelerating Traveling of Automobiles, bigger intensification, showing of this intensification can be formed especially
As the slightly increase into battery volume, the expansion of housing can be cashed outside, tested by thermometer,
Temperature can rise to 100 degree even more than, this intensification can cause the service life reduction of electrokinetic cell, further
Ground affects its security performance, such as spontaneous combustion.
Embodiment one, is making during samming assembly 2, needs to cause battery 1 temperature-rise period
Deformation, expansion are considered, and comprehensively utilize its deformation, reach effectively to control the process purpose that temperature heats up.
Samming assembly 2 includes left shell 21, right shell body 22, drain sheet 23 and feed tube 24, drain pipe
25, wherein, left and right housing is symmetrical structure, and by fastening and the welded molding of surrounding, forms one
Individual complete housing, is described in detail as a example by left shell 21, and left shell 21 uses stainless steel
Sheet stamping forms, and is designed as outer male structure 211 laterally, for coordinating with drain sheet, with reference to Fig. 5,
And be provided with on lateral surface one for the groove 212 blocking battery, at the outside self-contained battery of housing
Core, the electrode of described battery is positioned at laterally, and left and right housing welds after fastening by the way of Pressure Welding two-by-two
Forming one, wherein weld seam 221 launches along the surrounding edge of housing, and forms five on left and right housing
To perforation 222, be wherein positioned at four pairs of corners for four return ports, a pair of crown center is pilot hole,
Coordinate with feed tube in assembly technology, be respectively used to feed tube and drain pipe are installed.
Drain sheet 23, uses two symmetrical metal-sheet parts to combine, compound mode for being welded to connect,
Wherein there is an inner chamber, for cooling passage 231, the clearance control 5 of above-mentioned cooling passage 231 to
Between 10 millimeters, drain sheet 23 generally convex shape, surrounding carries out edge sealing, and arranges in the prominence on top
Having inlet 232, inlet is set to circular hole, is used for installing feed tube, and utilizes sealing ring to carry out anti-leak
Reason, it is noted that leak free design herein requires relatively low, is not absolute leakproof, uses General Purpose Rubber packing ring i.e.
Can.
The edge that above-mentioned drain sheet 23 surrounding is formed after just merging with above-mentioned left and right housing overlaps,
Formed and coincide, and the surrounding of drain sheet is provided with polyethylene glue groove 233, pre-in above-mentioned polyethylene glue groove
First filled polyethylene glue, during assembling, makes polyethylene glue melt by the way of heating, and shape
Becoming glue-line, the edge of drain sheet 23 is embedded in the seam of left and right housing, can be to a left side by the way of heating
The seam of right shell body, from inner seal, forms preferable sealing effectiveness, prevents liquid leakage.By above-mentioned
Sealant sealing and Pressure Welding double sealing, it is ensured that the leakage probability of junction circumference less than ten thousand/,
Ensure the use safety of battery component.
Drain sheet 23 both sides respectively and form samming field 3 between left and right housing, samming field herein is in space
It is a slight thin seam in form, and samming field 3 spacing between drain sheet and left and right housing controls 10
Between 20 millimeters, it is namely about 2 times of cooling passage.
Meanwhile, the existence of samming field, it is also possible that external shell has certain extendable room, can make up
Space requirement under battery thermal expansion condition.
The two sides, middle part of drain sheet 23 are respectively arranged with centre bore 234 and the spiral cloth liquid bath of symmetry
Hole 235, with reference to Fig. 1 and Fig. 6, wherein centre bore 234 diameter is in 10 millimeter, spiral cloth liquid bath hole
235 is narrow gap, and arrangement is helical form, and the side in spiral cloth liquid bath hole 235 welds one and disturbs
Moving plate 2351, this disturbance sheet is memorial alloy material, and this memorial alloy has double-pass memory effect.Wherein,
When alloy is heated to 80 degrees centigrade, recovers high-temperature-phase shape, low-temperature phase during less than 80 degree, can be recovered again
Shape, i.e. has deformation limit when 80 degrees Celsius, wherein, during high-temperature-phase, opens for spiral cloth liquid bath hole
State, forms 100% flow channel, during low-temperature phase, for spiral cloth liquid bath hole throttle, throttling herein
Not completely close, it is true that be in the state of being essentially off, such as, still retain the flow channel of 5%,
I.e. throttling, with reference to Fig. 8, two-dot chain line is open mode, it is achieved for throttle.On above-mentioned drain sheet
Surrounding be provided with the through hole 236 corresponding with on housing four perforation, for pilot hole, this through hole 236 not with
Above-mentioned cooling passage 231 is through, is independent, is used only for assembling.
It is attached by Pressure Welding between above-mentioned spoiler 2351 and spiral cloth liquid bath hole 235 side,
Form uniform pad.
Above-mentioned housing and drain sheet are attached by four drain pipes 25 and a feed tube 24, and are entering
Liquid pipe and drain pipe use sealing ring to seal with housing, drain sheet contact site, wherein, and sealing ring bag
Include the first sealing ring 41 and the second sealing ring 42, the first sealing ring 41 is arranged on outside housing with enter,
Between drain pipe, the second sealing ring 42 is arranged between drain sheet and liquid inlet and outlet pipe, and inserts at feed tube
One section in drain sheet cavity is provided with inlet opening, a section in drain pipe 25 is inserted into drain sheet cavity
Being provided with liquid outlet, coolant is at feed tube, drain sheet inner chamber, spiral cloth liquid bath, samming field and drain pipe
Being taken away by the heat of battery after circulation, form cooling, in the process, coolant is in spiral cloth liquid bath hole
Under the control of the trend of 235, coolant presents spiral helicine flowing, forms disturbance, and takes away surface heat,
Solve the problem of coolant idle loop in the existing type of cooling, improve cooling effect, due to spiral cloth liquid bath
Hole 235 is substantially covered on the front and back of drain sheet 23, the housing in outside can be carried out direct-injection simultaneously,
Cold coolant acts directly in the left and right inner walls in outside so that housing is directly lowered the temperature, and then drives
Battery fast cooling so that coolant samming formed here field, it is to avoid battery is being cooled down by coolant
During the even problem of inhomogeneous cooling.Improve cooling effect and efficiency.
Simultaneously in the present embodiment, when battery temperature rises, disturbance sheet 2351 has according to temperature regulation
The ability of openings of sizes, when open, cooling medium flow channel increases, and cooldown rate is accelerated, when temperature drops
Low after rational scope, can realize again quickly closing, turning down so that temperature control effect is more prominent.
Above-mentioned battery and samming assembly are spaced superposition, finally use four pull bars 6 to carry out tension i.e.
Can, form one, the namely adjustable electrokinetic cell cooling system alleged by the present invention.
Feed tube 24 and drain pipe 25 outer circulation use liquid pump and radiating mode, and wherein liquid pump uses miniature liquid
Pump, the radiator 5 that heat radiation carries with automobile connects, and utilizes automobile radiators to be dissipated by heat, ginseng
Examine Figure 10.
For ensureing the security performance of system, outer circulation is provided with a safe pressure accumulation pressure relief device 4, should
Device is a pressure accumulation air bag, has self-relieving function, reduce coolant under extraneous extreme shock
Pressure itself, safer.
Safe pressure accumulation pressure relief device 4 structure is as follows: include that air bag, air bag are arranged in return line, i.e. with
Flowline is attached, and air bag is arranged on vehicle front, and is bundled by flexible-belts such as rubber strips
Fixing, form a kind of flexible installing, the positive upside of air bag is provided with a relief valve,
Embodiment two, such as Figure 11, the inner surface at left and right housing is provided with from middle to surrounding Spiral distribution
Spiral protrusion 21 ', this spiral protrusion 21 ' is oppositely arranged with above-mentioned spiral cloth liquid bath 235, and substantially
It is arranged on the opposite direction of Spiral distribution groove, forms the structure of uniformity, under the effect of external force, laterally
Dispersion, improves external hull surface cooling nearby and flow rate.
Above-mentioned cooling liquid uses low viscosity miscella, has explosion-proof effect, and its composition includes: by quality
Than the 150N tri-class base oil for 95-99%, the diphenol propane of 1.0-5.0%, 0.005% methyl-silicone oil or first
Base silicone oil ester, 0.05% tricresyl phosphate, 0.1% sulfurized polyisobutylene, the demulsifier T1001 of 100PPM or
LZ5957, and the sulphosuccinates composition of 0.2-0.3%, this special miscella has good high temperature
Stability, has explosion-proof performance, it is possible to meet electrokinetic cell use requirement in the case of a high temperature, especially
Electrokinetic cell can be reduced and dodge the danger of quick-fried initiation.
Embodiment described above is only to be described the preferred embodiment of the present invention, not to this
Bright scope is defined, on the premise of designing spirit without departing from the present invention, and relevant technical staff in the field
Various deformation and improvement to the present invention, all should expand in protection domain as determined by claims of the present invention.
Claims (5)
- The most adjustable electrokinetic cell cooling system, including battery (1), samming assembly (2) and heat radiation Device (5), wherein, described battery (1) is tabular, and described battery and samming assembly are spaced folded Adduction uses pull bar (6) to strain, it is characterised in thatDescribed samming assembly (2) includes left shell (21), right shell body (22), drain sheet (23) and enters Liquid pipe (24), drain pipe (25), wherein, left and right housing is symmetrical structure, and by welding formation one The housing that individual inside is airtight, welded seam (221) is continuously along the surrounding edge expansion of housing, wherein, institute State left shell (21), right shell body (22) is metallic stamping pieces, and is designed as outer male structure (211) laterally, And be provided with on lateral surface one for the groove (212) blocking battery, and at the four of left and right housing Being the return port for installing drain pipe to corner, a pair of crown center is the pilot hole installing feed tube；Described drain sheet (23) internal chamber is cooling passage (231), described cooling passage (231) Gap between 5 millimeters to 10 millimeters, described drain sheet (23) generally surrounding seal convex shape, And inlet (232) it is provided with in the prominence on top, described inlet is set to install the circular hole of feed tube, The edge of described drain sheet (23) is embedded in the seam of left and right housing, and in the surrounding setting of drain sheet Having polyethylene glue groove (233), in polyethylene glue groove, gluing forms glue-line, and described drain sheet (23) both sides are divided Between other and left and right housing formed samming field (3), described samming field (3) spacing 10 to 20 millimeters it Between；The two sides, middle part of drain sheet (23) are respectively arranged with centre bore (234) and the spiral of symmetry Cloth liquid bath hole (235), wherein, described centre bore (234) diameter at 10 millimeters, described spiral cloth liquid bath Hole is screw arrangement centered by centre bore, and described spiral cloth liquid bath hole (235) is arc shaped slits, and at spiral Side one disturbance sheet (2351) of welding in cloth liquid bath hole (235), described disturbance sheet is memorial alloy material, Wherein, when coolant is 80 degrees Celsius, disturbance sheet is high-temperature-phase, and described spiral cloth liquid bath hole is for opening shape State, forms 100% flow channel, and when coolant is less than 80 degrees Celsius, disturbance sheet is low-temperature phase shape, institute Stating spiral cloth liquid bath hole is throttle；Four corners on described drain sheet are provided with the through hole that return port described with on housing is corresponding (236), described through hole (236) is the most through with cooling passage (231)；Described housing and drain sheet are attached by four drain pipes (25) and a feed tube (24), Described feed tube, drain pipe use sealing ring to seal, at feed tube with housing, drain sheet contact site One section that is inserted in drain sheet cavity is provided with inlet opening, is inserted into drain sheet cavity at drain pipe (25) Interior one section is provided with liquid outlet；Described feed tube (24) forms circulation line with drain pipe (25) external liquid pump and radiator (5), And in circulation line, it is provided with a safe pressure accumulation pressure relief device (4).
- Adjustable electrokinetic cell cooling system the most according to claim 1, it is characterised in that The inner surface of left and right housing is provided with from middle to the spiral protrusion (21 ') of surrounding Spiral distribution, described spiral shell Rotation projection (21 ') is oppositely arranged with described spiral cloth liquid bath (235), and is arranged on the anti-of Spiral distribution groove Direction.
- Adjustable electrokinetic cell cooling system the most according to claim 1, it is characterised in that institute The cooling medium composition irrigated in stating samming assembly is by the 150N tri-class base oil that mass ratio is 95-99%, The diphenol propane of 1.0-5.0%, 0.005% methyl-silicone oil or methyl-silicone oil ester, 0.05% tricresyl phosphate, 0.1% sulfurized polyisobutylene, demulsifier T1001 or LZ5957 of 100PPM, and the succinic acid of 0.2-0.3% Sulfonated ester forms.
- Adjustable electrokinetic cell cooling system the most according to claim 1, it is characterised in that described The electrode of battery is positioned at laterally.
- Adjustable electrokinetic cell cooling system the most according to claim 1, it is characterised in that institute Stating safe pressure accumulation pressure relief device (4) is air bag, and air bag is arranged in return line, sets in the positive upside of air bag It is equipped with a relief valve.
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|---|---|---|---|
| CN201610308666.2A CN105895989A (en) | 2016-05-10 | 2016-05-10 | Adjustable power battery cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610308666.2A CN105895989A (en) | 2016-05-10 | 2016-05-10 | Adjustable power battery cooling system |
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| CN106602175A (en) * | 2017-01-26 | 2017-04-26 | 合肥国轩高科动力能源有限公司 | Battery liquid cooling device and battery system |
| CN113594551A (en) * | 2021-07-20 | 2021-11-02 | 山西中泽聚能新能源有限公司 | Preparation method of low-temperature-resistant lithium ion battery |
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| CN104779226A (en) * | 2015-04-28 | 2015-07-15 | 天津商业大学 | Liquid-cooled high heating flux device radiator with flow guide channels |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602175A (en) * | 2017-01-26 | 2017-04-26 | 合肥国轩高科动力能源有限公司 | Battery liquid cooling device and battery system |
| CN113594551A (en) * | 2021-07-20 | 2021-11-02 | 山西中泽聚能新能源有限公司 | Preparation method of low-temperature-resistant lithium ion battery |
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