CN109888430A - A kind of phase transformation lotion heat-transfer working medium and preparation method thereof and battery thermal management system - Google Patents
A kind of phase transformation lotion heat-transfer working medium and preparation method thereof and battery thermal management system Download PDFInfo
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- CN109888430A CN109888430A CN201910031656.2A CN201910031656A CN109888430A CN 109888430 A CN109888430 A CN 109888430A CN 201910031656 A CN201910031656 A CN 201910031656A CN 109888430 A CN109888430 A CN 109888430A
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- heat
- working medium
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- 239000006210 lotion Substances 0.000 title claims abstract description 86
- 230000009466 transformation Effects 0.000 title claims abstract description 54
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 69
- 239000012782 phase change material Substances 0.000 claims abstract description 27
- 239000004094 surface-active agent Substances 0.000 claims abstract description 15
- 230000008859 change Effects 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 239000008367 deionised water Substances 0.000 claims abstract description 8
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 8
- 239000002667 nucleating agent Substances 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 239000003643 water by type Substances 0.000 claims description 14
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 10
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 10
- 239000011259 mixed solution Substances 0.000 claims description 8
- 238000004945 emulsification Methods 0.000 claims description 7
- 229910021389 graphene Inorganic materials 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- -1 polyoxy Ethylene Polymers 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 5
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 5
- HVUMOYIDDBPOLL-XWVZOOPGSA-N Sorbitan monostearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O HVUMOYIDDBPOLL-XWVZOOPGSA-N 0.000 claims description 5
- 229920001223 polyethylene glycol Polymers 0.000 claims description 5
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 claims description 5
- 229920000053 polysorbate 80 Polymers 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 4
- 239000002041 carbon nanotube Substances 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000600 sorbitol Substances 0.000 claims description 4
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims description 3
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims description 3
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims description 3
- 239000005642 Oleic acid Substances 0.000 claims description 3
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims description 3
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000000244 polyoxyethylene sorbitan monooleate Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 2
- MPVXINJRXRIDDB-VCDGYCQFSA-N dodecanoic acid;(2r,3r,4r,5s)-hexane-1,2,3,4,5,6-hexol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO.CCCCCCCCCCCC(O)=O MPVXINJRXRIDDB-VCDGYCQFSA-N 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 150000002191 fatty alcohols Chemical class 0.000 claims description 2
- VMWYVTOHEQQZHQ-UHFFFAOYSA-N methylidynenickel Chemical compound [Ni]#[C] VMWYVTOHEQQZHQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- MZSDGDXXBZSFTG-UHFFFAOYSA-M sodium;benzenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC=CC=C1 MZSDGDXXBZSFTG-UHFFFAOYSA-M 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 claims description 2
- XZIIFPSPUDAGJM-UHFFFAOYSA-N 6-chloro-2-n,2-n-diethylpyrimidine-2,4-diamine Chemical compound CCN(CC)C1=NC(N)=CC(Cl)=N1 XZIIFPSPUDAGJM-UHFFFAOYSA-N 0.000 claims 1
- 230000018044 dehydration Effects 0.000 claims 1
- 238000006297 dehydration reaction Methods 0.000 claims 1
- 229940035044 sorbitan monolaurate Drugs 0.000 claims 1
- 229950011392 sorbitan stearate Drugs 0.000 claims 1
- 239000004575 stone Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 239000012071 phase Substances 0.000 description 93
- 239000007788 liquid Substances 0.000 description 34
- 239000002826 coolant Substances 0.000 description 18
- 239000007864 aqueous solution Substances 0.000 description 12
- CBFCDTFDPHXCNY-UHFFFAOYSA-N icosane Chemical compound CCCCCCCCCCCCCCCCCCCC CBFCDTFDPHXCNY-UHFFFAOYSA-N 0.000 description 12
- HLZKNKRTKFSKGZ-UHFFFAOYSA-N tetradecan-1-ol Chemical compound CCCCCCCCCCCCCCO HLZKNKRTKFSKGZ-UHFFFAOYSA-N 0.000 description 12
- 230000007704 transition Effects 0.000 description 11
- RZJRJXONCZWCBN-UHFFFAOYSA-N octadecane Chemical compound CCCCCCCCCCCCCCCCCC RZJRJXONCZWCBN-UHFFFAOYSA-N 0.000 description 10
- 238000013019 agitation Methods 0.000 description 7
- 238000000113 differential scanning calorimetry Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- VAMFXQBUQXONLZ-UHFFFAOYSA-N n-alpha-eicosene Natural products CCCCCCCCCCCCCCCCCCC=C VAMFXQBUQXONLZ-UHFFFAOYSA-N 0.000 description 6
- 239000002105 nanoparticle Substances 0.000 description 6
- 238000003921 particle size analysis Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 4
- 235000013339 cereals Nutrition 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 description 4
- 235000011152 sodium sulphate Nutrition 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 239000013529 heat transfer fluid Substances 0.000 description 3
- 239000012188 paraffin wax Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 229920001214 Polysorbate 60 Polymers 0.000 description 2
- NWGKJDSIEKMTRX-AAZCQSIUSA-N Sorbitan monooleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O NWGKJDSIEKMTRX-AAZCQSIUSA-N 0.000 description 2
- HVUMOYIDDBPOLL-XGKPLOKHSA-N [2-[(2r,3r,4s)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)[C@H]1OC[C@H](O)[C@H]1O HVUMOYIDDBPOLL-XGKPLOKHSA-N 0.000 description 2
- 230000003416 augmentation Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229920002582 Polyethylene Glycol 600 Polymers 0.000 description 1
- 229920001213 Polysorbate 20 Polymers 0.000 description 1
- 241000220324 Pyrus Species 0.000 description 1
- 239000013504 Triton X-100 Substances 0.000 description 1
- 229920004890 Triton X-100 Polymers 0.000 description 1
- LWZFANDGMFTDAV-BURFUSLBSA-N [(2r)-2-[(2r,3r,4s)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O LWZFANDGMFTDAV-BURFUSLBSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229930016911 cinnamic acid Natural products 0.000 description 1
- 235000013985 cinnamic acid Nutrition 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000002242 deionisation method Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000001938 differential scanning calorimetry curve Methods 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229960003511 macrogol Drugs 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 description 1
- 229940038384 octadecane Drugs 0.000 description 1
- 235000021017 pears Nutrition 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 235000010486 polyoxyethylene sorbitan monolaurate Nutrition 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000011067 sorbitan monolaureate Nutrition 0.000 description 1
- 239000001587 sorbitan monostearate Substances 0.000 description 1
- 235000011076 sorbitan monostearate Nutrition 0.000 description 1
- 229940035048 sorbitan monostearate Drugs 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
- C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6552—Closed pipes transferring heat by thermal conductivity or phase transition, e.g. heat pipes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
-
- 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
- H01M10/6554—Rods or plates
- H01M10/6555—Rods or plates arranged between the cells
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a kind of phase transformation lotion heat-transfer working medium and preparation method thereof and battery thermal management systems, the battery thermal management system includes by the battery pack of several battery compositions, cooling tube is provided between battery cell in gap, the phase transformation lotion heat-transfer working medium of forced convertion is provided in the cooling tube.The phase transformation lotion heat-transfer working medium is by percentage to the quality, comprising: 5 ~ 30% phase-change material, 0.5 ~ 10% surfactant, 0 ~ 5% nucleating agent and 55 ~ 94.5% deionized water.The phase transformation lotion heat-transfer working medium is prepared by supersound method.The latent heat of phase change of present invention application phase transformation lotion heat-transfer working medium absorbs heat, strengthens the heat-sinking capability of battery thermal management system, promotes the temperature consistency of battery pack, realizes the temperature high efficiency regulatory to battery pack.
Description
Technical field
The present invention relates to battery thermal management technical field, in particular to a kind of phase transformation lotion heat-transfer working medium and preparation method thereof
With the battery thermal management system using the phase transformation lotion heat-transfer working medium.
Background technique
Transportation is used as " major power consumer ", also discharges a large amount of greenhouse while consuming a large amount of fossil fuels
Gas aggravates greenhouse effects.New-energy automobile is to reduce consumption of petroleum amount, reduces one of effective way of greenhouse gas emission.
Lithium ion battery has many advantages, such as that energy density is high, operating voltage is big, good cycle, is the main power source of new-energy automobile
One of.However, the performance of lithium ion battery is influenced by temperature very greatly, it is too high or too low for temperature to significantly reduce the effective of battery
Capacity and cycle life.Lithium ion battery is colliding, and a large amount of heat can be generated in the process by crossing charge/discharge etc., causes electricity
Pond temperature is excessively high, reduces the service life of battery.Excessively high temperature even can cause the serious thermal runaway of inside battery, lead to fire
The safety problems such as calamity, explosion.In addition, the temperature consistency of battery pack is also the key factor for influencing battery performance.If battery
Excessive temperature differentials before, reaction rate, the charge or discharge rate difference of different batteries are also larger, the charging of percentage of batteries or put
Electric process may terminate in advance, and cause the capacity of battery pack that cannot be completely filled with or discharge, to reduce having for battery pack
Imitate capacity.In order to prevent above-mentioned problem, needs to carry out effective heat management to battery, guarantee battery-efficient, trouble free service.Mesh
Preceding battery thermal management system can divide four classes: air hot pipe reason, heat pipe heat management and phase-change material heat management according to heat transfer medium
With liquid heat management.Wherein, liquid heat management system has shape adaptability good, and convection transfer rate is high, battery pack temperature one
The advantages that cause property is relatively preferable, receives the extensive concern of people in recent years.
Currently, the common heat-transfer working medium of liquid heat management system is water, glycol water and conduction oil etc.
(CN102832425A, CN102881959A and CN205992580U).Wherein, in the utility model of notification number CN205992580U
In patent, a kind of battery pack for carrying out heat management using conduction oil is provided, each battery is balanced by the convection action of conduction oil
Temperature.But heat-transfer fluid used by system is conduction oil, it is low that there are energy storage densities, and thermal coefficient is low and viscosity is larger
The problems such as, heat dissipation effect is extremely limited, this all limits its practical application.These liquid working substances are in heat transfer process completely with aobvious
Hot form conducts heat, is exchanged heat after absorbing heat with battery, its own temperature gradually rises, and battery-heating amount is bigger, identical
The temperature rise of liquid working substance is also higher under flow.Caused greatly under the temperature consistency between battery pack due to liquid working substance temperature change
Drop, to affect the performance of battery pack.
Summary of the invention
For one or more problems of the above technology, the present invention provides a kind of preparation sides of phase transformation lotion heat-transfer working medium
Method and its battery thermal management system.
For achieving the above object, the present invention adopts the following technical scheme:
A kind of battery thermal management system is provided in gap cold including the battery pack by several battery compositions, between battery cell
But it manages, the phase transformation lotion heat-transfer working medium of forced convertion is provided in the cooling tube.
Preferably, the battery is cylindrical battery, rectangular battery or soft-package battery.
Preferably, if the battery pack is the battery pack that dry cell is made up of parallel or staggered mode.
Preferably, if the electrode of the dry cell is attached by spot welding nickel sheet or busbar lock screw fashion.
Preferably, the cooling tube material includes copper, aluminium oxide and stainless steel.
A kind of phase transformation lotion heat-transfer working medium for battery thermal management system, the phase transformation lotion heat-transfer working medium is with quality
Percentages, comprising:
5 ~ 30% phase-change material, 0.5 ~ 10% surfactant, 0 ~ 5% nucleating agent and 55 ~ 94.5% deionized water.
Preferably, the phase-change material is the aliphatic hydrocarbon or fatty alcohol that phase transformation fusion temperature is 25 ~ 45 DEG C；And/or it is described
The latent heat of phase change of phase-change material is 150 ~ 260 J/g.The paraffin for being 25 ~ 45 DEG C including fusing point, such as Germany RUBITHERM production
At least one of paraffin (28,31,35,42 and 44 DEG C of phase transition temperature).
Preferably, the surfactant include neopelex (SDBS), lauryl sodium sulfate (SDS),
Cetyl trimethylammonium bromide (CTAB), polyethylene glycol sorbitol laurate (Tween 20), polyoxyethylene mountain
Pears alcohol monostearate (Tween 60), polyoxyethylene sorbitan monooleate (Tween 80), anhydrous sorbitol Dan Yue
Cinnamic acid ester (Span 20), Span60 (Span 60), oleic acid sorbitol ester (Span 80), triton x-100
One or more of (Triton X-100), polyvinyl alcohol (PVA) and polyethylene glycol (PEG).
Preferably, the nucleating agent includes nano graphite powder, graphene, graphene oxide, carbon nanotube, and carbon nickel coat is received
Rice copper, aluminium oxide, silica, one or more of paraffin and polyvinyl alcohol (PVA) that fusing point is 50 ~ 80 DEG C.
A kind of preparation method of such as phase transformation lotion heat-transfer working medium, comprising steps of
55 ~ 94.5% deionized waters will be added for 0.5 ~ 10% surfactant (one or more) by percentage to the quality
In, 50 DEG C ~ 70 DEG C water bath with thermostatic control heating stir under the conditions of 200 ~ 800 r/min, obtain the first mixed solution；
It will be mixed by a certain percentage for 5 ~ 30% phase-change materials (one or more) and 0 ~ 5% nucleating agent by percentage to the quality
It closes, water bath with thermostatic control is heated to temperature higher than phase-change material fusing point but lower than 80 DEG C, and stirring makes it under the conditions of 200 ~ 800 r/min
It is sufficiently mixed or melts, obtain the second mixed solution；
Under the conditions of 50 DEG C ~ 70 DEG C waters bath with thermostatic control, second mixed solution is added in first mixed solution, then in function
Phase transformation lotion heat-transfer working medium is made in 3 ~ 30 min of ultrasonic emulsification under the conditions of 300 ~ 1000 W of rate.
Compared with the prior art, it is of the invention have the following advantages that and the utility model has the advantages that
Phase transformation lotion is as liquid heat transfer working medium, its main feature is that phase-change material is sent out when temperature is higher than the phase transition temperature of phase-change material
Raw solid-liquid phase change, this phase transition process have the advantages that phase transition temperature is constant, latent heat of phase change is big, can improve significantly heat transfer stream
Effective specific heat capacity of body.According to convective heat transfer principle, the raising of specific heat capacity, under identical operating conditions, phase transformation lotion working medium
Heat transfer property is significantly better than the heat-transfer fluid that water and conduction oil store heat in the form of sensible heat.In addition, carrying out heat management to battery
When, the heat that the phase transformation lotion heat-transfer working medium of high energy storage density absorbs battery release is stored in the form of latent heat, comparison tradition
Liquid working substance, phase transformation lotion heat-transfer working medium absorbs temperature change very little after heat, so that the temperature difference between battery pack also reduces.Cause
This, using phase transformation lotion heat-transfer working medium, can effective augmentation of heat transfer, improve the heat-sinking capability of battery, and battery pack can be improved
Temperature consistency improves battery performance and reliability to realize the temperature high efficiency regulatory to battery pack.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the battery thermal management system using phase transformation lotion heat-transfer working medium of the embodiment of the present invention 1.
Fig. 2 is the differential scanning calorimetry (DSC) curve of 2 gained phase transformation lotion heat-transfer working medium of embodiment.
Fig. 3 is the particle diameter distribution schematic diagram of 2 gained phase transformation lotion heat-transfer working medium of embodiment.
Fig. 4 be 2 gained phase transformation lotion heat-transfer working medium of embodiment and water respectively as coolant liquid when, the maximum temperature difference of battery pack
With the variation diagram of discharge-rate.
The label in accompanying drawing is: 1- battery, 2- cooling tube, 3- phase transformation lotion heat-transfer working medium.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to
This.
Embodiment 1
As shown in Figure 1, a kind of battery thermal management system, including the battery pack being made of the battery 1 of 20 lithium ions, battery cell
Between the cooling tube 2 of the aluminium oxide that internal diameter is 4 mm is provided in gap, the phase transformation of forced convertion is provided in the cooling tube 2
Lotion heat-transfer working medium 3.
The battery is cylindrical battery, rectangular battery or soft-package battery.
If the battery pack is the battery pack that dry cell is made up of parallel or staggered mode.
20 lithium ion batteries pass through spot welding nickel sheet connection composition battery pack in the present embodiment.
Under the conditions of same operation, the heat transfer property of phase transformation lotion working medium is significantly better than conduction oil, water etc. and is deposited in the form of sensible heat
The heat-transfer fluid of quantity of heat storage.In addition, the phase transformation lotion heat-transfer working medium of high energy storage density absorbs battery when carrying out heat management to battery
The heat of release is stored in the form of latent heat, and traditional liquid working medium is compared, and phase transformation lotion heat-transfer working medium absorbs temperature after heat
It varies less, so that the temperature difference between battery pack also reduces.Therefore, using phase transformation lotion heat-transfer working medium, biography can effectively be strengthened
Heat improves the heat-sinking capability of battery, and can improve the temperature consistency of battery pack, efficiently adjusts to realize to the temperature of battery pack
Control improves battery performance and reliability.
Embodiment 2
A kind of preparation method of phase transformation lotion heat-transfer working medium, comprising steps of
It is water-soluble that the deionization that mass percent is 88% is added in the neopelex (SDBS) that mass percent is 2%
Solution, under 50 DEG C of waters bath with thermostatic control, 300 r/min of magnetic agitation is stirred evenly, and it is water-soluble to obtain neopelex (SDBS)
Liquid；The OP28E phase-change material water bath with thermostatic control of mass percent 10% is heated to 50 DEG C and is fused into liquid state phase change material, then by its
Be added in the neopelex (SDBS) aqueous solution, under the conditions of 1000 W of power 3 min of ultrasonic emulsification to get
Become lotion heat-transfer working medium to the OP28E/ water phase that mass fraction is 10%.
Fig. 2 is the DSC curve that the OP28E/ water phase that embodiment 2 obtains becomes lotion.The phase transition temperature of the phase transformation lotion is
26.2 DEG C, enthalpy of phase change is 21.6 J/g.
Fig. 3 is the particle diameter distribution schematic diagram that the OP28E/ water phase that embodiment 2 obtains becomes lotion.The partial size of the phase transformation lotion point
For cloth in unimodal, average grain diameter is 180.9 nm.
OP28E/ water phase manufactured in the present embodiment is become into lotion heat-transfer working medium injection 1 internal diameter of embodiment as the aluminium oxide of 4 mm
In cooling tube, OP28E/ water phase becomes lotion heat-transfer working medium and water respectively in cooling tube inner force convection, while recording difference and putting
The maximum temperature of battery pack and maximum temperature difference are with discharge time change curve under electric multiplying power.Fig. 4 is that coolant liquid volume flow is 200
When mL/min, the maximum temperature difference of battery pack with discharge-rate variation.Under the conditions of different discharge-rates, conduct heat using phase transformation lotion
Working medium is respectively less than as the maximum temperature difference of the battery pack of coolant liquid applies water as the maximum temperature difference of the battery pack of coolant liquid.Electric discharge
When multiplying power is 2C, relative to battery pack of the water as coolant liquid is used, lotion is become with the OP28E/ water phase that mass fraction is 10% and is passed
The maximum temperature difference of battery pack is 3.3 DEG C when hot working fluid is as coolant liquid, and maximum temperature difference reduces 0.8 DEG C.
The energy storage density that OP28E/ water phase in the present embodiment becomes lotion heat-transfer working medium is big, and phase transformation lotion heat-transfer working medium absorbs
Temperature change very little after heat, so that the temperature difference between battery pack also reduces.It therefore, can using phase transformation lotion heat-transfer working medium
Effective augmentation of heat transfer improves the heat-sinking capability of battery, and can improve the temperature consistency of battery pack, to realize to battery pack
Temperature high efficiency regulatory improves battery performance and reliability.
Embodiment 3
A kind of preparation method of phase transformation lotion heat-transfer working medium, comprising steps of
The deionized water that mass percent is 76% is added in the neopelex (SDBS) that mass percent is 4%,
Under 50 DEG C of waters bath with thermostatic control, 300 r/min of magnetic agitation is stirred evenly, and obtains neopelex (SDBS) aqueous solution；It will
20% OP28E phase-change material water bath with thermostatic control is heated to 50 DEG C and is fused into liquid state phase change material, then adds it to dodecyl
In benzene sulfonic acid sodium salt (SDBS) aqueous solution, 10 min of ultrasound are 20% to get mass fraction is arrived under the conditions of 760 W of power
OP28E/ water phase becomes lotion heat-transfer working medium.
Above-mentioned obtained OP28E/ water phase becomes lotion heat-transfer working medium and measures through DSC, and phase transition temperature is 26.2 DEG C, phase transformation
Enthalpy is 44.1 J/g；Measurement through Malvern nano-particle size analysis instrument, the partial size that OP28E/ water phase becomes lotion heat-transfer working medium are about
191.4 nm.It is 20% with mass fraction relative to battery pack of the water as coolant liquid is used when discharge-rate is 2C
For the maximum temperature difference of battery pack into 2.5 DEG C, maximum temperature difference reduces 1.6 when OP28E/ water phase becomes lotion heat-transfer working medium as coolant liquid
DEG C, illustrate that OP28E/ water phase becomes lotion heat-transfer working medium and can effectively strengthen the heat-sinking capability of battery thermal management system and improve
The temperature consistency of battery pack improves battery performance and reliability to realize the temperature high efficiency regulatory to battery pack.
Embodiment 4
A kind of preparation method of phase transformation lotion heat-transfer working medium, comprising steps of
By mass percent be 0.8% polyethenoxy sorbitan monostearate (Tween 60), mass percent be
Mass percent is added is 88% to go for 1.1% Span60 (Span 60) and 0.1% polyvinyl alcohol (PVA)
In ionized water, under 70 DEG C of waters bath with thermostatic control, 300 r/min of magnetic agitation is stirred evenly, and obtains mixed surfactant aqueous solution；
The OP35E phase-change material water bath with thermostatic control that mass percent is 10% is heated to 70 DEG C and is fused into liquid state phase change material, then is added
Enter into mixed surfactant aqueous solution, 10 min of ultrasonic emulsification is under the conditions of 650 W of power to get to mass fraction
10% OP35E/ water phase becomes lotion heat-transfer working medium.
Above-mentioned obtained OP35E/ water phase becomes lotion heat-transfer working medium and measures through DSC, and phase transition temperature is 32.8 DEG C, phase transformation
Enthalpy is 22.3 J/g；Measurement through Malvern nano-particle size analysis instrument, the partial size that OP35E/ water phase becomes lotion heat-transfer working medium are about
232.5 nm.It is 10% with mass fraction relative to battery pack of the water as coolant liquid is used when discharge-rate is 2C
For the maximum temperature difference of battery pack into 3.0 DEG C, maximum temperature difference reduces 0.9 when OP35E/ water phase becomes lotion heat-transfer working medium as coolant liquid
DEG C, illustrate that OP35E/ water phase becomes lotion heat-transfer working medium and can effectively strengthen the heat-sinking capability of battery thermal management system and improve
The temperature consistency of battery pack improves battery performance and reliability to realize the temperature high efficiency regulatory to battery pack.
Embodiment 5
A kind of preparation method of phase transformation lotion heat-transfer working medium, comprising steps of
The lauryl sodium sulfate (SDS) that mass percent is 4% is added in the deionized water that mass percent is 74%, 70
Under DEG C water bath with thermostatic control, 300 r/min of magnetic agitation is stirred evenly, and obtains lauryl sodium sulfate (SDS) aqueous solution；By quality hundred
Divide than being 20% OP44E phase-change material and 2% nano graphite powder under the conditions of 70 DEG C of waters bath with thermostatic control, 600 r/ of magnetic agitation
Min is stirred evenly, and obtains the liquid state phase change material containing nano graphite powder, then adds it to lauryl sodium sulfate (SDS) water
In solution, 30 min of ultrasonic emulsification becomes lotion to get the OP44E/ water phase for being 20% to mass fraction under the conditions of 760 W of power
Heat-transfer working medium.
Above-mentioned obtained OP44E/ water phase becomes lotion heat-transfer working medium and measures through DSC, and phase transition temperature is 39.2 DEG C, phase transformation
Enthalpy is 48.6J/g；Measurement through Malvern nano-particle size analysis instrument, the partial size that OP44E/ water phase becomes lotion heat-transfer working medium are about
176.4nm.When discharge-rate is 2C, relative to using battery pack of the water as coolant liquid, with mass fraction for 20% OP44E/
For the maximum temperature difference of battery pack into 1.8 DEG C, maximum temperature difference reduces 1.6 DEG C, says when water phase becomes lotion heat-transfer working medium as coolant liquid
Bright OP44E/ water phase becomes lotion heat-transfer working medium and can effectively strengthen the heat-sinking capability of battery thermal management system and improve battery pack
Temperature consistency improve battery performance and reliability to realize to the temperature high efficiency regulatory of battery pack.
Case study on implementation 6
A kind of preparation method of phase transformation lotion heat-transfer working medium, comprising steps of
By mass percent be 1.0% cetyl trimethylammonium bromide (CTAB), mass percent be 1.0% detergent alkylate
The graphene oxide that sodium sulfonate (SDBS) and mass percent are 0.1% is added in the deionized water that mass percent is 87.9%,
Under the conditions of 70 DEG C of waters bath with thermostatic control and power are 400 W, 5 min of ultrasound obtain the mixed surfactant containing graphene oxide
Aqueous solution；By mass percent be 10% n-octadecane phase-change material and under the conditions of 70 DEG C of waters bath with thermostatic control be fused into liquid phase
Become material, then adds it to the mixed surfactant aqueous solution containing graphene oxide, ultrasound cream under the conditions of 760 W of power
Change 10 min and becomes lotion heat-transfer working medium to get the n-octadecane for being 10% to mass fraction/water phase.
Above-mentioned obtained n-octadecane/water phase becomes lotion heat-transfer working medium and measures through DSC, and phase transition temperature is 27.8 DEG C,
Enthalpy of phase change is 48.3 J/g；Measurement through Malvern nano-particle size analysis instrument, n-octadecane/water phase become the grain of lotion heat-transfer working medium
Diameter is about 196.7 nm.When discharge-rate is 2C, relative to battery pack of the water as coolant liquid is used, with mass fraction for 10%
N-octadecane/water phase battery pack when becoming lotion heat-transfer working medium as coolant liquid maximum temperature difference into 2.7 DEG C, maximum temperature difference reduction
1.4 DEG C, illustrate that n-octadecane/water phase becomes lotion heat-transfer working medium and can effectively strengthen the heat-sinking capability of battery thermal management system,
The temperature consistency of battery pack can be improved again, to realize to the temperature high efficiency regulatory of battery pack, improve battery performance and reliable
Property.
Case study on implementation 7
A kind of preparation method of phase transformation lotion heat-transfer working medium, comprising steps of
Polyoxyethylene sorbitan monooleate (Tween 80), mass percent 2.5% by mass percent for 1.5%
The deionized water dissolving that mass percent is 75.4%, under 70 DEG C of waters bath with thermostatic control, magnetic is added in oleic acid sorbitol ester (Span 80)
Power stirs 300 r/min and stirs evenly, and obtains mixed surfactant aqueous solution；The n-eicosane for being 20% by mass percent
Phase-change material and 0.6% carbon nanotube under the conditions of 70 DEG C of waters bath with thermostatic control, 600 r/min of magnetic agitation is stirred evenly, and is contained
The liquid n-eicosane phase-change material of carbon nanotube, then be added into mixed surfactant aqueous solution, in 800 W item of power
10 min of ultrasonic emulsification becomes lotion heat-transfer working medium to get the n-eicosane for being 20% to mass fraction/water phase under part.
Above-mentioned obtained n-eicosane/water phase becomes lotion heat-transfer working medium and measures through DSC, and phase transition temperature is 36.5 DEG C,
Enthalpy of phase change is 49.1 J/g；Measurement through Malvern nano-particle size analysis instrument, n-eicosane/water phase become the grain of lotion heat-transfer working medium
Diameter is about 208.4 nm.When discharge-rate is 2C, relative to battery pack of the water as coolant liquid is used, with mass fraction for 20%
N-eicosane/water phase battery pack when becoming lotion heat-transfer working medium as coolant liquid maximum temperature difference into 2.0 DEG C, maximum temperature difference reduction
1.4 DEG C, illustrate that n-eicosane/water phase becomes lotion heat-transfer working medium and can effectively strengthen the heat-sinking capability of battery thermal management system,
The temperature consistency of battery pack can be improved again, to realize to the temperature high efficiency regulatory of battery pack, improve battery performance and reliable
Property.
Case study on implementation 8
It is for 2% polyvinyl alcohol (PVA) and 2% Macrogol 600 (PEG 600) addition mass percent by mass percent
In 74% deionized water, under 80 DEG C of waters bath with thermostatic control, 500 r/min of magnetic agitation is stirred evenly, and obtains mixed surfactant
Aqueous solution；The tetradecanol phase-change material water bath with thermostatic control that mass percent is 20% is heated to 80 DEG C and is fused into liquid phase-change material
Material, then adds it in mixed surfactant aqueous solution, and 10 min of ultrasonic emulsification is under the conditions of 800 W of power to get arriving
The tetradecanol that mass fraction is 20%/water phase becomes lotion heat-transfer working medium.
Above-mentioned obtained tetradecanol/water phase becomes lotion heat-transfer working medium and measures through DSC, and phase transition temperature is 36.9 DEG C,
Enthalpy of phase change is 43.8 J/g；Measurement through Malvern nano-particle size analysis instrument, tetradecanol/water phase become the grain of lotion heat-transfer working medium
Diameter is about 381.6 nm.When discharge-rate is 2C, relative to battery pack of the water as coolant liquid is used, with mass fraction for 20%
Tetradecanol/water phase battery pack when becoming lotion heat-transfer working medium as coolant liquid maximum temperature difference into 2.3 DEG C, maximum temperature difference reduction
1.2 DEG C, illustrate that tetradecanol/water phase becomes lotion heat-transfer working medium and can effectively strengthen the heat-sinking capability of battery thermal management system,
The temperature consistency of battery pack can be improved again, to realize to the temperature high efficiency regulatory of battery pack, improve battery performance and reliable
Property.
Above-described embodiment is merely used to help understand method and its core concept of the invention, but embodiments of the present invention
And be not restricted to the described embodiments, other any changes made without departing from the spirit and principles of the present invention are repaired
Decorations, combination, simplify substitution, should be equivalent substitute mode, are included within the scope of the present invention.
Claims (10)
1. a kind of battery thermal management system, which is characterized in that including the battery pack by several battery compositions, stitched between battery cell
It is provided with cooling tube in gap, the phase transformation lotion heat-transfer working medium of forced convertion is provided in the cooling tube.
2. a kind of battery thermal management system according to claim 1, which is characterized in that the battery is cylindrical electricity
Pond, rectangular battery or soft-package battery.
3. a kind of battery thermal management system according to claim 1, which is characterized in that if the battery pack is dry cell
The battery pack being made up of parallel or staggered mode.
4. a kind of battery thermal management system according to claim 1, which is characterized in that if the electrode of the dry cell is logical
It crosses spot welding nickel sheet or busbar lock screw fashion is attached.
5. a kind of battery thermal management system according to claim 1, which is characterized in that the cooling tube material includes
Copper, aluminium oxide and stainless steel.
6. a kind of phase transformation lotion heat-transfer working medium for battery thermal management system, which is characterized in that the phase transformation lotion heat transfer
Working medium is by percentage to the quality, comprising:
5 ~ 30% phase-change material, 0.5 ~ 10% surfactant, 0 ~ 5% nucleating agent and 55 ~ 94.5% deionized water.
7. phase transformation lotion heat-transfer working medium according to claim 6, characteristic are, the phase-change material is phase transformation fusing temperature
The aliphatic hydrocarbon or fatty alcohol that degree is 25 ~ 45 DEG C；And/or the latent heat of phase change of the phase-change material is 150 ~ 260 J/g.
8. phase transformation lotion heat-transfer working medium according to claim 7, which is characterized in that the surfactant includes dodecane
Base benzene sulfonic acid sodium salt, lauryl sodium sulfate, cetyl trimethylammonium bromide, polyethylene glycol sorbitol laurate, polyoxy
Ethylene Arlacel-60, polyoxyethylene sorbitan monooleate, sorbitan mono-laurate, dehydration
One or more of sorbitan stearate, oleic acid sorbitol ester, triton x-100, polyvinyl alcohol and polyethylene glycol.
9. phase transformation lotion heat-transfer working medium according to claim 7, which is characterized in that the nucleating agent includes nano-graphite
Powder, graphene, graphene oxide, carbon nanotube, carbon nickel coat, Nanometer Copper, aluminium oxide, silica, the stone that fusing point is 50 ~ 80 DEG C
One or more of wax and polyvinyl alcohol.
10. a kind of preparation method of the phase transformation lotion heat-transfer working medium as described in any one of claim 6 to 9, which is characterized in that packet
Include step:
It will be added in 55 ~ 94.5% deionized waters for 0.5 ~ 10% surfactant by percentage to the quality, 50 DEG C ~ 70 DEG C thermostatted waters
Bath heating, stirs under the conditions of 200 ~ 800 r/min, obtains the first mixed solution；
It will be mixed in a certain ratio by percentage to the quality for 5 ~ 30% phase-change materials and 0 ~ 5% nucleating agent, water bath with thermostatic control is heated to
Temperature is higher than phase-change material fusing point but is lower than 80 DEG C, and stirring is mixed them thoroughly or melted under the conditions of 200 ~ 800 r/min, obtains
To the second mixed solution；
Under the conditions of 50 DEG C ~ 70 DEG C waters bath with thermostatic control, second mixed solution is added in first mixed solution, then in function
Phase transformation lotion heat-transfer working medium is made in 3 ~ 30 min of ultrasonic emulsification under the conditions of 300 ~ 1000 W of rate.
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| GB2111617.3A GB2595152B (en) | 2019-01-14 | 2019-10-28 | Phase-Change emulsion heat-transfer medium, preparation method therefor, and battery heat management system |
| PCT/CN2019/113794 WO2020147367A1 (en) | 2019-01-14 | 2019-10-28 | Phase-change emulsion heat-transfer medium, preparation method therefor, and battery heat management system |
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| GB2595152A (en) * | 2019-01-14 | 2021-11-17 | Univ South China Tech | Phase-Change emulsion heat-transfer medium, preparation method therefor, and battery heat management system |
| WO2020147367A1 (en) * | 2019-01-14 | 2020-07-23 | 华南理工大学 | Phase-change emulsion heat-transfer medium, preparation method therefor, and battery heat management system |
| GB2595152B (en) * | 2019-01-14 | 2023-10-25 | Univ South China Tech | Phase-Change emulsion heat-transfer medium, preparation method therefor, and battery heat management system |
| CN111613733A (en) * | 2020-05-27 | 2020-09-01 | 安徽熙泰智能科技有限公司 | Temperature-adaptive reliable Micro OLED display structure and preparation method thereof |
| CN111613733B (en) * | 2020-05-27 | 2024-10-18 | 安徽熙泰智能科技有限公司 | Temperature self-adaptive reliable Micro OLED display structure and preparation method thereof |
| CN111763499A (en) * | 2020-06-09 | 2020-10-13 | 上海电力大学 | Micro-nano emulsion phase change material, phase change heat exchange tube and preparation method of phase change material |
| CN112072202A (en) * | 2020-08-14 | 2020-12-11 | 华南理工大学 | Composite battery thermal management system and delayed cooling method |
| CN113388374A (en) * | 2021-06-16 | 2021-09-14 | 北京建筑大学 | Application method of magnetic carbon nano tube |
| CN113462364B (en) * | 2021-07-01 | 2023-03-03 | 东莞理工学院 | Two-dimensional material MXene stable water-based phase-change emulsion and preparation method thereof |
| CN113462364A (en) * | 2021-07-01 | 2021-10-01 | 东莞理工学院 | Two-dimensional material MXene stable water-based phase-change emulsion and preparation method thereof |
| CN114479662A (en) * | 2022-01-25 | 2022-05-13 | 浙江水利水电学院 | Preparation method of flexible wearable film temperature sensor of graphene phase change capsule |
| CN114665186A (en) * | 2022-03-14 | 2022-06-24 | 南京航空航天大学 | Mixed cooling device for lithium iron phosphate power battery |
| CN115557540A (en) * | 2022-09-26 | 2023-01-03 | 中国科学院电工研究所 | Evaporative cooling fluid working medium and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| GB202111617D0 (en) | 2021-09-29 |
| WO2020147367A1 (en) | 2020-07-23 |
| GB2595152B (en) | 2023-10-25 |
| GB2595152A (en) | 2021-11-17 |
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