KR20210034671A - 조전지용 단열시트 및 조전지 - Google Patents
조전지용 단열시트 및 조전지 Download PDFInfo
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- KR20210034671A KR20210034671A KR1020217006962A KR20217006962A KR20210034671A KR 20210034671 A KR20210034671 A KR 20210034671A KR 1020217006962 A KR1020217006962 A KR 1020217006962A KR 20217006962 A KR20217006962 A KR 20217006962A KR 20210034671 A KR20210034671 A KR 20210034671A
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- 238000009413 insulation Methods 0.000 title claims abstract description 95
- 239000002245 particle Substances 0.000 claims abstract description 253
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 90
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 43
- 239000002105 nanoparticle Substances 0.000 claims abstract description 33
- 239000011230 binding agent Substances 0.000 claims description 34
- 239000000835 fiber Substances 0.000 claims description 32
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 25
- 229910044991 metal oxide Inorganic materials 0.000 claims description 11
- 150000004706 metal oxides Chemical class 0.000 claims description 11
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 229910002113 barium titanate Inorganic materials 0.000 claims description 3
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims description 3
- 239000010881 fly ash Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 229920006015 heat resistant resin Polymers 0.000 claims description 3
- 229910001562 pearlite Inorganic materials 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 229910052845 zircon Inorganic materials 0.000 claims description 3
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 3
- 239000002184 metal Substances 0.000 abstract 1
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- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000012212 insulator Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
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- 230000003068 static effect Effects 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000004965 Silica aerogel Substances 0.000 description 2
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- 230000020169 heat generation Effects 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000011164 primary particle Substances 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000004964 aerogel Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920003086 cellulose ether Polymers 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910000652 nickel hydride Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 238000007652 sheet-forming process Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
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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
- H01M10/62—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
- H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Compositions for or methods of fixing a thermally insulating material
-
- 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
-
- 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
- H01M10/651—Means for temperature control structurally associated with the cells characterised by parameters specified by a numeric value or mathematical formula, e.g. ratios, sizes or concentrations
-
- 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
- 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
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Cell Separators (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
- Laminated Bodies (AREA)
Abstract
Description
도 2는 본 발명에 따른 조전지의 실시예를 모식적으로 나타내는 단면도이다.
도 3은 세로축을 열전도율, 가로축을 온도로 한 경우, 조전지용 단열시트 중 제1 입자와 제2 입자의 중량비에 따른 열전도율 변화를 나타내는 그래프이다.
도 4는 세로축을 열전도율, 가로축을 온도로 한 경우, 조전지용 단열시트의 밀도에 따른 열전도율 변화를 나타내는 그래프이다.
단열시트 No. | 단열시트 총중량에 대한 함량(중량%) | 제1 입자와 제2 입자의 합계량에 대한 함량(중량%) | ||
제1 입자 | 제2 입자 | 제1 입자 | 제2 입자 | |
1 | 56 | 24 | 70 | 30 |
2 | 64 | 16 | 80 | 20 |
3 | 72 | 8 | 90 | 10 |
4 | 76 | 4 | 95 | 5 |
5 | 80 | 0 | 100 | 0 |
6 | 50 | 0 | 100 | 0 |
단열시트 No. | 성분 | 밀도 (g/㎤) |
|
제1 입자 | 제2 입자 | ||
11 | 나노실리카 | 티타니아 | 0.47 |
12 | 나노실리카 | 티타니아 | 0.61 |
13 | 수산화알루미늄 분말 | 1.00 | |
14 | 수산화알루미늄 분말 | 1.50 | |
15 | 에어로겔 | 0.19 |
10a, 10b: 면(面)
20 : 전지셀
21 : 제1 입자
22 : 제2 입자
30 : 전지 케이스
100 : 조전지
Claims (10)
- 복수의 전지셀을 직렬 또는 병렬로 연결한 조전지에서 상기 전지셀 사이에 개재되는 조전지용 단열시트에 있어서,
실리카 나노입자로 구성된 제1 입자와 금속산화물로 구성된 제2 입자를 포함하고,
상기 제1 입자의 함량은 상기 제1 입자와 제2 입자의 합계중량을 기준으로 60 중량% 이상 95 중량% 이하인, 조전지용 단열시트.
- 청구항 1에 있어서, 상기 제1 입자는 평균 입자직경이 1nm 이상 100nm 이하인 것을 특징으로 하는, 조전지용 단열시트.
- 청구항 1 또는 2에 있어서,
상기 제2 입자는 티타니아, 지르코니아, 지르콘, 티탄산바륨, 산화아연 및 알루미나에서 선택된 적어도 1종임을 특징으로 하는, 조전지용 단열시트.
- 청구항 1 내지 3 중 어느 한 항에 있어서,
상기 제2 입자는 티타니아인 것을 특징으로 하는, 조전지용 단열시트.
- 청구항 1 내지 4 중 어느 한 항에 있어서,
상기 제2 입자는 평균 입자직경이 0.1μm 이상 50μm 이하인 것을 특징으로 하는, 조전지용 단열시트.
- 청구항 1 내지 5 중 어느 한 항에 있어서,
섬유, 바인더 및 내열수지에서 선택된 적어도 1종으로 이루어진 결합재를 포함하고,
상기 결합재의 함량은 조전지용 단열시트 총중량을 기준으로 10 중량% 이상 60 중량% 이하인 것을 특징으로 하는, 조전지용 단열시트.
- 청구항 1 내지 6 중 어느 한 항에 있어서,
조전지용 단열시트 총중량을 기준으로 60 중량% 이하의 무기벌룬을 포함하는, 조전지용 단열시트.
- 청구항 7에 있어서,
상기 무기벌룬은, 시라스 벌룬, 실리카 벌룬, 플라이애쉬 벌룬, 펄라이트 벌룬 및 글래스 벌룬에서 선택된 적어도 1종임을 특징으로 하는, 조전지용 단열시트.
- 청구항 7 또는 8에 있어서,
상기 무기벌룬은 평균 입자직경이 1μm 이상 100μm 이하인 것을 특징으로 하는, 조전지용 단열시트.
- 복수의 전지셀이 청구항 1 내지 9 중 어느 한 항에 기재된 조전지용 단열시트를 개재하여 배치되고, 복수의 전지셀이 직렬 또는 병렬로 연결된 조전지.
Priority Applications (1)
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KR1020217028493A KR102466341B1 (ko) | 2019-08-27 | 2020-08-26 | 조전지용 단열시트 및 조전지 |
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JP2019154855A JP7032360B2 (ja) | 2019-08-27 | 2019-08-27 | 組電池用断熱シート及び組電池 |
JPJP-P-2019-154855 | 2019-08-27 | ||
PCT/JP2020/032193 WO2021039844A1 (ja) | 2019-08-27 | 2020-08-26 | 組電池用断熱シート及び組電池 |
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KR20210034671A true KR20210034671A (ko) | 2021-03-30 |
KR102345241B1 KR102345241B1 (ko) | 2021-12-30 |
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KR1020217006962A Active KR102345241B1 (ko) | 2019-08-27 | 2020-08-26 | 조전지용 단열시트 및 조전지 |
KR1020227038617A Active KR102544507B1 (ko) | 2019-08-27 | 2020-08-26 | 조전지용 단열시트 및 조전지 |
KR1020237019646A Pending KR20230091194A (ko) | 2019-08-27 | 2020-08-26 | 조전지용 단열시트 및 조전지 |
KR1020217028493A Active KR102466341B1 (ko) | 2019-08-27 | 2020-08-26 | 조전지용 단열시트 및 조전지 |
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KR1020237019646A Pending KR20230091194A (ko) | 2019-08-27 | 2020-08-26 | 조전지용 단열시트 및 조전지 |
KR1020217028493A Active KR102466341B1 (ko) | 2019-08-27 | 2020-08-26 | 조전지용 단열시트 및 조전지 |
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US (1) | US12034141B2 (ko) |
EP (2) | EP4336085A3 (ko) |
JP (1) | JP7032360B2 (ko) |
KR (4) | KR102345241B1 (ko) |
CN (1) | CN112714978A (ko) |
WO (1) | WO2021039844A1 (ko) |
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WO2023007790A1 (ja) * | 2021-07-30 | 2023-02-02 | イビデン株式会社 | 断熱シート、断熱シートの製造方法及び組電池 |
JP2023029174A (ja) | 2021-08-20 | 2023-03-03 | イビデン株式会社 | 熱伝達抑制シート及びその製造方法、並びに組電池 |
US20240400464A1 (en) * | 2021-10-08 | 2024-12-05 | Nitto Denko Corporation | Thermal insulation material and method for producing thermal insulation material |
JP2023092373A (ja) | 2021-12-21 | 2023-07-03 | イビデン株式会社 | 熱伝達抑制シート及び組電池 |
EP4455091A1 (en) * | 2021-12-21 | 2024-10-30 | Ibiden Co., Ltd. | Insulating sheet and battery pack |
JP7364739B2 (ja) * | 2021-12-28 | 2023-10-18 | イビデン株式会社 | 熱伝達抑制シート及び組電池 |
JPWO2023145883A1 (ko) * | 2022-01-31 | 2023-08-03 | ||
JP2023111799A (ja) | 2022-01-31 | 2023-08-10 | イビデン株式会社 | 熱伝達抑制シートの製造方法、熱伝達抑制シート及び組電池 |
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