KR101803958B1 - 효율적인 냉각 구조의 전지팩 케이스 - Google Patents
효율적인 냉각 구조의 전지팩 케이스 Download PDFInfo
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- KR101803958B1 KR101803958B1 KR1020140134147A KR20140134147A KR101803958B1 KR 101803958 B1 KR101803958 B1 KR 101803958B1 KR 1020140134147 A KR1020140134147 A KR 1020140134147A KR 20140134147 A KR20140134147 A KR 20140134147A KR 101803958 B1 KR101803958 B1 KR 101803958B1
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- 238000001816 cooling Methods 0.000 title claims description 10
- 239000003507 refrigerant Substances 0.000 claims abstract description 77
- 239000002826 coolant Substances 0.000 claims description 16
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000007599 discharging Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- -1 LiCoO 2 Chemical class 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
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- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
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Abstract
Description
도 2는 도 1의 전지셀 2개가 장착될 셀 커버의 사시도이다;
도 3은 본 발명의 하나의 실시예에 따른 전지팩의 사시도이다;
도 4는 도 3의 전지팩의 단면도이다;
도 5는 본 발명의 하나의 실시예에 따른 경사플레이트가 장착된 전지팩의 사시도이다;
도 6은 본 발명의 하나의 실시예에 따른 전지모듈들이 장착된 전지팩의 사시도이다;
도 7은 도 6의 A-A'의 단면도이다;
도 8은 도 6의 B-B'의 단면도이다.
Claims (21)
- 다수의 전지셀 또는 단위모듈들이 내장되어 있는 구조의 전지모듈들이 차례로 적층되어 있는 전지모듈 어셈블리가 수납되어 있는 전지팩 케이스로서,
단위모듈들의 냉각을 위한 냉매가 단위모듈들의 적층방향에 수직한 방향으로 전지모듈의 일측으로부터 대향측으로 유동할 수 있도록 냉매 유입구와 냉매 배출구가 상호 반대방향으로 전지팩 케이스의 상부 및 하부에 위치하고 있고,
상기 전지팩 케이스는 한 쌍의 상부 케이스 및 하부 케이스를 포함하고 있으며,
전지팩 케이스의 상부 케이스와 전지모듈 사이에는 냉매의 유동을 안내하는 경사 플레이트가 형성되어 있고,
상기 경사 플레이트에는 상기 전지모듈의 상면과 대응하는 부위에 냉매가 유동할 수 있도록, 경사면이 상향 돌출된 형태로 형성되어 있는 것을 특징으로 하는 전지팩 케이스. - 제 1 항에 있어서, 상기 경사 플레이트는 전지팩 케이스와 일체로 형성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 1 항에 있어서, 상기 전지셀은 니켈-수소 이차전지 또는 리튬 이차전지인 것을 특징으로 하는 전지팩 케이스.
- 제 1 항에 있어서, 상기 전지셀은 금속층 및 수지층을 포함하는 라미네이트 시트의 전지케이스에 전극조립체가 내장되어 있는 파우치형 전지셀인 것을 특징으로 하는 전지팩 케이스.
- 제 1 항에 있어서, 상기 단위모듈은 전극단자들이 직렬로 상호 연결되어 있고 상기 전극단자들의 연결부가 절곡되어 적층 구조를 이루고 있는 둘 또는 그 이상의 전지셀들, 및 상기 전극단자 부위를 제외하고 상기 전지셀들의 외면을 감싸도록 상호 결합되는 한 쌍의 고강도 셀 커버를 포함하는 것으로 구성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 1 항에 있어서, 상기 냉매는 공기인 것을 특징으로 하는 전지팩 케이스.
- 삭제
- 제 1 항에 있어서, 상기 상부 케이스에는 상기 경사 플레이트 사이 공간에서 냉매가 상기 전지모듈의 일측으로부터 대향측으로 유동할 수 있도록 한 쌍의 냉매 유입구들이 형성되어 있고, 상기 하부 케이스에는 상기 냉매 유입구들로부터 유입된 냉매들이 배출되는 냉매 배출구가 상호 반대방향으로 각각 형성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 8 항에 있어서, 상기 냉매 유입구들은 제 1 전지모듈 군으로 유입되는 제 1 냉매 유입구와 제 2 전지모듈 군으로 유입되는 제 2 냉매 유입구를 포함하고 있고, 상기 냉매 배출구는 상기 제 1 냉매 유입구와 상기 제 2 냉매 유입구 사이의 가상의 수직 중심선 상에 형성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 9 항에 있어서, 상기 제 1 냉매 유입구와 상기 제 2 냉매 유입구는 각각 독립적인 냉매 유로를 가지고 상호 이격되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 9 항에 있어서, 냉매는 상기 제 1 냉매 유입구와 상기 제 2 냉매 유입구로 각각 유입되고 상기 냉매 배출구 부위에서 합류된 후에 함께 배출되는 것을 특징으로 하는 전지팩 케이스.
- 제 9 항에 있어서, 상기 제 1 냉매 유입구와 상기 제 2 냉매 유입구는 상기 상부 케이스의 상측 방향으로 형성되어 있고, 상기 냉매 배출구는 상기 냉매 유입구들로부터 수직 단면상 상기 냉매 유입구에 대해 60도 내지 120도 범위 내에 형성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 1 항에 있어서, 상기 경사 플레이트는 전지팩 케이스와 전지모듈어셈블리의 상부 및/또는 하부에 형성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 13 항에 있어서, 상기 경사 플레이트는 수직 단면상 상기 냉매 유입구로부터 상기 냉매 배출구 방향으로 선형적으로 감소하는 모양으로 형성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 13 항에 있어서, 상기 경사 플레이트는 수직 단면상 상기 냉매 유입구로부터 상기 냉매 배출구 방향으로 선형적으로 증가하는 모양으로 형성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 1 항에 있어서, 상기 전지팩 케이스는 단위모듈의 적층방향에 대응하는 길이가 단위모듈의 폭방향에 대응하는 길이보다 상대적으로 길게 형성되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 1 항에 있어서, 상기 냉매 배출구의 폭은 상기 전지팩 케이스의 폭을 기준으로 10 내지 70%의 크기를 가지고 있는 것을 특징으로 하는 전지팩 케이스.
- 제 1 항에 있어서, 상기 냉매 유입구 및/또는 냉매 배출구에는 냉매의 유동 구동력을 제공할 수 있도록 구동 팬이 추가로 장착되어 있는 것을 특징으로 하는 전지팩 케이스.
- 제 1 항 내지 제 6 항 및 제 8 항 내지 제 18 항 중 어느 하나에 따른 전지팩 케이스에 전지모듈 어셈블리가 장착되어 있는 구조의 전지팩.
- 제 19 항에 따른 전지팩을 전원으로 사용하는 것을 특징으로 하는 디바이스.
- 제 20 항에 있어서, 상기 디바이스는 전기자동차, 하이브리드 전기자동차, 또는 플러그-인 하이브리드 전기자동차 또는 전력저장장치인 것을 특징으로 하는 디바이스.
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PCT/KR2015/009942 WO2016056774A1 (ko) | 2014-10-06 | 2015-09-22 | 효율적인 냉각 구조의 전지팩 케이스 |
US15/507,069 US10944138B2 (en) | 2014-10-06 | 2015-09-22 | Battery pack case having efficient cooling structure |
EP15848774.4A EP3182502B1 (en) | 2014-10-06 | 2015-09-22 | Battery pack case having efficient cooling structure |
JP2017510331A JP6510633B2 (ja) | 2014-10-06 | 2015-09-22 | 効率的な冷却構造の電池パックケース |
PL15848774T PL3182502T3 (pl) | 2014-10-06 | 2015-09-22 | Budowa pakietu akumulatorów mająca wydajną konstrukcję chłodzącą |
CN201510640678.0A CN105489796B (zh) | 2014-10-06 | 2015-09-30 | 电池组壳体、电池组和使用电池组作为电源的装置 |
CN201520771000.1U CN205159382U (zh) | 2014-10-06 | 2015-09-30 | 电池组壳体、电池组和使用电池组作为电源的装置 |
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PL3182502T3 (pl) | 2020-03-31 |
CN205159382U (zh) | 2016-04-13 |
JP6510633B2 (ja) | 2019-05-08 |
KR20160040799A (ko) | 2016-04-15 |
EP3182502A4 (en) | 2017-07-12 |
CN105489796A (zh) | 2016-04-13 |
JP2017531286A (ja) | 2017-10-19 |
EP3182502B1 (en) | 2019-08-07 |
CN105489796B (zh) | 2018-02-16 |
US10944138B2 (en) | 2021-03-09 |
WO2016056774A1 (ko) | 2016-04-14 |
US20170309980A1 (en) | 2017-10-26 |
EP3182502A1 (en) | 2017-06-21 |
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