JP2023530327A - バッテリーパック及びそれを含む自動車 - Google Patents
バッテリーパック及びそれを含む自動車 Download PDFInfo
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- 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
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- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
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- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/258—Modular batteries; Casings provided with means for assembling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
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- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
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- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
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- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
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- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
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Abstract
Description
本出願は、2021年3月4日付け出願の韓国特許出願第10-2021-0029091号に基づく優先権を主張し、当該出願の明細書及び図面に開示された内容は、すべて本出願に組み込まれる。
150 バッテリーセル
200 バスバーアセンブリ
300 クーリングユニット
400、405 セル収容ユニット
Claims (40)
- 複数のバッテリーセルを含むバッテリーセルアセンブリと、
前記バッテリーセルアセンブリの一側に配置されたバスバーアセンブリと、
前記複数のバッテリーセル同士の間に配置されたクーリングユニットと、
前記クーリングユニットと共に前記複数のバッテリーセルを区画するセル収容ユニットと、
を含む、バッテリーパック。 - 前記クーリングユニットと前記複数のバッテリーセルとの間の空間に満たされた充填部材を含む、請求項1に記載のバッテリーパック。
- 前記充填部材は、前記バスバーアセンブリを少なくとも部分的に覆うように前記バスバーアセンブリに満たされている、請求項2に記載のバッテリーパック。
- 前記充填部材は、前記バッテリーセルアセンブリ及び前記セル収容ユニットをすべて覆うように満たされている、請求項2に記載のバッテリーパック。
- 前記充填部材は、前記バッテリーセルアセンブリの上下方向において、前記バスバーアセンブリと前記バッテリーセルとの間に連続的に満たされている、請求項2に記載のバッテリーパック。
- 前記充填部材は、ポッティング樹脂を含む、請求項2に記載のバッテリーパック。
- 前記セル収容ユニットは、前記バッテリーセルアセンブリの長手方向に沿って所定の長さで形成され、前記バッテリーセルの少なくとも一側面を覆う少なくとも一つの収容部材を含む、請求項1から6のいずれか一項に記載のバッテリーパック。
- 前記少なくとも一つの収容部材は、対向する複数のバッテリーセルの外面に対応する形状を有する、請求項7に記載のバッテリーパック。
- 前記収容部材は、複数備えられ、
前記複数の収容部材は、前記バッテリーセルアセンブリの幅方向に沿って相互に所定の距離だけ離隔して配置されている、請求項7に記載のバッテリーパック。 - それぞれの収容部材は、対向するバッテリーセルを収容する複数のセル収容部を含む、請求項9に記載のバッテリーパック。
- 前記複数のセル収容部は、所定の深さを有するように凹状に形成されている、請求項10に記載のバッテリーパック。
- 前記複数のセル収容部は、対向するバッテリーセルの外側面に対応する形状を有する、請求項10に記載のバッテリーパック。
- 前記バッテリーセルと前記セル収容部との間には、接着剤が備えられる、請求項10に記載のバッテリーパック。
- 前記接着剤は、ポッティング樹脂を含む、請求項13に記載のバッテリーパック。
- 前記クーリングユニットは、前記バッテリーセルアセンブリの幅方向において、前記複数の収容部材同士の間に配置されている、請求項9に記載のバッテリーパック。
- 前記クーリングユニットは、前記バッテリーセルアセンブリの長手方向に沿って所定の長さで形成され、前記複数のバッテリーセル同士の間に配置され、内部に冷却水の循環のための冷却流路が設けられた複数の冷却チューブと、
前記複数の冷却チューブの冷却流路と連通するように前記複数の冷却チューブと連結された冷却水流出入部と、
を含む、請求項15に記載のバッテリーパック。 - 前記複数の冷却チューブは、前記複数の収容部材同士の間に配置されている、請求項16に記載のバッテリーパック。
- 前記冷却流路は、
前記バスバーアセンブリの近くに備えられる上側流路と、
前記上側流路と離隔して配置される下側流路と、
前記上側流路と前記下側流路とを連結する連結流路と、
を含む、請求項16に記載のバッテリーパック。 - 前記連結流路は、前記冷却水流出入部の反対側に備えられる、請求項18に記載のバッテリーパック。
- 前記冷却水流出入部は、
前記上側流路と連結された冷却水供給ポートと、
前記下側流路と連結された冷却水排出ポートと、
を含む、請求項18に記載のバッテリーパック。 - 前記上側流路と前記下側流路は、複数個備えられる、請求項18に記載のバッテリーパック。
- 前記セル収容ユニットと結合され、前記バッテリーセルアセンブリ及び前記クーリングユニットを支持するセル支持部を含む、請求項1から21のいずれか一項に記載のバッテリーパック。
- 前記セル支持部には、前記セル収容ユニットを支持するように所定の高さで突出する支持リブが形成されている、請求項22に記載のバッテリーパック。
- 前記支持リブは、複数備えられ、
前記複数の支持リブ同士の間には、前記クーリングユニットが配置されている、請求項23に記載のバッテリーパック。 - 前記支持リブには、前記セル収容ユニットの底部が挿入される所定の深さの挿入溝が備えられる、請求項23に記載のバッテリーパック。
- 前記セル支持部は、前記セル収容ユニットに垂直に配置されている、請求項22に記載のバッテリーパック。
- 前記セル収容ユニットは、前記バッテリーセルの側面部を支持し、
前記セル支持部は、前記バッテリーセルの底部を支持する、請求項22に記載のバッテリーパック。 - 前記セル支持部には、前記バッテリーセルが載置されるセル載置部が備えられる、請求項22に記載のバッテリーパック。
- 前記セル載置部は、所定の大きさの開口で形成されている、請求項28に記載のバッテリーパック。
- 前記開口は、前記バッテリーセルの直径を超えない大きさを有する、請求項29に記載のバッテリーパック。
- 前記セル収容ユニットは、ハニカム状で配列されている、請求項1から30のいずれか一項に記載のバッテリーパック。
- 前記バスバーアセンブリは、前記バッテリーセルアセンブリの上側に配置されている、請求項1から31のいずれか一項に記載のバッテリーパック。
- 請求項1から32のいずれか一項に記載のバッテリーパックを少なくとも一つ含む、自動車。
- 複数のバッテリーセルを含むバッテリーセルアセンブリと、
相互に結合されて前記複数のバッテリーセルを支持するセル収容ユニット及びセル支持部と、
前記バッテリーセルアセンブリ及び前記セル収容ユニットを覆うように満たされた充填部材と、
を含む、バッテリーパック。 - 前記セル支持部は、前記セル収容ユニットと垂直に結合されている、請求項34に記載のバッテリーパック。
- 前記セル収容ユニットは、最外郭の両側に前記バッテリーセルアセンブリの剛性を補強するための補強構造が備えられる、請求項34に記載のバッテリーパック。
- 前記補強構造は、前記セル収容ユニットの外側に突出した角形凹凸構造で設けられている、請求項36に記載のバッテリーパック。
- 前記補強構造は、前記バッテリーセルアセンブリの長手方向に沿って連続的に形成されている、請求項36に記載のバッテリーパック。
- 前記補強構造は、三角柱状または台形柱状である、請求項36に記載のバッテリーパック。
- 前記充填部材は、前記補強構造を覆うように満たされている、請求項36に記載のバッテリーパック。
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