JP2021512574A - スイッチ診断装置及び方法 - Google Patents
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- 238000003745 diagnosis Methods 0.000 description 3
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- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
20:第2バッテリーモジュール
30:第3バッテリーモジュール
11:第1正極モジュールスイッチ
12:第1負極モジュールスイッチ
21:第2正極モジュールスイッチ
22:第2負極モジュールスイッチ
31:第3正極モジュールスイッチ
32:第3負極モジュールスイッチ
100:正極診断端子
110:第1正極診断端子
120:第2正極診断端子
130:第3正極診断端子
200:負極診断端子
210:第1負極診断端子
220:第2負極診断端子
230:第3負極診断端子
300:電圧測定部
400:プロセッサ
500:メモリデバイス
N1:第1ノード
N2:第2ノード
Claims (10)
- 互いに並列で接続された複数のバッテリーモジュールに備えられたスイッチを診断する装置であって、
前記複数のバッテリーモジュールの正極端子と直接接続される正極充放電経路にそれぞれ備えられ、前記正極充放電経路を開閉するように構成された複数の正極モジュールスイッチと、
前記複数のバッテリーモジュールの負極端子と直接接続される負極充放電経路にそれぞれ備えられ、前記負極充放電経路を開閉するように構成された複数の負極モジュールスイッチと、
前記複数の正極モジュールスイッチと、前記複数のバッテリーモジュールを備えるバッテリーパックの正極端子との間の統合正極経路に備えられるように構成された正極診断端子と、
前記複数の負極モジュールスイッチと前記バッテリーパックの負極端子との間の統合負極経路に備えられるように構成された負極診断端子と、
前記正極診断端子及び前記負極診断端子の電圧を測定するように構成された電圧測定部と、
前記電圧測定部から前記正極診断端子及び前記負極診断端子の電圧を受信し、前記正極診断端子及び前記負極診断端子の電圧に基づいて、前記複数のバッテリーモジュールのうち少なくとも一つのバッテリーモジュールの正極モジュールスイッチ及び負極モジュールスイッチの固着状態を診断するように構成されたプロセッサとを含む、スイッチ診断装置。 - 前記プロセッサは、前記正極診断端子と前記負極診断端子との間の電圧が予め決められた臨界値以上である場合、前記複数のバッテリーモジュールのうち少なくとも一つのバッテリーモジュールの正極モジュールスイッチ及び負極モジュールスイッチが固着状態であると診断する、請求項1に記載のスイッチ診断装置。
- 前記プロセッサは、前記正極診断端子と前記負極診断端子との間の電圧が予め決められた臨界値以下である場合、前記複数のバッテリーモジュールの正極モジュールスイッチ及び負極モジュールスイッチが正常状態であると診断する、請求項1または2に記載のスイッチ診断装置。
- 互いに並列で接続された複数のバッテリーモジュールに備えられたスイッチを診断する装置であって、
前記複数のバッテリーモジュールの正極端子と直接接続される正極充放電経路にそれぞれ備えられ、前記正極充放電経路を開閉するように構成された複数の正極モジュールスイッチと、
前記複数のバッテリーモジュールの負極端子と直接接続される負極充放電経路にそれぞれ備えられ、前記負極充放電経路を開閉するように構成された複数の負極モジュールスイッチと、
それぞれの正極モジュールスイッチと、前記複数のバッテリーモジュールを備えるバッテリーパックの正極端子との間の正極充放電経路に備えられるように構成された複数の正極診断端子と、
それぞれの負極モジュールスイッチと前記バッテリーパックの負極端子との間の負極充放電経路に備えられるように構成された複数の負極診断端子と、
前記複数の正極診断端子及び前記複数の負極診断端子の電圧を測定するように構成された電圧測定部と、
前記電圧測定部から前記複数の正極診断端子及び前記複数の負極診断端子の電圧を受信し、少なくとも一つの正極診断端子の電圧及び負極診断端子の電圧に基づいて、前記複数のバッテリーモジュールのうち少なくとも一つのバッテリーモジュールの正極モジュールスイッチ及び負極モジュールスイッチの固着状態を診断するように構成されたプロセッサとを含む、スイッチ診断装置。 - 前記プロセッサは、前記複数のバッテリーモジュールのうち診断対象バッテリーモジュールを選択し、前記診断対象バッテリーモジュールを除いたバッテリーモジュールに備えられた正極診断端子及び負極診断端子の電圧に基づいて、前記診断対象バッテリーモジュールの正極モジュールスイッチ及び負極モジュールスイッチの固着状態を診断する、請求項4に記載のスイッチ診断装置。
- 前記プロセッサは、前記診断対象バッテリーモジュールを除いたバッテリーモジュールに備えられた正極診断端子と負極診断端子との間の電圧が予め決められた臨界値以上である場合、前記診断対象バッテリーモジュールの正極モジュールスイッチ及び負極モジュールスイッチが固着状態であると診断する、請求項5に記載のスイッチ診断装置。
- 前記プロセッサは、前記診断対象バッテリーモジュールを除いたバッテリーモジュールに備えられた正極診断端子と負極診断端子との間の電圧が予め決められた臨界値以下である場合、前記診断対象バッテリーモジュールの正極モジュールスイッチ及び負極モジュールスイッチが正常状態であると診断する、請求項5または6に記載のスイッチ診断装置。
- 請求項1から7のいずれか一項に記載のスイッチ診断装置を含むBMS。
- 請求項1から7のいずれか一項に記載のスイッチ診断装置を含むバッテリーパック。
- 互いに並列で接続された複数のバッテリーモジュールに備えられたスイッチを診断する方法であって、
前記複数のバッテリーモジュールの正極端子と直接接続される正極充放電経路にそれぞれ備えられて前記正極充放電経路を開閉するように構成された複数の正極モジュールスイッチと、前記複数のバッテリーモジュールを備えるバッテリーパックの正極端子との間の統合正極経路に備えられるように構成された正極診断端子、及び前記複数のバッテリーモジュールの負極端子と直接接続される負極充放電経路にそれぞれ備えられて前記負極充放電経路を開閉するように構成された複数の負極モジュールスイッチと前記バッテリーパックの負極端子との間の統合負極経路に備えられるように構成された負極診断端子の電圧を測定する段階と、
前記電圧を測定する段階によって測定された前記正極診断端子及び前記負極診断端子の電圧に基づいて、前記複数のバッテリーモジュールのうち少なくとも一つのバッテリーモジュールの正極モジュールスイッチ及び負極モジュールスイッチの固着状態を診断する段階とを含む、スイッチ診断方法。
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KR1020180109206A KR102433848B1 (ko) | 2018-09-12 | 2018-09-12 | 스위치 진단 장치 및 방법 |
KR10-2018-0109206 | 2018-09-12 | ||
PCT/KR2019/011828 WO2020055162A1 (ko) | 2018-09-12 | 2019-09-11 | 스위치 진단 장치 및 방법 |
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US11293985B2 (en) | 2022-04-05 |
EP3754350A1 (en) | 2020-12-23 |
KR102433848B1 (ko) | 2022-08-17 |
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WO2020055162A1 (ko) | 2020-03-19 |
US20200355746A1 (en) | 2020-11-12 |
CN111699398A (zh) | 2020-09-22 |
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