JP2023020844A - 電気車両用の駆動ユニット - Google Patents
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Abstract
Description
例示的な実施形態は、図面の参照図に例示されている。本明細書に開示される実施形態及び図は、限定的ではなく例示的であるとみなされるべきであることが意図されている。
両方のPWM方法が連続PWMである場合、最適化された位相シフトは90度である、
両方のPWM方法が不連続PWMである場合、最適化された位相シフトは180度である、及び
1つのPWM方法が連続PWMであり、別のPWM方法が不連続PWMである場合、最適化された位相シフトは90度である。
Claims (20)
- 電気車両用の駆動ユニットであって、前記駆動ユニットが、
第1の電気モータと、
前記第1の電気モータに機械的に結合可能である第1の車軸と、
第2の電気モータと、
前記第2の電気モータに機械的に結合可能である第2の車軸と、
高電圧直流電流(DC)電力源に電気的に結合可能であるデュアル電力インバータモジュールとを備え、前記デュアル電力インバータモジュールが、
前記高電圧DC電力を3相の高電圧交流電流(AC)電力に変換するように構成されており、かつ前記3相の高電圧AC電力を前記第1の電気モータに提供するように電気的に結合可能である、第1のインバータと、
前記高電圧DC電力を3相の高電圧AC電力に変換するように構成されており、かつ前記3相の高電圧AC電力を前記第2の電気モータに提供するように電気的に結合可能である、第2のインバータと、
前記第1のインバータ及び前記第2のインバータを制御するように構成された共通コントローラと、
を含む電気車両用の駆動ユニット。 - 前記第1の電気モータと前記第1の車軸との間に機械的に結合された第1のセットの歯車と、
前記第2の電気モータと前記第2の車軸との間に機械的に結合された第2のセットの歯車と、を更に備える、請求項1に記載の駆動ユニット。 - 前記第1の車軸及び前記第2の車軸が、第1及び第2の車輪に固定的に結合可能である、請求項1に記載の駆動ユニット。
- 前記第1の車軸及び前記第2の車軸が、第1及び第2の車輪に取り外し可能に結合可能である、請求項1に記載の駆動ユニット。
- 前記第1の電気モータが、第1の電圧定格及び第1の電流定格を有し、
前記第2の電気モータが、前記第1の電圧定格と同じである第2の電圧定格及び前記第1の電流定格と同じである第2の電流定格を有する、請求項1に記載の駆動ユニット。 - 前記第1の電気モータ及び前記第2の電気モータが、同期電気モータを含む、請求項1に記載の駆動ユニット。
- 前記同期電気モータが、永久磁石電気モータを含む、請求項6に記載の駆動ユニット。
- 前記第1のインバータ及び前記第2のインバータが、同じ電圧及び電流出力定格を有する、請求項1に記載の駆動ユニット。
- 電気車両用の駆動ユニットであって、前記駆動ユニットが、
第1の同期電気モータと、
前記第1の同期電気モータに機械的に結合可能である第1の車軸と、
第2の同期電気モータと、
前記第2の同期電気モータに機械的に結合可能である第2の車軸と、
前記第1の同期電気モータと前記第1の車軸との間に機械的に結合された第1のセットの歯車と、
前記第2の同期電気モータと前記第2の車軸との間に機械的に結合された第2のセットの歯車と、
高電圧直流電流(DC)電力源に電気的に結合可能であるデュアル電力インバータモジュールとを備え、前記デュアル電力インバータモジュールが、
前記高電圧DC電力を3相の高電圧交流電流(AC)電力に変換するように構成されており、かつ前記3相の高電圧AC電力を前記第1の同期電気モータに提供するように電気的に結合可能である、第1のインバータと、
前記高電圧DC電力を3相の高電圧AC電力に変換するように構成されており、かつ前記3相の高電圧AC電力を前記第2の同期電気モータに提供するように電気的に結合可能である、第2のインバータと、
前記第1のインバータ及び前記第2のインバータを制御するように構成された共通コントローラと、
を含む電気車両用の駆動ユニット。 - 前記第1の車軸及び前記第2の車軸が、第1及び第2の車輪に固定的に結合可能である、請求項9に記載の駆動ユニット。
- 前記第1の車軸及び前記第2の車軸が、第1及び第2の車輪に取り外し可能に結合可能である、請求項9に記載の駆動ユニット。
- 前記第1の同期電気モータ及び前記第2の同期電気モータが、同じ電圧及び電流定格を有する、請求項10に記載の駆動ユニット。
- 前記同期電気モータが、永久磁石電気モータを含む、請求項9に記載の駆動ユニット。
- 前記第1のインバータ及び前記第2のインバータが、同じ電圧及び電流出力定格を有する、請求項9に記載の駆動ユニット。
- 電気車両であって、
車両本体と、
前記車両本体内に配設された高電圧直流電流(DC)電気バッテリと、
少なくとも1つの駆動ユニットとを備え、前記少なくとも1つの駆動ユニットが、
第1の電気モータと、
前記第1の電気モータに機械的に結合可能である第1の車軸と、
第2の電気モータと、
前記第2の電気モータに機械的に結合可能である第2の車軸と、
高電圧の直流電流(DC)電力源に電気的に結合可能であるデュアル電力インバータモジュールとを含み、前記デュアル電力インバータモジュールが、
前記高電圧DC電力を3相の高電圧交流電流(AC)電力に変換するように構成されており、かつ前記3相の高電圧AC電力を前記第1の電気モータに提供するように電気的に結合可能である、第1のインバータと、
前記高電圧DC電力を3相の高電圧AC電力に変換するように構成されており、かつ前記3相の高電圧AC電力を前記第2の電気モータに提供するように電気的に結合可能である、第2のインバータと、
前記第1のインバータ及び前記第2のインバータを制御するように構成された共通コントローラと、を含む、デュアル電力インバータモジュールと、
を含む電気車両。 - 前記第1の電気モータと前記第1の車軸との間に機械的に結合された第1のセットの歯車と、
前記第2の電気モータと前記第2の車軸との間に機械的に結合された第2のセットの歯車と、を更に備える、請求項15に記載の駆動ユニット。 - 前記少なくとも1つの駆動ユニットが、左及び右前車輪から選択された車輪に結合可能である駆動ユニットを含む、請求項15に記載の電気車両。
- 前記少なくとも1つの駆動ユニットが、
左及び右前車輪に結合可能である第1の駆動ユニットと、
左及び右後車輪に結合可能である第2の駆動ユニットと、を含む、請求項15に記載の電気車両。 - 前記第1の車軸及び前記第2の車軸から選択された少なくとも1つの車軸が、関連付けられた車輪に固定的に結合可能である、請求項15に記載の電気車両。
- 前記第1の車軸及び前記第2の車軸から選択された少なくとも1つの車軸が、関連付けられた車輪に取り外し可能に結合可能である、請求項15に記載の電気車両。
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JP2009044891A (ja) * | 2007-08-09 | 2009-02-26 | Hitachi Ltd | 電力変換装置 |
JP2020171067A (ja) * | 2019-04-01 | 2020-10-15 | トヨタ自動車株式会社 | 車両用のモータ制御装置 |
US20210094425A1 (en) * | 2019-09-30 | 2021-04-01 | Toyota Motor Engineering & Manufacturing North America, Inc. | Systems and methods for improving propulsion of a vehicle using selectively attachable hub motors |
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JP4631924B2 (ja) * | 2008-04-16 | 2011-02-16 | トヨタ自動車株式会社 | 駆動装置およびこれを搭載するハイブリッド車並びに駆動装置の制御方法 |
JP6282331B1 (ja) * | 2016-10-31 | 2018-02-21 | 三菱電機株式会社 | 電力変換装置 |
JP7040192B2 (ja) * | 2018-03-22 | 2022-03-23 | 株式会社デンソー | 電動機駆動装置 |
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JP2009044891A (ja) * | 2007-08-09 | 2009-02-26 | Hitachi Ltd | 電力変換装置 |
JP2020171067A (ja) * | 2019-04-01 | 2020-10-15 | トヨタ自動車株式会社 | 車両用のモータ制御装置 |
US20210094425A1 (en) * | 2019-09-30 | 2021-04-01 | Toyota Motor Engineering & Manufacturing North America, Inc. | Systems and methods for improving propulsion of a vehicle using selectively attachable hub motors |
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