JP2018113784A5 - - Google Patents
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- JP2018113784A5 JP2018113784A5 JP2017002803A JP2017002803A JP2018113784A5 JP 2018113784 A5 JP2018113784 A5 JP 2018113784A5 JP 2017002803 A JP2017002803 A JP 2017002803A JP 2017002803 A JP2017002803 A JP 2017002803A JP 2018113784 A5 JP2018113784 A5 JP 2018113784A5
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- pwm control
- power conversion
- switching elements
- predetermined
- conversion circuit
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- 238000006243 chemical reaction Methods 0.000 claims 13
- 238000004804 winding Methods 0.000 claims 6
- 239000000969 carrier Substances 0.000 claims 2
- 239000000446 fuel Substances 0.000 claims 1
Claims (8)
前記回転電機により力行を行う際に、ＰＷＭ制御により前記複数のスイッチング素子をオンオフするＰＷＭ制御部と、
前記ＰＷＭ制御部により前記ＰＷＭ制御が実行されており且つ前記回転電機が所定回転速度未満で回転している低速回転状態が、所定時間よりも長く継続していることを判定する判定部と、
前記判定部により前記低速回転状態が前記所定時間よりも長く継続していると判定された場合に、前記ＰＷＭ制御よりも前記スイッチング素子のオンオフ頻度が低い所定制御を実行する所定制御部と、
を備え、
前記回転電機は、電機子巻線として多相二重巻線（１１Ｘ〜１１Ｚ、１１Ｕ〜１１Ｗ）を有しており、
前記多相二重巻線には、それぞれ前記電力変換回路（１３Ａ、１３Ｂ）が接続されており、
前記所定制御部は、前記判定部により前記低速回転状態が前記所定時間よりも長く継続していると判定された場合に、前記ＰＷＭ制御よりも前記スイッチング素子のオンオフ頻度が低い所定制御を実行し、且つ前記多相二重巻線に交互に電力が出力されるように前記複数のスイッチング素子をオンオフする電力変換回路の制御装置。 A control device (14, 20) for controlling a power conversion circuit (13, 13A, 13B) having a plurality of switching elements (Sp, Sn) and converting input power and outputting the same to the rotating electrical machine (17) ,
A PWM control unit that turns on and off the plurality of switching elements by PWM control when powering with the rotating electrical machine;
A determination unit that determines that the low speed rotation state in which the PWM control is being performed by the PWM control unit and the rotating electrical machine is rotating at less than a predetermined rotation speed continues for longer than a predetermined time;
A predetermined control unit that executes predetermined control in which the on / off frequency of the switching element is lower than that of the PWM control when it is determined by the determination unit that the low speed rotation state continues for longer than the predetermined time;
Equipped with
The rotating electrical machine has a multiphase double winding (11X to 11Z, 11U to 11W) as an armature winding,
The power conversion circuits (13A, 13B) are connected to the multiphase double windings,
The predetermined control unit executes predetermined control in which the on / off frequency of the switching element is lower than that of the PWM control when the determination unit determines that the low-speed rotation state continues for longer than the predetermined time. And a control device of a power conversion circuit which turns on and off the plurality of switching elements so that power is alternately output to the multiphase double winding .
前記所定制御部は、前記判定部により前記低速回転状態が前記所定時間よりも長く継続していると判定された場合に、前記所定制御として前記所定周波数よりも低い周波数のキャリア信号を用いたＰＷＭ制御により前記複数のスイッチング素子をオンオフする請求項１に記載の電力変換回路の制御装置。 The PWM control unit turns on and off the plurality of switching elements by PWM control using a carrier signal of a predetermined frequency when performing powering with the rotating electrical machine.
The predetermined control unit uses the carrier signal of a frequency lower than the predetermined frequency as the predetermined control when the determination unit determines that the low-speed rotation state continues for longer than the predetermined time. The control device of the power conversion circuit according to claim 1, wherein the plurality of switching elements are turned on and off by control.
前記回転電機は、電機子巻線として多相二重巻線（１１Ｘ〜１１Ｚ、１１Ｕ〜１１Ｗ）を有しており、
前記多相二重巻線には、それぞれ前記電力変換回路（１３Ａ、１３Ｂ）が接続されており、
前記回転電機により力行を行う際に、ＰＷＭ制御により前記複数のスイッチング素子をオンオフするＰＷＭ制御部と、
前記ＰＷＭ制御部により前記ＰＷＭ制御が実行されており且つ前記回転電機が所定回転速度未満で回転している低速回転状態が、所定時間よりも長く継続していることを判定する判定部と、
前記判定部により前記低速回転状態が前記所定時間よりも長く継続していると判定された場合に、前記多相二重巻線に交互に電力が出力されるように前記複数のスイッチング素子をオンオフする交互出力制御部と、
を備える電力変換回路の制御装置。 A control device (14, 20) for controlling a power conversion circuit having a plurality of switching elements (Sp, Sn) and converting input power and outputting the converted power to a rotating electrical machine (17),
The rotating electrical machine has a multiphase double winding (11X to 11Z, 11U to 11W) as an armature winding,
The power conversion circuits (13A, 13B) are connected to the multiphase double windings,
A PWM control unit that turns on and off the plurality of switching elements by PWM control when powering with the rotating electrical machine;
A determination unit that determines that the low speed rotation state in which the PWM control is being performed by the PWM control unit and the rotating electrical machine is rotating at less than a predetermined rotation speed continues for longer than a predetermined time;
The plurality of switching elements are turned on and off so that power is alternately output to the multiphase double winding when it is determined by the determination unit that the low-speed rotation state continues for longer than the predetermined time. Alternate output control unit,
Control device of a power conversion circuit comprising:
前記ＰＷＭ制御部は、前記エンジンの始動を行う際に、ＰＷＭ制御により前記複数のスイッチング素子をオンオフする請求項１〜４のいずれか１項に記載の電力変換回路の制御装置。 The rotating electrical machine is for starting the engine (101),
The control device of the power conversion circuit according to any one of claims 1 to 4 , wherein the PWM control unit turns on and off the plurality of switching elements by PWM control when starting the engine.
前記ＰＷＭ制御部は、前記エンジンをアイドル回転速度よりも低い回転速度で回転させる状態を維持する際に、ＰＷＭ制御により前記複数のスイッチング素子をオンオフする請求項１〜５のいずれか１項に記載の電力変換回路の制御装置。 The rotating electric machine maintains a state in which the engine is rotated at a rotational speed lower than an idle rotational speed, with the fuel of the engine (101) cut.
The PWM control unit according to any one of claims 1 to 5 , wherein, when maintaining the state in which the engine is rotated at a rotational speed lower than an idle rotational speed, the plurality of switching elements are turned on and off by PWM control. Control device of power conversion circuit.
前記ＰＷＭ制御部は、前記車両を走行させる際に、ＰＷＭ制御により前記複数のスイッチング素子をオンオフする請求項１〜６のいずれか１項に記載の電力変換回路の制御装置。 The rotating electrical machine is for moving a vehicle.
The control device of the power conversion circuit according to any one of claims 1 to 6 , wherein the PWM control unit turns on and off the plurality of switching elements by PWM control when causing the vehicle to travel.
前記回転電機（１７）と、前記電力変換回路（１３、１３Ａ、１３Ｂ）と、を備える回転電機ユニット（１０）。 The control device (14, 20) of the power conversion circuit according to any one of claims 1 to 7 ,
A rotary electric machine unit (10) comprising the rotary electric machine (17) and the power conversion circuit (13, 13A, 13B).
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017002803A JP6677176B2 (en) | 2017-01-11 | 2017-01-11 | Power conversion circuit control device, rotating electric machine unit |
| PCT/JP2018/000199 WO2018131568A1 (en) | 2017-01-11 | 2018-01-09 | Control device for power conversion circuit and rotary electric machine unit |
| CN201880006526.7A CN110168925B (en) | 2017-01-11 | 2018-01-09 | Control device for power conversion circuit, and rotating electric machine unit |
| DE112018000350.7T DE112018000350T5 (en) | 2017-01-11 | 2018-01-09 | Control device for a power conversion circuit and rotating electrical machine unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017002803A JP6677176B2 (en) | 2017-01-11 | 2017-01-11 | Power conversion circuit control device, rotating electric machine unit |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018113784A JP2018113784A (en) | 2018-07-19 |
| JP2018113784A5 true JP2018113784A5 (en) | 2019-05-23 |
| JP6677176B2 JP6677176B2 (en) | 2020-04-08 |
Family
ID=62840052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017002803A Active JP6677176B2 (en) | 2017-01-11 | 2017-01-11 | Power conversion circuit control device, rotating electric machine unit |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6677176B2 (en) |
| CN (1) | CN110168925B (en) |
| DE (1) | DE112018000350T5 (en) |
| WO (1) | WO2018131568A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7337514B2 (en) * | 2019-02-28 | 2023-09-04 | キヤノン株式会社 | Imaging device, driving device and blur correction device |
| CN112636661B (en) * | 2019-09-24 | 2022-10-18 | 比亚迪股份有限公司 | Automobile and high-voltage control device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05316744A (en) * | 1992-05-08 | 1993-11-26 | Meidensha Corp | Method for preventing thermal failure of pwm inverter |
| JP2845093B2 (en) * | 1993-07-16 | 1999-01-13 | 三菱電機株式会社 | AC electric vehicle control device |
| JP3200346B2 (en) * | 1995-12-29 | 2001-08-20 | 本田技研工業株式会社 | Control device for electric vehicle |
| JP4985561B2 (en) | 2008-06-24 | 2012-07-25 | トヨタ自動車株式会社 | Control device for vehicle drive motor |
| CN104718695B (en) * | 2013-04-22 | 2017-07-21 | 富士电机株式会社 | Power inverter and its control method |
| JP6299538B2 (en) * | 2014-09-09 | 2018-03-28 | 株式会社デンソー | Control device for rotating electrical machine |
| JP6365427B2 (en) | 2015-06-10 | 2018-08-01 | トヨタ自動車株式会社 | vehicle |
-
2017
- 2017-01-11 JP JP2017002803A patent/JP6677176B2/en active Active
-
2018
- 2018-01-09 CN CN201880006526.7A patent/CN110168925B/en active Active
- 2018-01-09 WO PCT/JP2018/000199 patent/WO2018131568A1/en active Application Filing
- 2018-01-09 DE DE112018000350.7T patent/DE112018000350T5/en active Pending
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