JP5855128B2 - 電力変換装置および電力変換装置の制御方法 - Google Patents
電力変換装置および電力変換装置の制御方法 Download PDFInfo
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/10—Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
- H02P3/06—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
- H02P3/18—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an AC motor
- H02P3/22—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an AC motor by short-circuit or resistive braking
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- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
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- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
- H02P25/22—Multiple windings; Windings for more than three phases
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- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/0241—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being an overvoltage
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- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/032—Preventing damage to the motor, e.g. setting individual current limits for different drive conditions
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- H—ELECTRICITY
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- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/10—Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load
- H02P9/102—Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load for limiting effects of transients
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/48—Arrangements for obtaining a constant output value at varying speed of the generator, e.g. on vehicle
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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
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/50—Structural details of electrical machines
- B60L2220/56—Structural details of electrical machines with switched windings
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- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/50—Structural details of electrical machines
- B60L2220/58—Structural details of electrical machines with more than three phases
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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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/427—Voltage
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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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/429—Current
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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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/527—Voltage
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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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/529—Current
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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Description
特許文献2に示された方法でロードダンプサージを抑制する場合には、発生したロードダンプエネルギーを吸収するために、大きな定格のMOSFETを採用しなければならず、コストが高くなるという問題がある。
そのため、大型のMOSFETや大容量の平滑コンデンサを用いることによるコストアップを招くことなく、ロードダンプサージを抑制し、過電圧を防止することができる。
また、バッテリが外れた後も、残存する車両電気負荷に対して発電を継続することができる。
図1は、この発明の実施の形態1に係る電力変換装置20を含む発電機1、およびこの発電機1を搭載した車両システムを示す構成図である。図1において、この車両システムは、発電機1、バッテリ2、車両電気負荷3a、3b、エンジン4およびベルト5を備えている。
回転電機10は、界磁電流を通電させ、界磁磁束を発生させる界磁巻線(界磁コイル)11を備えた回転子と、2組の電機子巻線12a、12bを備えた固定子とからなる。界磁巻線11に界磁磁束が発生した状態で回転子を回転させると、電機子巻線12a、12bに誘起電圧が生じ、電力が発生される。
とともに示す構成図である。図2において、電機子電力変換部22には、電機子巻線12a、12bの構成に合わせて、3相ブリッジ回路が2回路設けられている。
そのため、大型のMOSFETや大容量の平滑コンデンサを用いることによるコストアップを招くことなく、ロードダンプサージを抑制し、過電圧を防止することができる。
また、バッテリが外れた後も、残存する車両電気負荷に対して発電を継続することができる。
上記実施の形態1では、界磁電流がある一定の電流値まで低下した時点で、電機子巻線12aの短絡を解除して、通常の発電動作に移行すると説明したが、ロードダンプエネルギーの低減動作の終了条件は、これに限定されない。
この発明の実施の形態3では、上述した実施の形態1、2について、ロードダンプエネルギーの低減動作の終了条件を追加したものについて説明する。
この発明の実施の形態4では、上述した実施の形態2について、ロードダンプエネルギーの低減動作で短絡させる電機子巻線を変更するものについて説明する。
この発明の実施の形態5では、上述した実施の形態1で示したロードダンプエネルギーの低減動作中に、オンするMOSFETを一定時間ごとに切り替えるものについて説明する。
Claims (6)
- 発電機に内蔵され、界磁巻線と複数組の電機子巻線とを有する回転電機に接続されて、前記回転電機で発電された交流電力を直流電力に変換する電力変換装置であって、
前記界磁巻線に流れる界磁電流を制御する界磁電力変換部と、
前記複数組の電機子巻線のそれぞれに対応して設けられ、正極側アームのスイッチング素子および負極側アームのスイッチング素子を含むブリッジ回路を有する電機子電力変換部と、
前記発電機の入出力端子であるB端子−E端子間の電圧が第1所定電圧値を超えたことを検出した場合に、複数組の電機子巻線のうち、一部の組の電機子巻線に接続された前記ブリッジ回路の負極側アームまたは正極側アームのスイッチング素子をすべてオンするとともに、当該アームと対になる正極側アームまたは負極側アームのスイッチング素子をすべてオフし、かつ前記界磁巻線に流れる前記界磁電流を低減してロードダンプエネルギーの低減動作を開始し、その後、所定条件が満たされた場合に、オンしているスイッチング素子をすべてオフする制御部と、
を備え、
前記制御部は、前記ロードダンプエネルギーの低減動作の開始時、直前の前記ロードダンプエネルギーの低減動作において短絡した電機子巻線の組とは異なる組の電機子巻線を短絡する
電力変換装置。 - 前記制御部は、前記ロードダンプエネルギーの低減動作の開始後、前記界磁電流が所定電流値以下になった場合に、前記所定条件が満たされたと判断する
請求項1に記載の電力変換装置。 - 前記制御部は、前記ロードダンプエネルギーの低減動作の開始後、所定時間が経過した場合に、前記所定条件が満たされたと判断する
請求項1に記載の電力変換装置。 - 前記制御部は、前記ロードダンプエネルギーの低減動作の開始後、前記B端子−E端子間の電圧が第2所定電圧値を下回ったことを検出した場合に、前記ロードダンプエネルギーの低減動作を終了し、以降の前記ロードダンプエネルギーの低減動作を禁止する
請求項1から請求項3までの何れか1項に記載の電力変換装置。 - 前記制御部は、前記ロードダンプエネルギーの低減動作の開始後、一定時間毎に、短絡する電機子巻線の組を別の組に切り替える
請求項1から請求項4までの何れか1項に記載の電力変換装置。 - 発電機に内蔵され、界磁巻線と複数組の電機子巻線とを有する回転電機に接続されて、前記回転電機で発電された交流電力を直流電力に変換する電力変換装置の制御方法であって、
前記発電機の入出力端子であるB端子−E端子間の電圧が第1所定電圧値を超えたことを検出した場合に、複数組の電機子巻線のうち、一部の組の電機子巻線に接続されたブリッジ回路の負極側アームまたは正極側アームのスイッチング素子をすべてオンするとともに、当該アームと対になる正極側アームまたは負極側アームのスイッチング素子をすべてオフするステップと、
前記界磁巻線に流れる界磁電流を低減するステップと、
その後、所定条件が満たされた場合に、オンしているスイッチング素子をすべてオフするステップと、
を備え、
前記界磁巻線に流れる前記界磁電流を低減してロードダンプエネルギーの低減動作を開始する際、直前の前記ロードダンプエネルギーの低減動作において短絡した電機子巻線の組とは異なる組の電機子巻線を短絡する
電力変換装置の制御方法。
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DE102013224106A1 (de) * | 2013-11-26 | 2015-05-28 | Robert Bosch Gmbh | Überspannungsschutz für Kraftfahrzeugbordnetz bei Lastabwurf |
CN107534408B (zh) * | 2015-05-11 | 2020-08-25 | 三菱电机株式会社 | 交流旋转电机的控制装置 |
WO2018096282A1 (fr) * | 2016-11-24 | 2018-05-31 | Valeo Equipements Electriques Moteur | Procédé de limitation de l'énergie d'avalanche en fin de mode moteur pour un onduleur d'alterno-démarreur par diminution de courant |
JP6403863B1 (ja) * | 2017-12-15 | 2018-10-10 | 三菱電機株式会社 | 電力変換器の制御装置 |
FR3077445B1 (fr) * | 2018-01-30 | 2020-01-10 | Valeo Equipements Electriques Moteur | Procede d'optimisation du passage d'un mode de fonctionnement a un autre pour une machine electrique tournante |
JP7244216B2 (ja) * | 2018-05-17 | 2023-03-22 | 株式会社デンソー | 回転電機制御装置 |
FR3091053B1 (fr) * | 2018-12-20 | 2021-01-15 | Valeo Equipements Electriques Moteur Service Pi | Procédé de commande d’une machine électrique tournante et système de commande correspondant |
FR3091052B1 (fr) * | 2018-12-20 | 2021-05-21 | Valeo Equip Electr Moteur | Système de commande d’un convertisseur de tension |
DE102019218163A1 (de) * | 2019-11-25 | 2021-05-27 | Zf Friedrichshafen Ag | Steuerschaltung und Steuerungsverfahren zum Schutz von Elektrolytkondensatoren während eines Ladevorgangs von Elektrofahrzeugen |
IT202000008086A1 (it) * | 2020-04-16 | 2021-10-16 | Ducati Energia S P A | Rettificatore sincrono trifase per la ricarica di una batteria a bordo veicolo |
CN115230507B (zh) * | 2022-09-21 | 2023-02-03 | 浙大城市学院 | 同时实现双绕组电机控制及obc充电的复用拓扑结构 |
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JP3396955B2 (ja) | 1994-06-07 | 2003-04-14 | 株式会社デンソー | 直流−交流変換装置 |
EP1170847B1 (en) * | 2000-06-22 | 2010-08-04 | Denso Corporation | Rotary electric machine for vehicle |
JP3840880B2 (ja) * | 2000-06-23 | 2006-11-01 | 株式会社デンソー | 界磁巻線型回転電機の制御装置 |
FR2833776B1 (fr) | 2001-10-09 | 2005-09-09 | Valeo Equip Electr Moteur | Alternateur a pont de redressement, notamment pour vehicule automobile |
US6803748B2 (en) * | 2003-02-03 | 2004-10-12 | Delphi Technologies, Inc. | System and method for controlling load dump voltage of a synchronous machine |
JP4359760B2 (ja) * | 2003-10-31 | 2009-11-04 | 国産電機株式会社 | 磁石発電機を備えた発電装置 |
JP2005328690A (ja) | 2004-04-12 | 2005-11-24 | Hitachi Ltd | 車両用回転電機 |
FR2874765B1 (fr) | 2004-08-31 | 2007-02-09 | Valeo Equip Electr Moteur | Module de commande et de puissance pour une machine electrique tournante |
JP2008017556A (ja) * | 2006-07-03 | 2008-01-24 | Honda Motor Co Ltd | エンジン駆動式発電機の出力電圧制御装置 |
JP4675299B2 (ja) | 2006-09-08 | 2011-04-20 | 三菱電機株式会社 | 車両用回転電機の制御装置 |
FR2917253B1 (fr) * | 2007-06-08 | 2009-08-21 | Valeo Equip Electr Moteur | Procede de commande d'une machine electrique tournante en cas de delestage de charge, et module de commande et de puissance correspondant |
US7759909B2 (en) * | 2007-08-30 | 2010-07-20 | Infineon Technologies Ag | Generator control circuit |
JP4380755B2 (ja) * | 2007-10-10 | 2009-12-09 | 株式会社デンソー | 回転電機装置 |
JP2010016953A (ja) | 2008-07-02 | 2010-01-21 | Mitsubishi Electric Corp | 車両用発電電動機及びその制御方法 |
JP4926222B2 (ja) * | 2009-09-30 | 2012-05-09 | 三菱電機株式会社 | 車両用電力変換器の制御装置 |
JP5504878B2 (ja) * | 2009-12-24 | 2014-05-28 | 株式会社デンソー | 車両用発電機 |
JP5434696B2 (ja) * | 2010-03-08 | 2014-03-05 | 株式会社デンソー | 車両用発電機 |
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CN103975519A (zh) | 2014-08-06 |
EP2793391A4 (en) | 2016-08-03 |
EP2793391A1 (en) | 2014-10-22 |
EP2793391B1 (en) | 2019-08-14 |
CN103975519B (zh) | 2016-08-31 |
US20140292286A1 (en) | 2014-10-02 |
US9444380B2 (en) | 2016-09-13 |
IN2014CN02721A (ja) | 2015-07-03 |
WO2013088552A1 (ja) | 2013-06-20 |
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