JP2018161016A - 巻線形誘導機の制御システム、制御装置、および制御方法 - Google Patents
巻線形誘導機の制御システム、制御装置、および制御方法 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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/005—Arrangements for controlling doubly fed motors
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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
- H02P9/006—Means for protecting the generator by using control
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/06—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
-
- 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
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/05—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using AC supply for both the rotor and the stator circuits, the frequency of supply to at least one circuit being variable
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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
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
-
- 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
- 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
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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
- 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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- 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
- H02P9/007—Control circuits for doubly fed generators
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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
- B60L2220/10—Electrical machine types
- B60L2220/12—Induction machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
- H02H7/1222—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters responsive to abnormalities in the input circuit, e.g. transients in the DC input
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/001—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off
- H02H9/002—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off limiting inrush current on switching on of inductive loads subjected to remanence, e.g. transformers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/042—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage comprising means to limit the absorbed power or indicate damaged over-voltage protection device
-
- 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
- H02P2101/00—Special adaptation of control arrangements for generators
- H02P2101/10—Special adaptation of control arrangements for generators for water-driven turbines
-
- 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
- H02P2207/00—Indexing scheme relating to controlling arrangements characterised by the type of motor
- H02P2207/01—Asynchronous machines
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Inverter Devices (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
【解決手段】一実施形態によれば、制御システムは、チョッパ、短絡器、電圧検出回路、および制御装置を備える。チョッパは、巻線形誘導機の固定子に接続されるコンバータと、巻線形誘導機の回転子に接続されるインバータとの間における直流電圧を降圧する。短絡器は、回転子とインバータとを接続する電線を短絡し、電圧検出回路は直流電圧を検出する。制御装置は、電圧値が第1規定値を超えたときにチョッパを駆動させると同時に、直流成分を重畳した交流電流をインバータから出力させ、電圧値が第2規定値を超えたときに短絡器を駆動させると同時にインバータを停止させる。
【選択図】図1
Description
Claims (7)
- 巻線形誘導機の固定子に接続されるコンバータと、前記巻線形誘導機の回転子に接続されるインバータとの間における直流電圧を降圧するチョッパと、
前記回転子と前記インバータとを接続する電線を短絡する短絡器と、
前記直流電圧を検出する電圧検出回路と、
前記電圧検出回路から入力された電圧値が第1規定値を超えたときに前記チョッパを駆動させると同時に、直流成分を重畳した交流電流を前記インバータから出力させ、前記電圧値が前記第1規定値よりも大きい第2規定値を超えたときに前記短絡器を駆動させると同時に前記インバータを停止させる制御装置と、
を備える巻線形誘導機の制御システム。 - 前記電線を流れる線電流を検出する電流センサを備え、
1つの遮断器が前記固定子と電力系統との間に接続されている場合、前記制御装置は、前記線電流の電流値が規定電流値を下回った後、前記巻線形誘導機の運転を停止させ、
複数の前記遮断器のいずれかが前記固定子と前記電力系統との間に接続されている場合、前記制御装置は、前記電流値が前記規定電流値を下回った後、前記巻線形誘導機の運転を継続する、請求項1に記載の制御システム。 - 前記制御装置は、前記第1規定値に基づいて前記チョッパおよび前記インバータを駆動させてから前記第2規定値に基づいて前記短絡器を駆動させるまでの間に、前記規定電流値を一時的に高く設定する、請求項2に記載の制御システム。
- 前記短絡器は、前記電線間に設けれた短絡用スイッチング素子と、前記短絡用スイッチング素子に直列に接続された電流制限抵抗器と、を有する、請求項1から3のいずれかに記載の制御システム。
- 前記チョッパは、チョッパ用スイッチング素子と、前記チョッパ用スイッチング素子に直列に接続されたチョッパ抵抗器と、を有し、
前記チョッパ抵抗器の抵抗値が、前記電圧値が前記第2規定値を超えない範囲内で設定されている、請求項1から4のいずれかに記載の制御システム。 - 少なくとも1つ以上の遮断器を介して電力系統に接続された固定子と、前記固定子内に設けられた回転子と、を有する巻線形誘導機の制御方法であって、
前記固定子に接続されたコンバータと前記回転子に接続されたインバータとの間における直流電圧を検出し、
検出した電圧値が第1規定値を超えたときに、前記直流電圧を降圧するチョッパを駆動させると同時に、直流成分を重畳した交流電流を前記インバータから出力させ、
前記電圧値が前記第1規定値よりも大きい第2規定値を超えたときに、前記回転子と前記インバータとを接続する電線を短絡すると同時に前記インバータを停止させる、制御方法。 - 少なくとも1つ以上の遮断器を介して電力系統に接続された固定子と、前記固定子内に設けられた回転子と、を有する巻線形誘導機の制御装置であって、
前記固定子に接続されたコンバータと前記回転子に接続されたインバータとの間における直流電圧に対応する電圧値が、第1規定値を超えたか否か判定するとともに、前記電圧値が、前記第1規定値よりも大きい第2規定値を超えたか否か判定する判定部と、
前記判定部で前記電圧値が前記第1規定値を超えたと判定されたときに、前記直流電圧を降圧するチョッパを駆動させると同時に、直流成分を重畳した交流電流を前記インバータから出力させ、前記判定部で前記電圧値が前記第2規定値を超えたと判定されたときに前記回転子と前記インバータとを接続する電線を短絡する短絡器を駆動させると同時に前記インバータを停止させる指令部と、
を備える制御装置。
Priority Applications (4)
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JP2017058141A JP6725446B2 (ja) | 2017-03-23 | 2017-03-23 | 巻線形誘導機の制御システム、および制御方法 |
US15/891,398 US10291159B2 (en) | 2017-03-23 | 2018-02-08 | Control system, controller, and control method for wound induction machine |
DE102018203515.6A DE102018203515A1 (de) | 2017-03-23 | 2018-03-08 | Steuersystem, Steuereinrichtung und Steuerverfahren für eine gewickelte Induktionsmaschine |
CN201810213185.2A CN108631667B (zh) | 2017-03-23 | 2018-03-15 | 绕线形感应机的控制***、控制装置及控制方法 |
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Citations (3)
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JPH04207996A (ja) * | 1990-11-30 | 1992-07-29 | Tokyo Electric Power Co Inc:The | セルビウス装置の制御方法 |
JPH0662600A (ja) * | 1992-08-06 | 1994-03-04 | Hitachi Ltd | 2次励磁装置 |
JPH0767393A (ja) * | 1993-08-24 | 1995-03-10 | Tokyo Electric Power Co Inc:The | 可変速揚水発電システムの過電圧保護装置 |
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JPH08317694A (ja) | 1995-05-19 | 1996-11-29 | Tokyo Electric Power Co Inc:The | 過電圧保護装置 |
CN103001573B (zh) * | 2011-09-13 | 2016-03-23 | 台达电子企业管理(上海)有限公司 | 中压变频驱动*** |
JP6071912B2 (ja) * | 2014-01-27 | 2017-02-01 | 株式会社東芝 | 過電圧保護装置および電流調整回路 |
CN105981277B (zh) * | 2014-02-19 | 2019-04-23 | 三菱电机株式会社 | 直流电源装置、电动机驱动装置和制冷循环应用设备 |
JP2017058141A (ja) | 2015-09-14 | 2017-03-23 | 株式会社トプコン | 平坦度測定システム及び平坦度測定方法 |
JP6991747B2 (ja) | 2016-09-15 | 2022-01-13 | 株式会社東芝 | 二重給電交流機の制御装置および制御方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH04207996A (ja) * | 1990-11-30 | 1992-07-29 | Tokyo Electric Power Co Inc:The | セルビウス装置の制御方法 |
JPH0662600A (ja) * | 1992-08-06 | 1994-03-04 | Hitachi Ltd | 2次励磁装置 |
JPH0767393A (ja) * | 1993-08-24 | 1995-03-10 | Tokyo Electric Power Co Inc:The | 可変速揚水発電システムの過電圧保護装置 |
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