DE2744319C2 - - Google Patents

Info

Publication number
DE2744319C2
DE2744319C2 DE2744319A DE2744319A DE2744319C2 DE 2744319 C2 DE2744319 C2 DE 2744319C2 DE 2744319 A DE2744319 A DE 2744319A DE 2744319 A DE2744319 A DE 2744319A DE 2744319 C2 DE2744319 C2 DE 2744319C2
Authority
DE
Germany
Prior art keywords
signal
stator
torque
motor
current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE2744319A
Other languages
German (de)
English (en)
Other versions
DE2744319A1 (de
Inventor
John Douglas Erie Pa. Us D'atre
Thomas Anthony Schenectady N.Y. Us Lipo
Allan Barr Scotia N.Y. Us Plunkett
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of DE2744319A1 publication Critical patent/DE2744319A1/de
Application granted granted Critical
Publication of DE2744319C2 publication Critical patent/DE2744319C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/02—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles characterised by the form of the current used in the control circuit
    • B60L15/025—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles characterised by the form of the current used in the control circuit using field orientation; Vector control; Direct Torque Control [DTC]
    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
    • 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
    • H02P27/048—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 only the rotor circuit or only the stator circuit
    • 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
    • H02P27/047—V/F converter, wherein the voltage is controlled proportionally with the frequency
    • 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
    • Y02T10/64—Electric machine technologies in electromobility
    • 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
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Control Of Ac Motors In General (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
DE19772744319 1976-10-04 1977-10-01 Einrichtung zur stabilisierung eines wechselstrommotors Granted DE2744319A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/729,042 US4088934A (en) 1976-10-04 1976-10-04 Means for stabilizing an a-c electric motor drive system

Publications (2)

Publication Number Publication Date
DE2744319A1 DE2744319A1 (de) 1978-04-13
DE2744319C2 true DE2744319C2 (US07943777-20110517-C00090.png) 1987-08-20

Family

ID=24929340

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772744319 Granted DE2744319A1 (de) 1976-10-04 1977-10-01 Einrichtung zur stabilisierung eines wechselstrommotors

Country Status (14)

Country Link
US (1) US4088934A (US07943777-20110517-C00090.png)
JP (1) JPS5820234B2 (US07943777-20110517-C00090.png)
AU (1) AU512880B2 (US07943777-20110517-C00090.png)
BR (1) BR7706571A (US07943777-20110517-C00090.png)
CA (1) CA1083663A (US07943777-20110517-C00090.png)
DE (1) DE2744319A1 (US07943777-20110517-C00090.png)
ES (1) ES462768A1 (US07943777-20110517-C00090.png)
FR (1) FR2366740A1 (US07943777-20110517-C00090.png)
GB (1) GB1587211A (US07943777-20110517-C00090.png)
IT (1) IT1087753B (US07943777-20110517-C00090.png)
MX (1) MX144491A (US07943777-20110517-C00090.png)
SE (1) SE426897B (US07943777-20110517-C00090.png)
SU (1) SU1371513A3 (US07943777-20110517-C00090.png)
ZA (1) ZA774670B (US07943777-20110517-C00090.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3725923A1 (de) * 1987-07-31 1989-02-09 Licentia Gmbh Umrichtersystem mit einer durch gleichrichter gewonnenen zwischenkreisgleichspannung

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5395253A (en) * 1977-01-31 1978-08-21 Mitsubishi Electric Corp Ac current control system
DE2752600C2 (de) * 1977-11-25 1982-08-19 Brown, Boveri & Cie Ag, 6800 Mannheim Verfahren und Schaltungsanordnung zur Steuerung einer umrichtergespeisten Asynchronmaschine
JPS5911271B2 (ja) * 1977-12-23 1984-03-14 株式会社東芝 誘導電動機の制御方法
US4158801A (en) * 1978-02-07 1979-06-19 Tokyo Shibaura Denki Kabushiki Kaisha Control system of alternating current motors
US4227138A (en) * 1978-04-10 1980-10-07 General Electric Company Reversible variable frequency oscillator for smooth reversing of AC motor drives
US4230979A (en) * 1978-04-10 1980-10-28 General Electric Company Controlled current inverter and motor control system
JPS54147415A (en) * 1978-05-10 1979-11-17 Toshiba Corp Field weakening control system for induction machine
US4215305A (en) * 1978-10-02 1980-07-29 General Electric Company Excitation commanding for current fed motor drives
US4243927A (en) * 1978-10-02 1981-01-06 General Electric Company Gain normalization technique for controlled current induction motor system
US4215304A (en) * 1978-10-02 1980-07-29 General Electric Company Motor/brake transitioning for an inverter driven a-c induction motor
GB2034938B (en) * 1978-11-22 1982-12-22 Ferranti Ltd Automatic control systems
US4281276A (en) * 1979-04-24 1981-07-28 General Electric Company Dual mode AC motor drive system
DE2954430C2 (de) * 1979-05-04 1986-10-30 General Electric Co., Schenectady, N.Y. Reversierbare statische Drehzahlsteuereinrichtung für einen Wechselstrommotor
DE2918083C2 (de) * 1979-05-04 1986-09-18 General Electric Co., Schenectady, N.Y. Drehzahlsteuereinrichtung für einen Wechselstrommotor
US4258302A (en) * 1979-09-28 1981-03-24 General Electric Company Apparatus for maintaining synchronism of an inverter-synchronous machine drive system at light or zero machine loads
US4298831A (en) * 1980-03-24 1981-11-03 General Electric Company Method and apparatus for operating a plurality of parallel coupled, arbitrarily loaded induction machines from a single controlled current inverter
US4441064A (en) * 1981-12-18 1984-04-03 General Electric Company Twelve-pulse operation of a controlled current inverter motor drive
US4431957A (en) * 1981-12-29 1984-02-14 General Electric Company Method and apparatus for generating signals representing motor flux in an AC motor
FR2542944B1 (fr) * 1983-03-14 1985-06-28 Cem Comp Electro Mec Procede et dispositif de commande d'un moteur asynchrone a vitesse variable alimente par un commutateur de courant
US5053689A (en) * 1986-07-22 1991-10-01 University Of Texas At Austin Method and apparatus for improving performance of AC machines
AU586358B2 (en) * 1986-10-08 1989-07-06 Hitachi Limited A control apparatus for an induction motor
JP2873689B2 (ja) * 1988-01-29 1999-03-24 ファナック株式会社 速度制御装置
JP2555407B2 (ja) * 1988-03-09 1996-11-20 株式会社日立製作所 交流励磁発電電動装置
US4894763A (en) * 1988-12-05 1990-01-16 General Electric Company AC-AC converter using switches in a DC link
FR2649558B1 (fr) * 1989-07-07 1991-09-20 Thomson Csf Dispositif de mesure dynamique du couple d'un moteur autosynchrone et dispositif de commande asservie d'un moteur autosynchrone utilisant ce dispositif
US5510689A (en) * 1990-10-01 1996-04-23 Wisconsin Alumni Research Foundation Air gap flux measurement using stator third harmonic voltage
US5323095A (en) * 1991-04-30 1994-06-21 General Electric Company Propulsion and electric braking system for electric traction motor vehicle
GB2255866B (en) 1991-05-14 1995-08-02 Rotork Controls An actuactor and an electric motor drive system
US5166593A (en) * 1991-10-02 1992-11-24 General Electric Company Closed-loop torque feedback for a universal field-oriented controller
JP3331734B2 (ja) * 1993-05-18 2002-10-07 株式会社明電舎 回転電機の制御方式
FI106081B (fi) * 1997-06-13 2000-11-15 Abb Industry Oy Menetelmä tahtikoneen stabiilisuuden varmistamiseksi
AUPP208798A0 (en) 1998-03-02 1998-03-26 Casttikulm Research Pty Ltd Motor controller
JP3366858B2 (ja) * 1998-05-29 2003-01-14 株式会社日立製作所 回転電機の制御装置
KR100284551B1 (ko) * 1998-07-14 2001-03-15 윤종용 유도 모터용 약계자 제어방법
JP4253903B2 (ja) * 1999-03-19 2009-04-15 富士電機システムズ株式会社 誘導モータドライブ及びそのパラメータ評価方法
US7729831B2 (en) * 1999-07-30 2010-06-01 Oshkosh Corporation Concrete placement vehicle control system and method
US6757597B2 (en) * 2001-01-31 2004-06-29 Oshkosh Truck A/C bus assembly for electronic traction vehicle
US6885920B2 (en) * 1999-07-30 2005-04-26 Oshkosh Truck Corporation Control system and method for electric vehicle
US6246193B1 (en) * 1999-08-26 2001-06-12 Tridelta Industries, Inc. Encoderless rotor position detection method and apparatus
KR100354775B1 (ko) * 2000-03-25 2002-11-04 엘지전자 주식회사 동기 릴럭턴스 모터의 속도 제어장치
US6528967B2 (en) * 2000-10-17 2003-03-04 Vscf, Inc. Permanent magnet brushless electric motor system and method of using same
DE10102117A1 (de) * 2001-01-18 2002-08-08 Diehl Ako Stiftung Gmbh & Co Verfahren zum schnellen Starten eines Asynchronmotors
US7277782B2 (en) 2001-01-31 2007-10-02 Oshkosh Truck Corporation Control system and method for electric vehicle
US7379797B2 (en) * 2001-01-31 2008-05-27 Oshkosh Truck Corporation System and method for braking in an electric vehicle
JP3485905B2 (ja) * 2001-04-26 2004-01-13 本田技研工業株式会社 モータ制御装置
US7254468B2 (en) * 2001-12-21 2007-08-07 Oshkosh Truck Corporation Multi-network control system for a vehicle
US7302320B2 (en) * 2001-12-21 2007-11-27 Oshkosh Truck Corporation Failure mode operation for an electric vehicle
US6864648B1 (en) * 2002-02-08 2005-03-08 Powersci, Inc Vector flux machine
US7520354B2 (en) * 2002-05-02 2009-04-21 Oshkosh Truck Corporation Hybrid vehicle with combustion engine/electric motor drive
US6963184B2 (en) * 2002-09-26 2005-11-08 3M Innovative Properties Company Adaptable spatial notch filter
FI114420B (fi) * 2002-10-18 2004-10-15 Abb Oy Menetelmä täyden kertaluvun vuohavaitsijoiden yhteydessä anturittomia oikosulkumoottoreita varten
US6828746B2 (en) * 2002-12-12 2004-12-07 General Electric Company Method and system using traction inverter for locked axle detection
US6831440B1 (en) * 2003-06-30 2004-12-14 Rockwell Automation Technologies, Inc. Flux position identifier using high frequency injection
EP1676358A4 (en) * 2003-10-01 2012-06-27 J L Behmer Corp PHASE ANGLE CONTROL FOR SYNCHRONOUS MACHINE CONTROL
US7439711B2 (en) * 2004-09-27 2008-10-21 Oshkosh Corporation Energy storage device including a status indicator
US6965212B1 (en) 2004-11-30 2005-11-15 Honeywell International Inc. Method and apparatus for field weakening control in an AC motor drive system
US8139109B2 (en) 2006-06-19 2012-03-20 Oshkosh Corporation Vision system for an autonomous vehicle
US8947531B2 (en) 2006-06-19 2015-02-03 Oshkosh Corporation Vehicle diagnostics based on information communicated between vehicles
CN101904086B (zh) * 2007-12-20 2013-05-01 Abb研究有限公司 用于运行回转式电机的方法
US7746038B2 (en) * 2008-01-02 2010-06-29 Hamilton Sundstrand Corporation System and method for suppressing DC link voltage buildup due to generator armature reaction
US8337352B2 (en) 2010-06-22 2012-12-25 Oshkosh Corporation Electromechanical variable transmission
JP5748051B2 (ja) * 2011-05-10 2015-07-15 サンデンホールディングス株式会社 同期モータの印加電圧電気角設定方法とモータ制御装置
US8988016B2 (en) * 2011-10-03 2015-03-24 General Electric Company System and method for traction motor control
US8344669B1 (en) 2012-04-02 2013-01-01 Etagen, Inc. Methods and systems for controlling a multiphase electromagnetic machine
WO2013156052A1 (en) * 2012-04-16 2013-10-24 Abb Technology Ltd A method for estimating motor parameter in a load commutated inverter arrangement, and a load commutated inverter arrangement therefor
US9132736B1 (en) 2013-03-14 2015-09-15 Oshkosh Defense, Llc Methods, systems, and vehicles with electromechanical variable transmission
US10848092B2 (en) * 2013-09-20 2020-11-24 Schweitzer Engineering Laboratories, Inc. Electric motor protection using stator current and voltage measurements
FI125168B (en) * 2013-12-16 2015-06-30 Vacon Oyj Rotor angle detection of PMSM motor
KR101575294B1 (ko) * 2014-06-02 2015-12-21 현대자동차 주식회사 인버터의 입력단 전압 추정 방법 및 이를 이용한 모터 제어 방법
US10584775B2 (en) 2015-02-17 2020-03-10 Oshkosh Corporation Inline electromechanical variable transmission system
US9651120B2 (en) 2015-02-17 2017-05-16 Oshkosh Corporation Multi-mode electromechanical variable transmission
US11701959B2 (en) 2015-02-17 2023-07-18 Oshkosh Corporation Inline electromechanical variable transmission system
US10982736B2 (en) 2015-02-17 2021-04-20 Oshkosh Corporation Multi-mode electromechanical variable transmission
US10421350B2 (en) 2015-10-20 2019-09-24 Oshkosh Corporation Inline electromechanical variable transmission system
US9650032B2 (en) 2015-02-17 2017-05-16 Oshkosh Corporation Multi-mode electromechanical variable transmission
US9656659B2 (en) 2015-02-17 2017-05-23 Oshkosh Corporation Multi-mode electromechanical variable transmission
US10578195B2 (en) 2015-02-17 2020-03-03 Oshkosh Corporation Inline electromechanical variable transmission system
US10637386B2 (en) * 2018-07-26 2020-04-28 Enedym Inc. Torque ripple reduction in switched reluctance machine
EP3966909A1 (en) * 2019-05-06 2022-03-16 Universität der Bundeswehr München A system and method for supplying ac driving voltages to a plurality of electric motors by using a modular energy storage direct converter system
KR102676733B1 (ko) * 2019-05-09 2024-06-18 현대자동차주식회사 저속 운전 시 발열 억제가 가능한 모터 구동 시스템 및 방법
US11936313B2 (en) * 2021-08-31 2024-03-19 Kinetic Technologies International Holdings Lp Method of aligning a rotor of a synchronous motor at a specified rotor angle and a controller therefor
EP4302932A1 (en) * 2022-07-05 2024-01-10 Kassow Robots ApS Control method for a robot

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1532730A (fr) * 1966-07-05 1968-07-12 Licentia Gmbh Procédé de réglage du couple d'une machine asynchrone
US3824437A (en) * 1969-08-14 1974-07-16 Siemens Ag Method for controlling asynchronous machines
US3700986A (en) * 1971-01-18 1972-10-24 Gen Electric Co-ordinated voltage control for induction servomotors
US3769564A (en) * 1972-08-30 1973-10-30 Allis Louis Co Method and means for limiting the maximum horsepower output of a self-excited alternating current motor
US3911339A (en) * 1973-03-02 1975-10-07 Litton Industrial Products Method for controlling the output condition of a synchronous reluctance motor
US3962614A (en) * 1973-03-02 1976-06-08 Litton Industrial Products, Inc. Method for controlling the output condition of a self excited alternating current induction motor
JPS5034725A (US07943777-20110517-C00090.png) * 1973-08-02 1975-04-03
JPS5345487B2 (US07943777-20110517-C00090.png) * 1974-04-17 1978-12-07
US3989991A (en) * 1974-10-03 1976-11-02 Westinghouse Electric Corporation Method and circuit for the derivation of an analog slip frequency signal of an induction motor in a tachometerless motor drive
US4011489A (en) * 1974-11-20 1977-03-08 General Electric Company Apparatus for regulating magnetic flux in an AC motor
US4023083A (en) * 1975-04-14 1977-05-10 General Electric Company Torque regulating induction motor system
DE2637116A1 (de) * 1975-08-19 1977-03-03 Gen Electric Induktionsmotorsteueranordnung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3725923A1 (de) * 1987-07-31 1989-02-09 Licentia Gmbh Umrichtersystem mit einer durch gleichrichter gewonnenen zwischenkreisgleichspannung

Also Published As

Publication number Publication date
JPS5820234B2 (ja) 1983-04-22
MX144491A (es) 1981-10-20
FR2366740B1 (US07943777-20110517-C00090.png) 1984-01-27
US4088934A (en) 1978-05-09
SU1371513A3 (ru) 1988-01-30
ZA774670B (en) 1979-03-28
SE426897B (sv) 1983-02-14
FR2366740A1 (fr) 1978-04-28
CA1083663A (en) 1980-08-12
SE7711023L (sv) 1978-04-05
GB1587211A (en) 1981-04-01
BR7706571A (pt) 1978-08-22
ES462768A1 (es) 1978-05-16
IT1087753B (it) 1985-06-04
AU512880B2 (en) 1980-10-30
DE2744319A1 (de) 1978-04-13
AU2930777A (en) 1979-04-12
JPS5363518A (en) 1978-06-07

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8328 Change in the person/name/address of the agent

Free format text: DERZEIT KEIN VERTRETER BESTELLT

8328 Change in the person/name/address of the agent

Free format text: SCHUELER, H., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 6000 FRANKFURT

8339 Ceased/non-payment of the annual fee