CA1207019A - Motor control apparatus with true rms non sinusoidal negative sequence stator current protection mode - Google Patents

Motor control apparatus with true rms non sinusoidal negative sequence stator current protection mode

Info

Publication number
CA1207019A
CA1207019A CA000418886A CA418886A CA1207019A CA 1207019 A CA1207019 A CA 1207019A CA 000418886 A CA000418886 A CA 000418886A CA 418886 A CA418886 A CA 418886A CA 1207019 A CA1207019 A CA 1207019A
Authority
CA
Canada
Prior art keywords
motor
current
output
input
negative sequence
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
CA000418886A
Other languages
English (en)
French (fr)
Inventor
Joseph C. Engel
Bernard J. Mercier
Robert T. Elms
James L. Lagree
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1207019A publication Critical patent/CA1207019A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/0077—Characterised by the use of a particular software algorithm
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/34—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system
    • H02H3/343—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system using phase sequence analysers
    • 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
    • H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
    • H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
    • H02P1/26—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor
    • 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
    • H02P29/60—Controlling or determining the temperature of the motor or of the drive
    • H02P29/66—Controlling or determining the temperature of the rotor
    • H02P29/664—Controlling or determining the temperature of the rotor the rotor having windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H2071/006—Provisions for user interfaces for electrical protection devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Generators And Motors (AREA)
  • Motor And Converter Starters (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control By Computers (AREA)
  • Control Of Ac Motors In General (AREA)
CA000418886A 1982-01-15 1983-01-05 Motor control apparatus with true rms non sinusoidal negative sequence stator current protection mode Expired CA1207019A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33961082A 1982-01-15 1982-01-15
US339,610 1982-01-15

Publications (1)

Publication Number Publication Date
CA1207019A true CA1207019A (en) 1986-07-02

Family

ID=23329828

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000418886A Expired CA1207019A (en) 1982-01-15 1983-01-05 Motor control apparatus with true rms non sinusoidal negative sequence stator current protection mode

Country Status (11)

Country Link
JP (1) JPS58123396A (enExample)
BR (1) BR8207512A (enExample)
CA (1) CA1207019A (enExample)
CH (1) CH668870A5 (enExample)
DE (1) DE3300698A1 (enExample)
ES (1) ES8403256A1 (enExample)
FR (1) FR2520167A1 (enExample)
GB (1) GB2114390A (enExample)
IN (1) IN156613B (enExample)
IT (1) IT1167552B (enExample)
MX (1) MX154495A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60261307A (ja) * 1984-06-05 1985-12-24 松下電工株式会社 保護装置
RU2204878C1 (ru) * 2001-08-27 2003-05-20 Челябинский государственный агроинженерный университет Устройство для защиты электродвигателя от работы при обрыве и несимметрии напряжений фаз сети
RU2222094C1 (ru) * 2002-08-12 2004-01-20 Челябинский государственный агроинженерный университет Устройство для пуска трехфазного асинхронного короткозамкнутого электродвигателя от автономного источника соизмеримой мощности
US7038423B2 (en) * 2004-05-07 2006-05-02 Bay Controls, Inc. Apparatus and method for ride through for AC induction motors
RU2296415C1 (ru) * 2005-09-09 2007-03-27 Владимир Алексеевич Задеренко Устройство для управления трехфазным асинхронным электродвигателем
RU2321152C1 (ru) * 2006-08-21 2008-03-27 Владимир Алексеевич Задеренко Устройство для управления трехфазным асинхронным электродвигателем
CN102916402B (zh) * 2012-10-17 2015-02-18 南京国电南自美卓控制系统有限公司 一种适用于高压电动机过流保护的判据
JP2015226457A (ja) * 2014-05-24 2015-12-14 小林　正樹 汎用リレーによる往復反転結線
WO2016053679A1 (en) * 2014-10-01 2016-04-07 Carrier Corporation Compressor motor overload detection

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286303A (en) * 1979-03-19 1981-08-25 Franklin Electric Co., Inc. Protection system for an electric motor
US4319298A (en) * 1979-08-28 1982-03-09 General Electric Company Motor protection device

Also Published As

Publication number Publication date
IT1167552B (it) 1987-05-13
ES518946A0 (es) 1984-03-01
GB2114390A (en) 1983-08-17
IT8319117A0 (it) 1983-01-14
BR8207512A (pt) 1983-10-18
JPS58123396A (ja) 1983-07-22
ES8403256A1 (es) 1984-03-01
FR2520167A1 (fr) 1983-07-22
IN156613B (enExample) 1985-09-21
CH668870A5 (de) 1989-01-31
MX154495A (es) 1987-09-22
DE3300698A1 (de) 1983-07-28

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Legal Events

Date Code Title Description
MKEX Expiry