JPS6143951B2 - - Google Patents

Info

Publication number
JPS6143951B2
JPS6143951B2 JP55019429A JP1942980A JPS6143951B2 JP S6143951 B2 JPS6143951 B2 JP S6143951B2 JP 55019429 A JP55019429 A JP 55019429A JP 1942980 A JP1942980 A JP 1942980A JP S6143951 B2 JPS6143951 B2 JP S6143951B2
Authority
JP
Japan
Prior art keywords
voltage
pulse
speed
deviation
analog
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
JP55019429A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56117588A (en
Inventor
Takeji Uchida
Hajime Kudo
Masumi Shirakawa
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.)
Yaskawa Electric Corp
Original Assignee
Yaskawa Electric Manufacturing Co Ltd
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 Yaskawa Electric Manufacturing Co Ltd filed Critical Yaskawa Electric Manufacturing Co Ltd
Priority to JP1942980A priority Critical patent/JPS56117588A/ja
Publication of JPS56117588A publication Critical patent/JPS56117588A/ja
Publication of JPS6143951B2 publication Critical patent/JPS6143951B2/ja
Granted 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
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric 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
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/22—Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
JP1942980A 1980-02-19 1980-02-19 Controller for motor speed Granted JPS56117588A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1942980A JPS56117588A (en) 1980-02-19 1980-02-19 Controller for motor speed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1942980A JPS56117588A (en) 1980-02-19 1980-02-19 Controller for motor speed

Publications (2)

Publication Number Publication Date
JPS56117588A JPS56117588A (en) 1981-09-16
JPS6143951B2 true JPS6143951B2 (enrdf_load_stackoverflow) 1986-09-30

Family

ID=11999030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1942980A Granted JPS56117588A (en) 1980-02-19 1980-02-19 Controller for motor speed

Country Status (1)

Country Link
JP (1) JPS56117588A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS643244A (en) * 1987-06-25 1989-01-09 Komatsu Mfg Co Ltd Automatic warming-up device for engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS643244A (en) * 1987-06-25 1989-01-09 Komatsu Mfg Co Ltd Automatic warming-up device for engine

Also Published As

Publication number Publication date
JPS56117588A (en) 1981-09-16

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