JPS534808A - Controller for ac motor - Google Patents

Controller for ac motor

Info

Publication number
JPS534808A
JPS534808A JP98276A JP98276A JPS534808A JP S534808 A JPS534808 A JP S534808A JP 98276 A JP98276 A JP 98276A JP 98276 A JP98276 A JP 98276A JP S534808 A JPS534808 A JP S534808A
Authority
JP
Japan
Prior art keywords
controller
motor
steady operation
frequency inverter
economize
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.)
Pending
Application number
JP98276A
Other languages
Japanese (ja)
Inventor
Takao Kawabata
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP98276A priority Critical patent/JPS534808A/en
Publication of JPS534808A publication Critical patent/JPS534808A/en
Pending legal-status Critical Current

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  • Motor And Converter Starters (AREA)

Abstract

PURPOSE: To reduce power loss during steady operation and to economize inverters in whole system, by installing variable frequency inverter for acceleration and constant frequency inverter for steady operation.
COPYRIGHT: (C)1978,JPO&Japio
JP98276A 1976-01-06 1976-01-06 Controller for ac motor Pending JPS534808A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP98276A JPS534808A (en) 1976-01-06 1976-01-06 Controller for ac motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP98276A JPS534808A (en) 1976-01-06 1976-01-06 Controller for ac motor

Publications (1)

Publication Number Publication Date
JPS534808A true JPS534808A (en) 1978-01-17

Family

ID=11488804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP98276A Pending JPS534808A (en) 1976-01-06 1976-01-06 Controller for ac motor

Country Status (1)

Country Link
JP (1) JPS534808A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569096A (en) * 1979-07-02 1981-01-29 Taihoo Kogyo Kk Filler composition at lap welding of steel plate
JPS6076277A (en) * 1983-10-03 1985-04-30 Ishikawajima Harima Heavy Ind Co Ltd One side arc welding method of welded joint

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50100518A (en) * 1974-01-09 1975-08-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50100518A (en) * 1974-01-09 1975-08-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569096A (en) * 1979-07-02 1981-01-29 Taihoo Kogyo Kk Filler composition at lap welding of steel plate
JPS6076277A (en) * 1983-10-03 1985-04-30 Ishikawajima Harima Heavy Ind Co Ltd One side arc welding method of welded joint

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