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JPS5430422A - Ac motor system - Google Patents

Ac motor system

Info

Publication number
JPS5430422A
JPS5430422A JP9515077A JP9515077A JPS5430422A JP S5430422 A JPS5430422 A JP S5430422A JP 9515077 A JP9515077 A JP 9515077A JP 9515077 A JP9515077 A JP 9515077A JP S5430422 A JPS5430422 A JP S5430422A
Authority
JP
Japan
Prior art keywords
motor system
inverter
motor
maintaining
operating
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
JP9515077A
Other languages
Japanese (ja)
Inventor
Mitsusachi Motobe
Yasuo Matsuda
Tadashi Okawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9515077A priority Critical patent/JPS5430422A/en
Publication of JPS5430422A publication Critical patent/JPS5430422A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Ac Motors In General (AREA)

Abstract

PURPOSE: To ensure steady operation when operating an AC motor with an inverter even under a light load condition or in a high frequency range by maintaining a constant voltage to frequency ratio of the inverter output.
COPYRIGHT: (C)1979,JPO&Japio
JP9515077A 1977-08-10 1977-08-10 Ac motor system Pending JPS5430422A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9515077A JPS5430422A (en) 1977-08-10 1977-08-10 Ac motor system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9515077A JPS5430422A (en) 1977-08-10 1977-08-10 Ac motor system

Publications (1)

Publication Number Publication Date
JPS5430422A true JPS5430422A (en) 1979-03-06

Family

ID=14129762

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9515077A Pending JPS5430422A (en) 1977-08-10 1977-08-10 Ac motor system

Country Status (1)

Country Link
JP (1) JPS5430422A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4568582A (en) * 1983-02-28 1986-02-04 Asahi Kasei Kogyo Kabushiki Kaisha Internally threaded fiber-reinforced plastic member and a method of producing the same
JPS61202824A (en) * 1985-03-06 1986-09-08 Suriibondo:Kk Manufacture of stereostructural material
JPS61279535A (en) * 1985-06-06 1986-12-10 Nippon Carbon Co Ltd Manufacture of bent pipe and tapered pipe

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4568582A (en) * 1983-02-28 1986-02-04 Asahi Kasei Kogyo Kabushiki Kaisha Internally threaded fiber-reinforced plastic member and a method of producing the same
JPS61202824A (en) * 1985-03-06 1986-09-08 Suriibondo:Kk Manufacture of stereostructural material
JPS61279535A (en) * 1985-06-06 1986-12-10 Nippon Carbon Co Ltd Manufacture of bent pipe and tapered pipe
JPH0554417B2 (en) * 1985-06-06 1993-08-12 Nippon Carbon Co Ltd

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