JPS5429001A - Erasing residual magnetism in big core - Google Patents

Erasing residual magnetism in big core

Info

Publication number
JPS5429001A
JPS5429001A JP9418277A JP9418277A JPS5429001A JP S5429001 A JPS5429001 A JP S5429001A JP 9418277 A JP9418277 A JP 9418277A JP 9418277 A JP9418277 A JP 9418277A JP S5429001 A JPS5429001 A JP S5429001A
Authority
JP
Japan
Prior art keywords
residual magnetism
big core
erasing
erasing residual
magnetism
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
JP9418277A
Other languages
Japanese (ja)
Inventor
Kiyoji Iwashita
Sadami Tomita
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 JP9418277A priority Critical patent/JPS5429001A/en
Publication of JPS5429001A publication Critical patent/JPS5429001A/en
Pending legal-status Critical Current

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  • Manufacture Of Motors, Generators (AREA)

Abstract

PURPOSE: To enable an operation of demagnetization simplified, with only a small capacity of power source enough for magnetism erasing, by a method of overlapping DC and AC magnetic field for erasing a residual magnetism in field cores of generator.
COPYRIGHT: (C)1979,JPO&Japio
JP9418277A 1977-08-08 1977-08-08 Erasing residual magnetism in big core Pending JPS5429001A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9418277A JPS5429001A (en) 1977-08-08 1977-08-08 Erasing residual magnetism in big core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9418277A JPS5429001A (en) 1977-08-08 1977-08-08 Erasing residual magnetism in big core

Publications (1)

Publication Number Publication Date
JPS5429001A true JPS5429001A (en) 1979-03-03

Family

ID=14103171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9418277A Pending JPS5429001A (en) 1977-08-08 1977-08-08 Erasing residual magnetism in big core

Country Status (1)

Country Link
JP (1) JPS5429001A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62179627A (en) * 1986-02-04 1987-08-06 Nissan Motor Co Ltd Torque detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62179627A (en) * 1986-02-04 1987-08-06 Nissan Motor Co Ltd Torque detector

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