JPS5374221A - Chopper control device - Google Patents

Chopper control device

Info

Publication number
JPS5374221A
JPS5374221A JP15045976A JP15045976A JPS5374221A JP S5374221 A JPS5374221 A JP S5374221A JP 15045976 A JP15045976 A JP 15045976A JP 15045976 A JP15045976 A JP 15045976A JP S5374221 A JPS5374221 A JP S5374221A
Authority
JP
Japan
Prior art keywords
control device
chopper control
instruction
memorize
investigating
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
JP15045976A
Other languages
Japanese (ja)
Inventor
Susumu Yomo
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 JP15045976A priority Critical patent/JPS5374221A/en
Publication of JPS5374221A publication Critical patent/JPS5374221A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Direct Current Motors (AREA)

Abstract

PURPOSE: To obtain a key for investigating a trouble source, by controlling transmission ratio digitally in a chopper control device, using a microcomputer, and at the same time, making it to memorize the state of operation, control instruction, notch instruction, electric current of main circuit, and/or voltage orderly.
COPYRIGHT: (C)1978,JPO&Japio
JP15045976A 1976-12-14 1976-12-14 Chopper control device Pending JPS5374221A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15045976A JPS5374221A (en) 1976-12-14 1976-12-14 Chopper control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15045976A JPS5374221A (en) 1976-12-14 1976-12-14 Chopper control device

Publications (1)

Publication Number Publication Date
JPS5374221A true JPS5374221A (en) 1978-07-01

Family

ID=15497379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15045976A Pending JPS5374221A (en) 1976-12-14 1976-12-14 Chopper control device

Country Status (1)

Country Link
JP (1) JPS5374221A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56105507A (en) * 1980-01-25 1981-08-22 Hitachi Ltd Control method of engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56105507A (en) * 1980-01-25 1981-08-22 Hitachi Ltd Control method of engine
JPH0118443B2 (en) * 1980-01-25 1989-04-05 Hitachi Ltd

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