JPS5333308A - Detection for slip frequency of induction motor - Google Patents

Detection for slip frequency of induction motor

Info

Publication number
JPS5333308A
JPS5333308A JP10741776A JP10741776A JPS5333308A JP S5333308 A JPS5333308 A JP S5333308A JP 10741776 A JP10741776 A JP 10741776A JP 10741776 A JP10741776 A JP 10741776A JP S5333308 A JPS5333308 A JP S5333308A
Authority
JP
Japan
Prior art keywords
slip frequency
detection
induction motor
detected value
operational
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.)
Granted
Application number
JP10741776A
Other languages
Japanese (ja)
Other versions
JPS5639158B2 (en
Inventor
Osamu Motoyoshi
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric 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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP10741776A priority Critical patent/JPS5333308A/en
Publication of JPS5333308A publication Critical patent/JPS5333308A/en
Publication of JPS5639158B2 publication Critical patent/JPS5639158B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To enhance a precision accuracy for detecting the slip frequency, by taking out only the varying quantity of analog operational detected value through differential element, being overlapped on the digital operational detected value.
COPYRIGHT: (C)1978,JPO&Japio
JP10741776A 1976-09-08 1976-09-08 Detection for slip frequency of induction motor Granted JPS5333308A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10741776A JPS5333308A (en) 1976-09-08 1976-09-08 Detection for slip frequency of induction motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10741776A JPS5333308A (en) 1976-09-08 1976-09-08 Detection for slip frequency of induction motor

Publications (2)

Publication Number Publication Date
JPS5333308A true JPS5333308A (en) 1978-03-29
JPS5639158B2 JPS5639158B2 (en) 1981-09-10

Family

ID=14458611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10741776A Granted JPS5333308A (en) 1976-09-08 1976-09-08 Detection for slip frequency of induction motor

Country Status (1)

Country Link
JP (1) JPS5333308A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57162988A (en) * 1981-03-31 1982-10-06 Fanuc Ltd Ac motor control system
JPS57162986A (en) * 1981-03-31 1982-10-06 Fanuc Ltd Ac motor control system
JPS57162987A (en) * 1981-03-31 1982-10-06 Fanuc Ltd Servo control system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5843265A (en) * 1981-09-09 1983-03-12 Tokyo Kiyuuei:Kk Painting device for inside surface of small diameter pipe
JPH01266877A (en) * 1988-04-18 1989-10-24 Kansai Electric Power Co Inc:The In-pipe painting robot

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57162988A (en) * 1981-03-31 1982-10-06 Fanuc Ltd Ac motor control system
JPS57162986A (en) * 1981-03-31 1982-10-06 Fanuc Ltd Ac motor control system
JPS57162987A (en) * 1981-03-31 1982-10-06 Fanuc Ltd Servo control system
JPH0130399B2 (en) * 1981-03-31 1989-06-19 Fanuc Ltd
JPH0130398B2 (en) * 1981-03-31 1989-06-19 Fanuc Ltd
JPH0132758B2 (en) * 1981-03-31 1989-07-10 Fanuc Ltd

Also Published As

Publication number Publication date
JPS5639158B2 (en) 1981-09-10

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