JPS5266918A - Slip-detecter of induction motor - Google Patents

Slip-detecter of induction motor

Info

Publication number
JPS5266918A
JPS5266918A JP50142260A JP14226075A JPS5266918A JP S5266918 A JPS5266918 A JP S5266918A JP 50142260 A JP50142260 A JP 50142260A JP 14226075 A JP14226075 A JP 14226075A JP S5266918 A JPS5266918 A JP S5266918A
Authority
JP
Japan
Prior art keywords
slip
induction motor
detecter
convertor
frequency
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
JP50142260A
Other languages
Japanese (ja)
Inventor
Hiroshi Hayashida
Tadashi Okawa
Yasuo Matsuda
Takeo Maeda
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 JP50142260A priority Critical patent/JPS5266918A/en
Publication of JPS5266918A publication Critical patent/JPS5266918A/en
Pending legal-status Critical Current

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  • Control Of Ac Motors In General (AREA)

Abstract

PURPOSE: To detect slip of induction motor with electric parameters on a stator side by calculating slip from an output frequency of frequency convertor and from electrical parameters, such as current and voltage of this convertor.
COPYRIGHT: (C)1977,JPO&Japio
JP50142260A 1975-12-01 1975-12-01 Slip-detecter of induction motor Pending JPS5266918A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50142260A JPS5266918A (en) 1975-12-01 1975-12-01 Slip-detecter of induction motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50142260A JPS5266918A (en) 1975-12-01 1975-12-01 Slip-detecter of induction motor

Publications (1)

Publication Number Publication Date
JPS5266918A true JPS5266918A (en) 1977-06-02

Family

ID=15311184

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50142260A Pending JPS5266918A (en) 1975-12-01 1975-12-01 Slip-detecter of induction motor

Country Status (1)

Country Link
JP (1) JPS5266918A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5446320A (en) * 1977-09-20 1979-04-12 Meidensha Electric Mfg Co Ltd Detecting method of slip or slip frequency
JPS5446321A (en) * 1977-09-20 1979-04-12 Meidensha Electric Mfg Co Ltd Operational method of current type inverter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5446320A (en) * 1977-09-20 1979-04-12 Meidensha Electric Mfg Co Ltd Detecting method of slip or slip frequency
JPS5446321A (en) * 1977-09-20 1979-04-12 Meidensha Electric Mfg Co Ltd Operational method of current type inverter

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