JPS52143440A - Commutation failure detecting device of parallel resonance type inverter - Google Patents

Commutation failure detecting device of parallel resonance type inverter

Info

Publication number
JPS52143440A
JPS52143440A JP6030576A JP6030576A JPS52143440A JP S52143440 A JPS52143440 A JP S52143440A JP 6030576 A JP6030576 A JP 6030576A JP 6030576 A JP6030576 A JP 6030576A JP S52143440 A JPS52143440 A JP S52143440A
Authority
JP
Japan
Prior art keywords
commutation failure
detecting device
parallel resonance
resonance type
type inverter
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
JP6030576A
Other languages
Japanese (ja)
Other versions
JPS5642234B2 (en
Inventor
Koji Awatani
Hidenori Okubo
Yosuke Kosaka
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 JP6030576A priority Critical patent/JPS52143440A/en
Publication of JPS52143440A publication Critical patent/JPS52143440A/en
Publication of JPS5642234B2 publication Critical patent/JPS5642234B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To make commutation failure signal to be detected when flip-flop is not varied for a certain period, by controlling flip-flop with thoretical circuit that output in which voltage and electric current are shown as plus or minos is generated.
COPYRIGHT: (C)1977,JPO&Japio
JP6030576A 1976-05-25 1976-05-25 Commutation failure detecting device of parallel resonance type inverter Granted JPS52143440A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6030576A JPS52143440A (en) 1976-05-25 1976-05-25 Commutation failure detecting device of parallel resonance type inverter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6030576A JPS52143440A (en) 1976-05-25 1976-05-25 Commutation failure detecting device of parallel resonance type inverter

Publications (2)

Publication Number Publication Date
JPS52143440A true JPS52143440A (en) 1977-11-30
JPS5642234B2 JPS5642234B2 (en) 1981-10-03

Family

ID=13138304

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6030576A Granted JPS52143440A (en) 1976-05-25 1976-05-25 Commutation failure detecting device of parallel resonance type inverter

Country Status (1)

Country Link
JP (1) JPS52143440A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49127133A (en) * 1973-04-11 1974-12-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49127133A (en) * 1973-04-11 1974-12-05

Also Published As

Publication number Publication date
JPS5642234B2 (en) 1981-10-03

Similar Documents

Publication Publication Date Title
JPS5373340A (en) Abnormal voltage detection circuit
JPS51150261A (en) Pnpn switch driving system
JPS52143440A (en) Commutation failure detecting device of parallel resonance type inverter
JPS52146829A (en) Current type inverter
JPS5233055A (en) Switching method of power source
JPS52115323A (en) Inverter device
JPS5278045A (en) No power off device
JPS52118545A (en) Power source reset circuit
JPS5320530A (en) Inverter
JPS5213609A (en) Circuit to decide the rotation of the step motor for a clock
JPS535746A (en) Over-curren t sensing device of dc motor
JPS5438523A (en) Inverter
JPS51111627A (en) Inverter commutation failure detection circuit
JPS52149743A (en) Elevator starting control device
JPS52146831A (en) Commutation capacitor voltage detecting circuit for current type inverter
JPS534840A (en) Constant voltage circuit
JPS51118059A (en) Switching mode regulator circuit
JPS5330734A (en) Inverter device of current type
JPS5340823A (en) Frequency converter
JPS51119269A (en) Power source voltage detection circuit
JPS5213641A (en) Power failure detector
JPS5280443A (en) Fixed voltage power source system
JPS532741A (en) Inductive heating unit
JPS5213627A (en) D-c power source
JPS5292317A (en) Motor with no commutator