JPS5317931A - Electric current source circuit - Google Patents
Electric current source circuitInfo
- Publication number
- JPS5317931A JPS5317931A JP9176476A JP9176476A JPS5317931A JP S5317931 A JPS5317931 A JP S5317931A JP 9176476 A JP9176476 A JP 9176476A JP 9176476 A JP9176476 A JP 9176476A JP S5317931 A JPS5317931 A JP S5317931A
- Authority
- JP
- Japan
- Prior art keywords
- current source
- electric current
- source circuit
- circuit
- source
- 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
Links
Abstract
PURPOSE: To improve power factor of electric source, by providing a choke coil and a control circuit which switches in higher frequency than that of commercial current source, in input side, when commercial current source is converted to direct current power, through rectifying circuit and smoothing circuit.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9176476A JPS5628290B2 (en) | 1976-07-31 | 1976-07-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9176476A JPS5628290B2 (en) | 1976-07-31 | 1976-07-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5317931A true JPS5317931A (en) | 1978-02-18 |
JPS5628290B2 JPS5628290B2 (en) | 1981-07-01 |
Family
ID=14035611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9176476A Expired JPS5628290B2 (en) | 1976-07-31 | 1976-07-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5628290B2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3044359A1 (en) * | 1979-11-30 | 1981-07-02 | Hitachi Ltd | Power system |
JPS56110441A (en) * | 1980-02-05 | 1981-09-01 | Hitachi Ltd | Method of operating power factor improving device |
US4831508A (en) * | 1987-10-20 | 1989-05-16 | Computer Products Inc. | Power supply system having improved input power factor |
JPH0296004A (en) * | 1988-10-01 | 1990-04-06 | Riyokuei Kensetsu Kk | Golf play ground for snowfall area |
-
1976
- 1976-07-31 JP JP9176476A patent/JPS5628290B2/ja not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3044359A1 (en) * | 1979-11-30 | 1981-07-02 | Hitachi Ltd | Power system |
JPS56110441A (en) * | 1980-02-05 | 1981-09-01 | Hitachi Ltd | Method of operating power factor improving device |
JPH0474733B2 (en) * | 1980-02-05 | 1992-11-27 | ||
US4831508A (en) * | 1987-10-20 | 1989-05-16 | Computer Products Inc. | Power supply system having improved input power factor |
JPH0296004A (en) * | 1988-10-01 | 1990-04-06 | Riyokuei Kensetsu Kk | Golf play ground for snowfall area |
Also Published As
Publication number | Publication date |
---|---|
JPS5628290B2 (en) | 1981-07-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS55136870A (en) | Voltage conversion type power supply | |
JPS52147753A (en) | Switching type dc stabilized power supply | |
JPS5313344A (en) | Off-delay timer circuit | |
JPS5335897A (en) | Power source circuit in nuclear fusion system | |
JPS5540020A (en) | Dc power source device for both welding and gouging | |
JPS5649682A (en) | Power source device | |
JPS5276634A (en) | Transformer | |
JPS5490522A (en) | Power circuit | |
JPS5523738A (en) | Switching regulator | |
JPS561270A (en) | Direct current welding electric power source device | |
JPS5292321A (en) | Power supply circuit | |
JPS547531A (en) | Dc power source equipment | |
JPS5425247A (en) | Power source for stud welding | |
JPS61293170A (en) | Power converter | |
JPS57115974A (en) | Welding machine | |
JPS5231482A (en) | Escalator control unit | |
JPS5246429A (en) | Direct current high voltage power source | |
JPS5577372A (en) | Multi-output converter | |
JPH02306573A (en) | Ac-dc microwave oven | |
JPS60194757A (en) | Switching power source | |
JPS5359820A (en) | Power source transformer | |
JPS5361042A (en) | Constant voltage source circuit | |
JPS535755A (en) | Power source c ircuit | |
JPS605779A (en) | Control power source circuit of inverter | |
JPS5362250A (en) | High-frequency heater |