JPS5482053A - Dc power supply for constant voltage transformers - Google Patents

Dc power supply for constant voltage transformers

Info

Publication number
JPS5482053A
JPS5482053A JP14902877A JP14902877A JPS5482053A JP S5482053 A JPS5482053 A JP S5482053A JP 14902877 A JP14902877 A JP 14902877A JP 14902877 A JP14902877 A JP 14902877A JP S5482053 A JPS5482053 A JP S5482053A
Authority
JP
Japan
Prior art keywords
power supply
winding
input
output
oscillator
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
JP14902877A
Other languages
English (en)
Inventor
Sadao Totani
Toshinosuke Onodera
Ryuichi Yanagisawa
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP14902877A priority Critical patent/JPS5482053A/ja
Publication of JPS5482053A publication Critical patent/JPS5482053A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Electrical Variables (AREA)
JP14902877A 1977-12-12 1977-12-12 Dc power supply for constant voltage transformers Pending JPS5482053A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14902877A JPS5482053A (en) 1977-12-12 1977-12-12 Dc power supply for constant voltage transformers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14902877A JPS5482053A (en) 1977-12-12 1977-12-12 Dc power supply for constant voltage transformers

Publications (1)

Publication Number Publication Date
JPS5482053A true JPS5482053A (en) 1979-06-29

Family

ID=15466083

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14902877A Pending JPS5482053A (en) 1977-12-12 1977-12-12 Dc power supply for constant voltage transformers

Country Status (1)

Country Link
JP (1) JPS5482053A (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6348782B1 (en) 1998-10-02 2002-02-19 Powerware Corporation Uninterruptible power supply systems, voltage regulators and operating methods employing controlled ferroresonant transformer circuits
JPWO2007116464A1 (ja) * 2006-03-31 2009-08-20 富士通株式会社 電源回路及びそれを用いた電子装置及び電源回路の偏励磁防止方法
US9633781B2 (en) 2010-02-18 2017-04-25 Alpha Technologies Inc. Ferroresonant transformer for use in uninterruptible power supplies
US9812900B2 (en) 2011-01-23 2017-11-07 Alpha Technologies Inc. Switching systems and methods for use in uninterruptible power supplies
US10074981B2 (en) 2015-09-13 2018-09-11 Alpha Technologies Inc. Power control systems and methods
US10381867B1 (en) 2015-10-16 2019-08-13 Alpha Technologeis Services, Inc. Ferroresonant transformer systems and methods with selectable input and output voltages for use in uninterruptible power supplies
US10635122B2 (en) 2017-07-14 2020-04-28 Alpha Technologies Services, Inc. Voltage regulated AC power supply systems and methods

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6348782B1 (en) 1998-10-02 2002-02-19 Powerware Corporation Uninterruptible power supply systems, voltage regulators and operating methods employing controlled ferroresonant transformer circuits
JPWO2007116464A1 (ja) * 2006-03-31 2009-08-20 富士通株式会社 電源回路及びそれを用いた電子装置及び電源回路の偏励磁防止方法
US9633781B2 (en) 2010-02-18 2017-04-25 Alpha Technologies Inc. Ferroresonant transformer for use in uninterruptible power supplies
US9812900B2 (en) 2011-01-23 2017-11-07 Alpha Technologies Inc. Switching systems and methods for use in uninterruptible power supplies
US10355521B2 (en) 2011-01-23 2019-07-16 Alpha Technologies Services, Inc. Switching systems and methods for use in uninterruptible power supplies
US10074981B2 (en) 2015-09-13 2018-09-11 Alpha Technologies Inc. Power control systems and methods
US10790665B2 (en) 2015-09-13 2020-09-29 Alpha Technologies Services, Inc. Power control systems and methods
US10381867B1 (en) 2015-10-16 2019-08-13 Alpha Technologeis Services, Inc. Ferroresonant transformer systems and methods with selectable input and output voltages for use in uninterruptible power supplies
US10635122B2 (en) 2017-07-14 2020-04-28 Alpha Technologies Services, Inc. Voltage regulated AC power supply systems and methods

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