GB1219217A - Constant voltage transformer - Google Patents

Constant voltage transformer

Info

Publication number
GB1219217A
GB1219217A GB22584/69A GB2258469A GB1219217A GB 1219217 A GB1219217 A GB 1219217A GB 22584/69 A GB22584/69 A GB 22584/69A GB 2258469 A GB2258469 A GB 2258469A GB 1219217 A GB1219217 A GB 1219217A
Authority
GB
United Kingdom
Prior art keywords
core
laminations
flux
windings
different
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.)
Expired
Application number
GB22584/69A
Other languages
English (en)
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.)
Varo Inc
Original Assignee
Varo Inc
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 Varo Inc filed Critical Varo Inc
Publication of GB1219217A publication Critical patent/GB1219217A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/04—Regulating voltage or current wherein the variable is AC
    • G05F3/06—Regulating voltage or current wherein the variable is AC using combinations of saturated and unsaturated inductive devices, e.g. combined with resonant circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Dc-Dc Converters (AREA)
GB22584/69A 1968-06-21 1969-05-02 Constant voltage transformer Expired GB1219217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73904468A 1968-06-21 1968-06-21

Publications (1)

Publication Number Publication Date
GB1219217A true GB1219217A (en) 1971-01-13

Family

ID=24970568

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22584/69A Expired GB1219217A (en) 1968-06-21 1969-05-02 Constant voltage transformer

Country Status (5)

Country Link
US (1) US3546571A (enrdf_load_stackoverflow)
BE (1) BE734941A (enrdf_load_stackoverflow)
DE (1) DE1931205A1 (enrdf_load_stackoverflow)
FR (1) FR2011423A7 (enrdf_load_stackoverflow)
GB (1) GB1219217A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2245106A (en) * 1990-05-29 1991-12-18 Murata Manufacturing Co Gapped flyback smps transformer core with gap faces of reduced area

Families Citing this family (52)

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US3686561A (en) * 1971-04-23 1972-08-22 Westinghouse Electric Corp Regulating and filtering transformer having a magnetic core constructed to facilitate adjustment of non-magnetic gaps therein
US3708744A (en) * 1971-08-18 1973-01-02 Westinghouse Electric Corp Regulating and filtering transformer
US4080725A (en) * 1974-06-26 1978-03-28 Thomas & Skinner, Inc. Ferromagnetic core with variable shunt air gap and method of making it
US4339706A (en) * 1975-05-29 1982-07-13 Jodice Controls Corporation Current controlling
US4150278A (en) * 1975-09-15 1979-04-17 Western Electric Company, Incorporated Methods of tuning inductive device by beam-machine altering a central air gap thereof
US4088942A (en) * 1976-08-30 1978-05-09 Rca Corporation Ferroresonant transformer structure
US4282567A (en) * 1976-10-26 1981-08-04 Texas Instruments Incorporated Modified power transformer for self-oscillating converter regulator power supply
DE2658665C2 (de) * 1976-12-23 1987-01-15 Sawatzky, Wilfried E., North Balwyn Kernblech für einen Mantelkern
DE2650074B2 (de) * 1976-10-30 1980-03-06 Philberth, Karl, Dr.Phys., 8031 Puchheim Kernblech für Mantelkerne, für wechselseitig geschichtete Transformatorenkerne o.dgl
DE2723099C2 (de) * 1977-05-21 1987-04-02 E. Blum GmbH & Co, 7143 Vaihingen Lamellierter Eisenkern für elektrische Maschinen, wie Transformatoren od. dgl.
US4138636A (en) * 1977-06-13 1979-02-06 Zenith Radio Corporation Voltage regulating transformer having EI laminations and two center legs of different reluctance
US4365224A (en) * 1977-10-25 1982-12-21 Wilfried Ernst Sawatsky Core lamination for shell-type cores, particularly for transformers
US4210858A (en) * 1978-04-19 1980-07-01 International Business Machines Corporation High frequency high voltage power supply
DE2920365A1 (de) * 1979-05-19 1980-11-27 Philberth Karl Dr Phys Kernblech fuer mantelkerne, insbesondere fuer transformatoren
DE3005567A1 (de) * 1980-02-14 1981-08-20 Philberth, Karl, Dr.-Phys., 8031 Puchheim Kernbleche, insbesondere fuer transformatoren
US4841428A (en) * 1988-03-18 1989-06-20 Hughes Aircraft Company Non-saturating magnetic amplifier controller
US4874990A (en) * 1988-08-22 1989-10-17 Qse Sales & Management, Inc. Notch gap transformer and lighting system incorporating same
US4975649A (en) * 1989-12-18 1990-12-04 Albar, Inc. Method and apparatus for sensing loss of regulation in a ferroresonant transformer
US5107390A (en) * 1990-11-30 1992-04-21 Arrow Fastener Company, Inc. Shell-form transformer in a battery powered impact device
JPH04225505A (ja) * 1990-12-27 1992-08-14 Nec Corp オンオフコンバータ
JP2553017Y2 (ja) * 1992-02-24 1997-11-05 東光株式会社 スイッチング電源のコイル装置用コア
US5889373A (en) * 1996-12-30 1999-03-30 General Electric Company Fluorescent lamp ballast with current feedback using a dual-function magnetic device
US5912553A (en) * 1997-01-17 1999-06-15 Schott Corporation Alternating current ferroresonant transformer with low harmonic distortion
TR199902411A3 (tr) 1998-11-02 2000-06-21 Lincoln Global, Inc. Dogru akim kaynak makinasi için çikis bobini ve kullanma yöntemi
US7132812B1 (en) 2001-04-11 2006-11-07 Rockwell Automation Technologies, Inc. Integrated DC link choke and method for suppressing common-mode voltage in a motor drive
US6617814B1 (en) 2001-04-11 2003-09-09 Rockwell Automation Technologies, Inc. Integrated DC link choke and method for suppressing common-mode voltage in a motor drive
US6987372B1 (en) 2001-04-11 2006-01-17 Rockwell Automation Technologies, Inc. Integrated DC link choke and method for suppressing common-mode voltage in a motor drive
US6853276B2 (en) * 2001-09-20 2005-02-08 Richard G. Smith Electromagnetic formed contact surface
EP1488441A2 (en) * 2002-01-31 2004-12-22 The Johns Hopkins University X-ray source and method for more efficiently producing selectable x-ray frequencies
US6774758B2 (en) * 2002-09-11 2004-08-10 Kalyan P. Gokhale Low harmonic rectifier circuit
US7009482B2 (en) 2002-09-17 2006-03-07 Pulse Engineering, Inc. Controlled inductance device and method
US7109837B2 (en) 2003-03-18 2006-09-19 Pulse Engineering, Inc. Controlled inductance device and method
US20050088267A1 (en) * 2002-09-17 2005-04-28 Charles Watts Controlled inductance device and method
AU2002341687A1 (en) * 2002-09-17 2004-04-08 Pulse Engineering, Inc. Controlled inductance device and method
US6856230B2 (en) * 2003-05-27 2005-02-15 Weimin Lu Harmonic filtering circuit with special transformer
DE102004053547B4 (de) * 2004-11-05 2009-04-16 Team Magnetics Gmbh Blechschnitt für einen geschichteten Kern eines Transformators
US20080074230A1 (en) * 2006-09-21 2008-03-27 Ford Motor Company Variable permeability inductor cre structures
CN102356438B (zh) 2009-03-31 2014-08-27 伟创力国际美国公司 使用u形芯件形成的磁器件以及运用该器件的功率转换器
CN101944857B (zh) * 2009-06-17 2014-09-17 伟创力国际美国公司 采用功率降低器的功率适配器
US8575779B2 (en) 2010-02-18 2013-11-05 Alpha Technologies Inc. Ferroresonant transformer for use in uninterruptible power supplies
WO2012148512A1 (en) 2011-01-23 2012-11-01 Alpha Technologies Inc. Switching systems and methods for use in uninterruptible power supplies
US9234916B2 (en) 2012-05-11 2016-01-12 Alpha Technologies Inc. Status monitoring cables for generators
IL220502B (en) * 2012-06-19 2018-02-28 Silora R& D A S C Ltd Device for delivering galvanic isolated digital video at high frequencies
US9379629B2 (en) 2012-07-16 2016-06-28 Power Systems Technologies, Ltd. Magnetic device and power converter employing the same
US9214264B2 (en) 2012-07-16 2015-12-15 Power Systems Technologies, Ltd. Magnetic device and power converter employing the same
US9106130B2 (en) 2012-07-16 2015-08-11 Power Systems Technologies, Inc. Magnetic device and power converter employing the same
US9099232B2 (en) 2012-07-16 2015-08-04 Power Systems Technologies Ltd. Magnetic device and power converter employing the same
TWI539473B (zh) * 2012-08-21 2016-06-21 乾坤科技股份有限公司 可變耦合電感器
KR20150045694A (ko) * 2013-10-21 2015-04-29 삼성전기주식회사 코어 및 이를 구비하는 코일 부품
AU2016321418A1 (en) 2015-09-13 2018-04-05 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
CA3069966A1 (en) 2017-07-14 2019-01-17 Alpha Technologies Services, Inc. Voltage regulated ac power supply systems and methods

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1353711A (en) * 1920-06-25 1920-09-21 Gen Electric Electric welding and reactor
US1893251A (en) * 1930-08-07 1933-01-03 Sola Corp Voltage compensator
US2436925A (en) * 1943-12-31 1948-03-02 Eugene H Haug Electric regulating apparatus
US2694177A (en) * 1951-03-16 1954-11-09 Joseph G Sola Transformer having constant and harmonic free output voltage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2245106A (en) * 1990-05-29 1991-12-18 Murata Manufacturing Co Gapped flyback smps transformer core with gap faces of reduced area

Also Published As

Publication number Publication date
FR2011423A7 (enrdf_load_stackoverflow) 1970-02-27
DE1931205A1 (de) 1970-01-22
US3546571A (en) 1970-12-08
BE734941A (enrdf_load_stackoverflow) 1969-12-01

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