FR2296928B3 - - Google Patents

Info

Publication number
FR2296928B3
FR2296928B3 FR7500120A FR7500120A FR2296928B3 FR 2296928 B3 FR2296928 B3 FR 2296928B3 FR 7500120 A FR7500120 A FR 7500120A FR 7500120 A FR7500120 A FR 7500120A FR 2296928 B3 FR2296928 B3 FR 2296928B3
Authority
FR
France
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
FR7500120A
Other languages
French (fr)
Other versions
FR2296928A1 (fr
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority to GB5571474A priority Critical patent/GB1476699A/en
Priority to DE19752500065 priority patent/DE2500065A1/de
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to FR7500120A priority patent/FR2296928A1/fr
Publication of FR2296928A1 publication Critical patent/FR2296928A1/fr
Application granted granted Critical
Publication of FR2296928B3 publication Critical patent/FR2296928B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
    • G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
    • G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices
    • G05F1/16—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices
    • G05F1/20—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/563—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices including two stages of regulation at least one of which is output level responsive, e.g. coarse and fine regulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
    • H02H11/006—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage
    • H02H11/007—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage involving automatic switching for adapting the protected apparatus to the supply voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Dc-Dc Converters (AREA)
  • Direct Current Feeding And Distribution (AREA)
FR7500120A 1974-12-24 1975-01-03 Dispositif d'alimentation electrique Granted FR2296928A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB5571474A GB1476699A (en) 1974-12-24 1974-12-24 Power supply system
DE19752500065 DE2500065A1 (de) 1974-12-24 1975-01-02 Netzteil fuer elektrogeraete
FR7500120A FR2296928A1 (fr) 1974-12-24 1975-01-03 Dispositif d'alimentation electrique

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB5571474A GB1476699A (en) 1974-12-24 1974-12-24 Power supply system
DE19752500065 DE2500065A1 (de) 1974-12-24 1975-01-02 Netzteil fuer elektrogeraete
FR7500120A FR2296928A1 (fr) 1974-12-24 1975-01-03 Dispositif d'alimentation electrique

Publications (2)

Publication Number Publication Date
FR2296928A1 FR2296928A1 (fr) 1976-07-30
FR2296928B3 true FR2296928B3 (ko) 1977-09-30

Family

ID=64076357

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500120A Granted FR2296928A1 (fr) 1974-12-24 1975-01-03 Dispositif d'alimentation electrique

Country Status (3)

Country Link
DE (1) DE2500065A1 (ko)
FR (1) FR2296928A1 (ko)
GB (1) GB1476699A (ko)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2801462C2 (de) * 1978-01-13 1982-06-24 Paul Bern Petersen Schaltungsanordnung zum automatischen Umschalten eines Gerätes von einer Netzspannung auf eine andere
DE2813774C2 (de) * 1978-03-30 1982-10-21 Siemens AG, 1000 Berlin und 8000 München Netzanschlußgerät für mit Gleichstrom betriebene elektrische Spielzeug- und Modelleisenbahnen
FR2430676A1 (fr) * 1978-07-07 1980-02-01 Cilas Procede et dispositif pour charger un condensateur
GB2125194A (en) * 1982-08-05 1984-02-29 Plessey Co Plc Regulated DC power supply
US4590546A (en) * 1984-02-23 1986-05-20 Rca Corporation Variable input voltage regulator circuit
DE3584401D1 (de) * 1984-07-24 1991-11-21 Voigt & Haeffner Gmbh Transformatorschaltung.
JPH0375805A (ja) * 1989-08-17 1991-03-29 Fuji Xerox Co Ltd 画像形成装置
US4888545A (en) * 1988-06-01 1989-12-19 International Business Machines Corp. Improved tap switching power supply
KR910003812B1 (ko) * 1988-07-26 1991-06-12 마길평 전열기구의 정전력공급장치
GB8905641D0 (en) * 1989-03-11 1989-04-26 Smiths Industries Plc Power supplies
GB2238635B (en) * 1989-11-27 1993-09-22 Uniqey Electrical power sources
JP3031647B2 (ja) * 1992-02-08 2000-04-10 日立粉末冶金株式会社 粉末材料の押出し成形装置
DE9319889U1 (de) * 1993-12-23 1995-05-04 Siemens AG, 80333 München Serienkreistransformator
CN102306544A (zh) * 2011-05-24 2012-01-04 天津三星电子有限公司 便于调节输出的变压器
CN102592807B (zh) * 2012-02-09 2014-07-16 山东大学 一种开关特性饱和电抗器有载分接开关

Also Published As

Publication number Publication date
DE2500065A1 (de) 1976-07-08
FR2296928A1 (fr) 1976-07-30
GB1476699A (en) 1977-06-16

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Legal Events

Date Code Title Description
ST Notification of lapse