FR2142993A1 - - Google Patents

Info

Publication number
FR2142993A1
FR2142993A1 FR7221193A FR7221193A FR2142993A1 FR 2142993 A1 FR2142993 A1 FR 2142993A1 FR 7221193 A FR7221193 A FR 7221193A FR 7221193 A FR7221193 A FR 7221193A FR 2142993 A1 FR2142993 A1 FR 2142993A1
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.)
Granted
Application number
FR7221193A
Other languages
French (fr)
Other versions
FR2142993B1 (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.)
Ferranti International PLC
Original Assignee
Ferranti PLC
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 Ferranti PLC filed Critical Ferranti PLC
Publication of FR2142993A1 publication Critical patent/FR2142993A1/fr
Application granted granted Critical
Publication of FR2142993B1 publication Critical patent/FR2142993B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
    • H02M7/068—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode mounted on a transformer
    • 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
    • H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
    • H01F29/10—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable part of magnetic circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/12—Two-phase, three-phase or polyphase transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Transformers For Measuring Instruments (AREA)
FR7221193A 1971-06-19 1972-06-13 Expired FR2142993B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2884571 1971-06-19

Publications (2)

Publication Number Publication Date
FR2142993A1 true FR2142993A1 (en) 1973-02-02
FR2142993B1 FR2142993B1 (en) 1977-12-09

Family

ID=10282087

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7221193A Expired FR2142993B1 (en) 1971-06-19 1972-06-13

Country Status (4)

Country Link
DE (1) DE2227772B2 (en)
FR (1) FR2142993B1 (en)
GB (1) GB1325938A (en)
IT (1) IT958357B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982004495A1 (en) * 1981-06-17 1982-12-23 Masami Sakurai Star-connection-to-2-delta-connection conversion transformer
JPS5863116A (en) * 1981-10-12 1983-04-14 Shozo Sakurai Transformer permitting single-, two- and three-phase power to be delivered at will by combination of star connection, three-delta connection, single winding connection and coil for each phase
US4683527A (en) * 1986-08-13 1987-07-28 Westinghouse Electric Corp. AC/DC or DC/AC converter system with outboard commutation inductors
FR3033930B1 (en) * 2015-03-21 2017-03-10 Emerson Network Power Ind Systems THREE PHASE TRANSFORMER FOR DODECAPHASE RECTIFIER
FR3074378A1 (en) * 2017-11-30 2019-05-31 Vertiv Industrial Systems Sas THREE-PHASE TRANSFORMER FOR DODECAPHASE RECTIFIER WITH AUXILIARY CORRECTION OF POWER FACTOR CORRECTION

Also Published As

Publication number Publication date
FR2142993B1 (en) 1977-12-09
DE2227772A1 (en) 1972-12-21
DE2227772B2 (en) 1975-10-09
GB1325938A (en) 1973-08-08
IT958357B (en) 1973-10-20

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Legal Events

Date Code Title Description
ST Notification of lapse