CA927489A - Polyphase transformer for a variable speed constant frequency system - Google Patents

Polyphase transformer for a variable speed constant frequency system

Info

Publication number
CA927489A
CA927489A CA128686A CA128686A CA927489A CA 927489 A CA927489 A CA 927489A CA 128686 A CA128686 A CA 128686A CA 128686 A CA128686 A CA 128686A CA 927489 A CA927489 A CA 927489A
Authority
CA
Canada
Prior art keywords
variable speed
constant frequency
frequency system
speed constant
polyphase transformer
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
CA128686A
Other languages
English (en)
Other versions
CA128686S (en
Inventor
C. Eckenfelder Robert
F. Kautz Robert
W. Compoly Albert
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.)
Bendix Corp
Original Assignee
Bendix Corp
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 Bendix Corp filed Critical Bendix Corp
Application granted granted Critical
Publication of CA927489A publication Critical patent/CA927489A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01F30/14—Two-phase, three-phase or polyphase transformers for changing the number of phases

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
CA128686A 1971-03-02 1971-11-26 Polyphase transformer for a variable speed constant frequency system Expired CA927489A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12015671A 1971-03-02 1971-03-02

Publications (1)

Publication Number Publication Date
CA927489A true CA927489A (en) 1973-05-29

Family

ID=22388590

Family Applications (1)

Application Number Title Priority Date Filing Date
CA128686A Expired CA927489A (en) 1971-03-02 1971-11-26 Polyphase transformer for a variable speed constant frequency system

Country Status (7)

Country Link
US (1) US3711762A (it)
JP (1) JPS553804B1 (it)
CA (1) CA927489A (it)
DE (1) DE2206610A1 (it)
FR (1) FR2128336B1 (it)
GB (1) GB1332084A (it)
IT (1) IT949773B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3142269A1 (de) * 1981-10-24 1983-05-05 Thyssen Industrie Ag, 4300 Essen Stelltransformator
US4912618A (en) * 1988-11-04 1990-03-27 Sundstrand Corporation Variable speed, constant frequency generating system with input transformer
US5070441A (en) * 1990-12-24 1991-12-03 Ashley James R Distribution of power from a six phase powerline to one- and three- phase loads
US5317299A (en) * 1991-07-03 1994-05-31 Sundstrand Corporation Electromagnetic transformer
AU9751601A (en) * 1994-01-06 2002-02-21 Hyun Laboratory Co., Ltd. Power generator
DE29503048U1 (de) * 1995-02-23 1995-04-13 Krafft, Michael, 59759 Arnsberg Drehstromtransformator
US5619407A (en) * 1996-02-06 1997-04-08 Robicon Corporation Autotransformer
US7948340B2 (en) * 2007-08-29 2011-05-24 Siemens Industry, Inc. Three-phase multi-winding device
GB2458457B (en) * 2008-03-17 2010-10-20 Dynamic Dinosaurs Bv Transformer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB583627A (en) * 1943-09-17 1946-12-23 Aktie Bolaget Standard Radiofa A direct current energised reactor for multiphase current
US2790130A (en) * 1953-11-10 1957-04-23 Nyyssonen Einard Polyphase transformer phase converter system
US2790131A (en) * 1955-04-25 1957-04-23 Nyyssonen Einard Polyphase transformer system
US3118070A (en) * 1959-08-18 1964-01-14 Bell Telephone Labor Inc Electrical control circuits
US3195081A (en) * 1963-11-04 1965-07-13 Westinghouse Electric Corp Electrical transformer having doublyoriented and random-oriented laminations
US3477010A (en) * 1967-04-11 1969-11-04 Lear Jet Ind Inc Synthetic wave three phase alternating current power supply system

Also Published As

Publication number Publication date
JPS553804B1 (it) 1980-01-26
IT949773B (it) 1973-06-11
DE2206610A1 (de) 1972-09-21
US3711762A (en) 1973-01-16
FR2128336B1 (it) 1975-10-24
GB1332084A (en) 1973-10-03
FR2128336A1 (it) 1972-10-20

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