NL105037C - - Google Patents

Info

Publication number
NL105037C
NL105037C NL105037DA NL105037C NL 105037 C NL105037 C NL 105037C NL 105037D A NL105037D A NL 105037DA NL 105037 C NL105037 C NL 105037C
Authority
NL
Netherlands
Application number
Inventor
Fred W Kelley Jr
Original Assignee
Gen Electric
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.)
Publication date
Application granted granted Critical
Publication of NL105037C publication Critical patent/NL105037C/xx

Links

Classifications

    • 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
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • 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
    • G05F1/32—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using magnetic devices having a controllable degree of saturation as final control devices
    • 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
    • H02M7/066—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 particular circuits having a special characteristic
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F9/00—Magnetic amplifiers
    • H03F9/04—Magnetic amplifiers voltage-controlled, i.e. the load current flowing in only one direction through a main coil, e.g. Logan circuits
    • 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
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias

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)
  • Ac-Ac Conversion (AREA)
  • Rectifiers (AREA)
  • Amplifiers (AREA)
NL105037D 1956-10-16 NL105037C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US616311A US2870397A (en) 1956-10-16 1956-10-16 Saturable core transformer

Publications (1)

Publication Number Publication Date
NL105037C true NL105037C (enrdf_load_stackoverflow) 1900-01-01

Family

ID=24468892

Family Applications (1)

Application Number Title Priority Date Filing Date
NL105037D NL105037C (enrdf_load_stackoverflow) 1956-10-16

Country Status (5)

Country Link
US (1) US2870397A (enrdf_load_stackoverflow)
DE (1) DE1065883B (enrdf_load_stackoverflow)
FR (1) FR1184384A (enrdf_load_stackoverflow)
GB (1) GB825688A (enrdf_load_stackoverflow)
NL (1) NL105037C (enrdf_load_stackoverflow)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3343074A (en) * 1964-07-07 1967-09-19 Hunterdon Transformer Co Toroidal variable reactance transformer having two saturable cores
US3428920A (en) * 1966-11-29 1969-02-18 Adams Russel Co Inc N-way electrical power divider wherein n is an odd number
US3505588A (en) * 1968-03-27 1970-04-07 Elwood M Brock Load impedance responsive feedback for variable reactance transformer
US3832661A (en) * 1971-11-29 1974-08-27 R Sato Transformer
US4019123A (en) * 1973-09-18 1977-04-19 Westinghouse Brake And Signal Co. Ltd. Magnetic amplifier arrangements
US4327348A (en) * 1977-05-20 1982-04-27 Tdk Electronics Co., Ltd. Variable leakage transformer
US4470006A (en) * 1982-09-30 1984-09-04 Drapp Joseph W Transformer
US4639610A (en) * 1985-12-10 1987-01-27 Westinghouse Electric Corp. Rotating flux transformer
US5789907A (en) * 1991-03-29 1998-08-04 Top Gulf Coast Corporation Variable impedence transformer
GB9304132D0 (en) * 1993-03-01 1993-04-14 Tunewell Transformers Ltd Improvements in or relating to an electrical arrangement
TW200926217A (en) * 2007-12-06 2009-06-16 Ming-Yue Jiang Apparatus for regenerating power using current magnetic field energy of power cord
CA3189911A1 (en) * 2020-08-20 2022-02-24 Andrew John SCOBIE Multi-phase electrical transformer and power control apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2216631A (en) * 1939-07-12 1940-10-01 Union Switch & Signal Co Railway traffic controlling apparatus
US2745056A (en) * 1953-05-04 1956-05-08 Marcel B Zucchino Magnetic amplifier circuit
US2762969A (en) * 1954-03-23 1956-09-11 Hughes Aircraft Co Magnetic phase and amplitude controller

Also Published As

Publication number Publication date
DE1065883B (enrdf_load_stackoverflow) 1959-09-24
US2870397A (en) 1959-01-20
FR1184384A (fr) 1959-07-21
GB825688A (en) 1959-12-16

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