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GB907297A - Improvements relating to voltage regulating apparatus - Google Patents

Improvements relating to voltage regulating apparatus

Info

Publication number
GB907297A
GB907297A GB2674658A GB2674658A GB907297A GB 907297 A GB907297 A GB 907297A GB 2674658 A GB2674658 A GB 2674658A GB 2674658 A GB2674658 A GB 2674658A GB 907297 A GB907297 A GB 907297A
Authority
GB
United Kingdom
Prior art keywords
voltage
transformer
transductor
load
aug
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
GB2674658A
Inventor
Alec Hervey Bennett Walker
Kenneth Gordon King
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.)
Siemens Mobility Ltd
Original Assignee
Westinghouse Brake and Signal 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
Application filed by Westinghouse Brake and Signal Co Ltd filed Critical Westinghouse Brake and Signal Co Ltd
Priority to GB2674658A priority Critical patent/GB907297A/en
Publication of GB907297A publication Critical patent/GB907297A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05FSYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00Automatic 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
    • G05F1/10Regulating voltage or current 
    • G05F1/12Regulating voltage or current  wherein the variable actually regulated by the final control device is AC
    • G05F1/32Regulating 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

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)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

907,297. Transformer arrangements. WESTINGHOUSE BRAKE & SIGNAL CO. Ltd. Aug. 20, 1959 [Aug. 20, 1958], No. 26746/58. Class 38 (4). An A.C. voltage control apparatus for regulating a voltage between upper and lower limits, comprises a tapped transformer 3, supplying a load 6 through a transductor winding 5 or a gating circuit D1-D4, R1, R2, connected to a tap T on the transformer. When the transformer terminal 4 is positive with respect to another terminal 7, and with the transductor non-conductive, a circulating current flows through R1, D1 hence the voltage at a point 8 is the same as that at tap T. The load is therefore supplied through R1, D4 at a voltage corresponding to that across T, 7. If the transductor is now set to conduct at a determined point in the half-cycle, the load voltage will increase to that across terminals 4, 7 for the remainder of the half-cycle. The transformer may alternatively be connected across the load or two tapped transformers may be employed. The transductor excitation may be controlled manually or arranged to maintain a constant output voltage automatically.
GB2674658A 1958-08-20 1958-08-20 Improvements relating to voltage regulating apparatus Expired GB907297A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2674658A GB907297A (en) 1958-08-20 1958-08-20 Improvements relating to voltage regulating apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2674658A GB907297A (en) 1958-08-20 1958-08-20 Improvements relating to voltage regulating apparatus

Publications (1)

Publication Number Publication Date
GB907297A true GB907297A (en) 1962-10-03

Family

ID=10248573

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2674658A Expired GB907297A (en) 1958-08-20 1958-08-20 Improvements relating to voltage regulating apparatus

Country Status (1)

Country Link
GB (1) GB907297A (en)

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