CA1125854A - Traction motor current control apparatus - Google Patents

Traction motor current control apparatus

Info

Publication number
CA1125854A
CA1125854A CA307,936A CA307936A CA1125854A CA 1125854 A CA1125854 A CA 1125854A CA 307936 A CA307936 A CA 307936A CA 1125854 A CA1125854 A CA 1125854A
Authority
CA
Canada
Prior art keywords
chopper
current
switch means
load
control
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
CA307,936A
Other languages
English (en)
French (fr)
Inventor
Thomas C. Matty
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1125854A publication Critical patent/CA1125854A/en
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
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/125—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M3/135—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M3/137—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Control Of Direct Current Motors (AREA)
  • Dc-Dc Converters (AREA)
CA307,936A 1977-08-17 1978-07-24 Traction motor current control apparatus Expired CA1125854A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82534177A 1977-08-17 1977-08-17
US825,341 1977-08-17

Publications (1)

Publication Number Publication Date
CA1125854A true CA1125854A (en) 1982-06-15

Family

ID=25243762

Family Applications (1)

Application Number Title Priority Date Filing Date
CA307,936A Expired CA1125854A (en) 1977-08-17 1978-07-24 Traction motor current control apparatus

Country Status (6)

Country Link
JP (1) JPS5432720A (pt)
BR (1) BR7805197A (pt)
CA (1) CA1125854A (pt)
ES (1) ES472609A1 (pt)
GB (1) GB2002973B (pt)
MX (1) MX146965A (pt)

Also Published As

Publication number Publication date
MX146965A (es) 1982-09-15
GB2002973A (en) 1979-02-28
BR7805197A (pt) 1979-05-02
ES472609A1 (es) 1979-10-16
GB2002973B (en) 1982-02-10
JPS5432720A (en) 1979-03-10

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Legal Events

Date Code Title Description
MKEX Expiry