ES475576A1 - Battery driven series DC motor control circuit - has motor braking control connecting armature and field windings to battery via thyristor during drive or regenerative braking modes - Google Patents

Battery driven series DC motor control circuit - has motor braking control connecting armature and field windings to battery via thyristor during drive or regenerative braking modes

Info

Publication number
ES475576A1
ES475576A1 ES475576A ES475576A ES475576A1 ES 475576 A1 ES475576 A1 ES 475576A1 ES 475576 A ES475576 A ES 475576A ES 475576 A ES475576 A ES 475576A ES 475576 A1 ES475576 A1 ES 475576A1
Authority
ES
Spain
Prior art keywords
motor
battery
regenerative braking
control circuit
field windings
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
ES475576A
Other languages
Spanish (es)
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of ES475576A1 publication Critical patent/ES475576A1/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P3/00Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
    • H02P3/06Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
    • H02P3/08Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a dc motor
    • H02P3/14Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a dc motor by regenerative braking
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/281Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices the DC motor being operated in four quadrants

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Control Of Direct Current Motors (AREA)

Abstract

A control circuit is used for a battery driven electric motor. It is designed to give efficient regenerative braking, the motor has its field winding (12) and its armature (10) connected in series with the battery (14). Directional contacts (20) are used to reverse the armature current and thus change the sense of rotation of the motor. The regenerative braking is achieved by a control network (22) which regulates the field current. The system is designed for use in an electric vehicle and is controlled by a variable resistor (26) connected to an accelerator pedal, this resistor is connected to a circuit (24) controlling the ignition of the main thyristor (18).
ES475576A 1978-05-30 1978-11-30 Battery driven series DC motor control circuit - has motor braking control connecting armature and field windings to battery via thyristor during drive or regenerative braking modes Expired ES475576A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2408878 1978-05-30

Publications (1)

Publication Number Publication Date
ES475576A1 true ES475576A1 (en) 1979-04-01

Family

ID=10206177

Family Applications (1)

Application Number Title Priority Date Filing Date
ES475576A Expired ES475576A1 (en) 1978-05-30 1978-11-30 Battery driven series DC motor control circuit - has motor braking control connecting armature and field windings to battery via thyristor during drive or regenerative braking modes

Country Status (4)

Country Link
DE (1) DE2918101A1 (en)
ES (1) ES475576A1 (en)
FR (1) FR2427731A1 (en)
IT (1) IT1112768B (en)

Also Published As

Publication number Publication date
FR2427731A1 (en) 1979-12-28
IT7922326A0 (en) 1979-05-03
IT1112768B (en) 1986-01-20
DE2918101A1 (en) 1979-12-06

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