FR602776A - Improvements to electrical control systems - Google Patents

Improvements to electrical control systems

Info

Publication number
FR602776A
FR602776A FR602776DA FR602776A FR 602776 A FR602776 A FR 602776A FR 602776D A FR602776D A FR 602776DA FR 602776 A FR602776 A FR 602776A
Authority
FR
France
Prior art keywords
control systems
electrical control
electrical
systems
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
Other languages
French (fr)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR602776A publication Critical patent/FR602776A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements 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
    • H02P7/18—Arrangements 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
    • H02P7/24—Arrangements 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
    • H02P7/28—Arrangements 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
    • H02P7/282—Arrangements 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 controlling field supply only
    • H02P7/2825—Arrangements 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 controlling field supply only whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR602776D 1925-08-31 1925-08-31 Improvements to electrical control systems Expired FR602776A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR602776T 1925-08-31

Publications (1)

Publication Number Publication Date
FR602776A true FR602776A (en) 1926-03-26

Family

ID=8972225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR602776D Expired FR602776A (en) 1925-08-31 1925-08-31 Improvements to electrical control systems

Country Status (1)

Country Link
FR (1) FR602776A (en)

Similar Documents

Publication Publication Date Title
FR33164E (en) Improvements to control systems
FR561507A (en) Improvements to telegraph systems
FR609383A (en) Improvements to control systems
FR602776A (en) Improvements to electrical control systems
FR698983A (en) Improvements to electrical transmission systems
FR682174A (en) Improvements to electrical transmission systems
FR614305A (en) Improvements to electrical control systems
FR710472A (en) Improvements to electrical signal systems
FR612201A (en) Improvements to control mechanisms
FR621480A (en) Improvements to remote control systems
FR662581A (en) Improvements to electrical control systems
FR638283A (en) Improvements to electrical adjustment systems
FR578895A (en) Improvements to synchronous control systems
FR594415A (en) Improvements to electrical regulation systems
FR569938A (en) Improvements to radiocommunications systems
FR620351A (en) Improvements to automatic telephone systems
FR553938A (en) Improvements to telegraph systems
FR569300A (en) Improvements to telegraph systems
FR598107A (en) Improvements to control systems
FR609546A (en) Improvements to electrical current transformation systems
FR592737A (en) Improvements to electrical distribution systems
FR642998A (en) Improvements to radiotelegraph communications systems
FR39487E (en) Improvements to control systems
FR677647A (en) Improvements to electrical adjustment systems
FR604199A (en) Improvements to control systems