CA988981A - Motor speed control system having a homopolar generator - Google Patents

Motor speed control system having a homopolar generator

Info

Publication number
CA988981A
CA988981A CA165,324A CA165324A CA988981A CA 988981 A CA988981 A CA 988981A CA 165324 A CA165324 A CA 165324A CA 988981 A CA988981 A CA 988981A
Authority
CA
Canada
Prior art keywords
control system
speed control
motor speed
homopolar generator
homopolar
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
CA165,324A
Other languages
English (en)
Other versions
CA165324S (en
Inventor
Kenneth Clunis
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA988981A publication Critical patent/CA988981A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/54—Controlling, regulating, or indicating speed by stroboscope; by tachometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
    • G01P13/045—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement with speed indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/46—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K31/00—Acyclic motors or generators, i.e. DC machines having drum or disc armatures with continuous current collectors
    • H02K31/02—Acyclic motors or generators, i.e. DC machines having drum or disc armatures with continuous current collectors with solid-contact collectors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/20—Structural association with auxiliary dynamo-electric machines, e.g. with electric starter motors or exciters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Velocity Or Acceleration (AREA)
CA165,324A 1972-03-13 1973-03-06 Motor speed control system having a homopolar generator Expired CA988981A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23425572A 1972-03-13 1972-03-13

Publications (1)

Publication Number Publication Date
CA988981A true CA988981A (en) 1976-05-11

Family

ID=22880593

Family Applications (1)

Application Number Title Priority Date Filing Date
CA165,324A Expired CA988981A (en) 1972-03-13 1973-03-06 Motor speed control system having a homopolar generator

Country Status (4)

Country Link
JP (1) JPS492509A (en:Method)
CA (1) CA988981A (en:Method)
DE (1) DE2311943B2 (en:Method)
GB (1) GB1419593A (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5177071A (ja) * 1974-12-27 1976-07-03 Fujitsu Ltd Handotaisochinoanteikahoho
JPS5224464A (en) * 1975-08-15 1977-02-23 Westinghouse Electric Corp Method of selectively diffusing impurities in silicon substrate
JPS54122664A (en) 1978-03-16 1979-09-22 Kanto Denka Kogyo Kk Production of magnetic powder for magnetic recording based on iron
BR8104693A (pt) * 1980-07-22 1982-04-06 Xerox Corp Aparelho sensivel ao deslocamento de um elemento movel para gerar uma pluralidade de sinais eletricamente deslocados em fase
DE3719580A1 (de) * 1987-06-12 1988-12-29 Broadcast Television Syst Schaltungsanordnung mit einem regler

Also Published As

Publication number Publication date
DE2311943A1 (de) 1973-09-20
JPS492509A (en:Method) 1974-01-10
DE2311943B2 (de) 1974-08-29
GB1419593A (en) 1975-12-31

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