JPH0125315B2 - - Google Patents

Info

Publication number
JPH0125315B2
JPH0125315B2 JP57161516A JP16151682A JPH0125315B2 JP H0125315 B2 JPH0125315 B2 JP H0125315B2 JP 57161516 A JP57161516 A JP 57161516A JP 16151682 A JP16151682 A JP 16151682A JP H0125315 B2 JPH0125315 B2 JP H0125315B2
Authority
JP
Japan
Prior art keywords
speed
counter
pulses
signal
pulse
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
JP57161516A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5950789A (ja
Inventor
Tooru Tanahashi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP57161516A priority Critical patent/JPS5950789A/ja
Publication of JPS5950789A publication Critical patent/JPS5950789A/ja
Publication of JPH0125315B2 publication Critical patent/JPH0125315B2/ja
Granted 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
    • H02P7/285—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 armature supply only
    • H02P7/292—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 armature supply only using static converters, e.g. AC to DC
    • H02P7/293—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 armature supply only using static converters, e.g. AC to DC using phase control

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Elevator Control (AREA)
  • Control Of Electric Motors In General (AREA)
JP57161516A 1982-09-16 1982-09-16 エレベ−タの速度制御装置 Granted JPS5950789A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57161516A JPS5950789A (ja) 1982-09-16 1982-09-16 エレベ−タの速度制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57161516A JPS5950789A (ja) 1982-09-16 1982-09-16 エレベ−タの速度制御装置

Publications (2)

Publication Number Publication Date
JPS5950789A JPS5950789A (ja) 1984-03-23
JPH0125315B2 true JPH0125315B2 (enrdf_load_stackoverflow) 1989-05-17

Family

ID=15736552

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57161516A Granted JPS5950789A (ja) 1982-09-16 1982-09-16 エレベ−タの速度制御装置

Country Status (1)

Country Link
JP (1) JPS5950789A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7221541B2 (en) 1992-11-27 2007-05-22 Fujitsu Limited Magnetic head supporting mechanism

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2618907B2 (ja) * 1987-08-10 1997-06-11 ダイキン工業株式会社 ファン用モータの回転数制御方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53143378A (en) * 1977-05-20 1978-12-13 Hitachi Ltd Speed counting system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7221541B2 (en) 1992-11-27 2007-05-22 Fujitsu Limited Magnetic head supporting mechanism

Also Published As

Publication number Publication date
JPS5950789A (ja) 1984-03-23

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