JPH0344506B2 - - Google Patents

Info

Publication number
JPH0344506B2
JPH0344506B2 JP56070826A JP7082681A JPH0344506B2 JP H0344506 B2 JPH0344506 B2 JP H0344506B2 JP 56070826 A JP56070826 A JP 56070826A JP 7082681 A JP7082681 A JP 7082681A JP H0344506 B2 JPH0344506 B2 JP H0344506B2
Authority
JP
Japan
Prior art keywords
pulse
speed
time
interrupt
interrupt 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 - Lifetime
Application number
JP56070826A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57187717A (en
Inventor
Tsutomu Oomae
Toshihiko Matsuda
Makoto Tachikawa
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP56070826A priority Critical patent/JPS57187717A/ja
Publication of JPS57187717A publication Critical patent/JPS57187717A/ja
Publication of JPH0344506B2 publication Critical patent/JPH0344506B2/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
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/22—Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Control Of Electric Motors In General (AREA)
JP56070826A 1981-05-13 1981-05-13 Digital speed controller Granted JPS57187717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56070826A JPS57187717A (en) 1981-05-13 1981-05-13 Digital speed controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56070826A JPS57187717A (en) 1981-05-13 1981-05-13 Digital speed controller

Publications (2)

Publication Number Publication Date
JPS57187717A JPS57187717A (en) 1982-11-18
JPH0344506B2 true JPH0344506B2 (de) 1991-07-08

Family

ID=13442769

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56070826A Granted JPS57187717A (en) 1981-05-13 1981-05-13 Digital speed controller

Country Status (1)

Country Link
JP (1) JPS57187717A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6035978A (ja) * 1983-08-04 1985-02-23 Canon Inc モ−タの制御装置
US5060151A (en) * 1984-07-19 1991-10-22 Cymatics, Inc. Speed control for orbital shaker with reversing mode
US4673297A (en) * 1984-07-19 1987-06-16 Cymatics, Inc. Orbital shaker
JPH0197189A (ja) * 1987-10-05 1989-04-14 Ricoh Co Ltd モータ制御装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428605A (en) * 1977-08-05 1979-03-03 Fujitsu Ltd Speed control system of magnetic tape feed motor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428605A (en) * 1977-08-05 1979-03-03 Fujitsu Ltd Speed control system of magnetic tape feed motor

Also Published As

Publication number Publication date
JPS57187717A (en) 1982-11-18

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