JPH0337396B2 - - Google Patents

Info

Publication number
JPH0337396B2
JPH0337396B2 JP58141940A JP14194083A JPH0337396B2 JP H0337396 B2 JPH0337396 B2 JP H0337396B2 JP 58141940 A JP58141940 A JP 58141940A JP 14194083 A JP14194083 A JP 14194083A JP H0337396 B2 JPH0337396 B2 JP H0337396B2
Authority
JP
Japan
Prior art keywords
sampling
counter
value
pulse
speed
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
JP58141940A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6035976A (ja
Inventor
Yasuyuki Sugiura
Shigeki Morinaga
Tsunehiro Endo
Fumio Tajima
Kunio Myashita
Kazutoshi Kato
Masaharu Muramatsu
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 JP58141940A priority Critical patent/JPS6035976A/ja
Publication of JPS6035976A publication Critical patent/JPS6035976A/ja
Publication of JPH0337396B2 publication Critical patent/JPH0337396B2/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
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • 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 Electric Motors In General (AREA)
JP58141940A 1983-08-04 1983-08-04 速度検出方法 Granted JPS6035976A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58141940A JPS6035976A (ja) 1983-08-04 1983-08-04 速度検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58141940A JPS6035976A (ja) 1983-08-04 1983-08-04 速度検出方法

Publications (2)

Publication Number Publication Date
JPS6035976A JPS6035976A (ja) 1985-02-23
JPH0337396B2 true JPH0337396B2 (enExample) 1991-06-05

Family

ID=15303674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58141940A Granted JPS6035976A (ja) 1983-08-04 1983-08-04 速度検出方法

Country Status (1)

Country Link
JP (1) JPS6035976A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6295984A (ja) * 1985-10-22 1987-05-02 Fanuc Ltd 電動機の速度制御装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5694270A (en) * 1979-12-28 1981-07-30 Toyota Motor Corp Digital display type vehicle speedometer

Also Published As

Publication number Publication date
JPS6035976A (ja) 1985-02-23

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