GB2064129B - Measuring rotational speed electrically - Google Patents

Measuring rotational speed electrically

Info

Publication number
GB2064129B
GB2064129B GB8034585A GB8034585A GB2064129B GB 2064129 B GB2064129 B GB 2064129B GB 8034585 A GB8034585 A GB 8034585A GB 8034585 A GB8034585 A GB 8034585A GB 2064129 B GB2064129 B GB 2064129B
Authority
GB
United Kingdom
Prior art keywords
rotational speed
measuring rotational
speed electrically
electrically
measuring
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
GB8034585A
Other versions
GB2064129A (en
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.)
Bosch Corp
Original Assignee
Diesel Kiki Co 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 Diesel Kiki Co Ltd filed Critical Diesel Kiki Co Ltd
Publication of GB2064129A publication Critical patent/GB2064129A/en
Application granted granted Critical
Publication of GB2064129B publication Critical patent/GB2064129B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0097—Electrical control of supply of combustible mixture or its constituents using means for generating speed signals
    • 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
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/489—Digital circuits therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
GB8034585A 1979-11-29 1980-10-28 Measuring rotational speed electrically Expired GB2064129B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15470179A JPS5677759A (en) 1979-11-29 1979-11-29 Detecting device of rotational frequency

Publications (2)

Publication Number Publication Date
GB2064129A GB2064129A (en) 1981-06-10
GB2064129B true GB2064129B (en) 1983-07-06

Family

ID=15590051

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8034585A Expired GB2064129B (en) 1979-11-29 1980-10-28 Measuring rotational speed electrically

Country Status (3)

Country Link
JP (1) JPS5677759A (en)
DE (1) DE3044924A1 (en)
GB (1) GB2064129B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0113455A1 (en) * 1982-12-15 1984-07-18 Honeywell Inc. Apparatus for counting the number of fringe changes of a varying interference fringe pattern
GB8318008D0 (en) * 1983-07-02 1983-08-03 Lucas Ind Plc Angular position detector
FR2558619B1 (en) * 1984-01-24 1989-09-08 Ramses ELECTRONIC METHOD AND DEVICE FOR SIMULATING AT LEAST ONE POSITION SENSOR FOR AT LEAST ONE MOVING MEMBER
JPS61137219U (en) * 1985-02-15 1986-08-26
US4742297A (en) * 1985-07-08 1988-05-03 Teleflex Incorporated Programmable cycle meter
FR2645648B1 (en) * 1989-04-07 1991-11-29 Lorraine Laminage DEVICE FOR MEASURING THE ROTATION SPEED IN PARTICULAR OF A ROLLER CAGE MOTOR
JP3503593B2 (en) * 2000-01-20 2004-03-08 株式会社デンソー Engine control device

Also Published As

Publication number Publication date
JPS5677759A (en) 1981-06-26
GB2064129A (en) 1981-06-10
DE3044924A1 (en) 1982-05-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee