CA1021858A - Analog speed detector - Google Patents

Analog speed detector

Info

Publication number
CA1021858A
CA1021858A CA187,550A CA187550A CA1021858A CA 1021858 A CA1021858 A CA 1021858A CA 187550 A CA187550 A CA 187550A CA 1021858 A CA1021858 A CA 1021858A
Authority
CA
Canada
Prior art keywords
speed detector
analog speed
analog
detector
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
Application number
CA187,550A
Other languages
English (en)
French (fr)
Inventor
Bernard E. Callahan
Philip M. Higgins
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.)
Vapor Corp
Original Assignee
Vapor 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 Vapor Corp filed Critical Vapor Corp
Application granted granted Critical
Publication of CA1021858A publication Critical patent/CA1021858A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/10—Indicating wheel slip ; Correction of wheel slip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/171—Detecting parameters used in the regulation; Measuring values used in the regulation
    • 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
    • G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
    • G01P3/4805—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general by using circuits for the electrical integration of the generated pulses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2200/00—Type of vehicles
    • B60L2200/26—Rail vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Controls For Constant Speed Travelling (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
CA187,550A 1973-05-29 1973-12-06 Analog speed detector Expired CA1021858A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US364298A US3867647A (en) 1973-05-29 1973-05-29 Analog speed detector

Publications (1)

Publication Number Publication Date
CA1021858A true CA1021858A (en) 1977-11-29

Family

ID=23433889

Family Applications (1)

Application Number Title Priority Date Filing Date
CA187,550A Expired CA1021858A (en) 1973-05-29 1973-12-06 Analog speed detector

Country Status (10)

Country Link
US (1) US3867647A (sv)
JP (1) JPS5017685A (sv)
BR (1) BR7404228D0 (sv)
CA (1) CA1021858A (sv)
CH (1) CH586395A5 (sv)
DE (1) DE2402448A1 (sv)
FR (1) FR2231971B1 (sv)
GB (1) GB1422458A (sv)
IT (1) IT1009739B (sv)
SE (1) SE387747B (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988599A (en) * 1975-02-03 1976-10-26 Wagner Electric Corporation Signal processing circuit suitable for wheel slip control system for automotive vehicles and the like
JPS5222870A (en) * 1975-08-14 1977-02-21 Matsushita Electric Ind Co Ltd Frequency-voltage converter unit
US4166248A (en) * 1977-11-25 1979-08-28 Ford Motor Company Sample and hold frequency to voltage converter circuit
US4234922A (en) * 1979-03-07 1980-11-18 Sab Harmon Industries, Inc. Automatic locomotive speed control
JPS5692607A (en) * 1979-12-26 1981-07-27 Hitachi Ltd Frequency discriminating circuit
US4282967A (en) * 1980-01-17 1981-08-11 Maxi-Tronic, Inc. Grain elevator controls
US4401035A (en) * 1980-07-03 1983-08-30 Kansas City Southern Railway Company Control device for multiple unit locomotive systems
US4410947A (en) * 1981-07-02 1983-10-18 Westinghouse Electric Corp. Vehicle propulsion control apparatus and method
JPS58119789A (ja) * 1982-01-06 1983-07-16 Hitachi Ltd モ−タ制御装置
DE3540708A1 (de) * 1985-11-16 1987-05-21 Bosch Gmbh Robert Antriebsschlupfregelsystem
US5225749A (en) * 1990-09-26 1993-07-06 Mitsubishi Denki Kabushiki Kaisha System for controlling the rotational speed of a rotary member
DE4446535B4 (de) * 1994-12-24 2004-11-11 Robert Bosch Gmbh Schaltungsanordnung zur Amplitudenmessung
US5744950A (en) * 1996-05-09 1998-04-28 Ssi Technologies, Inc. Apparatus for detecting the speed of a rotating element including signal conditioning to provide a fifty percent duty cycle
JP3491577B2 (ja) * 1999-10-27 2004-01-26 株式会社デンソー 回転角検出装置
CN104483505A (zh) * 2014-11-11 2015-04-01 珠海天琴信息科技有限公司 一种获取车辆行驶速度的方法及装置
CN114441182A (zh) * 2020-11-02 2022-05-06 北京三快在线科技有限公司 一种轮速模拟检测电路及轮速检测装置
CN113640547B (zh) * 2021-07-29 2024-08-30 西安航空制动科技有限公司 一种机轮速度传感器故障检测装置及检测方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333109A (en) * 1963-11-22 1967-07-25 Ampex Means for converting an input signal to a representative voltage
US3414735A (en) * 1965-12-03 1968-12-03 Conductron Corp Variable time constant learning means
US3553597A (en) * 1968-02-12 1971-01-05 Sierra Research Corp F.m. to p.a.m. converter
US3581217A (en) * 1968-11-05 1971-05-25 Wayne R Isaacs Frequency to direct current converter circuit
GB1249523A (en) * 1969-04-23 1971-10-13 Standard Telephones Cables Ltd Frequency biased ratemeter
US3590277A (en) * 1969-05-07 1971-06-29 Westinghouse Electric Corp Fast response frequency and wave shape measuring circuit
GB1281984A (en) * 1970-03-07 1972-07-19 Marconi Instruments Ltd Improvements in or relating to peak detection circuits
FR2135052B1 (sv) * 1971-05-04 1974-03-08 Dba

Also Published As

Publication number Publication date
US3867647A (en) 1975-02-18
AU6668474A (en) 1975-09-18
DE2402448A1 (de) 1974-12-19
IT1009739B (it) 1976-12-20
SE7403636L (sv) 1974-12-02
CH586395A5 (sv) 1977-03-31
GB1422458A (en) 1976-01-28
BR7404228D0 (pt) 1975-01-07
JPS5017685A (sv) 1975-02-25
SE387747B (sv) 1976-09-13
FR2231971B1 (sv) 1978-03-24
FR2231971A1 (sv) 1974-12-27

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