FR2231971B1 - - Google Patents

Info

Publication number
FR2231971B1
FR2231971B1 FR7346823A FR7346823A FR2231971B1 FR 2231971 B1 FR2231971 B1 FR 2231971B1 FR 7346823 A FR7346823 A FR 7346823A FR 7346823 A FR7346823 A FR 7346823A FR 2231971 B1 FR2231971 B1 FR 2231971B1
Authority
FR
France
Prior art keywords
error
capacitor
speed
developed
vehicle
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
FR7346823A
Other languages
English (en)
Other versions
FR2231971A1 (fr
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
Publication of FR2231971A1 publication Critical patent/FR2231971A1/fr
Application granted granted Critical
Publication of FR2231971B1 publication Critical patent/FR2231971B1/fr
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)
FR7346823A 1973-05-29 1973-12-28 Expired FR2231971B1 (fr)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2231971A1 FR2231971A1 (fr) 1974-12-27
FR2231971B1 true FR2231971B1 (fr) 1978-03-24

Family

ID=23433889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7346823A Expired FR2231971B1 (fr) 1973-05-29 1973-12-28

Country Status (10)

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

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
CN113640547A (zh) * 2021-07-29 2021-11-12 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 (fr) * 1971-05-04 1974-03-08 Dba

Also Published As

Publication number Publication date
SE7403636L (fr) 1974-12-02
US3867647A (en) 1975-02-18
AU6668474A (en) 1975-09-18
CA1021858A (fr) 1977-11-29
CH586395A5 (fr) 1977-03-31
IT1009739B (it) 1976-12-20
SE387747B (sv) 1976-09-13
DE2402448A1 (de) 1974-12-19
GB1422458A (en) 1976-01-28
BR7404228D0 (pt) 1975-01-07
JPS5017685A (fr) 1975-02-25
FR2231971A1 (fr) 1974-12-27

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Legal Events

Date Code Title Description
ST Notification of lapse