BR8001724A - PROCESS AND APPARATUS FOR DYNAMICALLY TESTING A TRANSDUCTIVE SYSTEM OF ROTATION MOVEMENT IN ELECTRIC SIGNS - Google Patents

PROCESS AND APPARATUS FOR DYNAMICALLY TESTING A TRANSDUCTIVE SYSTEM OF ROTATION MOVEMENT IN ELECTRIC SIGNS

Info

Publication number
BR8001724A
BR8001724A BR8001724A BR8001724A BR8001724A BR 8001724 A BR8001724 A BR 8001724A BR 8001724 A BR8001724 A BR 8001724A BR 8001724 A BR8001724 A BR 8001724A BR 8001724 A BR8001724 A BR 8001724A
Authority
BR
Brazil
Prior art keywords
transductive
rotation movement
electric signs
dynamically testing
dynamically
Prior art date
Application number
BR8001724A
Other languages
Portuguese (pt)
Inventor
P Farazi
H Frank
Original Assignee
Sun Electric 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 Sun Electric Corp filed Critical Sun Electric Corp
Publication of BR8001724A publication Critical patent/BR8001724A/en

Links

Classifications

    • 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
    • B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/88—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
    • B60T8/885—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means using electrical circuitry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P11/00—Measuring average value of speed
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/15—Indicating that frequency of pulses is either above or below a predetermined value or within or outside a predetermined range of values, by making use of non-linear or digital elements (indicating that pulse width is above or below a certain limit)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • 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
    • B60T2270/00—Further aspects of brake control systems not otherwise provided for
    • B60T2270/40—Failsafe aspects of brake control systems
    • B60T2270/406—Test-mode; Self-diagnosis
    • 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
    • B60T2270/00—Further aspects of brake control systems not otherwise provided for
    • B60T2270/40—Failsafe aspects of brake control systems
    • B60T2270/416—Wheel speed sensor failure
BR8001724A 1979-03-23 1980-03-21 PROCESS AND APPARATUS FOR DYNAMICALLY TESTING A TRANSDUCTIVE SYSTEM OF ROTATION MOVEMENT IN ELECTRIC SIGNS BR8001724A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2346279A 1979-03-23 1979-03-23

Publications (1)

Publication Number Publication Date
BR8001724A true BR8001724A (en) 1980-11-18

Family

ID=21815251

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8001724A BR8001724A (en) 1979-03-23 1980-03-21 PROCESS AND APPARATUS FOR DYNAMICALLY TESTING A TRANSDUCTIVE SYSTEM OF ROTATION MOVEMENT IN ELECTRIC SIGNS

Country Status (6)

Country Link
AU (1) AU5662780A (en)
BR (1) BR8001724A (en)
CA (1) CA1145473A (en)
DE (1) DE3010432A1 (en)
GB (1) GB2045950B (en)
NL (1) NL8001657A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3219874C2 (en) * 1982-05-27 1985-02-28 Zahnräderfabrik Renk AG, 8900 Augsburg Speed measuring device
JPS61193961A (en) * 1985-02-25 1986-08-28 Nippon Denso Co Ltd Trouble detector for engine speed sensor
DE3543941A1 (en) * 1985-12-12 1987-06-19 Siemens Ag METHOD FOR DETERMINING THE SPEED OF A STILL TURNING TURNING MACHINE
DE3831193A1 (en) * 1988-09-14 1990-03-29 Wabco Westinghouse Fahrzeug TRANSMITTER ERROR DETECTION CIRCUIT
US5081702A (en) * 1989-03-09 1992-01-14 Allied-Signal Inc. Method and apparatus for processing more than one high speed signal through a single high speed input terminal of a microcontroller
US4972145A (en) * 1989-12-14 1990-11-20 American Standard Inc. Speed sensor gap fault-detection arrangement for multiple-axle rail vehicles
DE4020360A1 (en) * 1990-06-27 1992-01-02 Bodenseewerk Geraetetech CIRCUIT ARRANGEMENT FOR COMPARING A MEASURING FREQUENCY WITH A REFERENCE FREQUENCY MULTIPLIED BY A FACTOR
DE4035521A1 (en) * 1990-11-08 1992-05-14 Vdo Schindling Vehicle velocity measuring method - using mean of several count values representing wheel rotation rate
DE4035520C2 (en) * 1990-11-08 1998-09-10 Mannesmann Vdo Ag Method and arrangement for measuring the speed of a vehicle
FR2696233B1 (en) * 1992-09-25 1994-10-28 Valeo Electronique Incremental sensor with fault signaling.
US6060879A (en) * 1995-09-07 2000-05-09 Core Engineering Inc. Current magnitude sensing circuit
DE19749791A1 (en) * 1997-11-11 1999-05-12 Wabco Gmbh Evaluation method for an output signal of a sensor device scanning a cyclical movement
CZ296922B6 (en) * 1998-06-17 2006-07-12 Vúts Liberec A. S. Dynamic measuring method of linear, rotary and pendulum motions by employing a measuring system containing at least one incremental motion pickup and precise generator as well as measuring system for making the same
CN102103170B (en) * 2009-12-17 2012-12-26 上海凯迪克航空工程技术有限公司 In-situ detection device of anti-skidding electrical control system
CN102538859A (en) * 2011-05-19 2012-07-04 广东迅通科技股份有限公司 Method for monitoring and processing various sensors

Also Published As

Publication number Publication date
DE3010432A1 (en) 1980-09-25
GB2045950A (en) 1980-11-05
CA1145473A (en) 1983-04-26
GB2045950B (en) 1983-01-26
NL8001657A (en) 1980-09-25
AU5662780A (en) 1980-09-25

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