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 SIGNSInfo
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Nonlinear Science (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
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)
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 |
-
1980
- 1980-02-06 CA CA000345171A patent/CA1145473A/en not_active Expired
- 1980-02-19 GB GB8005617A patent/GB2045950B/en not_active Expired
- 1980-03-19 DE DE19803010432 patent/DE3010432A1/en not_active Withdrawn
- 1980-03-20 NL NL8001657A patent/NL8001657A/en not_active Application Discontinuation
- 1980-03-20 AU AU56627/80A patent/AU5662780A/en not_active Abandoned
- 1980-03-21 BR BR8001724A patent/BR8001724A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB2045950B (en) | 1983-01-26 |
NL8001657A (en) | 1980-09-25 |
AU5662780A (en) | 1980-09-25 |
DE3010432A1 (en) | 1980-09-25 |
GB2045950A (en) | 1980-11-05 |
CA1145473A (en) | 1983-04-26 |
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