DETERMINATION OF A TEST PROCEDURE USING SPECIFICATIONS ON BRAKING FORCE DISTRIBUTION
ERMITTLUNG EINES PRUERVERFAHRENS BEI DER ANWENDUNG DER VORSCHRIFTEN UEBER DIE BREMSKRAFTVERTEILUNG
IN THE ECE SPECIFICATION (71/320/EWG) THE COURSE OF THE ADHESION COEFFICIENTS NEEDED BETWEEN THE WHEELS AND THE ROAD IS ESTABLISHED AS A FUNCTION OF BRAKING (FRICTION CURVES) AND THE RETENTION OF A DEFINED BRAKING FORCE DISTRIBUTION ON THE AXLES WITHIN NARROW LIMITS. UP TO NOW THE FRICTION CURVES HAVE BEEN CALCULATED BY THE MANUFACTURER. THE OBJECT OF THE STUDY WAS TO DEVELOP A TEST PROCEDURE WHICH STARTED FROM MEASUREMENTS ON THE VEHICLE, SOLUTIONS ARE INDICATED, LIMITED TO TWO-AXLE VEHICLES. PROCEDURES ARE OUTLINED FOR DETERMINING THE FRICTION CURVES FROM MEASUREMENTS OF BASIC MAGNITUDES, AND APPLIED TO A LADEN SAMPLE VEHICLE. THE FRICTION CURVES OBTAINED FROM THE MEASURED VALUES AGREE WITH THOSE FROM THE VEHICLE DATA SUPPLIED BY THE MANUFACTURERS.
Language
- German
Project
- Status: Completed
-
Contract Numbers:
ITRD TDB 9066
ITRD 1.7563
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Sponsor Organizations:
BUNDESANSTALT FUER STRASSENWESEN (FEDERAL HIGHWAY RESEARCH INSTITUTE)
BRUEHLER STR. 1, POSTFACH 510530
KOELN, D-5000 -
Project Managers:
SEGEBRECHT,
Hoffmann,
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Performing Organizations:
RHEINISCH-WESTFAELISCHER TECHNISCHER UEBERWACHUNGS-VEREIN E.V. (ORGANIZATION FOR THE INSPECTION OF VEHICLES AND DRIVERS, ESSEN LOCATION)
STEUBENSTR. 53, POSTFACH 70 41
ESSEN, DEUTSCHLAND BR D-4300 - Start Date: 19750724
- Expected Completion Date: 0
- Actual Completion Date: 19781130
- Source Data: ITRD D702307
Subject/Index Terms
- TRT Terms: Axles; Braking; Curves (Geometry); Friction; Measurement; Research projects; Specifications; Traffic lanes; Vehicles; Wheels
- ITRD Terms: 1322: Axle; 1874: Braking; 2992: Carriageway; 6496: Curve (math); 5452: Friction; 6136: Measurement; 8557: Research project; 177: Specifications; 1255: Vehicle; 1372: Wheel
- Subject Areas: Vehicles and Equipment; I91: Vehicle Design and Safety; I95: Vehicle Inspection;
Filing Info
- Accession Number: 01294976
- Record Type: Research project
- Source Agency: Bundesanstalt für Straßenwesen (BASt)
- Contract Numbers: ITRD TDB 9066, ITRD 1.7563
- Files: ITRD
- Created Date: Nov 21 2010 4:48AM