TIRE ROLLING RESISTANCE MEASUREMENTS ON ROAD AND DYNAMOMETER (5.20 X 13, CROSS-PLY TIRE)
ACCURATE PREDICTION OF VEHICLE PERFORMANCE AT THE DESIGN DEPENDS ON A KNOWLEDGE OF TIRE ROLLING RESISTANCE, SINCE THIS FORCE CONSTITUTES THE MAJOR PART OF THE ROAD LOAD OF A CAR TRAVELLING AT STEADY SPEEDS UP TO ABOUT 50 MPH. SINGLE-WHEEL TRAILERS WERE BUILT TO MEASURE ROLLING RESISTANCE DIRECTLY ON TYPICAL ROAD SURFACES. ONE OF THESE TRAILERS HAS NOW BEEN USED FOR MEASURING THE ROLLING RESISTANCE OF A WIDELY-USED CAR TIRE, SUBJECTED TO VARIOUS CONDITIONS OF LOAD AND INFLATION PRESSURE WHILST RUNNING ON A TARMAC ROAD SURFACE. FOR COMPARISON WITH THESE MEASUREMENTS, THE TESTS WERE REPEATED ON A CHASSIS DYNAMOMETER. /RRL/
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Supplemental Notes:
- Rept No 1967/2, 10 PP, 11 FIG, 5 REF
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Corporate Authors:
Motor Industry Research Association
Watling Street
Nuneaton CV10 0TU, Warwickshire, England -
Authors:
- CARR, G W
- Rose, M J
- Publication Date: 1967-5
Subject/Index Terms
- TRT Terms: Dynamometers; Inflation; Loads; Macadam; Pressure; Rolling; Surface course (Pavements); Tar; Tires; Vehicle performance
- Old TRIS Terms: Resistance
- Subject Areas: Highways; Pavements; Vehicles and Equipment;
Filing Info
- Accession Number: 00206830
- Record Type: Publication
- Source Agency: Road Research Laboratory /UK
- Files: TRIS
- Created Date: Feb 24 1970 12:00AM