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BS ISO 28580:2018 – TC:2020 Edition

BS ISO 28580:2018 – TC:2020 Edition

$217.84

Tracked Changes. Passenger car, truck and bus tyre rolling resistance measurement method. Single point test and correlation of measurement results

Published By Publication Date Number of Pages
BSI 2020 96
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PDF Catalog

PDF Pages PDF Title
56 National foreword
61 Foreword
63 1 Scope
2 Normative references
3 Terms and definitions
66 4 Test methods
5 Test equipment
5.1 General
67 5.2 Drum specifications
5.2.1 Diameter
5.2.2 Surface
5.2.3 Width
5.3 Measuring rim
5.4 Load, alignment, control and instrumentation accuracies
5.5 Thermal environment
5.5.1 Reference conditions
5.5.2 Alternative conditions
6 Test conditions
6.1 General
68 6.2 Test speeds
6.3 Test load
6.4 Test inflation pressure
6.5 Duration and speed
69 7 Test procedure
7.1 General
7.2 Thermal conditioning
7.3 Pressure adjustment
7.4 Warm-up
7.5 Measurement and recording
70 7.6 Measurement of parasitic losses
7.6.1 General
7.6.2 Skim test reading
71 7.6.3 Deceleration method
7.7 Allowance for machines exceeding σm criterion
8 Data interpretation
8.1 Determination of parasitic losses
8.1.1 General
8.1.2 Force method at tyre spindle
72 8.1.3 Torque method at drum axis
8.1.4 Power method at drum axis
8.1.5 Deceleration method
73 8.2 Rolling resistance calculation
8.2.1 General
8.2.2 Force method at tyre spindle
8.2.3 Torque method at drum axis
8.2.4 Power method at drum axis
8.2.5 Deceleration method
74 9 Data analysis
9.1 Rolling resistance coefficient
9.2 Temperature correction
75 9.3 Drum diameter correction
9.4 Measurement result
76 10 Measurement machines alignment and monitoring requirements
10.1 General
10.2 Conditions for reference machine
10.3 Conditions for candidate machine
77 10.4 Alignment tyre requirements
10.5 Alignment procedure
79 Annex A (normative) Test equipment tolerances
82 Annex B (informative) Measurement methods of moment of inertia for drum and tyre assembly — Deceleration method
87 Annex C (informative) Test rim runout
88 Annex D (informative) Publications of tyre standards organizations
89 Annex E (informative) Example for larger truck bus warm-up duration
91 Annex F (informative) Example for machine drift evaluation
94 Bibliography

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BS ISO 28580:2018 - TC
$217.84