SAE J ISO 14791 : AUG 2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ROAD VEHICLES - HEAVY COMMERCIAL VEHICLE COMBINATIONS AND ARTICULATED BUSES - LATERAL STABILITY TEST METHODS
23-07-2013
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test objectives
5 Measuring equipment
5.1 Description
5.2 Transducer installation
5.3 Data processing
6 Test conditions
6.1 Test tracks
6.2 Tyres
6.3 Operating components
6.4 Loading conditions
7 Test method
7.1 Warm-up
7.2 Test speed
7.3 Lateral acceleration
7.4 Pseudo-random input
7.5 Single lane-change
7.6 Pulse input
8 Data analysis and presentation
8.1 Preliminary analysis
8.2 Rearward amplification
8.3 Offtracking
8.4 Zero-damping speed and yaw damping
8.5 Yaw-velocity ratio
Annex A (normative) General data sheet
Annex B (normative) Presentation of results
Annex C (informative) Technique and verification for
path-following
Annex D (informative) Calculation of confidence interval for
the rearward amplification
Bibliography
States test methods to determine the lateral stability of heavy commercial vehicle combinations as defined in ISO 3833, including truck centre-axle trailer combinations and articulated buses.
| DevelopmentNote |
Supersedes SAE J 2179. (11/2002) SAE no longer licensed to publish these documents. Use ISO instead. (05/2006)
|
| DocumentType |
Standard
|
| PublisherName |
SAE International
|
| Status |
Withdrawn
|
| Supersedes |
| Standards | Relationship |
| ISO 14791:2000 | Identical |
| ISO 1176:1990 | Road vehicles — Masses — Vocabulary and codes |
| ISO 3833:1977 | Road vehicles — Types — Terms and definitions |
| ISO 9815:2010 | Road vehicles — Passenger-car and trailer combinations — Lateral stability test |
| ISO 8855:2011 | Road vehicles — Vehicle dynamics and road-holding ability — Vocabulary |
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