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BS ISO 7401:2011

Current
Current

The latest, up-to-date edition.

Road vehicles. Lateral transient response test methods. Open-loop test methods
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-06-2011

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General conditions
5 Principle
6 Reference system
7 Variables
8 Measuring equipment
9 Test conditions
10 Step input
11 Sinusoidal input - one period
12 Random input
13 Pulse input
14 Continuous sinusoidal input
Annex A (normative) - Test report - General data
Annex B (normative) - Test report - Presentation
        of results
Bibliography

Describes open-loop test methods for determining the transient response behaviour of road vehicles.

This International Standard specifies open-loop test methods for determining the transient response behaviour of road vehicles. It is applicable to passenger cars, as defined in ISO3833, and to light trucks.

NOTE The open-loop manoeuvres specified in this International Standard are not representative of normal driving conditions, but are nevertheless useful for obtaining measures of vehicle transient behaviour in response to several specific types of steering input under closely controlled test conditions. For measurements of steady-state properties, see ISO4138.

Committee
AUE/15
DevelopmentNote
Supersedes BS AU230(1989) (05/2003) Supersedes 10/30202463 DC. (06/2011)
DocumentType
Standard
Pages
34
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 7401:2011 Identical

ISO 4138:2012 Passenger cars Steady-state circular driving behaviour Open-loop test methods
ISO 1176:1990 Road vehicles — Masses — Vocabulary and codes
ISO/TR 8725:1988 Road vehicles Transient open-loop response test method with one period of sinusoidal input
ISO 3833:1977 Road vehicles — Types — Terms and definitions
ISO 15037-1:2006 Road vehicles Vehicle dynamics test methods Part 1: General conditions for passenger cars
ISO/TR 8726:1988 Road vehicles Transient open-loop response test method with pseudo-random steering input
ISO 2416:1992 Passenger cars — Mass distribution
ISO 8855:2011 Road vehicles — Vehicle dynamics and road-holding ability — Vocabulary

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