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BS ISO 11012:2009

Current
Current

The latest, up-to-date edition.

Heavy commercial vehicles and buses. Open-loop test methods for the quantification of on-centre handling. Weave test and transition test
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-11-2009

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
  3.1 Terms and definitions
  3.2 Symbols
4 Principle
5 Variables
  5.1 Reference system
  5.2 Variables
6 Measuring equipment
7 Test conditions
8 Test procedure
  8.1 General
  8.2 Warm-up
  8.3 Initial driving condition
  8.4 Weave test procedure
  8.5 Transition test procedure
9 Data evaluation and presentation of results
  9.1 General
  9.2 Time histories
  9.3 Characteristic values for the weave test
  9.4 Characteristic values for the transition test
Annex A (normative) - Test report - General data and test
                      conditions
Annex B (informative) - Calculating the time delay from
                        sinusoidal data
Bibliography

Specifies two open-loop test methods for determining on-centre handling characteristics of a vehicle in response to specific types of steering input under closely controlled test conditions: - the weave test; and - the transition test.

This International Standard describes two open-loop test methods for determining on-centre handling characteristics of a vehicle in response to specific types of steering input under closely controlled test conditions:

  • the weave test, and

  • the transition test.

This International Standard applies to heavy vehicles, i.e. commercial vehicles, commercial vehicle combinations, buses and articulated buses as defined in ISO3833 (trucks and trailers with maximum weight above 3,5 tonnes and buses and articulated buses with maximum weight above 5 tonnes, in accordance with ECE and EC vehicle classification, categories M3, N2, N3, O3 and O4).

Committee
AUE/15
DevelopmentNote
Supersedes 08/30189842 DC. (11/2009)
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 11012:2009 Identical

ISO 1176:1990 Road vehicles — Masses — Vocabulary and codes
ISO/TS 20119:2002 Road vehicles Test method for the quantification of on-centre handling Determination of dispersion metrics for straight-line driving
ISO 3833:1977 Road vehicles — Types — Terms and definitions
ISO 15037-2:2002 Road vehicles Vehicle dynamics test methods Part 2: General conditions for heavy vehicles and buses
ISO 8855:2011 Road vehicles — Vehicle dynamics and road-holding ability — Vocabulary

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