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ISO 11012 : 2009

M00029101

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ISO 11012 : 2009

HEAVY COMMERCIAL VEHICLES AND BUSES - OPEN-LOOP TEST METHODS FOR THE QUANTIFICATION OF ON-CENTRE HANDLING - WEAVE TEST AND TRANSITION TEST

International Organization for Standardization

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Table of Contents

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

Abstract

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.

General Product Information

Document Type Standard
Status Current
Publisher International Organization for Standardization
Committee TC 22