BS ISO 4138:2004
$142.49
Passenger cars. Steady-state circular driving behaviour. Open-loop test methods
| Published By | Publication Date | Number of Pages |
| BSI | 2004 | 28 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 3 | TitlePage – Passenger cars�— Steady-state circular driving behaviour�— Open-loop test methods |
| 5 | TableofContent – Contents Page |
| 6 | Foreword – Foreword |
| 7 | Introduction – Introduction |
| 9 | Scope – 1��� Scope NormativeReference – 2��� Normative references Clause1 – 4��� Principle Subclause2 – 4.1��� Test methods |
| 10 | Subclause2 – 4.2��� Equivalence of test methods Clause1 – 5��� Variables Subclause2 – 5.1��� Reference system Subclause2 – 5.2��� Measurement |
| 11 | Clause1 – 6��� Measuring equipment Subclause2 – 6.1��� Description Subclause2 – 6.2��� Transducer installation Subclause2 – 6.3��� Data processing Clause1 – 7��� Test conditions Clause1 – 8��� Test procedure Subclause2 – 8.1��� Warm-up |
| 12 | Subclause2 – 8.2��� Initial driving condition Subclause2 – 8.3��� General test description Subclause2 – 8.4��� Method�1�— Constant-radius Subclause3 – 8.4.1��� Description Subclause3 – 8.4.2��� Procedure Subclause4 – 8.4.2.1��� General |
| 13 | Subclause4 – 8.4.2.2��� With discrete test speeds Subclause4 – 8.4.2.3��� With continuous speed increase Subclause2 – 8.5��� Method�2�— Constant steering-wheel angle Subclause3 – 8.5.1��� Description Subclause3 – 8.5.2��� Procedure Subclause4 – 8.5.2.1��� General Subclause4 – 8.5.2.2��� With discrete test speeds Subclause4 – 8.5.2.3��� With continuous speed increase |
| 14 | Subclause2 – 8.6��� Method�3�— Constant-speed Subclause3 – 8.6.1��� Description Subclause3 – 8.6.2��� Procedure Subclause4 – 8.6.2.1��� General Subclause4 – 8.6.2.2��� With discrete turn radii Subclause4 – 8.6.2.3��� With discrete steering-wheel angles Clause1 – 9��� Data analysis Subclause2 – 9.1��� General |
| 15 | Subclause2 – 9.2��� Lateral acceleration Subclause2 – 9.3��� Path radius Clause1 – 10��� Data evaluation and presentation of results Subclause2 – 10.1��� General Subclause2 – 10.2��� Plotted results |
| 16 | Subclause2 – 10.3��� Evaluation of characteristic values Subclause3 – 10.3.1��� General Subclause3 – 10.3.2��� Evaluation of gradients�— Differentiation Subclause4 – 10.3.2.1��� General Subclause4 – 10.3.2.2��� Steering-wheel angle gradient Subclause4 – 10.3.2.3��� Path curvature gradient |
| 17 | Subclause4 – 10.3.2.4��� Sideslip angle gradient Subclause4 – 10.3.2.5��� Vehicle roll angle gradient Subclause4 – 10.3.2.6��� Steering-wheel torque gradient Subclause4 – 10.3.2.7��� Steering-wheel/sideslip angle gradient Subclause3 – 10.3.3��� Normalisation of results�— Comparison of results from different vehicles Subclause4 – 10.3.3.1��� General Subclause4 – 10.3.3.2��� Explanation |
| 18 | Subclause3 – 10.3.4��� Normalized steady-state properties Subclause4 – 10.3.4.1��� General |
| 19 | Subclause4 – 10.3.4.2��� Normalization with respect to steering ratio Subclause4 – 10.3.4.3��� Normalization with respect to wheelbase�— Stability factor Subclause4 – 10.3.4.4��� Normalization with respect to sideslip angle gradient�— Directional coef… |
| 20 | AnnexNormative – Presentation of results |
| 25 | AnnexNormative – Determination of overall (static) steering ratio Clause1 – B.1��� Steering systems Clause1 – B.2��� Vehicles with four-wheel steering Clause1 – B.3��� Measurement |
| 26 | AnnexInformative – General information�— Theoretical basis for the test methods |
| 27 | Bibliography – Bibliography |
