ISO INTERNATIONAL STANDARD 14793 Second edition 2011-02-15 Road vehicles Heavy commercial vehicles and buses Lateral transient response test methods Vehicules routiers - Vehicules utilitaires lourds et autobus - Methodes d'essai de réponse transitoire latérale Reference number ISO 14793:2011(E) @ ISO 2011 IHSunder tted without license from IHS Not for Resale ISO14793:2011(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below COPYRIGHTPROTECTEDDOCUMENT @ISO2011 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or ISo's member body in the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @IsO 2011-All rights reserved d without license from IHS Not for Resale ISO 14793:2011(E) Contents Page Foreword . Introduction. 1 Scope.. 2 Normative references... 3 Terms and definitions .. 4 Principle. 5 Reference system. 6 Variables.. 7 Measuring equipment . 7.1 7.2 Transducer installation. 7.3 Data processing. 8 Test conditions .. 8.1 General 8.2 Testtrack. 8.3 Weather conditions 8.4 Test vehicle 8.5 Warm-up... 8.6 9 8.7 Lateral acceleration.... 8.8 Average longitudinal acceleration. 10 9 Step input.... 9.1 Test procedure.. 10 9.2 Data analysis... 10 9.3 Data presentation .... 10 Sinusoidal inputOne period (see ISO/TR 8725) .12 10.1 Test procedure..... 12 10.2 Data analysis.... 12 10.3 Data presentation.. 13 11 Random input (see ISO/TR 8726)... 11.1 Test procedure.. 13 11.2 Data analysis. 14 11.3 Data presentation 12 Pulse input 15 12.1 Test procedure... 12.2 Data analysis.. 15 12.3 Data presentation . 15 13 Continuous sinusoidal input. .16 13.1 Test procedure... 16 13.2 16 13.3 Data presentation ... 17 Annex A (normative) Test report ( General data .. 18 Annex B (normative) Test report Presentation of results .. 24 Bibliography...... Copyright International Oorganization fr Standardizallon'ghts reserved ii nse from IHS Not for Resale