IEC_TS_62500-2008.pdf

IEC/TS 62500Edition 1.0 2008-07TECHNICAL SPECIFICATION Process management for avionics Defining and performing highly accelerated tests in aerospace systems Application guide IEC/TS 62500:2008(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2008 IEC,Geneva,Switzerland 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 IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About the IEC The International Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standards for all electrical,electronic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition,a corrigenda or an amendment might have been published.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC/TS 62500Edition 1.0 2008-07TECHNICAL SPECIFICATION Process management for avionics Defining and performing highly accelerated tests in aerospace systems Application guide INTERNATIONAL ELECTROTECHNICAL COMMISSION WICS 03.100.50;31.020;49.060 PRICE CODEISBN 2-8318-9933-8 Registered trademark of the International Electrotechnical Commission LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 TS 62500 IEC:2008(E)CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Terms and definitions.7 3 Acronyms.9 4 Highly accelerated test goals and principles.10 4.1 General characteristics.10 4.2 General principles of highly accelerated tests.11 4.3 Example of the limitations of highly accelerated tests.13 5 Industrial technical domains covered by highly accelerated tests.14 6 Highly accelerated tests in the lifecycle and associated assembly levels.14 7 Planning and management of highly accelerated tests.16 7.1 General.16 7.2 Validation and verification.16 7.3 Planning of highly accelerated tests.17 7.4 Management of highly accelerated tests.18 8 General methodology for implementing highly accelerated tests.18 8.1 Structure of the approach.18 8.2 Analysis of product sensitive points.19 8.3 Selection of applicable stresses.20 8.4 Producing a test plan.21 8.5 Performing tests.23 8.6 Analysis of test results,corrective action and resumption of testing.24 9 Building on and using experience.24 9.1 General.24 9.2 Creating the database.25 9.3 Inclusion in the company reference system.25 9.4 Use of results for environmental stress screening.25 9.5 Correlation with feedback.26 9.6 Synthesis and impact on company culture.26 10 Customer/supplier relations.26 10.1 Prime contractor/supplier relations.26 10.1.1 Responsibilities.26 10.1.2 Contract procedures.27 10.1.3 Tests synthesis.27 10.2 Supplier/test laboratory relations.27 11 Costs and savings.28 11.1 General.28 11.2 Non-reliability costs.28 11.2.1 Cost in delayed time to market.28 11.2.2 Cost of an in-service failure.29 11.2.3 Cost of a recovery operation.30 11.2.4 Impact on brand image.30 11.3 Expenses generated by the highly accelerated tests.30 11.3.1 Engineering upstream of testing.30 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.TS 62500 IEC:2008(E)3 11.3.2 Test resources used.31 11.3.3 Manpower dedicated to highly accelerated tests.31 11.3.4 The cost of damaged or de