ISO INTERNATIONAL STANDARD 14385-2 First edition 2014-08-01 Stationary source emissions : Greenhouse gases - Part 2: Ongoing quality control of automated measuring systems Emissions de sources fixes - Gaz d effet de serre - Partie 2: Controle qualité continu des systemes de mesurage automatiques Reference number IS0 14385-2:2014(E) LSO @ IS0 2014 I without license from IHS Not for Resale IS0 14385-2:2014(E) COPYRIGHTPROTECTEDDOCUMENT ISO2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested 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 @ IS0 2014 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0 14385-2:2014(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. .1 2 Normative references ..1 3 Terms and definitions ..1 4 Symbols and abbreviations .2 4.1 Symbols .2 4.2 Abbreviations .2 5 Principle. .3 5.1 General. .3 5.2 .3 Limitations 5.3 Measurement site and installation 4 5.4 Testing laboratories performing SRM measurements .4 6 Ongoing quality assurance during operation ..4 6.1 General 4 6.2 Procedures to maintain ongoing quality .5 6.3 Choosing control charts. .6 6.4 Setting parameters for control charts . 6 6.5 Zero and span measurements. .8 6.6 Documentation of control charts .9 6.7 Check on validity of measured values 10 7 Annual surveillance test (AST) .10 7.1 Functional test. .10 7.2 Parallel measurements with an SRM .10 7.3 Data evaluation. .12 7.4 Calculation of variability .13 7.5 Test of variability and validity of the calibration function ..13 7.6 ASTreport .14 8 Documentation ..14 Annex A (normative) AST functional test of AMS ..15 Annex B (normative) Test of linearity ..19 Annex C (informative) Documentation .21 Annex D (informative) Shewhart control charts ..23 Annex E (informative) Exponentially weighted moving average (EWMA) charts .26 Annex F (informative) Example of calculation of the standard deviation oAMs of the AMS at zero and span level. 29 Bibliography .32 iii se with ISt ed without license from IHS Not for Resale