ISO/TS TECHNICAL SPECIFICATION 3250 First edition 2021-08 Petroleum, petrochemical and natural gas industries Calculation and reporting production efficiency in the operating phase Industries du pétrole, de la peétrochimie et du gaz naturel - Calcul et rapport d'efficacite de la production dans la phase d'exploitation Reference number ISO/TS3250:2021(E) ISO @IS02021 IS0/TS3250:2021(E) COPYRIGHT PROTECTED DOCUMENT @ iS0 2021 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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 CP 401 · Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 0111 Email: [email protected] Website: www.iso.org Published in Switzerland i @ IS0 2021 - All rights reserved IS0/TS 3250:2021(E) Contents Page Foreword .V Introduction. ..vi 1 Scope.. .1 2 Normative references. ..1 3 Terms, definitions and abbreviated terms .1 3.1 Terms and definitions. 1 3.2 Abbreviations.... .12 Application ..13 4.1 Users of this document 13 4.2 Framework conditions .14 4.2.1 General. 14 4.2.2 Qualityassurance 16 4.2.3 HSE considerations. 16 4.2.4 Sustainability and climate change considerations 17 4.3 Business category 17 4.4 Overview of PE calculation and reporting work process. 18 4.5 Limitations. 19 4.6 PE data exchange between operators in benchmarking. 20 5 Performance measures. .20 5.1 General... 20 5.2 Production efficiency 20 5.2.1 PE forecasting 20 5.2.2 PE calculation and reporting. 21 5.2.3 Initial production performance 21 5.3 PE measurement. 22 5.4 PE calculation methodology. 23 5.4.1 PE calculation formula. 23 5.4.2 PE boundary conditions and reporting period 23 5.5 Injection efficiency calculation formula 23 6 Production 24 6.1 General 24 6.2 Material balance. 24 6.3 Export - measured product. 25 6.4 Conversion factors for oil equivalents 26 6.5 Injection 26 6.6 Disposal - general . 26 6.7 Disposal - flaring or venting of large volumes. 26 6.7.1 Production facilities with a gas export route (to sales) 26 6.7.2 Production facilities with a gas injection route only 26 6.7.3 Production facilities with no gas export route or other gas disposal routes 27 6.7.4 Flaring restrictions. 27 6.8 Disposal - venting of small volumes 27 6.9 Fuel. 27 6.10 Import. 27 6.11 Artificial lift 28 7 Production potential. 28 7.1 General. 28 7.2 Methods for determination of production potential 28 7.3 Structural maximum production potential (Method A) 28 7.4 Achieved production potential (Method B) 30 7.5 Differences between Method A and Method B 30 7.6 Adjusting the production potential 31 @ IS0 2021 - All rights reserved iii IS0/TS3250:2021(E) 7.7 Schedule delays .33 7.8 Injection potential 34 8 Production loss categories .35 8.1 General 35 8.2 Planned and unplanned events. .35 8.3 35 8.4 Modification .36 8.5 Pre-production 36 8.6 Flaring and venting of gas 36 8.7 Injection.. .36 8.8 Accounting period. .37 Annex A (normative) Production loss categorization .38 Annex B (informative) Performance measures for production availability .49 Annex C (normative) Taxonomy classification .52 Annex D (informative) Production loss subdivision with respect to system and equipment class.53 Annex E (informative) Examples 59 Bibliography .71 iv @ IS0 2021 - All rights reserved IS0/TS 3250:2021(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normally carried out throughIsotechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnica. committee has been established has the right to be represented on that committee. International organ