ISO/TS TECHNICAL SPECIFICATION 13447 Firstedition 2013-03-15 Fire safety engineering Guidance for use of fire zone models Ingenierie de la sécurite incendie - Guide sur I'utilisation de modeles incendie de zone Reference number IS0/TS 13447:2013(E) ISO Copyright Intermational Organization for Standardization @IS02013 Not for Resale IS0/TS13447:2013(E) COPYRIGHTPROTECTEDDOCUMENT @IS02013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form orby any means,electronic or mechanical, including photocopying,or posting on the internet or an intranet, withoutprior writtenpermission.Permission canbe 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.+4122 7490111 Fax+41227490947 E-mail [email protected] Web www.iso.org Published in Switzerland Copyrighematinai oganizatinfor Standadizatin ISo2013-Allrights reserved No reproductionornetworking permited without iense from IHs Not for Resale IS0/TS13447:2013(E) Contents Page Foreword .iv Introduction. .. 1 Scope. .1 2 Normative references .1 3 Termsanddefinitions 1 4 Symbols (and abbreviated terms) .1 5 General description of fire zone models .2 5.1 What is a fire zone model?. 2 5.2 Applications .2 5.3 Advantages 3 5.4 General principles, assumptions and consequences 3 6 Input parameters and data sources for zone fire models 5 6.1 Enclosure geometry. 5 6.2 Multiple rooms. 6 6.3 Openings 6 6.4 Bounding materials. 7 6.5 Design fire parameters 7 7 Model sensitivity .10 8 Uses and limitations 10 8.1 General 10 8.2 Localizedeffects 10 8.3 Compartment effects 11 8.4 Plumes. 11 8.5 Ceilingvents 13 8.6 Stratification 13 8.7 Plug-holing. 14 8.8 Enclosure sizes, dimensions, geometry 14 8.9 PostflashoverFires 15 8.10 Comparison of real world effects and model capabilities. 15 Bibliography .17 Copyright Intermational Organization for standardization - All rights reserved iii Noreproductionornetworking permited without license fromIHS Not for Resale