ISO INTERNATIONAL STANDARD 15927-4 First edition 2005-07-15 Hygrothermal performance of buildings Calculation and presentation of climatic data Part 4: Hourly data for assessing the annual energy use for heating and cooling Performance hygrothermique des batiments Calcul et présentation desdonneesclimatiques Partie 4: Donnees horaires pour I'evaluation du besoin énergétique annuel de chauffage et de refroidissement Reference number ISO 15927-4:2005(E) @ ISO 2005 Copyright International Organization for Standardization d without license from IHS Not for Resale ISO15927-4:2005(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 trademarkof AdobeSystems 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 ?ISO2005 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, 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 yemainagazainandardizato @ISO2005-All rights reserved ted without license from IHS Not for Resale ISO 15927-4:2005(E) Contents Page Foreword iv Introduction 1 Scope 2 Normative references . 3 Terms, definitions and symbols.. 4 Sources of meteorological data... 5 Construction of reference year 6 Presentation of the reference years. Bibliography .. CopyrightIntemationalrganzaadardizallghsreseved ii d by IHS uno ense with dwithout license from IHS Not for Resale ISO 15927-4:2005(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards bodies technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeer established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with isO, also take part in the work. iso collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEc Directives, Part 2 adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. CommitteeIsO/TC163,Thermalperformanceandenergyuseinthebuiltenvironment,SubcommitteeSC2 Calculation methods in accordance with the Agreement on technical cooperation between IsO and CEN (Vienna Agreement). Calculation and presentation of climatic data: Part 1: Monthly means of single meteorological elements - Part 4: Hourly data for assessing the annual energy for heating and cooling Part 5: Data for design heat load for space heating Part 6: Accumulated temperature differences (degree days) Future parts are planned on the following subjects: Hourly data for design cooling load Calculation of a driving rain index for vertical surfaces from hourly wind and rain data ganization for Standardization @ IS0 2005 - All rights reserved ISO 15927-4:2005(E) Introduction mean energy use f