ISO INTERNATIONAL STANDARD 8861 Second edition 1998-05-15 Shipbuilding Engine-room ventilation in diesel-engined ships Design requirements and basis of calculations ConstructionnavaleVentilationducompartimentmachinesdesnaviresa moteurs diesels - Exigences de conception et bases de calcul ISO Referencenumber ISO 8861:1998(E) py IHS under lic ittedwithout licensefromIHS Not for Resale ISO 8861:1998(E) Foreword ISO (the International Organization for Standardization)is a worldwide preparing International Standards is normally carried out through IsO technical committees. Each member body interested in a subject for which atechnicalcommitteehasbeenestablishedhastherighttoberepresented 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. Draft International Standards adopted by the technical committees are Standard requires approval by at least 75 % of the member bodies casting a vote. International Standard ISO 8861 was prepared by Technical Committee ISO/TC 8, Ships and marine technology, Subcommittee SC 3, Piping and machinery ofwhichitconstitutesatechnicalrevision. Annex A of this International Standard is for information only. @ISO1998 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced microfilm, without permission in writing from the publisher. InternationalOrganizationforStandardization Case postale 56· CH-1211 Geneve 20 · Switzerland Internet [email protected] X.400 C=ch; a=400net; p=iso; 0=isocs; S=central Printed in Switzerland license from IHS Not for Resale ISO 8861:1998(E) INTERNATIONAL STANDARD @ ISO Shipbuilding Engine-room ventilation in diesel-engined ships Design requirements and basis of calculations 1 Scope This International Standard specifies design requirements and suitable calculation methods for the ventilation of the engine room in diesel-engined ships, for normal conditions in all waters. Annex A provides guidance and good practice in the design of ventilation systems for ships engine rooms. NOTE Users of this International Standard should note that, while observing the requirements of the standard, they should at the same time ensure compliance with such statutory requirements, rules and 2 Normative references The following standards contain provisions which, through reference in this text, constitute provisions of this International Standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this Interna- tional Standard are encouraged to investigate the possibility of applying the most recent editions of the standards listed below. Members of IEC and ISO maintain registers of currently valid International Standards. IsO 31-1:1992, Quantities and units Part 1: Space and time. IsO 31-3:1992, Quantities andunitsPart3:Mechanics. IsO 31-4:1992, Quantities and units Part 4: Heat. IsO 3046-1:1995, Reciprocating internal combustion engines — Performance — Part 1: Standard reference conditions, declarations of power, fuel and lubricating oil consumptions, and test methods. ISO 3258:1976, Air distribution and air diffusion — Vocabulary 3 Definitions For the purposes of this International Standard, the definitions given below, together with those in ISO 31-1, ISO 31-3, ISO 31-4, ISO 3046-1 and ISO 3258, apply. 3.1 engine room: Space containing main propulsion machinery, boiler(s), diesel generator(s) and major electrical machinery, etc. Copyright Interni nal Organization for Standardization Not for Resale