_IP_Spec_1582-2001.pdf

SPECIFICATION FOR SIMILARITY FORAPI/IP 1581 AVIATION JET FUEL FILTER/SEPARATORSAPI/IP SPECIFICATION 1582SPECIFICATION FOR SIMILARITY FORAPI/IP 1581 AVIATION JET FUEL FILTER/SEPARATORSAPI/IP SPECIFICATION 1582February 2001Published jointly byAmerican Petroleum InstituteandThe Institute of Petroleum,LondonA charitable company limited by guaranteeCopyright 2001 by American Petroleum Institute,andThe Institute of Petroleum,London:A charitable company limited by guarantee.Registered No.135273,EnglandAll rights reservedNo part of this book may be reproduced by any means,or transmitted or translated intoa machine language without the written permission of the publisher.ISBN 0 85293 282 0Published by The Institute of PetroleumFurther copies can be obtained from Portland Press Ltd.Commerce Way,Whitehall Industrial Estate,Colchester CO2 8HP,UK.Tel:44(0)1206 796 351email:vCONTENTSPageForeword.viiAcknowledgements.viii1Introduction and scope.11.1Introduction.11.2Scope.11.3Referenced publications.11.4Abbreviations.11.5Definitions.12Similarity specification.32.1General.32.2Configuration.32.3Interior geometry.32.4Element layout.32.5Rated flow.52.6Model type.52.7Mean linear flow rate.52.8Liquid entrance velocity.52.9Element/vessel ratios.62.10Simplified flow model.63Simplified flow model methodology.73.1General.73.2Description.73.3SFM method.7Annex A-Simplified flow model side-by-side configuration.9Annex B-Simplified flow model end-opposed configuration.15viviiFOREWORDThis publication,prepared jointly by the Institute of Petroleum Aviation Committee and the American PetroleumInstitute Aviation Technical Services Sub-Committee,is intended to provide the industry with a specification forthe qualification by similarity of filter/separators used in systems that handle jet fuel.These specifications are for the convenience of purchasers in ordering,and manufacturers in fabricating,filter/separators.They are not in any way intended to prohibit either the purchase or manufacture of filter/separatorsmeeting other requirements.Any manufacturer wishing to offer filter/separators conforming to these specifications is responsible for complyingwith all the mandatory provisions of these specifications.The Institute of Petroleum and American Petroleum Institute joint publications address problems of a general nature.Local and regional law and regulations should also be reviewed with respect to specific circumstances.The Institute of Petroleum and American Petroleum Institute are not undertaking to meet duties of employers,manufacturers or suppliers to warn and properly train and equip their employees,and others exposed,concerninghealth and safety risks and precautions,nor undertaking their obligations under local and regional laws andregulations.Nothing contained in any Institute of Petroleum and American Petroleum Institute joint publication is to beconstrued as granting any right,by implication or otherwise,for the manufacture,sale,or use of any method,apparatus,or product covered by letters patent.Neither should anything contained in the publication be construedas insuring anyone against liability for infringement of letters patent.Although it is hoped and anticipated that this publication will assist both the manufacturers and purchasers offilter/separators,the Institute of Petroleum and the American Petroleum Institute cannot accept any responsibility,of whatever kind,for damage or loss,or alleged damage or loss,arising or otherwise occurring as a result of theapplication of the specifications contained herein.viiiACKNOWLEDGEMENTSThis publication has been prepared by the API/IP Filtration Sub-Committee on behalf of the Institute of Petroleumand the American Petroleum Institute.Much of the drafting was undertaken by Dennis Hoskin(ExxonMobilResearch&Engineering).Draft versions of this publication were reviewed by representatives of the following companies:AgipPetroli Air BP Limited Air TOTAL Alan Cobham Engineering Ltd.BCB Filtration Technology Caltex Petroleum Chevron Conoco Limited Equilon ExxonMobil Aviation International Ltd.Facet International Faudi Aviation Fuel Filtration GmbH Faudi UK Fuel Technology Associates,L.L.C.Kuwait Petroleum International Aviation Company Ltd.Pall Corporation Parker Hannifin Corporation Service des Armees Shell Aviation Ltd.Shell Global Solutions Texaco Ltd.United Airlines USAF Velcon Filters Vic Hughes Associates Ltd.11INTRODUCTION AND SCOPE1.1 INTRODUCTIONTesting to qualify the performance of filter/separatorsystems is specified in API/IP 1581.A criticalperformance test specified in API/IP 1581 is the singleelement test.This is a test of the intrinsic ability offiltration system components to remove dirt and waterfrom jet fuel.A second critical test is the full-scale test.This is a test of the ability of systems of components,which meet single element test criteria,to remove dirtand water under the flow conditions present incommercial-scale systems.Because the scale andcomplexity of full-scale testin