ASME_MFC-18M-2001.pdf

Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.MEASUREMENT OF FLUID FLOW USING VARIABLE AREAMETERSASME MFC-18M2001A N A M E R I C A N N A T I O N A L S T A N D A R DCopyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.Date of Issuance:October 22,2001The next edition of this Standard is scheduled for publication in 2006.Therewill be no addenda issued to this edition.ASME will issue written replies to inquiries concerning interpretation oftechnical aspects of this Standard.ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria forAmerican National Standards.The Standards Committee that approved the code or standardwas balanced to assure that individuals from competent and concerned interests have had anopportunity to participate.The proposed code or standard was made available for public reviewand comment that provides an opportunity for additional public input from industry,academia,regulatory agencies,and the public-at-large.ASME does not“approve,”“rate,”or“endorse”any item,construction,proprietary device,or activity.ASME does not take any position with respect to the validity of any patent rights asserted inconnection withany itemsmentioned inthis document,and doesnot undertaketo insureanyoneutilizing a standard against liability for infringement of any applicable letters patent,nor assumeany such liability.Users of a code or standard are expressly advised that determination of thevalidity of any such patent rights,and the risk of infringement of such rights,is entirely theirown responsibility.Participation by federal agency representative(s)or person(s)affiliated with industry is not tobe interpreted as government or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued inaccordance with the established ASME procedures and policies,which precludes the issuanceof interpretations by individuals.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue,New York,NY 10016-5990Copyright 2001 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll Rights ReservedPrinted in U.S.A.Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.FOREWORDThis Standard is based on current industrial and research practices.It was prepared bythe ASME MFC Subcommittee 10 on Variable Area Meters and approved by the ASMEMFC Standards Committee on Measurement of Fluid Flow In Closed Conduits with anemphasis of definitions and specifications of variable area meters.This Standard was approved as an American National Standard on May 25,2001.iiiCopyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.ASME STANDARDS COMMITTEE MFCMeasurement of Fluid Flow In Closed Conduits(The following is the roster of the Committee at the time of approval of this Standard.)OFFICERSZ.D.Husain,ChairR.J.DeBoom,Vice ChairR.L.Crane,SecretaryCOMMITTEE PERSONNELN.A.Alston,Daniel Measurement&ControlC.J.Blechinger,ConsultantR.W.Caron,Ford Motor Co.R.L.Crane,The American Society of Mechanical EngineersG.P.Corpron,Invensys Energy MeteringR.J.DeBoom,Micro Motion,Inc.P.G.Espina,Controlotron Corp.D.Faber,Badger Meter,Inc.R.H.Fritz,Saudi AramcoF.D.Goodson,Daniel Measurement&ControlZ.D.Husain,Texaco,Inc.E.H.Jones,Jr.,Chevron Petroleum TechnologyT.M.Kegel,Colorado Engineering Experiment Station,Inc.D.R.Keyser,Naval Air Warfare Center Aircraft DivisionC.G.Langford,Cullen G.Langford,Inc.W.M.Mattar,Foxboro M&IG.E.Mattingly,National Institute of Standards&TechnologyM.P.McHale,McHale and Associates,Inc.D.R.Mesnard,Direct Measurement Corp.R.W.Miller,ConsultantJ.W.Nelson,ConsultantW.F.Seidl,Colorado Engineering Experiment Station,Inc.D.W.Spitzer,Cooperhill and Pointer,Inc.D.H.Strobel,ConsultantS.H.Taha,Preso Meters Corp.J.H.Vignos,ConsultantD.E.Wiklund,Rosemont,Inc.I.Williamson,Nova Research&Tech Corp.D.C.Wyatt,Wyatt Engineering and DesignSUBCOMMITTEE 10 VARIABLE AREA METERSC.G.Langford,Chair,Cullen G.Langford,Inc.ivCopyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.C