C-24_R1982_E1976.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.EJECTORS I PERFORMANCE TEST CODES 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.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 ENGINEERS Copyright 0 1976 by All Rights Reserved Printed 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.FOREWORD The Performance Test Codes Committee of The American Society of Mechanical Engineers recognized the need for a test code covering steam jet ejectors.Accordingly,in 1948,Performance Test Code Committee No.24 was organized to prepare such a code.The testing of steam jet ejectors had been covered to some extent previously in the test code covering surface condensers.The special problems involved in ejector testing and the fact that ejectors find their greatest application in industrial process fields rather than in the power plant,required a separate code for this type of equipment.The original Code was approved by the Performance Test Codes Committee in May,1956 and adopted by the Council as a standard practice of the Society by the action of the Board on Codes and Standards in June,1956.In October,1969,Performance Test Code Committee No.24 was reorganized for the purpose of preparing a revised Code which would be more applicable to the art in its present state of development.This revised Code includes ejectors operated with motive fluids other than steam and was approved by the Performance Test Codes Committee on September 26,1975 and adopted by the Council as a standard practice of the Society by action of the Policy Board on Codes and Standards on November 17,1975.PTC 24-Ejectors as an American National Standard.On February 24,1976,the Board of Standards Review of the American National Standards Institute approved.111 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.PERSONNEL OF PERFORMANCE TEST CODE COMMITTEE NO.24 ON EJECTORS Gustave R.Haun,Chairman John L.Knoble,Vice Chairman Richard M.Persyn,Secretary William M.Bell,President,McKinlay Engineering,Inc.,Sudbury,Massachusetts 01776 Theodore B.Braun,Senior Engineer,The Dow Chemical Company,47 Building,Midland,Michigan 48640 Cornelius C.Dunn,Project Engineer,Pennwalt Corporation,5500 Tabor Road,Philadelphia,Pennsylvania 19120 Leslie L.Foster,Senior Consulting Engineer,Condenser Division,Ingersoll Rand Company,Memorial Parkway.Phillipsburg,New Jersey 08865 Gustave R.Haun,Manager,Product Development,Schutte&Koerting Company,State Road&Traylor Avenue,Cornwells Heights,Pennsylvania 19020 Hugh F.Johnson,Consultant,Corporate Engineering,Eli Lilly&Company,307 E.McCarty Street,Indianapolis,Indiana 46206 John L.Knoble,Chief Engineer,Croll Reynolds Company,Inc.,751 Central Avenue,Westfield,New Jersey 07091 Richard M.Persyn,Senior Engineer,Universal Oil Products Company,Process Division,20 UOP Plaza,Des Plaines,Illinois 60016 John Philipp,Chief Mechanical Engineer,Burns&Roe,Inc.,700 Kinderkamack Road,Oradell,New Jersey 07649 V 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.R.P.Benedict W.A.Crandall R.C.Dannettel C.A.Dewey,Jr.V.F.Estcourt A.S.Grimes K.G.Grothues J.L.Hilke Personnel of Performance Test Codes Committee K.C.Cotton,Chairman J.H.Fernandes,Vice Chairman E.L.Knoedler W.C.Krutzsch,Jr.Paul Leung F.H.Light S.W.Lovejoy W.G.McLean S.L.Morse J.W.Murdock L.C.Neale W.C.Osborne W.A.Pollock J.H.Potter C.B.Scharp J.F.Sebald J.C.Westcott vii 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.ASME PERFORMANCE TEST CODES Code on EJECTORS CONTENTS Section 0 INTRODUCTION.1 OBJECT AND SCOPE.2 DESCRIPTION AND DEFINITION OF TERMS.3 GUIDING PRINCIPLES.4 TEST ARRANGEMENTS.5 COMPUTATIONS.6 REPORT OF TESTS.BIBLIOGRAPHY SECTION 0,INTRODUCTION 0.01 This Code is written for ejectors which are distinguished from other types of compressors as having no moving parts;the work of compression being done by the kinetic energy of the motive fluid issuing from a nozzle at high velocity.0.02 The basic unit c