ISA 75.17-1989

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4DCD84B68BE04540A8034640C7D7557D

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2013-6-1

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Control Valve Aerodynamic,Noise Prediction,Approved 19 June 1991,ANSI/ISA–75.17–1989,Formerly ANSI/ISA–S75.17–1989,AMERICAN NATIONAL STANDARD,ISA The Instrumentation,Systems, and,Automation Society,–,TM,Copyright ¤ 1989 by the Instrument Society of America. All rights reserved. Printed in the United,States of America. No part of this publication may be reproduced, stored in a retrieval system, or,transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or,otherwise), without the prior written permission of the publisher.,ISA,67 Alexander Drive,P.O. Box 12277,Research Triangle Park, North Carolina 27709,ANSI/ISA-75.17-1989, Control Valve Aerodynamic Noise Prediction,ISBN 1-55617-207-9,ANSI/ISA-S75.17-1989 3,Preface,This preface is included for informational purposes and is not part of ANSI/ISA-75.17-1989.,This standard has been prepared as part of the service of ISA toward a goal of uniformity in the,field of instrumentation. To be of real value, this document should not be static, but should be,subject to periodic review. Toward this end, the Society welcomes all comments and criticisms,and asks that they be addressed to the Secretary, Standards and Practices Board, ISA,67 Alexander Drive, P.O. Box 12277, Research Triangle Park, NC 27709, Telephone,(919) 549-8411, e-mail: standards@isa.org.,The ISA Standards and Practices Department is aware of the growing need for attention to the,metric system of units in general, and the International System of Units (SI) in particular, in the,preparation of instrumentation standards. The Department is further aware of the benefits to,USA users of ISA standards of incorporating suitable references to the SI (and the metric,system) in their business and professional dealings with other countries. Toward this end, this,Department will endeavor to introduce SI-acceptable metric units in all new and revised,standards to the greatest extent possible. The Metric Practice Guide, which has been published,by the Institute of Electrical and Electronics Engineers as ANSI/IEEE Std. 268-1982, and future,revisions, will be the reference guide for definitions, symbols, abbreviations, and conversion,factors. Certain metric units that are not a part of the SI system are in common accepted use.,This standard uses bar as a pressure measurement that is convertible to kilopascals by,multiplying by 100.,It is the policy of ISA to encourage and welcome the participation of all concerned individuals and,interests in the development of ISA standards. Participation in the ISA standards-making,process by an individual in no way constitutes endorsement by the employers of the individual, of,the ISA, or of any of the standards that ISA develops.,The information contained in the preface, footnotes, and appendices is included for information,only and is not a part of the standard.,The following people served as members of ISA Committee SP75.17, which prepared this,standard.,NAME COMPANY,J. Arant, Chairman E. I. du Pont de Nemours & Co. (Retired),G. E. Barb Anchor/Darling,R. Barnes Valtek, Incorporated,H. Baumann H. D. Baumann Assoc., Ltd.,B. A. Broxterman Jordan Valve,D. Cindrick M. W. Kellogg Company,L. R. Driskell Les Driskell, P.E.,J. T. Emery Honeywell, Inc.,A. Fagerlund Fisher Controls International, Inc.,A. Gharabegian Engineering Science,H. Illing DeZurik Valve Company,J. Kahrs Consultant,4 ANSI/ISA-S75.17-1989,C. G. Langford, Vice Chairman E. I. du Pont de Nemours & Co.,H. L. Miller Control Components, Inc.,P. J. Nemergut E. I. du Pont de Nemours & Co.,K. W. Ng Naval Underwater Systems Ctr.,W. Rahmeyer Utah State University,J. N. Reed Masoneilan/Dresser,G. Reethof Pennsylvania State University (Retired),F. O. Seger Masoneilan/Dresser,A. K. Shea Copes-Vulcan, Inc.,E. A. Skovgaard Leslie Controls, Inc.,R. F. Tubbs Copes-Vulcan, Inc.,J. Wang Exxon Research & Engineering,W. C. Weidman Gilbert/Commonwealth, Inc.,The following people served as members of ISA committee SP75:,NAME COMPANY,L. R. Zinck, Chairman Union Carbide Corp.,J. B. Arant Consultant,H. E. Backinger J. F. Kraus & Company,G. E. Barb Anchor/Darling Valve Company,R. W. Barnes/F. Cain* Valtek Controls, Ltd.,H. D. Baumann H. D. Baumann Assoc., Ltd.,G. Borden, Jr. Stone and Webster Engineering Corp.,R. R. Brodin/F. Harthun* Fisher Controls International, Inc.,E. C. Brown Dravo Engineers, Inc.,E. J. Cooney Air Products & Chemicals, Inc.,L. R. Driskell Consultant,J. T. Emery Honeywell, Inc.,H. J. Fuller Consultant,L. F. Griffith Consultant,A. J. Hanssen Retired,B. A. Hart M. W. Kellogg,H. Illing DeZurik Valve Company,R. L. Jeanes Texas Utilities Electric,C. I. Koloboff Chevr……

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