2011_2017.pdf

AN AMERICAN NATIONAL STANDARD ASME B133.8-2011Revision of ASME B133.8-1977(R2001)Gas Turbine Installation Sound EmissionsREAFFIRMED 2017ASME B133.8-2011Revision of ASME B133.8-1977(R2001)Gas TurbineInstallationSound EmissionsAN AMERICAN NATIONAL STANDARDThree Park Avenue New York,NY 10016 USADate of Issuance:March 15,2012The next edition of this Standard is scheduled for publication in 2017.ASME issues written replies to inquiries concerning interpretations of technical aspects of thisStandard.Interpretations are published on the ASME Web site under the Committee Pages athttp:/cstools.asme.org/as they are issued.Errata to codes and standards may be posted on the ASME Web site under the Committee Pages toprovide corrections to incorrectly published items,or to correct typographical or grammatical errorsin codes and standards.Such errata shall be used on the date posted.The Committee Pages can be found at http:/cstools.asme.org/.There is an option available toautomatically receive an e-mail notification when errata are posted to a particular code or standard.ThisoptioncanbefoundontheappropriateCommitteePageafterselecting“Errata”inthe“PublicationInformation”section.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 for American NationalStandards.The Standards Committee that approved the code or standard was balanced to assure that individuals fromcompetent and concerned interests have had an opportunity to participate.The proposed code or standard was madeavailable forpublic review andcomment thatprovides an opportunityfor additional publicinput 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 in connection with anyitems mentioned in this document,and does not undertake to insure anyone utilizing a standard against liability forinfringement of any applicable letters patent,nor assumes any such liability.Users of a code or standard are expresslyadvised that determination of the validity of any such patent rights,and the risk of infringement of such rights,isentirely their own responsibility.Participation by federal agency representative(s)or person(s)affiliated with industry is not to be interpreted asgovernment or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordance with the establishedASME procedures and policies,which precludes the issuance of 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 2012 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSForeword.ivCommittee Roster.vCorrespondence With the PTC Committee.viIntroduction.viiSection 1Object and Scope.11-1Object.11-2Scope.1Section 2Sound Emissions Specification.22-1Introduction.22-2Environmental Sound Emissions Specification Procedures.22-3Environmental Sound Emissions Specification Format.22-4Near-Field Sound Emissions Specification.3Section 3Field Sound Measurement Guidelines.63-1Introduction.63-2Qualifications.63-3Gas Turbine Operation.63-4Acoustic Environment.63-5Sound Measurement Instruments.63-6Microphone Locations.73-7Sound Measurements.73-8Data Reporting.103-9Average and Maximum Sound Level Calculation.103-10Comparison of Measured and Specified Sound Level.11Section 4References.134-1References.134-2Bibliography.13Figures2-2-1Estimated Sound Pressure Level at Far-Field Measurement Positions.43-6-1Near-Field Contours.83-6-2Gas Turbine Sound Level Measurement Locations.93-6-3Gas Turbines in a Combined-Cycle Installation Operating in Simple-CycleMode.10Table3-9.4-1Corrections for Sound-Reflecting Surfaces.11Forms2-2.1-1Procedure A:Specified Sound Levels at 400 ft(120 m)for Total GasTurbine Installation at Contract Conditions.52-2.2-1Procedure B:Specified Octave Band Sound Pressure Levels at 400 ft(120 m)for Total Gas Turbine Installation at Contract Conditions.5Nonmandatory AppendicesAGuide to Determining Acceptable A-Weighted Sound Level.15BGuide to Determining Specified C-Weighted Sound Level.22iiiFOREWORDThe purpose of this Standard is to provide format and criteria for the preparation of gasturbine procurement acoustical specifications for industrial,pipeline,and utility applications.This Standard will also be useful for response to such specifications.Field sound measurementguidelines to determine specified sound emissions compliance and to report field data are alsopresented.This Standard provides essential information for the procurement of gas turbine power plantsinvolving