ANSI ASME PTC 22-2014 Performance Test Code on Gas Turbines.pdf
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1、Gas TurbinesPerformance Test CodesAN AMERICAN NATIONAL STANDARDASME PTC 22-2014(Revision of ASME PTC 22-2005)ASME PTC 22-2014(Revision of ASME PTC 22-2005)Gas TurbinesPerformance Test CodesAN AMERICAN NATIONAL STANDARDTwo Park Avenue New York, NY 10016 USADate of Issuance: December 31, 2014This Code
2、 will be revised when the Society approves the issuance of a new edition.ASME issues written replies to inquiries concerning interpretations of technical aspects of this Code.Interpretations are published on the Committee Web page and under go.asme.org/InterpsDatabase.Periodically certain actions of
3、 the ASME PTC Committee may be published as Cases. Cases arepublished on the ASME Web site under the PTC Committee Page at go.asme.org/PTCcommittee asthey are issued.Errata to codes and standards may be posted on the ASME Web site under the Committee Pages toprovide corrections to incorrectly publis
4、hed items, or to correct typographical or grammatical errorsin codes and standards. Such errata shall be used on the date posted.The PTC Committee Page can be found at go.asme.org/PTCcommittee. There is an option availableto automatically receive an e-mail notification when errata are posted to a pa
5、rticular code or standard.This option can be found on the appropriate Committee Page after selecting “Errata” in the “PublicationInformation” section.ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as me
6、eting 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 for public review and co
7、mment 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 an
8、y 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 dete
9、rmination 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
10、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
11、 system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersTwo Park Avenue, New York, NY 10016-5990Copyright 2014 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSNotice . vForeword viCommittee Roste
12、r . viiCorrespondence With the PTC Committee viiiSection 1 Object and Scope 11-1 Object 11-2 Scope 11-3 Test Uncertainty 11-4 Other Requirements and References . 2Section 2 Definitions and Descriptions of Terms . 32-1 General 32-2 Definitions . 3Section 3 Guiding Principles . 73-1 Agreements 73-2 Pr
13、eparations for Test 103-3 Conduct of Test . 113-4 Test Records 123-5 Test Validity 123-6 Uncertainty . 13Section 4 Instruments and Methods of Measurement 154-1 General Requirements 154-2 Pressure Measurement 194-3 Temperature Measurement 224-4 Gas Fuel Heat Input 264-5 Liquid Fuel Heat Input . 294-6
14、 Electrical Generation Measurement 314-7 Mechanical Power Measurement 364-8 Speed Measurement 364-9 Humidity Measurement . 364-10 Heat Losses 374-11 Other Measurements 37Section 5 Computation of Results. 395-1 Electrical Power Calculations 395-2 Mechanical Power Output Calculation . 415-3 Heat Rate
15、Calculations 415-4 Correction of Test Results Fundamental Performance Equations . 445-5 Application of Correction Factors . 465-6 Degradation 48Section 6 Report of Results 496-1 General Requirements 496-2 Summary . 496-3 Test Description 496-4 Test Equipment . 496-5 Calculations and Results 496-6 Ap
16、pendices . 49iiiSection 7 Test Uncertainty . 507-1 Introduction 507-2 Understanding Test Uncertainty . 507-3 Unit Output and Thermal Efficiency . 537-4 Comparative Testing Uncertainty 617-5 Uncertainty of Flow Calculation From Heat Balance . 62Figures3-1.5.1-1 Generic Test Boundaries 94-2.3.8-1 Five
17、-Way Manifold for Differential Pressure (DP) Instruments 204-2.3.9-1 Differential Pressure (DP) Correction for Flow on Nonhorizontal Lines . 214-3.2.1-1 Four-Wire RTDs 224-3.2.1-2 Three-Wire RTDs . 224-4.2-1 Generic Gas Fuel Test Boundary 274-5.2-1 Generic Liquid Fuel Test Boundary 304-6.2.1-1 Two-M
18、eter Metering System for Use on Three-Wire Delta ConnectedPower Systems . 324-6.2.1-2 Two-Meter Metering System for Use on Three-Wire Wye ConnectedPower Systems . 324-6.2.2-1 Three-Meter Metering System for Use on Four-Wire Power Systems 337-2.1.1-1 Illustration of Measurement Errors 517-2.4-1 Test
19、Uncertainty Diagram . 52Tables2-2.1-1 Symbols 52-2.1-2 Subscripts 63-1.5.2-1 Required Measurements 93-3.5-1 Maximum Permissible Variations in Operating Conditions . 124-1.2.1-1 Maximum Allowable Measurement Uncertainties 155-3.1.1-1 Typical Values for Unit Conversion Factor, N1, Using Common Units o
20、fMeasure 425-3.1.3-1 Typical Values for Unit Conversion Factor, N2, Using Common Units ofMeasure 435-4-1 Summary of Additive Correction Factors for Power FundamentalPerformance Equation 455-4-2 Summary of Correction Factors in All Fundamental PerformanceEquations 457-3.1-1 Step 1: Code Limit Uncerta
21、inty (Example) . 547-3.1-2 Step 2: Pretest Uncertainty Calculation (Example) 557-3.1-3 Step 3: Post-test Uncertainty Calculation (Example) 567-3.3.2.2-1 Heat Input Uncertainty for Mass Flow Meter 607-3.3.3-1 Heat Input Uncertainties for Liquid Fuel 607-4.3-1 Comparative Test Example 627-5.4-1 Exhaus
22、t Flow Uncertainty . 637-5.6-1 Exhaust Energy Uncertainty . 64Mandatory AppendixI Determination of Gas Turbine Exhaust Energy, Flow, and Temperature . 65Nonmandatory AppendicesA Sample Calculations 88B PTC Uncertainty Estimates From ASTM Repeatability and ReproducibilityData . 96C References 99ivNOT
23、ICEAll Performance Test Codes must adhere to the requirements of ASME PTC 1, GeneralInstructions. The following information is based on that document and is included here foremphasis and for the convenience of the user of the Code. It is expected that the Code user isfully cognizant of Sections 1 an
24、d 3 of ASME PTC 1 and has read them prior to applying thisCode.ASME Performance Test Codes provide test procedures that yield results of the highest levelof accuracy consistent with the best engineering knowledge and practice currently available.They were developed by balanced committees representin
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