1、Performance Test CodesAN AMERICAN NATIO NAL STANDAR DSteam TurbinesASME PTC 6-2004(Revision of ASME PTC 6-1996)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.Uncon
2、trolled when printed.ASME PTC 6-2004(Revision of ASME PTC 6-1996)Steam TurbinesPerformance Test CodesThree Park Avenue New York,NY 10016AN AMERICAN NATIONAL STANDARDCopyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No f
3、urther reproduction or distribution is permitted.Uncontrolled when printed.Date of Issuance:October 31,2005This Code will be revised when the Society approves the issuance of a new edition.There will be noaddenda issued to ASME PTC 6-2004.ASME issues written replies to inquiries as code cases and in
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10、rm,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 2005 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyrighted mat
11、erial 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.CONTENTSNotice .viiForeword.viiiCommitee Roster.xCorrespondence With the PTC 6 Committee .xiiSection 1 Ob
12、ject and Scope .11-1Object.11-2Scope .11-3Full-Scale and Alternative Tests.11-4Conformance to Code .21-5Additional Requirements and References .2Section 2 Definitions and Description of Terms .32-1Symbols .32-2Abbreviations.32-3Subscripts.42-4Definitions .62-5Table for Conversion to SI Units .6Secti
13、on 3 Guiding Principles .73-1Planning for Test .73-2Items on Which Agreement Shall be Reached.73-3Timing of Acceptance Test.83-4General Test Requirements .93-5Isolation of the Cycle .103-6Location of Turbine Valve Points .113-7Number of Test Runs.123-8Testing Conditions.123-9Frequency of Observation
14、s and Duration of Test Runs.143-10Calibration of Instruments.153-11Steam Pressure and Temperature Measurements .173-12Corrections.173-13Methods of Comparing Test Results .173-14Tolerances .19Section 4 Instruments and Methods of Measurement .204-1General.204-2Measurement of Mechanical Output .214-3Me
15、asurement of Feedwater Pump Power .224-4Measurement of Electrical Power .244-5A-C Generator Test Instruments .274-6D-C Generator Test Instruments .284-7Calibration of Electrical Instruments .294-8Primary Flow Measurement .294-9Installation of Flow Section .384-10Flow Characteristics.454-11Other Flow
16、-Measuring Devices .454-12Measurement of Steam Flow .454-13Measurement of Water Flow Using Tanks .454-14Differential-Pressure Measurements .464-15Enthalpy-Drop Method for Steam-Flow Determination .48iiiCopyrighted 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.4-16Additional Flow Measurements.494-17Measurement of Pressure.514-18Measurement of Temp