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C-70_Edtn_2009.pdf

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1、AN AMERICAN NATIO NAL STANDARD ASME PTC 70-2009Ramp RatesPerformance Test CodesCopyright 2009 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyrighted material licensed to Stanford University by Thomson Scientific(),dow

2、nloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.ASME PTC 70-2009Ramp RatesPerformance Test CodesAN AMERICAN NATIONAL STANDARDCopyright 2009 by the American Society of Mechanical Engineers.No reproduction may be made of

3、 this material without written consent of ASME.cCopyrighted 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.Date of Issuance:April 15,2009This Code wi

4、ll be revised when the Society approves the issuance of a new edition.There will be noaddenda issued to ASME PTC 70-2009.ASME issues written replies to inquiries concerning interpretations of technical aspects of this Code.Periodically certain actions of the ASME PTC Committee may be published as Co

5、de Cases.Code Cases and interpretations are published on the ASME Web site under the Committee Pages athttp:/cstools.asme.org as they are issued.ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting

6、 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 tha

7、tprovides 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 assert

8、ed 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

9、 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 respons

10、ibility 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 t

11、he prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue,New York,NY 10016-5990Copyright 2009 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyright 2009 by the American Society of Mechanical Engineers.No reproduc

12、tion may be made of this material without written consent of ASME.cCopyrighted 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.CONTENTSNotice.ivForewo

13、rd.vCommittee Roster.viCorrespondence With the PTC Committee.viiSection 1Object and Scope.11-1Object.11-2Scope.11-3Expected Measurement Uncertainty.1Section 2Terms and Definitions.2Section 3Guiding Principles.43-1Object of Test.43-2Preparations for Testing.43-3Tests.53-4Instrumentation.53-5Operating

14、 Conditions.63-6Records.6Section 4Instrumentation and Methods of Measurement.74-1Instrumentation Requirements.74-2Test Methodology.7Section 5Computation of Results.95-1Reported Ramp Rate.95-2Determination of Ramp Rate.95-3Data Reduction and Traceability.95-4Graphical Presentation.9Section 6Test Unce

15、rtainty.106-1Pretest Uncertainty Analysis.106-2Post-Test Uncertainty Analysis.106-3Calculating Ramp Rate Uncertainty.10Section 7Reporting of Results.117-1Test Report Contents.11Nonmandatory AppendicesASample Uncertainty Calculation.13BSample Ramp Rate Data and Calculation.15iiiCopyright 2009 by the

16、American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyrighted 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.NOTICEAll 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

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