1、AN AMERICAN NATIO NAL STANDARDASME V&V 20-2009Standard for Verification and Validation in Computational Fluid Dynamics and Heat TransferCopyright 2009 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyrighted material li
2、censed 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.ASME V&V 20-2009Standard for Verifi cation and Validation in Computational Fluid Dynamics and Heat TransferAN AME
3、RICAN NATIONAL STANDARDCopyright 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(),downloaded on Oct-05-2010 by Stanford University User.No fu
4、rther reproduction or distribution is permitted.Uncontrolled when printed.Date of Issuance:November 30,2009This Standard will be revised when the Society approves the issuance of a new edition.There will be no addenda issued to this edition.ASME issues written replies to inquiries concerning interpr
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12、MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyright 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(),downloaded on Oct-05-2010
13、by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.iiiCONTENTSForeword.viCommittee Roster .viiiCorrespondence With the V&V 20 Committee .ixSection 1 Introduction to Validation Methodology.11-1 General .11-2 Objective and Scope .11-3 Errors and
14、Uncertainties .11-4 Example for Validation Nomenclature and Approach .21-5 Validation Approach .31-6 Overview of Subsequent Sections .51-7 References .5Section 2 Code Verifi cation and Solution Verifi cation.72-1 General .72-2 Introduction .72-3 Code Verifi cation .72-4 Solution Verifi cation .112-5
15、 Special Considerations .162-6 Final Comment .172-7 References .17Section 3 Eff ect of Input Parameter Uncertainty on Simulation Uncertainty .193-1 Introduction .193-2 Sensitivity Coeffi cient(Local)Method for Parameter Uncertainty Propagation .193-3 Sampling(Global)Methods for Parameter Uncertainty
16、 Propagation .233-4 Importance Factors .253-5 Special Considerations .253-6 Final Comment on Parameter Uncertainty .263-7 References .26Section 4 Uncertainty of an Experimental Result .274-1 Overview .274-2 Experimental Uncertainty Analysis .274-3 Uncertainty of Validation Experiment .284-4 Summary .284-5 References .28Section 5 Evaluation of Validation Uncertainty .305-1 Overview .305-2 Estimating uval When the Experimental Value,D,of the Validation Variable is Directly Measured(Case 1).305-3 E
