1、Data Acquisition SystemsPerformance Test CodesAN AMERICAN NATIO NAL STANDARDASME PTC 19.22-2007Revision of ANSI/ASME PTC 19.22-1986(R1998)Copyright 2008 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyrighted material
2、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.ASME PTC 19.22-2007Revision of ANSI/ASME PTC 19.22-1986(R1998)Data AcquisitionSystemsPerformance Test CodesAN A
3、MERICAN NATIONAL STANDARDCopyright 2008 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
4、further reproduction or distribution is permitted.Uncontrolled when printed.Date of Issuance:June 30,2008This Code will be revised when the Society approves the issuance of a new edition.There will be noaddenda issued to ASME PTC 19.22-2007.ASME issues written replies to inquiries concerning interpr
5、etations of technical aspects of thisdocument.Periodically certain actions of the ASME PTC 19.22 Committee may be published as CodeCases.Code Cases and interpretations are published on the ASME Web site under the CommitteePages at http:/cstools.asme.org as they are issued.ASME is the registered trad
6、emark 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
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11、s 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 2008 byTHE AMERICAN SOCIETY OF ME
12、CHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyright 2008 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
13、 Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.CONTENTSNotice.vForeword.viCommittee Roster.viiCorrespondence With the PTC 19.22 Committee.viiiIntroduction.ixSection 1Object and Scope.11-1Object.11-2Scope.1Section 2Definitions and Descriptions
14、 of Terms.2Section 3Guiding Principles.43-1Capability.43-2Typical Data Acquisition Systems.43-3System Planning.53-4Operational Considerations.8Section 4Signal Conversion.94-1Sensors.94-2Signal Conditioning.94-3Signal Multiplexing.12Section 5Data Acquisition System Calibration.145-1System Calibration
15、.145-2Calibration Methods.155-3Field Calibration.155-4Laboratory Calibration.15Section 6System Uncertainty.166-1System Uncertainty Contributors.166-2Overall System Uncertainty.18Section 7Data Management.197-1Digital Data Representation.197-2Data Output Requirements.197-3Manually Prepared Data.207-4C
16、alculations.207-5Data Storage Guidelines.247-6Reporting.25Figures3-2-1Basic Data Acquisition System Flowchart.53-2-2Intermediate Data Acquisition System Flowcharts.63-2-3Advanced Data Acquisition System Flowchart.77-4.1.3-1Total Curve Fit.217-4.1.3-2Offset Curve Fit.227-4.1.3-3Offset Straight Line Segments.23Mandatory AppendixIBibliography.27iiiCopyright 2008 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyrighted
