1、 IEC/TR 62794 Edition 1.0 2012-11 TECHNICAL REPORT Industrial-process measurement,control and automation Reference model for representation of production facilities(digital factory)IEC/TR 62794:2012(E)colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded
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10、62794 Edition 1.0 2012-11 TECHNICAL REPORT Industrial-process measurement,control and automation Reference model for representation of production facilities(digital factory)INTERNATIONAL ELECTROTECHNICAL COMMISSION W ICS 25.040.40 PRICE CODE ISBN 978-2-83220-440-5 Registered trademark of the Interna
11、tional Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permit
12、ted.Uncontrolled when printed.2 TR 62794 IEC:2012(E)CONTENTS FOREWORD.4 0 INTRODUCTION.6 0.1 Rationale for the digital factory reference model.6 0.2 Approach to the digital factory.6 1 Scope.9 2 Normative references.9 3 Terms,definitions,symbols and abbreviated terms.9 3.1 Terms and definitions.9 3.
13、2 Symbols and abbreviated terms.11 3.2.1 General symbols and abbreviated terms.11 3.2.2 Symbols and abbreviated terms used by the reference model.11 3.3 Conventions.12 3.3.1 Representation of basic elements.12 3.3.2 Representation of relationships.12 3.3.3 Representation of views.13 4 Overview of th
14、e digital factory model and repository.13 5 Reference model concepts.15 5.1 Properties.15 5.1.1 General.15 5.1.2 Property attributes.16 5.2 Basic elements.16 5.3 Relationships between basic elements(BE relationships).18 5.3.1 General.18 5.3.2 Relationship type attribute.19 5.3.3 Duration attribute.2
15、1 5.3.4 Timing attribute.22 5.3.5 Operation attribute.23 5.3.6 Valid combinations of relationship attributes.24 6 Activities of the reference model.26 6.1 Relationship between the digital factory repository and activities.26 6.2 Filtering of data for lifecycle viewpoints.27 6.3 Activities for lifecy
16、cle workflow.27 6.3.1 General concepts for automation activities.27 6.3.2 Example of lifecycle activities simulation activity.28 Annex A(informative)Relationships between terms.30 Annex B(informative)Reference to property database standards.33 Bibliography.35 Figure 1 The digital factory and related standard activities.8 Figure 2 Transition from legacy systems to new electronic approach.14 Figure 3 Overview of the DF repository,automation assets and activities.15 Figure 4 Example of propertie
