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Published byMavis Wells Modified over 9 years ago
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A Lessons Learned Discussion of Digital Control Upgrades How to Make Sure Your Digital Upgrade is Over- Budget, Over - Schedule, and Everyone’s Vacation Gets Cancelled
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Major Topics 3
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Major Phases of a DCS Project 4 Sales/Proposal Phase Management Phase Design Phase Implementation Phase Testing Phase Startup/ Commissioning
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What is….. 5
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6 The Sales/Proposal Phase Request For Quote Competitive Bid Process Proposals Awarding of Contract Purchase Order
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The Management Phase 7 Assemble Project Team Hold Kickoff Meeting Develop Schedule Project Specification Finalized; Requirements Created Develop Plans Project Management Plan Quality Assurance Plan Etc, etc, etc AND……
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The Management Phase (cont…) Slide 8 DESIGN INPUT Examples: Process Description P&ID Drawings Existing Logic and Function Drawings Procedures Alarms, setpoint, scaling information I/O Database
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Project I/O Database Slide 9
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Project I/O Database Slide 10 Database I/O Load (Drawings) Wiring Diagrams Control Database New Control Drawings Software Design Description Hardware Test Procedure Site Testing Process Graphics Graphic Documentation Historian Reporting Other Systems Documentation Software Test Procedure Site Testing Site Procedures
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The Design Phase 11 BEGIN DESIGN FREEZE Design Input continues END Design Calculations System Design Drawings I/O Database Failure Modes and Effects Analysis Testing Plans Traceability Matrix
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The Implementation Phase 12 Application Software Control/Graphics/Historian /Reports Test Cases and Procedures Updated Design Drawings Possible Dry Run Testing
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The Testing Phase 13 Pre-Testing (Vendor Test) Factory Acceptance Testing (Customer Test) Corrections and Retest Changes
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The Startup/Commissioning Phase 14 YOUR system now
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