CASE 08 / Reviewed model extensions

Extend the model as you go.

A model that keeps pace with the plant.

New instrumentation lands during a turnaround, and the model catches up to it as soon as someone has a week to spend on the update.

REFERENCED

· TI-215·new

· P-207·new

· sub-diagram·skid-B

01
Declare new tags and equipment from the field notes.
02
Drop nodes onto the affected diagrams.
03
Bind each node to its PI System source, derived expression, or synthetic value.
04
Each addition lands as a proposal in the review queue.

A model that stays in step with the unit.

NEXT CASE