ISA TR75.04.01

Control Valve Position Stability

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Organization: ISA
Publication Date: 1 January 1998
Status: active
Page Count: 22
scope:

This document discusses control valve stem position mechanical stability and establishes a measurement criterion for position instability of the valve. Other forms of instability associated with control valves and control systems are not covered.

Purpose

This document is intended to help the user recognize, measure, and diagnose the unstable motion of a valve. A reference section (Annex A) with abstracts provides further references.

Document History

ISA TR75.04.01
January 1, 1998
Control Valve Position Stability
This document discusses control valve stem position mechanical stability and establishes a measurement criterion for position instability of the valve. Other forms of instability associated with...
January 1, 1998
Control Valve Postition Stability
A description is not available for this item.

References

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