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What does PI stand for?

PI stands for Proportional-Integral (controller)

This definition appears very frequently and is found in the following Acronym Finder categories:

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We have 126 other meanings of PI in our Acronym Attic

Samples in periodicals archive:

[FIGURE 3 OMITTED] Anti-Surge Controller System And Algorithms Proportional-integral (PI) and proportional-integral-derivative (PID) are two major control algorithms which are used to control imperfectly known compression systems.