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PIQ Calculation
How to calculate the output of PIQ?

Please could someone explain how to calculate the PIQ output:
Where
let assume some input:
X=5
LL=0
HL=100
FF= 0.5
K=5
T=60
Tr=50
TS=off
Y=?

X= input
LL= low limit
HL=High limit
K= constant
T= time span
Tr= tracking signal
FF= feed forward signal
Ts= switch on/off

By W.L. Mostia on 6 November, 2018 - 4:15 pm

What is a PIQ calculation? You need to provide more information!


William (Bill) L. Mostia, Jr. PE
ISA Life Fellow,
Winner of the 2018 ISA Raymond D. Molloy Award
Sr. Safety Consultant
SIS-SILverstone, LLC.

"No trees were killed to send this message, but a large number of electrons were terribly inconvenienced." Neil deGrasse Tyson
Any information is provided on a Caveat Emptor basis.

Thanks Mr. Mostia,

I would like to know what will be the out of this PIQ (proportional integral) controller if these above mentioned supposed parameters are inputs.