Tank Level Control

Theory

Tank Level Control Response

PI Controller with Anti-Windup

Click "Run Simulation" to see the tank level response

Tank Dynamics:

A·dh/dt = Fin - Fout

Fout = Cv·√h (gravity drain)

PI Controller:

Fin = Kp·e + Ki·∫e·dt

e = hsetpoint - h

Results

Kp

2.00

Ki (1/s)

0.100

Ti (s)

20.0

Level Change

0.50 m

Tank Area

1.00

Target Level

1.00 m

Run a simulation to see performance metrics.

Presets

Tank

PI Controller

Simulation

Disturbance

Step disturbance added to outlet flow at specified time