This PID control simulator allows you to try out a PID controller interactively by adjusting the tuning parameters in realtime.
Also, you can adjust the process model by Javascript code below. This simulator was developed by porting the
Arduino PID library and the
Arduino-PID-AutoTune-Library to Javascript.
time:1568816071278
Process example:
motorspeed
Sample time (ms):
50
Setpoint: 36
Output: 36
Noise: 0
P (proportional gain): 0.99
I (integral gain): 0
D (derivative gain): 0
Process function (model): control input = function(time, input, noise, output, user):
Process function parameters:
output: control output
function return value: control input
noise: user-defined process noise
input: last control input (optional)
user: custom variable to store long-term data (optional)
time: current time (ms) (optional)
Manual tuning hints
If it overshoots a lot and oscillates, either the integral gain (I) needs to be increased or all gains (P,I,D) should be reduced
Too much overshoot? Increase D, decrease P.
Response too damped? Increase P.
Ramps up quickly to a value below target value and then slows down as it approaches target value? Try increasing the I constant.