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shutdown process before tuning

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jbruce 2022-11-21 09:57:42 -05:00
parent 37fcdc4d89
commit 7ed5b55881
1 changed files with 10 additions and 2 deletions
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docs/ziegler_tuning.md
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@ -6,7 +6,15 @@ The method implemented here is taken from ["Ziegler–Nichols Tuning Method"](ht
One issue with Ziegler Nicols is that is a **heuristic**: it generally works quite well, but it might not be the optimal values. Further manual adjustment may be necessary. One issue with Ziegler Nicols is that is a **heuristic**: it generally works quite well, but it might not be the optimal values. Further manual adjustment may be necessary.
## Step 1: Run the Auto-Tuner ## Step 1: Stop the kiln-controller process
If the kiln controller auto-starts, you'll need to stop it before tuning...
```sudo service kiln-controller stop```
After, you're done with the tuning process, just reboot and the kiln-controller will automatically restart.
## Step 2: Run the Auto-Tuner
- make sure the kiln-controller is **stopped** - make sure the kiln-controller is **stopped**
- make sure your kiln is in the same state it will be in during a normal firing. For instance, if you use a kiln vent during normal firing, make sure it is on. - make sure your kiln is in the same state it will be in during a normal firing. For instance, if you use a kiln vent during normal firing, make sure it is on.
@ -33,7 +41,7 @@ pid_ki = 4.745613033146341
pid_kd = 240.27736881914797 pid_kd = 240.27736881914797
``` ```
## Step 2: Replace the PID parameters in config.py ## Step 3: Replace the PID parameters in config.py
Copy & paste the pid_kp, pid_ki, and pid_kd values into config.py and restart the kiln-controller. Test out the values by firing your kiln. They may require manual adjustment. Copy & paste the pid_kp, pid_ki, and pid_kd values into config.py and restart the kiln-controller. Test out the values by firing your kiln. They may require manual adjustment.