bissen21/Marlin_Firmware
1
0
Fork 0
Code Issues Pull Requests Projects Releases 4 Wiki Activity

PPID tune exports more constants.

Browse Source
This commit is contained in:
Erik van der Zalm
2012-03-11 22:18:25 +01:00
parent b44055cc51
commit 33f5697888
1 changed files with 17 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
Marlin/temperature.cpp
View File

@@ -191,9 +191,26 @@ void PID_autotune(float temp)
if(cycles > 2) { if(cycles > 2) {
Ku = (4.0*d)/(3.14159*(max-min)/2.0); Ku = (4.0*d)/(3.14159*(max-min)/2.0);
Tu = ((float)(t_low + t_high)/1000.0); Tu = ((float)(t_low + t_high)/1000.0);
SERIAL_PROTOCOLPGM(" Ku: "); SERIAL_PROTOCOL(Ku);
SERIAL_PROTOCOLPGM(" Tu: "); SERIAL_PROTOCOLLN(Tu);
Kp = 0.6*Ku; Kp = 0.6*Ku;
Ki = 2*Kp/Tu; Ki = 2*Kp/Tu;
Kd = Kp*Tu/8; Kd = Kp*Tu/8;
SERIAL_PROTOCOLLNPGM(" Clasic PID ")
SERIAL_PROTOCOLPGM(" Kp: "); SERIAL_PROTOCOLLN(Kp);
SERIAL_PROTOCOLPGM(" Ki: "); SERIAL_PROTOCOLLN(Ki);
SERIAL_PROTOCOLPGM(" Kd: "); SERIAL_PROTOCOLLN(Kd);
Kp = 0.33*Ku;
Ki = Kp/Tu;
Kd = Kp*Tu/3;
SERIAL_PROTOCOLLNPGM(" Some overshoot ")
SERIAL_PROTOCOLPGM(" Kp: "); SERIAL_PROTOCOLLN(Kp);
SERIAL_PROTOCOLPGM(" Ki: "); SERIAL_PROTOCOLLN(Ki);
SERIAL_PROTOCOLPGM(" Kd: "); SERIAL_PROTOCOLLN(Kd);
Kp = 0.2*Ku;
Ki = 2*Kp/Tu;
Kd = Kp*Tu/3;
SERIAL_PROTOCOLLNPGM(" No overshoot ")
SERIAL_PROTOCOLPGM(" Kp: "); SERIAL_PROTOCOLLN(Kp); SERIAL_PROTOCOLPGM(" Kp: "); SERIAL_PROTOCOLLN(Kp);
SERIAL_PROTOCOLPGM(" Ki: "); SERIAL_PROTOCOLLN(Ki); SERIAL_PROTOCOLPGM(" Ki: "); SERIAL_PROTOCOLLN(Ki);
SERIAL_PROTOCOLPGM(" Kd: "); SERIAL_PROTOCOLLN(Kd); SERIAL_PROTOCOLPGM(" Kd: "); SERIAL_PROTOCOLLN(Kd);