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🔧 MPC adjustments (#25986)

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This commit is contained in:
Keith Bennett
2023-06-18 22:12:50 -07:00
committed by GitHub
parent d79b42c710
commit 733209f9a2
1 changed files with 9 additions and 5 deletions
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14
Marlin/Configuration.h
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@@ -686,13 +686,13 @@
/** /**
* Model Predictive Control for hotend * Model Predictive Control for hotend
* *
* Use a physical model of the hotend to control temperature. When configured correctly * Use a physical model of the hotend to control temperature. When configured correctly this gives
* this gives better responsiveness and stability than PID and it also removes the need * better responsiveness and stability than PID and removes the need for PID_EXTRUSION_SCALING
* for PID_EXTRUSION_SCALING and PID_FAN_SCALING. Use M306 T to autotune the model. * and PID_FAN_SCALING. Enable MPC_AUTOTUNE and use M306 T to autotune the model.
* @section mpctemp * @section mpctemp
*/ */
#if ENABLED(MPCTEMP) #if ENABLED(MPCTEMP)
//#define MPC_AUTOTUNE // Include a method to do MPC auto-tuning (~6.3K bytes of flash) #define MPC_AUTOTUNE // Include a method to do MPC auto-tuning (~6.3K bytes of flash)
//#define MPC_EDIT_MENU // Add MPC editing to the "Advanced Settings" menu. (~1.3K bytes of flash) //#define MPC_EDIT_MENU // Add MPC editing to the "Advanced Settings" menu. (~1.3K bytes of flash)
//#define MPC_AUTOTUNE_MENU // Add MPC auto-tuning to the "Advanced Settings" menu. (~350 bytes of flash) //#define MPC_AUTOTUNE_MENU // Add MPC auto-tuning to the "Advanced Settings" menu. (~350 bytes of flash)
@@ -715,8 +715,12 @@
//#define MPC_FAN_0_ACTIVE_HOTEND //#define MPC_FAN_0_ACTIVE_HOTEND
#endif #endif
// Filament Heat Capacity (joules/kelvin/mm)
// Set at runtime with M306 H<value>
#define FILAMENT_HEAT_CAPACITY_PERMM { 5.6e-3f } // 0.0056 J/K/mm for 1.75mm PLA (0.0149 J/K/mm for 2.85mm PLA). #define FILAMENT_HEAT_CAPACITY_PERMM { 5.6e-3f } // 0.0056 J/K/mm for 1.75mm PLA (0.0149 J/K/mm for 2.85mm PLA).
//#define FILAMENT_HEAT_CAPACITY_PERMM { 3.6e-3f } // 0.0036 J/K/mm for 1.75mm PETG (0.0094 J/K/mm for 2.85mm PETG). // 0.0036 J/K/mm for 1.75mm PETG (0.0094 J/K/mm for 2.85mm PETG).
// 0.00515 J/K/mm for 1.75mm ABS (0.0137 J/K/mm for 2.85mm ABS).
// 0.00522 J/K/mm for 1.75mm Nylon (0.0138 J/K/mm for 2.85mm Nylon).
// Advanced options // Advanced options
#define MPC_SMOOTHING_FACTOR 0.5f // (0.0...1.0) Noisy temperature sensors may need a lower value for stabilization. #define MPC_SMOOTHING_FACTOR 0.5f // (0.0...1.0) Noisy temperature sensors may need a lower value for stabilization.