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Dependencies: mbed-dev-f303 FastPWM3
Diff: SVM/SVM.cpp
- Revision:
- 20:bf9ea5125d52
- Parent:
- 19:bd10a04eedc2
- Child:
- 21:7d1f0a206668
--- a/SVM/SVM.cpp Tue Feb 14 03:28:16 2017 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,56 +0,0 @@
-
-#include "mbed.h"
-#include "SVM.h"
-#include "Inverter.h"
-#define min(x,y,z) (x < y ? (x < z ? x : z) : (y < z ? y : z))
-#define max(x,y,z) (x > y ? (x > z ? x : z) : (y > z ? y : z))
-
-SPWM::SPWM(Inverter *inverter, float V_Bus){
- _inverter = inverter;
- _V_Bus = V_Bus;
- }
-
-//sinusoidal PWM
-void SPWM::Update_DTC(float V_A, float V_B, float V_C){
- float DTC_A = V_A/_V_Bus + .5f;
- float DTC_B = V_B/_V_Bus + .5f;
- float DTC_C = V_C/_V_Bus + .5f;
-
- if(DTC_A > .95f) DTC_A = .95f;
- else if(DTC_A < .05f) DTC_A = .05f;
- if(DTC_B > .95f) DTC_B = .95f;
- else if(DTC_B < .05f) DTC_B = .05f;
- if(DTC_C > .95f) DTC_C = .95f;
- else if(DTC_C < .05f) DTC_C = .05f;
- _inverter->SetDTC(DTC_A, DTC_B, DTC_C);
- }
-
-SVPWM::SVPWM(Inverter *inverter, float V_Bus){
- _inverter = inverter;
- _V_Bus = V_Bus;
- }
-
-//space vector pwm (better bus utilization)
-void SVPWM::Update_DTC(float V_A, float V_B, float V_C){
-
- float Voff = (min(V_A, V_B, V_C) + max(V_A, V_B, V_C))/2.0f;
-
- V_A = V_A - Voff;
- V_B = V_B - Voff;
- V_C = V_C - Voff;
-
- float DTC_A = V_A/_V_Bus + .5f;
- float DTC_B = V_B/_V_Bus + .5f;
- float DTC_C = V_C/_V_Bus + .5f;
-
-
-
- if(DTC_A > .95f) DTC_A = .95f;
- else if(DTC_A < .05f) DTC_A = .05f;
- if(DTC_B > .95f) DTC_B = .95f;
- else if(DTC_B < .05f) DTC_B = .05f;
- if(DTC_C > .95f) DTC_C = .95f;
- else if(DTC_C < .05f) DTC_C = .05f;
- _inverter->SetDTC(DTC_A, DTC_B, DTC_C);
- }
-
\ No newline at end of file