Program for current regulation of BLDC motor.
Dependents: CurrentMeasurement
Fork of CurrentRegulation by
Diff: CurrentRegulation.cpp
- Revision:
- 2:f71d1fb67922
- Parent:
- 1:9406a55d8a12
--- a/CurrentRegulation.cpp Mon Aug 24 11:13:04 2015 +0000 +++ b/CurrentRegulation.cpp Tue Aug 25 19:14:01 2015 +0000 @@ -5,7 +5,7 @@ CurrentRegulation::CurrentRegulation(PinName pI_A, PinName pI_B, PinName pI_C, PinName pI_TOTAL, PinName pGH_A, PinName pGH_B, PinName pGH_C, PinName pGL_A, PinName pGL_B, PinName pGL_C, PinName pH1, PinName pH2, PinName pH3, PinName pFault):I_A(pI_A), I_B(pI_B), I_C(pI_C), I_TOTAL(pI_TOTAL), m(pGH_A, pGH_B, pGH_C, pGL_A, pGL_B, pGL_C, pH1, pH2, pH3, LED1){ setValues(1e-3, 1e3, 40e3, 20e3, 3.3); - measure.attach_us(this, &CurrentRegulation::measuring, 500); + //measure.attach_us(this, &CurrentRegulation::measuring, 500); } void CurrentRegulation::setValues(double R_sh, double R_1, double R_fs, double R_ft, double V_ref){ @@ -66,6 +66,15 @@ return I_Ar; } +void CurrentRegulation::getValue(){ + sector = m.getSector(); + procesValue = phaseCurrent(sector); +} + +void CurrentRegulation::measuring(){ + measure.attach_us(this, &CurrentRegulation::getValue, 500); +} + double CurrentRegulation::calculateKr(){ T_pv = 1e-4; T_ch = 25e-6; @@ -79,17 +88,18 @@ return K_R = (K_oR * T_I)/(K_a * K_ch * K_pv); } -void CurrentRegulation::input(double in){ - setPoint = in; +/*void CurrentRegulation::input(double in){ + setPoint = 41.25 * in; } +*/ -void CurrentRegulation::measuring(){ - sector = m.getSector(); - procesValue = phaseCurrent(sector); +void CurrentRegulation::setOutput(double in){ K_R = calculateKr(); T_d = 500e-6; PI reg(K_R, T_I, T_d); + setPoint = 41.25 * in; u = setPoint - procesValue; reg.in(u); - reg.out(); + output = reg.out(); + m.setDutyCycle(output); } \ No newline at end of file