PMSM_FOC_Core.c 28 KB

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  1. #include "arm_math.h"
  2. #include "PMSM_FOC_Core.h"
  3. #include "PMSM_FOC_Params.h"
  4. #include "foc/core/e_ctrl.h"
  5. #include "math/fix_math.h"
  6. #include "math/fast_math.h"
  7. #include "foc/motor/current.h"
  8. #include "foc/motor/motor.h"
  9. #include "foc/core/svpwm.h"
  10. #include "foc/core/torque.h"
  11. #include "foc/samples.h"
  12. #include "foc/limit.h"
  13. #include "app/nv_storage.h"
  14. #include "bsp/pwm.h"
  15. #include "libs/logger.h"
  16. #include "math/fir.h"
  17. PMSM_FOC_Ctrl gFoc_Ctrl;
  18. static Fir_t phase1, phase2;
  19. static bool g_focinit = false;
  20. static u32 PMSM_FOC_Debug_Task(void *p);
  21. static __INLINE void RevPark(DQ_t *dq, float angle, AB_t *alpha_beta) {
  22. float c,s;
  23. #if 0
  24. SinCos_Lut(angle, &s, &c);
  25. #else
  26. s = gFoc_Ctrl.out.sin;
  27. c = gFoc_Ctrl.out.cos;
  28. #endif
  29. alpha_beta->a = dq->d * c - dq->q * s;
  30. alpha_beta->b = dq->d * s + dq->q * c;
  31. }
  32. static __INLINE void Clark(float A, float B, float C, AB_t *alpha_beta){
  33. alpha_beta->a = A;
  34. alpha_beta->b = ONE_BY_SQRT3 * (B - C);
  35. }
  36. static __INLINE void Park(AB_t *alpha_beta, float angle, DQ_t *dq) {
  37. float c,s;
  38. #if 0
  39. SinCos_Lut(angle, &s, &c);
  40. #else
  41. s = gFoc_Ctrl.out.sin;
  42. c = gFoc_Ctrl.out.cos;
  43. #endif
  44. dq->d = alpha_beta->a * c + alpha_beta->b * s;
  45. dq->q = -alpha_beta->a * s + alpha_beta->b * c;
  46. }
  47. #define VD_PRIO_HIGH
  48. static __INLINE float Circle_Limitation(DQ_t *vdq, float vDC, float module, DQ_t *out) {
  49. float sq_vdq = vdq->d * vdq->d + vdq->q * vdq->q;
  50. float vDC_m = vDC * module;
  51. float sq_vDC = vDC_m * vDC_m;
  52. if (sq_vdq > sq_vDC) {
  53. #ifdef VD_PRIO_HIGH
  54. out->d = vdq->d;
  55. out->q = sqrtf(sq_vDC - out->d*out->d);
  56. return 1.1f; //just return the modulation big than 1.0
  57. #else
  58. float r = sqrtf(sq_vDC / sq_vdq);
  59. out->d = vdq->d * r;
  60. out->q = vdq->q * r;
  61. return r;
  62. #endif
  63. }
  64. out->d = vdq->d;
  65. out->q = vdq->q;
  66. return 1.0f; // s16q5 32 means int 1
  67. }
  68. static __INLINE void FOC_Set_DqRamp(dq_Rctrl *c, float target, int time) {
  69. float cp = c->s_Cp;
  70. c->s_FinalTgt = target;
  71. c->s_Step = (c->s_FinalTgt - cp) / (float)time;
  72. if ((c->s_Step == 0) && ((c->s_FinalTgt - cp) != 0.0f)) {
  73. if (c->s_FinalTgt - cp > 0) {
  74. c->s_Step = 0.001;
  75. }else if (c->s_FinalTgt - cp < 0){
  76. c->s_Step = -0.001;
  77. }
  78. }
  79. }
  80. static __INLINE float FOC_Get_DqRamp(dq_Rctrl *c) {
  81. if (++c->n_StepCount == c->n_CtrlCount) {
  82. c->s_Cp += c->s_Step;
  83. if (c->s_Step < 0) {
  84. if (c->s_Cp < c->s_FinalTgt) {
  85. c->s_Cp = c->s_FinalTgt;
  86. }
  87. }else {
  88. if (c->s_Cp > c->s_FinalTgt) {
  89. c->s_Cp = c->s_FinalTgt;
  90. }
  91. }
  92. c->n_StepCount = 0;
  93. }
  94. return c->s_Cp;
  95. }
  96. static __INLINE void FOC_DqRamp_init(dq_Rctrl *c, int count) {
  97. c->n_CtrlCount = count;
  98. c->n_StepCount = 0;
  99. c->s_Cp = 0;
  100. c->s_FinalTgt = 0;
  101. c->s_Step = 0;
  102. }
  103. static __INLINE void FOC_Set_iDqRamp(dq_Rctrl *c, float target) {
  104. FOC_Set_DqRamp(c, target, (/*CONFIG_IDQ_CTRL_TS/CONFIG_SPD_CTRL_TS - 1*/CURRENT_LOOP_RAMP_COUNT));
  105. }
  106. static __INLINE void FOC_Set_vDqRamp(dq_Rctrl *c, float target) {
  107. FOC_Set_DqRamp(c, target, (CONFIG_FOC_VDQ_RAMP_FINAL_TIME/1000*((CONFIG_IDQ_CTRL_TS/CONFIG_FOC_VDQ_RAMP_TS))));
  108. }
  109. static void PMSM_FOC_Reset_PID(void) {
  110. PI_Controller_Reset(gFoc_Ctrl.pi_id, 0);
  111. PI_Controller_Reset(gFoc_Ctrl.pi_iq, 0);
  112. PI_Controller_Reset(gFoc_Ctrl.pi_speed, 0);
  113. PI_Controller_Reset(gFoc_Ctrl.pi_fw, 0);
  114. PI_Controller_Reset(gFoc_Ctrl.pi_torque, 0);
  115. PI_Controller_Reset(gFoc_Ctrl.pi_lock, 0);
  116. PI_Controller_Reset(gFoc_Ctrl.pi_power, 0);
  117. }
  118. static void PMSM_FOC_Conf_PID(void) {
  119. gFoc_Ctrl.pi_id->kp = nv_get_foc_params()->pid_conf[PID_D_id].kp;
  120. gFoc_Ctrl.pi_id->ki = nv_get_foc_params()->pid_conf[PID_D_id].ki;
  121. gFoc_Ctrl.pi_id->kb = nv_get_foc_params()->pid_conf[PID_D_id].kb;
  122. gFoc_Ctrl.pi_id->DT = (1.0f/(float)CONFIG_IDQ_CTRL_TS);
  123. gFoc_Ctrl.pi_iq->kp = nv_get_foc_params()->pid_conf[PID_Q_id].kp;
  124. gFoc_Ctrl.pi_iq->ki = nv_get_foc_params()->pid_conf[PID_Q_id].ki;
  125. gFoc_Ctrl.pi_iq->kb = nv_get_foc_params()->pid_conf[PID_Q_id].kb;
  126. gFoc_Ctrl.pi_iq->DT = (1.0f/(float)CONFIG_IDQ_CTRL_TS);
  127. gFoc_Ctrl.pi_torque->kp = nv_get_foc_params()->pid_conf[PID_TRQ_id].kp;
  128. gFoc_Ctrl.pi_torque->ki = nv_get_foc_params()->pid_conf[PID_TRQ_id].ki;
  129. gFoc_Ctrl.pi_torque->kb = nv_get_foc_params()->pid_conf[PID_TRQ_id].kb;
  130. gFoc_Ctrl.pi_torque->DT = (1.0f/(float)CONFIG_SPD_CTRL_TS);
  131. gFoc_Ctrl.pi_speed->kp = nv_get_foc_params()->pid_conf[PID_Spd_id].kp;
  132. gFoc_Ctrl.pi_speed->ki = nv_get_foc_params()->pid_conf[PID_Spd_id].ki;
  133. gFoc_Ctrl.pi_speed->kb = nv_get_foc_params()->pid_conf[PID_Spd_id].kb;
  134. gFoc_Ctrl.pi_speed->DT = (1.0f/(float)CONFIG_SPD_CTRL_TS);
  135. gFoc_Ctrl.pi_power->kp = nv_get_foc_params()->pid_conf[PID_Pow_id].kp;
  136. gFoc_Ctrl.pi_power->ki = nv_get_foc_params()->pid_conf[PID_Pow_id].ki;
  137. gFoc_Ctrl.pi_power->kb = nv_get_foc_params()->pid_conf[PID_Pow_id].kb;
  138. gFoc_Ctrl.pi_power->DT = (1.0f/(float)CONFIG_SPD_CTRL_TS);
  139. gFoc_Ctrl.pi_lock->kp = nv_get_foc_params()->pid_conf[PID_Lock_id].kp;
  140. gFoc_Ctrl.pi_lock->ki = nv_get_foc_params()->pid_conf[PID_Lock_id].ki;
  141. gFoc_Ctrl.pi_lock->kb = nv_get_foc_params()->pid_conf[PID_Lock_id].kb;
  142. gFoc_Ctrl.pi_lock->DT = (1.0f/(float)CONFIG_SPD_CTRL_TS);
  143. }
  144. static void PMSM_FOC_UserInit(void) {
  145. memset(&gFoc_Ctrl.userLim, 0, sizeof(gFoc_Ctrl.userLim));
  146. gFoc_Ctrl.userLim.s_iDCLim = min(nv_get_foc_params()->s_LimitiDC, gFoc_Ctrl.hwLim.s_iDCMax);
  147. gFoc_Ctrl.userLim.s_motRPMLim = min(nv_get_foc_params()->s_maxRPM, gFoc_Ctrl.hwLim.s_motRPMMax);
  148. gFoc_Ctrl.userLim.s_torqueLim = nv_get_foc_params()->s_maxTorque;//MAX_TORQUE;
  149. gFoc_Ctrl.userLim.s_PhaseCurrLim = min(nv_get_foc_params()->s_PhaseCurrLim, gFoc_Ctrl.hwLim.s_PhaseCurrMax);
  150. gFoc_Ctrl.userLim.s_vDCMaxLim = nv_get_foc_params()->s_maxDCVol;
  151. gFoc_Ctrl.userLim.s_vDCMinLim = nv_get_foc_params()->s_minDCVol;
  152. gFoc_Ctrl.userLim.s_iDCeBrkLim = nv_get_foc_params()->s_iDCeBrkLim;
  153. gFoc_Ctrl.userLim.s_PhaseCurreBrkLim = nv_get_foc_params()->s_PhaseCurreBrkLim;
  154. gFoc_Ctrl.userLim.s_PhaseVoleBrkLim = gFoc_Ctrl.hwLim.s_PhaseVolMax;
  155. gFoc_Ctrl.protLim.s_iDCLim = gFoc_Ctrl.userLim.s_iDCLim;
  156. gFoc_Ctrl.protLim.s_PhaseCurrLim = gFoc_Ctrl.userLim.s_PhaseCurrLim;
  157. eRamp_init_target(&gFoc_Ctrl.userLim.rpmLimRamp, gFoc_Ctrl.userLim.s_motRPMLim);
  158. eRamp_init_target(&gFoc_Ctrl.userLim.phaseCurrLimRamp, gFoc_Ctrl.userLim.s_PhaseCurrLim);
  159. eRamp_init_target(&gFoc_Ctrl.userLim.DCCurrLimRamp, gFoc_Ctrl.userLim.s_iDCLim);
  160. }
  161. void PMSM_FOC_CoreInit(void) {
  162. Fir_init(&phase1);
  163. Fir_init(&phase2);
  164. gFoc_Ctrl.pi_id = &PI_Ctrl_ID;
  165. gFoc_Ctrl.pi_iq = &PI_Ctrl_IQ;
  166. gFoc_Ctrl.pi_speed = &PI_Ctrl_Spd;
  167. gFoc_Ctrl.pi_fw = &PI_Ctrl_fw;
  168. gFoc_Ctrl.pi_torque = &PI_Ctrl_trq;
  169. gFoc_Ctrl.pi_lock = &PI_Ctrl_lock;
  170. gFoc_Ctrl.pi_power = &PI_Ctrl_Power;
  171. PMSM_FOC_Conf_PID();
  172. memset(&gFoc_Ctrl.in, 0, sizeof(gFoc_Ctrl.in));
  173. memset(&gFoc_Ctrl.out, 0, sizeof(gFoc_Ctrl.out));
  174. gFoc_Ctrl.hwLim.s_iDCMax = CONFIG_MAX_VBUS_CURRENT;
  175. gFoc_Ctrl.hwLim.s_motRPMMax = CONFIG_MAX_MOT_RPM;
  176. gFoc_Ctrl.hwLim.s_PhaseCurrMax = CONFIG_MAX_PHASE_CURR;
  177. gFoc_Ctrl.hwLim.s_PhaseVolMax = CONFIG_MAX_PHASE_VOL;
  178. gFoc_Ctrl.hwLim.s_vDCMax = CONFIG_MAX_DC_VOL;
  179. gFoc_Ctrl.hwLim.s_torqueMax = CONFIG_MAX_TORQUE;
  180. gFoc_Ctrl.hwLim.s_FWDCurrMax = CONFIG_MAX_FW_D_CURR;
  181. if (!g_focinit) {
  182. PMSM_FOC_UserInit();
  183. shark_task_create(PMSM_FOC_Debug_Task, NULL);
  184. g_focinit = true;
  185. }
  186. gFoc_Ctrl.params.n_modulation = nv_get_foc_params()->n_modulation;//SVM_Modulation;
  187. gFoc_Ctrl.params.n_PhaseFilterCeof = nv_get_foc_params()->n_PhaseFilterCeof;//(0.2f);
  188. gFoc_Ctrl.params.n_poles = nv_get_motor_params()->poles;//MOTOR_POLES;
  189. gFoc_Ctrl.in.s_manualAngle = INVALID_ANGLE;
  190. gFoc_Ctrl.in.s_vDC = nv_get_foc_params()->s_maxDCVol;//(CONFIG_RATED_DC_VOL);
  191. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  192. gFoc_Ctrl.out.f_vdqRation = 0;
  193. FOC_DqRamp_init(&gFoc_Ctrl.idq_ctl[0], 1);
  194. FOC_DqRamp_init(&gFoc_Ctrl.idq_ctl[1], 1);
  195. FOC_DqRamp_init(&gFoc_Ctrl.vdq_ctl[0], (CONFIG_IDQ_CTRL_TS/CONFIG_FOC_VDQ_RAMP_TS));
  196. FOC_DqRamp_init(&gFoc_Ctrl.vdq_ctl[1], (CONFIG_IDQ_CTRL_TS/CONFIG_FOC_VDQ_RAMP_TS));
  197. PMSM_FOC_Reset_PID();
  198. gFoc_Ctrl.plot_type = Plot_Phase_curr;
  199. }
  200. //#define PHASE_LFP_FIR
  201. //#define PHASE_LFP
  202. static __INLINE void PMSM_FOC_Update_Hardware(void) {
  203. AB_t vAB;
  204. #ifdef PHASE_LFP
  205. float *iabc = gFoc_Ctrl.in.s_iABCComp;
  206. #elif defined PHASE_LFP_FIR
  207. float *iabc = gFoc_Ctrl.in.s_iABCFilter;
  208. #else
  209. float *iabc = gFoc_Ctrl.in.s_iABC;
  210. #endif
  211. if (!gFoc_Ctrl.in.b_MTPA_calibrate && (gFoc_Ctrl.in.s_manualAngle != INVALID_ANGLE)) {
  212. gFoc_Ctrl.in.s_motAngle = gFoc_Ctrl.in.s_manualAngle;
  213. gFoc_Ctrl.in.s_hallAngle = motor_encoder_get_angle();
  214. }else {
  215. gFoc_Ctrl.in.s_hallAngle = motor_encoder_get_angle();
  216. gFoc_Ctrl.in.s_motAngle = gFoc_Ctrl.in.s_hallAngle;
  217. }
  218. #ifdef CONFIG_DQ_STEP_RESPONSE
  219. gFoc_Ctrl.in.s_hallAngle = 0;
  220. gFoc_Ctrl.in.s_motAngle = 0;
  221. #endif
  222. SinCos_Lut(gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.sin, &gFoc_Ctrl.out.cos);
  223. gFoc_Ctrl.in.s_motRPM = motor_encoder_get_speed();
  224. gFoc_Ctrl.in.s_vDC = get_vbus_int();
  225. //sample current
  226. phase_current_get(gFoc_Ctrl.in.s_iABC);
  227. get_phase_vols(gFoc_Ctrl.in.s_vABC);
  228. gFoc_Ctrl.in.s_vABC[0] -= gFoc_Ctrl.in.s_vDC/2.0f;
  229. gFoc_Ctrl.in.s_vABC[1] -= gFoc_Ctrl.in.s_vDC/2.0f;
  230. gFoc_Ctrl.in.s_vABC[2] -= gFoc_Ctrl.in.s_vDC/2.0f;
  231. Clark(gFoc_Ctrl.in.s_vABC[0], gFoc_Ctrl.in.s_vABC[1], gFoc_Ctrl.in.s_vABC[2], &vAB);
  232. Park(&vAB, gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.s_RealVdq);
  233. #ifdef PHASE_LFP
  234. LowPass_Filter(gFoc_Ctrl.in.s_iABCFilter[0], gFoc_Ctrl.in.s_iABC[0], gFoc_Ctrl.params.n_PhaseFilterCeof);
  235. LowPass_Filter(gFoc_Ctrl.in.s_iABCFilter[1], gFoc_Ctrl.in.s_iABC[1], gFoc_Ctrl.params.n_PhaseFilterCeof);
  236. LowPass_Filter(gFoc_Ctrl.in.s_iABCFilter[2], gFoc_Ctrl.in.s_iABC[2], gFoc_Ctrl.params.n_PhaseFilterCeof);
  237. float comp = lp_compestion(gFoc_Ctrl.in.s_motRPM/60.0f*4.0f, CONFIG_CURR_LP_CUT_FREQ);
  238. gFoc_Ctrl.in.s_iABCComp[0] = gFoc_Ctrl.in.s_iABCFilter[0] * comp;
  239. gFoc_Ctrl.in.s_iABCComp[1] = gFoc_Ctrl.in.s_iABCFilter[1] * comp;
  240. gFoc_Ctrl.in.s_iABCComp[2] = gFoc_Ctrl.in.s_iABCFilter[2] * comp;
  241. #elif defined PHASE_LFP_FIR
  242. gFoc_Ctrl.in.s_iABCFilter[1] = Fir_Filter(&phase1, gFoc_Ctrl.in.s_iABC[1]);
  243. gFoc_Ctrl.in.s_iABCFilter[2] = Fir_Filter(&phase2, gFoc_Ctrl.in.s_iABC[2]);
  244. gFoc_Ctrl.in.s_iABCFilter[0] = -(gFoc_Ctrl.in.s_iABCFilter[1] + gFoc_Ctrl.in.s_iABCFilter[2]);
  245. #endif
  246. Clark(iabc[0], iabc[1], iabc[2], &vAB);
  247. Park(&vAB, gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.s_RealIdq);
  248. }
  249. static __INLINE void PMSM_FOC_Update_PI_Idq(void) {
  250. /* update id pi ctrl */
  251. gFoc_Ctrl.params.maxvDQ.d = gFoc_Ctrl.in.s_vDC;//CONFIG_RATED_DC_VOL;
  252. gFoc_Ctrl.params.minvDQ.d = -gFoc_Ctrl.in.s_vDC;//CONFIG_RATED_DC_VOL;
  253. gFoc_Ctrl.params.maxvDQ.q = gFoc_Ctrl.in.s_vDC;//CONFIG_RATED_DC_VOL;
  254. gFoc_Ctrl.params.minvDQ.q = -gFoc_Ctrl.in.s_vDC;//CONFIG_RATED_DC_VOL;
  255. if (gFoc_Ctrl.params.maxvDQ.d != gFoc_Ctrl.pi_id->max) {
  256. gFoc_Ctrl.pi_id->max = gFoc_Ctrl.params.maxvDQ.d;
  257. }
  258. if (gFoc_Ctrl.params.minvDQ.d != gFoc_Ctrl.pi_id->min) {
  259. gFoc_Ctrl.pi_id->min = gFoc_Ctrl.params.minvDQ.d;
  260. }
  261. /* update iq pi ctrl */
  262. if (gFoc_Ctrl.params.maxvDQ.q != gFoc_Ctrl.pi_iq->max) {
  263. gFoc_Ctrl.pi_iq->max = gFoc_Ctrl.params.maxvDQ.q;
  264. }
  265. if (gFoc_Ctrl.params.minvDQ.q != gFoc_Ctrl.pi_iq->min) {
  266. gFoc_Ctrl.pi_iq->min = gFoc_Ctrl.params.minvDQ.q;
  267. }
  268. }
  269. #ifdef CONFIG_DQ_STEP_RESPONSE
  270. float target_d = 0.0f;
  271. float target_q = 0.0f;
  272. #endif
  273. static u32 PMSM_FOC_Debug_Task(void *p) {
  274. if (gFoc_Ctrl.in.b_motEnable) {
  275. #ifdef CONFIG_DQ_STEP_RESPONSE
  276. if (gFoc_Ctrl.plot_type == Plot_D_Step) {
  277. plot_2data16(FtoS16x10(target_d), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.d));
  278. }if (gFoc_Ctrl.plot_type == Plot_Q_Step) {
  279. plot_2data16(FtoS16x10(target_q), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.q));
  280. }
  281. #else
  282. if (gFoc_Ctrl.plot_type == Plot_D_flow) {
  283. plot_2data16(FtoS16x10(gFoc_Ctrl.idq_ctl[0].s_Cp), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.d));
  284. }else if (gFoc_Ctrl.plot_type == Plot_Q_flow) {
  285. plot_2data16(FtoS16x10(gFoc_Ctrl.idq_ctl[1].s_Cp), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.q));
  286. }else if (gFoc_Ctrl.plot_type == Plot_DQ_Curr) {
  287. plot_2data16(FtoS16x10(gFoc_Ctrl.out.s_RealIdq.d), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.q));
  288. }else if (gFoc_Ctrl.plot_type == Plot_Spd_flow) {
  289. plot_2data16(gFoc_Ctrl.in.s_targetRPM, gFoc_Ctrl.in.s_motRPM);
  290. }
  291. #endif
  292. }
  293. return 1;
  294. }
  295. void PMSM_FOC_Schedule(void) {
  296. AB_t vAB;
  297. gFoc_Ctrl.ctrl_count++;
  298. PMSM_FOC_Update_Hardware();
  299. if (gFoc_Ctrl.out.n_RunMode != CTRL_MODE_OPEN) {
  300. PMSM_FOC_Update_PI_Idq();
  301. #ifndef CONFIG_DQ_STEP_RESPONSE
  302. float target_d = FOC_Get_DqRamp(&gFoc_Ctrl.idq_ctl[0]);
  303. #endif
  304. float err = target_d - gFoc_Ctrl.out.s_RealIdq.d;
  305. gFoc_Ctrl.in.s_targetVdq.d = PI_Controller_RunSerial(gFoc_Ctrl.pi_id, err);
  306. #ifndef CONFIG_DQ_STEP_RESPONSE
  307. float target_q = FOC_Get_DqRamp(&gFoc_Ctrl.idq_ctl[1]);
  308. #endif
  309. err = target_q - gFoc_Ctrl.out.s_RealIdq.q;
  310. gFoc_Ctrl.in.s_targetVdq.q = PI_Controller_RunSerial(gFoc_Ctrl.pi_iq, err);
  311. }else {
  312. gFoc_Ctrl.in.s_targetVdq.d = FOC_Get_DqRamp(&gFoc_Ctrl.vdq_ctl[0]);
  313. gFoc_Ctrl.in.s_targetVdq.q = FOC_Get_DqRamp(&gFoc_Ctrl.vdq_ctl[1]);
  314. }
  315. gFoc_Ctrl.out.f_vdqRation = Circle_Limitation(&gFoc_Ctrl.in.s_targetVdq, gFoc_Ctrl.in.s_vDC, gFoc_Ctrl.params.n_modulation, &gFoc_Ctrl.out.s_OutVdq);
  316. RevPark(&gFoc_Ctrl.out.s_OutVdq, gFoc_Ctrl.in.s_motAngle, &vAB);
  317. SVM_Duty_Fix(&vAB, gFoc_Ctrl.in.s_vDC, FOC_PWM_Half_Period, &gFoc_Ctrl.out);
  318. phase_current_point(&gFoc_Ctrl.out);
  319. pwm_update_duty(gFoc_Ctrl.out.n_Duty[0], gFoc_Ctrl.out.n_Duty[1], gFoc_Ctrl.out.n_Duty[2]);
  320. pwm_update_sample(gFoc_Ctrl.out.n_Sample1, gFoc_Ctrl.out.n_Sample2, gFoc_Ctrl.out.n_CPhases);
  321. if (gFoc_Ctrl.plot_type != Plot_None) {
  322. if (gFoc_Ctrl.ctrl_count % 5 == 0) {
  323. if (gFoc_Ctrl.plot_type == Plot_Phase_curr) {
  324. plot_3data16(FtoS16(gFoc_Ctrl.in.s_iABC[0]), FtoS16(gFoc_Ctrl.in.s_iABC[1]), FtoS16(gFoc_Ctrl.in.s_iABC[2]));
  325. }else if (gFoc_Ctrl.plot_type == Plot_Phase_vol) {
  326. plot_3data16(FtoS16x10(gFoc_Ctrl.in.s_vABC[0]), FtoS16x10(gFoc_Ctrl.in.s_vABC[1]), FtoS16x10(gFoc_Ctrl.in.s_vABC[2]));
  327. }
  328. }
  329. }
  330. }
  331. void PMSM_FOC_LogDebug(void) {
  332. }
  333. /*called in media task */
  334. u8 PMSM_FOC_CtrlMode(void) {
  335. u8 preMode = gFoc_Ctrl.out.n_RunMode;
  336. if (gFoc_Ctrl.in.b_cruiseEna && gFoc_Ctrl.in.s_motRPM < CONFIG_MIN_CRUISE_RPM) {
  337. gFoc_Ctrl.in.b_cruiseEna = false;
  338. }
  339. if (!gFoc_Ctrl.in.b_motEnable) {
  340. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  341. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_OPEN) {
  342. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  343. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_SPD || gFoc_Ctrl.in.b_cruiseEna){
  344. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_SPD;
  345. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_CURRENT) {
  346. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_CURRENT;
  347. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_CURRENT_BRK) {
  348. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_CURRENT_BRK;
  349. }else {
  350. if (!gFoc_Ctrl.in.b_cruiseEna) {
  351. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_TRQ;
  352. }
  353. }
  354. if (preMode != gFoc_Ctrl.out.n_RunMode) {
  355. if ((preMode == CTRL_MODE_SPD) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ)) {
  356. PI_Controller_Reset(gFoc_Ctrl.pi_torque, gFoc_Ctrl.in.s_targetTorque);
  357. }else if ((preMode == CTRL_MODE_TRQ) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD)) {
  358. float target_troque = gFoc_Ctrl.in.s_targetTorque;
  359. if (gFoc_Ctrl.pi_id->is_sat || gFoc_Ctrl.pi_iq->is_sat) {
  360. target_troque = sqrtf(SQ(gFoc_Ctrl.out.s_RealIdq.d) + SQ(gFoc_Ctrl.out.s_RealIdq.q)) * 1.05f;
  361. }
  362. PI_Controller_Reset(gFoc_Ctrl.pi_speed, target_troque);
  363. }else if ((preMode == CTRL_MODE_CURRENT) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ)) {
  364. PI_Controller_Reset(gFoc_Ctrl.pi_torque, gFoc_Ctrl.in.s_targetTorque);
  365. }else if ((preMode == CTRL_MODE_TRQ) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT)) {
  366. }
  367. }
  368. return gFoc_Ctrl.out.n_RunMode;
  369. }
  370. /* MPTA, 弱磁, 功率限制,主要是分配DQ轴电流 */
  371. static __INLINE float PMSM_FOC_Limit_iDC(float maxTrq) {
  372. #if 1
  373. PI_Ctrl_Power.max = maxTrq;
  374. float errRef = eRamp_get_intepolation(&gFoc_Ctrl.userLim.DCCurrLimRamp) - gFoc_Ctrl.out.s_FilteriDC;
  375. return PI_Controller_run(gFoc_Ctrl.pi_power, errRef);
  376. #else
  377. return maxTrq;
  378. #endif
  379. }
  380. static __INLINE void PMSM_FOC_idq_Assign(void) {
  381. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT || gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT_BRK) {
  382. if (gFoc_Ctrl.in.b_MTPA_calibrate && (gFoc_Ctrl.in.s_manualAngle != INVALID_ANGLE)) {
  383. float s, c;
  384. normal_sincosf(degree_2_pi(gFoc_Ctrl.in.s_manualAngle + 90.0f), &s, &c);
  385. gFoc_Ctrl.in.s_targetIdq.d = gFoc_Ctrl.in.s_targetCurrent * c;
  386. if (gFoc_Ctrl.in.s_targetIdq.d > gFoc_Ctrl.hwLim.s_FWDCurrMax) {
  387. gFoc_Ctrl.in.s_targetIdq.d = gFoc_Ctrl.hwLim.s_FWDCurrMax;
  388. }else if (gFoc_Ctrl.in.s_targetIdq.d < -gFoc_Ctrl.hwLim.s_FWDCurrMax) {
  389. gFoc_Ctrl.in.s_targetIdq.d = -gFoc_Ctrl.hwLim.s_FWDCurrMax;
  390. }
  391. gFoc_Ctrl.in.s_targetIdq.q = sqrtf(SQ(gFoc_Ctrl.in.s_targetCurrent) - SQ(gFoc_Ctrl.in.s_targetIdq.d));
  392. }else {
  393. gFoc_Ctrl.in.s_targetIdq.d = 0;
  394. gFoc_Ctrl.in.s_targetIdq.q = gFoc_Ctrl.in.s_targetCurrent;
  395. }
  396. }else if ((gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) || (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD)) {
  397. torque_get_idq(gFoc_Ctrl.in.s_targetTorque, gFoc_Ctrl.in.s_motRPM, &gFoc_Ctrl.in.s_targetIdq);
  398. }
  399. FOC_Set_iDqRamp(&gFoc_Ctrl.idq_ctl[0], gFoc_Ctrl.in.s_targetIdq.d);
  400. FOC_Set_iDqRamp(&gFoc_Ctrl.idq_ctl[1], gFoc_Ctrl.in.s_targetIdq.q);
  401. }
  402. /*called in media task */
  403. void PMSM_FOC_idqCalc(void) {
  404. if (gFoc_Ctrl.in.b_motLock) {
  405. float vel_count = motor_encoder_get_vel_count();
  406. float errRef = 0 - vel_count;
  407. gFoc_Ctrl.in.s_targetTorque = PI_Controller_run(gFoc_Ctrl.pi_lock ,errRef);
  408. PMSM_FOC_idq_Assign();
  409. return;
  410. }
  411. if ((gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT) || (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT_BRK)) {
  412. gFoc_Ctrl.in.s_targetCurrent = eCtrl_get_RefCurrent();
  413. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT_BRK) {
  414. if (eCtrl_get_FinalCurrent() < 0.0001f && gFoc_Ctrl.in.s_motRPM < CONFIG_MIN_RPM_EXIT_EBRAKE) {
  415. gFoc_Ctrl.in.s_targetCurrent = 0;
  416. }
  417. }
  418. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) {
  419. float refTorque = min(eCtrl_get_FinalTorque(), eRamp_get_intepolation(&gFoc_Ctrl.userLim.phaseCurrLimRamp));
  420. if (refTorque > 0) {
  421. gFoc_Ctrl.pi_torque->max = refTorque;
  422. gFoc_Ctrl.pi_torque->min = -gFoc_Ctrl.userLim.s_PhaseCurreBrkLim;
  423. }else {
  424. gFoc_Ctrl.pi_torque->min = refTorque;
  425. gFoc_Ctrl.pi_torque->max = gFoc_Ctrl.userLim.s_PhaseCurreBrkLim;
  426. }
  427. if ((eCtrl_get_FinalTorque() == 0) && (gFoc_Ctrl.in.s_motRPM < CONFIG_MIN_RPM_EXIT_EBRAKE)) {
  428. gFoc_Ctrl.pi_torque->max = 0;
  429. gFoc_Ctrl.pi_torque->min = 0; //防止倒转
  430. }
  431. float errRef = eRamp_get_intepolation(&gFoc_Ctrl.userLim.rpmLimRamp) - gFoc_Ctrl.in.s_motRPM;
  432. float maxTrq = PI_Controller_RunSat(gFoc_Ctrl.pi_torque, errRef);
  433. gFoc_Ctrl.in.s_targetTorque = PMSM_FOC_Limit_iDC(maxTrq);
  434. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD){
  435. float maxSpeed = eCtrl_get_FinalSpeed();
  436. float refSpeed = eCtrl_get_RefSpeed();
  437. if (gFoc_Ctrl.in.b_cruiseEna) {
  438. maxSpeed = refSpeed = gFoc_Ctrl.in.s_cruiseRPM;
  439. }
  440. if (maxSpeed > 0) {
  441. gFoc_Ctrl.pi_speed->max = eRamp_get_intepolation(&gFoc_Ctrl.userLim.phaseCurrLimRamp);//gFoc_Ctrl.userLim.s_PhaseCurrLim;
  442. gFoc_Ctrl.pi_speed->min = -gFoc_Ctrl.userLim.s_PhaseCurreBrkLim;
  443. }else if (maxSpeed < 0) {
  444. gFoc_Ctrl.pi_speed->min = -eRamp_get_intepolation(&gFoc_Ctrl.userLim.phaseCurrLimRamp);//gFoc_Ctrl.userLim.s_PhaseCurrLim;
  445. gFoc_Ctrl.pi_speed->max = gFoc_Ctrl.userLim.s_PhaseCurreBrkLim;
  446. }
  447. if ((maxSpeed == 0) && (gFoc_Ctrl.in.s_motRPM < CONFIG_MIN_RPM_EXIT_EBRAKE)) {
  448. gFoc_Ctrl.pi_speed->max = 0;
  449. gFoc_Ctrl.pi_speed->min = 0; //防止倒转
  450. }
  451. gFoc_Ctrl.in.s_targetRPM = refSpeed;
  452. float errRef = refSpeed - gFoc_Ctrl.in.s_motRPM;
  453. float maxTrq = PI_Controller_RunSat(gFoc_Ctrl.pi_speed, errRef);
  454. gFoc_Ctrl.in.s_targetTorque = PMSM_FOC_Limit_iDC(maxTrq);
  455. }
  456. PMSM_FOC_idq_Assign();
  457. }
  458. void PMSM_FOC_RunTime_Limit(void) {
  459. float dclim = (float)vbus_current_vol_lower_limit();
  460. float phaselim = (float)phase_current_temp_high_limit();
  461. dclim = (dclim!=CURRENT_LIMIT_NONE)?dclim:gFoc_Ctrl.userLim.s_iDCLim;
  462. phaselim = (phaselim!=CURRENT_LIMIT_NONE)?phaselim:gFoc_Ctrl.userLim.s_PhaseCurrLim;
  463. dclim = min(dclim, gFoc_Ctrl.userLim.s_iDCLim);
  464. phaselim = min(phaselim, gFoc_Ctrl.userLim.s_PhaseCurrLim);
  465. if (phaselim != gFoc_Ctrl.userLim.phaseCurrLimRamp.target) {
  466. eRamp_set_step_target(&gFoc_Ctrl.userLim.phaseCurrLimRamp, phaselim, CONFIG_eCTRL_STEP_TS, CONFIG_LIMIT_RAMP_TIME, CONFIG_LIMIT_RAMP_TIME);
  467. }
  468. if (dclim != gFoc_Ctrl.userLim.DCCurrLimRamp.target) {
  469. eRamp_set_step_target(&gFoc_Ctrl.userLim.DCCurrLimRamp, dclim, CONFIG_eCTRL_STEP_TS, CONFIG_LIMIT_RAMP_TIME, CONFIG_LIMIT_RAMP_TIME);
  470. }
  471. gFoc_Ctrl.protLim.s_iDCLim = dclim;
  472. gFoc_Ctrl.protLim.s_PhaseCurrLim = phaselim;
  473. }
  474. void PMSM_FOC_Slow_Task(void) {
  475. eRamp_running(&gFoc_Ctrl.userLim.phaseCurrLimRamp);
  476. eRamp_running(&gFoc_Ctrl.userLim.rpmLimRamp);
  477. eRamp_running(&gFoc_Ctrl.userLim.DCCurrLimRamp);
  478. PMSM_FOC_idqCalc();
  479. }
  480. PMSM_FOC_Ctrl *PMSM_FOC_Get(void) {
  481. return &gFoc_Ctrl;
  482. }
  483. void PMSM_FOC_Start(u8 nCtrlMode) {
  484. if (gFoc_Ctrl.in.b_motEnable) {
  485. return;
  486. }
  487. PMSM_FOC_CoreInit();
  488. gFoc_Ctrl.in.n_ctlMode = nCtrlMode;
  489. gFoc_Ctrl.in.b_motEnable = true;
  490. }
  491. void PMSM_FOC_Stop(void) {
  492. if (!gFoc_Ctrl.in.b_motEnable) {
  493. return;
  494. }
  495. PMSM_FOC_CoreInit();
  496. gFoc_Ctrl.in.b_motEnable = false;
  497. }
  498. bool PMSM_FOC_Is_Start(void) {
  499. return gFoc_Ctrl.in.b_motEnable;
  500. }
  501. void PMSM_FOC_DCCurrLimit(float ibusLimit) {
  502. if (ibusLimit > gFoc_Ctrl.hwLim.s_iDCMax) {
  503. ibusLimit = gFoc_Ctrl.hwLim.s_iDCMax;
  504. }
  505. gFoc_Ctrl.userLim.s_iDCLim = (ibusLimit);
  506. if (ibusLimit <= gFoc_Ctrl.protLim.s_iDCLim) {
  507. eRamp_set_step_target(&gFoc_Ctrl.userLim.DCCurrLimRamp, ibusLimit, CONFIG_eCTRL_STEP_TS, CONFIG_LIMIT_RAMP_TIME, CONFIG_LIMIT_RAMP_TIME);
  508. }
  509. }
  510. float PMSM_FOC_GetDCCurrLimit(void) {
  511. return gFoc_Ctrl.userLim.s_iDCLim;
  512. }
  513. void PMSM_FOC_SpeedLimit(float speedLimit) {
  514. if (speedLimit > gFoc_Ctrl.hwLim.s_motRPMMax) {
  515. speedLimit = gFoc_Ctrl.hwLim.s_motRPMMax;
  516. }
  517. gFoc_Ctrl.userLim.s_motRPMLim = (speedLimit);
  518. eRamp_set_step_target(&gFoc_Ctrl.userLim.rpmLimRamp, speedLimit, CONFIG_eCTRL_STEP_TS, CONFIG_LIMIT_RAMP_TIME, CONFIG_LIMIT_RAMP_TIME);
  519. }
  520. float PMSM_FOC_GetSpeedLimit(void) {
  521. return gFoc_Ctrl.userLim.s_motRPMLim;
  522. }
  523. void PMSM_FOC_TorqueLimit(float torqueLimit) {
  524. if (torqueLimit > gFoc_Ctrl.hwLim.s_torqueMax) {
  525. torqueLimit = gFoc_Ctrl.hwLim.s_torqueMax;
  526. }
  527. gFoc_Ctrl.userLim.s_torqueLim = torqueLimit;
  528. }
  529. float PMSM_FOC_GetTorqueLimit(void) {
  530. return gFoc_Ctrl.userLim.s_torqueLim;
  531. }
  532. void PMSM_FOC_SeteBrkPhaseCurrent(float curr) {
  533. gFoc_Ctrl.userLim.s_PhaseCurreBrkLim = curr;
  534. }
  535. float PMSM_FOC_GeteBrkPhaseCurrent(void) {
  536. return gFoc_Ctrl.userLim.s_PhaseCurreBrkLim ;
  537. }
  538. float PMSM_FOC_GetVbusVoltage(void) {
  539. return gFoc_Ctrl.in.s_vDC;
  540. }
  541. float PMSM_FOC_GetVbusCurrent(void) {
  542. return gFoc_Ctrl.out.s_FilteriDC;
  543. }
  544. DQ_t* PMSM_FOC_GetDQCurrent(void) {
  545. return &gFoc_Ctrl.out.s_RealIdq;
  546. }
  547. bool PMSM_FOC_SetCtrlMode(u8 mode) {
  548. if (mode > CTRL_MODE_CURRENT_BRK) {
  549. PMSM_FOC_SetErrCode(FOC_Param_Err);
  550. return false;
  551. }
  552. gFoc_Ctrl.in.n_ctlMode = mode;
  553. return true;
  554. }
  555. u8 PMSM_FOC_GetCtrlMode(void) {
  556. return gFoc_Ctrl.in.n_ctlMode;
  557. }
  558. void PMSM_FOC_PhaseCurrLim(float lim) {
  559. if (lim > gFoc_Ctrl.hwLim.s_PhaseCurrMax) {
  560. lim = gFoc_Ctrl.hwLim.s_PhaseCurrMax;
  561. }
  562. gFoc_Ctrl.userLim.s_PhaseCurrLim = lim;
  563. if (lim <= gFoc_Ctrl.protLim.s_PhaseCurrLim) {
  564. eRamp_set_step_target(&gFoc_Ctrl.userLim.phaseCurrLimRamp, lim, CONFIG_eCTRL_STEP_TS, CONFIG_LIMIT_RAMP_TIME, CONFIG_LIMIT_RAMP_TIME);
  565. }
  566. }
  567. float PMSM_FOC_GetPhaseCurrLim(void) {
  568. return gFoc_Ctrl.userLim.s_PhaseCurrLim;
  569. }
  570. void PMSM_FOC_SetOpenVdq(float vd, float vq) {
  571. FOC_Set_vDqRamp(&gFoc_Ctrl.vdq_ctl[0], vd);
  572. FOC_Set_vDqRamp(&gFoc_Ctrl.vdq_ctl[1], vq);
  573. }
  574. bool PMSM_FOC_EnableCruise(bool enable) {
  575. if (enable != gFoc_Ctrl.in.b_cruiseEna) {
  576. float motSpd = PMSM_FOC_GetSpeed();
  577. if (enable && (motSpd < CONFIG_MIN_CRUISE_RPM)) { //
  578. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  579. return false;
  580. }
  581. gFoc_Ctrl.in.s_cruiseRPM = motSpd;
  582. gFoc_Ctrl.in.b_cruiseEna = enable;
  583. }
  584. return true;
  585. }
  586. bool PMSM_FOC_Is_CruiseEnabled(void) {
  587. return (gFoc_Ctrl.in.b_cruiseEna && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD));
  588. }
  589. bool PMSM_FOC_Set_Speed(float rpm) {
  590. if (gFoc_Ctrl.in.b_cruiseEna) {
  591. return false;
  592. }
  593. eCtrl_set_TgtSpeed(min(ABS(rpm), gFoc_Ctrl.userLim.s_motRPMLim)*SIGN(rpm));
  594. return true;
  595. }
  596. #if 0
  597. bool PMSM_FOC_Set_epmMode(bool epm) {
  598. if (epm && !gFoc_Ctrl.in.b_motEnable) {
  599. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  600. return false;
  601. }
  602. if (gFoc_Ctrl.in.b_epmMode != epm) {
  603. if (PMSM_FOC_GetSpeed() != 0.0f) {
  604. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  605. return false;
  606. }
  607. gFoc_Ctrl.in.epmDirection = EPM_Dir_None;
  608. gFoc_Ctrl.in.b_epmMode = epm;
  609. if (epm) {
  610. PMSM_FOC_SpeedLimit(nv_get_foc_params()->s_maxEpmRPM);
  611. eCtrl_set_TgtSpeed(0);
  612. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  613. }else {
  614. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  615. PMSM_FOC_SpeedLimit(nv_get_foc_params()->s_maxRPM);
  616. }
  617. }
  618. return true;
  619. }
  620. bool PMSM_FOC_Start_epmMove(bool move, EPM_Dir_t dir) {
  621. if (!gFoc_Ctrl.in.b_epmMode) {
  622. return false;
  623. }
  624. if (move) {
  625. if (gFoc_Ctrl.in.epmDirection != EPM_Dir_None) {
  626. return false;
  627. }
  628. gFoc_Ctrl.in.epmDirection = dir;
  629. }else {
  630. gFoc_Ctrl.in.epmDirection = EPM_Dir_None;
  631. }
  632. return true;
  633. }
  634. EPM_Dir_t PMSM_FOC_Get_epmDir(void) {
  635. return gFoc_Ctrl.in.epmDirection;
  636. }
  637. #endif
  638. bool PMSM_FOC_Set_Current(float is) {
  639. if (is > gFoc_Ctrl.userLim.s_PhaseCurrLim) {
  640. is = gFoc_Ctrl.userLim.s_PhaseCurrLim;
  641. }else if (is < -gFoc_Ctrl.userLim.s_PhaseCurrLim) {
  642. is = -gFoc_Ctrl.userLim.s_PhaseCurrLim;
  643. }
  644. eCtrl_set_TgtCurrent(is);
  645. return true;
  646. }
  647. bool PMSM_FOC_Set_Torque(float trq) {
  648. if (trq > gFoc_Ctrl.userLim.s_torqueLim) {
  649. trq = gFoc_Ctrl.userLim.s_torqueLim;
  650. }else if (trq < -gFoc_Ctrl.userLim.s_torqueLim) {
  651. trq = -gFoc_Ctrl.userLim.s_torqueLim;
  652. }
  653. eCtrl_set_TgtTorque(trq);
  654. return true;
  655. }
  656. bool PMSM_FOC_Set_CruiseSpeed(float rpm) {
  657. if (PMSM_FOC_Is_CruiseEnabled()) {
  658. if (rpm < CONFIG_MIN_CRUISE_RPM) {
  659. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  660. return false;
  661. }
  662. gFoc_Ctrl.in.s_cruiseRPM = min(ABS(rpm), gFoc_Ctrl.userLim.s_motRPMLim)*SIGN(rpm);
  663. return true;
  664. }
  665. PMSM_FOC_SetErrCode(FOC_NotCruiseMode);
  666. return false;
  667. }
  668. void PMSM_FOC_MTPA_Calibrate(bool enable) {
  669. if (enable) {
  670. gFoc_Ctrl.in.b_MTPA_calibrate = true;
  671. gFoc_Ctrl.in.s_manualAngle = 0;
  672. }else {
  673. gFoc_Ctrl.in.s_manualAngle = INVALID_ANGLE;
  674. gFoc_Ctrl.in.b_MTPA_calibrate = false;
  675. }
  676. }
  677. void PMSM_FOC_Set_Angle(float angle) {
  678. gFoc_Ctrl.in.s_manualAngle = (angle);
  679. }
  680. void PMSM_FOC_Get_TgtIDQ(DQ_t * dq) {
  681. dq->d = gFoc_Ctrl.in.s_targetIdq.d;
  682. dq->q = gFoc_Ctrl.in.s_targetIdq.q;
  683. }
  684. float PMSM_FOC_GetSpeed(void) {
  685. return gFoc_Ctrl.in.s_motRPM;
  686. }
  687. void PMSM_FOC_LockMotor(bool lock) {
  688. if (gFoc_Ctrl.in.b_motLock != lock) {
  689. motor_encoder_lock_pos(lock);
  690. PI_Controller_Reset(gFoc_Ctrl.pi_lock, 0);
  691. gFoc_Ctrl.in.b_motLock = lock;
  692. }
  693. }
  694. bool PMSM_FOC_MotorLocking(void) {
  695. return gFoc_Ctrl.in.b_motLock;
  696. }
  697. static PI_Controller *_pid(u8 id) {
  698. PI_Controller *pi = NULL;
  699. if (id == PID_D_id) {
  700. pi = gFoc_Ctrl.pi_id;
  701. }else if (id == PID_Q_id) {
  702. pi = gFoc_Ctrl.pi_iq;
  703. }else if (id == PID_TRQ_id) {
  704. pi = gFoc_Ctrl.pi_torque;
  705. }else if (id == PID_Spd_id) {
  706. pi = gFoc_Ctrl.pi_speed;
  707. }
  708. return pi;
  709. }
  710. void PMSM_FOC_SetPid(u8 id, float kp, float ki, float kb) {
  711. if (id > PID_Max_id) {
  712. return;
  713. }
  714. PI_Controller *pi = _pid(id);
  715. if (pi != NULL) {
  716. pi->kp = kp;
  717. pi->ki = ki;
  718. pi->kb = kb;
  719. }
  720. }
  721. void PMSM_FOC_GetPid(u8 id, float *kp, float *ki, float *kb) {
  722. if (id > PID_Max_id) {
  723. return;
  724. }
  725. PI_Controller *pi = _pid(id);
  726. if (pi != NULL) {
  727. *kp = pi->kp;
  728. *ki = pi->ki;
  729. *kb = pi->kb;
  730. }
  731. }
  732. void PMSM_FOC_SetErrCode(u8 error) {
  733. if (gFoc_Ctrl.out.n_Error != error) {
  734. gFoc_Ctrl.out.n_Error = error;
  735. }
  736. }
  737. u8 PMSM_FOC_GetErrCode(void) {
  738. return gFoc_Ctrl.out.n_Error;
  739. }
  740. void PMSM_FOC_SetCriticalError(u8 err) {
  741. gFoc_Ctrl.out.n_CritiCalErrMask |= (1u << err);
  742. }
  743. void PMSM_FOC_ClrCriticalError(u8 err) {
  744. gFoc_Ctrl.out.n_CritiCalErrMask &= ~(1u << err);
  745. }
  746. u32 PMSM_FOC_GetCriticalError(void) {
  747. return gFoc_Ctrl.out.n_CritiCalErrMask;
  748. }
  749. void PMSM_FOC_Set_PlotType(Plot_t t) {
  750. gFoc_Ctrl.plot_type = t;
  751. }
  752. //获取母线电流
  753. float PMSM_FOC_Calc_iDC(void) {
  754. float vd = gFoc_Ctrl.out.s_OutVdq.d;
  755. float vq = gFoc_Ctrl.out.s_OutVdq.q;
  756. #ifdef NO_SAMPLE_IDC
  757. LowPass_Filter(gFoc_Ctrl.out.s_FilterIdq.d, gFoc_Ctrl.out.s_RealIdq.d, 0.01f);
  758. LowPass_Filter(gFoc_Ctrl.out.s_FilterIdq.q, gFoc_Ctrl.out.s_RealIdq.q, 0.01f);
  759. #endif
  760. float id = gFoc_Ctrl.out.s_FilterIdq.d;
  761. float iq = gFoc_Ctrl.out.s_FilterIdq.q;
  762. /*
  763. 根据公式(等幅值变换,功率不等):
  764. iDC x vDC = 2/3(iq x vq + id x vd);
  765. */
  766. float m_pow = (vd * id + vq * iq); //s32q10
  767. float raw_idc = m_pow / gFoc_Ctrl.in.s_vDC;// * 1.5f * 0.66f; //s16q5
  768. LowPass_Filter(gFoc_Ctrl.out.s_FilteriDC, raw_idc, 0.01f);
  769. return gFoc_Ctrl.out.s_FilteriDC;
  770. }
  771. void PMSM_FOC_Brake(bool brake) {
  772. gFoc_Ctrl.in.b_eBrake = brake;
  773. if (gFoc_Ctrl.in.b_eBrake & gFoc_Ctrl.in.b_cruiseEna) {
  774. gFoc_Ctrl.in.b_cruiseEna = false;
  775. }
  776. eCtrl_brake_signal(brake);
  777. }