PMSM_FOC_Core.c 29 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, CONFIG_LIMIT_RAMP_TIME, CONFIG_LIMIT_RAMP_TIME);
  158. eRamp_init_target(&gFoc_Ctrl.userLim.phaseCurrLimRamp, gFoc_Ctrl.userLim.s_PhaseCurrLim, CONFIG_LIMIT_RAMP_TIME, CONFIG_LIMIT_RAMP_TIME);
  159. eRamp_init_target(&gFoc_Ctrl.userLim.DCCurrLimRamp, gFoc_Ctrl.userLim.s_iDCLim, CONFIG_LIMIT_RAMP_TIME, CONFIG_LIMIT_RAMP_TIME);
  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 = CONFIG_SVM_MODULATION;//SVM_Modulation;
  187. gFoc_Ctrl.params.n_PhaseFilterCeof = (CONFIG_CURR_LP_PARAM>1.0f?1.0f:CONFIG_CURR_LP_PARAM);
  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. eRamp_init_target(&gFoc_Ctrl.in.cruiseRpmRamp, 0, CONFIG_ACC_TIME, CONFIG_DEC_TIME);
  192. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  193. gFoc_Ctrl.out.f_vdqRation = 0;
  194. FOC_DqRamp_init(&gFoc_Ctrl.idq_ctl[0], 1);
  195. FOC_DqRamp_init(&gFoc_Ctrl.idq_ctl[1], 1);
  196. FOC_DqRamp_init(&gFoc_Ctrl.vdq_ctl[0], (CONFIG_IDQ_CTRL_TS/CONFIG_FOC_VDQ_RAMP_TS));
  197. FOC_DqRamp_init(&gFoc_Ctrl.vdq_ctl[1], (CONFIG_IDQ_CTRL_TS/CONFIG_FOC_VDQ_RAMP_TS));
  198. PMSM_FOC_Reset_PID();
  199. gFoc_Ctrl.plot_type = Plot_None;
  200. }
  201. //#define PHASE_LFP_FIR
  202. //#define PHASE_LFP
  203. static __INLINE void PMSM_FOC_Update_Hardware(void) {
  204. AB_t vAB;
  205. #ifdef PHASE_LFP
  206. float *iabc = gFoc_Ctrl.in.s_iABCComp;
  207. #elif defined PHASE_LFP_FIR
  208. float *iabc = gFoc_Ctrl.in.s_iABCFilter;
  209. #else
  210. float *iabc = gFoc_Ctrl.in.s_iABC;
  211. #endif
  212. if (!gFoc_Ctrl.in.b_MTPA_calibrate && (gFoc_Ctrl.in.s_manualAngle != INVALID_ANGLE)) {
  213. gFoc_Ctrl.in.s_motAngle = gFoc_Ctrl.in.s_manualAngle;
  214. gFoc_Ctrl.in.s_hallAngle = motor_encoder_get_angle();
  215. }else {
  216. gFoc_Ctrl.in.s_hallAngle = motor_encoder_get_angle();
  217. gFoc_Ctrl.in.s_motAngle = gFoc_Ctrl.in.s_hallAngle;
  218. }
  219. #ifdef CONFIG_DQ_STEP_RESPONSE
  220. gFoc_Ctrl.in.s_hallAngle = 0;
  221. gFoc_Ctrl.in.s_motAngle = 0;
  222. #endif
  223. SinCos_Lut(gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.sin, &gFoc_Ctrl.out.cos);
  224. gFoc_Ctrl.in.s_motRPM = motor_encoder_get_speed();
  225. gFoc_Ctrl.in.s_vDC = get_vbus_int();
  226. //sample current
  227. phase_current_get(gFoc_Ctrl.in.s_iABC);
  228. get_phase_vols(gFoc_Ctrl.in.s_vABC);
  229. gFoc_Ctrl.in.s_vABC[0] -= gFoc_Ctrl.in.s_vDC/2.0f;
  230. gFoc_Ctrl.in.s_vABC[1] -= gFoc_Ctrl.in.s_vDC/2.0f;
  231. gFoc_Ctrl.in.s_vABC[2] -= gFoc_Ctrl.in.s_vDC/2.0f;
  232. Clark(gFoc_Ctrl.in.s_vABC[0], gFoc_Ctrl.in.s_vABC[1], gFoc_Ctrl.in.s_vABC[2], &vAB);
  233. Park(&vAB, gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.s_RealVdq);
  234. #ifdef PHASE_LFP
  235. LowPass_Filter(gFoc_Ctrl.in.s_iABCFilter[0], gFoc_Ctrl.in.s_iABC[0], gFoc_Ctrl.params.n_PhaseFilterCeof);
  236. LowPass_Filter(gFoc_Ctrl.in.s_iABCFilter[1], gFoc_Ctrl.in.s_iABC[1], gFoc_Ctrl.params.n_PhaseFilterCeof);
  237. LowPass_Filter(gFoc_Ctrl.in.s_iABCFilter[2], gFoc_Ctrl.in.s_iABC[2], gFoc_Ctrl.params.n_PhaseFilterCeof);
  238. float comp = lp_compestion(gFoc_Ctrl.in.s_motRPM/60.0f*4.0f, CONFIG_CURR_LP_CUT_FREQ);
  239. gFoc_Ctrl.in.s_iABCComp[0] = gFoc_Ctrl.in.s_iABCFilter[0] * comp;
  240. gFoc_Ctrl.in.s_iABCComp[1] = gFoc_Ctrl.in.s_iABCFilter[1] * comp;
  241. gFoc_Ctrl.in.s_iABCComp[2] = gFoc_Ctrl.in.s_iABCFilter[2] * comp;
  242. #elif defined PHASE_LFP_FIR
  243. gFoc_Ctrl.in.s_iABCFilter[1] = Fir_Filter(&phase1, gFoc_Ctrl.in.s_iABC[1]);
  244. gFoc_Ctrl.in.s_iABCFilter[2] = Fir_Filter(&phase2, gFoc_Ctrl.in.s_iABC[2]);
  245. gFoc_Ctrl.in.s_iABCFilter[0] = -(gFoc_Ctrl.in.s_iABCFilter[1] + gFoc_Ctrl.in.s_iABCFilter[2]);
  246. #endif
  247. Clark(iabc[0], iabc[1], iabc[2], &vAB);
  248. Park(&vAB, gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.s_RealIdq);
  249. }
  250. static __INLINE void PMSM_FOC_Update_PI_Idq(void) {
  251. /* update id pi ctrl */
  252. gFoc_Ctrl.params.maxvDQ.d = gFoc_Ctrl.in.s_vDC;//CONFIG_RATED_DC_VOL;
  253. gFoc_Ctrl.params.minvDQ.d = -gFoc_Ctrl.in.s_vDC;//CONFIG_RATED_DC_VOL;
  254. gFoc_Ctrl.params.maxvDQ.q = gFoc_Ctrl.in.s_vDC;//CONFIG_RATED_DC_VOL;
  255. gFoc_Ctrl.params.minvDQ.q = -gFoc_Ctrl.in.s_vDC;//CONFIG_RATED_DC_VOL;
  256. if (gFoc_Ctrl.params.maxvDQ.d != gFoc_Ctrl.pi_id->max) {
  257. gFoc_Ctrl.pi_id->max = gFoc_Ctrl.params.maxvDQ.d;
  258. }
  259. if (gFoc_Ctrl.params.minvDQ.d != gFoc_Ctrl.pi_id->min) {
  260. gFoc_Ctrl.pi_id->min = gFoc_Ctrl.params.minvDQ.d;
  261. }
  262. /* update iq pi ctrl */
  263. if (gFoc_Ctrl.params.maxvDQ.q != gFoc_Ctrl.pi_iq->max) {
  264. gFoc_Ctrl.pi_iq->max = gFoc_Ctrl.params.maxvDQ.q;
  265. }
  266. if (gFoc_Ctrl.params.minvDQ.q != gFoc_Ctrl.pi_iq->min) {
  267. gFoc_Ctrl.pi_iq->min = gFoc_Ctrl.params.minvDQ.q;
  268. }
  269. }
  270. #ifdef CONFIG_DQ_STEP_RESPONSE
  271. float target_d = 0.0f;
  272. float target_q = 0.0f;
  273. #endif
  274. static u32 PMSM_FOC_Debug_Task(void *p) {
  275. if (gFoc_Ctrl.in.b_motEnable) {
  276. #ifdef CONFIG_DQ_STEP_RESPONSE
  277. if (gFoc_Ctrl.plot_type == Plot_D_Step) {
  278. plot_2data16(FtoS16x10(target_d), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.d));
  279. }if (gFoc_Ctrl.plot_type == Plot_Q_Step) {
  280. plot_2data16(FtoS16x10(target_q), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.q));
  281. }
  282. #else
  283. if (gFoc_Ctrl.plot_type == Plot_D_flow) {
  284. plot_2data16(FtoS16x10(gFoc_Ctrl.idq_ctl[0].s_Cp), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.d));
  285. }else if (gFoc_Ctrl.plot_type == Plot_Q_flow) {
  286. plot_2data16(FtoS16x10(gFoc_Ctrl.idq_ctl[1].s_Cp), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.q));
  287. }else if (gFoc_Ctrl.plot_type == Plot_DQ_Curr) {
  288. plot_3data16(FtoS16x10(gFoc_Ctrl.out.s_RealIdq.d), FtoS16x10(gFoc_Ctrl.out.s_RealIdq.q), FtoS16x10(gFoc_Ctrl.out.s_FilteriDC));
  289. }else if (gFoc_Ctrl.plot_type == Plot_Spd_flow) {
  290. plot_2data16(gFoc_Ctrl.in.s_targetRPM, gFoc_Ctrl.in.s_motRPM);
  291. }
  292. #endif
  293. }
  294. return 1;
  295. }
  296. void PMSM_FOC_Schedule(void) {
  297. AB_t vAB;
  298. gFoc_Ctrl.ctrl_count++;
  299. PMSM_FOC_Update_Hardware();
  300. if (gFoc_Ctrl.out.n_RunMode != CTRL_MODE_OPEN) {
  301. PMSM_FOC_Update_PI_Idq();
  302. #ifndef CONFIG_DQ_STEP_RESPONSE
  303. float target_d = FOC_Get_DqRamp(&gFoc_Ctrl.idq_ctl[0]);
  304. #endif
  305. float err = target_d - gFoc_Ctrl.out.s_RealIdq.d;
  306. gFoc_Ctrl.in.s_targetVdq.d = PI_Controller_RunSerial(gFoc_Ctrl.pi_id, err);
  307. #ifndef CONFIG_DQ_STEP_RESPONSE
  308. float target_q = FOC_Get_DqRamp(&gFoc_Ctrl.idq_ctl[1]);
  309. #endif
  310. err = target_q - gFoc_Ctrl.out.s_RealIdq.q;
  311. gFoc_Ctrl.in.s_targetVdq.q = PI_Controller_RunSerial(gFoc_Ctrl.pi_iq, err);
  312. }else {
  313. gFoc_Ctrl.in.s_targetVdq.d = FOC_Get_DqRamp(&gFoc_Ctrl.vdq_ctl[0]);
  314. gFoc_Ctrl.in.s_targetVdq.q = FOC_Get_DqRamp(&gFoc_Ctrl.vdq_ctl[1]);
  315. }
  316. 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);
  317. RevPark(&gFoc_Ctrl.out.s_OutVdq, gFoc_Ctrl.in.s_motAngle, &vAB);
  318. SVM_Duty_Fix(&vAB, gFoc_Ctrl.in.s_vDC, FOC_PWM_Half_Period, &gFoc_Ctrl.out);
  319. phase_current_point(&gFoc_Ctrl.out);
  320. pwm_update_duty(gFoc_Ctrl.out.n_Duty[0], gFoc_Ctrl.out.n_Duty[1], gFoc_Ctrl.out.n_Duty[2]);
  321. pwm_update_sample(gFoc_Ctrl.out.n_Sample1, gFoc_Ctrl.out.n_Sample2, gFoc_Ctrl.out.n_CPhases);
  322. if (gFoc_Ctrl.plot_type != Plot_None) {
  323. if (gFoc_Ctrl.ctrl_count % 5 == 0) {
  324. if (gFoc_Ctrl.plot_type == Plot_Phase_curr) {
  325. plot_3data16(FtoS16(gFoc_Ctrl.in.s_iABC[0]), FtoS16(gFoc_Ctrl.in.s_iABC[1]), FtoS16(gFoc_Ctrl.in.s_iABC[2]));
  326. }else if (gFoc_Ctrl.plot_type == Plot_Phase_vol) {
  327. plot_3data16(FtoS16x10(gFoc_Ctrl.in.s_vABC[0]), FtoS16x10(gFoc_Ctrl.in.s_vABC[1]), FtoS16x10(gFoc_Ctrl.in.s_vABC[2]));
  328. }
  329. }
  330. }
  331. }
  332. void PMSM_FOC_LogDebug(void) {
  333. }
  334. /*called in media task */
  335. u8 PMSM_FOC_CtrlMode(void) {
  336. u8 preMode = gFoc_Ctrl.out.n_RunMode;
  337. if (gFoc_Ctrl.in.b_cruiseEna && gFoc_Ctrl.in.s_motRPM < CONFIG_MIN_CRUISE_RPM) {
  338. gFoc_Ctrl.in.b_cruiseEna = false;
  339. }
  340. if (!gFoc_Ctrl.in.b_motEnable) {
  341. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  342. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_OPEN) {
  343. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  344. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_SPD || gFoc_Ctrl.in.b_cruiseEna){
  345. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_SPD;
  346. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_CURRENT) {
  347. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_CURRENT;
  348. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_CURRENT_BRK) {
  349. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_CURRENT_BRK;
  350. }else {
  351. if (!gFoc_Ctrl.in.b_cruiseEna) {
  352. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_TRQ;
  353. }
  354. }
  355. if (preMode != gFoc_Ctrl.out.n_RunMode) {
  356. if ((preMode == CTRL_MODE_SPD) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ)) {
  357. PI_Controller_Reset(gFoc_Ctrl.pi_torque, gFoc_Ctrl.in.s_targetTorque);
  358. }else if ((preMode == CTRL_MODE_TRQ) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD)) {
  359. float target_troque = gFoc_Ctrl.in.s_targetTorque;
  360. if (gFoc_Ctrl.pi_id->is_sat || gFoc_Ctrl.pi_iq->is_sat) {
  361. target_troque = sqrtf(SQ(gFoc_Ctrl.out.s_RealIdq.d) + SQ(gFoc_Ctrl.out.s_RealIdq.q)) * 1.05f;
  362. }
  363. PI_Controller_Reset(gFoc_Ctrl.pi_speed, target_troque);
  364. }else if ((preMode == CTRL_MODE_CURRENT) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ)) {
  365. PI_Controller_Reset(gFoc_Ctrl.pi_torque, gFoc_Ctrl.in.s_targetTorque);
  366. }else if ((preMode == CTRL_MODE_TRQ) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT)) {
  367. }
  368. }
  369. return gFoc_Ctrl.out.n_RunMode;
  370. }
  371. /* MPTA, 弱磁, 功率限制,主要是分配DQ轴电流 */
  372. static __INLINE float PMSM_FOC_Limit_iDC(float maxTrq) {
  373. #if 1
  374. PI_Ctrl_Power.max = maxTrq;
  375. float errRef = eRamp_get_intepolation(&gFoc_Ctrl.userLim.DCCurrLimRamp) - gFoc_Ctrl.out.s_FilteriDC;
  376. return PI_Controller_run(gFoc_Ctrl.pi_power, errRef);
  377. #else
  378. return maxTrq;
  379. #endif
  380. }
  381. static __INLINE void PMSM_FOC_idq_Assign(void) {
  382. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT || gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT_BRK) {
  383. if (gFoc_Ctrl.in.b_MTPA_calibrate && (gFoc_Ctrl.in.s_manualAngle != INVALID_ANGLE)) {
  384. float s, c;
  385. normal_sincosf(degree_2_pi(gFoc_Ctrl.in.s_manualAngle + 90.0f), &s, &c);
  386. gFoc_Ctrl.in.s_targetIdq.d = gFoc_Ctrl.in.s_targetCurrent * c;
  387. if (gFoc_Ctrl.in.s_targetIdq.d > gFoc_Ctrl.hwLim.s_FWDCurrMax) {
  388. gFoc_Ctrl.in.s_targetIdq.d = gFoc_Ctrl.hwLim.s_FWDCurrMax;
  389. }else if (gFoc_Ctrl.in.s_targetIdq.d < -gFoc_Ctrl.hwLim.s_FWDCurrMax) {
  390. gFoc_Ctrl.in.s_targetIdq.d = -gFoc_Ctrl.hwLim.s_FWDCurrMax;
  391. }
  392. gFoc_Ctrl.in.s_targetIdq.q = sqrtf(SQ(gFoc_Ctrl.in.s_targetCurrent) - SQ(gFoc_Ctrl.in.s_targetIdq.d));
  393. }else {
  394. gFoc_Ctrl.in.s_targetIdq.d = 0;
  395. gFoc_Ctrl.in.s_targetIdq.q = gFoc_Ctrl.in.s_targetCurrent;
  396. }
  397. }else if ((gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) || (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD)) {
  398. torque_get_idq(gFoc_Ctrl.in.s_targetTorque, gFoc_Ctrl.in.s_motRPM, &gFoc_Ctrl.in.s_targetIdq);
  399. }
  400. FOC_Set_iDqRamp(&gFoc_Ctrl.idq_ctl[0], gFoc_Ctrl.in.s_targetIdq.d);
  401. FOC_Set_iDqRamp(&gFoc_Ctrl.idq_ctl[1], gFoc_Ctrl.in.s_targetIdq.q);
  402. }
  403. /*called in media task */
  404. void PMSM_FOC_idqCalc(void) {
  405. if (gFoc_Ctrl.in.b_AutoHold) {
  406. gFoc_Ctrl.pi_lock->max = CONFIG_DEFAULT_LOCK_PHASE_CURR_LIM;
  407. gFoc_Ctrl.pi_lock->min = -CONFIG_DEFAULT_LOCK_PHASE_CURR_LIM;
  408. float vel_count = motor_encoder_get_vel_count();
  409. float errRef = 0 - vel_count;
  410. gFoc_Ctrl.in.s_targetTorque = PI_Controller_run(gFoc_Ctrl.pi_lock ,errRef);
  411. PMSM_FOC_idq_Assign();
  412. return;
  413. }
  414. if ((gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT) || (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT_BRK)) {
  415. gFoc_Ctrl.in.s_targetCurrent = eCtrl_get_RefCurrent();
  416. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT_BRK) {
  417. if (eCtrl_get_FinalCurrent() < 0.0001f && gFoc_Ctrl.in.s_motRPM < CONFIG_MIN_RPM_EXIT_EBRAKE) {
  418. gFoc_Ctrl.in.s_targetCurrent = 0;
  419. }
  420. }
  421. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) {
  422. float refTorque = min(eCtrl_get_FinalTorque(), eRamp_get_intepolation(&gFoc_Ctrl.userLim.phaseCurrLimRamp));
  423. if (refTorque > 0) {
  424. gFoc_Ctrl.pi_torque->max = refTorque;
  425. gFoc_Ctrl.pi_torque->min = -gFoc_Ctrl.userLim.s_PhaseCurreBrkLim;
  426. }else {
  427. gFoc_Ctrl.pi_torque->min = refTorque;
  428. gFoc_Ctrl.pi_torque->max = gFoc_Ctrl.userLim.s_PhaseCurreBrkLim;
  429. }
  430. if ((eCtrl_get_FinalTorque() == 0) && (gFoc_Ctrl.in.s_motRPM < CONFIG_MIN_RPM_EXIT_EBRAKE)) {
  431. gFoc_Ctrl.pi_torque->max = 0;
  432. gFoc_Ctrl.pi_torque->min = 0; //防止倒转
  433. }
  434. float errRef = eRamp_get_intepolation(&gFoc_Ctrl.userLim.rpmLimRamp) - gFoc_Ctrl.in.s_motRPM;
  435. float maxTrq = PI_Controller_RunSat(gFoc_Ctrl.pi_torque, errRef);
  436. gFoc_Ctrl.in.s_targetTorque = PMSM_FOC_Limit_iDC(maxTrq);
  437. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD){
  438. float maxSpeed = eCtrl_get_FinalSpeed();
  439. float refSpeed = eCtrl_get_RefSpeed();
  440. if (gFoc_Ctrl.in.b_cruiseEna) {
  441. maxSpeed = eRamp_get_target(&gFoc_Ctrl.in.cruiseRpmRamp);
  442. refSpeed = eRamp_get_intepolation(&gFoc_Ctrl.in.cruiseRpmRamp);//gFoc_Ctrl.in.s_cruiseRPM;
  443. }
  444. if (maxSpeed > 0) {
  445. gFoc_Ctrl.pi_speed->max = eRamp_get_intepolation(&gFoc_Ctrl.userLim.phaseCurrLimRamp);//gFoc_Ctrl.userLim.s_PhaseCurrLim;
  446. gFoc_Ctrl.pi_speed->min = -gFoc_Ctrl.userLim.s_PhaseCurreBrkLim;
  447. }else if (maxSpeed < 0) {
  448. gFoc_Ctrl.pi_speed->min = -eRamp_get_intepolation(&gFoc_Ctrl.userLim.phaseCurrLimRamp);//gFoc_Ctrl.userLim.s_PhaseCurrLim;
  449. gFoc_Ctrl.pi_speed->max = gFoc_Ctrl.userLim.s_PhaseCurreBrkLim;
  450. }
  451. if ((maxSpeed == 0) && (gFoc_Ctrl.in.s_motRPM < CONFIG_MIN_RPM_EXIT_EBRAKE)) {
  452. gFoc_Ctrl.pi_speed->max = 0;
  453. gFoc_Ctrl.pi_speed->min = 0; //防止倒转
  454. }
  455. gFoc_Ctrl.in.s_targetRPM = refSpeed;
  456. float errRef = refSpeed - gFoc_Ctrl.in.s_motRPM;
  457. float maxTrq = PI_Controller_RunSat(gFoc_Ctrl.pi_speed, errRef);
  458. gFoc_Ctrl.in.s_targetTorque = PMSM_FOC_Limit_iDC(maxTrq);
  459. }
  460. PMSM_FOC_idq_Assign();
  461. }
  462. void PMSM_FOC_RunTime_Limit(void) {
  463. float dclim = (float)vbus_current_vol_lower_limit();
  464. float phaselim = (float)phase_current_temp_high_limit();
  465. dclim = (dclim!=CURRENT_LIMIT_NONE)?dclim:gFoc_Ctrl.userLim.s_iDCLim;
  466. phaselim = (phaselim!=CURRENT_LIMIT_NONE)?phaselim:gFoc_Ctrl.userLim.s_PhaseCurrLim;
  467. dclim = min(dclim, gFoc_Ctrl.userLim.s_iDCLim);
  468. phaselim = min(phaselim, gFoc_Ctrl.userLim.s_PhaseCurrLim);
  469. if (phaselim != gFoc_Ctrl.userLim.phaseCurrLimRamp.target) {
  470. eRamp_set_step_target(&gFoc_Ctrl.userLim.phaseCurrLimRamp, phaselim, CONFIG_eCTRL_STEP_TS);
  471. }
  472. if (dclim != gFoc_Ctrl.userLim.DCCurrLimRamp.target) {
  473. eRamp_set_step_target(&gFoc_Ctrl.userLim.DCCurrLimRamp, dclim, CONFIG_eCTRL_STEP_TS);
  474. }
  475. gFoc_Ctrl.protLim.s_iDCLim = dclim;
  476. gFoc_Ctrl.protLim.s_PhaseCurrLim = phaselim;
  477. }
  478. void PMSM_FOC_Slow_Task(void) {
  479. eRamp_running(&gFoc_Ctrl.userLim.phaseCurrLimRamp);
  480. eRamp_running(&gFoc_Ctrl.userLim.rpmLimRamp);
  481. eRamp_running(&gFoc_Ctrl.userLim.DCCurrLimRamp);
  482. eRamp_running(&gFoc_Ctrl.in.cruiseRpmRamp);
  483. PMSM_FOC_idqCalc();
  484. }
  485. PMSM_FOC_Ctrl *PMSM_FOC_Get(void) {
  486. return &gFoc_Ctrl;
  487. }
  488. void PMSM_FOC_Start(u8 nCtrlMode) {
  489. if (gFoc_Ctrl.in.b_motEnable) {
  490. return;
  491. }
  492. PMSM_FOC_CoreInit();
  493. gFoc_Ctrl.in.n_ctlMode = nCtrlMode;
  494. gFoc_Ctrl.in.b_motEnable = true;
  495. }
  496. void PMSM_FOC_Stop(void) {
  497. if (!gFoc_Ctrl.in.b_motEnable) {
  498. return;
  499. }
  500. PMSM_FOC_CoreInit();
  501. gFoc_Ctrl.in.b_motEnable = false;
  502. }
  503. bool PMSM_FOC_Is_Start(void) {
  504. return gFoc_Ctrl.in.b_motEnable;
  505. }
  506. void PMSM_FOC_DCCurrLimit(float ibusLimit) {
  507. if (ibusLimit > gFoc_Ctrl.hwLim.s_iDCMax) {
  508. ibusLimit = gFoc_Ctrl.hwLim.s_iDCMax;
  509. }
  510. gFoc_Ctrl.userLim.s_iDCLim = (ibusLimit);
  511. if (ibusLimit <= gFoc_Ctrl.protLim.s_iDCLim) {
  512. eRamp_set_step_target(&gFoc_Ctrl.userLim.DCCurrLimRamp, ibusLimit, CONFIG_eCTRL_STEP_TS);
  513. }
  514. }
  515. float PMSM_FOC_GetDCCurrLimit(void) {
  516. return gFoc_Ctrl.userLim.s_iDCLim;
  517. }
  518. void PMSM_FOC_SpeedLimit(float speedLimit) {
  519. if (speedLimit > gFoc_Ctrl.hwLim.s_motRPMMax) {
  520. speedLimit = gFoc_Ctrl.hwLim.s_motRPMMax;
  521. }
  522. gFoc_Ctrl.userLim.s_motRPMLim = (speedLimit);
  523. eRamp_set_step_target(&gFoc_Ctrl.userLim.rpmLimRamp, speedLimit, CONFIG_eCTRL_STEP_TS);
  524. }
  525. float PMSM_FOC_GetSpeedLimit(void) {
  526. return gFoc_Ctrl.userLim.s_motRPMLim;
  527. }
  528. void PMSM_FOC_TorqueLimit(float torqueLimit) {
  529. if (torqueLimit > gFoc_Ctrl.hwLim.s_torqueMax) {
  530. torqueLimit = gFoc_Ctrl.hwLim.s_torqueMax;
  531. }
  532. gFoc_Ctrl.userLim.s_torqueLim = torqueLimit;
  533. }
  534. float PMSM_FOC_GetTorqueLimit(void) {
  535. return gFoc_Ctrl.userLim.s_torqueLim;
  536. }
  537. void PMSM_FOC_SeteBrkPhaseCurrent(float curr) {
  538. gFoc_Ctrl.userLim.s_PhaseCurreBrkLim = curr;
  539. }
  540. float PMSM_FOC_GeteBrkPhaseCurrent(void) {
  541. return gFoc_Ctrl.userLim.s_PhaseCurreBrkLim ;
  542. }
  543. float PMSM_FOC_GetVbusVoltage(void) {
  544. return gFoc_Ctrl.in.s_vDC;
  545. }
  546. float PMSM_FOC_GetVbusCurrent(void) {
  547. return gFoc_Ctrl.out.s_FilteriDC;
  548. }
  549. DQ_t* PMSM_FOC_GetDQCurrent(void) {
  550. return &gFoc_Ctrl.out.s_RealIdq;
  551. }
  552. bool PMSM_FOC_SetCtrlMode(u8 mode) {
  553. if (mode > CTRL_MODE_CURRENT_BRK) {
  554. PMSM_FOC_SetErrCode(FOC_Param_Err);
  555. return false;
  556. }
  557. gFoc_Ctrl.in.n_ctlMode = mode;
  558. return true;
  559. }
  560. u8 PMSM_FOC_GetCtrlMode(void) {
  561. return gFoc_Ctrl.in.n_ctlMode;
  562. }
  563. void PMSM_FOC_PhaseCurrLim(float lim) {
  564. if (lim > gFoc_Ctrl.hwLim.s_PhaseCurrMax) {
  565. lim = gFoc_Ctrl.hwLim.s_PhaseCurrMax;
  566. }
  567. gFoc_Ctrl.userLim.s_PhaseCurrLim = lim;
  568. if (lim <= gFoc_Ctrl.protLim.s_PhaseCurrLim) {
  569. eRamp_set_step_target(&gFoc_Ctrl.userLim.phaseCurrLimRamp, lim, CONFIG_eCTRL_STEP_TS);
  570. }
  571. }
  572. float PMSM_FOC_GetPhaseCurrLim(void) {
  573. return gFoc_Ctrl.userLim.s_PhaseCurrLim;
  574. }
  575. void PMSM_FOC_SetOpenVdq(float vd, float vq) {
  576. FOC_Set_vDqRamp(&gFoc_Ctrl.vdq_ctl[0], vd);
  577. FOC_Set_vDqRamp(&gFoc_Ctrl.vdq_ctl[1], vq);
  578. }
  579. bool PMSM_FOC_EnableCruise(bool enable) {
  580. if (enable != gFoc_Ctrl.in.b_cruiseEna) {
  581. float motSpd = PMSM_FOC_GetSpeed();
  582. if (enable && (motSpd < CONFIG_MIN_CRUISE_RPM)) { //
  583. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  584. return false;
  585. }
  586. eRamp_init_target(&gFoc_Ctrl.in.cruiseRpmRamp, motSpd, CONFIG_ACC_TIME, CONFIG_DEC_TIME);
  587. gFoc_Ctrl.in.s_cruiseRPM = motSpd;
  588. gFoc_Ctrl.in.b_cruiseEna = enable;
  589. }
  590. return true;
  591. }
  592. bool PMSM_FOC_Is_CruiseEnabled(void) {
  593. return (gFoc_Ctrl.in.b_cruiseEna && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD));
  594. }
  595. bool PMSM_FOC_Set_Speed(float rpm) {
  596. if (gFoc_Ctrl.in.b_cruiseEna) {
  597. return false;
  598. }
  599. eCtrl_set_TgtSpeed(min(ABS(rpm), gFoc_Ctrl.userLim.s_motRPMLim)*SIGN(rpm));
  600. return true;
  601. }
  602. #if 0
  603. bool PMSM_FOC_Set_epmMode(bool epm) {
  604. if (epm && !gFoc_Ctrl.in.b_motEnable) {
  605. PMSM_FOC_SetErrCode(FOC_NotAllowed);
  606. return false;
  607. }
  608. if (gFoc_Ctrl.in.b_epmMode != epm) {
  609. if (PMSM_FOC_GetSpeed() != 0.0f) {
  610. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  611. return false;
  612. }
  613. gFoc_Ctrl.in.epmDirection = EPM_Dir_None;
  614. gFoc_Ctrl.in.b_epmMode = epm;
  615. if (epm) {
  616. PMSM_FOC_SpeedLimit(nv_get_foc_params()->s_maxEpmRPM);
  617. eCtrl_set_TgtSpeed(0);
  618. PMSM_FOC_SetCtrlMode(CTRL_MODE_SPD);
  619. }else {
  620. PMSM_FOC_SetCtrlMode(CTRL_MODE_TRQ);
  621. PMSM_FOC_SpeedLimit(nv_get_foc_params()->s_maxRPM);
  622. }
  623. }
  624. return true;
  625. }
  626. bool PMSM_FOC_Start_epmMove(bool move, EPM_Dir_t dir) {
  627. if (!gFoc_Ctrl.in.b_epmMode) {
  628. return false;
  629. }
  630. if (move) {
  631. if (gFoc_Ctrl.in.epmDirection != EPM_Dir_None) {
  632. return false;
  633. }
  634. gFoc_Ctrl.in.epmDirection = dir;
  635. }else {
  636. gFoc_Ctrl.in.epmDirection = EPM_Dir_None;
  637. }
  638. return true;
  639. }
  640. EPM_Dir_t PMSM_FOC_Get_epmDir(void) {
  641. return gFoc_Ctrl.in.epmDirection;
  642. }
  643. #endif
  644. bool PMSM_FOC_Set_Current(float is) {
  645. if (is > gFoc_Ctrl.userLim.s_PhaseCurrLim) {
  646. is = gFoc_Ctrl.userLim.s_PhaseCurrLim;
  647. }else if (is < -gFoc_Ctrl.userLim.s_PhaseCurrLim) {
  648. is = -gFoc_Ctrl.userLim.s_PhaseCurrLim;
  649. }
  650. eCtrl_set_TgtCurrent(is);
  651. return true;
  652. }
  653. bool PMSM_FOC_Set_Torque(float trq) {
  654. if (trq > gFoc_Ctrl.userLim.s_torqueLim) {
  655. trq = gFoc_Ctrl.userLim.s_torqueLim;
  656. }else if (trq < -gFoc_Ctrl.userLim.s_torqueLim) {
  657. trq = -gFoc_Ctrl.userLim.s_torqueLim;
  658. }
  659. eCtrl_set_TgtTorque(trq);
  660. return true;
  661. }
  662. bool PMSM_FOC_Set_CruiseSpeed(float rpm) {
  663. if (PMSM_FOC_Is_CruiseEnabled()) {
  664. if (rpm < CONFIG_MIN_CRUISE_RPM) {
  665. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  666. return false;
  667. }
  668. gFoc_Ctrl.in.s_cruiseRPM = min(ABS(rpm), gFoc_Ctrl.userLim.s_motRPMLim)*SIGN(rpm);
  669. eRamp_set_step_target(&gFoc_Ctrl.in.cruiseRpmRamp, gFoc_Ctrl.in.s_cruiseRPM, CONFIG_eCTRL_STEP_TS);
  670. return true;
  671. }
  672. PMSM_FOC_SetErrCode(FOC_NotCruiseMode);
  673. return false;
  674. }
  675. void PMSM_FOC_MTPA_Calibrate(bool enable) {
  676. if (enable) {
  677. gFoc_Ctrl.in.b_MTPA_calibrate = true;
  678. gFoc_Ctrl.in.s_manualAngle = 0;
  679. }else {
  680. gFoc_Ctrl.in.s_manualAngle = INVALID_ANGLE;
  681. gFoc_Ctrl.in.b_MTPA_calibrate = false;
  682. }
  683. }
  684. void PMSM_FOC_Set_Angle(float angle) {
  685. gFoc_Ctrl.in.s_manualAngle = (angle);
  686. }
  687. void PMSM_FOC_Get_TgtIDQ(DQ_t * dq) {
  688. dq->d = gFoc_Ctrl.in.s_targetIdq.d;
  689. dq->q = gFoc_Ctrl.in.s_targetIdq.q;
  690. }
  691. float PMSM_FOC_GetSpeed(void) {
  692. return gFoc_Ctrl.in.s_motRPM;
  693. }
  694. void PMSM_FOC_AutoHold(bool lock) {
  695. if (gFoc_Ctrl.in.b_AutoHold != lock) {
  696. motor_encoder_lock_pos(lock);
  697. PI_Controller_Reset(gFoc_Ctrl.pi_lock, 0);
  698. if (!lock) {
  699. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) {
  700. PI_Controller_Reset(gFoc_Ctrl.pi_torque, gFoc_Ctrl.in.s_targetTorque);
  701. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD) {
  702. PI_Controller_Reset(gFoc_Ctrl.pi_speed, gFoc_Ctrl.in.s_targetTorque);
  703. }
  704. }
  705. gFoc_Ctrl.in.b_AutoHold = lock;
  706. }
  707. }
  708. bool PMSM_FOC_AutoHoldding(void) {
  709. return gFoc_Ctrl.in.b_AutoHold;
  710. }
  711. static PI_Controller *_pid(u8 id) {
  712. PI_Controller *pi = NULL;
  713. if (id == PID_D_id) {
  714. pi = gFoc_Ctrl.pi_id;
  715. }else if (id == PID_Q_id) {
  716. pi = gFoc_Ctrl.pi_iq;
  717. }else if (id == PID_TRQ_id) {
  718. pi = gFoc_Ctrl.pi_torque;
  719. }else if (id == PID_Spd_id) {
  720. pi = gFoc_Ctrl.pi_speed;
  721. }
  722. return pi;
  723. }
  724. void PMSM_FOC_SetPid(u8 id, float kp, float ki, float kb) {
  725. if (id > PID_Max_id) {
  726. return;
  727. }
  728. PI_Controller *pi = _pid(id);
  729. if (pi != NULL) {
  730. pi->kp = kp;
  731. pi->ki = ki;
  732. pi->kb = kb;
  733. }
  734. }
  735. void PMSM_FOC_GetPid(u8 id, float *kp, float *ki, float *kb) {
  736. if (id > PID_Max_id) {
  737. return;
  738. }
  739. PI_Controller *pi = _pid(id);
  740. if (pi != NULL) {
  741. *kp = pi->kp;
  742. *ki = pi->ki;
  743. *kb = pi->kb;
  744. }
  745. }
  746. void PMSM_FOC_SetErrCode(u8 error) {
  747. if (gFoc_Ctrl.out.n_Error != error) {
  748. gFoc_Ctrl.out.n_Error = error;
  749. }
  750. }
  751. u8 PMSM_FOC_GetErrCode(void) {
  752. return gFoc_Ctrl.out.n_Error;
  753. }
  754. void PMSM_FOC_SetCriticalError(u8 err) {
  755. gFoc_Ctrl.out.n_CritiCalErrMask |= (1u << err);
  756. }
  757. void PMSM_FOC_ClrCriticalError(u8 err) {
  758. gFoc_Ctrl.out.n_CritiCalErrMask &= ~(1u << err);
  759. }
  760. u32 PMSM_FOC_GetCriticalError(void) {
  761. return gFoc_Ctrl.out.n_CritiCalErrMask;
  762. }
  763. void PMSM_FOC_Set_PlotType(Plot_t t) {
  764. gFoc_Ctrl.plot_type = t;
  765. }
  766. //获取母线电流
  767. float PMSM_FOC_Calc_iDC(void) {
  768. float vd = gFoc_Ctrl.out.s_OutVdq.d;
  769. float vq = gFoc_Ctrl.out.s_OutVdq.q;
  770. #ifdef NO_SAMPLE_IDC
  771. LowPass_Filter(gFoc_Ctrl.out.s_FilterIdq.d, gFoc_Ctrl.out.s_RealIdq.d, 0.01f);
  772. LowPass_Filter(gFoc_Ctrl.out.s_FilterIdq.q, gFoc_Ctrl.out.s_RealIdq.q, 0.01f);
  773. #endif
  774. float id = gFoc_Ctrl.out.s_FilterIdq.d;
  775. float iq = gFoc_Ctrl.out.s_FilterIdq.q;
  776. /*
  777. 根据公式(等幅值变换,功率不等):
  778. iDC x vDC = 2/3(iq x vq + id x vd);
  779. */
  780. float m_pow = (vd * id + vq * iq); //s32q10
  781. float raw_idc = m_pow / gFoc_Ctrl.in.s_vDC;// * 1.5f * 0.66f; //s16q5
  782. LowPass_Filter(gFoc_Ctrl.out.s_FilteriDC, raw_idc, 0.01f);
  783. return gFoc_Ctrl.out.s_FilteriDC;
  784. }
  785. void PMSM_FOC_Brake(bool brake) {
  786. gFoc_Ctrl.in.b_eBrake = brake;
  787. if (gFoc_Ctrl.in.b_eBrake & gFoc_Ctrl.in.b_cruiseEna) {
  788. gFoc_Ctrl.in.b_cruiseEna = false;
  789. }
  790. eCtrl_brake_signal(brake);
  791. }