PMSM_FOC_Core.c 40 KB

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  1. #include "arm_math.h"
  2. #include "PMSM_FOC_Core.h"
  3. #include "foc/foc_config.h"
  4. #include "foc/mc_config.h"
  5. #include "foc/motor/motor_param.h"
  6. #include "foc/core/e_ctrl.h"
  7. #include "foc/core/etcs.h"
  8. #include "math/fix_math.h"
  9. #include "math/fast_math.h"
  10. #include "foc/motor/current.h"
  11. #include "foc/motor/motor.h"
  12. #include "foc/core/svpwm.h"
  13. #include "foc/core/thro_torque.h"
  14. #include "foc/core/foc_observer.h"
  15. #include "foc/core/F_Calc.h"
  16. #include "foc/samples.h"
  17. #include "foc/limit.h"
  18. #include "foc/mc_error.h"
  19. #include "app/nv_storage.h"
  20. #include "bsp/bsp_driver.h"
  21. #include "libs/logger.h"
  22. #include "math/fir.h"
  23. #define _DEBUG(fmt, args...) sys_debug(fmt, ##args)
  24. PMSM_FOC_Ctrl gFoc_Ctrl;
  25. static bool g_focinit = false;
  26. static __INLINE void RevPark(DQ_t *dq, float angle, AB_t *alpha_beta) {
  27. float c,s;
  28. #if 0
  29. SinCos_Lut(angle, &s, &c);
  30. #else
  31. s = gFoc_Ctrl.out.sin;
  32. c = gFoc_Ctrl.out.cos;
  33. #endif
  34. alpha_beta->a = dq->d * c - dq->q * s;
  35. alpha_beta->b = dq->d * s + dq->q * c;
  36. }
  37. static __INLINE void RevClark(AB_t *alpha_beta, float *ABC){
  38. ABC[0] = alpha_beta->a;
  39. ABC[1] = -alpha_beta->a * 0.5f + alpha_beta->b * SQRT3_BY_2;
  40. ABC[2] = -alpha_beta->a * 0.5f - alpha_beta->b * SQRT3_BY_2;
  41. }
  42. static __INLINE void Clark(float A, float B, float C, AB_t *alpha_beta){
  43. alpha_beta->a = A;
  44. alpha_beta->b = ONE_BY_SQRT3 * (B - C);
  45. }
  46. static __INLINE void Park(AB_t *alpha_beta, float angle, DQ_t *dq) {
  47. float c,s;
  48. #if 0
  49. SinCos_Lut(angle, &s, &c);
  50. #else
  51. s = gFoc_Ctrl.out.sin;
  52. c = gFoc_Ctrl.out.cos;
  53. #endif
  54. dq->d = alpha_beta->a * c + alpha_beta->b * s;
  55. dq->q = -alpha_beta->a * s + alpha_beta->b * c;
  56. }
  57. void PMSM_FOC_ABC2Dq(float a, float b, float c, float *d, float *q) {
  58. AB_t ab;
  59. DQ_t dq;
  60. Clark(a, b, c, &ab);
  61. Park(&ab, 0, &dq);
  62. *d = dq.d;
  63. *q = dq.q;
  64. }
  65. static __INLINE void FOC_Set_DqRamp(dq_Rctrl *c, float target, int time) {
  66. float cp = c->s_Cp;
  67. c->s_FinalTgt = target;
  68. c->s_Step = (c->s_FinalTgt - cp) / (float)time;
  69. }
  70. static __INLINE float FOC_Get_DqRamp(dq_Rctrl *c) {
  71. if (++c->n_StepCount == c->n_CtrlCount) {
  72. c->s_Cp += c->s_Step;
  73. if (c->s_Step < 0) {
  74. if (c->s_Cp < c->s_FinalTgt) {
  75. c->s_Cp = c->s_FinalTgt;
  76. }
  77. }else {
  78. if (c->s_Cp > c->s_FinalTgt) {
  79. c->s_Cp = c->s_FinalTgt;
  80. }
  81. }
  82. c->n_StepCount = 0;
  83. }
  84. return c->s_Cp;
  85. }
  86. static __INLINE void FOC_DqRamp_init(dq_Rctrl *c, int count) {
  87. c->n_CtrlCount = count;
  88. c->n_StepCount = 0;
  89. c->s_Cp = 0;
  90. c->s_FinalTgt = 0;
  91. c->s_Step = 0;
  92. }
  93. static __INLINE void FOC_Set_iDqRamp(dq_Rctrl *c, float target) {
  94. FOC_Set_DqRamp(c, target, (/*CONFIG_IDQ_CTRL_TS/CONFIG_SPD_CTRL_TS - 1*/CURRENT_LOOP_RAMP_COUNT));
  95. }
  96. static __INLINE void FOC_Set_vDqRamp(dq_Rctrl *c, float target) {
  97. FOC_Set_DqRamp(c, target, (CONFIG_FOC_VDQ_RAMP_FINAL_TIME/1000*((CONFIG_IDQ_CTRL_TS/CONFIG_FOC_VDQ_RAMP_TS))));
  98. }
  99. static void PMSM_FOC_Reset_PID(void) {
  100. PI_Controller_Reset(&gFoc_Ctrl.pi_id, 0);
  101. PI_Controller_Reset(&gFoc_Ctrl.pi_iq, 0);
  102. PI_Controller_Reset(&gFoc_Ctrl.pi_lock, 0);
  103. PI_Controller_Reset(&gFoc_Ctrl.pi_power, 0);
  104. #ifdef CONFIG_SPEED_LADRC
  105. ladrc_reset(&gFoc_Ctrl.vel_lim_adrc, 0, 0);
  106. ladrc_reset(&gFoc_Ctrl.vel_adrc, 0, 0);
  107. #else
  108. PI_Controller_Reset(&gFoc_Ctrl.pi_vel, 0);
  109. PI_Controller_Reset(&gFoc_Ctrl.pi_vel_lim, 0);
  110. #endif
  111. }
  112. static void PMSM_FOC_Conf_PID(void) {
  113. float slow_ctrl_ts = (1.0f/(float)CONFIG_SPD_CTRL_TS);
  114. gFoc_Ctrl.pi_id.kp = mc_conf()->c.pid[PID_ID_ID].kp;
  115. gFoc_Ctrl.pi_id.ki = mc_conf()->c.pid[PID_ID_ID].ki;
  116. gFoc_Ctrl.pi_id.kd = mc_conf()->c.pid[PID_ID_ID].kd;
  117. gFoc_Ctrl.pi_id.DT = (1.0f/(float)CONFIG_IDQ_CTRL_TS);
  118. gFoc_Ctrl.pi_iq.kp = mc_conf()->c.pid[PID_IQ_ID].kp;
  119. gFoc_Ctrl.pi_iq.ki = mc_conf()->c.pid[PID_IQ_ID].ki;
  120. gFoc_Ctrl.pi_iq.kd = mc_conf()->c.pid[PID_IQ_ID].kd;
  121. gFoc_Ctrl.pi_iq.DT = (1.0f/(float)CONFIG_IDQ_CTRL_TS);
  122. gFoc_Ctrl.pi_power.kp = mc_conf()->c.pid[PID_IDCLim_ID].kp;
  123. gFoc_Ctrl.pi_power.ki = mc_conf()->c.pid[PID_IDCLim_ID].ki;
  124. gFoc_Ctrl.pi_power.kd = mc_conf()->c.pid[PID_IDCLim_ID].kd;
  125. gFoc_Ctrl.pi_power.DT = slow_ctrl_ts;
  126. gFoc_Ctrl.pi_lock.kp = mc_conf()->c.pid[PID_AutoHold_ID].kp;
  127. gFoc_Ctrl.pi_lock.ki = mc_conf()->c.pid[PID_AutoHold_ID].ki;
  128. gFoc_Ctrl.pi_lock.kd = mc_conf()->c.pid[PID_AutoHold_ID].kd;
  129. gFoc_Ctrl.pi_lock.DT = slow_ctrl_ts;
  130. #ifdef CONFIG_SPEED_LADRC
  131. ladrc_init(&gFoc_Ctrl.vel_lim_adrc, slow_ctrl_ts, nv_get_foc_params()->f_adrc_vel_lim_Wo, nv_get_foc_params()->f_adrc_vel_lim_Wcv, nv_get_foc_params()->f_adrc_vel_lim_B0);
  132. ladrc_init(&gFoc_Ctrl.vel_adrc, slow_ctrl_ts, nv_get_foc_params()->f_adrc_vel_Wo, nv_get_foc_params()->f_adrc_vel_Wcv, nv_get_foc_params()->f_adrc_vel_B0);
  133. #else
  134. gFoc_Ctrl.pi_vel_lim.kp = mc_conf()->c.pid[PID_VelLim_ID].kp;
  135. gFoc_Ctrl.pi_vel_lim.ki = mc_conf()->c.pid[PID_VelLim_ID].ki;
  136. gFoc_Ctrl.pi_vel_lim.kd = mc_conf()->c.pid[PID_VelLim_ID].kd;
  137. gFoc_Ctrl.pi_vel_lim.DT = slow_ctrl_ts;
  138. gFoc_Ctrl.pi_vel.kp = mc_conf()->c.pid[PID_Vel_ID].kp;
  139. gFoc_Ctrl.pi_vel.ki = mc_conf()->c.pid[PID_Vel_ID].ki;
  140. gFoc_Ctrl.pi_vel.kd = mc_conf()->c.pid[PID_Vel_ID].kd;
  141. gFoc_Ctrl.pi_vel.DT = slow_ctrl_ts;
  142. #endif
  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(mc_conf()->c.max_idc, gFoc_Ctrl.hwLim.s_iDCMax);
  147. gFoc_Ctrl.userLim.s_motRPMLim = min(mc_conf()->c.max_rpm, gFoc_Ctrl.hwLim.s_motRPMMax);
  148. gFoc_Ctrl.userLim.s_torqueLim = mc_conf()->c.max_torque;//MAX_TORQUE;
  149. gFoc_Ctrl.userLim.s_PhaseCurrLim = min(mc_conf()->c.max_phase_curr, gFoc_Ctrl.hwLim.s_PhaseCurrMax);
  150. gFoc_Ctrl.userLim.s_vDCMaxLim = mc_conf()->c.max_dc_vol;
  151. gFoc_Ctrl.userLim.s_vDCMinLim = mc_conf()->c.min_dc_vol;
  152. gFoc_Ctrl.userLim.s_iDCeBrkLim = 0xFF;
  153. gFoc_Ctrl.userLim.s_PhaseVoleBrkLim = gFoc_Ctrl.hwLim.s_PhaseVolMax;
  154. }
  155. void PMSM_FOC_RT_LimInit(void) {
  156. gFoc_Ctrl.protLim.s_iDCLim = HW_LIMIT_NONE;
  157. gFoc_Ctrl.protLim.s_TorqueLim = HW_LIMIT_NONE;
  158. eRamp_init_target2(&gFoc_Ctrl.rtLim.rpmLimRamp, gFoc_Ctrl.userLim.s_motRPMLim, CONFIG_LIMIT_RAMP_TIME);
  159. eRamp_init_target2(&gFoc_Ctrl.rtLim.torqueLimRamp, gFoc_Ctrl.userLim.s_torqueLim, CONFIG_LIMIT_RAMP_TIME);
  160. eRamp_init_target2(&gFoc_Ctrl.rtLim.DCCurrLimRamp, gFoc_Ctrl.userLim.s_iDCLim, CONFIG_LIMIT_RAMP_TIME);
  161. }
  162. void PMSM_FOC_CoreInit(void) {
  163. PMSM_FOC_Conf_PID();
  164. memset(&gFoc_Ctrl.in, 0, sizeof(FOC_InP));
  165. memset(&gFoc_Ctrl.out, 0, sizeof(FOC_OutP));
  166. gFoc_Ctrl.hwLim.s_iDCMax = CONFIG_HW_MAX_DC_CURRENT;
  167. gFoc_Ctrl.hwLim.s_motRPMMax = CONFIG_HW_MAX_MOTOR_RPM;
  168. gFoc_Ctrl.hwLim.s_PhaseCurrMax = CONFIG_HW_MAX_PHASE_CURR;
  169. gFoc_Ctrl.hwLim.s_PhaseVolMax = CONFIG_HW_MAX_PHASE_VOL;
  170. gFoc_Ctrl.hwLim.s_vDCMax = CONFIG_HW_MAX_DC_VOLTAGE;
  171. gFoc_Ctrl.hwLim.s_torqueMax = mc_conf()->m.max_torque; //电机的最大扭矩
  172. gFoc_Ctrl.hwLim.s_FWDCurrMax = mc_conf()->m.max_fw_id; //电池能支持的最大弱磁电流
  173. if (!g_focinit) {
  174. PMSM_FOC_UserInit();
  175. PMSM_FOC_RT_LimInit();
  176. g_focinit = true;
  177. //_DEBUG("User Limit:\n");
  178. //_DEBUG("dc %f, rpm %f, torque %f, phase %f, vDCmax %f, vDCmin %f, ebrk %f\n", gFoc_Ctrl.userLim.s_iDCLim, gFoc_Ctrl.userLim.s_motRPMLim, gFoc_Ctrl.userLim.s_torqueLim,
  179. // gFoc_Ctrl.userLim.s_PhaseCurrLim, gFoc_Ctrl.userLim.s_vDCMaxLim, gFoc_Ctrl.userLim.s_vDCMinLim, gFoc_Ctrl.userLim.s_TorqueBrkLim);
  180. //_DEBUG("Hw Limit:\n");
  181. //_DEBUG("dc %f, rpm %f, torque %f, phase %f\n", gFoc_Ctrl.hwLim.s_iDCMax, gFoc_Ctrl.hwLim.s_motRPMMax, gFoc_Ctrl.hwLim.s_torqueMax, gFoc_Ctrl.hwLim.s_PhaseCurrMax);
  182. }
  183. gFoc_Ctrl.userLim.s_TorqueBrkLim = mc_get_ebrk_torque();
  184. gFoc_Ctrl.params.n_modulation = CONFIG_SVM_MODULATION;//SVM_Modulation;
  185. gFoc_Ctrl.params.n_poles = mc_conf()->m.poles;//MOTOR_POLES;
  186. gFoc_Ctrl.params.lq = mc_conf()->m.lq;
  187. gFoc_Ctrl.params.ld = mc_conf()->m.lq;
  188. gFoc_Ctrl.params.flux = mc_conf()->m.flux;
  189. gFoc_Ctrl.in.s_manualAngle = INVALID_ANGLE;
  190. gFoc_Ctrl.in.s_dqAngle = INVALID_ANGLE;
  191. gFoc_Ctrl.in.s_vDC = sample_vbus_raw();
  192. gFoc_Ctrl.in.s_angleLast = INVALID_ANGLE;
  193. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  194. gFoc_Ctrl.out.f_vdqRation = 0;
  195. eRamp_init_target2(&gFoc_Ctrl.in.cruiseRpmRamp, 0, CONFIG_CRUISE_RAMP_TIME);
  196. FOC_DqRamp_init(&gFoc_Ctrl.idq_ctl[0], 1);
  197. FOC_DqRamp_init(&gFoc_Ctrl.idq_ctl[1], 1);
  198. FOC_DqRamp_init(&gFoc_Ctrl.vdq_ctl[0], (CONFIG_FOC_VDQ_RAMP_TS));
  199. FOC_DqRamp_init(&gFoc_Ctrl.vdq_ctl[1], (CONFIG_FOC_VDQ_RAMP_TS));
  200. PMSM_FOC_Reset_PID();
  201. foc_observer_init();
  202. gFoc_Ctrl.plot_type = Plot_None;
  203. }
  204. #define CONFIG_PEAK_CNT 3 //计算经过的电周期内的最大值(peak 峰值)
  205. #define CONFIG_PHASE_UNBALANCE_THROLD 4.0F
  206. #define CONFIG_PHASE_UNBALANCE_R 0.1F
  207. static float phase_unbalance_r = 0.0f;
  208. static float phase_a_max, phase_b_max, phase_c_max;
  209. static u32 phase_unbalance_cnt;
  210. static __INLINE void PMSM_FOC_Phase_Unbalance(void) {
  211. static u32 _cycle_cnt = 0, _last_mod_cnt = 0;
  212. static float a_max = 0, b_max = 0, c_max = 0;
  213. static u32 _unbalance_cnt = 0;
  214. static u32 _unbalance_time = 0;
  215. float lowpass = gFoc_Ctrl.in.s_motVelRadusPers * FOC_CTRL_US / 2.0f;
  216. if (lowpass > 1.0f) {
  217. lowpass = 1.0f;
  218. }
  219. LowPass_Filter(gFoc_Ctrl.in.s_iABCFilter[0], gFoc_Ctrl.in.s_iABC[0], lowpass);
  220. LowPass_Filter(gFoc_Ctrl.in.s_iABCFilter[1], gFoc_Ctrl.in.s_iABC[1], lowpass);
  221. gFoc_Ctrl.in.s_iABCFilter[2] = -(gFoc_Ctrl.in.s_iABCFilter[0] + gFoc_Ctrl.in.s_iABCFilter[1]);
  222. if ((gFoc_Ctrl.in.s_angleLast == INVALID_ANGLE) || (gFoc_Ctrl.in.s_motVelRadusPers < 100)) {
  223. gFoc_Ctrl.in.s_angleLast = gFoc_Ctrl.in.s_motAngle;
  224. a_max = b_max = c_max = 0;
  225. _unbalance_cnt = 0;
  226. _unbalance_time = get_tick_ms();
  227. _cycle_cnt = 0;
  228. _last_mod_cnt = 0;
  229. phase_unbalance_r = 0;
  230. return;
  231. }
  232. float delta_angle = gFoc_Ctrl.in.s_motAngle - gFoc_Ctrl.in.s_angleLast;
  233. if (delta_angle > 200 || delta_angle < -200) { //one cycle
  234. _cycle_cnt ++;
  235. }
  236. gFoc_Ctrl.in.s_angleLast = gFoc_Ctrl.in.s_motAngle;
  237. u32 mod_cnt = _cycle_cnt % CONFIG_PEAK_CNT;
  238. bool trigger = false;
  239. if ((mod_cnt == 0) && (_last_mod_cnt != mod_cnt)) {
  240. trigger = true;
  241. }
  242. _last_mod_cnt = mod_cnt;
  243. a_max = MAX(a_max, gFoc_Ctrl.in.s_iABCFilter[0] * (2.2f));
  244. b_max = MAX(b_max, gFoc_Ctrl.in.s_iABCFilter[1] * (2.2f));
  245. c_max = MAX(c_max, gFoc_Ctrl.in.s_iABCFilter[2] * (2.2f));
  246. if (trigger) { //经过CONFIG_PEAK_CNT个周期,已经得到peak值
  247. float i_min = 1000.0f, i_max = 0;
  248. if (a_max > i_max) {
  249. i_max = a_max;
  250. }
  251. if (a_max < i_min) {
  252. i_min = a_max;
  253. }
  254. if (b_max > i_max) {
  255. i_max = b_max;
  256. }
  257. if (b_max < i_min) {
  258. i_min = b_max;
  259. }
  260. if (c_max > i_max) {
  261. i_max = c_max;
  262. }
  263. if (c_max < i_min) {
  264. i_min = c_max;
  265. }
  266. float unbalance_r = (i_max - i_min - CONFIG_PHASE_UNBALANCE_THROLD)/(i_max + 1e-8f);
  267. if (unbalance_r >= CONFIG_PHASE_UNBALANCE_R) {
  268. if ((_unbalance_cnt++ >= 500) || (get_delta_ms(_unbalance_time) >= 1000*10)) {
  269. if (mc_set_critical_error(FOC_CRIT_PHASE_UNBalance_Err)) {
  270. mc_crit_err_add(FOC_CRIT_PHASE_UNBalance_Err, (s16)i_max, (s16)i_min);
  271. }
  272. }
  273. }else {
  274. _unbalance_cnt = 0;
  275. _unbalance_time = get_tick_ms();
  276. }
  277. phase_unbalance_r = unbalance_r;
  278. phase_a_max = a_max;
  279. phase_b_max = b_max;
  280. phase_c_max = c_max;
  281. phase_unbalance_cnt = _unbalance_cnt;
  282. a_max = b_max = c_max = 0;
  283. }
  284. }
  285. /* 死区补偿 */
  286. static __INLINE void PMSM_FOC_DeadTime_Compensate(s32 PWM_Half_Period) {
  287. #ifdef CONFIG_START_LINE_DTC_CURRENT
  288. float deadTime = (float)CONFIG_HW_DeadTime/2.0f;
  289. s32 dutyDTCA = 0;
  290. s32 dutyDTCB = 0;
  291. s32 dutyDTCC = 0;
  292. float r, delta;
  293. float iabs = ABS(gFoc_Ctrl.in.s_iABC_DT[0]);
  294. if (iabs > CONFIG_START_LINE_DTC_CURRENT) {
  295. delta = iabs - CONFIG_START_LINE_DTC_CURRENT;
  296. r = delta / (CONFIG_END_LINE_DTC_CURRENT - CONFIG_START_LINE_DTC_CURRENT);
  297. if (r > 1.0f) {
  298. r = 1.0f;
  299. }
  300. if (gFoc_Ctrl.in.s_iABC_DT[0] < 0) {
  301. r = -r;
  302. }
  303. dutyDTCA = (s32)(r * deadTime);
  304. }
  305. iabs = ABS(gFoc_Ctrl.in.s_iABC_DT[1]);
  306. if (iabs > CONFIG_START_LINE_DTC_CURRENT) {
  307. delta = iabs - CONFIG_START_LINE_DTC_CURRENT;
  308. r = delta / (CONFIG_END_LINE_DTC_CURRENT - CONFIG_START_LINE_DTC_CURRENT);
  309. if (r > 1.0f) {
  310. r = 1.0f;
  311. }
  312. if (gFoc_Ctrl.in.s_iABC_DT[1] < 0) {
  313. r = -r;
  314. }
  315. dutyDTCB = (s32)(r * deadTime);
  316. }
  317. iabs = ABS(gFoc_Ctrl.in.s_iABC_DT[2]);
  318. if (iabs > CONFIG_START_LINE_DTC_CURRENT) {
  319. delta = iabs - CONFIG_START_LINE_DTC_CURRENT;
  320. r = delta / (CONFIG_END_LINE_DTC_CURRENT - CONFIG_START_LINE_DTC_CURRENT);
  321. if (r > 1.0f) {
  322. r = 1.0f;
  323. }
  324. if (gFoc_Ctrl.in.s_iABC_DT[2] < 0) {
  325. r = -r;
  326. }
  327. dutyDTCC = (s32)(r * deadTime);
  328. }
  329. s32 dutyA = (s32)gFoc_Ctrl.out.n_Duty[0] + dutyDTCA;
  330. s32 dutyB = (s32)gFoc_Ctrl.out.n_Duty[1] + dutyDTCB;
  331. s32 dutyC = (s32)gFoc_Ctrl.out.n_Duty[2] + dutyDTCC;
  332. gFoc_Ctrl.out.n_Duty[0] = sclamp(dutyA, 0, PWM_Half_Period);
  333. gFoc_Ctrl.out.n_Duty[1] = sclamp(dutyB, 0, PWM_Half_Period);
  334. gFoc_Ctrl.out.n_Duty[2] = sclamp(dutyC, 0, PWM_Half_Period);
  335. #endif
  336. }
  337. static __INLINE void Phase_Voltage_update(float lowpass) {
  338. float v_ABC[3];
  339. get_uvw_phases_raw(v_ABC);
  340. LowPass_Filter(gFoc_Ctrl.in.s_SamplePhaseV[0], v_ABC[0], lowpass);
  341. LowPass_Filter(gFoc_Ctrl.in.s_SamplePhaseV[1], v_ABC[1], lowpass);
  342. LowPass_Filter(gFoc_Ctrl.in.s_SamplePhaseV[2], v_ABC[2], lowpass);
  343. /* phase voltage = phase-phase voltage / sqrt(3), 1.4是滤波器幅值补偿系数 */
  344. float phase_vAN = (gFoc_Ctrl.in.s_SamplePhaseV[0] - gFoc_Ctrl.in.s_SamplePhaseV[1]) * ONE_BY_SQRT3 * 1.4f;
  345. float phase_vBN = (gFoc_Ctrl.in.s_SamplePhaseV[1] - gFoc_Ctrl.in.s_SamplePhaseV[2]) * ONE_BY_SQRT3 * 1.4f;
  346. float phase_vCN = (gFoc_Ctrl.in.s_SamplePhaseV[2] - gFoc_Ctrl.in.s_SamplePhaseV[0]) * ONE_BY_SQRT3 * 1.4f;
  347. Clark(phase_vAN, phase_vBN, phase_vCN, &gFoc_Ctrl.out.s_SampleAB);
  348. Park(&gFoc_Ctrl.out.s_SampleAB, gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.s_SamplevDQ);
  349. }
  350. //#define UPDATE_Lq_By_iq /* Q轴电感 通过Iq电流补偿 */
  351. #define CONFIG_Volvec_Delay_Comp /* 电压矢量角度补偿 */
  352. #define CONFIG_Volvec_Delay_Comp_Start_Vel 500 // rpm
  353. static float encoder_angle,obser_angle, obser_vel = 111111;
  354. static __INLINE bool PMSM_FOC_Update_Input(void) {
  355. AB_t iAB;
  356. float *iabc = gFoc_Ctrl.in.s_iABC;
  357. phase_current_get(iabc);
  358. Clark(iabc[0], iabc[1], iabc[2], &iAB);
  359. foc_observer_update(gFoc_Ctrl.out.s_OutVAB.a * TWO_BY_THREE, gFoc_Ctrl.out.s_OutVAB.b * TWO_BY_THREE, iAB.a, iAB.b);
  360. float enc_angle = motor_encoder_get_angle();
  361. float enc_vel = motor_encoder_get_speed();
  362. if (!foc_observer_diagnostic(enc_angle, enc_vel)){
  363. /* detect encoder angle error, do something here */
  364. if (!foc_observer_sensorless_stable()) {
  365. gFoc_Ctrl.in.s_motVelocity = 0;
  366. return false;
  367. }
  368. if (obser_vel == 111111) {
  369. obser_vel = foc_observer_sensorless_speed();
  370. obser_angle = foc_observer_sensorless_angle();
  371. encoder_angle = enc_angle;
  372. }
  373. enc_angle = foc_observer_sensorless_angle();
  374. enc_vel = foc_observer_sensorless_speed();
  375. }
  376. if (!gFoc_Ctrl.in.b_MTPA_calibrate && (gFoc_Ctrl.in.s_manualAngle != INVALID_ANGLE)) {
  377. gFoc_Ctrl.in.s_motAngle = gFoc_Ctrl.in.s_manualAngle;
  378. }else {
  379. gFoc_Ctrl.in.s_motAngle = enc_angle;
  380. }
  381. gFoc_Ctrl.in.s_motVelocity = enc_vel;
  382. LowPass_Filter(gFoc_Ctrl.in.s_motVelocityFiltered, gFoc_Ctrl.in.s_motVelocity, 0.01f);
  383. gFoc_Ctrl.in.s_motVelRadusPers = gFoc_Ctrl.in.s_motVelocityFiltered / 30.0f * PI * gFoc_Ctrl.params.n_poles;
  384. PMSM_FOC_Phase_Unbalance();
  385. #ifdef CONFIG_DQ_STEP_RESPONSE
  386. gFoc_Ctrl.in.s_motAngle = 0;
  387. #endif
  388. gFoc_Ctrl.in.s_vDC = get_vbus_float();
  389. SinCos_Lut(gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.sin, &gFoc_Ctrl.out.cos);
  390. Park(&iAB, gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.s_RealIdq);
  391. float lowpass = gFoc_Ctrl.in.s_motVelRadusPers * FOC_CTRL_US;
  392. float iqLowPass = lowpass * 2.0f;
  393. if (iqLowPass > 1.0f) {
  394. iqLowPass = 1.0f;
  395. }else if (iqLowPass <= 0.0001f) {
  396. iqLowPass = 0.001f;
  397. }
  398. LowPass_Filter(gFoc_Ctrl.out.s_FilterIdq.d, gFoc_Ctrl.out.s_RealIdq.d, iqLowPass);
  399. LowPass_Filter(gFoc_Ctrl.out.s_FilterIdq.q, gFoc_Ctrl.out.s_RealIdq.q, iqLowPass);
  400. /* 使用低通后的dq电流重新变换得到abc电流,给死区补偿使用 */
  401. RevPark(&gFoc_Ctrl.out.s_FilterIdq, gFoc_Ctrl.in.s_motAngle, &iAB);
  402. RevClark(&iAB, gFoc_Ctrl.in.s_iABC_DT);
  403. Phase_Voltage_update(lowpass);
  404. #ifdef CONFIG_START_LINE_DTC_CURRENT
  405. gFoc_Ctrl.out.s_OutVdqDTC.d = 0;
  406. gFoc_Ctrl.out.s_OutVdqDTC.q = 0;
  407. #else
  408. AB_t vAB;
  409. vAB.a = (1.0f / 3.0f) * (2.0f * SIGN(gFoc_Ctrl.in.s_iABC_DT[0]) - SIGN(gFoc_Ctrl.in.s_iABC_DT[1]) - SIGN(gFoc_Ctrl.in.s_iABC_DT[2]));
  410. vAB.b = ONE_BY_SQRT3 * (SIGN(gFoc_Ctrl.in.s_iABC_DT[1]) - SIGN(gFoc_Ctrl.in.s_iABC_DT[2]));
  411. float dtc = ((float)CONFIG_HW_DeadTime/(float)FOC_PWM_Half_Period) * gFoc_Ctrl.in.s_vDC;
  412. vAB.a = vAB.a * dtc;
  413. vAB.b = vAB.b * dtc;
  414. Park(&vAB, gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.s_OutVdqDTC); //used for vbus current calc
  415. #endif
  416. #ifdef CONFIG_Volvec_Delay_Comp
  417. if (gFoc_Ctrl.in.s_motVelocityFiltered >= CONFIG_Volvec_Delay_Comp_Start_Vel) {
  418. float next_angle = gFoc_Ctrl.in.s_motAngle + gFoc_Ctrl.in.s_motVelRadusPers / PI * 180.0f * (FOC_CTRL_US * 0.8f);
  419. rand_angle(next_angle);
  420. SinCos_Lut(next_angle, &gFoc_Ctrl.out.sin, &gFoc_Ctrl.out.cos);
  421. }
  422. #endif
  423. return true;
  424. }
  425. #ifdef CONFIG_DQ_STEP_RESPONSE
  426. float target_d = 0.0f;
  427. float target_q = 0.0f;
  428. #endif
  429. static __INLINE float id_feedforward(float eW) {
  430. #ifdef CONFIG_CURRENT_LOOP_DECOUPE
  431. return -(gFoc_Ctrl.params.lq * gFoc_Ctrl.out.s_RealIdq.q * eW);
  432. #else
  433. return 0;
  434. #endif
  435. }
  436. static __INLINE float iq_feedforward(float eW) {
  437. #ifdef CONFIG_CURRENT_LOOP_DECOUPE
  438. return (gFoc_Ctrl.params.ld * gFoc_Ctrl.out.s_RealIdq.d + gFoc_Ctrl.params.flux) * eW;
  439. #else
  440. return 0;
  441. #endif
  442. }
  443. bool PMSM_FOC_Schedule(void) {
  444. gFoc_Ctrl.ctrl_count++;
  445. if (!PMSM_FOC_Update_Input()){
  446. return false;
  447. }
  448. if (gFoc_Ctrl.out.n_RunMode != CTRL_MODE_OPEN) {
  449. float max_Vdc = gFoc_Ctrl.in.s_vDC * CONFIG_SVM_MODULATION;
  450. float max_vd = max_Vdc * SQRT3_BY_2;
  451. /* limiter Vd output for PI controller */
  452. gFoc_Ctrl.pi_id.max = max_vd;
  453. gFoc_Ctrl.pi_id.min = -max_vd;
  454. #ifndef CONFIG_DQ_STEP_RESPONSE
  455. float target_d = FOC_Get_DqRamp(&gFoc_Ctrl.idq_ctl[0]);
  456. #endif
  457. float err = target_d - gFoc_Ctrl.out.s_RealIdq.d;
  458. float id_ff = id_feedforward(gFoc_Ctrl.in.s_motVelRadusPers);
  459. gFoc_Ctrl.in.s_targetVdq.d = PI_Controller_Current(&gFoc_Ctrl.pi_id, err, id_ff);
  460. #ifdef UPDATE_Lq_By_iq
  461. /* update kp&ki from lq for iq PI controller */
  462. float lq = motor_get_lq_from_iq((s16)gFoc_Ctrl.out.s_FilterIdq.q);
  463. LowPass_Filter(gFoc_Ctrl.params.lq, lq, 0.01f);
  464. gFoc_Ctrl.pi_iq.kp = ((float)nv_get_foc_params()->n_currentBand * gFoc_Ctrl.params.lq);
  465. gFoc_Ctrl.pi_iq.ki = (nv_get_motor_params()->r/gFoc_Ctrl.params.lq);
  466. #endif
  467. /* limiter Vq output for PI controller */
  468. float max_vq = sqrtf(SQ(max_vd) - SQ(gFoc_Ctrl.in.s_targetVdq.d));
  469. gFoc_Ctrl.pi_iq.max = max_vq;
  470. gFoc_Ctrl.pi_iq.min = -max_vq;
  471. #ifndef CONFIG_DQ_STEP_RESPONSE
  472. float target_q = FOC_Get_DqRamp(&gFoc_Ctrl.idq_ctl[1]);
  473. #endif
  474. err = target_q - gFoc_Ctrl.out.s_RealIdq.q;
  475. float iq_ff = iq_feedforward(gFoc_Ctrl.in.s_motVelRadusPers);
  476. gFoc_Ctrl.in.s_targetVdq.q = PI_Controller_Current(&gFoc_Ctrl.pi_iq, err, iq_ff);
  477. }else {
  478. float max_Vdc = gFoc_Ctrl.in.s_vDC * CONFIG_SVM_MODULATION;
  479. float max_vd = max_Vdc * SQRT3_BY_2;
  480. float vd_ref = FOC_Get_DqRamp(&gFoc_Ctrl.vdq_ctl[0]);
  481. gFoc_Ctrl.in.s_targetVdq.d = fclamp(vd_ref, -max_vd, max_vd);
  482. float max_vq = sqrtf(SQ(max_vd) - SQ(gFoc_Ctrl.in.s_targetVdq.d));
  483. float vq_ref = FOC_Get_DqRamp(&gFoc_Ctrl.vdq_ctl[1]);
  484. gFoc_Ctrl.in.s_targetVdq.q = fclamp(vq_ref, -max_vq, max_vq);
  485. }
  486. gFoc_Ctrl.out.s_OutVdq.d = gFoc_Ctrl.in.s_targetVdq.d;
  487. gFoc_Ctrl.out.s_OutVdq.q = gFoc_Ctrl.in.s_targetVdq.q;
  488. RevPark(&gFoc_Ctrl.out.s_OutVdq, gFoc_Ctrl.in.s_motAngle, &gFoc_Ctrl.out.s_OutVAB);
  489. SVM_Duty_Fix(&gFoc_Ctrl.out.s_OutVAB, gFoc_Ctrl.in.s_vDC, FOC_PWM_Half_Period, &gFoc_Ctrl.out);
  490. PMSM_FOC_DeadTime_Compensate((s32)FOC_PWM_Half_Period);
  491. phase_current_point(&gFoc_Ctrl.out);
  492. pwm_update_duty(gFoc_Ctrl.out.n_Duty[0], gFoc_Ctrl.out.n_Duty[1], gFoc_Ctrl.out.n_Duty[2]);
  493. pwm_update_sample(gFoc_Ctrl.out.n_Sample1, gFoc_Ctrl.out.n_Sample2, gFoc_Ctrl.out.n_CPhases);
  494. return true;
  495. }
  496. void PMSM_FOC_LogDebug(void) {
  497. sys_debug("DC curr %f --- %f, %f\n", gFoc_Ctrl.out.s_CalciDC, gFoc_Ctrl.out.s_FilteriDC, gFoc_Ctrl.out.s_CalciDC2);
  498. sys_debug("%s\n", gFoc_Ctrl.out.empty_load?"NoLoad Running":"Load Runing");
  499. sys_debug("unbalance: %d, %f, %f, %f, %f\n", phase_unbalance_cnt, phase_unbalance_r, phase_a_max, phase_b_max, phase_c_max);
  500. if (obser_vel != 111111) {
  501. sys_debug("AB error: %f,%f,%f\n", obser_angle, encoder_angle, obser_vel);
  502. }
  503. }
  504. /*called in media task */
  505. u8 PMSM_FOC_CtrlMode(void) {
  506. u8 preMode = gFoc_Ctrl.out.n_RunMode;
  507. if (!gFoc_Ctrl.in.b_motEnable) {
  508. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  509. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_OPEN) {
  510. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_OPEN;
  511. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_SPD || gFoc_Ctrl.in.b_cruiseEna){
  512. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_SPD;
  513. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_CURRENT) {
  514. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_CURRENT;
  515. }else if (gFoc_Ctrl.in.n_ctlMode == CTRL_MODE_EBRAKE) {
  516. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_EBRAKE;
  517. }else {
  518. if (!gFoc_Ctrl.in.b_cruiseEna) {
  519. gFoc_Ctrl.out.n_RunMode = CTRL_MODE_TRQ;
  520. }
  521. }
  522. if (preMode != gFoc_Ctrl.out.n_RunMode) {
  523. if ((preMode == CTRL_MODE_SPD) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ)) {
  524. #ifdef CONFIG_SPEED_LADRC
  525. //ladrc_reset(&gFoc_Ctrl.vel_lim_adrc, gFoc_Ctrl.in.s_motVelocity, gFoc_Ctrl.in.s_targetTorque);
  526. ladrc_copy(&gFoc_Ctrl.vel_lim_adrc, &gFoc_Ctrl.vel_adrc);
  527. #else
  528. PI_Controller_Reset(&gFoc_Ctrl.pi_vel_lim, gFoc_Ctrl.in.s_targetTorque);
  529. #endif
  530. }else if ((preMode == CTRL_MODE_TRQ) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD)) {
  531. #ifdef CONFIG_SPEED_LADRC
  532. ladrc_copy(&gFoc_Ctrl.vel_adrc, &gFoc_Ctrl.vel_lim_adrc);
  533. #else
  534. PI_Controller_Reset(&gFoc_Ctrl.pi_vel, gFoc_Ctrl.in.s_targetTorque);
  535. #endif
  536. }else if ((preMode == CTRL_MODE_CURRENT) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ)) {
  537. #ifdef CONFIG_SPEED_LADRC
  538. ladrc_reset(&gFoc_Ctrl.vel_lim_adrc, gFoc_Ctrl.in.s_motVelocity, gFoc_Ctrl.in.s_targetTorque);
  539. #else
  540. PI_Controller_Reset(&gFoc_Ctrl.pi_vel_lim, gFoc_Ctrl.in.s_targetTorque);
  541. #endif
  542. }else if ((preMode != gFoc_Ctrl.out.n_RunMode) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_EBRAKE)) {
  543. eCtrl_reset_Torque(gFoc_Ctrl.in.s_targetTorque);
  544. eCtrl_set_TgtTorque(motor_get_ebreak_toruqe(gFoc_Ctrl.in.s_motVelocity));
  545. }else if ((preMode == CTRL_MODE_EBRAKE) && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD)) {
  546. #ifdef CONFIG_SPEED_LADRC
  547. ladrc_reset(&gFoc_Ctrl.vel_adrc, 0, F_get_air());
  548. #else
  549. PI_Controller_Reset(&gFoc_Ctrl.pi_vel, F_get_air());
  550. #endif
  551. }
  552. }
  553. return gFoc_Ctrl.out.n_RunMode;
  554. }
  555. #define RAMPE_1 CONFIG_RAMP_FIRST_TARGET
  556. #define NORMAL_STEP 3.0F
  557. static void crosszero_step_towards(float *value, float target) {
  558. static float no_cro_step = NORMAL_STEP;
  559. float v_now = *value;
  560. bool cross_zero = false;
  561. float high_ramp_torque = CONFIG_RAMP_SECOND_TARGET;
  562. if (target > 0) {
  563. if (v_now < -RAMPE_1) {
  564. step_towards(value, -RAMPE_1 + 0.001f, NORMAL_STEP);
  565. cross_zero = true;
  566. }else if (v_now >= -RAMPE_1 && v_now <= high_ramp_torque) {
  567. step_towards(value, target, 0.03f);
  568. cross_zero = true;
  569. }
  570. }else if (target == 0) {
  571. if (v_now > high_ramp_torque) {
  572. step_towards(value, high_ramp_torque - 0.001f, NORMAL_STEP);
  573. cross_zero = true;
  574. }else if (v_now >= RAMPE_1 && v_now <= high_ramp_torque) {
  575. step_towards(value, target, 0.03f);
  576. cross_zero = true;
  577. }
  578. }else {
  579. if (v_now > high_ramp_torque) {
  580. step_towards(value, high_ramp_torque - 0.001f, NORMAL_STEP);
  581. cross_zero = true;
  582. }else if (v_now >= -RAMPE_1 && v_now <= high_ramp_torque) {
  583. step_towards(value, target, 0.03f);
  584. cross_zero = true;
  585. }
  586. }
  587. if (!cross_zero) {
  588. step_towards(&no_cro_step, NORMAL_STEP, 0.1f);
  589. step_towards(value, target, no_cro_step);
  590. }else {
  591. no_cro_step = 0.5f;
  592. }
  593. }
  594. /* MPTA, 弱磁, 功率限制,主要是分配DQ轴电流 */
  595. static __INLINE float PMSM_FOC_Limit_iDC(float maxTrq) {
  596. #if 1
  597. gFoc_Ctrl.pi_power.max = maxTrq;
  598. float errRef = eRamp_get_intepolation(&gFoc_Ctrl.rtLim.DCCurrLimRamp) - (gFoc_Ctrl.out.s_FilteriDC);
  599. return PI_Controller_Run(&gFoc_Ctrl.pi_power, errRef);
  600. #else
  601. return maxTrq;
  602. #endif
  603. }
  604. static __INLINE float PMSM_FOC_Limit_Speed(float maxTrq) {
  605. #ifdef CONFIG_SPEED_LADRC
  606. float lim = eRamp_get_intepolation(&gFoc_Ctrl.rtLim.rpmLimRamp);
  607. ladrc_set_range(&gFoc_Ctrl.vel_lim_adrc, 0, maxTrq);
  608. return ladrc_run(&gFoc_Ctrl.vel_lim_adrc, lim, gFoc_Ctrl.in.s_motVelocity);
  609. #else
  610. gFoc_Ctrl.pi_vel_lim.max = maxTrq;
  611. gFoc_Ctrl.pi_vel_lim.min = 0;
  612. float err = eRamp_get_intepolation(&gFoc_Ctrl.rtLim.rpmLimRamp) - gFoc_Ctrl.in.s_motVelocity;
  613. return PI_Controller_RunVel(&gFoc_Ctrl.pi_vel_lim, err);
  614. #endif
  615. }
  616. static __INLINE void PMSM_FOC_idq_Assign(void) {
  617. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT) {
  618. if (gFoc_Ctrl.in.b_MTPA_calibrate && (gFoc_Ctrl.in.s_dqAngle != INVALID_ANGLE)) {
  619. float s, c;
  620. normal_sincosf(degree_2_pi(gFoc_Ctrl.in.s_dqAngle + 90.0f), &s, &c);
  621. gFoc_Ctrl.in.s_targetIdq.d = gFoc_Ctrl.in.s_targetCurrent * c;
  622. if (gFoc_Ctrl.in.s_targetIdq.d > gFoc_Ctrl.hwLim.s_FWDCurrMax) {
  623. gFoc_Ctrl.in.s_targetIdq.d = gFoc_Ctrl.hwLim.s_FWDCurrMax;
  624. }else if (gFoc_Ctrl.in.s_targetIdq.d < -gFoc_Ctrl.hwLim.s_FWDCurrMax) {
  625. gFoc_Ctrl.in.s_targetIdq.d = -gFoc_Ctrl.hwLim.s_FWDCurrMax;
  626. }
  627. gFoc_Ctrl.in.s_targetIdq.q = sqrtf(SQ(gFoc_Ctrl.in.s_targetCurrent) - SQ(gFoc_Ctrl.in.s_targetIdq.d));
  628. if (s < 0) {
  629. gFoc_Ctrl.in.s_targetIdq.q = -gFoc_Ctrl.in.s_targetIdq.q;
  630. }
  631. }else {
  632. gFoc_Ctrl.in.s_targetIdq.d = 0;
  633. gFoc_Ctrl.in.s_targetIdq.q = gFoc_Ctrl.in.s_targetCurrent;
  634. }
  635. }else if ((gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) || (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD) ||
  636. (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_EBRAKE)) {
  637. motor_mpta_fw_lookup(gFoc_Ctrl.in.s_motVelocity, gFoc_Ctrl.in.s_targetTorque, &gFoc_Ctrl.in.s_targetIdq);
  638. }
  639. u32 mask = cpu_enter_critical();
  640. FOC_Set_iDqRamp(&gFoc_Ctrl.idq_ctl[0], gFoc_Ctrl.in.s_targetIdq.d);
  641. FOC_Set_iDqRamp(&gFoc_Ctrl.idq_ctl[1], gFoc_Ctrl.in.s_targetIdq.q);
  642. cpu_exit_critical(mask);
  643. }
  644. /*called in media task */
  645. void PMSM_FOC_idqCalc(void) {
  646. if (gFoc_Ctrl.in.b_AutoHold) {
  647. float hold_torque = min(gFoc_Ctrl.protLim.s_TorqueLim, mc_conf()->c.max_autohold_torque);
  648. gFoc_Ctrl.pi_lock.max = hold_torque;
  649. gFoc_Ctrl.pi_lock.min = -hold_torque;
  650. float vel_count = motor_encoder_get_vel_count();
  651. float errRef = 0 - vel_count;
  652. gFoc_Ctrl.in.s_targetTorque = PI_Controller_Run(&gFoc_Ctrl.pi_lock ,errRef);
  653. PMSM_FOC_idq_Assign();
  654. return;
  655. }
  656. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT) {
  657. gFoc_Ctrl.in.s_targetCurrent = eCtrl_get_RefCurrent();
  658. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_EBRAKE) {
  659. float maxTrq = eCtrl_get_RefTorque();
  660. if (eCtrl_get_FinalTorque() < 0.0001f && gFoc_Ctrl.in.s_motVelocity < CONFIG_MIN_RPM_EXIT_EBRAKE) {
  661. maxTrq = 0;
  662. }
  663. crosszero_step_towards(&gFoc_Ctrl.in.s_targetTorque, maxTrq);
  664. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) {
  665. float refTorque = min(eCtrl_get_RefTorque(), eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp));
  666. float maxTrq = PMSM_FOC_Limit_Speed(refTorque);
  667. maxTrq = PMSM_FOC_Limit_iDC(maxTrq);
  668. crosszero_step_towards(&gFoc_Ctrl.in.s_targetTorque, maxTrq);
  669. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD){
  670. float maxSpeed = eCtrl_get_FinalSpeed();
  671. float refSpeed = eCtrl_get_RefSpeed();
  672. if (gFoc_Ctrl.in.b_cruiseEna) {
  673. maxSpeed = eRamp_get_target(&gFoc_Ctrl.in.cruiseRpmRamp);
  674. refSpeed = eRamp_get_intepolation(&gFoc_Ctrl.in.cruiseRpmRamp);//gFoc_Ctrl.in.s_cruiseRPM;
  675. }
  676. #ifdef CONFIG_SPEED_LADRC
  677. if (maxSpeed >= 0) {
  678. ladrc_set_range(&gFoc_Ctrl.vel_adrc, -CONFIG_MAX_NEG_TORQUE, eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp));
  679. }else if (maxSpeed < 0) {
  680. ladrc_set_range(&gFoc_Ctrl.vel_adrc, -eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp), CONFIG_MAX_NEG_TORQUE);
  681. }
  682. if ((maxSpeed == 0) && (gFoc_Ctrl.in.s_motVelocity < CONFIG_MIN_RPM_EXIT_EBRAKE)) {
  683. ladrc_set_range(&gFoc_Ctrl.vel_adrc, 0, 0);
  684. }
  685. gFoc_Ctrl.in.s_targetRPM = refSpeed;
  686. float maxTrq = ladrc_run(&gFoc_Ctrl.vel_adrc, refSpeed, gFoc_Ctrl.in.s_motVelocity);
  687. #else
  688. if (maxSpeed >= 0) {
  689. gFoc_Ctrl.pi_vel.max = eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp);
  690. gFoc_Ctrl.pi_vel.min = -CONFIG_MAX_NEG_TORQUE;
  691. }else if (maxSpeed < 0) {
  692. gFoc_Ctrl.pi_vel.min = -eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp);
  693. gFoc_Ctrl.pi_vel.max = CONFIG_MAX_NEG_TORQUE;
  694. }
  695. if ((maxSpeed == 0) && (gFoc_Ctrl.in.s_motVelocity < CONFIG_MIN_RPM_EXIT_EBRAKE)) {
  696. gFoc_Ctrl.pi_vel.max = 0;
  697. gFoc_Ctrl.pi_vel.min = 0; //防止倒转
  698. }
  699. gFoc_Ctrl.in.s_targetRPM = refSpeed;
  700. float errRef = refSpeed - gFoc_Ctrl.in.s_motVelocity;
  701. float maxTrq = PI_Controller_RunVel(&gFoc_Ctrl.pi_vel, errRef);
  702. #endif
  703. maxTrq = PMSM_FOC_Limit_iDC(maxTrq);
  704. crosszero_step_towards(&gFoc_Ctrl.in.s_targetTorque, maxTrq);
  705. }
  706. PMSM_FOC_idq_Assign();
  707. }
  708. u8 PMSM_FOC_RunTime_Limit(void) {
  709. u8 changed = FOC_LIM_NO_CHANGE;
  710. float dc_lim = (float)vbus_under_vol_limit();
  711. float torque_lim = (float)min(mos_temp_high_limit(), motor_temp_high_limit());
  712. if (gFoc_Ctrl.protLim.s_iDCLim != dc_lim || gFoc_Ctrl.protLim.s_TorqueLim != torque_lim) {
  713. if ((dc_lim > gFoc_Ctrl.protLim.s_iDCLim) || (torque_lim > gFoc_Ctrl.protLim.s_TorqueLim)) {
  714. changed = FOC_LIM_CHANGE_H;
  715. }else {
  716. changed = FOC_LIM_CHANGE_L;
  717. }
  718. gFoc_Ctrl.protLim.s_iDCLim = dc_lim;
  719. gFoc_Ctrl.protLim.s_TorqueLim = torque_lim;
  720. }
  721. return changed;
  722. }
  723. bool PMSM_FOC_iDC_is_Limited(void) {
  724. return (gFoc_Ctrl.protLim.s_iDCLim != HW_LIMIT_NONE);
  725. }
  726. bool PMSM_FOC_Torque_is_Limited(void) {
  727. return (gFoc_Ctrl.protLim.s_TorqueLim != HW_LIMIT_NONE);
  728. }
  729. void PMSM_FOC_Slow_Task(void) {
  730. eRamp_running(&gFoc_Ctrl.rtLim.torqueLimRamp);
  731. eRamp_running(&gFoc_Ctrl.rtLim.DCCurrLimRamp);
  732. eRamp_running(&gFoc_Ctrl.rtLim.rpmLimRamp);
  733. eRamp_running(&gFoc_Ctrl.in.cruiseRpmRamp);
  734. PMSM_FOC_idqCalc();
  735. }
  736. void PMSM_FOC_Change_VelLoop_Params(float wcv, float b0) {
  737. #ifdef CONFIG_SPEED_LADRC
  738. ladrc_change_b0(&gFoc_Ctrl.vel_adrc, b0);
  739. ladrc_change_K(&gFoc_Ctrl.vel_adrc, wcv);
  740. #else
  741. PI_Controller_Change_Kpi(&gFoc_Ctrl.pi_vel, wcv, b0);
  742. #endif
  743. }
  744. void PMSM_FOC_Change_TrqLoop_Params(float wcv, float b0) {
  745. #ifdef CONFIG_SPEED_LADRC
  746. ladrc_change_b0(&gFoc_Ctrl.vel_lim_adrc, b0);
  747. ladrc_change_K(&gFoc_Ctrl.vel_lim_adrc, wcv);
  748. #else
  749. PI_Controller_Change_Kpi(&gFoc_Ctrl.pi_vel_lim, wcv, b0);
  750. #endif
  751. }
  752. float PMSM_FOC_Get_Real_dqVector(void) {
  753. if (gFoc_Ctrl.out.s_RealCurrentFiltered == 0) {
  754. gFoc_Ctrl.out.s_RealCurrentFiltered = sqrtf(SQ(gFoc_Ctrl.out.s_FilterIdq.d) + SQ(gFoc_Ctrl.out.s_FilterIdq.q));
  755. }
  756. return gFoc_Ctrl.out.s_RealCurrentFiltered;
  757. }
  758. PMSM_FOC_Ctrl *PMSM_FOC_Get(void) {
  759. return &gFoc_Ctrl;
  760. }
  761. void PMSM_FOC_Start(u8 nCtrlMode) {
  762. if (gFoc_Ctrl.in.b_motEnable) {
  763. return;
  764. }
  765. PMSM_FOC_CoreInit();
  766. eCtrl_Reset();
  767. gFoc_Ctrl.in.n_ctlMode = nCtrlMode;
  768. gFoc_Ctrl.in.b_motEnable = true;
  769. }
  770. void PMSM_FOC_Stop(void) {
  771. if (!gFoc_Ctrl.in.b_motEnable) {
  772. return;
  773. }
  774. PMSM_FOC_CoreInit();
  775. gFoc_Ctrl.in.b_motEnable = false;
  776. }
  777. bool PMSM_FOC_Is_Start(void) {
  778. return gFoc_Ctrl.in.b_motEnable;
  779. }
  780. void PMSM_FOC_DCCurrLimit(float ibusLimit) {
  781. if (ibusLimit > gFoc_Ctrl.hwLim.s_iDCMax) {
  782. ibusLimit = gFoc_Ctrl.hwLim.s_iDCMax;
  783. }
  784. if (gFoc_Ctrl.protLim.s_iDCLim != HW_LIMIT_NONE) {
  785. ibusLimit = min(ibusLimit, gFoc_Ctrl.protLim.s_iDCLim);
  786. }
  787. gFoc_Ctrl.userLim.s_iDCLim = ibusLimit;
  788. if (ABS(gFoc_Ctrl.in.s_motVelocity) <= CONFIG_ZERO_SPEED_RPM){
  789. eRamp_reset_target(&gFoc_Ctrl.rtLim.DCCurrLimRamp, ibusLimit);
  790. }else {
  791. eRamp_set_step_target(&gFoc_Ctrl.rtLim.DCCurrLimRamp, ibusLimit, CONFIG_eCTRL_STEP_TS);
  792. }
  793. }
  794. float PMSM_FOC_GetDCCurrLimit(void) {
  795. return gFoc_Ctrl.userLim.s_iDCLim;
  796. }
  797. void PMSM_FOC_SpeedRampLimit(float speedLimit, float speed) {
  798. if (speedLimit > gFoc_Ctrl.hwLim.s_motRPMMax) {
  799. speedLimit = gFoc_Ctrl.hwLim.s_motRPMMax;
  800. }
  801. gFoc_Ctrl.userLim.s_motRPMLim = (speedLimit);
  802. if (ABS(speed) <= CONFIG_ZERO_SPEED_RPM) {
  803. eRamp_reset_target(&gFoc_Ctrl.rtLim.rpmLimRamp, speedLimit);
  804. }else {
  805. eRamp_set_step_target(&gFoc_Ctrl.rtLim.rpmLimRamp, speedLimit, CONFIG_eCTRL_STEP_TS);
  806. }
  807. }
  808. void PMSM_FOC_SpeedLimit(float speedLimit) {
  809. PMSM_FOC_SpeedRampLimit(speedLimit, gFoc_Ctrl.in.s_motVelocity);
  810. }
  811. void PMSM_FOC_SpeedDirectLimit(float limit) {
  812. PMSM_FOC_SpeedRampLimit(limit, 0);
  813. }
  814. float PMSM_FOC_GetSpeedLimit(void) {
  815. return gFoc_Ctrl.userLim.s_motRPMLim;
  816. }
  817. void PMSM_FOC_TorqueLimit(float torqueLimit) {
  818. if (torqueLimit > gFoc_Ctrl.hwLim.s_torqueMax) {
  819. torqueLimit = gFoc_Ctrl.hwLim.s_torqueMax;
  820. }
  821. if (gFoc_Ctrl.protLim.s_TorqueLim != HW_LIMIT_NONE) {
  822. torqueLimit = min(torqueLimit, gFoc_Ctrl.protLim.s_TorqueLim);
  823. }
  824. gFoc_Ctrl.userLim.s_torqueLim = torqueLimit;
  825. if (ABS(gFoc_Ctrl.in.s_motVelocity) <= CONFIG_ZERO_SPEED_RPM){
  826. eRamp_reset_target(&gFoc_Ctrl.rtLim.torqueLimRamp, torqueLimit);
  827. }else {
  828. eRamp_set_step_target(&gFoc_Ctrl.rtLim.torqueLimRamp, torqueLimit, CONFIG_eCTRL_STEP_TS);
  829. }
  830. }
  831. float PMSM_FOC_GetTorqueLimit(void) {
  832. return gFoc_Ctrl.userLim.s_torqueLim;
  833. }
  834. void PMSM_FOC_SetEbrkTorque(s16 torque) {
  835. gFoc_Ctrl.userLim.s_TorqueBrkLim = (float)torque;
  836. //gFoc_Ctrl.userLim.s_iDCeBrkLim = fclamp(dc_curr, 0, nv_get_foc_params()->s_iDCeBrkLim);
  837. }
  838. float PMSM_FOC_GetEbrkTorque(void) {
  839. if (!foc_observer_is_encoder()) {
  840. return 0; //无感运行关闭能量回收
  841. }
  842. return gFoc_Ctrl.userLim.s_TorqueBrkLim;
  843. }
  844. float PMSM_FOC_GetVbusVoltage(void) {
  845. return gFoc_Ctrl.in.s_vDC;
  846. }
  847. float PMSM_FOC_GetVbusCurrent(void) {
  848. return gFoc_Ctrl.out.s_FilteriDC;
  849. }
  850. DQ_t* PMSM_FOC_GetDQCurrent(void) {
  851. return &gFoc_Ctrl.out.s_RealIdq;
  852. }
  853. bool PMSM_FOC_SetCtrlMode(u8 mode) {
  854. if (mode > CTRL_MODE_EBRAKE) {
  855. PMSM_FOC_SetErrCode(FOC_Param_Err);
  856. return false;
  857. }
  858. gFoc_Ctrl.in.n_ctlMode = mode;
  859. return true;
  860. }
  861. u8 PMSM_FOC_GetCtrlMode(void) {
  862. return gFoc_Ctrl.in.n_ctlMode;
  863. }
  864. void PMSM_FOC_PhaseCurrLim(float lim) {
  865. if (lim > gFoc_Ctrl.hwLim.s_PhaseCurrMax) {
  866. lim = gFoc_Ctrl.hwLim.s_PhaseCurrMax;
  867. }
  868. gFoc_Ctrl.userLim.s_PhaseCurrLim = lim;
  869. }
  870. void PMSM_FOC_RT_PhaseCurrLim(float lim) {
  871. if (lim > gFoc_Ctrl.hwLim.s_PhaseCurrMax) {
  872. lim = gFoc_Ctrl.hwLim.s_PhaseCurrMax;
  873. }
  874. eRamp_init_target2(&gFoc_Ctrl.rtLim.torqueLimRamp, lim, CONFIG_LIMIT_RAMP_TIME);
  875. }
  876. float PMSM_FOC_GetPhaseCurrLim(void) {
  877. return gFoc_Ctrl.userLim.s_PhaseCurrLim;
  878. }
  879. void PMSM_FOC_SetOpenVdq(float vd, float vq) {
  880. FOC_Set_vDqRamp(&gFoc_Ctrl.vdq_ctl[0], vd);
  881. FOC_Set_vDqRamp(&gFoc_Ctrl.vdq_ctl[1], vq);
  882. }
  883. void PMSM_FOC_SetOpenVdq_Immediate(float vd, float vq) {
  884. gFoc_Ctrl.vdq_ctl[0].s_Step = 0;
  885. gFoc_Ctrl.vdq_ctl[0].s_FinalTgt = vd;
  886. gFoc_Ctrl.vdq_ctl[0].s_Cp = vd;
  887. gFoc_Ctrl.vdq_ctl[1].s_Step = 0;
  888. gFoc_Ctrl.vdq_ctl[1].s_FinalTgt = vq;
  889. gFoc_Ctrl.vdq_ctl[1].s_Cp = vq;
  890. }
  891. bool PMSM_FOC_EnableCruise(bool enable) {
  892. if (enable != gFoc_Ctrl.in.b_cruiseEna) {
  893. float motSpd = PMSM_FOC_GetSpeed();
  894. if (enable && (motSpd < CONFIG_MIN_CRUISE_RPM)) { //
  895. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  896. return false;
  897. }
  898. eRamp_reset_target(&gFoc_Ctrl.in.cruiseRpmRamp, motSpd);
  899. gFoc_Ctrl.in.s_cruiseRPM = motSpd;
  900. gFoc_Ctrl.in.b_cruiseEna = enable;
  901. }
  902. return true;
  903. }
  904. bool PMSM_FOC_PauseCruise(void) {
  905. gFoc_Ctrl.in.b_cruiseEna = false;
  906. return true;
  907. }
  908. bool PMSM_FOC_ResumeCruise(void) {
  909. gFoc_Ctrl.in.b_cruiseEna = true;
  910. eRamp_init_target2(&gFoc_Ctrl.in.cruiseRpmRamp, PMSM_FOC_GetSpeed(), CONFIG_CRUISE_RAMP_TIME);
  911. eRamp_set_step_target(&gFoc_Ctrl.in.cruiseRpmRamp, gFoc_Ctrl.in.s_cruiseRPM, CONFIG_eCTRL_STEP_TS);
  912. return true;
  913. }
  914. bool PMSM_FOC_Is_CruiseEnabled(void) {
  915. return (gFoc_Ctrl.in.b_cruiseEna && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD));
  916. }
  917. bool PMSM_FOC_Set_TgtSpeed(float rpm) {
  918. if (gFoc_Ctrl.in.b_cruiseEna) {
  919. return false;
  920. }
  921. eCtrl_set_TgtSpeed(min(ABS(rpm), gFoc_Ctrl.userLim.s_motRPMLim)*SIGN(rpm));
  922. return true;
  923. }
  924. bool PMSM_FOC_Set_Current(float is) {
  925. if (is > gFoc_Ctrl.userLim.s_PhaseCurrLim) {
  926. is = gFoc_Ctrl.userLim.s_PhaseCurrLim;
  927. }else if (is < -gFoc_Ctrl.userLim.s_PhaseCurrLim) {
  928. is = -gFoc_Ctrl.userLim.s_PhaseCurrLim;
  929. }
  930. eCtrl_set_TgtCurrent(is);
  931. return true;
  932. }
  933. bool PMSM_FOC_Set_Torque(float trq) {
  934. if (trq > gFoc_Ctrl.userLim.s_torqueLim) {
  935. trq = gFoc_Ctrl.userLim.s_torqueLim;
  936. }else if (trq < -gFoc_Ctrl.userLim.s_torqueLim) {
  937. trq = -gFoc_Ctrl.userLim.s_torqueLim;
  938. }
  939. eCtrl_set_TgtTorque(trq);
  940. return true;
  941. }
  942. void PMSM_FOC_Reset_Torque(void) {
  943. float real_trq = PMSM_FOC_Get_Real_dqVector();
  944. eCtrl_reset_Torque(real_trq);
  945. }
  946. bool PMSM_FOC_Set_CruiseSpeed(float rpm) {
  947. if (PMSM_FOC_Is_CruiseEnabled()) {
  948. if (rpm < CONFIG_MIN_CRUISE_RPM) {
  949. rpm = CONFIG_MIN_CRUISE_RPM;
  950. }
  951. gFoc_Ctrl.in.s_cruiseRPM = min(ABS(rpm), gFoc_Ctrl.userLim.s_motRPMLim)*SIGN(rpm);
  952. eRamp_set_step_target(&gFoc_Ctrl.in.cruiseRpmRamp, gFoc_Ctrl.in.s_cruiseRPM, CONFIG_eCTRL_STEP_TS);
  953. return true;
  954. }
  955. PMSM_FOC_SetErrCode(FOC_NotCruiseMode);
  956. return false;
  957. }
  958. void PMSM_FOC_MTPA_Calibrate(bool enable) {
  959. if (enable) {
  960. gFoc_Ctrl.in.b_MTPA_calibrate = true;
  961. gFoc_Ctrl.in.s_dqAngle = 0;
  962. }else {
  963. gFoc_Ctrl.in.s_dqAngle = INVALID_ANGLE;
  964. gFoc_Ctrl.in.b_MTPA_calibrate = false;
  965. }
  966. }
  967. void PMSM_FOC_Set_MotAngle(float angle) {
  968. gFoc_Ctrl.in.s_manualAngle = (angle);
  969. }
  970. void PMSM_FOC_Set_Dq_Angle(float angle) {
  971. gFoc_Ctrl.in.s_dqAngle = (angle);
  972. }
  973. void PMSM_FOC_Get_TgtIDQ(DQ_t * dq) {
  974. dq->d = gFoc_Ctrl.in.s_targetIdq.d;
  975. dq->q = gFoc_Ctrl.in.s_targetIdq.q;
  976. }
  977. float PMSM_FOC_GetSpeed(void) {
  978. float speed = gFoc_Ctrl.in.s_motVelocity;
  979. if (!gFoc_Ctrl.in.b_motEnable || foc_observer_is_encoder()) {
  980. speed = motor_encoder_get_speed();
  981. }else {
  982. if (foc_observer_sensorless_stable()) {
  983. speed = foc_observer_sensorless_speed();
  984. }else {
  985. speed = 0;
  986. }
  987. }
  988. return speed;
  989. }
  990. void PMSM_FOC_AutoHold(bool lock) {
  991. if (gFoc_Ctrl.in.b_AutoHold != lock) {
  992. motor_encoder_lock_pos(lock);
  993. PI_Controller_Reset(&gFoc_Ctrl.pi_lock, 0);
  994. if (!lock) {
  995. float hold_torque = gFoc_Ctrl.in.s_targetTorque * 1.1f;
  996. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) {
  997. #ifdef CONFIG_SPEED_LADRC
  998. ladrc_reset(&gFoc_Ctrl.vel_lim_adrc, 0, hold_torque);
  999. #else
  1000. PI_Controller_Reset(&gFoc_Ctrl.pi_vel_lim, hold_torque);
  1001. #endif
  1002. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD) {
  1003. #ifdef CONFIG_SPEED_LADRC
  1004. ladrc_reset(&gFoc_Ctrl.vel_adrc, 0, hold_torque);
  1005. #else
  1006. PI_Controller_Reset(&gFoc_Ctrl.pi_vel, hold_torque);
  1007. #endif
  1008. }
  1009. etcs_reset_torque(hold_torque);
  1010. gFoc_Ctrl.out.f_autohold_trq = hold_torque;
  1011. }else {
  1012. gFoc_Ctrl.out.f_autohold_trq = 0;
  1013. }
  1014. gFoc_Ctrl.in.b_AutoHold = lock;
  1015. }
  1016. }
  1017. bool PMSM_FOC_AutoHoldding(void) {
  1018. return gFoc_Ctrl.in.b_AutoHold;
  1019. }
  1020. static PI_Controller *_pid(u8 id) {
  1021. PI_Controller *pi = NULL;
  1022. if (id == PID_ID_ID) {
  1023. pi = &gFoc_Ctrl.pi_id;
  1024. }else if (id == PID_IQ_ID) {
  1025. pi = &gFoc_Ctrl.pi_iq;
  1026. }else if (id == PID_VelLim_ID) {
  1027. #ifndef CONFIG_SPEED_LADRC
  1028. pi = &gFoc_Ctrl.pi_vel_lim;
  1029. #endif
  1030. }else if (id == PID_Vel_ID) {
  1031. #ifndef CONFIG_SPEED_LADRC
  1032. pi = &gFoc_Ctrl.pi_vel;
  1033. #endif
  1034. }else if (id == PID_AutoHold_ID) {
  1035. pi = &gFoc_Ctrl.pi_lock;
  1036. }
  1037. return pi;
  1038. }
  1039. void PMSM_FOC_SetPid(u8 id, float kp, float ki, float kd) {
  1040. if (id > PID_Max_ID) {
  1041. return;
  1042. }
  1043. PI_Controller *pi = _pid(id);
  1044. if (pi != NULL) {
  1045. pi->kp = kp;
  1046. pi->ki = ki;
  1047. pi->kd = kd;
  1048. }
  1049. }
  1050. void PMSM_FOC_GetPid(u8 id, float *kp, float *ki, float *kd) {
  1051. if (id > PID_Max_ID) {
  1052. return;
  1053. }
  1054. PI_Controller *pi = _pid(id);
  1055. if (pi != NULL) {
  1056. *kp = pi->kp;
  1057. *ki = pi->ki;
  1058. *kd = pi->kd;
  1059. }
  1060. }
  1061. void PMSM_FOC_SetErrCode(u8 error) {
  1062. if (gFoc_Ctrl.out.n_Error != error) {
  1063. gFoc_Ctrl.out.n_Error = error;
  1064. }
  1065. }
  1066. u8 PMSM_FOC_GetErrCode(void) {
  1067. return gFoc_Ctrl.out.n_Error;
  1068. }
  1069. void PMSM_FOC_Set_PlotType(Plot_t t) {
  1070. gFoc_Ctrl.plot_type = t;
  1071. }
  1072. //获取母线电流和实际输出电流矢量大小
  1073. void PMSM_FOC_Calc_Current(void) {
  1074. float vd = gFoc_Ctrl.out.s_OutVdq.d - gFoc_Ctrl.out.s_OutVdqDTC.d * TWO_BY_THREE;
  1075. float vq = gFoc_Ctrl.out.s_OutVdq.q - gFoc_Ctrl.out.s_OutVdqDTC.q * TWO_BY_THREE;
  1076. float id = gFoc_Ctrl.out.s_FilterIdq.d;
  1077. float iq = gFoc_Ctrl.out.s_FilterIdq.q;
  1078. /*
  1079. 根据公式(等幅值变换,功率不等):
  1080. iDC x vDC = 3/2(iq x vq + id x vd);
  1081. */
  1082. float m_pow = (vd * id + vq * iq);
  1083. float raw_idc = 0.0f;
  1084. float v_dc = get_vbus_float();
  1085. if (v_dc != 0.0f) {
  1086. raw_idc = m_pow / v_dc;
  1087. }
  1088. LowPass_Filter(gFoc_Ctrl.out.s_CalciDC, raw_idc, 0.02f);
  1089. m_pow = (gFoc_Ctrl.out.s_SamplevDQ.d * id + gFoc_Ctrl.out.s_SamplevDQ.q * iq) * 1.5f;
  1090. if (v_dc != 0.0f) {
  1091. raw_idc = m_pow / v_dc;
  1092. }
  1093. LowPass_Filter(gFoc_Ctrl.out.s_CalciDC2, raw_idc, 0.02f);
  1094. raw_idc = get_vbus_current();
  1095. if (raw_idc != NO_VALID_CURRENT) {
  1096. LowPass_Filter(gFoc_Ctrl.out.s_FilteriDC, raw_idc, 0.05f);
  1097. }else {
  1098. gFoc_Ctrl.out.s_FilteriDC = gFoc_Ctrl.out.s_CalciDC;
  1099. }
  1100. gFoc_Ctrl.out.s_RealCurrentFiltered = sqrtf(SQ(gFoc_Ctrl.out.s_FilterIdq.d) + SQ(gFoc_Ctrl.out.s_FilterIdq.q));
  1101. }
  1102. void PMSM_FOC_Brake(bool brake) {
  1103. gFoc_Ctrl.in.b_eBrake = brake;
  1104. if (gFoc_Ctrl.in.b_eBrake & gFoc_Ctrl.in.b_cruiseEna) {
  1105. gFoc_Ctrl.in.b_cruiseEna = false;
  1106. }
  1107. eCtrl_brake_signal(brake);
  1108. }