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. static void crosszero_step_towards(float *value, float target) {
  556. static float no_cro_step = CONFIG_CrossZero_NorStep;
  557. float v_now = *value;
  558. bool cross_zero = false;
  559. float nor_step = mc_conf()->cz.normal_step;
  560. float min_step = mc_conf()->cz.min_step;
  561. float min_ramp_torque = mc_conf()->cz.low;
  562. float high_ramp_torque = mc_conf()->cz.high;
  563. if (target > 0) {
  564. if (v_now < -min_ramp_torque) {
  565. step_towards(value, -min_ramp_torque + 0.001f, nor_step);
  566. cross_zero = true;
  567. }else if (v_now >= -min_ramp_torque && v_now <= high_ramp_torque) {
  568. step_towards(value, target, min_step);
  569. cross_zero = true;
  570. }
  571. }else if (target == 0) {
  572. if (v_now > high_ramp_torque) {
  573. step_towards(value, high_ramp_torque - 0.001f, nor_step);
  574. cross_zero = true;
  575. }else if (v_now >= min_ramp_torque && v_now <= high_ramp_torque) {
  576. step_towards(value, target, min_step);
  577. cross_zero = true;
  578. }
  579. }else {
  580. if (v_now > high_ramp_torque) {
  581. step_towards(value, high_ramp_torque - 0.001f, nor_step);
  582. cross_zero = true;
  583. }else if (v_now >= -min_ramp_torque && v_now <= high_ramp_torque) {
  584. step_towards(value, target, min_step);
  585. cross_zero = true;
  586. }
  587. }
  588. if (!cross_zero) {
  589. step_towards(&no_cro_step, nor_step, 0.1f);
  590. step_towards(value, target, no_cro_step);
  591. }else {
  592. no_cro_step = 0.5f;
  593. }
  594. }
  595. /* MPTA, 弱磁, 功率限制,主要是分配DQ轴电流 */
  596. static __INLINE float PMSM_FOC_Limit_iDC(float maxTrq) {
  597. #if 1
  598. gFoc_Ctrl.pi_power.max = maxTrq;
  599. float errRef = eRamp_get_intepolation(&gFoc_Ctrl.rtLim.DCCurrLimRamp) - (gFoc_Ctrl.out.s_FilteriDC);
  600. return PI_Controller_Run(&gFoc_Ctrl.pi_power, errRef);
  601. #else
  602. return maxTrq;
  603. #endif
  604. }
  605. static __INLINE float PMSM_FOC_Limit_Speed(float maxTrq) {
  606. #ifdef CONFIG_SPEED_LADRC
  607. float lim = eRamp_get_intepolation(&gFoc_Ctrl.rtLim.rpmLimRamp);
  608. ladrc_set_range(&gFoc_Ctrl.vel_lim_adrc, 0, maxTrq);
  609. return ladrc_run(&gFoc_Ctrl.vel_lim_adrc, lim, gFoc_Ctrl.in.s_motVelocity);
  610. #else
  611. gFoc_Ctrl.pi_vel_lim.max = maxTrq;
  612. gFoc_Ctrl.pi_vel_lim.min = 0;
  613. float err = eRamp_get_intepolation(&gFoc_Ctrl.rtLim.rpmLimRamp) - gFoc_Ctrl.in.s_motVelocity;
  614. return PI_Controller_RunVel(&gFoc_Ctrl.pi_vel_lim, err);
  615. #endif
  616. }
  617. static __INLINE void PMSM_FOC_idq_Assign(void) {
  618. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT) {
  619. if (gFoc_Ctrl.in.b_MTPA_calibrate && (gFoc_Ctrl.in.s_dqAngle != INVALID_ANGLE)) {
  620. float s, c;
  621. normal_sincosf(degree_2_pi(gFoc_Ctrl.in.s_dqAngle + 90.0f), &s, &c);
  622. gFoc_Ctrl.in.s_targetIdq.d = gFoc_Ctrl.in.s_targetCurrent * c;
  623. if (gFoc_Ctrl.in.s_targetIdq.d > gFoc_Ctrl.hwLim.s_FWDCurrMax) {
  624. gFoc_Ctrl.in.s_targetIdq.d = gFoc_Ctrl.hwLim.s_FWDCurrMax;
  625. }else if (gFoc_Ctrl.in.s_targetIdq.d < -gFoc_Ctrl.hwLim.s_FWDCurrMax) {
  626. gFoc_Ctrl.in.s_targetIdq.d = -gFoc_Ctrl.hwLim.s_FWDCurrMax;
  627. }
  628. gFoc_Ctrl.in.s_targetIdq.q = sqrtf(SQ(gFoc_Ctrl.in.s_targetCurrent) - SQ(gFoc_Ctrl.in.s_targetIdq.d));
  629. if (s < 0) {
  630. gFoc_Ctrl.in.s_targetIdq.q = -gFoc_Ctrl.in.s_targetIdq.q;
  631. }
  632. }else {
  633. gFoc_Ctrl.in.s_targetIdq.d = 0;
  634. gFoc_Ctrl.in.s_targetIdq.q = gFoc_Ctrl.in.s_targetCurrent;
  635. }
  636. }else if ((gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) || (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD) ||
  637. (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_EBRAKE)) {
  638. motor_mpta_fw_lookup(gFoc_Ctrl.in.s_motVelocity, gFoc_Ctrl.in.s_targetTorque, &gFoc_Ctrl.in.s_targetIdq);
  639. }
  640. u32 mask = cpu_enter_critical();
  641. FOC_Set_iDqRamp(&gFoc_Ctrl.idq_ctl[0], gFoc_Ctrl.in.s_targetIdq.d);
  642. FOC_Set_iDqRamp(&gFoc_Ctrl.idq_ctl[1], gFoc_Ctrl.in.s_targetIdq.q);
  643. cpu_exit_critical(mask);
  644. }
  645. /*called in media task */
  646. void PMSM_FOC_idqCalc(void) {
  647. if (gFoc_Ctrl.in.b_AutoHold) {
  648. float hold_torque = min(gFoc_Ctrl.protLim.s_TorqueLim, mc_conf()->c.max_autohold_torque);
  649. gFoc_Ctrl.pi_lock.max = hold_torque;
  650. gFoc_Ctrl.pi_lock.min = -hold_torque;
  651. float vel_count = motor_encoder_get_vel_count();
  652. float errRef = 0 - vel_count;
  653. gFoc_Ctrl.in.s_targetTorque = PI_Controller_Run(&gFoc_Ctrl.pi_lock ,errRef);
  654. PMSM_FOC_idq_Assign();
  655. return;
  656. }
  657. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_CURRENT) {
  658. gFoc_Ctrl.in.s_targetCurrent = eCtrl_get_RefCurrent();
  659. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_EBRAKE) {
  660. float maxTrq = eCtrl_get_RefTorque();
  661. if (eCtrl_get_FinalTorque() < 0.0001f && gFoc_Ctrl.in.s_motVelocity < CONFIG_MIN_RPM_EXIT_EBRAKE) {
  662. maxTrq = 0;
  663. }
  664. crosszero_step_towards(&gFoc_Ctrl.in.s_targetTorque, maxTrq);
  665. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) {
  666. float refTorque = min(eCtrl_get_RefTorque(), eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp));
  667. float maxTrq = PMSM_FOC_Limit_Speed(refTorque);
  668. maxTrq = PMSM_FOC_Limit_iDC(maxTrq);
  669. crosszero_step_towards(&gFoc_Ctrl.in.s_targetTorque, maxTrq);
  670. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD){
  671. float maxSpeed = eCtrl_get_FinalSpeed();
  672. float refSpeed = eCtrl_get_RefSpeed();
  673. if (gFoc_Ctrl.in.b_cruiseEna) {
  674. maxSpeed = eRamp_get_target(&gFoc_Ctrl.in.cruiseRpmRamp);
  675. refSpeed = eRamp_get_intepolation(&gFoc_Ctrl.in.cruiseRpmRamp);//gFoc_Ctrl.in.s_cruiseRPM;
  676. }
  677. #ifdef CONFIG_SPEED_LADRC
  678. if (maxSpeed >= 0) {
  679. ladrc_set_range(&gFoc_Ctrl.vel_adrc, -CONFIG_MAX_NEG_TORQUE, eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp));
  680. }else if (maxSpeed < 0) {
  681. ladrc_set_range(&gFoc_Ctrl.vel_adrc, -eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp), CONFIG_MAX_NEG_TORQUE);
  682. }
  683. if ((maxSpeed == 0) && (gFoc_Ctrl.in.s_motVelocity < CONFIG_MIN_RPM_EXIT_EBRAKE)) {
  684. ladrc_set_range(&gFoc_Ctrl.vel_adrc, 0, 0);
  685. }
  686. gFoc_Ctrl.in.s_targetRPM = refSpeed;
  687. float maxTrq = ladrc_run(&gFoc_Ctrl.vel_adrc, refSpeed, gFoc_Ctrl.in.s_motVelocity);
  688. #else
  689. if (maxSpeed >= 0) {
  690. gFoc_Ctrl.pi_vel.max = eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp);
  691. gFoc_Ctrl.pi_vel.min = -CONFIG_MAX_NEG_TORQUE;
  692. }else if (maxSpeed < 0) {
  693. gFoc_Ctrl.pi_vel.min = -eRamp_get_intepolation(&gFoc_Ctrl.rtLim.torqueLimRamp);
  694. gFoc_Ctrl.pi_vel.max = CONFIG_MAX_NEG_TORQUE;
  695. }
  696. if ((maxSpeed == 0) && (gFoc_Ctrl.in.s_motVelocity < CONFIG_MIN_RPM_EXIT_EBRAKE)) {
  697. gFoc_Ctrl.pi_vel.max = 0;
  698. gFoc_Ctrl.pi_vel.min = 0; //防止倒转
  699. }
  700. gFoc_Ctrl.in.s_targetRPM = refSpeed;
  701. float errRef = refSpeed - gFoc_Ctrl.in.s_motVelocity;
  702. float maxTrq = PI_Controller_RunVel(&gFoc_Ctrl.pi_vel, errRef);
  703. #endif
  704. maxTrq = PMSM_FOC_Limit_iDC(maxTrq);
  705. crosszero_step_towards(&gFoc_Ctrl.in.s_targetTorque, maxTrq);
  706. }
  707. PMSM_FOC_idq_Assign();
  708. }
  709. u8 PMSM_FOC_RunTime_Limit(void) {
  710. u8 changed = FOC_LIM_NO_CHANGE;
  711. float dc_lim = (float)vbus_under_vol_limit();
  712. float torque_lim = (float)min(mos_temp_high_limit(), motor_temp_high_limit());
  713. if (gFoc_Ctrl.protLim.s_iDCLim != dc_lim || gFoc_Ctrl.protLim.s_TorqueLim != torque_lim) {
  714. if ((dc_lim > gFoc_Ctrl.protLim.s_iDCLim) || (torque_lim > gFoc_Ctrl.protLim.s_TorqueLim)) {
  715. changed = FOC_LIM_CHANGE_H;
  716. }else {
  717. changed = FOC_LIM_CHANGE_L;
  718. }
  719. gFoc_Ctrl.protLim.s_iDCLim = dc_lim;
  720. gFoc_Ctrl.protLim.s_TorqueLim = torque_lim;
  721. }
  722. return changed;
  723. }
  724. bool PMSM_FOC_iDC_is_Limited(void) {
  725. return (gFoc_Ctrl.protLim.s_iDCLim != HW_LIMIT_NONE);
  726. }
  727. bool PMSM_FOC_Torque_is_Limited(void) {
  728. return (gFoc_Ctrl.protLim.s_TorqueLim != HW_LIMIT_NONE);
  729. }
  730. void PMSM_FOC_Slow_Task(void) {
  731. eRamp_running(&gFoc_Ctrl.rtLim.torqueLimRamp);
  732. eRamp_running(&gFoc_Ctrl.rtLim.DCCurrLimRamp);
  733. eRamp_running(&gFoc_Ctrl.rtLim.rpmLimRamp);
  734. eRamp_running(&gFoc_Ctrl.in.cruiseRpmRamp);
  735. PMSM_FOC_idqCalc();
  736. }
  737. void PMSM_FOC_Change_VelLoop_Params(float wcv, float b0) {
  738. #ifdef CONFIG_SPEED_LADRC
  739. ladrc_change_b0(&gFoc_Ctrl.vel_adrc, b0);
  740. ladrc_change_K(&gFoc_Ctrl.vel_adrc, wcv);
  741. #else
  742. PI_Controller_Change_Kpi(&gFoc_Ctrl.pi_vel, wcv, b0);
  743. #endif
  744. }
  745. void PMSM_FOC_Change_TrqLoop_Params(float wcv, float b0) {
  746. #ifdef CONFIG_SPEED_LADRC
  747. ladrc_change_b0(&gFoc_Ctrl.vel_lim_adrc, b0);
  748. ladrc_change_K(&gFoc_Ctrl.vel_lim_adrc, wcv);
  749. #else
  750. PI_Controller_Change_Kpi(&gFoc_Ctrl.pi_vel_lim, wcv, b0);
  751. #endif
  752. }
  753. float PMSM_FOC_Get_Real_dqVector(void) {
  754. if (gFoc_Ctrl.out.s_RealCurrentFiltered == 0) {
  755. gFoc_Ctrl.out.s_RealCurrentFiltered = sqrtf(SQ(gFoc_Ctrl.out.s_FilterIdq.d) + SQ(gFoc_Ctrl.out.s_FilterIdq.q));
  756. }
  757. return gFoc_Ctrl.out.s_RealCurrentFiltered;
  758. }
  759. PMSM_FOC_Ctrl *PMSM_FOC_Get(void) {
  760. return &gFoc_Ctrl;
  761. }
  762. void PMSM_FOC_Start(u8 nCtrlMode) {
  763. if (gFoc_Ctrl.in.b_motEnable) {
  764. return;
  765. }
  766. PMSM_FOC_CoreInit();
  767. eCtrl_Reset();
  768. gFoc_Ctrl.in.n_ctlMode = nCtrlMode;
  769. gFoc_Ctrl.in.b_motEnable = true;
  770. }
  771. void PMSM_FOC_Stop(void) {
  772. if (!gFoc_Ctrl.in.b_motEnable) {
  773. return;
  774. }
  775. PMSM_FOC_CoreInit();
  776. gFoc_Ctrl.in.b_motEnable = false;
  777. }
  778. bool PMSM_FOC_Is_Start(void) {
  779. return gFoc_Ctrl.in.b_motEnable;
  780. }
  781. void PMSM_FOC_DCCurrLimit(float ibusLimit) {
  782. if (ibusLimit > gFoc_Ctrl.hwLim.s_iDCMax) {
  783. ibusLimit = gFoc_Ctrl.hwLim.s_iDCMax;
  784. }
  785. if (gFoc_Ctrl.protLim.s_iDCLim != HW_LIMIT_NONE) {
  786. ibusLimit = min(ibusLimit, gFoc_Ctrl.protLim.s_iDCLim);
  787. }
  788. gFoc_Ctrl.userLim.s_iDCLim = ibusLimit;
  789. if (ABS(gFoc_Ctrl.in.s_motVelocity) <= CONFIG_ZERO_SPEED_RPM){
  790. eRamp_reset_target(&gFoc_Ctrl.rtLim.DCCurrLimRamp, ibusLimit);
  791. }else {
  792. eRamp_set_step_target(&gFoc_Ctrl.rtLim.DCCurrLimRamp, ibusLimit, CONFIG_eCTRL_STEP_TS);
  793. }
  794. }
  795. float PMSM_FOC_GetDCCurrLimit(void) {
  796. return gFoc_Ctrl.userLim.s_iDCLim;
  797. }
  798. void PMSM_FOC_SpeedRampLimit(float speedLimit, float speed) {
  799. if (speedLimit > gFoc_Ctrl.hwLim.s_motRPMMax) {
  800. speedLimit = gFoc_Ctrl.hwLim.s_motRPMMax;
  801. }
  802. gFoc_Ctrl.userLim.s_motRPMLim = (speedLimit);
  803. if (ABS(speed) <= CONFIG_ZERO_SPEED_RPM) {
  804. eRamp_reset_target(&gFoc_Ctrl.rtLim.rpmLimRamp, speedLimit);
  805. }else {
  806. eRamp_set_step_target(&gFoc_Ctrl.rtLim.rpmLimRamp, speedLimit, CONFIG_eCTRL_STEP_TS);
  807. }
  808. }
  809. void PMSM_FOC_SpeedLimit(float speedLimit) {
  810. PMSM_FOC_SpeedRampLimit(speedLimit, gFoc_Ctrl.in.s_motVelocity);
  811. }
  812. void PMSM_FOC_SpeedDirectLimit(float limit) {
  813. PMSM_FOC_SpeedRampLimit(limit, 0);
  814. }
  815. float PMSM_FOC_GetSpeedLimit(void) {
  816. return gFoc_Ctrl.userLim.s_motRPMLim;
  817. }
  818. void PMSM_FOC_TorqueLimit(float torqueLimit) {
  819. if (torqueLimit > gFoc_Ctrl.hwLim.s_torqueMax) {
  820. torqueLimit = gFoc_Ctrl.hwLim.s_torqueMax;
  821. }
  822. if (gFoc_Ctrl.protLim.s_TorqueLim != HW_LIMIT_NONE) {
  823. torqueLimit = min(torqueLimit, gFoc_Ctrl.protLim.s_TorqueLim);
  824. }
  825. gFoc_Ctrl.userLim.s_torqueLim = torqueLimit;
  826. if (ABS(gFoc_Ctrl.in.s_motVelocity) <= CONFIG_ZERO_SPEED_RPM){
  827. eRamp_reset_target(&gFoc_Ctrl.rtLim.torqueLimRamp, torqueLimit);
  828. }else {
  829. eRamp_set_step_target(&gFoc_Ctrl.rtLim.torqueLimRamp, torqueLimit, CONFIG_eCTRL_STEP_TS);
  830. }
  831. }
  832. float PMSM_FOC_GetTorqueLimit(void) {
  833. return gFoc_Ctrl.userLim.s_torqueLim;
  834. }
  835. void PMSM_FOC_SetEbrkTorque(s16 torque) {
  836. gFoc_Ctrl.userLim.s_TorqueBrkLim = (float)torque;
  837. //gFoc_Ctrl.userLim.s_iDCeBrkLim = fclamp(dc_curr, 0, nv_get_foc_params()->s_iDCeBrkLim);
  838. }
  839. float PMSM_FOC_GetEbrkTorque(void) {
  840. if (!foc_observer_is_encoder()) {
  841. return 0; //无感运行关闭能量回收
  842. }
  843. return gFoc_Ctrl.userLim.s_TorqueBrkLim;
  844. }
  845. float PMSM_FOC_GetVbusVoltage(void) {
  846. return gFoc_Ctrl.in.s_vDC;
  847. }
  848. float PMSM_FOC_GetVbusCurrent(void) {
  849. return gFoc_Ctrl.out.s_FilteriDC;
  850. }
  851. DQ_t* PMSM_FOC_GetDQCurrent(void) {
  852. return &gFoc_Ctrl.out.s_RealIdq;
  853. }
  854. bool PMSM_FOC_SetCtrlMode(u8 mode) {
  855. if (mode > CTRL_MODE_EBRAKE) {
  856. PMSM_FOC_SetErrCode(FOC_Param_Err);
  857. return false;
  858. }
  859. gFoc_Ctrl.in.n_ctlMode = mode;
  860. return true;
  861. }
  862. u8 PMSM_FOC_GetCtrlMode(void) {
  863. return gFoc_Ctrl.in.n_ctlMode;
  864. }
  865. void PMSM_FOC_PhaseCurrLim(float lim) {
  866. if (lim > gFoc_Ctrl.hwLim.s_PhaseCurrMax) {
  867. lim = gFoc_Ctrl.hwLim.s_PhaseCurrMax;
  868. }
  869. gFoc_Ctrl.userLim.s_PhaseCurrLim = lim;
  870. }
  871. void PMSM_FOC_RT_PhaseCurrLim(float lim) {
  872. if (lim > gFoc_Ctrl.hwLim.s_PhaseCurrMax) {
  873. lim = gFoc_Ctrl.hwLim.s_PhaseCurrMax;
  874. }
  875. eRamp_init_target2(&gFoc_Ctrl.rtLim.torqueLimRamp, lim, CONFIG_LIMIT_RAMP_TIME);
  876. }
  877. float PMSM_FOC_GetPhaseCurrLim(void) {
  878. return gFoc_Ctrl.userLim.s_PhaseCurrLim;
  879. }
  880. void PMSM_FOC_SetOpenVdq(float vd, float vq) {
  881. FOC_Set_vDqRamp(&gFoc_Ctrl.vdq_ctl[0], vd);
  882. FOC_Set_vDqRamp(&gFoc_Ctrl.vdq_ctl[1], vq);
  883. }
  884. void PMSM_FOC_SetOpenVdq_Immediate(float vd, float vq) {
  885. gFoc_Ctrl.vdq_ctl[0].s_Step = 0;
  886. gFoc_Ctrl.vdq_ctl[0].s_FinalTgt = vd;
  887. gFoc_Ctrl.vdq_ctl[0].s_Cp = vd;
  888. gFoc_Ctrl.vdq_ctl[1].s_Step = 0;
  889. gFoc_Ctrl.vdq_ctl[1].s_FinalTgt = vq;
  890. gFoc_Ctrl.vdq_ctl[1].s_Cp = vq;
  891. }
  892. bool PMSM_FOC_EnableCruise(bool enable) {
  893. if (enable != gFoc_Ctrl.in.b_cruiseEna) {
  894. float motSpd = PMSM_FOC_GetSpeed();
  895. if (enable && (motSpd < CONFIG_MIN_CRUISE_RPM)) { //
  896. PMSM_FOC_SetErrCode(FOC_NowAllowed_With_Speed);
  897. return false;
  898. }
  899. eRamp_reset_target(&gFoc_Ctrl.in.cruiseRpmRamp, motSpd);
  900. gFoc_Ctrl.in.s_cruiseRPM = motSpd;
  901. gFoc_Ctrl.in.b_cruiseEna = enable;
  902. }
  903. return true;
  904. }
  905. bool PMSM_FOC_PauseCruise(void) {
  906. gFoc_Ctrl.in.b_cruiseEna = false;
  907. return true;
  908. }
  909. bool PMSM_FOC_ResumeCruise(void) {
  910. gFoc_Ctrl.in.b_cruiseEna = true;
  911. eRamp_init_target2(&gFoc_Ctrl.in.cruiseRpmRamp, PMSM_FOC_GetSpeed(), CONFIG_CRUISE_RAMP_TIME);
  912. eRamp_set_step_target(&gFoc_Ctrl.in.cruiseRpmRamp, gFoc_Ctrl.in.s_cruiseRPM, CONFIG_eCTRL_STEP_TS);
  913. return true;
  914. }
  915. bool PMSM_FOC_Is_CruiseEnabled(void) {
  916. return (gFoc_Ctrl.in.b_cruiseEna && (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD));
  917. }
  918. bool PMSM_FOC_Set_TgtSpeed(float rpm) {
  919. if (gFoc_Ctrl.in.b_cruiseEna) {
  920. return false;
  921. }
  922. eCtrl_set_TgtSpeed(min(ABS(rpm), gFoc_Ctrl.userLim.s_motRPMLim)*SIGN(rpm));
  923. return true;
  924. }
  925. bool PMSM_FOC_Set_Current(float is) {
  926. if (is > gFoc_Ctrl.userLim.s_PhaseCurrLim) {
  927. is = gFoc_Ctrl.userLim.s_PhaseCurrLim;
  928. }else if (is < -gFoc_Ctrl.userLim.s_PhaseCurrLim) {
  929. is = -gFoc_Ctrl.userLim.s_PhaseCurrLim;
  930. }
  931. eCtrl_set_TgtCurrent(is);
  932. return true;
  933. }
  934. bool PMSM_FOC_Set_Torque(float trq) {
  935. if (trq > gFoc_Ctrl.userLim.s_torqueLim) {
  936. trq = gFoc_Ctrl.userLim.s_torqueLim;
  937. }else if (trq < -gFoc_Ctrl.userLim.s_torqueLim) {
  938. trq = -gFoc_Ctrl.userLim.s_torqueLim;
  939. }
  940. eCtrl_set_TgtTorque(trq);
  941. return true;
  942. }
  943. void PMSM_FOC_Reset_Torque(void) {
  944. float real_trq = PMSM_FOC_Get_Real_dqVector();
  945. eCtrl_reset_Torque(real_trq);
  946. }
  947. bool PMSM_FOC_Set_CruiseSpeed(float rpm) {
  948. if (PMSM_FOC_Is_CruiseEnabled()) {
  949. if (rpm < CONFIG_MIN_CRUISE_RPM) {
  950. rpm = CONFIG_MIN_CRUISE_RPM;
  951. }
  952. gFoc_Ctrl.in.s_cruiseRPM = min(ABS(rpm), gFoc_Ctrl.userLim.s_motRPMLim)*SIGN(rpm);
  953. eRamp_set_step_target(&gFoc_Ctrl.in.cruiseRpmRamp, gFoc_Ctrl.in.s_cruiseRPM, CONFIG_eCTRL_STEP_TS);
  954. return true;
  955. }
  956. PMSM_FOC_SetErrCode(FOC_NotCruiseMode);
  957. return false;
  958. }
  959. void PMSM_FOC_MTPA_Calibrate(bool enable) {
  960. if (enable) {
  961. gFoc_Ctrl.in.b_MTPA_calibrate = true;
  962. gFoc_Ctrl.in.s_dqAngle = 0;
  963. }else {
  964. gFoc_Ctrl.in.s_dqAngle = INVALID_ANGLE;
  965. gFoc_Ctrl.in.b_MTPA_calibrate = false;
  966. }
  967. }
  968. void PMSM_FOC_Set_MotAngle(float angle) {
  969. gFoc_Ctrl.in.s_manualAngle = (angle);
  970. }
  971. void PMSM_FOC_Set_Dq_Angle(float angle) {
  972. gFoc_Ctrl.in.s_dqAngle = (angle);
  973. }
  974. void PMSM_FOC_Get_TgtIDQ(DQ_t * dq) {
  975. dq->d = gFoc_Ctrl.in.s_targetIdq.d;
  976. dq->q = gFoc_Ctrl.in.s_targetIdq.q;
  977. }
  978. float PMSM_FOC_GetSpeed(void) {
  979. float speed = gFoc_Ctrl.in.s_motVelocity;
  980. if (!gFoc_Ctrl.in.b_motEnable || foc_observer_is_encoder()) {
  981. speed = motor_encoder_get_speed();
  982. }else {
  983. if (foc_observer_sensorless_stable()) {
  984. speed = foc_observer_sensorless_speed();
  985. }else {
  986. speed = 0;
  987. }
  988. }
  989. return speed;
  990. }
  991. void PMSM_FOC_AutoHold(bool lock) {
  992. if (gFoc_Ctrl.in.b_AutoHold != lock) {
  993. motor_encoder_lock_pos(lock);
  994. PI_Controller_Reset(&gFoc_Ctrl.pi_lock, 0);
  995. if (!lock) {
  996. float hold_torque = gFoc_Ctrl.in.s_targetTorque * 1.1f;
  997. if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_TRQ) {
  998. #ifdef CONFIG_SPEED_LADRC
  999. ladrc_reset(&gFoc_Ctrl.vel_lim_adrc, 0, hold_torque);
  1000. #else
  1001. PI_Controller_Reset(&gFoc_Ctrl.pi_vel_lim, hold_torque);
  1002. #endif
  1003. }else if (gFoc_Ctrl.out.n_RunMode == CTRL_MODE_SPD) {
  1004. #ifdef CONFIG_SPEED_LADRC
  1005. ladrc_reset(&gFoc_Ctrl.vel_adrc, 0, hold_torque);
  1006. #else
  1007. PI_Controller_Reset(&gFoc_Ctrl.pi_vel, hold_torque);
  1008. #endif
  1009. }
  1010. etcs_reset_torque(hold_torque);
  1011. gFoc_Ctrl.out.f_autohold_trq = hold_torque;
  1012. }else {
  1013. gFoc_Ctrl.out.f_autohold_trq = 0;
  1014. }
  1015. gFoc_Ctrl.in.b_AutoHold = lock;
  1016. }
  1017. }
  1018. bool PMSM_FOC_AutoHoldding(void) {
  1019. return gFoc_Ctrl.in.b_AutoHold;
  1020. }
  1021. static PI_Controller *_pid(u8 id) {
  1022. PI_Controller *pi = NULL;
  1023. if (id == PID_ID_ID) {
  1024. pi = &gFoc_Ctrl.pi_id;
  1025. }else if (id == PID_IQ_ID) {
  1026. pi = &gFoc_Ctrl.pi_iq;
  1027. }else if (id == PID_VelLim_ID) {
  1028. #ifndef CONFIG_SPEED_LADRC
  1029. pi = &gFoc_Ctrl.pi_vel_lim;
  1030. #endif
  1031. }else if (id == PID_Vel_ID) {
  1032. #ifndef CONFIG_SPEED_LADRC
  1033. pi = &gFoc_Ctrl.pi_vel;
  1034. #endif
  1035. }else if (id == PID_AutoHold_ID) {
  1036. pi = &gFoc_Ctrl.pi_lock;
  1037. }
  1038. return pi;
  1039. }
  1040. void PMSM_FOC_SetPid(u8 id, float kp, float ki, float kd) {
  1041. if (id > PID_Max_ID) {
  1042. return;
  1043. }
  1044. PI_Controller *pi = _pid(id);
  1045. if (pi != NULL) {
  1046. pi->kp = kp;
  1047. pi->ki = ki;
  1048. pi->kd = kd;
  1049. }
  1050. }
  1051. void PMSM_FOC_GetPid(u8 id, float *kp, float *ki, float *kd) {
  1052. if (id > PID_Max_ID) {
  1053. return;
  1054. }
  1055. PI_Controller *pi = _pid(id);
  1056. if (pi != NULL) {
  1057. *kp = pi->kp;
  1058. *ki = pi->ki;
  1059. *kd = pi->kd;
  1060. }
  1061. }
  1062. void PMSM_FOC_SetErrCode(u8 error) {
  1063. if (gFoc_Ctrl.out.n_Error != error) {
  1064. gFoc_Ctrl.out.n_Error = error;
  1065. }
  1066. }
  1067. u8 PMSM_FOC_GetErrCode(void) {
  1068. return gFoc_Ctrl.out.n_Error;
  1069. }
  1070. void PMSM_FOC_Set_PlotType(Plot_t t) {
  1071. gFoc_Ctrl.plot_type = t;
  1072. }
  1073. //获取母线电流和实际输出电流矢量大小
  1074. void PMSM_FOC_Calc_Current(void) {
  1075. float vd = gFoc_Ctrl.out.s_OutVdq.d - gFoc_Ctrl.out.s_OutVdqDTC.d * TWO_BY_THREE;
  1076. float vq = gFoc_Ctrl.out.s_OutVdq.q - gFoc_Ctrl.out.s_OutVdqDTC.q * TWO_BY_THREE;
  1077. float id = gFoc_Ctrl.out.s_FilterIdq.d;
  1078. float iq = gFoc_Ctrl.out.s_FilterIdq.q;
  1079. /*
  1080. 根据公式(等幅值变换,功率不等):
  1081. iDC x vDC = 3/2(iq x vq + id x vd);
  1082. */
  1083. float m_pow = (vd * id + vq * iq);
  1084. float raw_idc = 0.0f;
  1085. float v_dc = get_vbus_float();
  1086. if (v_dc != 0.0f) {
  1087. raw_idc = m_pow / v_dc;
  1088. }
  1089. LowPass_Filter(gFoc_Ctrl.out.s_CalciDC, raw_idc, 0.02f);
  1090. m_pow = (gFoc_Ctrl.out.s_SamplevDQ.d * id + gFoc_Ctrl.out.s_SamplevDQ.q * iq) * 1.5f;
  1091. if (v_dc != 0.0f) {
  1092. raw_idc = m_pow / v_dc;
  1093. }
  1094. LowPass_Filter(gFoc_Ctrl.out.s_CalciDC2, raw_idc, 0.02f);
  1095. raw_idc = get_vbus_current();
  1096. if (raw_idc != NO_VALID_CURRENT) {
  1097. LowPass_Filter(gFoc_Ctrl.out.s_FilteriDC, raw_idc, 0.05f);
  1098. }else {
  1099. gFoc_Ctrl.out.s_FilteriDC = gFoc_Ctrl.out.s_CalciDC;
  1100. }
  1101. gFoc_Ctrl.out.s_RealCurrentFiltered = sqrtf(SQ(gFoc_Ctrl.out.s_FilterIdq.d) + SQ(gFoc_Ctrl.out.s_FilterIdq.q));
  1102. }
  1103. void PMSM_FOC_Brake(bool brake) {
  1104. gFoc_Ctrl.in.b_eBrake = brake;
  1105. if (gFoc_Ctrl.in.b_eBrake & gFoc_Ctrl.in.b_cruiseEna) {
  1106. gFoc_Ctrl.in.b_cruiseEna = false;
  1107. }
  1108. eCtrl_brake_signal(brake);
  1109. }