motor_control.c 42 KB

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  1. #include "motor_control.h"
  2. #include "MC_FOC_driver.h"
  3. #include "MC_PID_regulators.h"
  4. #include "MC_Globals.h"
  5. #include "stm32f10x_svpwm_3shunt.h"
  6. #include "hall_sensor.h"
  7. #include "cadence_sensor.h"
  8. #include "speed_sensor.h"
  9. #include "torque_sensor.h"
  10. #include "gas_sensor.h"
  11. #include "key_driver.h"
  12. #include "pwm_driver.h"
  13. #include "math_tools.h"
  14. #include "power12V_driver.h"
  15. #include "ICM20600.h"
  16. /************************全局变量定义************************/
  17. //工作模式
  18. MC_WorkMode_Struct_t MC_WorkMode = MC_WorkMode_Run;
  19. MC_WorkMode_Struct_t MC_WorkMode_Back = ~MC_WorkMode_Run;
  20. //MC_CTL控制指令
  21. MC_ControlCode_Struct_t MC_ControlCode= {MC_GearSt_OFF, MC_LightSwitch_OFF};
  22. MC_ControlCode_Struct_t MC_ControlCode_Back = {(MC_GearSt_Struct_t)~MC_GearSt_OFF, (MC_LightSwitch_Struct_t)~MC_LightSwitch_OFF};
  23. //电机控制计算参数
  24. MC_CalParam_Struct_t MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  25. MC_CalParam_Struct_t MC_CalParam_Back = {(MC_AssistRunMode_Struct_t)~MC_AssistRunMode_INVALID, ~0, ~0, (FlagStatus)~RESET};
  26. //踏频限流系数
  27. uint8_t MC_CadenceLimit_K = 100;
  28. //力矩助力控制参数
  29. MC_TorqueProcess_Param_Struct_t MC_TorqueProcess_Param = {SET, 0, 0, 0};
  30. //推行助力控制参数
  31. MC_WalkProcess_Param_Struct_t MC_WalkProcess_Param = {FALSE, 0};
  32. //电机启动标志
  33. FlagStatus MC_StarFlag = RESET;
  34. /*************************局部函数定义***********************/
  35. //设定值线性变化处理
  36. uint16_t MC_DataSet_Linear_Process(uint16_t SetData, uint16_t PresentData, uint16_t AddCnt, uint16_t DecCnt)
  37. {
  38. int16_t ErrorData;
  39. uint16_t Result;
  40. ErrorData = SetData - PresentData;
  41. if(ErrorData > 0) //升速
  42. {
  43. if(ErrorData >= AddCnt)
  44. {
  45. Result = PresentData + AddCnt;
  46. }
  47. else
  48. {
  49. Result = SetData;
  50. }
  51. }
  52. else if(ErrorData < 0) //降速
  53. {
  54. if((-ErrorData) >= DecCnt)
  55. {
  56. Result = PresentData - DecCnt;
  57. }
  58. else
  59. {
  60. Result = SetData;
  61. }
  62. }
  63. else
  64. {
  65. Result = SetData;
  66. }
  67. return Result;
  68. }
  69. //随电压计算助力衰减系数
  70. uint16_t MC_Cal_K_ByVoltage(uint16_t Voltage, uint16_t DesignVol, uint16_t K_Voltage_Old)
  71. {
  72. uint32_t Cal_Temp;
  73. uint16_t SetVol_Th = 0;
  74. uint16_t ResetVol_Th = 0;
  75. uint16_t Result = 1024;
  76. //根据马达额定电压设定衰减点、衰减系数和恢复点
  77. switch(DesignVol)
  78. {
  79. case 24:
  80. {
  81. SetVol_Th = 33 * 7;
  82. ResetVol_Th = 36 * 7;
  83. Cal_Temp = (Voltage > (SetVol_Th * 100)) ? 1024 : (uint16_t)((uint32_t)(Voltage) / SetVol_Th);//Voltage单位0.001V, SetVol_Th单位0.1V, 系数放大100倍
  84. break;
  85. }
  86. case 36:
  87. {
  88. SetVol_Th = 33 * 10;
  89. ResetVol_Th = 36 * 10;
  90. Cal_Temp = (Voltage > SetVol_Th * 100) ? 1024 : (uint16_t)((uint32_t)(Voltage) / SetVol_Th);//Voltage单位0.001V, SetVol_Th单位0.1V, 系数放大100倍
  91. break;
  92. }
  93. case 48:
  94. {
  95. SetVol_Th = 33 * 13;
  96. ResetVol_Th = 36 * 13;
  97. Cal_Temp = (Voltage > SetVol_Th * 100) ? 1024 : (uint16_t)((uint32_t)(Voltage) / SetVol_Th);//Voltage单位0.001V, SetVol_Th单位0.1V, 系数放大100倍
  98. break;
  99. }
  100. default:
  101. {
  102. Cal_Temp = 100;
  103. break;
  104. }
  105. }
  106. Cal_Temp = Cal_Temp * Cal_Temp / 100 * Cal_Temp / 100 * Cal_Temp * 1024 / 10000; //f(x) = x^4
  107. Cal_Temp = (Cal_Temp < 820) ? 820 : Cal_Temp;
  108. //系数仅衰减
  109. if(Cal_Temp < K_Voltage_Old)
  110. {
  111. Result = Cal_Temp;
  112. }
  113. else
  114. {
  115. Result = K_Voltage_Old;
  116. }
  117. //高于设定恢复电压后,恢复系数
  118. if(Voltage > (ResetVol_Th * 100))
  119. {
  120. Result = 1024;
  121. }
  122. return(Result);
  123. }
  124. //随温度计算助力衰减系数
  125. uint16_t MC_Cal_K_ByTemperature(uint16_t CoilTemp, uint16_t AlarmTempTH)
  126. {
  127. uint32_t CalTemp;
  128. uint16_t Result = 1024;
  129. if(CoilTemp > AlarmTempTH)
  130. {
  131. CalTemp = (uint32_t)AlarmTempTH * AlarmTempTH * 1024;
  132. Result = (uint16_t)(CalTemp / CoilTemp / CoilTemp);
  133. }
  134. else
  135. {
  136. Result = 1024;
  137. }
  138. return(Result);
  139. }
  140. //助力模式判断处理
  141. MC_AssistRunMode_Struct_t MC_JudgeAsistRunMode_Process(MC_SupportFlag_Struct_t GasCtrlMode, uint16_t GasSensorData, MC_GearSt_Struct_t GearSt, TrueOrFalse_Flag_Struct_t StopFlag)
  142. {
  143. MC_AssistRunMode_Struct_t MC_AssistRunMode_Result;
  144. if(MC_ErrorCode.Code == 0) // 无故障
  145. {
  146. if((GearSt != MC_GearSt_OFF) && (StopFlag == FALSE))
  147. {
  148. //进入指拨模式
  149. if((GasSensorData > 100) && (GasCtrlMode == MC_SUPPORT_ENABLE))
  150. {
  151. MC_AssistRunMode_Result = MC_AssistRunMode_GAS;
  152. }
  153. //退出指拨模式
  154. else if(GasSensorData < 50)
  155. {
  156. //进入推行模式
  157. if(GearSt == MC_GearSt_WALK)
  158. {
  159. MC_AssistRunMode_Result = MC_AssistRunMode_WALK;
  160. }
  161. else
  162. {
  163. //进入踏频模式
  164. if(((GearSt & 0xF0) != 0) && (GearSt != MC_GearSt_SMART))
  165. {
  166. MC_AssistRunMode_Result = MC_AssistRunMode_CADENCE;
  167. }
  168. //进入力矩模式
  169. else
  170. {
  171. MC_AssistRunMode_Result = MC_AssistRunMode_TORQUE;
  172. }
  173. }
  174. }
  175. }
  176. else
  177. {
  178. MC_AssistRunMode_Result = MC_AssistRunMode_INVALID;
  179. }
  180. Power12V_Driver_Process(SET);
  181. }
  182. else //存在故障
  183. {
  184. MC_AssistRunMode_Result = MC_AssistRunMode_INVALID;
  185. MC_ControlCode.GearSt = MC_GearSt_OFF;
  186. MC_ControlCode_Back.GearSt = (MC_GearSt_Struct_t)~MC_ControlCode.GearSt;
  187. #if 0
  188. Power12V_Driver_Process(RESET);
  189. #endif
  190. }
  191. return MC_AssistRunMode_Result;
  192. }
  193. /*指拨模式相关变量*/
  194. static int32_t SpdMotorDivWheelFlt=0;
  195. int16_t SpdProportion=490; //车轮电机速度比
  196. static uint16_t SpdProportion_buff_CNT=0;
  197. uint8_t SpdProportion_CAL_flag=0;
  198. static uint16_t SpdProportion_Save_CNT=0;
  199. uint16_t SpdProportion_buff[100]={0};
  200. float SpdProportion_StandardDeviation=0;
  201. int32_t test_StandardDeviation=0;
  202. uint16_t test_SpdProportionAver=0;
  203. int32_t SpeedSetMiddle=0;
  204. int16_t dbSpdWheelSet=0; //调试用
  205. int16_t wheelSpeed=0;
  206. static int16_t DbSpdMotorPre=0;
  207. static int16_t wheelSpeedPre=0;
  208. int16_t SpdMotorDivWheel=0;
  209. int16_t SpdMotorDivWheelFlted=0;
  210. int16_t SpeedMax = 0; // 最高时速
  211. int16_t SpeedSet = 0; // 速度设定值
  212. uint32_t accStep = 0; // 加速时间步进
  213. uint32_t decStep = 0; // 减速时间步进
  214. int16_t SpeedSetReal = 0; // 速度设定真实值
  215. /*指拨模式相关变量*/
  216. //指拨模式处理
  217. MC_CalParam_Struct_t MC_AssistRunMode_Gas_Process(uint16_t SensorData, MC_GearSt_Struct_t GearSt)
  218. {
  219. int32_t Tmp;
  220. int16_t TorQueBySpd = 0;
  221. int32_t Ref_Speed_Temp;
  222. int16_t SpdMotorByIdc = 0;
  223. MC_CalParam_Struct_t p_MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  224. //...插入指拨处理
  225. /*车轮速度使用原始数据,滤波后的数据有滞后,影响控制回路*/
  226. wheelSpeed = (int16_t)MC_SpeedSensorData.Speed_Data;
  227. /*实时计算电机转速与车轮速的比值*/
  228. SpdMotorDivWheel = (uint32_t)(MC_RunInfo.MotorSpeed * 100) / wheelSpeed ;
  229. Tmp = SpdMotorDivWheel;
  230. SpdMotorDivWheelFlt += ((Tmp << 8) - SpdMotorDivWheelFlt) >> 6;
  231. SpdMotorDivWheelFlted = SpdMotorDivWheelFlt >> 8;
  232. /*在电机转速与车轮速比值,与实际速比一致时,更新速比*/
  233. if(( MC_RunInfo.MotorSpeed > 100 ) && ( wheelSpeed > 0 ))
  234. {
  235. /*加速时,更新速比,比较法*/
  236. if((wheelSpeed - wheelSpeedPre ) > 5)
  237. {
  238. if(( MC_RunInfo.MotorSpeed - DbSpdMotorPre ) > 0)
  239. {
  240. SpdProportion = SpdMotorDivWheel ;
  241. }
  242. DbSpdMotorPre = MC_RunInfo.MotorSpeed;
  243. }
  244. wheelSpeedPre = wheelSpeed;
  245. /*求标准差,速比稳定后,更新速比*/
  246. /*此处将数据保存到数组中,标准差计算,时间较长,放在主循环进行*/
  247. if((SpdProportion_CAL_flag==0) && (MC_CalParam.Ref_Speed > 25)) //电机力矩控制量低于25时,认为是空载,此时不更新速比
  248. {
  249. SpdProportion_Save_CNT++;
  250. /*40ms保存一次数据到数组*/
  251. if(SpdProportion_Save_CNT >= 40 )
  252. {
  253. SpdProportion_Save_CNT = 0;
  254. SpdProportion_buff[SpdProportion_buff_CNT] = SpdMotorDivWheelFlted;
  255. SpdProportion_buff_CNT++;
  256. if( SpdProportion_buff_CNT >=50 )
  257. {
  258. SpdProportion_buff_CNT = 0;
  259. /*标志位置1,主循环里求标准差*/
  260. SpdProportion_CAL_flag = 1;
  261. }
  262. }
  263. }
  264. }
  265. else
  266. {
  267. wheelSpeedPre = wheelSpeed;
  268. DbSpdMotorPre = MC_RunInfo.MotorSpeed;
  269. }
  270. /*电机最高速度,上位机配置参数*/
  271. SpeedMax = MC_MotorParam.Rate_Speed;
  272. Tmp = SensorData + 50 ; //加50偏移量,确保能达到最大值2048
  273. Tmp = Tmp > 2048 ? 2048 : Tmp;
  274. /*调试用,根据车速限速值,换算指拨对应的设定车速*/
  275. dbSpdWheelSet = (Tmp * MC_ConfigParam1.SpeedLimit * 10 )>> 11;
  276. /*电机转速设定,根据指拨大小、车轮限速值和速比,换算*/
  277. SpeedSet = ((Tmp * MC_ConfigParam1.SpeedLimit * SpdProportion) / 10 >> 11); //(Tmp >> 11) * cd_Speedlimit * ( SpdProportion / 10)
  278. //超过限速值,设定电机转速为0
  279. if(wheelSpeed > (MC_ConfigParam1.SpeedLimit * 10 + 20))
  280. {
  281. SpeedSet = 0;
  282. }
  283. SpeedSet = (SpeedSet > 0) ? SpeedSet : 0;
  284. SpeedSet = (SpeedSet < SpeedMax) ? SpeedSet : SpeedMax;
  285. //根据档位调整加速度
  286. switch (GearSt & 0x0F)
  287. {
  288. case 0x01:
  289. accStep = StepCalc(SpeedMax, 1, 6500);
  290. break;
  291. case 0x02:
  292. accStep = StepCalc(SpeedMax, 1, 6000);
  293. break;
  294. case 0x03:
  295. accStep = StepCalc(SpeedMax, 1, 5500);
  296. break;
  297. case 0x04:
  298. accStep = StepCalc(SpeedMax, 1, 5000);
  299. break;
  300. default:
  301. /*计算周期1ms, 加减速时间为 5.00s 加减速步进计算*/
  302. accStep = StepCalc(SpeedMax, 1, 5000);
  303. break;
  304. }
  305. /*减速步进*/
  306. decStep = StepCalc(SpeedMax, 1, 1000);
  307. /* 跟踪启动 */
  308. if(MC_CalParam.Foc_Flag == RESET)
  309. {
  310. //MotorStartFlg = 1;
  311. if(MC_RunInfo.MotorSpeed > 100)
  312. {
  313. SpeedSetReal = MC_RunInfo.MotorSpeed;
  314. SpeedSetMiddle = SpeedSetReal << 16;
  315. }
  316. }
  317. /*速度指令的加减速处理*/
  318. #if 1 //根据档位设定最高速度
  319. switch(GearSt & 0x0F)
  320. {
  321. case 0x01:
  322. SpeedSetReal = accDecProcess((SpeedSet * 9) >> 4, accStep, decStep, &SpeedSetMiddle);
  323. break;
  324. case 0x02:
  325. SpeedSetReal = accDecProcess((SpeedSet * 11) >> 4, accStep, decStep, &SpeedSetMiddle);
  326. break;
  327. case 0x03:
  328. SpeedSetReal = accDecProcess((SpeedSet * 13) >> 4, accStep, decStep, &SpeedSetMiddle);
  329. break;
  330. case 0x04:
  331. SpeedSetReal = accDecProcess(SpeedSet, accStep, decStep, &SpeedSetMiddle);
  332. break;
  333. default:
  334. SpeedSetReal = accDecProcess(SpeedSet, accStep, decStep, &SpeedSetMiddle);
  335. break;
  336. }
  337. #else
  338. SpeedSetReal = accDecProcess(SpeedSet, accStep, decStep, &SpeedSetMiddle);
  339. #endif
  340. /*限制母线电流*/
  341. #if 0 //根据档位设定最大电流,电流环在内环,不稳定
  342. static uint16_t CurrentLimitPresent; //限流实际值,做升降速处理
  343. uint16_t CurrentLimitSet; //限流设置值,不同助力档位更新
  344. switch(GearSt & 0x0F)
  345. {
  346. case 0x01://ECO
  347. {
  348. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_ECO.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  349. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  350. break;
  351. }
  352. case 0x02://NORM
  353. {
  354. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_NORM.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  355. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  356. break;
  357. }
  358. case 0x03://SPORT
  359. {
  360. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_SPORT.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  361. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  362. break;
  363. }
  364. case 0x04://TURBO
  365. {
  366. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_TURBO.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  367. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  368. break;
  369. }
  370. default://SMART
  371. {
  372. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_SMART.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  373. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  374. break;
  375. }
  376. }
  377. SpdMotorByIdc = PID_Regulator(CurrentLimitPresent, MC_RunInfo.BusCurrent >> 7, &PID_ConstantPower);
  378. #else
  379. SpdMotorByIdc = PID_Regulator((MC_ConfigParam1.CurrentLimit * 1000) >> 7, MC_RunInfo.BusCurrent >> 7, &PID_ConstantPower);
  380. #endif
  381. /* 电机速度闭环 */
  382. //最大力矩为4档的力矩参数
  383. PID_MotorSpd.hLower_Limit_Output= -(MC_AssisParam.Gear_TURBO.Upper_Iq / 2);
  384. PID_MotorSpd.hUpper_Limit_Output= (MC_AssisParam.Gear_TURBO.Upper_Iq / 2);
  385. TorQueBySpd = PID_Regulator(SpeedSetReal, MC_RunInfo.MotorSpeed, &PID_MotorSpd);
  386. TorQueBySpd += SpdMotorByIdc;
  387. #if 1
  388. static uint16_t K_ByVoltage_Set_Old = 1024;
  389. uint16_t K_ByVoltage_Set;
  390. static uint16_t K_ByVoltage_Result;
  391. uint16_t K_ByTemperature_Set;
  392. static uint16_t K_ByTemperature_Result;
  393. //根据电压调节输出
  394. K_ByVoltage_Set = MC_Cal_K_ByVoltage(MC_RunInfo.BusVoltage, MC_MotorParam.Rate_Voltage, K_ByVoltage_Set_Old);//根据母线电压计算衰减比例,递减
  395. K_ByVoltage_Set_Old = K_ByVoltage_Set;
  396. K_ByVoltage_Result = MC_DataSet_Linear_Process(K_ByVoltage_Set, K_ByVoltage_Result, 1, 1); //设定值与给定值线性处理
  397. //根据温度调节输出
  398. K_ByTemperature_Set = MC_Cal_K_ByTemperature(MC_RunInfo.T_Coil, MC_ConfigParam1.TempTH_Alarm); //根据温度计算衰减比例
  399. K_ByTemperature_Result = MC_DataSet_Linear_Process(K_ByTemperature_Set, K_ByTemperature_Result, 1, 1); //设定值与给定值线性处理
  400. #else
  401. uint16_t K_ByVoltage_Result = 1024;
  402. uint16_t K_ByTemperature_Result = 1024;
  403. #endif
  404. //速度环控制量为0时停机,防止电机出现异响
  405. if(SpeedSetReal == 0)
  406. {
  407. MC_MotorStop(&MC_StarFlag);
  408. }
  409. else
  410. {
  411. //电机启动
  412. MC_MotorStar(&MC_StarFlag);
  413. }
  414. Ref_Speed_Temp = ((int32_t)TorQueBySpd * K_ByVoltage_Result) >> 10;
  415. Ref_Speed_Temp = ((int32_t)Ref_Speed_Temp * K_ByTemperature_Result) >> 10;
  416. p_MC_CalParam.Ref_Speed = (int16_t)(Ref_Speed_Temp);
  417. p_MC_CalParam.Foc_Flag = SET;
  418. p_MC_CalParam.AssistRunMode = MC_AssistRunMode_GAS;
  419. return (p_MC_CalParam);
  420. }
  421. //推行模式处理
  422. MC_CalParam_Struct_t MC_AssistRunMode_Walk_Process(MC_WorkMode_Struct_t p_MC_WorkMode)
  423. {
  424. MC_CalParam_Struct_t p_MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  425. int16_t TorQueBySpd = 0;
  426. int32_t Ref_Speed_Temp;
  427. int16_t SpdMotorByIdc = 0;
  428. uint8_t StepData = 0;
  429. //配置模式,设定转速 = 最高转速
  430. if(p_MC_WorkMode == MC_WorkMode_Config)
  431. {
  432. StepData = (MC_MotorParam.Rate_Speed << 5) / 5000;//设计5s加速到最大值
  433. StepData = (StepData < 1) ? 1 : StepData;
  434. if(MC_WalkProcess_Param.MotorSpeedSetBigin < (MC_MotorParam.Rate_Speed << 5) * MC_WalkMode_Persent / 100 - 10)
  435. {
  436. MC_WalkProcess_Param.MotorSpeedSetBigin += StepData;
  437. }
  438. else if(MC_WalkProcess_Param.MotorSpeedSetBigin > (MC_MotorParam.Rate_Speed << 5) * MC_WalkMode_Persent / 100 + 10)
  439. {
  440. if(MC_WalkProcess_Param.MotorSpeedSetBigin > StepData)
  441. {
  442. MC_WalkProcess_Param.MotorSpeedSetBigin -= StepData;
  443. }
  444. else
  445. {
  446. MC_WalkProcess_Param.MotorSpeedSetBigin = 0;
  447. }
  448. }
  449. else
  450. {
  451. MC_WalkProcess_Param.MotorSpeedSetBigin = (MC_MotorParam.Rate_Speed << 5 ) * MC_WalkMode_Persent / 100;
  452. }
  453. SpdMotorByIdc = PID_Regulator((MC_ConfigParam1.CurrentLimit * 1000) >> 7, MC_RunInfo.BusCurrent >> 7, &PID_ConstantPower); // 母线电流闭环
  454. }
  455. //运行模式,设定转速 = 设置值
  456. else
  457. {
  458. uint8_t WalkMode_MotorSpeedSet = 0;
  459. //新增配置项,兼容旧电机
  460. WalkMode_MotorSpeedSet = (MC_ConfigParam1.WalkMode_MotorSpeedSet == 0) ? 135 : MC_ConfigParam1.WalkMode_MotorSpeedSet;
  461. if(MC_WalkProcess_Param.MotorSpeedSetBigin < (WalkMode_MotorSpeedSet << 5) - 10)
  462. {
  463. MC_WalkProcess_Param.MotorSpeedSetBigin += 1;
  464. }
  465. else if(MC_WalkProcess_Param.MotorSpeedSetBigin > (WalkMode_MotorSpeedSet << 5) + 10)
  466. {
  467. MC_WalkProcess_Param.MotorSpeedSetBigin -= 1;
  468. }
  469. else
  470. {
  471. MC_WalkProcess_Param.MotorSpeedSetBigin = WalkMode_MotorSpeedSet << 5;
  472. }
  473. SpdMotorByIdc = PID_Regulator((MC_ConfigParam1.CurrentLimit * 500) >> 7, MC_RunInfo.BusCurrent >> 7, &PID_ConstantPower); // 母线电流闭环
  474. }
  475. //速度环
  476. TorQueBySpd = PID_Regulator((MC_WalkProcess_Param.MotorSpeedSetBigin >> 5), MC_RunInfo.MotorSpeed, &PID_MotorSpd); // 电机速度闭环输出
  477. TorQueBySpd += SpdMotorByIdc;
  478. //限制车速低于设置值
  479. if(p_MC_WorkMode != MC_WorkMode_Config) //运行模式,推行限速
  480. {
  481. uint8_t WalkMode_SpeedLimit = 0;
  482. //新增配置项,兼容旧电机
  483. WalkMode_SpeedLimit = (MC_ConfigParam1.WalkMode_SpeedLimit == 0) ? 60 : MC_ConfigParam1.WalkMode_SpeedLimit;
  484. TorQueBySpd = (uint16_t)((uint32_t)(TorQueBySpd * Function_Linear_3Stage((WalkMode_SpeedLimit - 5), 0, (WalkMode_SpeedLimit - 5), 128, MC_RunInfo.BikeSpeed)) >> 10);
  485. if(MC_RunInfo.BikeSpeed > WalkMode_SpeedLimit)
  486. {
  487. MC_WalkProcess_Param.MotorSpeedSetBigin = 0;
  488. MC_MotorStop(&MC_StarFlag);
  489. }
  490. else
  491. {
  492. //电机启动
  493. MC_MotorStar(&MC_StarFlag);
  494. }
  495. }
  496. else //配置模式不限速
  497. {
  498. //电机启动
  499. MC_MotorStar(&MC_StarFlag);
  500. }
  501. #if 1
  502. static uint16_t K_ByVoltage_Set_Old = 1024;
  503. uint16_t K_ByVoltage_Set;
  504. static uint16_t K_ByVoltage_Result;
  505. uint16_t K_ByTemperature_Set;
  506. static uint16_t K_ByTemperature_Result;
  507. //根据电压调节输出
  508. K_ByVoltage_Set = MC_Cal_K_ByVoltage(MC_RunInfo.BusVoltage, MC_MotorParam.Rate_Voltage, K_ByVoltage_Set_Old);//根据母线电压计算衰减比例,递减
  509. K_ByVoltage_Set_Old = K_ByVoltage_Set;
  510. K_ByVoltage_Result = MC_DataSet_Linear_Process(K_ByVoltage_Set, K_ByVoltage_Result, 1, 1); //设定值与给定值线性处理
  511. //根据温度调节输出
  512. K_ByTemperature_Set = MC_Cal_K_ByTemperature(MC_RunInfo.T_Coil, MC_ConfigParam1.TempTH_Alarm); //根据温度计算衰减比例
  513. K_ByTemperature_Result = MC_DataSet_Linear_Process(K_ByTemperature_Set, K_ByTemperature_Result, 1, 1); //设定值与给定值线性处理
  514. #else
  515. uint16_t K_ByVoltage_Result = 1024;
  516. uint16_t K_ByTemperature_Result = 1024;
  517. #endif
  518. #if 0
  519. //限制最大输出功率为250W
  520. static uint16_t IqsMax;
  521. if(MC_RunInfo.MotorSpeed < 10)
  522. {
  523. IqsMax = 1050;
  524. }
  525. else
  526. {
  527. IqsMax = 235000 / MC_RunInfo.MotorSpeed;
  528. }
  529. IqsMax = (IqsMax > 1050) ? 1050 : IqsMax;
  530. if(TorQueBySpd > IqsMax)
  531. {
  532. TorQueBySpd = IqsMax;
  533. }
  534. #elif 0
  535. if(TorQueBySpd > 450)
  536. {
  537. TorQueBySpd = 450;
  538. }
  539. #endif
  540. Ref_Speed_Temp = ((int32_t)TorQueBySpd * K_ByVoltage_Result) >> 10;
  541. Ref_Speed_Temp = ((int32_t)Ref_Speed_Temp * K_ByTemperature_Result) >> 10;
  542. p_MC_CalParam.Ref_Speed = (int16_t)(Ref_Speed_Temp);
  543. p_MC_CalParam.Foc_Flag = SET;
  544. p_MC_CalParam.AssistRunMode = MC_AssistRunMode_WALK;
  545. return (p_MC_CalParam);
  546. }
  547. //踏频模式处理
  548. MC_CalParam_Struct_t MC_AssistRunMode_Cadence_Process(MC_GearSt_Struct_t GearSt)
  549. {
  550. MC_CalParam_Struct_t p_MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  551. //...插入踏频处理
  552. //电机启动
  553. MC_MotorStar(&MC_StarFlag);
  554. p_MC_CalParam.Foc_Flag = SET;
  555. p_MC_CalParam.AssistRunMode = MC_AssistRunMode_CADENCE;
  556. return (p_MC_CalParam);
  557. }
  558. //力矩模式处理
  559. MC_CalParam_Struct_t MC_AssistRunMode_Torque_Process(uint16_t SenorData, MC_GearSt_Struct_t GearSt, uint16_t SenorDataByCadence)
  560. {
  561. MC_CalParam_Struct_t p_MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  562. uint8_t TorqueAccStep = 0;//力矩上升斜率
  563. uint8_t TorqueDecStep = 0;//力矩下降斜率
  564. uint16_t TorqueStartData, TorqueStopData;//力矩启动值,力矩停机值
  565. int16_t Torque_Temp;
  566. int32_t Torque_Ref_Temp;
  567. static uint32_t TorqueStopDelayTimeCnt = 0; //低力矩停机计时
  568. uint16_t TorqueStopDelayTime;
  569. static int16_t IqRefByInPower; //限流计算结果
  570. static uint16_t CurrentLimitPresent; //限流实际值,做升降速处理
  571. uint16_t CurrentLimitSet; //限流设置值,不同助力档位更新
  572. static uint8_t TorqueRefEndUpdateCount = 0;
  573. #define SOFT_SATRT 1
  574. #if SOFT_SATRT
  575. static FlagStatus SoftStartFlag = SET;
  576. static uint16_t SoftStartDelayTimeCount = 0;
  577. uint16_t SoftStartDelayTime = 0;
  578. uint16_t SoftStartAcc = 0;
  579. #endif
  580. #if 1
  581. //踩踏力矩输入
  582. MC_TorqueProcess_Param.TorqueApp = SenorData;
  583. #elif 1
  584. //输入阶跃
  585. MC_TorqueProcess_Param.TorqueApp = 1000;
  586. //踏频设为启动
  587. MC_CadenceResult.Cadence_Dir = MC_Cadence_Forward;
  588. MC_CadenceResult.IsStopFlag = FALSE;
  589. #elif 1
  590. //输入斜坡
  591. static uint32_t WaveTime_Zero = 0;
  592. static uint32_t Time_Enter = 0;
  593. if((HAL_GetTick() - Time_Enter) > 10) // 超时10ms未进入,波形发生初始时刻清零
  594. {
  595. WaveTime_Zero = HAL_GetTick();
  596. }
  597. Time_Enter = HAL_GetTick();
  598. MC_TorqueProcess_Param.TorqueApp = RampWaveGenerate(WaveTime_Zero, 6000, 2100);
  599. //踏频设为启动
  600. MC_CadenceResult.Cadence_Dir = MC_Cadence_Forward;
  601. MC_CadenceResult.IsStopFlag = FALSE;
  602. #elif 1
  603. //输入三角波,测试输出响应
  604. static uint32_t WaveTime_Zero = 0;
  605. static uint32_t Time_Enter = 0;
  606. if((HAL_GetTick() - Time_Enter) > 10) // 超时10ms未进入,波形发生初始时刻清零
  607. {
  608. WaveTime_Zero = HAL_GetTick();
  609. }
  610. Time_Enter = HAL_GetTick();
  611. MC_TorqueProcess_Param.TorqueApp = TriangleWaveGenerate(WaveTime_Zero, 500, 1000 ,1500);
  612. //踏频设为启动
  613. MC_CadenceResult.Cadence_Dir = MC_Cadence_Forward;
  614. MC_CadenceResult.IsStopFlag = FALSE;
  615. #elif 1
  616. //输入方波,测试输出响应
  617. static uint32_t WaveTime_Zero = 0;
  618. static uint32_t Time_Enter = 0;
  619. if((HAL_GetTick() - Time_Enter) > 10) // 超时10ms未进入,波形发生初始时刻清零
  620. {
  621. WaveTime_Zero = HAL_GetTick();
  622. }
  623. Time_Enter = HAL_GetTick();
  624. MC_TorqueProcess_Param.TorqueApp = SquareWaveGenerate(WaveTime_Zero, 5000, 8000, 1500);
  625. //踏频设为启动
  626. MC_CadenceResult.Cadence_Dir = MC_Cadence_Forward;
  627. MC_CadenceResult.IsStopFlag = FALSE;
  628. #endif
  629. //低力矩停机
  630. TorqueStopData = (TorqueSensorStartData < 200) ? 100 : (TorqueSensorStartData >> 1);
  631. if(MC_TorqueProcess_Param.TorqueApp >= (TorqueStopData))
  632. {
  633. TorqueStopDelayTimeCnt = HAL_GetTick();
  634. }
  635. else
  636. {
  637. if(MC_RunInfo.MotorSpeed > 200)
  638. {
  639. TorqueStopDelayTime = 218400 / MC_RunInfo.MotorSpeed; //60s / (电机转速 / 4.55 / 2.4) / 3,曲柄1/3圈
  640. }
  641. else
  642. {
  643. TorqueStopDelayTime = 1200;
  644. }
  645. TorqueStopDelayTime= (TorqueStopDelayTime < 500) ? 500 : TorqueStopDelayTime;
  646. if((HAL_GetTick() - TorqueStopDelayTimeCnt) > TorqueStopDelayTime)//超时1200ms
  647. {
  648. MC_TorqueProcess_Param.MotorStopLock_Flag = SET;
  649. }
  650. }
  651. //启动值判断
  652. if(MC_RunInfo.BikeSpeed > 60)
  653. {
  654. TorqueStartData = (TorqueSensorStartData < 200 ? 150 : (TorqueSensorStartData > 700 ? 525 : ((TorqueSensorStartData * 3) >> 2)));
  655. }
  656. else
  657. {
  658. TorqueStartData = (TorqueSensorStartData < 200 ? 150 : (TorqueSensorStartData > 700 ? 525 : TorqueSensorStartData));
  659. }
  660. if(MC_TorqueProcess_Param.TorqueApp >= TorqueStartData)
  661. {
  662. MC_TorqueProcess_Param.MotorStopLock_Flag = RESET;
  663. }
  664. //踏频反向或踏频停止停机
  665. if((MC_CadenceResult.Cadence_Dir == MC_Cadence_Backward) ||
  666. (MC_CadenceResult.IsStopFlag == TRUE)
  667. )
  668. {
  669. MC_TorqueProcess_Param.MotorStopLock_Flag = SET;
  670. }
  671. //停机状态,延时处理
  672. if(MC_TorqueProcess_Param.MotorStopLock_Flag == SET)
  673. {
  674. if(MC_TorqueProcess_Param.TorqueRefEnd <= 7)
  675. {
  676. MC_TorqueProcess_Param.TorqueRefEnd = 0;
  677. //停机处理
  678. MC_MotorStop(&MC_StarFlag);
  679. #if SOFT_SATRT
  680. //缓启动标志置位
  681. SoftStartFlag = SET;
  682. SoftStartDelayTimeCount = 0;
  683. #endif
  684. }
  685. else
  686. {
  687. MC_TorqueProcess_Param.TorqueRefEnd -= 7; //这里影响到停止踩踏后的断电时间
  688. MC_MotorStar(&MC_StarFlag);
  689. }
  690. }
  691. //力矩给定升降速处理
  692. else
  693. {
  694. /*调节助力比,使用经过踏频信号滤波处理的力矩值*/
  695. MC_TorqueProcess_Param.TorqueApp = SenorDataByCadence;
  696. //按照助力档位调节力矩输入值
  697. switch(GearSt)
  698. {
  699. case MC_GearSt_Torque_ECO:
  700. {
  701. //控制输入给定加速斜率
  702. if(MC_ConfigParam1.UserAdjParam_ECO.StarModel_GAIN <= 80)
  703. {
  704. TorqueAccStep = MC_AssisParam.Gear_ECO.AccCnt - 1;
  705. }
  706. else if(MC_ConfigParam1.UserAdjParam_ECO.StarModel_GAIN >= 120)
  707. {
  708. TorqueAccStep = MC_AssisParam.Gear_ECO.AccCnt + 1;
  709. }
  710. else
  711. {
  712. TorqueAccStep = MC_AssisParam.Gear_ECO.AccCnt;
  713. }
  714. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  715. //控制输入给定减速斜率
  716. TorqueDecStep = MC_AssisParam.Gear_ECO.DecCnt;
  717. //随力矩输入调节助力比
  718. Torque_Temp = (uint16_t)((uint32_t)(MC_TorqueProcess_Param.TorqueApp * Coefficient_GainCal(MC_AssisParam.Gear_ECO.Gain_K >> 1, MC_AssisParam.Gear_ECO.Gain_K, MC_AssisParam.Gear_ECO.TorqueApp_TH, MC_TorqueProcess_Param.TorqueApp)) >> 10);
  719. //根据助力增益调节助力比
  720. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_ECO.Assist_K_GAIN / 100;
  721. //给定下限
  722. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_ECO.Lower_Iq) ? MC_AssisParam.Gear_ECO.Lower_Iq : Torque_Temp;
  723. //给定上限
  724. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_ECO.Upper_Iq) ? MC_AssisParam.Gear_ECO.Upper_Iq : Torque_Temp;
  725. //限流参数设置
  726. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_ECO.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * 100;
  727. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  728. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_ECO.Upper_Iq); //Lower Limit for Output limitation
  729. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  730. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_ECO.Upper_Iq << 10); // 放大1024
  731. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  732. break;
  733. }
  734. case MC_GearSt_Torque_NORM:
  735. {
  736. //控制输入给定加速斜率
  737. if(MC_ConfigParam1.UserAdjParam_NORM.StarModel_GAIN <= 80)
  738. {
  739. TorqueAccStep = MC_AssisParam.Gear_NORM.AccCnt - 1;
  740. }
  741. else if(MC_ConfigParam1.UserAdjParam_NORM.StarModel_GAIN >= 120)
  742. {
  743. TorqueAccStep = MC_AssisParam.Gear_NORM.AccCnt + 1;
  744. }
  745. else
  746. {
  747. TorqueAccStep = MC_AssisParam.Gear_NORM.AccCnt;
  748. }
  749. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  750. //控制输入给定减速斜率
  751. TorqueDecStep = MC_AssisParam.Gear_NORM.DecCnt;
  752. //随力矩输入调节助力比
  753. Torque_Temp = (uint16_t)((uint32_t)(MC_TorqueProcess_Param.TorqueApp * Coefficient_GainCal(MC_AssisParam.Gear_NORM.Gain_K >> 1, MC_AssisParam.Gear_NORM.Gain_K, MC_AssisParam.Gear_NORM.TorqueApp_TH, MC_TorqueProcess_Param.TorqueApp)) >> 10);
  754. //根据助力增益调节助力比
  755. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_NORM.Assist_K_GAIN / 100;
  756. //给定下限
  757. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_NORM.Lower_Iq) ? MC_AssisParam.Gear_NORM.Lower_Iq : Torque_Temp;
  758. //给定上限
  759. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_NORM.Upper_Iq) ? MC_AssisParam.Gear_NORM.Upper_Iq : Torque_Temp;
  760. //限流参数设置
  761. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_NORM.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * 100;
  762. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  763. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_NORM.Upper_Iq); //Lower Limit for Output limitation
  764. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  765. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_NORM.Upper_Iq << 10); // 放大1024
  766. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  767. break;
  768. }
  769. case MC_GearSt_Torque_SPORT:
  770. {
  771. //控制输入给定加速斜率
  772. if(MC_ConfigParam1.UserAdjParam_SPORT.StarModel_GAIN <= 80)
  773. {
  774. TorqueAccStep = MC_AssisParam.Gear_SPORT.AccCnt - 1;
  775. }
  776. else if(MC_ConfigParam1.UserAdjParam_SPORT.StarModel_GAIN >= 120)
  777. {
  778. TorqueAccStep = MC_AssisParam.Gear_SPORT.AccCnt + 1;
  779. }
  780. else
  781. {
  782. TorqueAccStep = MC_AssisParam.Gear_SPORT.AccCnt;
  783. }
  784. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  785. //控制输入给定减速斜率
  786. TorqueDecStep = MC_AssisParam.Gear_SPORT.DecCnt;
  787. //随力矩输入调节助力比
  788. Torque_Temp = (uint16_t)((uint32_t)(MC_TorqueProcess_Param.TorqueApp * Coefficient_GainCal(MC_AssisParam.Gear_SPORT.Gain_K >> 1, MC_AssisParam.Gear_SPORT.Gain_K, MC_AssisParam.Gear_SPORT.TorqueApp_TH, MC_TorqueProcess_Param.TorqueApp)) >> 10);
  789. //根据助力增益调节助力比
  790. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_SPORT.Assist_K_GAIN / 100;
  791. //给定下限
  792. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_SPORT.Lower_Iq) ? MC_AssisParam.Gear_SPORT.Lower_Iq : Torque_Temp;
  793. //给定上限
  794. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_SPORT.Upper_Iq) ? MC_AssisParam.Gear_SPORT.Upper_Iq : Torque_Temp;
  795. //限流参数设置
  796. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_SPORT.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * MC_CadenceLimit_K;
  797. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  798. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_SPORT.Upper_Iq); //Lower Limit for Output limitation
  799. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  800. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_SPORT.Upper_Iq << 10); // 放大1024
  801. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  802. break;
  803. }
  804. case MC_GearSt_Torque_TURBO:
  805. {
  806. //控制输入给定加速斜率
  807. if(MC_ConfigParam1.UserAdjParam_TURBO.StarModel_GAIN <= 80)
  808. {
  809. TorqueAccStep = MC_AssisParam.Gear_TURBO.AccCnt - 1;
  810. }
  811. else if(MC_ConfigParam1.UserAdjParam_TURBO.StarModel_GAIN >= 120)
  812. {
  813. TorqueAccStep = MC_AssisParam.Gear_TURBO.AccCnt + 1;
  814. }
  815. else
  816. {
  817. TorqueAccStep = MC_AssisParam.Gear_TURBO.AccCnt;
  818. }
  819. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  820. //控制输入给定减速斜率
  821. TorqueDecStep = MC_AssisParam.Gear_TURBO.DecCnt;
  822. //随力矩输入调节助力比
  823. Torque_Temp = (uint16_t)((uint32_t)(MC_TorqueProcess_Param.TorqueApp * Coefficient_GainCal(MC_AssisParam.Gear_TURBO.Gain_K >> 1, MC_AssisParam.Gear_TURBO.Gain_K, MC_AssisParam.Gear_TURBO.TorqueApp_TH, MC_TorqueProcess_Param.TorqueApp)) >> 10);
  824. //根据助力增益调节助力比
  825. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_TURBO.Assist_K_GAIN / 100;
  826. //给定下限
  827. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_TURBO.Lower_Iq) ? MC_AssisParam.Gear_TURBO.Lower_Iq : Torque_Temp;
  828. //给定上限
  829. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_TURBO.Upper_Iq) ? MC_AssisParam.Gear_TURBO.Upper_Iq : Torque_Temp;
  830. //限流参数设置
  831. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_TURBO.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * MC_CadenceLimit_K;
  832. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  833. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_TURBO.Upper_Iq); //Lower Limit for Output limitation
  834. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  835. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_TURBO.Upper_Iq << 10); // 放大1024
  836. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  837. break;
  838. }
  839. case MC_GearSt_SMART:
  840. {
  841. //控制输入给定加速斜率
  842. if(MC_ConfigParam1.UserAdjParam_SMART.StarModel_GAIN <= 80)
  843. {
  844. TorqueAccStep = MC_AssisParam.Gear_SMART.AccCnt - 1;
  845. }
  846. else if(MC_ConfigParam1.UserAdjParam_SMART.StarModel_GAIN >= 120)
  847. {
  848. TorqueAccStep = MC_AssisParam.Gear_SMART.AccCnt + 1;
  849. }
  850. else
  851. {
  852. TorqueAccStep = MC_AssisParam.Gear_SMART.AccCnt;
  853. }
  854. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  855. //控制输入给定减速斜率
  856. TorqueDecStep = MC_AssisParam.Gear_SMART.DecCnt;
  857. //助力比控制系数
  858. Torque_Temp = (uint32_t)(MC_TorqueProcess_Param.TorqueApp * MC_TorqueProcess_Param.TorqueApp) / (MC_AssisParam.Gear_SMART.TorqueApp_TH);
  859. //根据助力增益调节助力比
  860. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_SMART.Assist_K_GAIN / 100;
  861. //给定下限
  862. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_SMART.Lower_Iq) ? MC_AssisParam.Gear_SMART.Lower_Iq : Torque_Temp;
  863. //给定上限
  864. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_SMART.Upper_Iq) ? MC_AssisParam.Gear_SMART.Upper_Iq : Torque_Temp;
  865. //限流参数设置
  866. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_SMART.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * MC_CadenceLimit_K;
  867. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  868. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_SMART.Upper_Iq); //Lower Limit for Output limitation
  869. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  870. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_SMART.Upper_Iq << 10); // 放大1024
  871. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  872. break;
  873. }
  874. default:
  875. {
  876. TorqueAccStep = 0;
  877. TorqueDecStep = 0;
  878. Torque_Temp = 0;
  879. break;
  880. }
  881. }
  882. //随车速调节助力比
  883. Torque_Temp = (uint16_t)((uint32_t)(Torque_Temp * Function_Linear_3Stage(MC_ConfigParam1.SpeedLimit * 10, 0, MC_ConfigParam1.SpeedLimit * 10, 52, MC_SpeedSensorData.Speed_Data)) >> 10);
  884. //助力输出
  885. MC_TorqueProcess_Param.TorqueRef = Torque_Temp;
  886. if(MC_TorqueProcess_Param.TorqueRef <= 0)
  887. {
  888. MC_TorqueProcess_Param.TorqueRef = 0;
  889. }
  890. //升降速曲线计算
  891. if( MC_SpeedSensorData.Speed_Data > (MC_ConfigParam1.SpeedLimit * 10) ) //限速处理
  892. {
  893. if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) > 2)
  894. {
  895. MC_TorqueProcess_Param.TorqueRefEnd += 1;
  896. }
  897. else if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) < (- 1))
  898. {
  899. MC_TorqueProcess_Param.TorqueRefEnd -= 1;
  900. }
  901. }
  902. else if( (Bike_Attitude.UpWardSlope_flag == TRUE)&&(MC_SpeedSensorData.Speed_Data < 100)) //上坡处理
  903. {
  904. if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) > 2)
  905. {
  906. MC_TorqueProcess_Param.TorqueRefEnd += TorqueAccStep;
  907. }
  908. else if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) < (- 1))
  909. {
  910. TorqueRefEndUpdateCount++;
  911. if(TorqueRefEndUpdateCount >=3)
  912. {
  913. TorqueRefEndUpdateCount = 0;
  914. MC_TorqueProcess_Param.TorqueRefEnd -= TorqueDecStep;
  915. }
  916. }
  917. }
  918. #if SOFT_SATRT
  919. else if(SoftStartFlag == SET) //启动处理
  920. {
  921. if(MC_ConfigParam1.StarModel == MC_StarMode_DYNAMIC) //强劲模式,无延迟
  922. {
  923. SoftStartDelayTimeCount = 0;
  924. SoftStartFlag = RESET;
  925. }
  926. else
  927. {
  928. if(MC_ConfigParam1.StarModel == MC_StarMode_SOFT) //柔和模式,延迟300ms
  929. {
  930. SoftStartDelayTime = 300; //启动处理延时300ms
  931. SoftStartAcc = 30; //30ms递增0.1倍
  932. }
  933. else //正常模式,延迟100ms
  934. {
  935. SoftStartDelayTime = 100; //启动处理延时100ms
  936. SoftStartAcc = 10; //10ms递增0.1倍
  937. }
  938. SoftStartDelayTimeCount++;
  939. if(SoftStartDelayTimeCount <= SoftStartDelayTime) // 缓启动过程,按照0.1倍率逐步增加加减速斜率
  940. {
  941. if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) > 2)
  942. {
  943. if((SoftStartDelayTimeCount % (10 - SoftStartDelayTimeCount / SoftStartAcc)) == 0)
  944. {
  945. MC_TorqueProcess_Param.TorqueRefEnd += TorqueAccStep;
  946. }
  947. }
  948. else if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) < (- 1))
  949. {
  950. MC_TorqueProcess_Param.TorqueRefEnd -= TorqueDecStep;
  951. }
  952. }
  953. else
  954. {
  955. SoftStartDelayTimeCount = 0;
  956. SoftStartFlag = RESET;
  957. }
  958. }
  959. }
  960. #endif
  961. else //正常骑行
  962. {
  963. if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) > 2)
  964. {
  965. MC_TorqueProcess_Param.TorqueRefEnd += TorqueAccStep;
  966. }
  967. else if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) < (- 1))
  968. {
  969. MC_TorqueProcess_Param.TorqueRefEnd -= TorqueDecStep;
  970. }
  971. }
  972. MC_TorqueProcess_Param.TorqueRefEnd = (MC_TorqueProcess_Param.TorqueRefEnd < 6) ? 6 : MC_TorqueProcess_Param.TorqueRefEnd;
  973. //限速点处理
  974. if( MC_SpeedSensorData.Speed_Data > (MC_ConfigParam1.SpeedLimit * 10 + 22) ) //限速值+2.2
  975. {
  976. MC_TorqueProcess_Param.MotorStopLock_Flag = SET;
  977. MC_TorqueProcess_Param.TorqueRefEnd = 0;
  978. //停机处理
  979. MC_MotorStop(&MC_StarFlag);
  980. }
  981. #if 0 //低于限速点启动电机
  982. else if(MC_RunInfo.BikeSpeed < ((MC_ConfigParam1.SpeedLimit) * 10))
  983. {
  984. MC_MotorStar(&MC_StarFlag);
  985. }
  986. #elif 1 //低于断电点即启动电机
  987. else
  988. {
  989. MC_MotorStar(&MC_StarFlag);
  990. }
  991. #endif
  992. }
  993. #if 1
  994. static uint16_t K_ByVoltage_Set_Old = 1024;
  995. uint16_t K_ByVoltage_Set;
  996. static uint16_t K_ByVoltage_Result;
  997. uint16_t K_ByTemperature_Set;
  998. static uint16_t K_ByTemperature_Result;
  999. //根据电压调节输出
  1000. K_ByVoltage_Set = MC_Cal_K_ByVoltage(MC_RunInfo.BusVoltage, MC_MotorParam.Rate_Voltage, K_ByVoltage_Set_Old);//根据母线电压计算衰减比例,递减
  1001. K_ByVoltage_Set_Old = K_ByVoltage_Set;
  1002. K_ByVoltage_Result = MC_DataSet_Linear_Process(K_ByVoltage_Set, K_ByVoltage_Result, 1, 1); //设定值与给定值线性处理
  1003. //根据温度调节输出
  1004. K_ByTemperature_Set = MC_Cal_K_ByTemperature(MC_RunInfo.T_Coil, MC_ConfigParam1.TempTH_Alarm); //根据温度计算衰减比例
  1005. K_ByTemperature_Result = MC_DataSet_Linear_Process(K_ByTemperature_Set, K_ByTemperature_Result, 1, 1); //设定值与给定值线性处理
  1006. #else
  1007. uint16_t K_ByVoltage_Result = 1024;
  1008. uint16_t K_ByTemperature_Result = 1024;
  1009. #endif
  1010. //限流计算
  1011. IqRefByInPower = PID_Regulator(CurrentLimitPresent / 100, (MC_RunInfo.BusCurrent >> 7), &PID_IMax);
  1012. Torque_Ref_Temp = ((int32_t)MC_TorqueProcess_Param.TorqueRefEnd * K_ByVoltage_Result) >> 10;
  1013. Torque_Ref_Temp = (Torque_Ref_Temp * K_ByTemperature_Result) >> 10;
  1014. Torque_Ref_Temp = (Torque_Ref_Temp + IqRefByInPower) >> 1;
  1015. p_MC_CalParam.Ref_Torque = (int16_t)Torque_Ref_Temp;
  1016. p_MC_CalParam.Foc_Flag = SET;
  1017. p_MC_CalParam.AssistRunMode = MC_AssistRunMode_TORQUE;
  1018. return (p_MC_CalParam);
  1019. }
  1020. /******************************全局函数定义*****************************/
  1021. //传感器初始化
  1022. void MC_SensorInit(void)
  1023. {
  1024. //霍尔传感器IO设置
  1025. HallSensor_GPIO_Init();
  1026. //霍尔电角度初始化
  1027. HallSensorAngle_Init();
  1028. //踏频传感器IO设置
  1029. CadenceSensor_GPIO_Init();
  1030. //速度传感器IO设置
  1031. SpeedSensor_GPIO_Init();
  1032. //刹车信号和Gear信号检测IO设置
  1033. KeyInitial();
  1034. //力矩传感器参数还原
  1035. TorqueSensor_ParamSetDefaultData_Init(&TorqueSensor_1_Param, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_1]);
  1036. TorqueSensor_ParamSetDefaultData_Init(&TorqueSensor_2_Param, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_2]);
  1037. TorqueSensor_ParamSetDefaultData_Init(&TorqueSensor_3_Param, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_3]);
  1038. //指拨零点初值
  1039. GasSensorOffSet_Init(&GasSensor_OffSet, ADC1_Result[ADC1_RANK_GAS]);
  1040. //ICM20600初始化
  1041. ICM20600_initialize();
  1042. if(ICM20600_OK_Flag == TRUE)
  1043. {
  1044. ICM20600_coefficientinitialize(RANGE_250_DPS, RANGE_2G, &ICM20600Sensor);
  1045. }
  1046. }
  1047. //MC控制初始化
  1048. void MC_Init(void)
  1049. {
  1050. //PID参数初始化
  1051. PID_Init(MC_ConfigParam1.SerialNum);
  1052. //助力参数初始化
  1053. UpdateGearParam(MC_ConfigParam1.SerialNum);
  1054. //三相电流零点校准
  1055. SVPWM_3ShuntCurrentReadingCalibration(&MC_ErrorCode);
  1056. //母线电流零点校准
  1057. CurrentReadingCalibration(&MC_ErrorCode);
  1058. //力矩传感器零点值处理
  1059. TorqueOffSetData_Process(&TorqueSensor_1_Param.Torque_OffSetData, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_1]);//112ms
  1060. TorqueOffSetData_Process(&TorqueSensor_2_Param.Torque_OffSetData, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_2]);//112ms
  1061. TorqueOffSetData_Process(&TorqueSensor_3_Param.Torque_OffSetData, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_3]);//112ms
  1062. //智能档位初始化处理
  1063. if(MC_ConfigParam1.NoPBU_Flag == MC_SUPPORT_ENABLE)
  1064. {
  1065. MC_ControlCode.GearSt = MC_GearSt_SMART;
  1066. Update_MC_ControlCode_Back();
  1067. }
  1068. //12V驱动电源初始化
  1069. Power12V_Driver_Init();
  1070. //打开12V驱动电源
  1071. Power12V_Driver_Process(SET);
  1072. }
  1073. //MC控制参数初始化
  1074. void MC_ControlParam_Init(void)
  1075. {
  1076. //清除推行模式初始变量
  1077. MC_WalkProcess_Param.IsEnterFlag = FALSE;
  1078. MC_WalkProcess_Param.MotorSpeedSetBigin = 0;
  1079. //清除力矩模式初始变量
  1080. MC_TorqueProcess_Param.MotorStopLock_Flag = SET;
  1081. MC_TorqueProcess_Param.TorqueApp = 0;
  1082. MC_TorqueProcess_Param.TorqueRef = 0;
  1083. MC_TorqueProcess_Param.TorqueRefEnd = 0;
  1084. //全局运算变量归零
  1085. IqFdbFlt =0;
  1086. IdFdbFlt = 0;
  1087. VoltSquareFlt = 0;
  1088. UqVoltFlt = 0;
  1089. UdVoltFlt = 0;
  1090. //PDI积分清零
  1091. PID_Flux_InitStructure.wIntegral = 0;
  1092. PID_Torque_InitStructure.wIntegral = 0;
  1093. PID_Weak_InitStructure.wIntegral = 0;
  1094. PID_IMax.wIntegral = 0;
  1095. PID_MotorSpd.wIntegral = 0;
  1096. PID_ConstantPower.wIntegral = 0;
  1097. }
  1098. //控制参数输入值计算
  1099. void MC_CalParam_Cal(MC_WorkMode_Struct_t p_MC_WorkMode, \
  1100. ADC_SensorData_Struct_t p_ADC_SensorData, \
  1101. MC_GearSt_Struct_t GearSt, \
  1102. TrueOrFalse_Flag_Struct_t Break_Flag, \
  1103. TrueOrFalse_Flag_Struct_t GearSensor_Flag, \
  1104. MC_CalParam_Struct_t* p_MC_CalParam)
  1105. {
  1106. MC_AssistRunMode_Struct_t MC_AssistRunMode_Temp;
  1107. static FlagStatus MC_AssistRunMode_ShiftFlag = RESET; //电机助力模式切换标志
  1108. //根据指拨信号、助力档位指令、刹车信号判断助力模式
  1109. MC_AssistRunMode_Temp = MC_JudgeAsistRunMode_Process(MC_ConfigParam1.GasCtrlMode_Flag, p_ADC_SensorData.GasSensor, GearSt, (TrueOrFalse_Flag_Struct_t)(Break_Flag & GearSensor_Flag & Bike_Attitude.FellDown_flag));//TRUE 0, FALSE 1
  1110. //发生助力模式切换时,清空变量
  1111. if(MC_AssistRunMode_Temp != p_MC_CalParam->AssistRunMode)
  1112. {
  1113. if(MC_AssistRunMode_ShiftFlag == RESET)
  1114. {
  1115. MC_AssistRunMode_Temp = MC_AssistRunMode_INVALID;
  1116. MC_AssistRunMode_ShiftFlag = SET;
  1117. SpeedSetMiddle = 0; //指拨模式,清零速度中间量
  1118. SpdMotorDivWheelFlt = 0;
  1119. }
  1120. }
  1121. //助力模式处理
  1122. switch(MC_AssistRunMode_Temp)
  1123. {
  1124. //指拨模式
  1125. case MC_AssistRunMode_GAS:
  1126. {
  1127. //计算FOC控制输入
  1128. *p_MC_CalParam = MC_AssistRunMode_Gas_Process(p_ADC_SensorData.GasSensor, (MC_GearSt_Struct_t)(GearSt & 0x0F));
  1129. //助力模式切换标志复位
  1130. MC_AssistRunMode_ShiftFlag = RESET;
  1131. break;
  1132. }
  1133. //推行模式
  1134. case MC_AssistRunMode_WALK:
  1135. {
  1136. //计算FOC控制输入
  1137. if(MC_WalkProcess_Param.IsEnterFlag == FALSE)
  1138. {
  1139. MC_WalkProcess_Param.MotorSpeedSetBigin = (uint32_t)MC_RunInfo.MotorSpeed << 5;
  1140. MC_WalkProcess_Param.IsEnterFlag = TRUE;
  1141. }
  1142. *p_MC_CalParam = MC_AssistRunMode_Walk_Process(p_MC_WorkMode);
  1143. //助力模式切换标志复位
  1144. MC_AssistRunMode_ShiftFlag = RESET;
  1145. break;
  1146. }
  1147. //踏频模式
  1148. case MC_AssistRunMode_CADENCE:
  1149. {
  1150. //计算FOC控制输入
  1151. *p_MC_CalParam = MC_AssistRunMode_Cadence_Process(GearSt);
  1152. //助力模式切换标志复位
  1153. MC_AssistRunMode_ShiftFlag = RESET;
  1154. break;
  1155. }
  1156. //力矩模式
  1157. case MC_AssistRunMode_TORQUE:
  1158. {
  1159. //计算FOC控制输入
  1160. *p_MC_CalParam = MC_AssistRunMode_Torque_Process(p_ADC_SensorData.TorqueSensor, GearSt, MC_CadenceResult.torqueByCadence);
  1161. //助力模式切换标志复位
  1162. MC_AssistRunMode_ShiftFlag = RESET;
  1163. break;
  1164. }
  1165. //空闲模式或存在故障
  1166. case MC_AssistRunMode_INVALID: default:
  1167. {
  1168. //停机处理
  1169. MC_MotorStop(&MC_StarFlag);
  1170. //更新母线电流零点值
  1171. CurrentReadingCalibration(&MC_ErrorCode);
  1172. //控制计算值初始化为默认值
  1173. p_MC_CalParam->AssistRunMode = MC_AssistRunMode_INVALID;
  1174. p_MC_CalParam->Foc_Flag = RESET;
  1175. p_MC_CalParam->Ref_Torque = 0;
  1176. p_MC_CalParam->Ref_Speed = 0;
  1177. break;
  1178. }
  1179. }
  1180. }
  1181. void MC_MotorStop(FlagStatus* StarFlag)
  1182. {
  1183. //关闭PWM输出
  1184. Pwm_Timer_Stop();
  1185. //FOC运算停止
  1186. FOC_Disable();
  1187. //控制参数归零
  1188. MC_ControlParam_Init();
  1189. //电机启动标志复位
  1190. *StarFlag = RESET;
  1191. }
  1192. void MC_MotorStar(FlagStatus* StarFlag)
  1193. {
  1194. if(*StarFlag == RESET)
  1195. {
  1196. //开启PWM输出
  1197. Enable_Pwm_Output();
  1198. //霍尔电角度初始化
  1199. HallSensorAngle_Init();
  1200. //FOC运算启动
  1201. FOC_Enable();
  1202. //电机启动标志置位
  1203. *StarFlag = SET;
  1204. }
  1205. }
  1206. /*
  1207. 指拨模式计算速比,计算费时,在主循环调用
  1208. */
  1209. void SpdProportion_calculate(void)
  1210. {
  1211. if(SpdProportion_CAL_flag==1)
  1212. {
  1213. SpdProportion_StandardDeviation = Standard_deviation_aver(SpdProportion_buff, 50, &test_SpdProportionAver);
  1214. test_StandardDeviation = (int32_t)(SpdProportion_StandardDeviation );
  1215. SpdProportion_CAL_flag = 0;
  1216. /*更新速比*/
  1217. if(test_StandardDeviation < 30)
  1218. {
  1219. SpdProportion = test_SpdProportionAver;
  1220. }
  1221. }
  1222. }