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. /************************全局变量定义************************/
  16. //工作模式
  17. MC_WorkMode_Struct_t MC_WorkMode = MC_WorkMode_Run;
  18. MC_WorkMode_Struct_t MC_WorkMode_Back = ~MC_WorkMode_Run;
  19. //MC_CTL控制指令
  20. MC_ControlCode_Struct_t MC_ControlCode= {MC_GearSt_OFF, MC_LightSwitch_OFF};
  21. MC_ControlCode_Struct_t MC_ControlCode_Back = {(MC_GearSt_Struct_t)~MC_GearSt_OFF, (MC_LightSwitch_Struct_t)~MC_LightSwitch_OFF};
  22. //电机控制计算参数
  23. MC_CalParam_Struct_t MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  24. MC_CalParam_Struct_t MC_CalParam_Back = {(MC_AssistRunMode_Struct_t)~MC_AssistRunMode_INVALID, ~0, ~0, (FlagStatus)~RESET};
  25. //踏频限流系数
  26. uint8_t MC_CadenceLimit_K = 100;
  27. //力矩助力控制参数
  28. MC_TorqueProcess_Param_Struct_t MC_TorqueProcess_Param = {SET, 0, 0, 0};
  29. //推行助力控制参数
  30. MC_WalkProcess_Param_Struct_t MC_WalkProcess_Param = {FALSE, 0};
  31. //电机启动标志
  32. FlagStatus MC_StarFlag = RESET;
  33. /*************************局部函数定义***********************/
  34. //设定值线性变化处理
  35. uint16_t MC_DataSet_Linear_Process(uint16_t SetData, uint16_t PresentData, uint16_t AddCnt, uint16_t DecCnt)
  36. {
  37. int16_t ErrorData;
  38. uint16_t Result;
  39. ErrorData = SetData - PresentData;
  40. if(ErrorData > 0) //升速
  41. {
  42. if(ErrorData >= AddCnt)
  43. {
  44. Result = PresentData + AddCnt;
  45. }
  46. else
  47. {
  48. Result = SetData;
  49. }
  50. }
  51. else if(ErrorData < 0) //降速
  52. {
  53. if((-ErrorData) >= DecCnt)
  54. {
  55. Result = PresentData - DecCnt;
  56. }
  57. else
  58. {
  59. Result = SetData;
  60. }
  61. }
  62. else
  63. {
  64. Result = SetData;
  65. }
  66. return Result;
  67. }
  68. //随电压计算助力衰减系数
  69. uint16_t MC_Cal_K_ByVoltage(uint16_t Voltage, uint16_t DesignVol, uint16_t K_Voltage_Old)
  70. {
  71. uint32_t Cal_Temp;
  72. uint16_t SetVol_Th = 0;
  73. uint16_t ResetVol_Th = 0;
  74. uint16_t Result = 1024;
  75. //根据马达额定电压设定衰减点、衰减系数和恢复点
  76. switch(DesignVol)
  77. {
  78. case 24:
  79. {
  80. SetVol_Th = 33 * 7;
  81. ResetVol_Th = 36 * 7;
  82. 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
  83. break;
  84. }
  85. case 36:
  86. {
  87. SetVol_Th = 33 * 10;
  88. ResetVol_Th = 36 * 10;
  89. 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
  90. break;
  91. }
  92. case 48:
  93. {
  94. SetVol_Th = 33 * 13;
  95. ResetVol_Th = 36 * 13;
  96. 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
  97. break;
  98. }
  99. default:
  100. {
  101. Cal_Temp = 100;
  102. break;
  103. }
  104. }
  105. Cal_Temp = Cal_Temp * Cal_Temp / 100 * Cal_Temp / 100 * Cal_Temp * 1024 / 10000; //f(x) = x^4
  106. Cal_Temp = (Cal_Temp < 820) ? 820 : Cal_Temp;
  107. //系数仅衰减
  108. if(Cal_Temp < K_Voltage_Old)
  109. {
  110. Result = Cal_Temp;
  111. }
  112. else
  113. {
  114. Result = K_Voltage_Old;
  115. }
  116. //高于设定恢复电压后,恢复系数
  117. if(Voltage > (ResetVol_Th * 100))
  118. {
  119. Result = 1024;
  120. }
  121. return(Result);
  122. }
  123. //随温度计算助力衰减系数
  124. uint16_t MC_Cal_K_ByTemperature(uint16_t CoilTemp, uint16_t AlarmTempTH)
  125. {
  126. uint32_t CalTemp;
  127. uint16_t Result = 1024;
  128. if(CoilTemp > AlarmTempTH)
  129. {
  130. CalTemp = (uint32_t)AlarmTempTH * AlarmTempTH * 1024;
  131. Result = (uint16_t)(CalTemp / CoilTemp / CoilTemp);
  132. }
  133. else
  134. {
  135. Result = 1024;
  136. }
  137. return(Result);
  138. }
  139. //助力模式判断处理
  140. 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)
  141. {
  142. MC_AssistRunMode_Struct_t MC_AssistRunMode_Result;
  143. if(MC_ErrorCode.Code == 0) // 无故障
  144. {
  145. if((GearSt != MC_GearSt_OFF) && (StopFlag == FALSE))
  146. {
  147. //进入指拨模式
  148. if((GasSensorData > 100) && (GasCtrlMode == MC_SUPPORT_ENABLE))
  149. {
  150. MC_AssistRunMode_Result = MC_AssistRunMode_GAS;
  151. }
  152. //退出指拨模式
  153. else if(GasSensorData < 50)
  154. {
  155. //进入推行模式
  156. if(GearSt == MC_GearSt_WALK)
  157. {
  158. MC_AssistRunMode_Result = MC_AssistRunMode_WALK;
  159. }
  160. else
  161. {
  162. //进入踏频模式
  163. if(((GearSt & 0xF0) != 0) && (GearSt != MC_GearSt_SMART))
  164. {
  165. MC_AssistRunMode_Result = MC_AssistRunMode_CADENCE;
  166. }
  167. //进入力矩模式
  168. else
  169. {
  170. MC_AssistRunMode_Result = MC_AssistRunMode_TORQUE;
  171. }
  172. }
  173. }
  174. }
  175. else
  176. {
  177. MC_AssistRunMode_Result = MC_AssistRunMode_INVALID;
  178. }
  179. Power12V_Driver_Process(SET);
  180. }
  181. else //存在故障
  182. {
  183. MC_AssistRunMode_Result = MC_AssistRunMode_INVALID;
  184. MC_ControlCode.GearSt = MC_GearSt_OFF;
  185. MC_ControlCode_Back.GearSt = (MC_GearSt_Struct_t)~MC_ControlCode.GearSt;
  186. #if 0
  187. Power12V_Driver_Process(RESET);
  188. #endif
  189. }
  190. return MC_AssistRunMode_Result;
  191. }
  192. /*指拨模式相关变量*/
  193. static int32_t SpdMotorDivWheelFlt=0;
  194. int16_t SpdProportion=490; //车轮电机速度比
  195. static uint16_t SpdProportion_buff_CNT=0;
  196. uint8_t SpdProportion_CAL_flag=0;
  197. static uint16_t SpdProportion_Save_CNT=0;
  198. uint16_t SpdProportion_buff[100]={0};
  199. float SpdProportion_StandardDeviation=0;
  200. int32_t test_StandardDeviation=0;
  201. uint16_t test_SpdProportionAver=0;
  202. int32_t SpeedSetMiddle=0;
  203. int16_t dbSpdWheelSet=0; //调试用
  204. int16_t wheelSpeed=0;
  205. static int16_t DbSpdMotorPre=0;
  206. static int16_t wheelSpeedPre=0;
  207. int16_t SpdMotorDivWheel=0;
  208. int16_t SpdMotorDivWheelFlted=0;
  209. int16_t SpeedMax = 0; // 最高时速
  210. int16_t SpeedSet = 0; // 速度设定值
  211. uint32_t accStep = 0; // 加速时间步进
  212. uint32_t decStep = 0; // 减速时间步进
  213. int16_t SpeedSetReal = 0; // 速度设定真实值
  214. /*指拨模式相关变量*/
  215. //指拨模式处理
  216. MC_CalParam_Struct_t MC_AssistRunMode_Gas_Process(uint16_t SensorData, MC_GearSt_Struct_t GearSt)
  217. {
  218. int32_t Tmp;
  219. int16_t TorQueBySpd = 0;
  220. int32_t Ref_Speed_Temp;
  221. int16_t SpdMotorByIdc = 0;
  222. MC_CalParam_Struct_t p_MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  223. //...插入指拨处理
  224. /*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*/
  225. wheelSpeed = (int16_t)MC_SpeedSensorData.Speed_Data;
  226. /*实时计算电机转速与车轮速的比值*/
  227. SpdMotorDivWheel = (uint32_t)(MC_RunInfo.MotorSpeed * 100) / wheelSpeed ;
  228. Tmp = SpdMotorDivWheel;
  229. SpdMotorDivWheelFlt += ((Tmp << 8) - SpdMotorDivWheelFlt) >> 6;
  230. SpdMotorDivWheelFlted = SpdMotorDivWheelFlt >> 8;
  231. /*在电机转速与车轮速比值,与实际速比一致时,更新速比*/
  232. if(( MC_RunInfo.MotorSpeed > 100 ) && ( wheelSpeed > 0 ))
  233. {
  234. /*加速时,更新速比,比较法*/
  235. if((wheelSpeed - wheelSpeedPre ) > 5)
  236. {
  237. if(( MC_RunInfo.MotorSpeed - DbSpdMotorPre ) > 0)
  238. {
  239. SpdProportion = SpdMotorDivWheel ;
  240. }
  241. DbSpdMotorPre = MC_RunInfo.MotorSpeed;
  242. }
  243. wheelSpeedPre = wheelSpeed;
  244. /*求标准差,速比稳定后,更新速比*/
  245. /*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*/
  246. 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
  247. {
  248. SpdProportion_Save_CNT++;
  249. /*40ms保存一次数据到数组*/
  250. if(SpdProportion_Save_CNT >= 40 )
  251. {
  252. SpdProportion_Save_CNT = 0;
  253. SpdProportion_buff[SpdProportion_buff_CNT] = SpdMotorDivWheelFlted;
  254. SpdProportion_buff_CNT++;
  255. if( SpdProportion_buff_CNT >=50 )
  256. {
  257. SpdProportion_buff_CNT = 0;
  258. /*标志位置1,主循环里求标准差*/
  259. SpdProportion_CAL_flag = 1;
  260. }
  261. }
  262. }
  263. }
  264. else
  265. {
  266. wheelSpeedPre = wheelSpeed;
  267. DbSpdMotorPre = MC_RunInfo.MotorSpeed;
  268. }
  269. /*电机最高速度,上位机配置参数*/
  270. SpeedMax = MC_MotorParam.Rate_Speed;
  271. Tmp = SensorData + 50 ; //加50偏移量,确保能达到最大值2048
  272. Tmp = Tmp > 2048 ? 2048 : Tmp;
  273. /*调试用,根据车速限速值,换算指拨对应的设定车速*/
  274. dbSpdWheelSet = (Tmp * MC_ConfigParam1.SpeedLimit * 10 )>> 11;
  275. /*电机转速设定,根据指拨大小、车轮限速值和速比,换算*/
  276. SpeedSet = ((Tmp * MC_ConfigParam1.SpeedLimit * SpdProportion) / 10 >> 11); //(Tmp >> 11) * cd_Speedlimit * ( SpdProportion / 10)
  277. //超过限速值,设定电机转速为0
  278. if(wheelSpeed > (MC_ConfigParam1.SpeedLimit * 10 + 20))
  279. {
  280. SpeedSet = 0;
  281. }
  282. SpeedSet = (SpeedSet > 0) ? SpeedSet : 0;
  283. SpeedSet = (SpeedSet < SpeedMax) ? SpeedSet : SpeedMax;
  284. //根据档位调整加速度
  285. switch (GearSt & 0x0F)
  286. {
  287. case 0x01:
  288. accStep = StepCalc(SpeedMax, 1, 6500);
  289. break;
  290. case 0x02:
  291. accStep = StepCalc(SpeedMax, 1, 6000);
  292. break;
  293. case 0x03:
  294. accStep = StepCalc(SpeedMax, 1, 5500);
  295. break;
  296. case 0x04:
  297. accStep = StepCalc(SpeedMax, 1, 5000);
  298. break;
  299. default:
  300. /*计算周期1ms, 加减速时间为 5.00s 加减速步进计算*/
  301. accStep = StepCalc(SpeedMax, 1, 5000);
  302. break;
  303. }
  304. /*减速步进*/
  305. decStep = StepCalc(SpeedMax, 1, 1000);
  306. /* 跟踪启动 */
  307. if(MC_CalParam.Foc_Flag == RESET)
  308. {
  309. //MotorStartFlg = 1;
  310. if(MC_RunInfo.MotorSpeed > 100)
  311. {
  312. SpeedSetReal = MC_RunInfo.MotorSpeed;
  313. SpeedSetMiddle = SpeedSetReal << 16;
  314. }
  315. }
  316. /*速度指令的加减速处理*/
  317. #if 1 //根据档位设定最高速度
  318. switch(GearSt & 0x0F)
  319. {
  320. case 0x01:
  321. SpeedSetReal = accDecProcess((SpeedSet * 9) >> 4, accStep, decStep, &SpeedSetMiddle);
  322. break;
  323. case 0x02:
  324. SpeedSetReal = accDecProcess((SpeedSet * 11) >> 4, accStep, decStep, &SpeedSetMiddle);
  325. break;
  326. case 0x03:
  327. SpeedSetReal = accDecProcess((SpeedSet * 13) >> 4, accStep, decStep, &SpeedSetMiddle);
  328. break;
  329. case 0x04:
  330. SpeedSetReal = accDecProcess(SpeedSet, accStep, decStep, &SpeedSetMiddle);
  331. break;
  332. default:
  333. SpeedSetReal = accDecProcess(SpeedSet, accStep, decStep, &SpeedSetMiddle);
  334. break;
  335. }
  336. #else
  337. SpeedSetReal = accDecProcess(SpeedSet, accStep, decStep, &SpeedSetMiddle);
  338. #endif
  339. /*限制母线电流*/
  340. #if 0 //根据档位设定最大电流,电流环在内环,不稳定
  341. static uint16_t CurrentLimitPresent; //限流实际值,做升降速处理
  342. uint16_t CurrentLimitSet; //限流设置值,不同助力档位更新
  343. switch(GearSt & 0x0F)
  344. {
  345. case 0x01://ECO
  346. {
  347. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_ECO.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  348. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  349. break;
  350. }
  351. case 0x02://NORM
  352. {
  353. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_NORM.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  354. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  355. break;
  356. }
  357. case 0x03://SPORT
  358. {
  359. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_SPORT.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  360. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  361. break;
  362. }
  363. case 0x04://TURBO
  364. {
  365. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_TURBO.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  366. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  367. break;
  368. }
  369. default://SMART
  370. {
  371. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_SMART.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17);
  372. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  373. break;
  374. }
  375. }
  376. SpdMotorByIdc = PID_Regulator(CurrentLimitPresent, MC_RunInfo.BusCurrent >> 7, &PID_ConstantPower);
  377. #else
  378. SpdMotorByIdc = PID_Regulator((MC_ConfigParam1.CurrentLimit * 1000) >> 7, MC_RunInfo.BusCurrent >> 7, &PID_ConstantPower);
  379. #endif
  380. /* 电机速度闭环 */
  381. //最大力矩为4档的力矩参数
  382. PID_MotorSpd.hLower_Limit_Output= -(MC_AssisParam.Gear_TURBO.Upper_Iq / 2);
  383. PID_MotorSpd.hUpper_Limit_Output= (MC_AssisParam.Gear_TURBO.Upper_Iq / 2);
  384. TorQueBySpd = PID_Regulator(SpeedSetReal, MC_RunInfo.MotorSpeed, &PID_MotorSpd);
  385. TorQueBySpd += SpdMotorByIdc;
  386. #if 1
  387. static uint16_t K_ByVoltage_Set_Old = 1024;
  388. uint16_t K_ByVoltage_Set;
  389. static uint16_t K_ByVoltage_Result;
  390. uint16_t K_ByTemperature_Set;
  391. static uint16_t K_ByTemperature_Result;
  392. //根据电压调节输出
  393. 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
  394. K_ByVoltage_Set_Old = K_ByVoltage_Set;
  395. 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
  396. //根据温度调节输出
  397. 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
  398. 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
  399. #else
  400. uint16_t K_ByVoltage_Result = 1024;
  401. uint16_t K_ByTemperature_Result = 1024;
  402. #endif
  403. //速度环控制量为0时停机,防止电机出现异响
  404. if(SpeedSetReal == 0)
  405. {
  406. MC_MotorStop(&MC_StarFlag);
  407. }
  408. else
  409. {
  410. //电机启动
  411. MC_MotorStar(&MC_StarFlag);
  412. }
  413. Ref_Speed_Temp = ((int32_t)TorQueBySpd * K_ByVoltage_Result) >> 10;
  414. Ref_Speed_Temp = ((int32_t)Ref_Speed_Temp * K_ByTemperature_Result) >> 10;
  415. p_MC_CalParam.Ref_Speed = (int16_t)(Ref_Speed_Temp);
  416. p_MC_CalParam.Foc_Flag = SET;
  417. p_MC_CalParam.AssistRunMode = MC_AssistRunMode_GAS;
  418. return (p_MC_CalParam);
  419. }
  420. //推行模式处理
  421. MC_CalParam_Struct_t MC_AssistRunMode_Walk_Process(MC_WorkMode_Struct_t p_MC_WorkMode)
  422. {
  423. MC_CalParam_Struct_t p_MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  424. int16_t TorQueBySpd = 0;
  425. int32_t Ref_Speed_Temp;
  426. int16_t SpdMotorByIdc = 0;
  427. uint8_t StepData = 0;
  428. //配置模式,设定转速 = 最高转速
  429. if(p_MC_WorkMode == MC_WorkMode_Config)
  430. {
  431. StepData = (MC_MotorParam.Rate_Speed << 5) / 5000;//设计5s加速到最大值
  432. StepData = (StepData < 1) ? 1 : StepData;
  433. if(MC_WalkProcess_Param.MotorSpeedSetBigin < (MC_MotorParam.Rate_Speed << 5) * MC_WalkMode_Persent / 100 - 10)
  434. {
  435. MC_WalkProcess_Param.MotorSpeedSetBigin += StepData;
  436. }
  437. else if(MC_WalkProcess_Param.MotorSpeedSetBigin > (MC_MotorParam.Rate_Speed << 5) * MC_WalkMode_Persent / 100 + 10)
  438. {
  439. if(MC_WalkProcess_Param.MotorSpeedSetBigin > StepData)
  440. {
  441. MC_WalkProcess_Param.MotorSpeedSetBigin -= StepData;
  442. }
  443. else
  444. {
  445. MC_WalkProcess_Param.MotorSpeedSetBigin = 0;
  446. }
  447. }
  448. else
  449. {
  450. MC_WalkProcess_Param.MotorSpeedSetBigin = (MC_MotorParam.Rate_Speed << 5 ) * MC_WalkMode_Persent / 100;
  451. }
  452. SpdMotorByIdc = PID_Regulator((MC_ConfigParam1.CurrentLimit * 1000) >> 7, MC_RunInfo.BusCurrent >> 7, &PID_ConstantPower); // 母线电流闭环
  453. }
  454. //运行模式,设定转速 = 设置值
  455. else
  456. {
  457. uint8_t WalkMode_MotorSpeedSet = 0;
  458. //新增配置项,兼容旧电机
  459. WalkMode_MotorSpeedSet = (MC_ConfigParam1.WalkMode_MotorSpeedSet == 0) ? 135 : MC_ConfigParam1.WalkMode_MotorSpeedSet;
  460. if(MC_WalkProcess_Param.MotorSpeedSetBigin < (WalkMode_MotorSpeedSet << 5) - 10)
  461. {
  462. MC_WalkProcess_Param.MotorSpeedSetBigin += 1;
  463. }
  464. else if(MC_WalkProcess_Param.MotorSpeedSetBigin > (WalkMode_MotorSpeedSet << 5) + 10)
  465. {
  466. MC_WalkProcess_Param.MotorSpeedSetBigin -= 1;
  467. }
  468. else
  469. {
  470. MC_WalkProcess_Param.MotorSpeedSetBigin = WalkMode_MotorSpeedSet << 5;
  471. }
  472. SpdMotorByIdc = PID_Regulator((MC_ConfigParam1.CurrentLimit * 500) >> 7, MC_RunInfo.BusCurrent >> 7, &PID_ConstantPower); // 母线电流闭环
  473. }
  474. //速度环
  475. TorQueBySpd = PID_Regulator((MC_WalkProcess_Param.MotorSpeedSetBigin >> 5), MC_RunInfo.MotorSpeed, &PID_MotorSpd); // 电机速度闭环输出
  476. TorQueBySpd += SpdMotorByIdc;
  477. //限制车速低于设置值
  478. if(p_MC_WorkMode != MC_WorkMode_Config) //运行模式,推行限速
  479. {
  480. uint8_t WalkMode_SpeedLimit = 0;
  481. //新增配置项,兼容旧电机
  482. WalkMode_SpeedLimit = (MC_ConfigParam1.WalkMode_SpeedLimit == 0) ? 60 : MC_ConfigParam1.WalkMode_SpeedLimit;
  483. TorQueBySpd = (uint16_t)((uint32_t)(TorQueBySpd * Function_Linear_3Stage((WalkMode_SpeedLimit - 5), 0, (WalkMode_SpeedLimit - 5), 128, MC_RunInfo.BikeSpeed)) >> 10);
  484. if(MC_RunInfo.BikeSpeed > WalkMode_SpeedLimit)
  485. {
  486. MC_WalkProcess_Param.MotorSpeedSetBigin = 0;
  487. MC_MotorStop(&MC_StarFlag);
  488. }
  489. else
  490. {
  491. //电机启动
  492. MC_MotorStar(&MC_StarFlag);
  493. }
  494. }
  495. else //配置模式不限速
  496. {
  497. //电机启动
  498. MC_MotorStar(&MC_StarFlag);
  499. }
  500. #if 1
  501. static uint16_t K_ByVoltage_Set_Old = 1024;
  502. uint16_t K_ByVoltage_Set;
  503. static uint16_t K_ByVoltage_Result;
  504. uint16_t K_ByTemperature_Set;
  505. static uint16_t K_ByTemperature_Result;
  506. //根据电压调节输出
  507. 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
  508. K_ByVoltage_Set_Old = K_ByVoltage_Set;
  509. 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
  510. //根据温度调节输出
  511. 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
  512. 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
  513. #else
  514. uint16_t K_ByVoltage_Result = 1024;
  515. uint16_t K_ByTemperature_Result = 1024;
  516. #endif
  517. #if 0
  518. //限制最大输出功率为250W
  519. static uint16_t IqsMax;
  520. if(MC_RunInfo.MotorSpeed < 10)
  521. {
  522. IqsMax = 1050;
  523. }
  524. else
  525. {
  526. IqsMax = 235000 / MC_RunInfo.MotorSpeed;
  527. }
  528. IqsMax = (IqsMax > 1050) ? 1050 : IqsMax;
  529. if(TorQueBySpd > IqsMax)
  530. {
  531. TorQueBySpd = IqsMax;
  532. }
  533. #elif 0
  534. if(TorQueBySpd > 450)
  535. {
  536. TorQueBySpd = 450;
  537. }
  538. #endif
  539. Ref_Speed_Temp = ((int32_t)TorQueBySpd * K_ByVoltage_Result) >> 10;
  540. Ref_Speed_Temp = ((int32_t)Ref_Speed_Temp * K_ByTemperature_Result) >> 10;
  541. p_MC_CalParam.Ref_Speed = (int16_t)(Ref_Speed_Temp);
  542. p_MC_CalParam.Foc_Flag = SET;
  543. p_MC_CalParam.AssistRunMode = MC_AssistRunMode_WALK;
  544. return (p_MC_CalParam);
  545. }
  546. //踏频模式处理
  547. MC_CalParam_Struct_t MC_AssistRunMode_Cadence_Process(MC_GearSt_Struct_t GearSt)
  548. {
  549. MC_CalParam_Struct_t p_MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  550. //...插入踏频处理
  551. //电机启动
  552. MC_MotorStar(&MC_StarFlag);
  553. p_MC_CalParam.Foc_Flag = SET;
  554. p_MC_CalParam.AssistRunMode = MC_AssistRunMode_CADENCE;
  555. return (p_MC_CalParam);
  556. }
  557. //力矩模式处理
  558. MC_CalParam_Struct_t MC_AssistRunMode_Torque_Process(uint16_t SenorData, MC_GearSt_Struct_t GearSt, uint16_t SenorDataByCadence)
  559. {
  560. MC_CalParam_Struct_t p_MC_CalParam = {MC_AssistRunMode_INVALID, 0, 0, RESET};
  561. uint8_t TorqueAccStep = 0;//力矩上升斜率
  562. uint8_t TorqueDecStep = 0;//力矩下降斜率
  563. uint16_t TorqueStartData, TorqueStopData;//力矩启动值,力矩停机值
  564. int16_t Torque_Temp;
  565. int32_t Torque_Ref_Temp;
  566. static uint32_t TorqueStopDelayTimeCnt = 0; //低力矩停机计时
  567. uint16_t TorqueStopDelayTime;
  568. static int16_t IqRefByInPower; //限流计算结果
  569. static uint16_t CurrentLimitPresent; //限流实际值,做升降速处理
  570. uint16_t CurrentLimitSet; //限流设置值,不同助力档位更新
  571. static uint8_t TorqueRefEndUpdateCount = 0;
  572. #define SOFT_SATRT 1
  573. #if SOFT_SATRT
  574. static FlagStatus SoftStartFlag = SET;
  575. static uint16_t SoftStartDelayTimeCount = 0;
  576. uint16_t SoftStartDelayTime = 0;
  577. uint16_t SoftStartAcc = 0;
  578. #endif
  579. #if 1
  580. //踩踏力矩输入
  581. MC_TorqueProcess_Param.TorqueApp = SenorData;
  582. #elif 1
  583. //输入阶跃
  584. MC_TorqueProcess_Param.TorqueApp = 1000;
  585. //踏频设为启动
  586. MC_CadenceResult.Cadence_Dir = MC_Cadence_Forward;
  587. MC_CadenceResult.IsStopFlag = FALSE;
  588. #elif 1
  589. //输入斜坡
  590. static uint32_t WaveTime_Zero = 0;
  591. static uint32_t Time_Enter = 0;
  592. if((HAL_GetTick() - Time_Enter) > 10) // 超时10ms未进入,波形发生初始时刻清零
  593. {
  594. WaveTime_Zero = HAL_GetTick();
  595. }
  596. Time_Enter = HAL_GetTick();
  597. MC_TorqueProcess_Param.TorqueApp = RampWaveGenerate(WaveTime_Zero, 6000, 2100);
  598. //踏频设为启动
  599. MC_CadenceResult.Cadence_Dir = MC_Cadence_Forward;
  600. MC_CadenceResult.IsStopFlag = FALSE;
  601. #elif 1
  602. //输入三角波,测试输出响应
  603. static uint32_t WaveTime_Zero = 0;
  604. static uint32_t Time_Enter = 0;
  605. if((HAL_GetTick() - Time_Enter) > 10) // 超时10ms未进入,波形发生初始时刻清零
  606. {
  607. WaveTime_Zero = HAL_GetTick();
  608. }
  609. Time_Enter = HAL_GetTick();
  610. MC_TorqueProcess_Param.TorqueApp = TriangleWaveGenerate(WaveTime_Zero, 500, 1000 ,1500);
  611. //踏频设为启动
  612. MC_CadenceResult.Cadence_Dir = MC_Cadence_Forward;
  613. MC_CadenceResult.IsStopFlag = FALSE;
  614. #elif 1
  615. //输入方波,测试输出响应
  616. static uint32_t WaveTime_Zero = 0;
  617. static uint32_t Time_Enter = 0;
  618. if((HAL_GetTick() - Time_Enter) > 10) // 超时10ms未进入,波形发生初始时刻清零
  619. {
  620. WaveTime_Zero = HAL_GetTick();
  621. }
  622. Time_Enter = HAL_GetTick();
  623. MC_TorqueProcess_Param.TorqueApp = SquareWaveGenerate(WaveTime_Zero, 5000, 8000, 1500);
  624. //踏频设为启动
  625. MC_CadenceResult.Cadence_Dir = MC_Cadence_Forward;
  626. MC_CadenceResult.IsStopFlag = FALSE;
  627. #endif
  628. //低力矩停机
  629. TorqueStopData = (TorqueSensorStartData < 200) ? 100 : (TorqueSensorStartData >> 1);
  630. if(MC_TorqueProcess_Param.TorqueApp >= (TorqueStopData))
  631. {
  632. TorqueStopDelayTimeCnt = HAL_GetTick();
  633. }
  634. else
  635. {
  636. if(MC_RunInfo.MotorSpeed > 200)
  637. {
  638. TorqueStopDelayTime = 218400 / MC_RunInfo.MotorSpeed; //60s / (电机转速 / 4.55 / 2.4) / 3,曲柄1/3圈
  639. }
  640. else
  641. {
  642. TorqueStopDelayTime = 1200;
  643. }
  644. TorqueStopDelayTime= (TorqueStopDelayTime < 500) ? 500 : TorqueStopDelayTime;
  645. if((HAL_GetTick() - TorqueStopDelayTimeCnt) > TorqueStopDelayTime)//超时1200ms
  646. {
  647. MC_TorqueProcess_Param.MotorStopLock_Flag = SET;
  648. }
  649. }
  650. //启动值判断
  651. if(MC_RunInfo.BikeSpeed > 60)
  652. {
  653. TorqueStartData = (TorqueSensorStartData < 200 ? 150 : (TorqueSensorStartData > 700 ? 525 : ((TorqueSensorStartData * 3) >> 2)));
  654. }
  655. else
  656. {
  657. TorqueStartData = (TorqueSensorStartData < 200 ? 150 : (TorqueSensorStartData > 700 ? 525 : TorqueSensorStartData));
  658. }
  659. if(MC_TorqueProcess_Param.TorqueApp >= TorqueStartData)
  660. {
  661. MC_TorqueProcess_Param.MotorStopLock_Flag = RESET;
  662. }
  663. //踏频反向或踏频停止停机
  664. if((MC_CadenceResult.Cadence_Dir == MC_Cadence_Backward) ||
  665. (MC_CadenceResult.IsStopFlag == TRUE)
  666. )
  667. {
  668. MC_TorqueProcess_Param.MotorStopLock_Flag = SET;
  669. }
  670. //停机状态,延时处理
  671. if(MC_TorqueProcess_Param.MotorStopLock_Flag == SET)
  672. {
  673. if(MC_TorqueProcess_Param.TorqueRefEnd <= 7)
  674. {
  675. MC_TorqueProcess_Param.TorqueRefEnd = 0;
  676. //停机处理
  677. MC_MotorStop(&MC_StarFlag);
  678. #if SOFT_SATRT
  679. //缓启动标志置位
  680. SoftStartFlag = SET;
  681. SoftStartDelayTimeCount = 0;
  682. #endif
  683. }
  684. else
  685. {
  686. MC_TorqueProcess_Param.TorqueRefEnd -= 7; //这里影响到停止踩踏后的断电时间
  687. MC_MotorStar(&MC_StarFlag);
  688. }
  689. }
  690. //力矩给定升降速处理
  691. else
  692. {
  693. static int32_t SpeedRatio_NoFlt=1092;
  694. static int32_t speedRatio_temp=1092<<12;
  695. /*调节助力比,使用经过踏频信号滤波处理的力矩值*/
  696. MC_TorqueProcess_Param.TorqueApp = SenorDataByCadence;
  697. if( (MC_RunInfo.MotorSpeed > 500)&&(MC_CadenceResult.Cadence_Data >= 15)&&(MC_TorqueProcess_Param.TorqueApp > 200) )
  698. {
  699. SpeedRatio_NoFlt= (100*MC_RunInfo.MotorSpeed)/MC_CadenceResult.Cadence_Data;
  700. speedRatio_temp += ((SpeedRatio_NoFlt << 12) - speedRatio_temp) >> 10;
  701. SpeedRatio = speedRatio_temp >> 12;
  702. }
  703. //按照助力档位调节力矩输入值
  704. switch(GearSt)
  705. {
  706. case MC_GearSt_Torque_ECO:
  707. {
  708. //控制输入给定加速斜率
  709. if(MC_ConfigParam1.UserAdjParam_ECO.StarModel_GAIN <= 80)
  710. {
  711. TorqueAccStep = MC_AssisParam.Gear_ECO.AccCnt - 1;
  712. }
  713. else if(MC_ConfigParam1.UserAdjParam_ECO.StarModel_GAIN >= 120)
  714. {
  715. TorqueAccStep = MC_AssisParam.Gear_ECO.AccCnt + 1;
  716. }
  717. else
  718. {
  719. TorqueAccStep = MC_AssisParam.Gear_ECO.AccCnt;
  720. }
  721. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  722. //控制输入给定减速斜率
  723. TorqueDecStep = MC_AssisParam.Gear_ECO.DecCnt;
  724. //随力矩输入调节助力比
  725. 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);
  726. //根据助力增益调节助力比
  727. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_ECO.Assist_K_GAIN / 100;
  728. //给定下限
  729. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_ECO.Lower_Iq) ? MC_AssisParam.Gear_ECO.Lower_Iq : Torque_Temp;
  730. //给定上限
  731. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_ECO.Upper_Iq) ? MC_AssisParam.Gear_ECO.Upper_Iq : Torque_Temp;
  732. //限流参数设置
  733. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_ECO.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * 100;
  734. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  735. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_ECO.Upper_Iq); //Lower Limit for Output limitation
  736. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  737. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_ECO.Upper_Iq << 10); // 放大1024
  738. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  739. break;
  740. }
  741. case MC_GearSt_Torque_NORM:
  742. {
  743. //控制输入给定加速斜率
  744. if(MC_ConfigParam1.UserAdjParam_NORM.StarModel_GAIN <= 80)
  745. {
  746. TorqueAccStep = MC_AssisParam.Gear_NORM.AccCnt - 1;
  747. }
  748. else if(MC_ConfigParam1.UserAdjParam_NORM.StarModel_GAIN >= 120)
  749. {
  750. TorqueAccStep = MC_AssisParam.Gear_NORM.AccCnt + 1;
  751. }
  752. else
  753. {
  754. TorqueAccStep = MC_AssisParam.Gear_NORM.AccCnt;
  755. }
  756. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  757. //控制输入给定减速斜率
  758. TorqueDecStep = MC_AssisParam.Gear_NORM.DecCnt;
  759. //随力矩输入调节助力比
  760. 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);
  761. //根据助力增益调节助力比
  762. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_NORM.Assist_K_GAIN / 100;
  763. //给定下限
  764. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_NORM.Lower_Iq) ? MC_AssisParam.Gear_NORM.Lower_Iq : Torque_Temp;
  765. //给定上限
  766. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_NORM.Upper_Iq) ? MC_AssisParam.Gear_NORM.Upper_Iq : Torque_Temp;
  767. //限流参数设置
  768. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_NORM.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * 100;
  769. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  770. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_NORM.Upper_Iq); //Lower Limit for Output limitation
  771. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  772. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_NORM.Upper_Iq << 10); // 放大1024
  773. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  774. break;
  775. }
  776. case MC_GearSt_Torque_SPORT:
  777. {
  778. //控制输入给定加速斜率
  779. if(MC_ConfigParam1.UserAdjParam_SPORT.StarModel_GAIN <= 80)
  780. {
  781. TorqueAccStep = MC_AssisParam.Gear_SPORT.AccCnt - 1;
  782. }
  783. else if(MC_ConfigParam1.UserAdjParam_SPORT.StarModel_GAIN >= 120)
  784. {
  785. TorqueAccStep = MC_AssisParam.Gear_SPORT.AccCnt + 1;
  786. }
  787. else
  788. {
  789. TorqueAccStep = MC_AssisParam.Gear_SPORT.AccCnt;
  790. }
  791. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  792. //控制输入给定减速斜率
  793. TorqueDecStep = MC_AssisParam.Gear_SPORT.DecCnt;
  794. //随力矩输入调节助力比
  795. 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);
  796. //根据助力增益调节助力比
  797. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_SPORT.Assist_K_GAIN / 100;
  798. //给定下限
  799. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_SPORT.Lower_Iq) ? MC_AssisParam.Gear_SPORT.Lower_Iq : Torque_Temp;
  800. //给定上限
  801. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_SPORT.Upper_Iq) ? MC_AssisParam.Gear_SPORT.Upper_Iq : Torque_Temp;
  802. //限流参数设置
  803. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_SPORT.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * MC_CadenceLimit_K;
  804. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  805. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_SPORT.Upper_Iq); //Lower Limit for Output limitation
  806. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  807. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_SPORT.Upper_Iq << 10); // 放大1024
  808. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  809. break;
  810. }
  811. case MC_GearSt_Torque_TURBO:
  812. {
  813. //控制输入给定加速斜率
  814. if(MC_ConfigParam1.UserAdjParam_TURBO.StarModel_GAIN <= 80)
  815. {
  816. TorqueAccStep = MC_AssisParam.Gear_TURBO.AccCnt - 1;
  817. }
  818. else if(MC_ConfigParam1.UserAdjParam_TURBO.StarModel_GAIN >= 120)
  819. {
  820. TorqueAccStep = MC_AssisParam.Gear_TURBO.AccCnt + 1;
  821. }
  822. else
  823. {
  824. TorqueAccStep = MC_AssisParam.Gear_TURBO.AccCnt;
  825. }
  826. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  827. //控制输入给定减速斜率
  828. TorqueDecStep = MC_AssisParam.Gear_TURBO.DecCnt;
  829. //随力矩输入调节助力比
  830. 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);
  831. //根据助力增益调节助力比
  832. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_TURBO.Assist_K_GAIN / 100;
  833. //给定下限
  834. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_TURBO.Lower_Iq) ? MC_AssisParam.Gear_TURBO.Lower_Iq : Torque_Temp;
  835. //给定上限
  836. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_TURBO.Upper_Iq) ? MC_AssisParam.Gear_TURBO.Upper_Iq : Torque_Temp;
  837. //限流参数设置
  838. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_TURBO.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * MC_CadenceLimit_K;
  839. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  840. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_TURBO.Upper_Iq); //Lower Limit for Output limitation
  841. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  842. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_TURBO.Upper_Iq << 10); // 放大1024
  843. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  844. break;
  845. }
  846. case MC_GearSt_SMART:
  847. {
  848. //控制输入给定加速斜率
  849. if(MC_ConfigParam1.UserAdjParam_SMART.StarModel_GAIN <= 80)
  850. {
  851. TorqueAccStep = MC_AssisParam.Gear_SMART.AccCnt - 1;
  852. }
  853. else if(MC_ConfigParam1.UserAdjParam_SMART.StarModel_GAIN >= 120)
  854. {
  855. TorqueAccStep = MC_AssisParam.Gear_SMART.AccCnt + 1;
  856. }
  857. else
  858. {
  859. TorqueAccStep = MC_AssisParam.Gear_SMART.AccCnt;
  860. }
  861. TorqueAccStep = (TorqueAccStep <= 0) ? 1 : TorqueAccStep;
  862. //控制输入给定减速斜率
  863. TorqueDecStep = MC_AssisParam.Gear_SMART.DecCnt;
  864. //助力比控制系数
  865. Torque_Temp = (uint32_t)(MC_TorqueProcess_Param.TorqueApp * MC_TorqueProcess_Param.TorqueApp) / (MC_AssisParam.Gear_SMART.TorqueApp_TH);
  866. //根据助力增益调节助力比
  867. Torque_Temp = Torque_Temp * MC_ConfigParam1.UserAdjParam_SMART.Assist_K_GAIN / 100;
  868. //给定下限
  869. Torque_Temp = (Torque_Temp < MC_AssisParam.Gear_SMART.Lower_Iq) ? MC_AssisParam.Gear_SMART.Lower_Iq : Torque_Temp;
  870. //给定上限
  871. Torque_Temp = (Torque_Temp > MC_AssisParam.Gear_SMART.Upper_Iq) ? MC_AssisParam.Gear_SMART.Upper_Iq : Torque_Temp;
  872. //限流参数设置
  873. CurrentLimitSet = (uint32_t)(MC_AssisParam.Gear_SMART.CurrentMax_K * MC_ConfigParam1.CurrentLimit * 1000 >> 17) * MC_CadenceLimit_K;
  874. CurrentLimitPresent = MC_DataSet_Linear_Process(CurrentLimitSet, CurrentLimitPresent, 5 ,1);
  875. PID_IMax.hLower_Limit_Output = -(MC_AssisParam.Gear_SMART.Upper_Iq); //Lower Limit for Output limitation
  876. PID_IMax.hUpper_Limit_Output = 0; //Upper Limit for Output limitation
  877. PID_IMax.wLower_Limit_Integral = -(MC_AssisParam.Gear_SMART.Upper_Iq << 10); // 放大1024
  878. PID_IMax.wUpper_Limit_Integral = 0; // 放大1024
  879. break;
  880. }
  881. default:
  882. {
  883. TorqueAccStep = 0;
  884. TorqueDecStep = 0;
  885. Torque_Temp = 0;
  886. break;
  887. }
  888. }
  889. //随车速调节助力比
  890. 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);
  891. //助力输出
  892. MC_TorqueProcess_Param.TorqueRef = Torque_Temp;
  893. if(MC_TorqueProcess_Param.TorqueRef <= 0)
  894. {
  895. MC_TorqueProcess_Param.TorqueRef = 0;
  896. }
  897. //升降速曲线计算
  898. if( MC_SpeedSensorData.Speed_Data > (MC_ConfigParam1.SpeedLimit * 10) ) //限速处理
  899. {
  900. if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) > 2)
  901. {
  902. MC_TorqueProcess_Param.TorqueRefEnd += 1;
  903. }
  904. else if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) < (- 1))
  905. {
  906. MC_TorqueProcess_Param.TorqueRefEnd -= 1;
  907. }
  908. }
  909. else if((0)&&(MC_SpeedSensorData.Speed_Data < 100)) //上坡处理
  910. {
  911. if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) > 2)
  912. {
  913. MC_TorqueProcess_Param.TorqueRefEnd += TorqueAccStep;
  914. }
  915. else if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) < (- 1))
  916. {
  917. TorqueRefEndUpdateCount++;
  918. if(TorqueRefEndUpdateCount >=3)
  919. {
  920. TorqueRefEndUpdateCount = 0;
  921. MC_TorqueProcess_Param.TorqueRefEnd -= TorqueDecStep;
  922. }
  923. }
  924. }
  925. #if SOFT_SATRT
  926. else if(SoftStartFlag == SET) //启动处理
  927. {
  928. if(MC_ConfigParam1.StarModel == MC_StarMode_DYNAMIC) //强劲模式,无延迟
  929. {
  930. SoftStartDelayTimeCount = 0;
  931. SoftStartFlag = RESET;
  932. }
  933. else
  934. {
  935. if(MC_ConfigParam1.StarModel == MC_StarMode_SOFT) //柔和模式,延迟300ms
  936. {
  937. SoftStartDelayTime = 300; //启动处理延时300ms
  938. SoftStartAcc = 30; //30ms递增0.1倍
  939. }
  940. else //正常模式,延迟100ms
  941. {
  942. SoftStartDelayTime = 100; //启动处理延时100ms
  943. SoftStartAcc = 10; //10ms递增0.1倍
  944. }
  945. SoftStartDelayTimeCount++;
  946. if(SoftStartDelayTimeCount <= SoftStartDelayTime) // 缓启动过程,按照0.1倍率逐步增加加减速斜率
  947. {
  948. if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) > 2)
  949. {
  950. if((SoftStartDelayTimeCount % (10 - SoftStartDelayTimeCount / SoftStartAcc)) == 0)
  951. {
  952. MC_TorqueProcess_Param.TorqueRefEnd += TorqueAccStep;
  953. }
  954. }
  955. else if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) < (- 1))
  956. {
  957. MC_TorqueProcess_Param.TorqueRefEnd -= TorqueDecStep;
  958. }
  959. }
  960. else
  961. {
  962. SoftStartDelayTimeCount = 0;
  963. SoftStartFlag = RESET;
  964. }
  965. }
  966. }
  967. #endif
  968. else //正常骑行
  969. {
  970. if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) > 2)
  971. {
  972. MC_TorqueProcess_Param.TorqueRefEnd += TorqueAccStep;
  973. }
  974. else if((MC_TorqueProcess_Param.TorqueRef - MC_TorqueProcess_Param.TorqueRefEnd) < (- 1))
  975. {
  976. MC_TorqueProcess_Param.TorqueRefEnd -= TorqueDecStep;
  977. }
  978. }
  979. MC_TorqueProcess_Param.TorqueRefEnd = (MC_TorqueProcess_Param.TorqueRefEnd < 6) ? 6 : MC_TorqueProcess_Param.TorqueRefEnd;
  980. //限速点处理
  981. if( MC_SpeedSensorData.Speed_Data > (MC_ConfigParam1.SpeedLimit * 10 + 22) ) //限速值 + 2.2
  982. {
  983. MC_TorqueProcess_Param.MotorStopLock_Flag = SET;
  984. MC_TorqueProcess_Param.TorqueRefEnd = 0;
  985. //停机处理
  986. MC_MotorStop(&MC_StarFlag);
  987. }
  988. #if 0 //低于限速点启动电机
  989. else if(MC_RunInfo.BikeSpeed < ((MC_ConfigParam1.SpeedLimit) * 10))
  990. {
  991. MC_MotorStar(&MC_StarFlag);
  992. }
  993. #elif 1 //低于断电点即启动电机
  994. else
  995. {
  996. MC_MotorStar(&MC_StarFlag);
  997. }
  998. #endif
  999. }
  1000. #if 1
  1001. static uint16_t K_ByVoltage_Set_Old = 1024;
  1002. uint16_t K_ByVoltage_Set;
  1003. static uint16_t K_ByVoltage_Result;
  1004. uint16_t K_ByTemperature_Set;
  1005. static uint16_t K_ByTemperature_Result;
  1006. //根据电压调节输出
  1007. 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
  1008. K_ByVoltage_Set_Old = K_ByVoltage_Set;
  1009. 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
  1010. //根据温度调节输出
  1011. 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
  1012. 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
  1013. #else
  1014. uint16_t K_ByVoltage_Result = 1024;
  1015. uint16_t K_ByTemperature_Result = 1024;
  1016. #endif
  1017. //限流计算
  1018. IqRefByInPower = PID_Regulator(CurrentLimitPresent * (MC_RunInfo.SOC <= 5 ? 5 : (MC_RunInfo.SOC >= 10 ? 10 : MC_RunInfo.SOC)) / 1000, (MC_RunInfo.BusCurrent >> 7), &PID_IMax);
  1019. Torque_Ref_Temp = ((int32_t)MC_TorqueProcess_Param.TorqueRefEnd * K_ByVoltage_Result) >> 10;
  1020. Torque_Ref_Temp = (Torque_Ref_Temp * K_ByTemperature_Result) >> 10;
  1021. Torque_Ref_Temp = (Torque_Ref_Temp + IqRefByInPower) >> 1;
  1022. p_MC_CalParam.Ref_Torque = (int16_t)Torque_Ref_Temp;
  1023. p_MC_CalParam.Foc_Flag = SET;
  1024. p_MC_CalParam.AssistRunMode = MC_AssistRunMode_TORQUE;
  1025. return (p_MC_CalParam);
  1026. }
  1027. /******************************全局函数定义*****************************/
  1028. //传感器初始化
  1029. void MC_SensorInit(void)
  1030. {
  1031. //霍尔传感器IO设置
  1032. HallSensor_GPIO_Init();
  1033. //霍尔电角度初始化
  1034. HallSensorAngle_Init();
  1035. //踏频传感器IO设置
  1036. CadenceSensor_GPIO_Init();
  1037. //速度传感器IO设置
  1038. SpeedSensor_GPIO_Init();
  1039. //刹车信号和Gear信号检测IO设置
  1040. KeyInitial();
  1041. //力矩传感器参数还原
  1042. TorqueSensor_ParamSetDefaultData_Init(&TorqueSensor_1_Param, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_1]);
  1043. TorqueSensor_ParamSetDefaultData_Init(&TorqueSensor_2_Param, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_2]);
  1044. TorqueSensor_ParamSetDefaultData_Init(&TorqueSensor_3_Param, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_3]);
  1045. //指拨零点初值
  1046. GasSensorOffSet_Init(&GasSensor_OffSet, ADC1_Result[ADC1_RANK_GAS]);
  1047. }
  1048. //MC控制初始化
  1049. void MC_Init(void)
  1050. {
  1051. //PID参数初始化
  1052. PID_Init(MC_ConfigParam1.SerialNum);
  1053. //助力参数初始化
  1054. UpdateGearParam(MC_ConfigParam1.SerialNum);
  1055. //三相电流零点校准
  1056. SVPWM_3ShuntCurrentReadingCalibration(&MC_ErrorCode);
  1057. //母线电流零点校准
  1058. CurrentReadingCalibration(&MC_ErrorCode);
  1059. //力矩传感器零点值处理
  1060. TorqueOffSetData_Process(&TorqueSensor_1_Param.Torque_OffSetData, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_1]);//112ms
  1061. TorqueOffSetData_Process(&TorqueSensor_2_Param.Torque_OffSetData, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_2]);//112ms
  1062. TorqueOffSetData_Process(&TorqueSensor_3_Param.Torque_OffSetData, ADC1_Result[ADC1_RANK_TORQUE_SENSOR_3]);//112ms
  1063. //智能档位初始化处理
  1064. if(MC_ConfigParam1.NoPBU_Flag == MC_SUPPORT_ENABLE)
  1065. {
  1066. MC_ControlCode.GearSt = MC_GearSt_SMART;
  1067. Update_MC_ControlCode_Back();
  1068. }
  1069. //12V驱动电源初始化
  1070. Power12V_Driver_Init();
  1071. //打开12V驱动电源
  1072. Power12V_Driver_Process(SET);
  1073. }
  1074. //MC控制参数初始化
  1075. void MC_ControlParam_Init(void)
  1076. {
  1077. //清除推行模式初始变量
  1078. MC_WalkProcess_Param.IsEnterFlag = FALSE;
  1079. MC_WalkProcess_Param.MotorSpeedSetBigin = 0;
  1080. //清除力矩模式初始变量
  1081. MC_TorqueProcess_Param.MotorStopLock_Flag = SET;
  1082. MC_TorqueProcess_Param.TorqueApp = 0;
  1083. MC_TorqueProcess_Param.TorqueRef = 0;
  1084. MC_TorqueProcess_Param.TorqueRefEnd = 0;
  1085. //全局运算变量归零
  1086. IqFdbFlt =0;
  1087. IdFdbFlt = 0;
  1088. VoltSquareFlt = 0;
  1089. UqVoltFlt = 0;
  1090. UdVoltFlt = 0;
  1091. //PDI积分清零
  1092. PID_Flux_InitStructure.wIntegral = 0;
  1093. PID_Torque_InitStructure.wIntegral = 0;
  1094. PID_Weak_InitStructure.wIntegral = 0;
  1095. PID_IMax.wIntegral = 0;
  1096. PID_MotorSpd.wIntegral = 0;
  1097. PID_ConstantPower.wIntegral = 0;
  1098. }
  1099. //控制参数输入值计算
  1100. void MC_CalParam_Cal(MC_WorkMode_Struct_t p_MC_WorkMode, \
  1101. ADC_SensorData_Struct_t p_ADC_SensorData, \
  1102. MC_GearSt_Struct_t GearSt, \
  1103. TrueOrFalse_Flag_Struct_t Break_Flag, \
  1104. TrueOrFalse_Flag_Struct_t GearSensor_Flag, \
  1105. MC_CalParam_Struct_t* p_MC_CalParam)
  1106. {
  1107. MC_AssistRunMode_Struct_t MC_AssistRunMode_Temp;
  1108. static FlagStatus MC_AssistRunMode_ShiftFlag = RESET; //电机助力模式切换标志
  1109. //根据指拨信号、助力档位指令、刹车信号判断助力模式
  1110. MC_AssistRunMode_Temp = MC_JudgeAsistRunMode_Process(MC_ConfigParam1.GasCtrlMode_Flag, p_ADC_SensorData.GasSensor, GearSt, (TrueOrFalse_Flag_Struct_t)(Break_Flag & GearSensor_Flag & FALSE));//TRUE 0, FALSE 1
  1111. //发生助力模式切换时,清空变量
  1112. if(MC_AssistRunMode_Temp != p_MC_CalParam->AssistRunMode)
  1113. {
  1114. if(MC_AssistRunMode_ShiftFlag == RESET)
  1115. {
  1116. MC_AssistRunMode_Temp = MC_AssistRunMode_INVALID;
  1117. MC_AssistRunMode_ShiftFlag = SET;
  1118. SpeedSetMiddle = 0; //指拨模式,清零速度中间量
  1119. SpdMotorDivWheelFlt = 0;
  1120. }
  1121. }
  1122. //助力模式处理
  1123. switch(MC_AssistRunMode_Temp)
  1124. {
  1125. //指拨模式
  1126. case MC_AssistRunMode_GAS:
  1127. {
  1128. //计算FOC控制输入
  1129. *p_MC_CalParam = MC_AssistRunMode_Gas_Process(p_ADC_SensorData.GasSensor, (MC_GearSt_Struct_t)(GearSt & 0x0F));
  1130. //助力模式切换标志复位
  1131. MC_AssistRunMode_ShiftFlag = RESET;
  1132. break;
  1133. }
  1134. //推行模式
  1135. case MC_AssistRunMode_WALK:
  1136. {
  1137. //计算FOC控制输入
  1138. if(MC_WalkProcess_Param.IsEnterFlag == FALSE)
  1139. {
  1140. MC_WalkProcess_Param.MotorSpeedSetBigin = (uint32_t)MC_RunInfo.MotorSpeed << 5;
  1141. MC_WalkProcess_Param.IsEnterFlag = TRUE;
  1142. }
  1143. *p_MC_CalParam = MC_AssistRunMode_Walk_Process(p_MC_WorkMode);
  1144. //助力模式切换标志复位
  1145. MC_AssistRunMode_ShiftFlag = RESET;
  1146. break;
  1147. }
  1148. //踏频模式
  1149. case MC_AssistRunMode_CADENCE:
  1150. {
  1151. //计算FOC控制输入
  1152. *p_MC_CalParam = MC_AssistRunMode_Cadence_Process(GearSt);
  1153. //助力模式切换标志复位
  1154. MC_AssistRunMode_ShiftFlag = RESET;
  1155. break;
  1156. }
  1157. //力矩模式
  1158. case MC_AssistRunMode_TORQUE:
  1159. {
  1160. //计算FOC控制输入
  1161. *p_MC_CalParam = MC_AssistRunMode_Torque_Process(p_ADC_SensorData.TorqueSensor, GearSt, MC_CadenceResult.torqueByCadence);
  1162. //助力模式切换标志复位
  1163. MC_AssistRunMode_ShiftFlag = RESET;
  1164. break;
  1165. }
  1166. //空闲模式或存在故障
  1167. case MC_AssistRunMode_INVALID: default:
  1168. {
  1169. //停机处理
  1170. MC_MotorStop(&MC_StarFlag);
  1171. //更新母线电流零点值
  1172. CurrentReadingCalibration(&MC_ErrorCode);
  1173. //控制计算值初始化为默认值
  1174. p_MC_CalParam->AssistRunMode = MC_AssistRunMode_INVALID;
  1175. p_MC_CalParam->Foc_Flag = RESET;
  1176. p_MC_CalParam->Ref_Torque = 0;
  1177. p_MC_CalParam->Ref_Speed = 0;
  1178. break;
  1179. }
  1180. }
  1181. }
  1182. void MC_MotorStop(FlagStatus* StarFlag)
  1183. {
  1184. //关闭PWM输出
  1185. Pwm_Timer_Stop();
  1186. //FOC运算停止
  1187. FOC_Disable();
  1188. //控制参数归零
  1189. MC_ControlParam_Init();
  1190. //电机启动标志复位
  1191. *StarFlag = RESET;
  1192. }
  1193. void MC_MotorStar(FlagStatus* StarFlag)
  1194. {
  1195. if(*StarFlag == RESET)
  1196. {
  1197. //开启PWM输出
  1198. Enable_Pwm_Output();
  1199. //霍尔电角度初始化
  1200. HallSensorAngle_Init();
  1201. //FOC运算启动
  1202. FOC_Enable();
  1203. //电机启动标志置位
  1204. *StarFlag = SET;
  1205. }
  1206. }
  1207. /*
  1208. 指拨模式计算速比,计算费时,在主循环调用
  1209. */
  1210. void SpdProportion_calculate(void)
  1211. {
  1212. if(SpdProportion_CAL_flag==1)
  1213. {
  1214. SpdProportion_StandardDeviation = Standard_deviation_aver(SpdProportion_buff, 50, &test_SpdProportionAver);
  1215. test_StandardDeviation = (int32_t)(SpdProportion_StandardDeviation );
  1216. SpdProportion_CAL_flag = 0;
  1217. /*更新速比*/
  1218. if(test_StandardDeviation < 30)
  1219. {
  1220. SpdProportion = test_SpdProportionAver;
  1221. }
  1222. }
  1223. }