fault_check.c 25 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824
  1. #include "fault_check.h"
  2. #include "math_tools.h"
  3. #include "motor_control.h"
  4. #include "speed_sensor.h"
  5. #include "usart.h"
  6. #include "can.h"
  7. #include "MC_FOC_Driver.h"
  8. #include "MC_Globals.h"
  9. #include "eeprom_24c02.h"
  10. #include "eeprom_Flash.h"
  11. /*********************************局部函数定义*****************************/
  12. //速度传感器故障检测
  13. void MC_Fault_SpeedSensor_Process(TrueOrFalse_Flag_Struct_t IsStopFlag, MC_CadenceResult_Struct_t CadenceSensor, uint16_t MotorSpeed, MC_AssistRunMode_Struct_t AssistRunMode, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  14. {
  15. static uint32_t TrigTimeCnt_1 = 0;
  16. static uint32_t TrigTimeCnt_2 = 0;
  17. uint16_t DelayTime = 0;
  18. if(p_MC_ErrorCode->ERROR_Bit.Fault_SpeedSensor == 0)
  19. {
  20. if(AssistRunMode == MC_AssistRunMode_INVALID)
  21. {
  22. TrigTimeCnt_1 = HAL_GetTick();
  23. TrigTimeCnt_2 = HAL_GetTick();
  24. }
  25. //推行助力模式下,检测速度传感器是否产生信号变化
  26. else if(AssistRunMode == MC_AssistRunMode_WALK)
  27. {
  28. if((MotorSpeed > 50) && (IsStopFlag == TRUE))
  29. {
  30. DelayTime = 1650000 / MotorSpeed;//考虑前后齿比为0.8的情况下,轮子转一圈的时间为:60 / (电机转速 / (4.55 * 2.4) * 0.8) s, 延长2圈时间
  31. DelayTime = DelayTime < 2000 ? 2000 : DelayTime;
  32. if((HAL_GetTick() - TrigTimeCnt_1) > DelayTime)
  33. {
  34. p_MC_ErrorCode->ERROR_Bit.Fault_SpeedSensor = 1;
  35. MC_RunLog1.SPS_FaultCnt++;
  36. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  37. return;
  38. }
  39. }
  40. else
  41. {
  42. TrigTimeCnt_1 = HAL_GetTick();
  43. }
  44. }
  45. //骑行状态下,检测速度传感器是否产生信号变化
  46. else
  47. {
  48. if((CadenceSensor.Cadence_Data >= 5) && (CadenceSensor.Cadence_Dir == MC_Cadence_Forward) && (IsStopFlag == TRUE))
  49. {
  50. DelayTime = 150000 / CadenceSensor.Cadence_Data;//考虑前后齿比为0.8的情况下,轮子转一圈的时间为:60 / (踏频 * 0.8) s, 延长2圈时间
  51. DelayTime = DelayTime < 2000 ? 2000 : DelayTime;
  52. if((HAL_GetTick() - TrigTimeCnt_2) > DelayTime)
  53. {
  54. p_MC_ErrorCode->ERROR_Bit.Fault_SpeedSensor = 1;
  55. MC_RunLog1.SPS_FaultCnt++;
  56. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  57. return;
  58. }
  59. }
  60. else
  61. {
  62. TrigTimeCnt_2 = HAL_GetTick();
  63. }
  64. }
  65. }
  66. }
  67. //力矩传感器故障检测
  68. void MC_Fault_TorqueSensor_Process(uint16_t ADC_Data, MC_GearSt_Struct_t GearSt, MC_CadenceResult_Struct_t CadenceData, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  69. {
  70. static uint32_t TrigTimeCnt_1 = 0;
  71. static uint32_t TrigTimeCnt_2 = 0;
  72. static uint16_t TorqueArray[10] = {0};
  73. static uint32_t DiffSqrtResult = 0;
  74. uint16_t i;
  75. uint16_t DelayTime;
  76. if(HAL_GetTick() < 2000)
  77. {
  78. TrigTimeCnt_1 = HAL_GetTick();
  79. TrigTimeCnt_2 = HAL_GetTick();
  80. }
  81. for(i=0; i<(sizeof(TorqueArray) / 2 - 1); i++)
  82. {
  83. TorqueArray[i] = TorqueArray[i + 1];
  84. }
  85. TorqueArray[sizeof(TorqueArray) / 2 - 1] = ADC_Data;
  86. if(p_MC_ErrorCode->ERROR_Bit.Fault_TorqueSensor == 0)
  87. {
  88. DiffSqrtResult = GetStandardDeviation(TorqueArray, sizeof(TorqueArray) / 2);
  89. //传感器感应失效检测,进入助力模式、踏频正转大于10rpm、均方差值较小
  90. if(((GearSt != 0x22) && ((GearSt & 0x0F) != 0)) && (CadenceData.Cadence_Data > 10) && (CadenceData.Cadence_Dir == MC_Cadence_Forward) && (DiffSqrtResult < 5))
  91. {
  92. DelayTime = 15000 / CadenceData.Cadence_Data; //根据踏频计算踩踏1/4圈的时间,要考虑空踩情况
  93. DelayTime = (DelayTime < 250) ? 250 : DelayTime;
  94. if((HAL_GetTick() - TrigTimeCnt_1) > DelayTime)
  95. {
  96. p_MC_ErrorCode->ERROR_Bit.Fault_TorqueSensor = 1;
  97. MC_RunLog1.TQS_FaultCnt++;
  98. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  99. return;
  100. }
  101. }
  102. else
  103. {
  104. TrigTimeCnt_1 = HAL_GetTick();
  105. }
  106. //传感器短路或开路检测
  107. if((ADC_Data < 50) || (ADC_Data > 4050))
  108. {
  109. if((HAL_GetTick() - TrigTimeCnt_2) > 200)
  110. {
  111. p_MC_ErrorCode->ERROR_Bit.Fault_TorqueSensor = 1;
  112. MC_RunLog1.TQS_FaultCnt++;
  113. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  114. return;
  115. }
  116. }
  117. else
  118. {
  119. TrigTimeCnt_2 = HAL_GetTick();
  120. }
  121. }
  122. }
  123. //缺相检测
  124. void MC_Fault_PhaseLine_Process(FlagStatus Foc_Flag, uint16_t BusCurrent, uint16_t MotorSpeed, ADC_3ShuntCurrent_Struct_t Phase_Current, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  125. {
  126. static uint32_t TrigTimeCnt_PhaseA = 0;
  127. static uint32_t TrigTimeCnt_PhaseB = 0;
  128. static uint32_t TrigTimeCnt_PhaseC = 0;
  129. if(p_MC_ErrorCode->ERROR_Bit.Fault_PhaseLine == 0)
  130. {
  131. if((Foc_Flag == SET) && (BusCurrent > 5000) && (MotorSpeed > 500))
  132. {
  133. //A相电流
  134. if(abs(Phase_Current.uw_phase_a) < 500)
  135. {
  136. if((HAL_GetTick() - TrigTimeCnt_PhaseA) > 250)
  137. {
  138. p_MC_ErrorCode->ERROR_Bit.Fault_PhaseLine = 1;
  139. MC_RunLog1.PhaseLine_FaultCnt++;
  140. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  141. return;
  142. }
  143. }
  144. else
  145. {
  146. TrigTimeCnt_PhaseA = HAL_GetTick();
  147. }
  148. //B相电流
  149. if(abs(Phase_Current.uw_phase_b) < 500)
  150. {
  151. if((HAL_GetTick() - TrigTimeCnt_PhaseB) > 250)
  152. {
  153. p_MC_ErrorCode->ERROR_Bit.Fault_PhaseLine = 1;
  154. MC_RunLog1.PhaseLine_FaultCnt++;
  155. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  156. return;
  157. }
  158. }
  159. else
  160. {
  161. TrigTimeCnt_PhaseB = HAL_GetTick();
  162. }
  163. //C相电流
  164. if(abs(Phase_Current.uw_phase_c) < 500)
  165. {
  166. if((HAL_GetTick() - TrigTimeCnt_PhaseC) > 250)
  167. {
  168. p_MC_ErrorCode->ERROR_Bit.Fault_PhaseLine = 1;
  169. MC_RunLog1.PhaseLine_FaultCnt++;
  170. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  171. return;
  172. }
  173. }
  174. else
  175. {
  176. TrigTimeCnt_PhaseC = HAL_GetTick();
  177. }
  178. }
  179. else if(Foc_Flag == RESET)
  180. {
  181. TrigTimeCnt_PhaseA = HAL_GetTick();
  182. TrigTimeCnt_PhaseB = HAL_GetTick();
  183. TrigTimeCnt_PhaseC = HAL_GetTick();
  184. }
  185. }
  186. }
  187. //温度传感器故障检测
  188. void MC_Fault_NTCSensor_Process(uint8_t T_PCB_Result, uint8_t T_Coil_Result, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  189. {
  190. static uint32_t TrigTimeCnt_PCB = 0; //PCB NTC采集异常计时
  191. static uint32_t TrigTimeCnt_Coil = 0; //绕组 NTC采集异常计时
  192. static uint32_t NTC_Check_PeriodTimeCnt = 0; //NTC检测,母线电流采集周期
  193. static uint16_t NTC_Check_Count = 0;
  194. static uint32_t BusCurrentSum = 0;
  195. uint8_t BusCurrentAvg = 0;
  196. static uint8_t T_PCB_Old = 0;
  197. static uint8_t T_Coil_Old = 0;
  198. //初始化2s,且50度以上,不检测NTC故障
  199. if((HAL_GetTick() < 2000) || (MC_RunInfo.T_MCU > 90))
  200. {
  201. TrigTimeCnt_PCB = HAL_GetTick();
  202. TrigTimeCnt_PCB = HAL_GetTick();
  203. NTC_Check_PeriodTimeCnt = HAL_GetTick();
  204. NTC_Check_Count = 0;
  205. T_PCB_Old = T_PCB_Result;
  206. T_Coil_Old = T_Coil_Result;
  207. return;
  208. }
  209. if(p_MC_ErrorCode->ERROR_Bit.Fault_NtcSensor == 0)
  210. {
  211. //PCB上NTC短路或开路检测,判断AD值是否为异常值
  212. if((T_PCB_Result < 10) || (T_PCB_Result > 180)) //10(-30度):AD为3940,180(140度):AD为80
  213. {
  214. if((HAL_GetTick() - TrigTimeCnt_PCB) > 200)
  215. {
  216. p_MC_ErrorCode->ERROR_Bit.Fault_NtcSensor = 1;
  217. MC_RunLog1.NTC_FaultCnt++;
  218. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  219. return;
  220. }
  221. }
  222. else
  223. {
  224. TrigTimeCnt_PCB = HAL_GetTick();
  225. }
  226. //NTC短路或开路检测,判断AD值是否为异常值
  227. if(((T_Coil_Result < 10) || (T_Coil_Result > 180)) || //10:AD为3940,180:AD为80
  228. ((T_PCB_Result < 10) || (T_PCB_Result > 180))
  229. )
  230. {
  231. if((HAL_GetTick() - TrigTimeCnt_Coil) > 200)
  232. {
  233. p_MC_ErrorCode->ERROR_Bit.Fault_NtcSensor = 1;
  234. MC_RunLog1.NTC_FaultCnt++;
  235. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  236. return;
  237. }
  238. }
  239. else
  240. {
  241. TrigTimeCnt_Coil = HAL_GetTick();
  242. }
  243. //NTC为固定值的检测,检测3min内母线电流平均值 > 10A 时的前后温差
  244. if((HAL_GetTick() - NTC_Check_PeriodTimeCnt) >= 100)
  245. {
  246. NTC_Check_PeriodTimeCnt = HAL_GetTick();
  247. BusCurrentSum += MC_RunInfo.BusCurrent >> 7;//按照mA / 128 判断,约0.1A
  248. NTC_Check_Count++;
  249. //采集100 * 2048 = 204.8s内母线电流平均值
  250. if(NTC_Check_Count >= 2048)
  251. {
  252. NTC_Check_Count = 0;
  253. BusCurrentAvg = BusCurrentSum >> 11;
  254. BusCurrentSum = 0;
  255. //平均电流超过10A,判断是否有温升
  256. if(BusCurrentAvg > 79) // 79 * 1.28 = 101
  257. {
  258. if((abs(T_PCB_Result - T_PCB_Old) < 2) || //PCB 温升低于2度
  259. (abs(T_Coil_Result - T_Coil_Old) < 2)) //绕组温升低于2度
  260. {
  261. p_MC_ErrorCode->ERROR_Bit.Fault_NtcSensor = 1;
  262. MC_RunLog1.NTC_FaultCnt++;
  263. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  264. return;
  265. }
  266. }
  267. T_PCB_Old = T_PCB_Result;
  268. T_Coil_Old = T_Coil_Result;
  269. }
  270. }
  271. }
  272. }
  273. //指拨故障检测
  274. void MC_Fault_GasSensor_Process(uint16_t ADC_Data, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  275. {
  276. //开路检测
  277. //...
  278. //短路检测
  279. //...
  280. }
  281. //MOS短路检测
  282. void MC_Fault_MOS_Process(ADC_3ShuntCurrent_Struct_t ShuntCurrent, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  283. {
  284. static uint32_t TrigTimeCnt_A = 0;
  285. static uint32_t TrigTimeCnt_B = 0;
  286. static uint32_t TrigTimeCnt_C = 0;
  287. if(FOC_Status != FOC_Status_RUN)
  288. {
  289. TrigTimeCnt_A = HAL_GetTick();
  290. TrigTimeCnt_B = HAL_GetTick();
  291. TrigTimeCnt_C = HAL_GetTick();
  292. return;
  293. }
  294. if(p_MC_ErrorCode->ERROR_Bit.Fault_MOS == 0)
  295. {
  296. //A相MOS短路
  297. if(abs(ShuntCurrent.uw_phase_a) > 20000)
  298. {
  299. if((HAL_GetTick() - TrigTimeCnt_A) > 200)
  300. {
  301. p_MC_ErrorCode->ERROR_Bit.Fault_MOS = 1;
  302. MC_RunLog2.MOS_ShortCircuit_FaultCnt++;
  303. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  304. return;
  305. }
  306. }
  307. else
  308. {
  309. TrigTimeCnt_A = HAL_GetTick();
  310. }
  311. //B相MOS短路
  312. if(abs(ShuntCurrent.uw_phase_b) > 20000)
  313. {
  314. if((HAL_GetTick() - TrigTimeCnt_B) > 200)
  315. {
  316. p_MC_ErrorCode->ERROR_Bit.Fault_MOS = 1;
  317. MC_RunLog2.MOS_ShortCircuit_FaultCnt++;
  318. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  319. return;
  320. }
  321. }
  322. else
  323. {
  324. TrigTimeCnt_B = HAL_GetTick();
  325. }
  326. //C相MOS短路
  327. if(abs(ShuntCurrent.uw_phase_c) > 20000)
  328. {
  329. if((HAL_GetTick() - TrigTimeCnt_C) > 200)
  330. {
  331. p_MC_ErrorCode->ERROR_Bit.Fault_MOS = 1;
  332. MC_RunLog2.MOS_ShortCircuit_FaultCnt++;
  333. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  334. return;
  335. }
  336. }
  337. else
  338. {
  339. TrigTimeCnt_C = HAL_GetTick();
  340. }
  341. }
  342. }
  343. //TE故障检测
  344. void MC_Fault_TE_Process(MC_TE_SensorStatus_Struct_t* p_MC_TE_SensorStatus, TrueOrFalse_Flag_Struct_t ComOK_Flag, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  345. {
  346. static uint8_t ErrorCount_TE_Circuit = 0;
  347. static uint8_t ErrorCount_MCU = 0;
  348. static uint8_t ErrorCount_TE_MCU = 0;
  349. //开机前5s不检测
  350. if(HAL_GetTick() < 5000)
  351. {
  352. return;
  353. }
  354. //TE通讯故障超时判断
  355. static FlagStatus SaveFlag1 = RESET;
  356. if(ComOK_Flag == FALSE)
  357. {
  358. p_MC_ErrorCode->ERROR_Bit.Fault_TE_MCU = 1;
  359. if(SaveFlag1 == RESET)
  360. {
  361. MC_RunLog2.TE_MCU_FaultCnt++;
  362. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  363. SaveFlag1 = SET;
  364. }
  365. }
  366. else
  367. {
  368. p_MC_ErrorCode->ERROR_Bit.Fault_TE_MCU = 0;
  369. SaveFlag1 = RESET;
  370. }
  371. if(TE_MCU_DataRefreshFlag == TRUE) //TE发送数据周期500ms
  372. {
  373. //TE电路故障异常判断,存在TE与主控采集值差异较大(故障位bit0-9),或主MCU工作电压大于4.2V
  374. static FlagStatus SaveFlag2 = RESET;
  375. if(((p_MC_TE_SensorStatus->TE_ErrorCode.Code & 0x03FF) != 0) || (p_MC_TE_SensorStatus->MCU_Voltage > 4200))
  376. {
  377. ErrorCount_TE_Circuit++;
  378. if(ErrorCount_TE_Circuit >= 5)
  379. {
  380. ErrorCount_TE_Circuit = 0;
  381. p_MC_ErrorCode->ERROR_Bit.Fault_TE_Circuit = 1;
  382. if(SaveFlag2 == RESET)
  383. {
  384. SaveFlag2 = SET;
  385. MC_RunLog2.TE_Circuit_FaultCnt++;
  386. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  387. }
  388. //Debug
  389. memcpy(UserString1, (uint8_t*)&p_MC_TE_SensorStatus->TE_ErrorCode.Code, 16);
  390. EEPROM_Flash_DataUpdate();
  391. }
  392. }
  393. //TE电路故障异常恢复判断
  394. else if(((p_MC_TE_SensorStatus->TE_ErrorCode.Code & 0x03FF) == 0) && (p_MC_TE_SensorStatus->MCU_Voltage < 3600))
  395. {
  396. p_MC_ErrorCode->ERROR_Bit.Fault_TE_Circuit = 0;
  397. ErrorCount_TE_Circuit = 0;
  398. SaveFlag2 = RESET;
  399. }
  400. //主控MCU异常判断,主控发送TE的数据超时或时钟频率异常
  401. static FlagStatus SaveFlag3 = RESET;
  402. if(((p_MC_TE_SensorStatus->TE_ErrorCode.Code & 0x0C00) != 0))
  403. {
  404. ErrorCount_MCU++;
  405. if(ErrorCount_MCU >= 5)
  406. {
  407. ErrorCount_MCU = 0;
  408. p_MC_ErrorCode->ERROR_Bit.Fault_MCU = 1;
  409. if(SaveFlag3 == RESET)
  410. {
  411. SaveFlag3 = SET;
  412. MC_RunLog2.MCU_FaultCnt++;
  413. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  414. }
  415. }
  416. }
  417. //主控MCU异常恢复判断
  418. else if((p_MC_TE_SensorStatus->TE_ErrorCode.Code & 0x0C00) == 0)
  419. {
  420. p_MC_ErrorCode->ERROR_Bit.Fault_MCU = 0;
  421. ErrorCount_MCU = 0;
  422. SaveFlag3 = RESET;
  423. }
  424. //TE MCU异常判断,TE时钟频率异常或TE检测的MCU故障位置位
  425. static FlagStatus SaveFlag4 = RESET;
  426. if( ((MC_TE_SyncClockFreqScan < (p_MC_TE_SensorStatus->SyncClockFreq - 200)) || (MC_TE_SyncClockFreqScan > (p_MC_TE_SensorStatus->SyncClockFreq + 200))) //TE发送的时钟频率超限
  427. || ((p_MC_TE_SensorStatus->TE_ErrorCode.Code & 0x1000) != 0) //TE MCU异常
  428. )
  429. {
  430. ErrorCount_TE_MCU++;
  431. if(ErrorCount_TE_MCU >= 5)
  432. {
  433. ErrorCount_TE_MCU = 0;
  434. p_MC_ErrorCode->ERROR_Bit.Fault_TE_MCU = 1;
  435. if(SaveFlag4 == RESET)
  436. {
  437. SaveFlag4 = SET;
  438. MC_RunLog2.TE_MCU_FaultCnt++;
  439. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  440. }
  441. }
  442. }
  443. else
  444. {
  445. p_MC_ErrorCode->ERROR_Bit.Fault_TE_MCU = 0;
  446. ErrorCount_TE_MCU = 0;
  447. SaveFlag4 = RESET;
  448. }
  449. TE_MCU_DataRefreshFlag = FALSE;
  450. }
  451. }
  452. void MC_Fault_Circuit_Process(MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  453. {
  454. static uint32_t PeriodTimeCnt = 0;
  455. static uint32_t C31_SC_TrigTimeCnt = 0;//C32 短路判断计时
  456. static uint32_t PowerDriver_TrigTimeCnt = 0; //驱动电源判断计时
  457. //为初始化预留5s
  458. if(HAL_GetTick() < 5000)
  459. {
  460. PeriodTimeCnt = HAL_GetTick();
  461. C31_SC_TrigTimeCnt = HAL_GetTick();
  462. PowerDriver_TrigTimeCnt = HAL_GetTick();
  463. return;
  464. }
  465. //C31(GearSensor)短路检测
  466. if(HAL_GPIO_ReadPin(GPIOC, GPIO_PIN_15) == GPIO_PIN_RESET)
  467. {
  468. if((HAL_GetTick() - C31_SC_TrigTimeCnt) > 5000)
  469. {
  470. p_MC_ErrorCode->ERROR_Bit.Fault_Circuit = 1;
  471. MC_RunLog2.Circuit_FaultCnt++;
  472. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  473. }
  474. }
  475. else
  476. {
  477. C31_SC_TrigTimeCnt = HAL_GetTick();
  478. }
  479. //MOS驱动电源异常检测
  480. if((MC_TE_SensorStatus.TE_ErrorCode.Code == 0x0000) && //TE无故障,未关闭驱动电源
  481. (FOC_Status == FOC_Status_RUN) && //FOC运算启动
  482. (MC_CalParam.AssistRunMode != MC_AssistRunMode_INVALID) &&
  483. (MC_CalParam.Foc_Flag == SET) &&
  484. ((MC_CalParam.Ref_Speed > 200) || (MC_CalParam.Ref_Torque > 200)) //给定值
  485. )
  486. {
  487. if((MC_HallSensorData.IsStopFlag == TRUE) && (MC_RunInfo.BusCurrent < 200)) //电机未启动,0.2A
  488. {
  489. if((HAL_GetTick() - PowerDriver_TrigTimeCnt) > 5000)
  490. {
  491. p_MC_ErrorCode->ERROR_Bit.Fault_Circuit = 1;
  492. MC_RunLog2.Circuit_FaultCnt++;
  493. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  494. }
  495. }
  496. else
  497. {
  498. PowerDriver_TrigTimeCnt = HAL_GetTick();
  499. }
  500. }
  501. else
  502. {
  503. PowerDriver_TrigTimeCnt = HAL_GetTick();
  504. }
  505. //以下指令执行周期20ms
  506. if((HAL_GetTick() - PeriodTimeCnt) >= 20)
  507. {
  508. PeriodTimeCnt = HAL_GetTick();
  509. //检测母线电流和相电流是否为异常
  510. static uint8_t i = 0, CurrentFaultCount = 0;
  511. static uint32_t BusCurrent_Flt = 0, PhasesCurrentA_Flt = 0, PhasesCurrentB_Flt = 0, PhasesCurrentC_Flt = 0;
  512. BusCurrent_Flt += ADC1_Result_Filt[ADC1_RANK_CURRENT];
  513. PhasesCurrentA_Flt += ADC2_Result_Filt[ADC2_RANK_CURRENT_A];
  514. PhasesCurrentB_Flt += ADC2_Result_Filt[ADC2_RANK_CURRENT_B];
  515. PhasesCurrentC_Flt += ADC2_Result_Filt[ADC2_RANK_CURRENT_C];
  516. i++;
  517. if(i >= 32) //计算20 * 32 ms内的平均值
  518. {
  519. i = 0;
  520. if((((BusCurrent_Flt >> 5) < 500) || (BusCurrent_Flt >> 5) > 4000) ||//母线电流采样异常
  521. (((PhasesCurrentA_Flt >> 5) < 5000) || ((PhasesCurrentA_Flt >> 5) > 60000)) || //A相电流采样异常
  522. (((PhasesCurrentB_Flt >> 5) < 5000) || ((PhasesCurrentB_Flt >> 5) > 60000)) || //B相电流采样异常
  523. (((PhasesCurrentC_Flt >> 5) < 5000) || ((PhasesCurrentC_Flt >> 5) > 60000)) //C相电流采样异常
  524. )
  525. {
  526. p_MC_ErrorCode->ERROR_Bit.Fault_Circuit = 1;
  527. MC_RunLog2.Circuit_FaultCnt++;
  528. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  529. }
  530. if((IqFdbFlt >> 10) > 200) //250时,相电流为9.6A;330时,相电流为12.4A;350时,相电流为13.6A。得到,相电流 = 0.038 * IqFdb
  531. {
  532. if(((BusCurrent_Flt >> 5) - uw_current_offset) < 50) //50对应的母线电流约1.2A, DATA / 2048 * 50A
  533. {
  534. CurrentFaultCount++;
  535. if(CurrentFaultCount > 10)
  536. {
  537. p_MC_ErrorCode->ERROR_Bit.Fault_Circuit = 1;
  538. MC_RunLog2.Circuit_FaultCnt++;
  539. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  540. CurrentFaultCount = 0;
  541. }
  542. }
  543. else
  544. {
  545. CurrentFaultCount = 0;
  546. }
  547. }
  548. else
  549. {
  550. CurrentFaultCount = 0;
  551. }
  552. BusCurrent_Flt = 0;
  553. PhasesCurrentA_Flt = 0;
  554. PhasesCurrentB_Flt = 0;
  555. PhasesCurrentC_Flt = 0;
  556. }
  557. //静止状态,检测母线电流和相电流是否随机跳动
  558. static uint8_t j = 0;
  559. static uint16_t BusCurrent_Array[50], PhaseCurrentA_Array[50], PhaseCurrentB_Array[50], PhaseCurrentC_Array[50];
  560. static uint32_t DiffSqrtResult_BusCurrent = 0, DiffSqrtResult_PhaseA = 0, DiffSqrtResult_PhaseB = 0, DiffSqrtResult_PhaseC = 0;
  561. static uint32_t DelayTimeCnt = 0;
  562. if((MC_RunInfo.GearSt == 0) && (MC_RunInfo.MotorSpeed == 0))
  563. {
  564. if((HAL_GetTick() - DelayTimeCnt) > 5000) // 由运动转为静止5s后进行判断
  565. {
  566. BusCurrent_Array[j] = ADC1_Result_Filt[ADC1_RANK_CURRENT];
  567. PhaseCurrentA_Array[j] = ADC2_Result_Filt[ADC2_RANK_CURRENT_A];
  568. PhaseCurrentB_Array[j] = ADC2_Result_Filt[ADC2_RANK_CURRENT_B];
  569. PhaseCurrentC_Array[j] = ADC2_Result_Filt[ADC2_RANK_CURRENT_C];
  570. j++;
  571. if(j >= 50)
  572. {
  573. j = 0;
  574. //计算均方差值
  575. DiffSqrtResult_BusCurrent = GetStandardDeviation(BusCurrent_Array, 50);
  576. DiffSqrtResult_PhaseA = GetStandardDeviation(PhaseCurrentA_Array, 50);
  577. DiffSqrtResult_PhaseB = GetStandardDeviation(PhaseCurrentB_Array, 50);
  578. DiffSqrtResult_PhaseC = GetStandardDeviation(PhaseCurrentC_Array, 50);
  579. if((DiffSqrtResult_BusCurrent > 500) || //母线电流采集异常变化
  580. ((DiffSqrtResult_PhaseA > 12000) || (DiffSqrtResult_PhaseB > 12000) || (DiffSqrtResult_PhaseC > 12000)) //相线电流采集异常变化
  581. )
  582. {
  583. p_MC_ErrorCode->ERROR_Bit.Fault_Circuit = 1;
  584. MC_RunLog2.Circuit_FaultCnt++;
  585. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  586. }
  587. }
  588. }
  589. }
  590. else
  591. {
  592. j = 0;
  593. DelayTimeCnt = HAL_GetTick();
  594. }
  595. }
  596. }
  597. /***********************全局函数定义***********************/
  598. //霍尔传感器故障检测
  599. void MC_Fault_HallSensor_Process(MC_HallSensorStatus_Struct_t HallSensorStatus, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  600. {
  601. static TrueOrFalse_Flag_Struct_t IsFirstEnterFlag = TRUE;
  602. static uint32_t TrigTimeCnt_1 = 0;//用于检测霍尔全部短路或开路检测 延时判断
  603. static uint8_t HallGroupOldBak[6];//用于单个霍尔故障判断霍尔状态缓存
  604. static uint8_t Count = 0;
  605. static uint32_t TrigCnt_2 = 0;//用于单个霍尔故障次数计数
  606. if(IsFirstEnterFlag == TRUE)
  607. {
  608. TrigTimeCnt_1 = HAL_GetTick();
  609. memset(HallGroupOldBak, HallSensorStatus.HallGropuStatus_Old, sizeof(HallGroupOldBak));
  610. IsFirstEnterFlag = FALSE;
  611. }
  612. if(p_MC_ErrorCode->ERROR_Bit.Fault_HallSensor == 0)
  613. {
  614. //霍尔传感器全部短路或开路检测
  615. if((HallSensorStatus.HallGropuStatus == 0x00) || (HallSensorStatus.HallGropuStatus == 0x07))
  616. {
  617. if((HAL_GetTick() - TrigTimeCnt_1) > 250)
  618. {
  619. p_MC_ErrorCode->ERROR_Bit.Fault_HallSensor = 1;
  620. MC_RunLog1.Hall_FaultCnt++;
  621. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  622. return;
  623. }
  624. }
  625. else
  626. {
  627. TrigTimeCnt_1 = HAL_GetTick();
  628. }
  629. //相邻黏连检测和单个短、开路检测
  630. if(HallSensorStatus.HallGropuStatus != HallSensorStatus.HallGropuStatus_Old)
  631. {
  632. HallGroupOldBak[Count++] = HallSensorStatus.HallGropuStatus;
  633. if(Count >= 6)
  634. {
  635. Count = 0;
  636. //检测是否有霍尔异常
  637. if(CheckIsHasDouble(HallGroupOldBak, sizeof(HallGroupOldBak)) == TRUE)
  638. {
  639. TrigCnt_2++;
  640. }
  641. else
  642. {
  643. TrigCnt_2 = 0;
  644. }
  645. if(TrigCnt_2 > 50)
  646. {
  647. p_MC_ErrorCode->ERROR_Bit.Fault_HallSensor = 1;
  648. MC_RunLog1.Hall_FaultCnt++;
  649. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG1, sizeof(MC_RunLog1_Struct_t), (uint8_t*)&MC_RunLog1.PowerOnCnt);
  650. return;
  651. }
  652. }
  653. }
  654. }
  655. }
  656. //踏频传感器故障检测
  657. void MC_Fault_CadenceSensor_Process(uint16_t Torque, uint16_t BikeSpeed, MC_ErrorCode_Struct_t* p_MC_ErrorCode)
  658. {
  659. static uint8_t Hall_1_Trg = 0; //霍尔1信号变化标志
  660. static uint8_t Hall_1_Cont = 0;//霍尔1状态
  661. static uint32_t Hall_1_Fault_TrigTimeCnt = 0;
  662. static uint8_t Hall_2_Trg = 0; //霍尔2信号变化标志
  663. static uint8_t Hall_2_Cont = 0;//霍尔2状态
  664. static uint32_t Hall_2_Fault_TrigTimeCnt = 0;
  665. static uint8_t Hall_1_2_EQA_Flag = 1;
  666. static uint32_t Hall_1_2_EQA_TrigTimeCnt = 0;
  667. static uint8_t Hall_1_State;
  668. static uint8_t Hall_2_State;
  669. Hall_1_State = HAL_GPIO_ReadPin(CADENCE_1_GPIO_Port, CADENCE_1_Pin);
  670. Hall_2_State = HAL_GPIO_ReadPin(CADENCE_2_GPIO_Port, CADENCE_2_Pin);
  671. //更新霍尔1信号变化状态,相同为0,不同为1
  672. Hall_1_Trg = Hall_1_State ^ Hall_1_Cont;
  673. Hall_1_Cont = Hall_1_State;
  674. //更新霍尔2信号变化状态,相同为0,不同为1
  675. Hall_2_Trg = Hall_2_State ^ Hall_2_Cont;
  676. Hall_2_Cont = Hall_2_State;
  677. //更新霍尔1和霍尔2相同标志,相同为0,不同为1
  678. Hall_1_2_EQA_Flag = Hall_1_State ^ Hall_2_State;
  679. if(HAL_GetTick() < 1000)
  680. {
  681. Hall_1_Fault_TrigTimeCnt = HAL_GetTick();
  682. Hall_2_Fault_TrigTimeCnt = HAL_GetTick();
  683. Hall_1_2_EQA_TrigTimeCnt = HAL_GetTick();
  684. return;
  685. }
  686. if(p_MC_ErrorCode->ERROR_Bit.Fault_CadenceSensor == 0)
  687. {
  688. //两个霍尔传感器分别检测是否存在开路或短路
  689. if((Torque > 1200) && (BikeSpeed > 70))
  690. {
  691. //判断霍尔1
  692. if(Hall_1_Trg == 0)
  693. {
  694. if((HAL_GetTick() - Hall_1_Fault_TrigTimeCnt) > 5000)
  695. {
  696. p_MC_ErrorCode->ERROR_Bit.Fault_CadenceSensor = 1;
  697. MC_RunLog2.CadenceSensor_FaultCnt++;
  698. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  699. return;
  700. }
  701. }
  702. else
  703. {
  704. Hall_1_Fault_TrigTimeCnt = HAL_GetTick();
  705. }
  706. //判断霍尔2
  707. if(Hall_2_Trg == 0)
  708. {
  709. if((HAL_GetTick() - Hall_2_Fault_TrigTimeCnt) > 5000)
  710. {
  711. p_MC_ErrorCode->ERROR_Bit.Fault_CadenceSensor = 1;
  712. MC_RunLog2.CadenceSensor_FaultCnt++;
  713. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  714. return;
  715. }
  716. }
  717. else
  718. {
  719. Hall_2_Fault_TrigTimeCnt = HAL_GetTick();
  720. }
  721. //判断霍尔1和霍尔2黏连
  722. if(Hall_1_2_EQA_Flag == 0)
  723. {
  724. if((HAL_GetTick() - Hall_1_2_EQA_TrigTimeCnt) > 5000)
  725. {
  726. p_MC_ErrorCode->ERROR_Bit.Fault_CadenceSensor = 1;
  727. MC_RunLog2.CadenceSensor_FaultCnt++;
  728. SaveParamToEEprom_24C02(&I2C_Handle_EEPROM, EEPROM_24C02_ADDR_RUN_LOG2, sizeof(MC_RunLog2_Struct_t), (uint8_t*)&MC_RunLog2.MCU_FaultCnt);
  729. return;
  730. }
  731. }
  732. else
  733. {
  734. Hall_1_2_EQA_TrigTimeCnt = HAL_GetTick();
  735. }
  736. }
  737. else
  738. {
  739. Hall_1_Fault_TrigTimeCnt = HAL_GetTick();
  740. Hall_2_Fault_TrigTimeCnt = HAL_GetTick();
  741. Hall_1_2_EQA_TrigTimeCnt = HAL_GetTick();
  742. }
  743. }
  744. }
  745. //故障检测
  746. void MC_Fault_Check_Process(void)
  747. {
  748. //速度传感器故障检测
  749. if((MC_WorkMode == MC_WorkMode_Run) && (MC_ConfigParam1.No_SpeedSensor_Flag != MC_SUPPORT_ENABLE))
  750. {
  751. MC_Fault_SpeedSensor_Process(MC_SpeedSensorData.IsStopFlag, MC_CadenceResult, MC_RunInfo.MotorSpeed, MC_CalParam.AssistRunMode, &MC_ErrorCode);
  752. }
  753. //力矩传感器故障检测
  754. MC_Fault_TorqueSensor_Process(ADC1_Result[ADC1_RANK_TORQUE_SENSOR], MC_ControlCode.GearSt, MC_CadenceResult, &MC_ErrorCode);
  755. //相线故障检测
  756. MC_Fault_PhaseLine_Process(MC_CalParam.Foc_Flag, MC_RunInfo.BusCurrent, MC_RunInfo.MotorSpeed, ADC_3ShuntCurrent_RMSValue, &MC_ErrorCode);
  757. //温度传感器故障检测
  758. MC_Fault_NTCSensor_Process(MC_RunInfo.T_PCB, MC_RunInfo.T_Coil, &MC_ErrorCode);
  759. //指拨故障检测
  760. MC_Fault_GasSensor_Process(ADC1_Result[ADC1_RANK_GAS], &MC_ErrorCode);
  761. //MOS故障检测
  762. MC_Fault_MOS_Process(ADC_3ShuntCurrent_RMSValue, &MC_ErrorCode);
  763. //TE故障检测
  764. MC_Fault_TE_Process(&MC_TE_SensorStatus, IsComOK_TE.IsOK_Flag, &MC_ErrorCode);
  765. //电路故障检测
  766. MC_Fault_Circuit_Process(&MC_ErrorCode);
  767. }