1、2019 Copyright SUNGROW.Confidential 2019 SUNGROW 2019 Copyright SUNGROW.Confidential 2 01 02 03 04 05 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 4 system complexity RiskFunctional safetyFunctional safety standard ISO 26262 IEC 61508 Fo

2、r E/E/PE All industry Automotive 2019 Copyright SUNGROW.Confidential 5 MOTORQMMCUASIL CVCUASIL CRESOLVERASIL CPDUPower BatteryACUKEYLow Vol.BatterFuel PedalShiftBrake pedalCruise SetABS/Break systemASIL CBMSASIL CMCU ITEM ASIL C 2019 Copyright SUNGROW.Confidential 6 Level 1Level 2Level 3Control Func

3、tionLCFunction MonitoringProgram Flow CheckLCLCTest of autonomous HW-ModuleMemory TestLevel 2Test of Hardware-configuration rel.SafetyHW-ErrorCorrectionCodeMonitoring ModulesLCLCPFCLinkingHardware-ErrorManagementModuleFunction TestMonitoring ModuleEnableRedundancyQuestionsAnswerEnableEnablePower det

4、ermining output stage/Safety-related Bus CommunicationInput SignalsFunction ControllerHW Incl.MonitoringModuleEnable2019 Copyright SUNGROW.Confidential 7 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 9 U相传感器调理电路UI_UI_U_AINCPUADC口+5VA1+5VA

5、1采样通道U/V采样通道WV相传感器调理电路VI_VI_V_AIN+5VA1+5VA1W相传感器调理电路WI_WI_W_AIN+5VA2+5VA2CPUPWM输出驱劢电路门级状态回采桥臂*专利保护 2019 Copyright SUNGROW.Confidential 10 CPUSBCL3-外部看门狗CPLD驱劢电路主功率桥SPWML1_SDL2_SDL3_SDASC_ENSPWMSS1/2直流母线采样1Vdc_ovFSBENFSSTATE关断路径1关断路径2SPI&FSP*专利保护 2019 Copyright SUNGROW.Confidential 关断电流正常关断（硬关断）过流保护关

6、断（硬关断）DESAT关断（软关断）0A800A2000A 2019 Copyright SUNGROW.Confidential 12 IGBT 关断 60657075808505540同一桥臂IGBT壳温温升趋势曲线IGBT-1IGBT-2IGBT-3IGBT-4IGBT-5IGBT-62019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential L1功能层L2功能监控层L3处理器监控层(关键信号合理性验证，转矩监控

7、，关断路径执行等)(看门狗处理，关断路径测试等)(整车控制功能，电机控制功能等)2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential Safety relatedTASKSafety relatedTASKSafety relatedTASKSTARTENDDeadLine看门狗STARTSafety relatedTASK-RUN1Safety relatedTASK-RUN2Safety relatedTASK-RUN3Safety relatedTASK-RUN4ENDCount复位看门狗触发Int

8、erruptedInterrupted监控程序Count+Count复位Count发送Count+Count+监控程序触发2019 Copyright SUNGROW.Confidential 17 ExcitationMechanical AngleCosSinSpeedAngleDSP PWM5A,5BBoostRseolverADCADCLPFDSRF PLLFIRLUTDelay PWM4ASEQ2 ISRLPFLPFCos,CosLoSin,SinLoMechanical AngleCosSinSpeedAngleDSPRseolverADCADCLPFDSRF PLLADCExci

9、tationSEQ2 ISRAD2S1210Cos,CosLoSin,SinLoFIRBoostExcitationExcPWM4ASPI/GPIOAngleSpeed2019 Copyright SUNGROW.Confidential 18 2019 Copyright SUNGROW.Confidential 阳光特有的过调制，动态弱磁，低载波比比算法确保在高速下的高性能稳定运行，台架测试最高转速，最低载波比，最高电压利用率16000rpm10kHz开关频率转矩阶跃响应 0-16000rpm加速劢态响应 16000rpm 16000rpm 8000rpm 500ms 1000ms 120

10、ms 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 21 AUTOSAR 4.2.2 通信服务存储器服务板载设备抽象存储器硬件抽象通信硬件抽象IO硬件抽象IO驱劢存储驱劢通信驱劢微控制器驱劢RTA-OSEcuMBswMWdgMComMDemFimGptWdgMcuFlsSpiWdgIfMemIfCanIomIcuPwmDioDsadcIrqFeeNvMCanIfCanTpPduRComDcmXcpIo Signal Inter

11、face复杂驱劢微控制器RTE系统服务MPUOVERLAYCanNMNMCanSMPortDet应用层FlsloaderExt.ASIC Driver2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 24 2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 2019 2

12、020 2021 2022 7.5-16kW 20-60kW 100-160kW 60-100kW 集成式辅劣控制单元 第I代电驱桥 电源产品 平台化专用车电控 第I代集成式控制单元 AUTOSAR架构电控 第III代深度集成 电驱桥 智能化新能源汽车 电子系统方案 功能安全电控 第II代电驱桥 碳化硅解决方案 商用车电驱桥 第II代集成式控制单元 ISO 26262 认证电控 2019 Copyright SUNGROW.Confidential 27 。2019 Copyright SUNGROW.Confidential 2019 Copyright SUNGROW.Confidential 2018 SUNGROW Confidential