graph LR %% 电源输入与分配系统 subgraph "高压动力电源系统" BATTERY_PACK["800V高压电池包"] --> HV_DIST["高压配电中心"] HV_DIST --> INVERTER_IN["主逆变器输入"] HV_DIST --> COMPRESSOR_IN["压缩机驱动输入"] HV_DIST --> AUX_DCDC_IN["辅助DC-DC输入"] end %% 三大核心功率模块 subgraph "高压主推进电驱 (动力核心)" INVERTER_IN --> INV_BUS["逆变器直流母线"] subgraph "三相逆变桥臂" Q_U1["VBL15R30S \n 500V/30A \n TO263"] Q_V1["VBL15R30S \n 500V/30A \n TO263"] Q_W1["VBL15R30S \n 500V/30A \n TO263"] Q_U2["VBL15R30S \n 500V/30A \n TO263"] Q_V2["VBL15R30S \n 500V/30A \n TO263"] Q_W2["VBL15R30S \n 500V/30A \n TO263"] end INV_BUS --> Q_U1 INV_BUS --> Q_V1 INV_BUS --> Q_W1 Q_U1 --> MOTOR_U["U相输出"] Q_V1 --> MOTOR_V["V相输出"] Q_W1 --> MOTOR_W["W相输出"] MOTOR_U --> Q_U2 MOTOR_V --> Q_V2 MOTOR_W --> Q_W2 Q_U2 --> GND_INV Q_V2 --> GND_INV Q_W2 --> GND_INV MOTOR_U --> PMSM["永磁同步电机 \n (推进电机)"] MOTOR_V --> PMSM MOTOR_W --> PMSM end subgraph "大功率制冷压缩机驱动 (冷链关键)" COMPRESSOR_IN --> COMP_BUS["48V直流母线"] subgraph "H桥压缩机驱动" Q_COMP1["VBFB1606 \n 60V/97A \n TO251"] Q_COMP2["VBFB1606 \n 60V/97A \n TO251"] Q_COMP3["VBFB1606 \n 60V/97A \n TO251"] Q_COMP4["VBFB1606 \n 60V/97A \n TO251"] end COMP_BUS --> Q_COMP1 COMP_BUS --> Q_COMP2 Q_COMP1 --> COMP_OUT["压缩机驱动输出"] Q_COMP2 --> COMP_OUT COMP_OUT --> COMPRESSOR["直流变频压缩机"] COMPRESSOR --> Q_COMP3 COMPRESSOR --> Q_COMP4 Q_COMP3 --> GND_COMP Q_COMP4 --> GND_COMP end subgraph "高密度辅助电源管理 (系统支撑)" AUX_DCDC_IN --> AUX_CONV["辅助DC-DC转换器"] subgraph "同步整流与负载开关" Q_SR1["VBQF1410 \n 40V/28A \n DFN8(3x3)"] Q_SR2["VBQF1410 \n 40V/28A \n DFN8(3x3)"] Q_LOAD1["VBQF1410 \n 40V/28A \n DFN8(3x3)"] Q_LOAD2["VBQF1410 \n 40V/28A \n DFN8(3x3)"] Q_LOAD3["VBQF1410 \n 40V/28A \n DFN8(3x3)"] end AUX_CONV --> Q_SR1 Q_SR1 --> OUTPUT_FILTER["输出滤波"] OUTPUT_FILTER --> AUX_BUS_12V["12V辅助母线"] OUTPUT_FILTER --> AUX_BUS_5V["5V控制母线"] AUX_BUS_12V --> Q_LOAD1 AUX_BUS_5V --> Q_LOAD2 Q_LOAD1 --> AVIONICS["航电系统"] Q_LOAD2 --> FLIGHT_CTRL["飞控系统"] Q_LOAD3 --> SENSORS["传感器阵列"] end %% 控制与管理系统 subgraph "中央控制系统" FLIGHT_CONTROLLER["飞行控制器"] --> MOTOR_DRIVER["电机驱动器"] FLIGHT_CONTROLLER --> COMP_DRIVER["压缩机驱动器"] FLIGHT_CONTROLLER --> POWER_MGMT["电源管理器"] MOTOR_DRIVER --> INV_GATE_DRV["逆变器栅极驱动器"] COMP_DRIVER --> COMP_GATE_DRV["压缩机栅极驱动器"] POWER_MGMT --> AUX_GATE_DRV["辅助电源驱动器"] end %% 热管理系统 subgraph "三级热管理架构" COOLING_LEVEL1["一级: 液冷散热"] --> Q_U1 COOLING_LEVEL1 --> Q_V1 COOLING_LEVEL1 --> Q_W1 COOLING_LEVEL2["二级: 强制风冷"] --> Q_COMP1 COOLING_LEVEL2 --> Q_COMP2 COOLING_LEVEL3["三级: PCB敷铜散热"] --> Q_SR1 COOLING_LEVEL3 --> Q_LOAD1 end %% 连接关系 INV_GATE_DRV --> Q_U1 INV_GATE_DRV --> Q_U2 COMP_GATE_DRV --> Q_COMP1 COMP_GATE_DRV --> Q_COMP2 AUX_GATE_DRV --> Q_SR1 AUX_GATE_DRV --> Q_LOAD1 %% 保护与监控 subgraph "保护与监控系统" CURRENT_SENSE["电流检测"] --> FLIGHT_CONTROLLER VOLTAGE_SENSE["电压检测"] --> FLIGHT_CONTROLLER TEMP_SENSORS["温度传感器"] --> FLIGHT_CONTROLLER OVERCURRENT["过流保护"] --> INV_GATE_DRV OVERCURRENT --> COMP_GATE_DRV OVERTEMP["过温保护"] --> FLIGHT_CONTROLLER end %% 样式定义 style Q_U1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px style Q_COMP1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px style Q_SR1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px style FLIGHT_CONTROLLER fill:#fce4ec,stroke:#e91e63,stroke-width:2px

graph LR subgraph "三相逆变器拓扑" A["800V高压直流输入"] --> B["直流母线电容"] B --> C["三相逆变桥"] subgraph C["逆变桥功率开关"] direction TB Q_UH["VBL15R30S \n 上桥臂U"] Q_UL["VBL15R30S \n 下桥臂U"] Q_VH["VBL15R30S \n 上桥臂V"] Q_VL["VBL15R30S \n 下桥臂V"] Q_WH["VBL15R30S \n 上桥臂W"] Q_WL["VBL15R30S \n 下桥臂W"] end Q_UH --> D["U相输出"] Q_UL --> E["逆变器地"] Q_VH --> F["V相输出"] Q_VL --> E Q_WH --> G["W相输出"] Q_WL --> E D --> H["永磁同步电机"] F --> H G --> H end subgraph "驱动与控制系统" I["电机控制器"] --> J["隔离栅极驱动器"] J --> Q_UH J --> Q_UL J --> Q_VH J --> Q_VL J --> Q_WH J --> Q_WL K["电流传感器"] --> I L["位置传感器"] --> I M["温度传感器"] --> I end subgraph "保护电路" N["RCD缓冲电路"] --> Q_UH N --> Q_VH N --> Q_WH O["RC吸收电路"] --> Q_UL O --> Q_VL O --> Q_WL P["TVS保护"] --> J end style Q_UH fill:#e8f5e8,stroke:#4caf50,stroke-width:2px

graph TB subgraph "H桥压缩机驱动" A["48V直流输入"] --> B["输入滤波"] B --> C["H桥功率级"] subgraph C["H桥功率开关"] direction LR Q_H1["VBFB1606 \n 上桥臂1"] Q_H2["VBFB1606 \n 上桥臂2"] Q_L1["VBFB1606 \n 下桥臂1"] Q_L2["VBFB1606 \n 下桥臂2"] end Q_H1 --> D["压缩机驱动输出+"] Q_H2 --> E["压缩机驱动输出-"] D --> F["直流变频压缩机"] E --> F Q_L1 --> G["驱动地"] Q_L2 --> G end subgraph "压缩机控制系统" H["压缩机控制器"] --> I["大电流驱动器"] I --> Q_H1 I --> Q_H2 I --> Q_L1 I --> Q_L2 J["温度传感器"] --> H K["压力传感器"] --> H L["过流检测"] --> H end subgraph "热管理接口" M["货舱温度设定"] --> H N["环境温度监测"] --> H O["压缩机转速控制"] --> H P["制冷量调节"] --> H end style Q_H1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px

graph LR subgraph "辅助DC-DC转换器" A["高压直流输入"] --> B["隔离DC-DC"] B --> C["同步整流级"] subgraph C["同步整流MOSFET"] direction TB Q_SR1["VBQF1410 \n 同步整流管1"] Q_SR2["VBQF1410 \n 同步整流管2"] end Q_SR1 --> D["输出滤波"] Q_SR2 --> E["转换器地"] D --> F["12V辅助母线"] D --> G["5V控制母线"] end subgraph "分布式负载点电源" F --> H["负载点转换器1"] G --> I["负载点转换器2"] subgraph H["负载开关通道"] direction LR Q_LOAD1["VBQF1410 \n 航电系统"] Q_LOAD2["VBQF1410 \n 通信系统"] end subgraph I["负载开关通道"] direction LR Q_LOAD3["VBQF1410 \n 飞控系统"] Q_LOAD4["VBQF1410 \n 传感器"] end Q_LOAD1 --> J["航电负载"] Q_LOAD2 --> K["通信负载"] Q_LOAD3 --> L["飞控负载"] Q_LOAD4 --> M["传感器负载"] end subgraph "智能电源管理" N["电源管理器"] --> O["低侧驱动器"] O --> Q_SR1 O --> Q_LOAD1 O --> Q_LOAD2 O --> Q_LOAD3 O --> Q_LOAD4 P["电流监测"] --> N Q["电压监测"] --> N R["温度监测"] --> N end style Q_SR1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px style Q_LOAD1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px