graph LR
subgraph "三相逆变器拓扑"
A["270VDC高压母线"] --> B["直流母线电容"]
B --> C["三相逆变桥"]
subgraph C ["VBP165R76SFD三相桥臂"]
direction LR
Q1["上桥U相"]
Q2["下桥U相"]
Q3["上桥V相"]
Q4["下桥V相"]
Q5["上桥W相"]
Q6["下桥W相"]
end
Q1 --> D["U相输出"]
Q2 --> E["U相返回"]
Q3 --> F["V相输出"]
Q4 --> G["V相返回"]
Q5 --> H["W相输出"]
Q6 --> I["W相返回"]
D --> J["主电机U相"]
F --> K["主电机V相"]
H --> L["主电机W相"]
E --> M["功率地"]
G --> M
I --> M
end
subgraph "驱动与保护电路"
N["飞行控制器"] --> O["隔离栅极驱动器"]
O --> Q1
O --> Q2
O --> Q3
O --> Q4
O --> Q5
O --> Q6
P["电流传感器"] --> Q["过流检测"]
Q --> R["保护逻辑"]
S["温度传感器"] --> T["过温检测"]
T --> R
R --> O
end
subgraph "热管理系统"
U["液冷板"] --> Q1
U --> Q3
U --> Q5
V["散热器"] --> Q2
V --> Q4
V --> Q6
W["温度监控"] --> X["冷却泵控制"]
X --> Y["液冷泵"]
end
style Q1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style Q2 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
高压配电与DC-DC转换拓扑详图
graph TB
subgraph "高压直流配电网络"
A["270VDC主母线"] --> B["主断路器"]
B --> C["VBM16I20接触器"]
C --> D["配电分支1"]
C --> E["配电分支2"]
D --> F["隔离DC-DC转换器"]
E --> G["航电负载总线"]
end
subgraph "DC-DC转换器拓扑"
F --> H["高频变压器"]
H --> I["次级整流"]
subgraph I ["同步整流桥"]
direction LR
SR1["同步整流管"]
SR2["同步整流管"]
end
SR1 --> J["输出滤波"]
SR2 --> J
J --> K["28VDC输出"]
K --> L["航电设备"]
end
subgraph "IGBT驱动与控制"
M["配电控制器"] --> N["IGBT驱动器"]
N --> C
O["电流检测"] --> P["过载保护"]
P --> Q["脱扣信号"]
Q --> N
R["温度监测"] --> S["热保护"]
S --> Q
end
subgraph "保护电路"
T["TVS阵列"] --> U["浪涌保护"]
V["缓冲电路"] --> W["开关保护"]
X["保险丝阵列"] --> Y["短路保护"]
U --> C
V --> C
Y --> C
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
航电与负载控制拓扑详图
graph LR
subgraph "航电负载控制通道"
A["28VDC电源"] --> B["VBE15R10S开关"]
B --> C["负载设备"]
D["飞行控制器"] --> E["电平转换器"]
E --> F["栅极驱动器"]
F --> B
end
subgraph "照明系统PWM控制"
G["航行灯控制"] --> H["VBE15R10S"]
H --> I["LED驱动器"]
I --> J["航行灯阵列"]
K["着陆灯控制"] --> L["VBE15R10S"]
L --> M["HID/LED驱动器"]
M --> N["着陆灯"]
end
subgraph "电机类负载控制"
O["燃油泵控制"] --> P["VBE15R10S"]
P --> Q["电机驱动器"]
Q --> R["燃油泵电机"]
S["环控风扇控制"] --> T["VBE15R10S"]
T --> U["风扇电机"]
end
subgraph "保护与诊断"
V["电流检测"] --> W["过流保护"]
X["温度检测"] --> Y["过温保护"]
Z["故障诊断"] --> AA["状态上报"]
W --> BB["关断保护"]
Y --> BB
BB --> B
BB --> H
BB --> L
BB --> P
BB --> T
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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