graph LR
subgraph "三相逆变桥拓扑"
A[高压直流母线] --> B["VBGL71505 \n 上桥臂"]
B --> C[电机U相]
D[高压直流母线] --> E["VBGL71505 \n 上桥臂"]
E --> F[电机V相]
G[高压直流母线] --> H["VBGL71505 \n 上桥臂"]
H --> I[电机W相]
J["VBGL71505 \n 下桥臂"] --> K[功率地]
L["VBGL71505 \n 下桥臂"] --> K
M["VBGL71505 \n 下桥臂"] --> K
C --> J
F --> L
I --> M
end
subgraph "隔离驱动与保护"
N[电机控制器PWM] --> O[隔离驱动器]
O --> P[栅极驱动信号]
P --> B
P --> J
Q[去饱和检测] --> O
R[米勒钳位] --> O
S[故障反馈] --> N
end
subgraph "热管理与监控"
T[液冷板] --> B
T --> J
U[结温传感器] --> V[温度监控]
V --> N
W[电流检测] --> X[过流保护]
X --> N
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style J fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
高压配电与DC-DC转换拓扑详图
graph TB
subgraph "高压预充电与保护"
A[电池正极] --> B["预充电电阻"]
B --> C["VBM165R12S \n 预充电开关"]
C --> D[高压母线]
E[电池正极] --> F["主接触器"]
F --> D
G[电池负极] --> H[主回路负极]
I[预充电控制] --> C
end
subgraph "高压DC-DC转换器"
D --> J["VBM165R12S \n 原边开关"]
J --> K[高频变压器]
K --> L[副边整流]
L --> M[输出滤波]
M --> N[28V航空总线]
O[PWM控制器] --> P[隔离驱动]
P --> J
Q[电压反馈] --> O
end
subgraph "保护电路"
R[RC吸收网络] --> J
S[TVS阵列] --> D
T[过压保护] --> O
U[过流保护] --> O
V[温度保护] --> O
end
subgraph "热管理"
W[风冷散热器] --> J
X[温度传感器] --> Y[散热控制]
Y --> Z[冷却风扇]
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style J fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
航电与环控供电拓扑详图
graph LR
subgraph "航电负载开关网络"
A[28V航空总线] --> B["VBQG1410 \n 飞行控制"]
A --> C["VBQG1410 \n 传感器"]
A --> D["VBQG1410 \n 通信"]
A --> E["VBQG1410 \n 导航"]
A --> F["VBQG1410 \n 显示"]
end
subgraph "环控系统供电"
A --> G["VBQG1410 \n 空调系统"]
A --> H["VBQG1410 \n 除雾系统"]
A --> I["VBQG1410 \n 加压系统"]
end
subgraph "控制与保护"
J[航电管理器] --> K[电平转换]
K --> B
K --> C
K --> D
K --> E
K --> F
K --> G
K --> H
K --> I
L["π型滤波器"] --> B
M[续流二极管] --> B
N[ESD保护] --> B
end
subgraph "状态监控"
O[电流检测] --> P[负载健康监控]
P --> J
Q[温度检测] --> R[热管理]
R --> J
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style G fill:#fff3e0,stroke:#ff9800,stroke-width:2px
热管理与保护拓扑详图
graph TB
subgraph "三级热管理系统"
A["一级: 液冷系统"] --> B["推进MOSFET \n VBGL71505"]
C["二级: 强制风冷"] --> D["高压MOSFET \n VBM165R12S"]
E["三级: PCB散热"] --> F["航电开关 \n VBQG1410"]
G[温度传感器阵列] --> H[热管理控制器]
H --> I[液冷泵控制]
H --> J[风扇PWM控制]
H --> K[功率降额策略]
I --> A
J --> C
K --> B
K --> D
K --> F
end
subgraph "EMC抑制设计"
L[叠层母排] --> B
M[三相滤波器] --> N[电机输出]
O[RC吸收网络] --> D
P[磁环抑制] --> Q[高压线缆]
R[屏蔽线缆] --> S[敏感信号]
T[机壳接地] --> U[系统参考地]
end
subgraph "可靠性防护"
V[电压降额] --> B
V --> D
W[电流降额] --> B
W --> D
X[结温降额] --> B
X --> D
Y[故障隔离] --> Z[冗余设计]
Z --> B
AA[振动防护] --> BB[抗震安装]
BB --> B
BB --> D
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
点击下载：VBM165R12S规格书
中文
English
