graph TB
subgraph "高压母线架构"
A["高压电池包 \n 400-800VDC"] --> B["主接触器"]
B --> C["预充电电路"]
C --> D["高压直流母线 \n HV_BUS"]
D --> E["母线电容阵列"]
end
subgraph "升降压转换器(Buck-Boost)"
D --> F["输入滤波"]
F --> G["VBP165R22 \n 主开关管"]
G --> H["功率电感"]
H --> I["同步整流管"]
I --> J["输出滤波"]
J --> K["低压直流母线 \n 12V/24V/48V"]
L["升降压控制器"] --> M["栅极驱动器"]
M --> G
M --> I
end
subgraph "充电管理模块"
N["充电接口"] --> O["充电接触器"]
O --> P["VBP165R22 \n 充电开关"]
P --> Q["电流检测"]
Q --> R["电池管理系统 \n BMS"]
R --> S["充电控制器"]
S --> T["隔离驱动器"]
T --> P
end
subgraph "保护电路"
U["电压采样"] --> V["比较器"]
W["电流采样"] --> V
V --> X["故障锁存"]
X --> Y["关断信号"]
Y --> G
Y --> P
Z["TVS阵列"] --> D
end
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style P fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
电推进系统逆变桥拓扑详图
graph LR
subgraph "三相逆变桥臂(A相)"
A1["直流输入+"] --> B1["VBGQT11505 \n 高侧开关"]
B1 --> C1["电机相线U"]
C1 --> D1["VBGQT11505 \n 低侧开关"]
D1 --> E1["直流输入-"]
F1["驱动器A"] --> G1["高侧驱动"]
F1 --> H1["低侧驱动"]
G1 --> B1
H1 --> D1
end
subgraph "三相逆变桥臂(B相)"
A2["直流输入+"] --> B2["VBGQT11505 \n 高侧开关"]
B2 --> C2["电机相线V"]
C2 --> D2["VBGQT11505 \n 低侧开关"]
D2 --> E2["直流输入-"]
F2["驱动器B"] --> G2["高侧驱动"]
F2 --> H2["低侧驱动"]
G2 --> B2
H2 --> D2
end
subgraph "三相逆变桥臂(C相)"
A3["直流输入+"] --> B3["VBGQT11505 \n 高侧开关"]
B3 --> C3["电机相线W"]
C3 --> D3["VBGQT11505 \n 低侧开关"]
D3 --> E3["直流输入-"]
F3["驱动器C"] --> G3["高侧驱动"]
F3 --> H3["低侧驱动"]
G3 --> B3
H3 --> D3
end
subgraph "控制与反馈"
I["PWM控制器"] --> F1
I --> F2
I --> F3
J["电流传感器"] --> K["ADC采样"]
L["位置传感器"] --> M["解码器"]
K --> N["电流环"]
M --> O["位置环"]
N --> I
O --> I
end
style B1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style B2 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能负载管理与冗余拓扑详图
graph TB
subgraph "双路P-MOS开关通道"
A["MCU GPIO控制"] --> B["电平转换电路"]
B --> C["VBA4225 \n 通道1栅极"]
B --> D["VBA4225 \n 通道2栅极"]
E["12V辅助电源"] --> F["VBA4225漏极1"]
E --> G["VBA4225漏极2"]
F --> H["负载1正极"]
G --> I["负载2正极"]
H --> J["负载1返回"]
I --> K["负载2返回"]
J --> L["电源地"]
K --> L
end
subgraph "冗余供电配置"
M["主电源路径"] --> N["VBA4225_主 \n 通道1"]
O["备用电源路径"] --> P["VBA4225_备 \n 通道1"]
N --> Q["ORing二极管"]
P --> Q
Q --> R["关键负载"]
S["故障检测"] --> T["切换逻辑"]
T --> U["主路控制"]
T --> V["备用控制"]
U --> N
V --> P
end
subgraph "保护与监控"
W["过流检测"] --> X["比较器"]
Y["温度检测"] --> Z["ADC"]
AA["状态反馈"] --> AB["MCU"]
X --> AC["快速关断"]
AC --> C
AC --> D
Z --> AD["温度保护"]
AD --> AC
end
subgraph "任务设备接口"
AE["搜索灯接口"] --> AF["调光控制"]
AG["雷达接口"] --> AH["电源序列"]
AI["通信接口"] --> AJ["唤醒控制"]
AK["抛投接口"] --> AL["安全互锁"]
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style N fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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