graph LR
subgraph "高压母线安全架构"
A["电网AC输入"] --> B["AC/DC整流器"]
B --> C["高压直流母线 \n 800VDC"]
C --> D["主接触器控制点"]
D --> E["VBMB18R06S \n 主开关"]
E --> F["电池簇正极"]
C --> G["预充电电阻"]
G --> H["预充电继电器"]
H --> I["VBMB18R06S \n 预充开关"]
I --> F
J["高压隔离驱动"] --> E
J --> I
K["主控制器"] --> J
end
subgraph "高压保护电路"
L["TVS阵列"] --> C
M["RC缓冲电路"] --> E
N["RC缓冲电路"] --> I
O["电压检测"] --> C
P["电流检测"] --> F
O --> K
P --> K
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style I fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
双向DC-DC变换拓扑详图
graph TB
subgraph "Buck模式(充电)"
A["高压直流母线"] --> B["输入电容"]
B --> C["高频变压器"]
C --> D["VBGP1602 \n 上桥臂"]
D --> E["VBGP1602 \n 下桥臂"]
E --> F["输出电感"]
F --> G["输出电容"]
G --> H["电池包正极"]
I["同步整流控制器"] --> J["大电流驱动器"]
J --> D
J --> E
end
subgraph "Boost模式(放电)"
H --> F
F --> E
E --> D
D --> C
C --> B
B --> A
K["Boost控制器"] --> J
end
subgraph "驱动与保护"
L["DSP控制器"] --> M["驱动电源隔离"]
M --> J
N["温度传感器"] --> L
O["电流检测"] --> L
P["RC吸收"] --> D
P --> E
Q["TVS保护"] --> D
Q --> E
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style E fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
辅助电源与智能管理拓扑详图
graph LR
subgraph "辅助电源路径管理"
A["24V辅助输入"] --> B["VBM1405 \n 输入开关"]
B --> C["DC/DC转换器"]
C --> D["12V辅助总线"]
D --> E["VBM1405 \n 分配开关1"]
D --> F["VBM1405 \n 分配开关2"]
D --> G["VBM1405 \n 分配开关3"]
E --> H["控制电路电源"]
F --> I["通信模块电源"]
G --> J["传感器电源"]
end
subgraph "电池主动均衡"
K["电池单体1"] --> L["VBM1405 \n 均衡开关1"]
K --> M["均衡电阻"]
M --> N["VBM1405 \n 均衡开关2"]
N --> O["电池单体2"]
P["BMS控制器"] --> L
P --> N
end
subgraph "保护与冗余"
Q["主电源路径"] --> R["VBM1405 \n 熔断器旁路"]
R --> S["备用电源路径"]
T["故障检测"] --> U["VBM1405 \n 隔离开关"]
U --> V["安全地"]
W["MCU GPIO"] --> X["电平转换"]
X --> B
X --> E
X --> L
X --> R
X --> U
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style E fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style L fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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