graph LR
subgraph "三相PFC升压电路"
A["三相380VAC"] --> B["浪涌防护"]
B --> C["EMI滤波"]
C --> D["三相整流"]
D --> E["PFC电感"]
E --> F["PFC开关节点"]
F --> G["VBP165R47S \n 650V/47A"]
G --> H["高压母线 \n 400-700VDC"]
I["PFC控制器"] --> J["栅极驱动 \n IRS21814"]
J --> G
H -->|电压反馈| I
end
subgraph "LLC谐振变换器"
H --> K["LLC谐振腔 \n Lr+Lm+Cr"]
K --> L["高频变压器"]
L --> M["LLC开关节点"]
M --> N["VBP165R47S \n 650V/47A"]
N --> O["初级地"]
P["LLC控制器"] --> Q["栅极驱动"]
Q --> N
L -->|电流检测| P
end
subgraph "同步整流输出"
L_SEC["变压器次级"] --> R["同步整流桥"]
R --> S["LC输出滤波"]
S --> T["直流输出 \n 48V/72V"]
U["同步整流控制器"] --> V["同步整流驱动"]
V --> R
end
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style N fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
BMS负载开关与预充控制拓扑详图
graph TB
subgraph "BMS主回路"
A["充电输出正极"] --> B["主正开关节点"]
B --> C["VBM2611 \n -60V/-80A"]
C --> D["电池包正极"]
A --> E["预充控制节点"]
E --> F["VBM2611 \n 预充开关"]
F --> G["预充电阻 \n 10-100Ω"]
G --> D
H["电池包负极"] --> I["主负开关节点"]
I --> J["VBM2611 \n -60V/-80A"]
J --> K["充电输出负极"]
end
subgraph "驱动与控制"
L["BMS控制器"] --> M["电平转换电路 \n NPN+PNP推挽"]
M --> C
M --> F
M --> J
N["电流检测 \n 霍尔传感器"] --> O["比较器"]
O --> P["过流保护"]
P --> Q["关断信号"]
Q --> M
R["温度检测"] --> S["过温保护"]
S --> Q
end
subgraph "保护电路"
T["TVS管阵列"] --> D
T --> H
U["RC缓冲网络"] --> B
U --> I
V["熔断器"] --> H
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
辅助电源与智能控制拓扑详图
graph LR
subgraph "辅助电源管理"
A["12V辅助总线"] --> B["VBTA1220NS \n 逻辑电源开关"]
B --> C["逻辑电路 \n 5V/3.3V"]
A --> D["VBTA1220NS \n 传感器电源开关"]
D --> E["传感器阵列 \n 温度/电流/电压"]
end
subgraph "通信模块控制"
F["MCU GPIO"] --> G["22Ω栅极电阻"]
G --> H["VBTA1220NS \n 通信模块开关"]
H --> I["4G通信模块"]
H --> J["蓝牙模块"]
K["ESD保护器件"] --> H
end
subgraph "散热与监控"
L["MCU PWM"] --> M["47Ω栅极电阻"]
M --> N["VBTA1220NS \n 风扇控制"]
N --> O["冷却风扇"]
P["温度传感器"] --> Q["MCU ADC"]
Q --> R["智能温控算法"]
R --> L
end
subgraph "AI智能调度"
S["AI处理器"] --> T["负载预测算法"]
T --> U["电源轮巡调度"]
U --> B
U --> D
U --> H
V["远程运维平台"] --> W["故障诊断"]
W --> X["故障隔离指令"]
X --> B
X --> D
X --> H
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style N fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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