graph LR
subgraph "三相雙向AC-DC變換器"
A["港口三相電網輸入"] --> B["EMI濾波與浪湧保護"]
B --> C["三相整流/逆變橋"]
C --> D["直流鏈路電容"]
D --> E["PFC/逆變開關節點"]
E --> F["VBP185R10 \n 850V/10A"]
F --> G["高壓直流母線 \n 650-800VDC"]
H["雙向變換控制器"] --> I["隔離柵極驅動器"]
I --> F
G -->|電壓回饋| H
subgraph "保護電路"
J["RCD鉗位網路"]
K["RC緩衝電路"]
L["過壓保護TVS"]
end
J --> F
K --> F
L --> I
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
BMS主動均衡與電池管理拓撲
graph TB
subgraph "電池主動均衡系統"
A["電池模組1 \n 48V"] --> B["均衡變壓器"]
A --> C["均衡開關節點"]
C --> D["VBGP1802 \n 80V/250A"]
D --> E["均衡能量匯流排"]
F["電池模組2 \n 48V"] --> G["均衡變壓器"]
F --> H["均衡開關節點"]
H --> I["VBGP1802 \n 80V/250A"]
I --> E
J["均衡控制器"] --> K["大電流驅動器"]
K --> D
K --> I
E --> L["均衡能量回收"]
end
subgraph "電池堆主回路隔離"
M["電池堆正極"] --> N["主回路開關節點"]
N --> O["VBL2303 \n -30V/-100A"]
O --> P["系統負載輸出"]
Q["高側驅動器"] --> O
R["電流檢測"] --> S["過流保護比較器"]
S --> T["故障鎖存"]
T --> Q
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style O fill:#fff3e0,stroke:#ff9800,stroke-width:2px
熱管理與可靠性增強拓撲
graph LR
subgraph "三級散熱架構"
A["一級: 液冷板"] --> B["VBGP1802大電流MOSFET"]
C["二級: 風冷散熱器"] --> D["VBP185R10高壓MOSFET"]
E["三級: PCB熱設計"] --> F["控制IC與驅動器"]
G["多點NTC感測器"] --> H["溫度監控MCU"]
H --> I["冷卻系統PWM控制"]
I --> J["液冷泵與風扇"]
end
subgraph "系統可靠性增強"
K["降額設計"] --> L["電壓降額70-80%"]
K --> M["電流溫度降額"]
N["多重保護"] --> O["硬體過流保護"]
N --> P["軟體故障診斷"]
N --> Q["熔斷器備份"]
R["環境適應"] --> S["三防塗覆PCB"]
R --> T["防腐散熱器"]
R --> U["IP54防護外殼"]
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
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