graph TB
subgraph "三相PFC/雙向AC-DC變換"
A["三相380VAC輸入"] --> B["EMI濾波器"]
B --> C["三相整流橋"]
C --> D["PFC電感"]
D --> E["PFC開關節點"]
E --> F["VBP16R64SFD \n 600V/64A"]
F --> G["高壓直流母線 \n ~700VDC"]
H["PFC控制器"] --> I["隔離柵極驅動器"]
I --> F
G -->|電壓回饋| H
end
subgraph "高壓DC-DC隔離變換"
G --> J["LLC諧振腔/移相全橋"]
J --> K["高頻變壓器"]
K --> L["次級整流"]
L --> M["同步整流MOSFET"]
M --> N["中間直流匯流排"]
O["DC-DC控制器"] --> P["柵極驅動器"]
P --> F
P -->|次級側| M
N -->|電流回饋| O
end
subgraph "保護與緩衝"
Q["RCD緩衝電路"] --> F
R["TVS陣列"] --> G
S["過流檢測"] --> O
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style M fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
電池側雙向DC-DC與負載管理拓撲詳圖
graph LR
subgraph "電池側雙向Buck-Boost變換"
A["儲能電池組 \n 24V/48V"] --> B["預充控制與保護"]
B --> C["VBE1302 \n 30V/120A"]
C --> D["濾波電感"]
D --> E["Buck-Boost開關節點"]
E --> F["同步開關管"]
F --> G["中間直流匯流排"]
H["雙向DC-DC控制器"] --> I["柵極驅動器"]
I --> C
I --> F
G -->|電壓回饋| H
end
subgraph "負載通路智能管理"
subgraph "負載開關陣列"
J["VBL2412 \n -40V/-60A \n 農機介面"]
K["VBL2412 \n -40V/-60A \n 輔助電源"]
L["VBL2412 \n -40V/-60A \n 並網介面"]
end
G --> M["負載分配控制器"]
M --> J
M --> K
M --> L
J --> N["農業機械充電槍"]
K --> O["12V/24V輔助電源"]
L --> P["並網逆變器"]
Q["MCU控制器"] --> M
end
subgraph "電池管理介面"
R["BMS通信"] --> S["MCU"]
T["電流採樣"] --> S
U["溫度監測"] --> S
S --> V["保護邏輯"]
V --> W["故障關斷信號"]
W --> C
W --> J
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
熱管理與系統保護拓撲詳圖
graph TB
subgraph "三級熱管理系統"
A["一級:強制風冷"] --> B["散熱器1"]
B --> C["VBP16R64SFD \n 高壓MOSFET"]
D["二級:PCB敷銅"] --> E["大面積銅層"]
E --> F["VBE1302 \n 電池側MOSFET"]
G["三級:自然對流"] --> H["控制晶片與PCB"]
I["溫度感測器陣列"] --> J["熱管理MCU"]
J --> K["風扇PWM控制"]
J --> L["降頻保護邏輯"]
K --> M["冷卻風扇"]
end
subgraph "電氣保護網路"
N["過流保護"] --> O["電流採樣電路"]
O --> P["比較器"]
P --> Q["故障鎖存"]
Q --> R["柵極關斷信號"]
R --> C
R --> F
S["過壓保護"] --> T["電壓分壓採樣"]
T --> U["比較器"]
U --> Q
V["防反接保護"] --> W["MOSFET背靠背結構"]
W --> X["電池介面"]
Y["雷擊浪湧保護"] --> Z["壓敏電阻/TVS"]
Z --> AA["輸入濾波器"]
end
subgraph "環境防護"
AB["三防漆塗層"] --> AC["所有PCB"]
AD["密封機櫃"] --> AE["功率模組"]
AF["防塵過濾網"] --> M
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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