graph LR
subgraph "三相PFC升壓電路"
A["三相380VAC輸入"] --> B["EMI濾波器 \n X/Y電容+共模電感"]
B --> C["三相整流橋"]
C --> D["PFC升壓電感"]
D --> E["PFC開關節點"]
E --> F["VBE17R20S \n 700V/20A TO-252"]
F --> G["高壓直流母線 \n ~540VDC"]
G --> H["直流母線電容"]
end
subgraph "控制與驅動"
I["PFC控制器"] --> J["隔離驅動晶片 \n Si8233"]
J --> K["驅動電阻網路"]
K --> F
G -->|電壓採樣| I
L["電流檢測電阻"] -->|電流回饋| I
end
subgraph "保護電路"
M["RC吸收網路"] --> F
N["TVS陣列 \n SMBJ系列"] --> J
O["氣體放電管"] --> A
P["壓敏電阻"] --> G
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style J fill:#fce4ec,stroke:#e91e63,stroke-width:2px
三相逆變與電機驅動拓撲詳圖
graph TB
subgraph "三相逆變橋"
A["直流母線 \n 72V/96V/144V"] --> B["U相上管 \n VBMB1206N"]
A --> C["V相上管 \n VBMB1206N"]
A --> D["W相上管 \n VBMB1206N"]
B --> E["U相輸出"]
C --> F["V相輸出"]
D --> G["W相輸出"]
E --> H["U相下管 \n VBMB1206N"]
F --> I["V相下管 \n VBMB1206N"]
G --> J["W相下管 \n VBMB1206N"]
H --> K[功率地]
I --> K
J --> K
end
subgraph "三相驅動電路"
L["三相驅動IC \n IR2136"] --> M["上管驅動"]
L --> N["下管驅動"]
M --> B
M --> C
M --> D
N --> H
N --> I
N --> J
O["自舉電容"] --> M
end
subgraph "輸出濾波與保護"
E --> P["輸出濾波電感"]
F --> Q["輸出濾波電感"]
G --> R["輸出濾波電感"]
P --> S["輸出RC吸收"]
Q --> T["輸出RC吸收"]
R --> U["輸出RC吸收"]
S --> V["三相電機 \n 迴圈泵/壓縮機"]
T --> V
U --> V
end
subgraph "電流檢測與保護"
W["直流母線 \n 電流檢測"] --> X["快速比較器"]
Y["相電流 \n 檢測"] --> X
X --> Z["故障鎖存"]
Z --> L
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style L fill:#fce4ec,stroke:#e91e63,stroke-width:2px
輔助電源與智能控制拓撲詳圖
graph LR
subgraph "輔助電源DC-DC"
A["輔助輸入 \n 24V/48V"] --> B["DC-DC控制器"]
subgraph "同步整流MOSFET"
Q_PRIMARY["VBGQF1305 \n 主開關"]
Q_SYNC["VBGQF1305 \n 同步整流"]
end
B --> C["柵極驅動器"]
C --> Q_PRIMARY
C --> Q_SYNC
Q_PRIMARY --> D["高頻變壓器"]
D --> Q_SYNC
Q_SYNC --> E["輸出濾波"]
E --> F["輔助匯流排 \n 12V/5V/3.3V"]
end
subgraph "智能負載開關通道"
F --> G["主控MCU"]
subgraph "負載開關陣列"
SW1["VBGQF1305 \n 控制板電源"]
SW2["VBGQF1305 \n 感測器電源"]
SW3["VBGQF1305 \n 通信電源"]
SW4["VBGQF1305 \n 風扇電源"]
end
G --> H["電平轉換/緩衝"]
H --> SW1
H --> SW2
H --> SW3
H --> SW4
SW1 --> I["主控板"]
SW2 --> J["感測器陣列"]
SW3 --> K["通信模組"]
SW4 --> L["散熱風扇"]
I --> M[數字地]
J --> M
K --> M
L --> M
end
subgraph "監測與保護"
N["溫度感測器"] --> G
O["電流檢測"] --> P["過流保護"]
P --> H
Q["TVS保護"] --> SW1
R["柵極串聯電阻"] --> SW1
end
style Q_PRIMARY fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style SW1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style G fill:#fce4ec,stroke:#e91e63,stroke-width:2px
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