graph LR
subgraph "三相PFC升壓電路"
A["三相380VAC輸入"] --> B["EMI濾波器"]
B --> C["三相整流橋"]
C --> D["PFC升壓電感"]
D --> E["PFC開關節點"]
E --> F["VBP15R47S \n 主開關管"]
F --> G["高壓直流母線 \n ~540-600VDC"]
H["PFC控制器"] --> I["柵極驅動器"]
I --> F
G -->|電壓回饋| H
J["電流檢測"] --> H
end
subgraph "保護與緩衝電路"
K["RC緩衝電路"] --> F
L["過壓保護"] --> H
M["過流保護"] --> H
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
壓縮機驅動逆變拓撲詳圖
graph TB
subgraph "三相逆變橋拓撲"
A["直流母線輸入"] --> B["U相上橋臂"]
A --> C["V相上橋臂"]
A --> D["W相上橋臂"]
subgraph B ["U相橋臂"]
direction LR
Q_U_HIGH["VBP16I30 \n 上橋IGBT"]
Q_U_LOW["VBP16I30 \n 下橋IGBT"]
end
subgraph C ["V相橋臂"]
direction LR
Q_V_HIGH["VBP16I30 \n 上橋IGBT"]
Q_V_LOW["VBP16I30 \n 下橋IGBT"]
end
subgraph D ["W相橋臂"]
direction LR
Q_W_HIGH["VBP16I30 \n 上橋IGBT"]
Q_W_LOW["VBP16I30 \n 下橋IGBT"]
end
Q_U_HIGH --> U_OUT["U相輸出"]
Q_U_LOW --> GND_INV
Q_V_HIGH --> V_OUT["V相輸出"]
Q_V_LOW --> GND_INV
Q_W_HIGH --> W_OUT["W相輸出"]
Q_W_LOW --> GND_INV
U_OUT --> E["壓縮機電機"]
V_OUT --> E
W_OUT --> E
end
subgraph "驅動與保護"
F["壓縮機驅動控制器"] --> G["IGBT驅動器"]
G --> Q_U_HIGH
G --> Q_U_LOW
G --> Q_V_HIGH
G --> Q_V_LOW
G --> Q_W_HIGH
G --> Q_W_LOW
H["電流感測器"] --> F
I["溫度感測器"] --> F
J["退飽和保護"] --> G
end
style Q_U_HIGH fill:#fff3e0,stroke:#ff9800,stroke-width:2px
大電流負載管理拓撲詳圖
graph LR
subgraph "大電流負載開關通道"
A["MCU控制信號"] --> B["電平轉換電路"]
B --> C["VBGL2403柵極驅動"]
subgraph D ["VBGL2403 P-MOSFET"]
direction TB
GATE[柵極]
SOURCE[源極]
DRAIN[漏極]
end
C --> GATE
E["24V直流電源"] --> SOURCE
DRAIN --> F["負載正極"]
G["負載負極"] --> H["地"]
subgraph "負載類型"
F --> I["壓縮機(1-3kW)"]
F --> J["迴圈水泵(200-500W)"]
F --> K["冷卻風機(100-300W)"]
F --> L["卸冰電機(50-200W)"]
end
I --> G
J --> G
K --> G
L --> G
end
subgraph "保護電路"
M["快速熔斷器"] --> E
N["過流檢測"] --> A
O["TVS保護"] --> GATE
P["續流二極體"] --> I
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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