graph LR
subgraph "高壓加熱器控制回路"
A["660VAC整流輸入"] --> B["直流母線 \n ~930VDC"]
B --> C["VBP185R05開關節點"]
C --> D["VBP185R05 \n 850V/5A TO-247"]
D --> E["加熱器負載"]
F["高壓驅動IC"] --> G["隔離變壓器"]
G --> H["柵極驅動信號"]
H --> D
E --> I["溫度回饋"]
I --> J["PID控制器"]
J --> F
end
subgraph "電弧控制與保護"
K["VBP185R05 \n 850V/5A TO-247"] --> L["電弧發生器"]
M["RC緩衝電路"] --> K
N["TVS管陣列"] --> K
O["過流檢測"] --> P["故障鎖存"]
P --> Q["關斷信號"]
Q --> K
R["電流互感器"] --> O
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
料鐘與閥門電機驅動拓撲詳圖
graph TB
subgraph "H橋電機驅動拓撲"
A["380VAC整流 \n ~540VDC"] --> B["VBM1203M陣列"]
subgraph B ["H橋配置"]
direction LR
Q1["VBM1203M \n 上管1"]
Q2["VBM1203M \n 下管1"]
Q3["VBM1203M \n 上管2"]
Q4["VBM1203M \n 下管2"]
end
Q1 --> C["電機A相"]
Q2 --> D["電機地"]
Q3 --> E["電機B相"]
Q4 --> D
F["PWM控制器"] --> G["隔離驅動"]
G --> Q1
G --> Q2
G --> Q3
G --> Q4
end
subgraph "保護與監控"
H["續流二極體"] --> Q1
H --> Q3
I["電流檢測電阻"] --> D
J["溫度感測器"] --> K["熱保護"]
L["振動檢測"] --> M["機械保護"]
K --> N["故障輸出"]
M --> N
N --> O["MCU"]
end
subgraph "散熱設計"
P["TO-220散熱器"] --> Q1
P --> Q2
P --> Q3
P --> Q4
R["強制風冷風扇"] --> P
S["溫度控制"] --> R
end
style Q1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style Q2 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
輔助控制與邏輯系統拓撲詳圖
graph LR
subgraph "多路數字輸出控制"
A["MCU GPIO"] --> B["電平轉換"]
B --> C["VB3222A輸入"]
subgraph C ["VB3222A雙路MOSFET"]
direction LR
IN1["柵極1"]
IN2["柵極2"]
S1["源極1"]
S2["源極2"]
D1["漏極1"]
D2["漏極2"]
end
VCC_24V["24V輔助電源"] --> D1
VCC_24V --> D2
S1 --> E["繼電器線圈1"]
S2 --> F["電磁閥線圈"]
E --> G["地"]
F --> G
end
subgraph "感測器供電管理"
H["VB3222A \n 電源開關"] --> I["溫度感測器陣列"]
H --> J["壓力感測器"]
H --> K["位置感測器"]
L["過流保護"] --> H
M["MCU使能"] --> H
end
subgraph "PCB熱設計與EMC"
N["大面積鋪銅"] --> C
O["散熱過孔"] --> N
P["柵極電阻"] --> IN1
P --> IN2
Q["TVS保護"] --> IN1
R["鐵氧體磁珠"] --> E
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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