graph LR
subgraph "三相整流與PFC級"
A[三相380VAC輸入] --> B[工業EMI濾波器]
B --> C[三相整流橋]
C --> D[540VDC母線]
D --> E[PFC升壓電感]
E --> F[PFC開關節點]
F --> G["VBP165C30(SiC) \n 650V/30A"]
G --> H[高壓直流輸出]
I[PFC控制器] --> J["SiC專用驅動器 \n 1ED34xx系列"]
J --> G
H -->|電壓回饋| I
end
subgraph "DC-DC隔離變換級"
H --> K[DC-DC輸入電容]
K --> L["高頻隔離變壓器 \n 初級"]
L --> M[LLC諧振腔]
M --> N[LLC開關節點]
N --> O["VBP165C30(SiC) \n 650V/30A"]
O --> P[初級地]
Q[LLC控制器] --> R[柵極驅動器]
R --> O
L -->|電流回饋| Q
end
subgraph "變頻器輸出級"
L --> S["變壓器次級"]
S --> T[三相逆變橋輸入]
subgraph "三相逆變橋"
U["VBP165C30(SiC)"]
V["VBP165C30(SiC)"]
W["VBP165C30(SiC)"]
X["VBP165C30(SiC)"]
Y["VBP165C30(SiC)"]
Z["VBP165C30(SiC)"]
end
T --> U
T --> V
T --> W
U --> MOTOR_A[電機A相]
V --> MOTOR_B[電機B相]
W --> MOTOR_C[電機C相]
X --> MOTOR_N[電機中性點]
Y --> MOTOR_N
Z --> MOTOR_N
AA[變頻器控制器] --> BB[三相驅動器]
BB --> U
BB --> V
BB --> W
BB --> X
BB --> Y
BB --> Z
end
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style O fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style U fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
輔助電源與控制電路拓撲詳圖
graph TB
subgraph "輔助電源生成"
A[24V輔助電源輸入] --> B[輸入濾波]
B --> C[DC-DC變換器]
C --> D[12V控制電源]
C --> E[5V數字電源]
C --> F[3.3V核心電源]
end
subgraph "智能負載開關矩陣"
G[PLC控制輸出] --> H[電平轉換電路]
H --> I["VBA3410 \n 通道1"]
H --> J["VBA3410 \n 通道2"]
subgraph I ["VBA3410雙N-MOS內部"]
direction LR
I_G1[柵極1]
I_G2[柵極2]
I_S1[源極1]
I_S2[源極2]
I_D1[漏極1]
I_D2[漏極2]
end
subgraph J ["VBA3410雙N-MOS內部"]
direction LR
J_G1[柵極1]
J_G2[柵極2]
J_S1[源極1]
J_S2[源極2]
J_D1[漏極1]
J_D2[漏極2]
end
24V_BUS[24V匯流排] --> I_D1
24V_BUS --> I_D2
24V_BUS --> J_D1
24V_BUS --> J_D2
I_S1 --> K[溫度感測器組]
I_S2 --> L[壓力感測器組]
J_S1 --> M[通信模組電源]
J_S2 --> N[顯示單元電源]
K --> O[地]
L --> O
M --> O
N --> O
end
subgraph "信號採集與處理"
P[4-20mA感測器] --> Q[電流採樣電路]
R[PT100溫度感測器] --> S[溫度變送器]
T[壓力變送器] --> U[ADC輸入]
Q --> V[PLC模擬輸入]
S --> V
U --> V
end
subgraph "通信介面"
W[PLC] --> X[RS485收發器]
W --> Y[以太網PHY]
W --> Z[CAN收發器]
X --> RS485_BUS[RS485匯流排]
Y --> ETHERNET[工業以太網]
Z --> CAN_BUS[CAN匯流排]
end
style I fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style J fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
高溫執行機構驅動拓撲詳圖
graph LR
subgraph "高溫閥門驅動通道"
A[PLC控制信號] --> B[高側驅動電路]
B --> C["VBE2311(P-MOS) \n -30V/-60A"]
24V_EXE[24V執行電源] --> D[電源濾波]
D --> C
C --> E[閥門線圈]
E --> F[續流二極體]
F --> G[地]
H[電流檢測] --> I[過流保護]
I --> J[故障回饋]
J --> A
end
subgraph "輔助加熱器控制通道"
K[溫度控制器] --> L[PWM生成]
L --> M[隔離驅動器]
M --> N["VBE2311(P-MOS) \n -30V/-60A"]
24V_HEATER[24V加熱電源] --> O[電源濾波]
O --> N
N --> P[加熱器負載]
P --> Q[電流檢測]
Q --> R[功率計算]
R --> K
S[溫度感測器] --> T[溫度回饋]
T --> K
end
subgraph "保護與監控"
U[驅動電流] --> V[霍爾電流感測器]
W[閥門位置] --> X[位置感測器]
Y[環境溫度] --> Z[高溫感測器]
V --> AA[PLC監測]
X --> AA
Z --> AA
AA --> BB[故障診斷]
BB --> CC[報警輸出]
end
subgraph "散熱設計"
DD["TO-252封裝"] --> EE[PCB散熱敷銅]
EE --> FF[散熱過孔陣列]
FF --> GG[背面銅層]
HH[環境溫度>70℃] --> II[電流降額控制]
II --> C
II --> N
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style N fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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