graph TB
subgraph "三相逆變橋拓撲"
A[高壓直流母線800VDC] --> B[直流母線電容]
B --> C[三相逆變橋]
subgraph "IGBT三相橋臂"
U_PHASE["U相上管 \n VBP112MI75"]
U_N_PHASE["U相下管 \n VBP112MI75"]
V_PHASE["V相上管 \n VBP112MI75"]
V_N_PHASE["V相下管 \n VBP112MI75"]
W_PHASE["W相上管 \n VBP112MI75"]
W_N_PHASE["W相下管 \n VBP112MI75"]
end
C --> U_PHASE
C --> U_N_PHASE
C --> V_PHASE
C --> V_N_PHASE
C --> W_PHASE
C --> W_N_PHASE
U_PHASE --> D[U相輸出]
U_N_PHASE --> D
V_PHASE --> E[V相輸出]
V_N_PHASE --> E
W_PHASE --> F[W相輸出]
W_N_PHASE --> F
end
subgraph "驅動與保護電路"
G[隔離柵極驅動器] --> U_PHASE
G --> U_N_PHASE
G --> V_PHASE
G --> V_N_PHASE
G --> W_PHASE
G --> W_N_PHASE
H[電流感測器] --> I[過流保護]
J[DESAT檢測電路] --> K[故障鎖存]
I --> K
K --> L[快速關斷]
L --> G
end
subgraph "散熱系統"
M[液冷板] --> U_PHASE
M --> V_PHASE
M --> W_PHASE
N[導熱矽脂] --> O[TO247封裝]
O --> P[散熱器基板]
end
subgraph "輸出濾波"
D --> Q[三相濾波電感]
E --> Q
F --> Q
Q --> R[電機端子]
R --> S[推進電機]
end
style U_PHASE fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style G fill:#fce4ec,stroke:#e91e63,stroke-width:2px
高壓DC-DC與配電管理拓撲詳圖
graph LR
subgraph "隔離LLC DC-DC轉換器"
A[高壓輸入400V] --> B[輸入濾波]
B --> C[LLC諧振網路]
subgraph "全橋開關陣列"
Q1["VBPB15R18S \n 左上管"]
Q2["VBPB15R18S \n 右上管"]
Q3["VBPB15R18S \n 左下管"]
Q4["VBPB15R18S \n 右下管"]
end
C --> Q1
C --> Q2
C --> Q3
C --> Q4
Q1 --> D[變壓器初級]
Q2 --> D
Q3 --> D
Q4 --> D
D --> E[高頻變壓器]
E --> F[同步整流級]
F --> G[輸出濾波]
G --> H[28VDC輸出]
end
subgraph "智能配電管理"
H --> I[配電匯流排]
subgraph "固態功率控制器(SSPC)"
J1["VBPB15R18S \n 通道1"]
J2["VBPB15R18S \n 通道2"]
J3["VBPB15R18S \n 通道3"]
J4["VBPB15R18S \n 通道4"]
end
I --> J1
I --> J2
I --> J3
I --> J4
J1 --> K1[航電負載1]
J2 --> K2[航電負載2]
J3 --> K3[航電負載3]
J4 --> K4[備份電源]
end
subgraph "控制與監控"
L[LLC控制器] --> M[全橋驅動器]
M --> Q1
M --> Q2
M --> Q3
M --> Q4
N[配電控制器] --> O[SSPC驅動器]
O --> J1
O --> J2
O --> J3
O --> J4
P[電流監測] --> Q[故障保護]
Q --> R[快速熔斷器]
end
subgraph "熱管理"
S[強制風冷] --> T[TO3P封裝]
T --> U[散熱片]
end
style Q1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style J1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
關鍵航電與伺服控制拓撲詳圖
graph TB
subgraph "低壓大電流負載開關矩陣"
A[28VDC輸入] --> B[輸入濾波]
B --> C[功率分配匯流排]
subgraph "MOSFET開關陣列"
Q1["VBM1615A \n 通道1:飛控電源"]
Q2["VBM1615A \n 通道2:伺服驅動"]
Q3["VBM1615A \n 通道3:環控系統"]
Q4["VBM1615A \n 通道4:備份路徑"]
end
C --> Q1
C --> Q2
C --> Q3
C --> Q4
Q1 --> D[飛控電腦]
Q2 --> E[舵機伺服電機]
Q3 --> F[泵閥執行器]
Q4 --> G[關鍵備份系統]
end
subgraph "驅動與控制"
H[主控制器DSP] --> I[電平轉換]
I --> J[柵極驅動器]
J --> Q1
J --> Q2
J --> Q3
J --> Q4
K[負載電流檢測] --> L[超載保護]
M[溫度監控] --> N[過熱保護]
L --> O[故障隔離]
N --> O
O --> P[快速關斷]
P --> J
end
subgraph "伺服驅動拓撲"
E --> Q[H橋驅動電路]
subgraph "伺服H橋"
R1["VBM1615A \n 左上管"]
R2["VBM1615A \n 右上管"]
R3["VBM1615A \n 左下管"]
R4["VBM1615A \n 右下管"]
end
Q --> R1
Q --> R2
Q --> R3
Q --> R4
R1 --> S[伺服電機]
R2 --> S
R3 --> S
R4 --> S
end
subgraph "熱管理"
T[PCB敷銅散熱] --> U[TO220封裝]
V[機箱風道] --> W[自然對流]
end
style Q1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style R1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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