graph LR
subgraph "電池輸入與升壓級"
A["48V-54V電池組"] --> B["π型EMI濾波器 \n L-C-L結構"]
B --> C["DC-DC升壓模組 \n 輸出400VDC"]
C --> D["高壓母線電容 \n 電解+薄膜組合"]
end
subgraph "三相逆變橋拓撲"
D --> E["三相全橋 \n 6顆VBP16R90S"]
E --> F["A相橋臂"]
E --> G["B相橋臂"]
E --> H["C相橋臂"]
subgraph "A相輸出"
F --> I["A相驅動節點"]
I --> J["LC輸出濾波"]
end
subgraph "B相輸出"
G --> K["B相驅動節點"]
K --> L["LC輸出濾波"]
end
subgraph "C相輸出"
H --> M["C相驅動節點"]
M --> N["LC輸出濾波"]
end
J --> O["電機A相"]
L --> P["電機B相"]
N --> Q["電機C相"]
end
subgraph "柵極驅動與保護"
R["FOC控制器"] --> S["高壓側驅動器"]
S --> E
T["電流檢測電路"] --> R
U["電壓檢測電路"] --> R
V["RC緩衝網路"] --> E
W["TVS保護"] --> S
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style O fill:#f3e5f5,stroke:#9c27b0,stroke-width:2px
電機並聯驅動與保護拓撲詳圖
graph TB
subgraph "A相並聯驅動拓撲"
A["A相橋臂輸出"] --> B["均流電感"]
B --> C["並聯驅動節點"]
C --> D["VBE1104N \n MOSFET 1"]
C --> E["VBE1104N \n MOSFET 2"]
C --> F["VBE1104N \n MOSFET 3"]
D --> G["輸出匯流銅排"]
E --> G
F --> G
G --> H["A相電機端子"]
end
subgraph "驅動與同步控制"
I["柵極驅動器"] --> J["電平轉換"]
J --> D
J --> E
J --> F
K["死區時間控制"] --> I
L["電流採樣放大器"] --> M["FOC控制器"]
N["溫度感測器"] --> M
end
subgraph "保護電路"
O["RC緩衝電路"] --> C
P["肖特基續流二極體"] --> D
P --> E
P --> F
Q["過流比較器"] --> R["故障鎖存"]
R --> S["快速關斷信號"]
S --> I
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#f3e5f5,stroke:#9c27b0,stroke-width:2px
熱管理與EMC設計拓撲詳圖
graph LR
subgraph "三級散熱系統"
A["一級: 主動散熱"] --> B["高壓MOSFET \n 鋁制散熱殼體"]
C["二級: PCB導熱"] --> D["電機驅動MOSFET \n 2oz加厚銅箔"]
E["三級: 自然散熱"] --> F["控制晶片與 \n 負載開關IC"]
B --> G["導熱矽脂介面 \n 熱阻<0.3°C/W"]
D --> H["散熱過孔陣列 \n 直徑0.3mm"]
F --> I["空氣微對流 \n 散熱"]
J["飛行氣流"] --> B
K["環境溫度"] --> F
end
subgraph "EMC設計拓撲"
L["電池輸入端"] --> M["π型濾波器 \n 差模+共模抑制"]
M --> N["功率回路 \n 最小化環路面積"]
N --> O["三相輸出 \n 緊密雙絞線"]
P["PWM驅動信號"] --> Q["有源箝位電路"]
Q --> R["斜率控制 \n 優化dV/dt"]
R --> S["驅動晶片"]
T["金屬遮罩層"] --> U["導電塗層接地"]
V["磁珠與電容陣列"] --> W["高頻雜訊抑制"]
end
subgraph "可靠性保護網路"
X["母線端RC緩衝"] --> Y["開關尖峰吸收"]
Z["各相輸出TVS"] --> AA["電壓箝位保護"]
AB["逐週期過流檢測"] --> AC["快速比較器"]
AC --> AD["分級保護策略 \n 限流/關斷"]
AE["溫度監測點"] --> AF["NTC感測器陣列"]
AF --> AG["MCU ADC輸入"]
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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