graph LR
subgraph "高壓配電單元(PDU)"
A["高壓電池包 \n 400-800VDC"] --> B["主接觸器"]
B --> C["預充電電路"]
C --> D["VBP165C30-4L \n 主開關"]
D --> E["高壓直流母線"]
F["PDU控制器"] --> G["SiC柵極驅動器"]
G --> D
E -->|電壓回饋| F
end
subgraph "雙向隔離DC-DC轉換器"
E --> H["全橋/半橋拓撲"]
H --> I["高頻變壓器"]
I --> J["同步整流"]
J --> K["低壓直流輸出 \n 12/24VDC"]
subgraph "DC-DC功率器件"
Q_PRIMARY["VBP165C30-4L \n 初級側開關"]
Q_SECONDARY["VBP165C30-4L \n 次級側開關"]
end
H --> Q_PRIMARY
J --> Q_SECONDARY
L["DC-DC控制器"] --> M["雙通道驅動器"]
M --> Q_PRIMARY
M --> Q_SECONDARY
K -->|電流回饋| L
end
subgraph "智能預充與保護"
N["預充電阻"] --> O["預充接觸器"]
P["電壓感測器"] --> Q["比較器"]
Q --> R["預充完成信號"]
R --> S["主接觸器閉合"]
T["過流檢測"] --> U["故障保護"]
U --> V["快速關斷"]
V --> D
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style Q_PRIMARY fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
主驅逆變器拓撲詳圖
graph TB
subgraph "三相逆變橋拓撲"
A["高壓直流母線"] --> B["直流母線電容"]
B --> C["U相上橋"]
B --> D["V相上橋"]
B --> E["W相上橋"]
subgraph "上橋臂功率器件"
Q_UH["VBMB16I20 \n U上橋"]
Q_VH["VBMB16I20 \n V上橋"]
Q_WH["VBMB16I20 \n W上橋"]
end
C --> Q_UH
D --> Q_VH
E --> Q_WH
Q_UH --> F["U相輸出"]
Q_VH --> G["V相輸出"]
Q_WH --> H["W相輸出"]
subgraph "下橋臂功率器件"
Q_UL["VBMB16I20 \n U下橋"]
Q_VL["VBMB16I20 \n V下橋"]
Q_WL["VBMB16I20 \n W下橋"]
end
F --> Q_UL
G --> Q_VL
H --> Q_WL
Q_UL --> I["直流母線負"]
Q_VL --> I
Q_WL --> I
end
subgraph "柵極驅動與保護"
J["電機控制器"] --> K["三相PWM"]
K --> L["柵極驅動晶片"]
L --> M["上橋驅動"]
L --> N["下橋驅動"]
M --> Q_UH
N --> Q_UL
subgraph "驅動電源"
O["自舉電路"] --> M
P["隔離電源"] --> N
end
subgraph "保護電路"
Q["過流檢測"] --> R["DESAT保護"]
S["溫度檢測"] --> T["過溫保護"]
U["欠壓鎖定"] --> V["故障輸出"]
R --> W["故障關斷"]
T --> W
V --> W
W --> L
end
end
subgraph "電流與位置檢測"
X["相電流感測器"] --> Y["ADC採樣"]
Z["旋轉變壓器"] --> AA["解碼電路"]
Y --> J
AA --> J
end
style Q_UH fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style Q_UL fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
輔助系統智能配電拓撲詳圖
graph LR
subgraph "雙N溝道智能開關通道"
A["輔助控制器 \n MCU GPIO"] --> B["電平轉換電路"]
B --> C["VBQA3615 使能"]
subgraph D ["VBQA3615 內部結構"]
direction LR
GATE1[柵極1]
GATE2[柵極2]
DRAIN1[漏極1]
DRAIN2[漏極2]
SOURCE1[源極1]
SOURCE2[源極2]
end
C --> GATE1
C --> GATE2
E["12/24V電源"] --> DRAIN1
E --> DRAIN2
SOURCE1 --> F["負載1"]
SOURCE2 --> G["負載2"]
F --> H["接地"]
G --> H
end
subgraph "多通道負載管理"
I["輔助系統控制器"] --> J["CAN通信介面"]
J --> K["多路開關控制"]
subgraph "負載開關陣列"
SW1["VBQA3615 \n 通道1"]
SW2["VBQA3615 \n 通道2"]
SW3["VBQA3615 \n 通道3"]
SW4["VBQA3615 \n 通道4"]
SW5["VBQA3615 \n 通道5"]
SW6["VBQA3615 \n 通道6"]
end
K --> SW1
K --> SW2
K --> SW3
K --> SW4
K --> SW5
K --> SW6
SW1 --> L["液壓泵電機"]
SW2 --> M["照明矩陣"]
SW3 --> N["散熱風扇"]
SW4 --> O["警示系統"]
SW5 --> P["作業機構"]
SW6 --> Q["通信設備"]
end
subgraph "電流監測與保護"
R["高側電流檢測"] --> S["ADC採樣"]
T["低側電流檢測"] --> S
S --> U["過流比較器"]
U --> V["故障指示"]
V --> W["自動關斷"]
W --> SW1
subgraph "感性負載保護"
X["續流二極體"] --> L
Y["TVS陣列"] --> M
end
end
style SW1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
熱管理與保護電路拓撲詳圖
graph TB
subgraph "三級熱管理架構"
subgraph "一級熱管理:液冷系統"
A["液冷板"] --> B["冷卻液迴圈"]
B --> C["主驅IGBT模組"]
B --> D["SiC MOSFET模組"]
E["溫度感測器"] --> F["熱管理控制器"]
F --> G["液冷泵PWM控制"]
G --> H["變數液冷泵"]
end
subgraph "二級熱管理:強制風冷"
I["散熱器風道"] --> J["初級側功率器件"]
K["溫度感測器"] --> L["風扇控制器"]
L --> M["風扇PWM調節"]
M --> N["高速冷卻風扇"]
N --> I
end
subgraph "三級熱管理:PCB導熱"
O["PCB功率層"] --> P["VBQA3615開關晶片"]
Q["過孔陣列"] --> R["背面銅層散熱"]
S["環境溫度感測器"] --> T["自然對流優化"]
end
subgraph "熱監控網路"
U["多點溫度監測"] --> V["熱模型計算"]
W["結溫估算"] --> X["降額控制"]
X --> Y["功率限制"]
Y --> C
Y --> D
end
end
subgraph "電氣保護網路"
subgraph "緩衝與吸收電路"
Z1["RCD緩衝電路"] --> C
Z2["RC吸收電路"] --> D
Z3["TVS保護陣列"] --> AA["柵極驅動晶片"]
end
subgraph "故障檢測與保護"
AB["電流感測器"] --> AC["快速比較器"]
AD["電壓感測器"] --> AE["過壓檢測"]
AF["溫度感測器"] --> AG["過溫檢測"]
AC --> AH["故障鎖存"]
AE --> AH
AG --> AH
AH --> AI["快速關斷"]
AI --> C
AI --> D
end
subgraph "安全互鎖"
AJ["互鎖開關"] --> AK["安全回路"]
AL["緊急停止"] --> AM["硬線關斷"]
AM --> AN["所有功率器件"]
end
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style P fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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