graph LR
subgraph "高壓母線預充電電路"
A["高壓電池組 \n 800VDC"] --> B[主接觸器]
B --> C[高壓直流母線]
C --> D[母線電容]
A --> E["預充電電阻 \n (限制浪湧電流)"]
E --> F["VBL19R07S \n 預充電開關"]
F --> C
G[預充電控制邏輯] --> H[隔離型柵極驅動器]
H --> F
D -->|電壓檢測| G
end
subgraph "母線保護與緩衝"
C --> I["TVS/壓敏電阻陣列 \n (過壓保護)"]
C --> J["RC緩衝網路 \n (抑制尖峰)"]
C --> K["電流霍爾感測器 \n (過流檢測)"]
K --> L[故障鎖存器]
L --> M[快速關斷信號]
M --> H
end
style F fill:#fce4ec,stroke:#e91e63,stroke-width:2px
主推進電機逆變橋拓撲詳圖
graph TB
subgraph "三相逆變橋拓撲"
PWR_IN["低壓直流母線 48V"] --> A[直流母線電容]
A --> B[上橋臂電源]
A --> C[下橋臂地]
subgraph "A相橋臂"
B --> Q_HA["VBM1401 \n 上管"]
Q_HA --> MOTOR_A["A相輸出"]
MOTOR_A --> Q_LA["VBM1401 \n 下管"]
Q_LA --> C
end
subgraph "B相橋臂"
B --> Q_HB["VBM1401 \n 上管"]
Q_HB --> MOTOR_B["B相輸出"]
MOTOR_B --> Q_LB["VBM1401 \n 下管"]
Q_LB --> C
end
subgraph "C相橋臂"
B --> Q_HC["VBM1401 \n 上管"]
Q_HC --> MOTOR_C["C相輸出"]
MOTOR_C --> Q_LC["VBM1401 \n 下管"]
Q_LC --> C
end
MOTOR_A --> MOTOR["三相永磁同步電機"]
MOTOR_B --> MOTOR
MOTOR_C --> MOTOR
end
subgraph "柵極驅動與保護"
DRIVER_IC["多通道柵極驅動器"] --> Q_HA
DRIVER_IC --> Q_HB
DRIVER_IC --> Q_HC
DRIVER_IC --> Q_LA
DRIVER_IC --> Q_LB
DRIVER_IC --> Q_LC
subgraph "保護功能"
DESAT["去飽和檢測"] --> DRIVER_IC
OCP["過流比較器"] --> DRIVER_IC
DEADTIME["死區時間控制"] --> DRIVER_IC
end
MCU["電機控制MCU \n (PWM輸出)"] --> DRIVER_IC
end
subgraph "熱管理系統"
COOLING["液冷散熱板"] --> Q_HA
COOLING --> Q_HB
COOLING --> Q_HC
COOLING --> Q_LA
COOLING --> Q_LB
COOLING --> Q_LC
TEMP_SENSOR["溫度感測器"] --> MCU
end
style Q_HA fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
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