graph LR
subgraph "高壓雙向DC-DC變換器"
A["電網/光伏輸入 \n 300-400VDC"] --> B["輸入濾波電容"]
B --> C["高頻變壓器 \n 初級側"]
C --> D["開關節點"]
D --> E["VBP155R20 \n 550V/20A \n 主開關管"]
E --> F["初級地"]
G["電池組端口"] --> H["高頻變壓器 \n 次級側"]
H --> I["同步整流節點"]
I --> J["VBP155R20 \n 同步整流管"]
J --> K["輸出濾波"]
K --> L["穩壓直流母線 \n 350VDC±5%"]
M["DC-DC控制器"] --> N["隔離柵極驅動器"]
N --> E
N --> J
L -->|電壓回饋| M
O["RCD緩衝電路"] --> E
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
電池組雙向管理拓撲詳圖
graph TB
subgraph "電池側雙向變換功率級"
A["穩壓直流母線"] --> B["DC-DC變換器"]
B --> C["多相開關節點"]
subgraph "並聯功率開關陣列"
D["VBGM1806 \n 80V/120A \n 相1"]
E["VBGM1806 \n 80V/120A \n 相2"]
F["VBGM1806 \n 80V/120A \n 相3"]
end
C --> D
C --> E
C --> F
D --> G["輸出濾波電感"]
E --> G
F --> G
G --> H["輸出電容組"]
H --> I["電池組端口 \n 充放電管理"]
J["電池管理系統(BMS)"] --> K["電流/電壓檢測"]
K --> I
J --> L["保護控制"]
L --> M["柵極驅動關斷"]
M --> D
M --> E
M --> F
I --> N["電池組 \n 48V-400V平臺"]
end
subgraph "電池保護與監控"
O["電壓檢測電路"] --> J
P["溫度檢測電路"] --> J
Q["均衡電路"] --> N
R["預充電路"] --> I
S["接觸器控制"] --> J
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能負載分配拓撲詳圖
graph LR
subgraph "智能負載開關矩陣"
A["MCU GPIO控制"] --> B["電平轉換電路"]
B --> C["VBA4216 \n 通道1控制"]
B --> D["VBA4216 \n 通道2控制"]
subgraph C ["VBA4216 雙P-MOS結構"]
direction LR
IN1[柵極1]
IN2[柵極2]
S1[源極1]
S2[源極2]
D1[漏極1]
D2[漏極2]
end
subgraph D ["VBA4216 雙P-MOS結構"]
direction LR
IN3[柵極1]
IN4[柵極2]
S3[源極1]
S4[源極2]
D3[漏極1]
D4[漏極2]
end
VCC_12V["12V輔助電源"] --> D1
VCC_12V --> D2
VCC_12V --> D3
VCC_12V --> D4
S1 --> E["信號處理單元"]
S2 --> F["數據處理鏈路"]
S3 --> G["監控感測器"]
S4 --> H["網路設備"]
E --> I[地]
F --> I
G --> I
H --> I
end
subgraph "負載保護與軟啟動"
J["RC吸收電路"] --> E
K["續流二極體"] --> F
L["PWM軟啟動"] --> A
M["過流檢測"] --> N["故障回饋"]
N --> A
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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