graph LR
subgraph "三相PFC/逆變級"
A[三相380VAC電網] --> B[EMI濾波器]
B --> C[三相整流橋]
C --> D[PFC升壓電感]
D --> E[PFC開關節點]
E --> F["VBL19R13S \n 900V/13A"]
F --> G[高壓直流母線 \n 600-800VDC]
H[PFC控制器] --> I[隔離柵極驅動器]
I --> F
G -->|電壓回饋| H
end
subgraph "逆變工作模式"
G --> J[直流母線電容]
J --> K[逆變開關節點]
K --> L["VBL19R13S \n 900V/13A"]
L --> M[電網連接點]
N[逆變控制器] --> O[隔離柵極驅動器]
O --> L
M -->|電流回饋| N
end
subgraph "保護與緩衝"
P["RCD緩衝電路"] --> F
Q["RC吸收電路"] --> L
R["TVS保護陣列"] --> G
S["隔離監測"] --> M
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style L fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
電池側雙向DC/DC變換器拓撲詳圖
graph TB
subgraph "雙向LLC諧振變換器"
A[高壓直流母線] --> B[高壓側開關節點]
B --> C["VBL19R13S \n 900V/13A"]
C --> D[高頻變壓器初級]
D --> E[諧振電容]
E --> F[諧振電感]
F --> G[高壓側開關節點2]
G --> H["VBL19R13S \n 900V/13A"]
H --> I[高壓側地]
subgraph "低壓側同步整流"
J[變壓器次級] --> K[同步整流節點]
K --> L["VBED1402 \n 40V/100A"]
L --> M[輸出濾波電感]
M --> N[輸出電容]
N --> O[電池正極]
K --> P["VBED1402 \n 40V/100A"]
P --> Q[電池負極]
end
end
subgraph "電池保護與連接"
R["電池簇 \n 48V/96V"] --> S["主保護開關 \n VBED1402"]
S --> T[電流採樣]
T --> U[電壓採樣]
U --> V[BMS控制器]
V --> W[隔離驅動]
W --> L
W --> P
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style L fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style S fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
電池管理與負載分配拓撲詳圖
graph LR
subgraph "多路負載智能分配"
A[BMS控制器] --> B[電平轉換電路]
B --> C["VBQA3405 \n 雙N-MOS通道1"]
B --> D["VBQA3405 \n 雙N-MOS通道2"]
B --> E["VBQA3405 \n 雙N-MOS通道3"]
subgraph "負載連接"
F[電池匯流排] --> C
F --> D
F --> E
C --> G[熔爐控制電源]
D --> H[輔助設備電源]
E --> I[環境系統電源]
G --> J[系統地]
H --> J
I --> J
end
end
subgraph "電池主動均衡系統"
K[電池單體1] --> L["均衡開關 \n VBQA3405"]
M[電池單體2] --> L
N[電池單體3] --> L
O[電池單體4] --> L
L --> P[均衡能量轉移]
P --> Q[均衡控制器]
Q --> R[均衡匯流排]
R --> S[目標電池]
end
subgraph "監控與保護"
T[電流感測器] --> U[過流保護]
V[電壓感測器] --> W[過壓/欠壓保護]
X[溫度感測器] --> Y[過溫保護]
U --> Z[故障鎖存]
W --> Z
Y --> Z
Z --> AA[關斷信號]
AA --> C
AA --> D
AA --> E
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style L fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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