graph LR
subgraph "三相雙向變流器"
A[電網400VAC] --> B[輸入濾波]
B --> C[三相全橋]
subgraph "主功率開關管"
Q1["VBP165R70SFD \n 650V/70A"]
Q2["VBP165R70SFD \n 650V/70A"]
Q3["VBP165R70SFD \n 650V/70A"]
Q4["VBP165R70SFD \n 650V/70A"]
Q5["VBP165R70SFD \n 650V/70A"]
Q6["VBP165R70SFD \n 650V/70A"]
end
C --> Q1
C --> Q2
C --> Q3
C --> Q4
C --> Q5
C --> Q6
Q1 --> D[直流母線700VDC]
Q2 --> D
Q3 --> D
Q4 --> E[交流中性點]
Q5 --> E
Q6 --> E
end
subgraph "雙向DC-DC變換級"
D --> F[高頻變壓器初級]
F --> G[LLC諧振腔]
G --> H[初級開關管]
H --> I[初級地]
subgraph "次級同步整流"
J["VBP165R70SFD \n 650V/70A"]
K["VBP165R70SFD \n 650V/70A"]
end
F --> J
F --> K
J --> L[電池母線500VDC]
K --> M[電池返回]
end
subgraph "驅動與保護"
N[PCS控制器] --> O[隔離驅動器]
O --> Q1
O --> Q2
O --> Q3
O --> Q4
O --> Q5
O --> Q6
P[DC-DC控制器] --> Q[隔離驅動器]
Q --> H
Q --> J
Q --> K
R[RC緩衝電路] --> Q1
S[TVS陣列] --> O
end
style Q1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style J fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
BMS主動均衡與保護拓撲詳圖
graph TB
subgraph "電池模組串"
A["電池單元1 \n 3.2V"] --> B["電池單元2 \n 3.2V"]
B --> C["電池單元3 \n 3.2V"]
C --> D["電池單元4 \n 3.2V"]
D --> E["電池單元5 \n 3.2V"]
E --> F["電池單元6 \n 3.2V"]
F --> G["電池單元7 \n 3.2V"]
G --> H["電池單元8 \n 3.2V"]
H --> I["電池單元9 \n 3.2V"]
I --> J["電池單元10 \n 3.2V"]
J --> K["電池單元11 \n 3.2V"]
K --> L["電池單元12 \n 3.2V"]
L --> M["電池單元13 \n 3.2V"]
M --> N["電池單元14 \n 3.2V"]
N --> O["電池單元15 \n 3.2V"]
end
subgraph "主動均衡開關矩陣"
direction LR
subgraph "均衡MOSFET陣列"
Q1["VBNCB1303 \n 30V/90A"]
Q2["VBNCB1303 \n 30V/90A"]
Q3["VBNCB1303 \n 30V/90A"]
Q4["VBNCB1303 \n 30V/90A"]
Q5["VBNCB1303 \n 30V/90A"]
Q6["VBNCB1303 \n 30V/90A"]
Q7["VBNCB1303 \n 30V/90A"]
Q8["VBNCB1303 \n 30V/90A"]
end
A --> Q1
B --> Q2
C --> Q3
D --> Q4
E --> Q5
F --> Q6
G --> Q7
H --> Q8
Q1 --> P[均衡變壓器]
Q2 --> P
Q3 --> P
Q4 --> P
Q5 --> P
Q6 --> P
Q7 --> P
Q8 --> P
end
subgraph "保護控制電路"
Q[主接觸器控制] --> R["預充電MOSFET"]
R --> S[主接觸器線圈]
T[分流保護] --> U["分流MOSFET"]
U --> V[保護繼電器]
W[BMS主控MCU] --> X[均衡控制器]
X --> Q1
X --> Q2
X --> Q3
X --> Q4
X --> Q5
X --> Q6
X --> Q7
X --> Q8
W --> Y[保護邏輯]
Y --> Q
Y --> T
end
subgraph "監測系統"
Z1[電壓採樣] --> A
Z2[溫度感測器] --> A
Z3[電流檢測] --> BATTERY_BUS["電池匯流排"]
Z1 --> W
Z2 --> W
Z3 --> W
end
style Q1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style R fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
輔助電源與監控拓撲詳圖
graph LR
subgraph "輔助電源架構"
A[48V輔助母線] --> B[輸入保護]
B --> C[DC-DC轉換器]
subgraph "同步整流MOSFET"
Q_SR1["VBGA1806 \n 80V/14A"]
Q_SR2["VBGA1806 \n 80V/14A"]
end
C --> Q_SR1
C --> Q_SR2
Q_SR1 --> D[12V中間母線]
Q_SR2 --> E[返回地]
D --> F[多路POL轉換]
subgraph "負載開關MOSFET"
Q_LS1["VBGA1806 \n 80V/14A"]
Q_LS2["VBGA1806 \n 80V/14A"]
Q_LS3["VBGA1806 \n 80V/14A"]
end
F --> Q_LS1
F --> Q_LS2
F --> Q_LS3
Q_LS1 --> G[5V感測器供電]
Q_LS2 --> H[12V通信供電]
Q_LS3 --> I[3.3V DSP供電]
end
subgraph "智能監控系統"
J[主控DSP] --> K[電源管理IC]
K --> Q_SR1
K --> Q_SR2
K --> Q_LS1
K --> Q_LS2
K --> Q_LS3
L[溫度感測器] --> M[ADC採集]
M --> J
N[電壓監測] --> O[隔離ADC]
O --> J
P[電流監測] --> Q[霍爾感測器]
Q --> J
end
subgraph "通信介面"
R[5G通信模組] --> S[光纖轉換器]
T[以太網介面] --> U[工業交換機]
V[CAN匯流排] --> W[現場設備]
H --> R
H --> T
I --> S
I --> U
J --> V
end
subgraph "熱管理控制"
X[散熱風扇] --> Y[PWM控制器]
Z[液冷泵] --> AA[泵控制器]
AB[溫度監測點] --> J
J --> Y
J --> AA
Y --> X
AA --> Z
end
style Q_SR1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style Q_LS1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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