graph LR
subgraph "三相双向变流桥臂"
A[三相电网输入] --> B[LC滤波器]
B --> C[三相桥臂节点]
C --> D["VBL16R31SFD \n 上桥臂"]
D --> E[直流母线正极]
C --> F["VBL16R31SFD \n 下桥臂"]
F --> G[直流母线负极/地]
H[PWM控制器] --> I[隔离驱动器]
I --> D
I --> F
end
subgraph "Boost/Buck变换模式"
E --> J[Boost电感]
J --> K[Boost开关节点]
K --> L["VBL16R31SFD \n Boost开关"]
L --> G
M[Buck开关节点] --> N["VBL16R31SFD \n Buck开关"]
N --> E
O[直流输出] --> P[输出滤波]
P --> BATTERY["电池侧接口"]
end
subgraph "保护与吸收网络"
Q[RC吸收电路] --> D
Q --> F
R[RCD缓冲电路] --> L
R --> N
S[TVS保护阵列] --> I
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style L fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style N fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
电池侧DC-DC与BMS拓扑详图
graph TB
subgraph "电池侧双向DC-DC变换"
A[直流母线] --> B[高频变压器]
B --> C[次级侧节点]
C --> D["VBL1151N \n 同步整流管"]
D --> E[输出滤波电感]
E --> F[输出电容组]
F --> G[电池簇正极]
C --> H["VBL1151N \n 同步整流管"]
H --> I[电池簇负极/地]
J[DC-DC控制器] --> K[大电流驱动器]
K --> D
K --> H
end
subgraph "电池管理系统(BMS)架构"
L[BMS主控制器] --> M[AFE采集芯片]
M --> N[多路复用器]
subgraph "电池单体选通开关"
O["VBQF1410 \n 通道1"]
P["VBQF1410 \n 通道2"]
Q["VBQF1410 \n 通道3"]
R["VBQF1410 \n 通道4"]
end
N --> O
N --> P
N --> Q
N --> R
O --> S[电池单体1]
P --> T[电池单体2]
Q --> U[电池单体3]
R --> V[电池单体4]
end
subgraph "主动均衡电路"
W[均衡控制器] --> X[均衡电感]
X --> Y["VBQF1410 \n 均衡开关1"]
X --> Z["VBQF1410 \n 均衡开关2"]
Y --> S
Z --> T
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style O fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style Y fill:#fff3e0,stroke:#ff9800,stroke-width:2px
热管理与系统保护拓扑详图
graph LR
subgraph "三级热管理系统"
A["一级: 液冷散热板"] --> B["PCS高压MOSFET"]
C["二级: 风冷散热器"] --> D["电池侧大电流MOSFET"]
E["三级: PCB热设计"] --> F["BMS小信号MOSFET"]
G[温度传感器网络] --> H[AI温控算法]
H --> I[液冷泵控制]
H --> J[风扇PWM控制]
I --> K[液冷循环系统]
J --> L[智能风扇阵列]
end
subgraph "多层次保护网络"
M[过流保护] --> N[快速比较器]
N --> O[故障锁存]
O --> P[驱动关断信号]
P --> B
P --> D
Q[电压保护] --> R[电压监控IC]
R --> S[过压/欠压保护]
S --> T[分级保护动作]
U[温度保护] --> V[温度监控IC]
V --> W[过热降载]
V --> X[过热关断]
Y[电气缓冲网络] --> Z[RC吸收电路]
Z --> B
AA[RCD缓冲] --> D
BB[TVS阵列] --> CC[栅极保护]
end
subgraph "AI预测性维护"
DD[运行数据采集] --> EE[AI分析引擎]
EE --> FF[健康状态评估]
FF --> GG[寿命预测]
GG --> HH[维护预警]
EE --> II[优化调度策略]
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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