graph LR
subgraph "双向DC/DC主电路拓扑"
A["高压直流母线 \n ~700VDC"] --> B["输入滤波电容"]
B --> C["主开关节点"]
subgraph "MOSFET半桥阵列"
Q_H1["VBM15R10S \n 上管"]
Q_L1["VBM15R10S \n 下管"]
end
C --> Q_H1
C --> Q_L1
Q_H1 --> D["谐振电感"]
Q_L1 --> E["初级地"]
D --> F["高频变压器初级"]
F --> G["谐振电容"]
G --> E
H["变压器次级"] --> I["同步整流节点"]
subgraph "同步整流MOSFET"
Q_SR1["VBM15R10S \n 同步整流"]
Q_SR2["VBM15R10S \n 同步整流"]
end
I --> Q_SR1
I --> Q_SR2
Q_SR1 --> J["输出滤波"]
Q_SR2 --> K["次级地"]
J --> L["电池侧直流 \n 300-400VDC"]
end
subgraph "控制与驱动电路"
M["双向DC/DC控制器"] --> N["PWM信号发生器"]
N --> O["隔离驱动通道1"]
N --> P["隔离驱动通道2"]
O --> Q_H1
P --> Q_L1
Q["电压反馈"] --> M
R["电流反馈"] --> M
S["温度传感器"] --> M
end
style Q_H1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style Q_L1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style Q_SR1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
电池保护与智能分配拓扑详图
graph TB
subgraph "多电池簇保护通路"
A["电池母线"] --> B["主保护节点"]
subgraph "智能保护MOSFET阵列"
Q_PROT1["VBL2611 \n 电池簇1保护"]
Q_PROT2["VBL2611 \n 电池簇2保护"]
Q_PROT3["VBL2611 \n 电池簇3保护"]
end
B --> Q_PROT1
B --> Q_PROT2
B --> Q_PROT3
Q_PROT1 --> C["电池簇1 \n 100Ah/25kWh"]
Q_PROT2 --> D["电池簇2 \n 100Ah/25kWh"]
Q_PROT3 --> E["电池簇3 \n 100Ah/25kWh"]
C --> F["簇内BMS"]
D --> G["簇内BMS"]
E --> H["簇内BMS"]
end
subgraph "智能负载分配管理"
I["负载优先级控制器"] --> J["电流分配算法"]
J --> K["MOSFET驱动信号"]
subgraph "负载通路开关"
Q_LOAD1["VBL2611 \n 生产负载"]
Q_LOAD2["VBL2611 \n 关键负载"]
Q_LOAD3["VBL2611 \n 辅助负载"]
end
K --> Q_LOAD1
K --> Q_LOAD2
K --> Q_LOAD3
L["生产设备母线"] --> Q_LOAD1
M["关键系统母线"] --> Q_LOAD2
N["辅助设备母线"] --> Q_LOAD3
Q_LOAD1 --> O["生产设备负载"]
Q_LOAD2 --> P["制冷/照明负载"]
Q_LOAD3 --> Q["监控/通信负载"]
end
subgraph "保护与监测电路"
R["高精度分流器"] --> S["电流检测放大器"]
T["NTC温度传感器"] --> U["温度监测"]
V["电压检测电路"] --> W["过压/欠压保护"]
S --> X["保护逻辑控制器"]
U --> X
W --> X
X --> Y["故障关断信号"]
Y --> Q_PROT1
Y --> Q_LOAD1
end
style Q_PROT1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style Q_LOAD1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
三级热管理与保护拓扑详图
graph LR
subgraph "三级热管理架构"
A["一级: 铜基板+热管"] --> B["电池保护MOSFET \n VBL2611"]
C["二级: 风冷散热器"] --> D["DC/DC主开关 \n VBM15R10S"]
E["三级: PCB厚铜敷铜"] --> F["驱动芯片 \n VBGQA3402"]
G["温度传感器网络"] --> H["热管理控制器"]
subgraph "散热执行机构"
I["风扇PWM控制器"]
J["液冷泵控制器"]
K["通风风门控制器"]
end
H --> I
H --> J
H --> K
I --> L["轴流风扇阵列"]
J --> M["液冷循环泵"]
K --> N["智能风门"]
end
subgraph "电气保护网络"
O["RCD缓冲电路"] --> P["DC/DC主开关管"]
Q["RC吸收电路"] --> R["高频开关节点"]
S["TVS保护阵列"] --> T["栅极驱动芯片"]
U["防反接保护"] --> V["电池接口"]
W["预充电电路"] --> X["高压电容"]
subgraph "故障监测"
Y["电流检测: 分流器/霍尔"]
Z["电压检测: 差分放大"]
AA["温度检测: NTC/IC"]
end
Y --> AB["故障逻辑处理器"]
Z --> AB
AA --> AB
AB --> AC["分级保护动作"]
AC --> AD["预警信号"]
AC --> AE["降额运行"]
AC --> AF["紧急关断"]
AF --> P
AF --> B
end
subgraph "预测性维护系统"
AG["在线健康监测"] --> AH["MOSFET导通压降追踪"]
AI["热循环计数"] --> AJ["疲劳寿命预测"]
AK["开关特性分析"] --> AL["性能退化评估"]
AH --> AM["AI健康模型"]
AI --> AM
AK --> AM
AM --> AN["维护预警信号"]
AN --> AO["维护计划建议"]
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
点击下载：VBGQA3402规格书
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