graph LR
subgraph "三相双向PFC拓扑"
A["三相400VAC输入"] --> B["EMI滤波器"]
B --> C["三相整流/回馈桥"]
C --> D["PFC升压电感"]
D --> E["PFC开关节点"]
E --> F["VBPB19R47S \n 900V/47A"]
F --> G["高压直流母线"]
G --> H["储能电容组"]
subgraph "双向控制"
I["PFC/回馈控制器"] --> J["隔离驱动器"]
J --> F
G -->|电压反馈| I
K["电流采样"] --> I
end
subgraph "保护电路"
L["MOV阵列 \n 浪涌保护"]
M["有源钳位电路 \n 电压尖峰抑制"]
N["过流保护 \n 比较器"]
end
A --> L
G --> M
M --> F
K --> N
N --> I
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
DC-DC变换与电池接口拓扑详图
graph TB
subgraph "隔离DC-DC变换级"
A["高压直流母线"] --> B["LLC谐振变换器"]
B --> C["高频变压器"]
C --> D["同步整流节点"]
subgraph "同步整流桥臂"
E["VBM1106S \n 100V/120A"]
F["VBM1106S \n 100V/120A"]
G["VBM1106S \n 100V/120A"]
H["VBM1106S \n 100V/120A"]
end
D --> E
D --> F
D --> G
D --> H
E --> I["输出滤波电感"]
F --> I
G --> I
H --> I
I --> J["输出电容组"]
J --> K["电池直流母线"]
end
subgraph "电池接口与管理"
K --> L["电池接触器"]
L --> M["储能电池组 \n 48-96VDC"]
subgraph "保护网络"
N["RC缓冲电路"]
O["电流霍尔传感器"]
P["电压隔离检测"]
end
E --> N
K --> O
K --> P
O --> Q["保护MCU"]
P --> Q
Q --> R["故障锁存"]
R --> L
end
style E fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能负载分配与旁路拓扑详图
graph LR
subgraph "多通道负载分配"
A["电池直流母线"] --> B["分配母线"]
B --> C["VBE1615B \n 通道1开关"]
B --> D["VBE1615B \n 通道2开关"]
B --> E["VBE1615B \n 通道3开关"]
B --> F["VBE1615B \n 通道4开关"]
C --> G["充电终端1"]
D --> H["充电终端2"]
E --> I["充电终端3"]
F --> J["充电终端4"]
end
subgraph "智能旁路与应急输出"
A --> K["VBE1615B \n 旁路开关"]
K --> L["应急输出接口 \n 离网供电"]
subgraph "控制逻辑"
M["AI调度算法"] --> N["电平转换"]
N --> C
N --> D
N --> E
N --> F
N --> K
O["航班调度"] --> M
P["电网电价"] --> M
Q["电池SOC"] --> M
end
end
subgraph "PCB布局优化"
R["3oz加厚铜箔"]
S["散热过孔阵列 \n 0.4mm/1.2mm"]
T["大面积铺铜"]
C --> R
R --> S
S --> T
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style K fill:#fff3e0,stroke:#ff9800,stroke-width:2px
三级热管理与EMC拓扑详图
graph TB
subgraph "三级热管理系统"
A["一级: 液冷系统"] --> B["绝缘金属基板(IMB)"]
B --> C["VBPB19R47S高压管"]
D["二级: 强制风冷"] --> E["齿状散热器"]
E --> F["VBM1106S DC-DC管"]
G["三级: PCB导热"] --> H["大面积铺铜"]
H --> I["VBE1615B分配开关"]
subgraph "温度监控"
J["NTC传感器"] --> K["温度采集MCU"]
L["红外热像仪"] --> K
end
K --> M["风扇PWM控制"]
K --> N["泵速控制"]
M --> O["冷却风扇组"]
N --> P["液冷循环泵"]
end
subgraph "EMC设计"
Q["输入EMI滤波器"] --> R["多级共模/差模"]
S["功率回路"] --> T["叠层母排设计"]
U["高频节点"] --> V["屏蔽罩/铜箔包裹"]
W["驱动信号"] --> X["屏蔽双绞线"]
Y["频率抖动"] --> Z["谐波分散"]
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style I fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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