graph LR
subgraph "太阳能输入与保护"
A["太阳能电池板 \n 72VOC"] --> B["EMI滤波与防雷"]
B --> C["π型滤波器"]
C --> D["MOV+气体放电管 \n 两级防雷"]
D --> E["输入电容"]
end
subgraph "MPPT升压转换器"
E --> F["升压电感"]
F --> G["开关节点"]
G --> H["VBL19R20S \n 900V/20A"]
H --> I["输出电容 \n 100VDC"]
J["MPPT控制器"] --> K["栅极驱动器"]
K --> H
I -->|电压反馈| J
L["电流采样"] --> J
end
subgraph "缓冲与保护电路"
M["RCD缓冲网络"] --> H
N["TVS保护"] --> K
O["RC吸收电路"] --> G
end
style H fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
电池充放电管理拓扑详图
graph TB
subgraph "同步Buck充电电路"
A["光伏直流母线 \n 100VDC"] --> B["Buck电感"]
B --> C["同步整流节点"]
C --> D["VBL1603 \n 高边MOSFET"]
D --> E["电池总线 \n 48VDC"]
C --> F["VBL1603 \n 低边MOSFET"]
F --> G["功率地"]
H["Buck控制器"] --> I["同步驱动器"]
I --> D
I --> F
end
subgraph "电池保护与管理"
E --> J["电池保护电路"]
subgraph J ["保护功能"]
direction LR
K[过充保护]
L[过放保护]
M[过流保护]
N[短路保护]
end
J --> O["锂电池组 \n 48V/20Ah"]
P["电压采样"] --> Q["高精度ADC"]
R["电流采样"] --> Q
Q --> H
S["温度传感器"] --> H
end
subgraph "防反接与保险"
T["防反接MOSFET"] --> E
U["可恢复保险丝"] --> O
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能负载管理拓扑详图
graph LR
subgraph "主负载通路"
A["电池总线48V"] --> B["VBMB2611 \n P-MOSFET负载开关"]
B --> C["LED驱动器"]
C --> D["LED灯组 \n 100W"]
E["MCU GPIO"] --> F["电平转换"]
F --> G["驱动电路"]
G --> B
end
subgraph "辅助负载通道"
subgraph "智能开关阵列"
H["VBA3205双N-MOS \n 通道1"]
I["VBA3205双N-MOS \n 通道2"]
end
A --> H
A --> I
H --> J["雷达传感器"]
I --> K["通信模块"]
J --> L[地]
K --> L
M["MCU"] --> N["负载控制器"]
N --> H
N --> I
end
subgraph "AI控制逻辑"
O["电池电压监测"] --> P["AI能量管理"]
Q["环境光传感"] --> P
R["时间调度"] --> P
S["远程指令"] --> P
P --> M
end
subgraph "PWM调光控制"
M --> T["PWM生成器"]
T --> C
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
热管理与可靠性拓扑详图
graph TB
subgraph "三级散热系统"
A["一级散热: 铝基板+导热硅脂"] --> B["MPPT MOSFET \n VBL19R20S"]
C["二级散热: PCB敷铜+过孔"] --> D["Buck MOSFET \n VBL1603"]
E["三级散热: 自然对流"] --> F["控制IC与MCU"]
G["温度传感器NTC"] --> H["温度监控IC"]
H --> I["MCU"]
I --> J["风扇控制算法"]
J --> K["PWM风扇"]
end
subgraph "电气保护网络"
L["输入防雷电路"] --> M["MOV+气体放电管"]
N["缓冲吸收电路"] --> O["RCD网络"]
O --> B
P["输出保护"] --> Q["TVS+肖特基"]
Q --> R["敏感器件保护"]
S["电流检测网络"] --> T["比较器与锁存"]
T --> U["故障关断信号"]
U --> V["所有功率开关"]
end
subgraph "可靠性增强设计"
W["2oz加厚铜箔"] --> X["功率路径"]
Y["密集散热过孔"] --> Z["热传递"]
AA["屏蔽与隔离"] --> BB["控制电路"]
CC["包地保护"] --> DD["敏感信号线"]
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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