graph LR
subgraph "光伏MPPT升压电路"
A["光伏组串输入 \n 200-600VDC"] --> B["防反二极管 \n 与保险丝"]
B --> C["输入电容阵列"]
C --> D["MPPT控制器"]
D --> E["栅极驱动器"]
E --> F["VBL16R34SFD \n 600V/34A"]
F --> G["升压电感"]
G --> H["输出电容"]
H --> I["高压直流母线 \n 400-1000VDC"]
J["电流检测"] --> D
K["电压检测"] --> D
L["温度检测"] --> D
end
subgraph "保护电路"
M["RCD缓冲电路"] --> F
N["TVS阵列"] --> E
O["RC吸收电路"] --> H
end
subgraph "热管理"
P["铝散热器"] --> F
Q["PCB敷铜散热"] --> D
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
储能双向DC-AC变流器拓扑详图
graph TB
subgraph "H桥功率拓扑"
A["高压直流母线"] --> B["直流支撑电容"]
B --> C["上桥臂开关节点"]
B --> D["下桥臂开关节点"]
C --> E["VBP19R10S \n 900V/10A"]
C --> F["VBP19R10S \n 900V/10A"]
D --> G["VBP19R10S \n 900V/10A"]
D --> H["VBP19R10S \n 900V/10A"]
E --> I["交流输出节点A"]
F --> I
G --> J["交流输出节点B"]
H --> J
I --> K["LC滤波器"]
J --> K
K --> L["电网/负载连接"]
end
subgraph "驱动与保护"
M["DSP控制器"] --> N["隔离驱动器1"]
M --> O["隔离驱动器2"]
M --> P["隔离驱动器3"]
M --> Q["隔离驱动器4"]
N --> E
O --> F
P --> G
Q --> H
R["电流霍尔传感器"] --> M
S["电压检测"] --> M
T["温度检测"] --> M
end
subgraph "并联扩流设计"
U["VBM165R05SE \n 650V/5A"]
V["VBM165R05SE \n 650V/5A"]
W["VBM165R05SE \n 650V/5A"]
X["VBM165R05SE \n 650V/5A"]
E --> U
F --> V
G --> W
H --> X
end
style E fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style U fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能控制与辅助电源拓扑详图
graph LR
subgraph "多路负载智能开关"
A["MCU GPIO"] --> B["电平转换电路"]
B --> C["VBTA3230NS \n 通道1"]
B --> D["VBTA3230NS \n 通道2"]
E["12V辅助电源"] --> F["VBTA3230NS漏极"]
F --> C
F --> D
C --> G["传感器阵列"]
D --> H["通信模块"]
G --> I["地"]
H --> I
end
subgraph "辅助电源系统"
J["48V直流输入"] --> K["DC-DC转换器1"]
K --> L["12V总线"]
J --> M["DC-DC转换器2"]
M --> N["5V总线"]
J --> O["DC-DC转换器3"]
O --> P["3.3V总线"]
L --> Q["AI处理器"]
N --> R["MCU"]
P --> S["通信芯片"]
end
subgraph "环境监控网络"
T["温度传感器"] --> U["ADC采集"]
V["湿度传感器"] --> U
W["光照传感器"] --> U
X["风速传感器"] --> U
U --> R
end
subgraph "通信接口"
R --> Y["CAN总线"]
R --> Z["RS485接口"]
R --> AA["以太网PHY"]
R --> AB["无线模块"]
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style R fill:#fce4ec,stroke:#e91e63,stroke-width:2px
保护电路与热管理拓扑详图
graph TB
subgraph "电气保护层级"
A["一级: 输入保护"] --> B["防雷器 \n 气体放电管"]
A --> C["压敏电阻阵列"]
A --> D["输入保险丝"]
E["二级: 开关节点保护"] --> F["RCD缓冲电路"]
E --> G["RC吸收网络"]
E --> H["TVS二极管阵列"]
I["三级: 输出保护"] --> J["输出保险丝"]
I --> K["过压保护电路"]
I --> L["过流保护电路"]
end
subgraph "热管理架构"
M["一级热管理"] --> N["强制风冷系统 \n IP65防护风机"]
N --> O["PCS功率模块散热器"]
P["二级热管理"] --> Q["自然对流散热 \n 铝型材散热器"]
Q --> R["MPPT升压模块"]
S["三级热管理"] --> T["PCB热设计 \n 2oz铜厚+散热过孔"]
T --> U["控制芯片与MOSFET"]
end
subgraph "环境防护措施"
V["防尘设计"] --> W["密封机箱 \n IP65等级"]
X["防腐蚀设计"] --> Y["三防漆喷涂 \n PCB防护"]
Z["防硫化设计"] --> AA["AEC-Q101 \n 标准器件"]
end
subgraph "监控与告警"
AB["温度监控点"] --> AC["MCU ADC"]
AD["电流监控点"] --> AC
AE["电压监控点"] --> AC
AC --> AF["故障判断逻辑"]
AF --> AG["本地告警"]
AF --> AH["远程通知"]
end
style O fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style R fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
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