graph LR
subgraph "光伏MPPT升压级"
A["光伏输入 \n 200-450VDC"] --> B[MPPT控制器]
B --> C[栅极驱动器]
C --> D["VBP165C40-4L \n SiC MOSFET"]
D --> E[升压电感]
E --> F["800V直流母线"]
A --> G[电流电压检测]
G --> B
D --> H[同步整流控制器]
H --> I["VBP165C40-4L \n SiC MOSFET"]
I --> J[输出电容]
J --> F
end
subgraph "三相SiC逆变级"
F --> K[三相逆变桥]
subgraph K ["三相桥臂"]
direction LR
PHASE_U["U相"]
PHASE_V["V相"]
PHASE_W["W相"]
end
PHASE_U --> L["VBP165C40-4L×2 \n 上下管"]
PHASE_V --> M["VBP165C40-4L×2 \n 上下管"]
PHASE_W --> N["VBP165C40-4L×2 \n 上下管"]
L --> O["380VAC输出"]
M --> O
N --> O
P[PWM控制器] --> Q[隔离驱动器]
Q --> L
Q --> M
Q --> N
O --> R[LC滤波器]
R --> S[交流负载母线]
end
subgraph "热管理与保护"
T[温度传感器] --> U[热管理控制器]
U --> V[风扇/PWM控制]
V --> W[强制风冷系统]
X[电流检测] --> Y[过流保护]
Y --> Z[快速关断]
Z --> D
Z --> L
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style L fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
IGBT柴发接口拓扑详图
graph TB
subgraph "柴油发电机接口"
A["柴发输出 \n 380VAC/50Hz"] --> B[输入滤波器]
B --> C[电压电流检测]
C --> D[同步控制器]
D --> E[栅极驱动电路]
subgraph "IGBT三相桥"
F["VBP112MI25B×6 \n 三相全桥"]
end
E --> F
F --> G[输出滤波器]
G --> H["交流母线 \n 380VAC"]
subgraph "静态切换开关(STS)"
I["电网侧"] --> J["VBP112MI25B×2 \n 背靠背IGBT"]
H --> K["VBP112MI25B×2 \n 背靠背IGBT"]
J --> L[负载输出]
K --> L
end
M[STS控制器] --> N[驱动隔离]
N --> J
N --> K
end
subgraph "保护电路"
O[浪涌吸收] --> P[MOV阵列]
P --> A
P --> I
Q[过流检测] --> R[快速保护]
R --> S[驱动封锁]
S --> E
S --> N
T[温度监控] --> U[降额控制]
U --> D
U --> M
end
subgraph "热管理"
V[IGBT散热器] --> W[温度传感器]
W --> X[风扇控制]
X --> Y[强制风冷]
Y --> V
end
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
智能负载管理拓扑详图
graph LR
subgraph "分布式辅助电源"
A["24V辅助总线"] --> B["DC-DC转换器"]
B --> C["12V电源"]
B --> D["5V电源"]
C --> E["3.3V电源"]
end
subgraph "智能负载开关网络"
subgraph "通信与监控通道"
F["MCU GPIO"] --> G["电平转换"]
G --> H["VBQG5325 \n 通信电源"]
H --> I["4G/5G模块"]
H --> J["LoRa模块"]
H --> K["以太网PHY"]
end
subgraph "传感器与执行器通道"
L["MCU GPIO"] --> M["VBQG5325 \n 传感器供电"]
M --> N["温度传感器"]
M --> O["湿度传感器"]
M --> P["光照传感器"]
Q["MCU PWM"] --> R["VBQG5325 \n 执行器驱动"]
R --> S["水泵电机"]
R --> T["通风风扇"]
end
subgraph "照明控制通道"
U["MCU GPIO"] --> V["VBQG5325 \n 照明控制"]
V --> W["LED照明阵列"]
end
subgraph "同步Buck变换器应用"
X["12V输入"] --> Y["VBQG5325 \n (N+P组合)"]
Y --> Z["同步Buck控制器"]
Z --> AA["5V输出"]
end
end
subgraph "保护与诊断"
AB["过流检测"] --> AC["限流电路"]
AC --> H
AC --> M
AC --> R
AC --> V
AD["短路保护"] --> AE["快速关断"]
AE --> H
AE --> M
AF["温度监控"] --> AG["热关断"]
AG --> Y
end
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style Y fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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