graph LR
subgraph "直流母线智能配电"
A["24V/48V直流输入"] --> B["输入滤波电路"]
B --> C["VBGQA1151N \n 母线主开关"]
C --> D["直流母线 \n 24V/48V"]
D --> E["区域配电开关1"]
D --> F["区域配电开关2"]
D --> G["区域配电开关3"]
E --> H["关节驱动模块1"]
F --> I["关节驱动模块2"]
G --> J["安全功能模块"]
subgraph "智能控制与保护"
K["主控MCU"] --> L["上电序列控制"]
K --> M["过流保护电路"]
K --> N["过压保护电路"]
K --> O["温度监测"]
end
L --> C
M --> C
N --> C
O --> K
subgraph "热管理设计"
P["PCB大面积功率铜箔"] --> C
Q["可选散热片"] --> P
R["温度传感器"] --> O
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K fill:#fce4ec,stroke:#e91e63,stroke-width:2px
end
关节电机驱动拓扑详图
graph TB
subgraph "关节三相逆变桥"
A["直流母线输入"] --> B["VBGA3153N-A \n U相上管"]
A --> C["VBGA3153N-A \n V相上管"]
A --> D["VBGA3153N-A \n W相上管"]
B --> E["U相输出"]
C --> F["V相输出"]
D --> G["W相输出"]
E --> H["VBGA3153N-B \n U相下管"]
F --> I["VBGA3153N-B \n V相下管"]
G --> J["VBGA3153N-B \n W相下管"]
H --> K["功率地"]
I --> K
J --> K
subgraph "驱动与控制"
L["FOC控制器"] --> M["栅极驱动器"]
M --> B
M --> C
M --> D
M --> H
M --> I
M --> J
N["电流采样电路"] --> L
O["位置传感器"] --> L
P["温度传感器"] --> L
end
E --> Q["BLDC/PMSM电机"]
F --> Q
G --> Q
subgraph "保护电路"
R["桥臂中点缓冲电容"] --> E
R --> F
R --> G
S["过流检测"] --> T["故障锁存"]
T --> U["关断信号"]
U --> M
end
subgraph "紧凑型热设计"
V["多层PCB内层铜箔"] --> B
V --> C
V --> D
V --> H
V --> I
V --> J
W["过孔阵列散热"] --> V
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style L fill:#fce4ec,stroke:#e91e63,stroke-width:2px
end
安全功能回路拓扑详图
graph LR
subgraph "安全回路高侧开关"
A["直流母线"] --> B["VBQA2101M-1 \n 抱闸控制"]
A --> C["VBQA2101M-2 \n 紧急停止"]
A --> D["VBQA2101M-3 \n 安全接触器"]
subgraph "控制逻辑"
E["安全控制器"] --> F["电平转换电路"]
F --> B
F --> C
F --> D
end
B --> G["关节抱闸线圈"]
C --> H["紧急停止继电器"]
D --> I["安全接触器线圈"]
subgraph "感性负载保护"
J["续流二极管"] --> G
K["RC吸收网络"] --> G
L["TVS保护"] --> G
end
G --> M["功率地"]
H --> M
I --> M
subgraph "状态反馈与监控"
N["抱闸状态检测"] --> E
O["接触器状态检测"] --> E
P["回路完整性检测"] --> E
end
subgraph "优先级控制"
Q["最高优先级中断"] --> E
R["冗余校验电路"] --> E
end
subgraph "热管理"
S["PCB敷铜散热"] --> B
S --> C
S --> D
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style E fill:#fce4ec,stroke:#e91e63,stroke-width:2px
end
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