graph TB
subgraph "三相整流与母线架构"
A["L1/L2/L3 \n 380VAC"] --> B["三相整流桥"]
B --> C["滤波电容组"]
C --> D["高压直流母线 \n ~540VDC"]
end
subgraph "母线稳压与制动单元"
D --> E["母线电压检测"]
E --> F["母线控制器"]
F --> G["栅极驱动器"]
G --> H["VBMB19R11S \n 制动开关"]
H --> I["制动电阻"]
D --> J["主动钳位电路"]
J --> K["RCD吸收网络"]
K --> H
D --> L["再生能量路径"]
L --> M["能量吸收电容"]
F --> N["故障保护"]
N --> O["紧急关断"]
end
subgraph "输出分配"
D --> P["伺服驱动器母线"]
D --> Q["辅助电源输入"]
P --> R["三相逆变桥"]
Q --> S["24V DC-DC"]
end
style H fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
主轴伺服逆变桥拓扑详图
graph LR
subgraph "U相桥臂详细拓扑"
A["直流母线+"] --> B["VBP15R14S \n 上管"]
B --> C["U相输出"]
C --> D["VBP15R14S \n 下管"]
D --> E["直流母线-"]
F["U相驱动器"] --> G["上管驱动"]
F --> H["下管驱动"]
G --> B
H --> D
I["死区控制"] --> F
end
subgraph "V相桥臂详细拓扑"
J["直流母线+"] --> K["VBP15R14S \n 上管"]
K --> L["V相输出"]
L --> M["VBP15R14S \n 下管"]
M --> N["直流母线-"]
O["V相驱动器"] --> P["上管驱动"]
O --> Q["下管驱动"]
P --> K
Q --> M
end
subgraph "W相桥臂详细拓扑"
R["直流母线+"] --> S["VBP15R14S \n 上管"]
S --> T["W相输出"]
T --> U["VBP15R14S \n 下管"]
U --> V["直流母线-"]
W["W相驱动器"] --> X["上管驱动"]
W --> Y["下管驱动"]
X --> S
Y --> U
end
subgraph "控制与保护"
Z["伺服控制器"] --> AA["PWM生成"]
AA --> F
AA --> O
AA --> W
AB["电流检测"] --> AC["过流保护"]
AC --> AD["故障关断"]
AD --> F
AD --> O
AD --> W
AE["温度检测"] --> AF["热保护"]
AF --> AD
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style K fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style S fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
低压精密控制拓扑详图
graph TB
subgraph "MCU控制接口"
A["主控MCU"] --> B["GPIO端口阵列"]
B --> C["3.3V逻辑电平"]
end
subgraph "多路负载开关通道"
C --> D["通道1: VBK264K"]
C --> E["通道2: VBK264K"]
C --> F["通道3: VBK264K"]
C --> G["通道4: VBK264K"]
C --> H["通道5: VBK264K"]
subgraph D ["VBK264K 电路详情"]
direction LR
IN1[GPIO输入]
GATE1[栅极]
SOURCE1[源极接24V]
DRAIN1[漏极输出]
end
subgraph E ["VBK264K 电路详情"]
direction LR
IN2[GPIO输入]
GATE2[栅极]
SOURCE2[源极接24V]
DRAIN2[漏极输出]
end
24V_POWER["24V电源"] --> SOURCE1
24V_POWER --> SOURCE2
DRAIN1 --> I["冷却液电磁阀"]
DRAIN2 --> J["气动吹气阀"]
I --> K["续流二极管"]
J --> L["续流二极管"]
K --> GND
L --> GND
end
subgraph "传感器与反馈"
M["位移传感器"] --> N["模拟信号"]
N --> O["ADC接口"]
O --> A
P["温度传感器"] --> Q["数字信号"]
Q --> A
R["压力传感器"] --> S["模拟信号"]
S --> O
end
subgraph "时序控制与保护"
A --> T["精准时序调度"]
T --> U["阀组动作序列"]
U --> D
U --> E
V["过流检测"] --> W["短路保护"]
W --> X["快速关断"]
X --> D
X --> E
end
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style E fill:#fff3e0,stroke:#ff9800,stroke-width:2px
点击下载：VBP15R14S规格书
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