graph LR
subgraph "三相双向逆变桥"
A[直流母线600V] --> B[U相上桥]
A --> C[V相上桥]
A --> D[W相上桥]
subgraph B ["VBP16I75 半桥模块"]
direction TB
B1[IGBT1]
B2[IGBT2]
end
subgraph C ["VBP16I75 半桥模块"]
direction TB
C1[IGBT3]
C2[IGBT4]
end
subgraph D ["VBP16I75 半桥模块"]
direction TB
D1[IGBT5]
D2[IGBT6]
end
B1 --> E[U相输出]
B2 --> E
C1 --> F[V相输出]
C2 --> F
D1 --> G[W相输出]
D2 --> G
B2 --> H[功率地]
C2 --> H
D2 --> H
E --> I[重卡电池接口]
F --> I
G --> I
end
subgraph "驱动与保护电路"
J[主控制器] --> K[栅极驱动器]
K --> B1
K --> C1
K --> D1
K --> B2
K --> C2
K --> D2
subgraph "保护网络"
L[RCD缓冲电路]
M[RC吸收电路]
N[电流检测]
O[温度检测]
end
B1 --> L
C1 --> M
E --> N --> J
B1 --> O --> J
end
subgraph "热管理系统"
P[液冷板] --> B
P --> C
P --> D
Q[温度传感器] --> R[MCU]
R --> S[PWM控制]
S --> T[液冷泵]
S --> U[冷却风扇]
end
style B1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style L fill:#ffebee,stroke:#f44336,stroke-width:2px
style P fill:#e0f7fa,stroke:#00bcd4,stroke-width:2px
辅助电源与SiC拓扑详图
graph TB
subgraph "SiC PFC转换级"
A[直流母线600V] --> B[输入滤波]
B --> C[PFC电感]
C --> D[开关节点]
subgraph "SiC MOSFET阵列"
SIC_H["VBP112MC60-4L \n 上管"]
SIC_L["VBP112MC60-4L \n 下管"]
end
D --> SIC_H
D --> SIC_L
SIC_H --> E[高压输出]
SIC_L --> F[功率地]
E --> G[高频变压器]
G --> H[次级整流]
H --> I[24V辅助母线]
J[PFC控制器] --> K[SiC专用驱动器]
K --> SIC_H
K --> SIC_L
E -->|电压反馈| J
D -->|电流检测| J
end
subgraph "预充电与泄放控制"
A --> L[预充电接触器]
L --> M[限流电阻]
M --> N[电池正极]
N --> O[泄放接触器]
O --> P[泄放电阻]
P --> F
Q[预充电控制器] --> L
Q --> O
N -->|电压检测| Q
R[急停信号] --> Q
end
subgraph "保护与监控"
subgraph "电气保护"
S[MOV阵列]
T[GDT]
U[TVS]
end
A --> S --> T --> F
I --> U --> F
subgraph "状态监控"
V[母线电压检测]
W[输出电流检测]
X[SiC温度检测]
end
A --> V --> Y[主MCU]
I --> W --> Y
SIC_H --> X --> Y
end
subgraph "散热系统"
Z[液冷散热器] --> SIC_H
Z --> SIC_L
AA[温度传感器] --> BB[温控器]
BB --> CC[液冷泵调速]
BB --> DD[风扇调速]
end
style SIC_H fill:#bbdefb,stroke:#1976d2,stroke-width:2px
style S fill:#ffebee,stroke:#f44336,stroke-width:2px
style Z fill:#e0f7fa,stroke:#00bcd4,stroke-width:2px
低压智能配电拓扑详图
graph TB
subgraph "多通道智能配电"
A[24V辅助母线] --> B[输入保护]
B --> C[主配电节点]
subgraph "半桥驱动通道1: 液冷泵控制"
D1["VBQF3310G \n 半桥模块"]
E1[PWM信号] --> D1
D1 --> F1[液冷泵电机]
F1 --> G1[地]
end
subgraph "半桥驱动通道2: 风扇控制"
D2["VBQF3310G \n 半桥模块"]
E2[PWM信号] --> D2
D2 --> F2[散热风扇]
F2 --> G2[地]
end
subgraph "半桥驱动通道3: 锁止机构"
D3["VBQF3310G \n 半桥模块"]
E3[控制信号] --> D3
D3 --> F3[锁止电机]
F3 --> G3[地]
end
subgraph "半桥驱动通道4: 液压系统"
D4["VBQF3310G \n 半桥模块"]
E4[控制信号] --> D4
D4 --> F4[液压阀组]
F4 --> G4[地]
end
C --> D1
C --> D2
C --> D3
C --> D4
end
subgraph "控制与监控系统"
H[主控制器] --> I[电平转换]
I --> E1
I --> E2
I --> E3
I --> E4
subgraph "状态反馈"
J1[泵电流检测] --> H
J2[风扇转速] --> H
J3[锁止位置] --> H
J4[液压压力] --> H
end
F1 --> J1
F2 --> J2
F3 --> J3
F4 --> J4
end
subgraph "保护电路"
subgraph "过流保护"
K1[电流采样] --> L1[比较器] --> M1[故障锁存]
end
subgraph "短路保护"
K2[电压检测] --> L2[短路判断] --> M2[快速关断]
end
subgraph "热保护"
K3[温度检测] --> L3[热管理] --> M3[降额控制]
end
M1 --> N[关断信号]
M2 --> N
M3 --> N
N --> D1
N --> D2
end
subgraph "散热与布局"
O[散热鳍片阵列] --> D1
O --> D2
O --> D3
O --> D4
P[3oz加厚铜箔] --> Q[散热过孔阵列]
R[强制风冷] --> O
end
style D1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style K1 fill:#ffebee,stroke:#f44336,stroke-width:2px
style O fill:#e0f7fa,stroke:#00bcd4,stroke-width:2px
保护与热管理拓扑详图
graph LR
subgraph "三级热管理架构"
subgraph "一级: 液冷系统"
A1[液冷泵] --> B1[分配歧管]
B1 --> C1[IGBT液冷板]
B1 --> D1[SiC液冷板]
C1 --> E1[收集歧管]
D1 --> E1
E1 --> F1[散热器]
F1 --> G1[冷却风扇]
G1 --> H1[环境]
end
subgraph "二级: 强制风冷"
A2[进风道] --> B2[散热鳍片阵列]
B2 --> C2[半桥模块]
B2 --> D2[驱动芯片]
C2 --> E2[热风]
D2 --> E2
E2 --> F2[排风扇]
F2 --> G2[环境]
end
subgraph "三级: 自然散热"
A3[PCB敷铜层] --> B3[控制芯片]
A3 --> C3[信号器件]
B3 --> D3[空气对流]
C3 --> D3
D3 --> E3[机箱散热孔]
E3 --> F3[环境]
end
H[温度传感器网络] --> I[温控MCU]
I --> J1[泵速PWM]
I --> J2[风扇PWM]
I --> J3[降额控制]
J1 --> A1
J2 --> G1
J2 --> F2
J3 --> C2
end
subgraph "多层次电气保护"
subgraph "主回路保护"
K[直流母线] --> L[MOV阵列] --> M[GDT] --> N[机壳地]
K --> O[薄膜电容组]
K --> P[霍尔电流传感器]
P --> Q[过流保护器]
end
subgraph "器件级保护"
R[IGBT模块] --> S[RCD缓冲]
R --> T[RC吸收]
R --> U[DESAT检测]
V[SiC模块] --> W[门极TVS]
V --> X[电流检测]
end
subgraph "驱动保护"
Y[栅极驱动器] --> Z[UVLO保护]
Y --> AA[短路保护]
Y --> BB[互锁保护]
end
Q --> CC[故障信号]
U --> CC
Z --> CC
AA --> CC
CC --> DD[快速关断]
DD --> R
DD --> V
end
subgraph "状态监测与预测维护"
EE[VCEsat监测] --> FF[键合线老化分析]
GG[栅极电荷监测] --> HH[器件健康评估]
II[热循环计数] --> JJ[疲劳寿命预测]
KK[运行数据] --> LL[云平台]
LL --> MM[预测维护建议]
FF --> NN[预警系统]
HH --> NN
JJ --> NN
NN --> OO[维护提醒]
end
style C1 fill:#e0f7fa,stroke:#00bcd4,stroke-width:2px
style C2 fill:#e0f7fa,stroke:#00bcd4,stroke-width:2px
style L fill:#ffebee,stroke:#f44336,stroke-width:2px
style S fill:#ffebee,stroke:#f44336,stroke-width:2px
点击下载：VBP16I75规格书
中文
English
