graph LR
subgraph "三相全桥逆变/整流"
A[电网输入380VAC] --> B[LCL滤波器]
B --> C[三相桥输入]
subgraph "上桥臂器件"
D1["VBPB16I60 \n IGBT+FRD"]
D2["VBPB16I60 \n IGBT+FRD"]
D3["VBPB16I60 \n IGBT+FRD"]
end
subgraph "下桥臂器件"
E1["VBPB16I60 \n IGBT+FRD"]
E2["VBPB16I60 \n IGBT+FRD"]
E3["VBPB16I60 \n IGBT+FRD"]
end
C --> D1
C --> D2
C --> D3
D1 --> F[直流母线正极+]
D2 --> F
D3 --> F
E1 --> G[直流母线负极-]
E2 --> G
E3 --> G
end
subgraph "IGBT驱动保护"
H[IGBT驱动器] --> I[门极电阻]
I --> D1
I --> E1
J[去饱和检测] --> K[故障锁存]
L[欠压锁定] --> K
M[过流保护] --> K
K --> N[关断信号]
N --> H
end
style D1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style E1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
电池管理系统(BMS)与双向DC-DC拓扑详图
graph TB
subgraph "双向DC-DC变换器"
A[直流母线500-700V] --> B[高频变压器初级]
B --> C["VBE16R15S \n 主开关管"]
C --> D[初级地]
E[PWM控制器] --> F[隔离驱动器]
F --> C
subgraph "次级同步整流"
G[变压器次级] --> H["VBE16R15S \n 同步整流管"]
H --> I[输出滤波]
I --> J[电池母线300-500V]
end
end
subgraph "BMS主动均衡电路"
K[电池单体1] --> L["VBGMB1103 \n 均衡开关"]
K --> M["VBGMB1103 \n 均衡开关"]
N[电池单体2] --> M
N --> O["VBGMB1103 \n 均衡开关"]
P[电池单体3] --> O
P --> Q["VBGMB1103 \n 均衡开关"]
subgraph "均衡能量转移"
L --> R[均衡电感/变压器]
M --> R
O --> R
Q --> R
end
R --> S[均衡总线]
S --> T[能量回收]
end
subgraph "BMS监控保护"
U[电压检测] --> V[BMS MCU]
W[温度检测] --> V
X[电流检测] --> V
V --> Y[均衡控制]
V --> Z[充放电控制]
AA[过压保护] --> BB[硬件关断]
CC[过温保护] --> BB
DD[过流保护] --> BB
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style L fill:#fff3e0,stroke:#ff9800,stroke-width:2px
工业级热管理与保护拓扑详图
graph LR
subgraph "三级工业散热"
A["一级: 液冷系统"] --> B["IGBT模块 \n VBPB16I60"]
C["二级: 风冷散热器"] --> D["DC-DC MOSFET \n VBE16R15S"]
E["三级: 导热垫+PCB"] --> F["BMS MOSFET \n VBGMB1103"]
G[温度传感器阵列] --> H[AI控制器]
H --> I[水泵PWM控制]
H --> J[风扇PWM控制]
I --> K[液冷泵]
J --> L[轴流风扇]
end
subgraph "多重电气保护"
M["RCD缓冲电路"] --> N["IGBT开关节点"]
O["RC吸收电路"] --> P["MOSFET开关节点"]
Q["TVS阵列"] --> R["驱动芯片电源"]
S[霍尔电流传感器] --> T[比较器阵列]
U[隔离电压检测] --> V[ADC采样]
T --> W[硬件保护]
V --> X[软件保护]
W --> Y[快速关断]
X --> Z[分级降载]
Y --> N
Y --> P
end
subgraph "环境适应性设计"
AA[防尘滤网] --> BB[散热风道]
CC[三防漆涂层] --> DD[功率PCB]
EE[IP54机箱] --> FF[内部模块]
GG[减震安装] --> HH[大功率器件]
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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