graph LR
subgraph "三相H桥功率模块"
A[高压直流母线] --> B[H桥桥臂1]
A --> C[H桥桥臂2]
A --> D[H桥桥臂3]
B --> E["VBM165R11SE \n Q1"]
B --> F["VBM165R11SE \n Q2"]
C --> G["VBM165R11SE \n Q3"]
C --> H["VBM165R11SE \n Q4"]
D --> I["VBM165R11SE \n Q5"]
D --> J["VBM165R11SE \n Q6"]
E --> K[交流输出U]
F --> L[交流输出N]
G --> M[交流输出V]
H --> L
I --> N[交流输出W]
J --> L
end
subgraph "驱动与保护"
O[PWM控制器] --> P[隔离驱动器]
P --> E
P --> F
P --> G
P --> H
P --> I
P --> J
Q[电压检测] --> O
R[电流检测] --> O
S[RCD缓冲] --> E
S --> F
T[RC吸收] --> G
T --> H
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
BMS充放电控制拓扑详图
graph TB
subgraph "电池包主回路"
A[锂电池组正极] --> B["VBM1302 \n 充电开关Q_CHG"]
A --> C["VBM1302 \n 放电开关Q_DIS"]
B --> D[直流母线正极]
C --> D
E[锂电池组负极] --> F[电流检测电阻]
F --> G[直流母线负极]
H[BMS控制器] --> I[驱动器]
I --> B
I --> C
end
subgraph "电芯监控与均衡"
subgraph "电池模组1"
J[电芯1] --> K[均衡开关]
L[电芯2] --> M[均衡开关]
N[电芯3] --> O[均衡开关]
end
subgraph "电池模组2"
P[电芯4] --> Q[均衡开关]
R[电芯5] --> S[均衡开关]
T[电芯6] --> U[均衡开关]
end
K --> V[均衡电阻]
M --> V
O --> V
Q --> W[均衡电阻]
S --> W
U --> W
H --> K
H --> M
H --> O
H --> Q
H --> S
H --> U
end
subgraph "保护电路"
X[过压检测] --> H
Y[欠压检测] --> H
Z[过流检测] --> H
AA[温度检测] --> H
AB[预充电路] --> D
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
辅助电源与监控拓扑详图
graph LR
subgraph "多路DC-DC辅助电源"
A[高压直流母线] --> B["隔离DC-DC \n 12V输出"]
A --> C["非隔离DC-DC \n 5V输出"]
C --> D["LDO稳压器 \n 3.3V输出"]
end
subgraph "智能负载管理"
subgraph "负载开关阵列"
E["VBA1806S \n SW1_MCU"]
F["VBA1806S \n SW2_SENSOR"]
G["VBA1806S \n SW3_COMM"]
H["VBA1806S \n SW4_FAN"]
end
B --> E
B --> F
B --> G
B --> H
E --> I[主控MCU/DSP]
F --> J[传感器阵列]
G --> K[通信模块]
H --> L[散热风扇]
I --> M[GPIO控制]
M --> E
M --> F
M --> G
M --> H
end
subgraph "监控与保护"
N[温度传感器] --> I
O[电压监控] --> I
P[电流监控] --> I
Q[看门狗] --> I
R[TVS保护] --> E
R --> F
S[滤波电容] --> E
S --> F
end
style E fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style G fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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