graph TB
subgraph "三相储能变流器(PCS)"
A[三相交流输入] --> B[输入滤波与保护]
B --> C[三相整流桥]
C --> D[高压直流母线]
D --> E[三相逆变桥]
subgraph "逆变桥功率开关"
Q_U1["VBN195R03"]
Q_U2["VBN195R03"]
Q_V1["VBN195R03"]
Q_V2["VBN195R03"]
Q_W1["VBN195R03"]
Q_W2["VBN195R03"]
end
E --> Q_U1
E --> Q_U2
E --> Q_V1
E --> Q_V2
E --> Q_W1
E --> Q_W2
Q_U1 --> F[U相输出]
Q_U2 --> G[U相下桥]
Q_V1 --> H[V相输出]
Q_V2 --> I[V相下桥]
Q_W1 --> J[W相输出]
Q_W2 --> K[W相下桥]
end
subgraph "高压辅助电源系统"
L[高压母线] --> M[LLC谐振变换器]
subgraph "LLC主开关"
Q_LLC1["VBN195R03"]
Q_LLC2["VBN195R03"]
end
M --> N[高频变压器]
N --> O[同步整流]
O --> P[多路辅助输出]
Q1["栅极驱动器"] --> Q_LLC1
Q1 --> Q_LLC2
end
subgraph "驱动与保护"
R[PCS控制器] --> S[隔离栅极驱动器]
S --> Q_U1
S --> Q_U2
T[驱动电源] --> S
U[电压检测] --> R
V[电流检测] --> R
W[温度检测] --> R
X[缓冲电路] --> Q_U1
X --> Q_U2
end
style Q_U1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style Q_LLC1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
锂电池/超级电容双向DC-DC拓扑详图
graph LR
subgraph "锂电池双向DC-DC变换器"
A[高压直流母线] --> B[双向Buck-Boost电路]
subgraph "高压侧开关"
Q_H1["VBN195R03"]
Q_H2["VBN195R03"]
end
subgraph "低压侧开关"
Q_L1["VBL1105"]
Q_L2["VBL1105"]
end
B --> C[输出滤波电感]
C --> D[输出滤波电容]
D --> E[电池直流母线]
B --> Q_H1
B --> Q_H2
B --> Q_L1
B --> Q_L2
Q_H1 --> F[高压侧地]
Q_H2 --> F
Q_L1 --> G[低压侧地]
Q_L2 --> G
end
subgraph "超级电容双向DC-DC"
H[电池直流母线] --> I[双向Buck-Boost电路]
subgraph "电容侧开关"
Q_SC1["VBL1105"]
Q_SC2["VBL1105"]
end
I --> J[超级电容组]
I --> Q_SC1
I --> Q_SC2
Q_SC1 --> K[电容侧地]
Q_SC2 --> K
end
subgraph "主放电回路"
L[电池直流母线] --> M[主接触器]
M --> N[主放电开关]
subgraph "放电开关阵列"
Q_DIS1["VBL1105"]
Q_DIS2["VBL1105"]
Q_DIS3["VBL1105"]
end
N --> Q_DIS1
N --> Q_DIS2
N --> Q_DIS3
Q_DIS1 --> O[负载输出]
Q_DIS2 --> O
Q_DIS3 --> O
end
subgraph "控制与保护"
P[双向DCDC控制器] --> Q[高压侧驱动器]
P --> R[低压侧驱动器]
Q --> Q_H1
R --> Q_L1
S[电流传感器] --> T[保护电路]
T --> U[故障关断]
U --> Q_H1
U --> Q_L1
end
style Q_H1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style Q_L1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style Q_SC1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style Q_DIS1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
电池均衡管理与热管理拓扑详图
graph TB
subgraph "电池主动均衡系统"
A[电池模组1] --> B[均衡开关矩阵]
A --> C[电压采样]
subgraph "均衡开关阵列"
Q_CELL1["VBQF1303"]
Q_CELL2["VBQF1303"]
Q_CELL3["VBQF1303"]
Q_CELL4["VBQF1303"]
end
B --> Q_CELL1
B --> Q_CELL2
B --> Q_CELL3
B --> Q_CELL4
Q_CELL1 --> D[均衡变压器]
Q_CELL2 --> D
Q_CELL3 --> D
Q_CELL4 --> D
D --> E[均衡总线]
E --> F[其他电池模组]
end
subgraph "BMS控制核心"
G[BMS主控芯片] --> H[均衡控制器]
G --> I[电压采集]
G --> J[温度采集]
G --> K[电流检测]
H --> L[均衡驱动器]
L --> Q_CELL1
L --> Q_CELL2
I --> C
J --> M[温度传感器]
K --> N[霍尔电流传感器]
end
subgraph "三级热管理系统"
subgraph "一级液冷系统"
O[液冷泵] --> P[液冷板]
P --> Q["VBL1105 MOSFET"]
P --> R["VBL1105 MOSFET"]
S[温度传感器] --> T[温控器]
T --> O
end
subgraph "二级风冷系统"
U[散热风扇] --> V[风冷散热器]
V --> W["VBN195R03 MOSFET"]
V --> X["VBN195R03 MOSFET"]
Y[温度传感器] --> Z[风扇控制器]
Z --> U
end
subgraph "三级自然散热"
AA[PCB敷铜层] --> AB["VBQF1303 MOSFET"]
AA --> AC["控制IC"]
end
end
subgraph "保护电路"
AD[TVS阵列] --> AE[栅极保护]
AF[RC缓冲] --> AG[开关节点]
AH[电流限制] --> AI[过流保护]
AE --> Q_CELL1
AG --> Q_CELL1
AI --> G
end
style Q_CELL1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style Q fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style W fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
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