graph TB
subgraph "高压母线侧安全隔离"
A["储能电池堆 \n 400VDC母线"] --> B["预充电电阻"]
B --> C["主接触器"]
C --> D["高压隔离节点"]
D --> E["VBPB15R30S \n 500V/30A"]
E --> F["隔离型DC-DC输入"]
F --> G["DC-DC变压器"]
G --> H["12V/5V输出"]
H --> I["消防控制器供电"]
end
subgraph "隔离驱动与保护"
J["消防控制器"] --> K["故障检测信号"]
K --> L["ISO5852S \n 隔离驱动器"]
L --> E
subgraph "吸收保护网络"
M["RC吸收电路"]
N["TVS阵列 \n SMDJ系列"]
O["MOV压敏电阻"]
end
M --> E
N --> D
O --> A
end
subgraph "热管理设计"
P["TO3P封装"] --> Q["散热器/冷板"]
Q --> R["导热硅脂层"]
R --> S["系统壳体"]
T["温度传感器"] --> U["MCU ADC"]
U --> V["过热保护"]
V --> L
end
style E fill:#ffebee,stroke:#f44336,stroke-width:2px
style L fill:#fff3e0,stroke:#ff9800,stroke-width:2px
消防泵与风机大电流驱动拓扑
graph LR
subgraph "消防泵H桥驱动电路"
A["24V辅助电源"] --> B["输入滤波电容"]
B --> C["H桥左上臂"]
C --> D["VBL1615A \n 60V/120A"]
D --> E["电机正端"]
E --> F["500W消防泵"]
F --> G["电机负端"]
G --> H["H桥右下臂"]
H --> I["VBL1615A \n 60V/120A"]
I --> J["功率地"]
K["H桥右上臂"] --> L["VBL1615A \n 60V/120A"]
M["H桥左下臂"] --> N["VBL1615A \n 60V/120A"]
O["UCC27524驱动器"] --> D
O --> I
O --> L
O --> N
end
subgraph "保护与监测"
P["开尔文连接"] --> Q["源极采样电阻"]
Q --> R["电流检测放大器"]
R --> S["过流保护"]
S --> O
T["堵转检测"] --> U["故障锁存"]
U --> V["紧急关断"]
V --> O
W["续流二极管"] --> F
end
subgraph "热管理设计"
X["TO263封装"] --> Y["50cm²散热鳍片"]
Y --> Z["强制风冷"]
AA["温度监测"] --> AB["降额控制"]
AB --> O
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style O fill:#fff3e0,stroke:#ff9800,stroke-width:2px
电池簇级精细控制拓扑
graph TB
subgraph "多路集成控制通道"
A["MCU GPIO 3.3V"] --> B["电平转换电路"]
B --> C["VB3102M 通道1"]
B --> D["VB3102M 通道2"]
subgraph "VB3102M双N-MOS"
direction LR
IN1["栅极1"]
IN2["栅极2"]
S1["源极1"]
S2["源极2"]
D1["漏极1"]
D2["漏极2"]
end
C --> E["细水雾电磁阀"]
D --> F["声光报警器"]
E --> G["公共回路"]
F --> G
end
subgraph "通信隔离供电"
H["5V通信电源"] --> I["VB3102M开关"]
I --> J["隔离DC-DC输入"]
J --> K["RS485/CAN隔离器"]
K --> L["电池簇通信总线"]
end
subgraph "保护与散热"
M["栅极串联电阻"] --> N["ESD保护器件"]
N --> C
O["漏极并联二极管"] --> P["感性负载保护"]
P --> E
Q["SOT23-6封装"] --> R["PCB敷铜散热"]
R --> S["散热过孔阵列"]
T["电流限制"] --> U["1.5A max"]
U --> C
end
subgraph "簇间电位差管理"
V["电池簇1"] --> W["100V耐压隔离"]
W --> X["电池簇2"]
Y["本地控制器"] --> Z["同步控制"]
Z --> C
Z --> D
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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