基于ZigBee的断路器动触头温度智能测控系统设计

Design of Intelligent Measurement and Control System for Dynamic Temperature of Circuit Breaker Based on ZigBee

针对传统温度智能测控系统在有强电环境干扰下控制效果差的问题,提出了基于ZigBee的断路器动触头温度智能测控系统设计;根据系统总体结构和软件部分设计思路,使用CC2350射频电路通过串口与上位机进行交互,采用RS-485总线与ZigBee协调器进行数据传输,采用铝合金外壳CNC数控加工的定制DTS光纤传感器,通过CC2350射频电路,将传输温度数据实时发送到ZigBee终端节点;通过腾驰XH-W1308数字温度控制器,进行相应控制;依据软件设计流程,制定具体温度控制规则,采用ZigBee技术实现强电环境干扰下的断路器动触头温度智能测控系统设计;由实验结果可知,该系统控制效果最高可达到99%,为温度智能控制提供设备支持。

Aiming at the problem of poor control effect of traditional temperature intelligent measurement and control system under strong electric disturbance,the design of temperature intelligent measurement and control system of circuit breaker moving contact based on ZigBee is proposed.According to the overall structure of the system and the design idea of the software part,CC2350 RF circuit is used to interact with the host computer through serial port,RS-485 bus and ZigBee coordinator are used for data transmission,and the customized DTS optical fiber sensor manufactured by CNC of aluminium alloy shell is used to send the temperature data to the ZigBee terminal node in real time through CC2350 RF circuit.Through Tengchi XH-W1308 digital temperature controller,the corresponding control is carried out.According to the software design process,specific temperature control rules are formulated,and the intelligent temperature measurement and control system of circuit breaker’s moving contacts under strong electric environment interference is designed by ZigBee technology.The experimental results show that the maximum control effect of the system can reach 99%,which provides equipment support for intelligent temperature control.