Little water content on -line monitoring system of SF6 circuit breaker based on radio communication

The utility model relates to a little water content on -line monitoring system of SF6 circuit breaker based on radio communication, including temperature sensor, humidity transducer, pressure sensor,adc, singlechip, radio communication interface, radio communication unit, alarm module, LCD display module etc. The utility model discloses a SF6 gas state's real -time on -line monitoring in high precision sensor and the radio communication technology transformer substation, little water content size of real -time supervision and variation tendency, the insulating accident of preventable SF6 circuit breaker realizes that the state of SF6 circuit breaker excessive water content trouble maintains. 本实用新型涉及种基于无线通信的SF6断路器微水含量在线监测系统，包括温度传感器、湿度传感器、压力传感器、模数转换器、单片机、无线通信接口、无线通信单元、报警模块、LCD显示模块等。本实用新型通过高精度传感器和无线通信技术实现变电站内SF6气体状态的实时在线监测,实时监测微水含量大小及变化趋势,可预防SF6断路器的绝缘事故,实现SF6断路器微水超标故障的状态维修。