CAJ | 학술논문

为了解决大型宽幅条播机作业质量监测的问题，开发了一种基于 RS485总线的播种机种肥监测系统。该系统采用电容传感器检测种肥管路内物料状态，通过对电容信号的分析处理，进而判断管路阻塞、排空等故障状况。采用RS485总线进行多节点数据传输，便于系统扩展，给出了系统的软硬件设计。田间试验表明，系统对阻塞报警的准确率为100％，对管路排空报警也有较高的准确率，能够满足实际生产需要。
위료해결대형관폭조파궤작업질량감측적문제，개발료일충기우 RS485총선적파충궤충비감측계통。해계통채용전용전감기검측충비관로내물료상태，통과대전용신호적분석처리，진이판단관로조새、배공등고장상황。채용RS485총선진행다절점수거전수，편우계통확전，급출료계통적연경건설계。전간시험표명，계통대조새보경적준학솔위100％，대관로배공보경야유교고적준학솔，능구만족실제생산수요。
A new seed monitoring system was developed based on RS 485 bus to improve the seeding quality of large planter .The capacitive sensor was designed to detect the material through state , and the planter failure was recognized by analyzed the capacitive signal .The experiment results showed that the system accuracy for block failure was up to 100%, and the system also had high sensitivity and low rate of false alarm .This system can effectively fit for the actual needs .