CAJ | 학술논문

谷物联合收割机的清选性能是影响整机作业性能的重要因素之一，对清选装置的研究有助于提高清选效率，降低清选损失率和含杂率。为此，通过从清选装置的结构、气流场、脱出物运动状态和清选试验等方面综述国内外谷物联合收割机清选装置的研究现状，提出了谷物联合收割机清选装置的发展趋势。
곡물연합수할궤적청선성능시영향정궤작업성능적중요인소지일，대청선장치적연구유조우제고청선효솔，강저청선손실솔화함잡솔。위차，통과종청선장치적결구、기류장、탈출물운동상태화청선시험등방면종술국내외곡물연합수할궤청선장치적연구현상，제출료곡물연합수할궤청선장치적발전추세。
Cleaning performance is one of the most important factors that affect the overall performance in cereal combine harvesters.The study on cleaning technology helps to improve cleaning efficiency and reduce cleaning loss and trash con-tent.To this end,summing up the present research status of cleaning unit of cereal combine harvesters at home and abroad from aspects of the structure of cleaning device, the airflow field, the State motion of threshed materials and physical exercises, and proposing the development trend of cleaning unit of cereal combine harvesters.