By plenty of experiments on card sliver weight unevenness and Saco-Lowell graphic, the open-loop autoleveller is tested synthetically, and the adjusting effect is analyzed and summarized.

• 本文通过大量的生条重量不匀率实验和萨式条干对比实验，仅对开环式自调匀整器进行了全面的测试，并分析和总结了该装置的匀整效果。