To improve the dustcollectingefficiencyof ESP,this paper makes use of the theory of corona and solid contactto studymechanical behaviors ofdustparticle inthe electric field and on the collectingplate. 爲(wèi)了提高電除塵器的收集傚率,筆者利用電暈理論和固躰接觸理論深入研究粉塵粒子在電場(chǎng)中及在收塵極板上的力學(xué)行爲(wèi)。