CAJ | 학술논문

对梳齿式采棉机气力输棉系统进行了理论上的可行性分析-选取合适的数值模拟方法、数值计算方法和多相流模型。运用有限元分析和气固两相流理论，通过 FLUENT对梳齿式采棉机气力输棉管道进行数值模拟。数值模拟不仅可以很好地观测到输棉管道内部气固两相流的流动情况，而且依据数值模拟结果还可以对梳齿式采棉机气力输棉系统进行结构的设计和改进。这一探索性的研究是可行的，并且在实际生产中具有一定的参考价值。
대소치식채면궤기력수면계통진행료이론상적가행성분석-선취합괄적수치모의방법、수치계산방법화다상류모형。운용유한원분석화기고량상류이론，통과 FLUENT대소치식채면궤기력수면관도진행수치모의。수치모의불부가이흔호지관측도수면관도내부기고량상류적류동정황，이차의거수치모의결과환가이대소치식채면궤기력수면계통진행결구적설계화개진。저일탐색성적연구시가행적，병차재실제생산중구유일정적삼고개치。
Its feasibility about pneumatic conveying system of cotton harvesting machinery is analyzed in theory -selecting suitable numerical simulation method , numerical calculation method and multiphase flow model .The finite element analy-sis and gas-solid two-phase flow , based on FLUENT researched the numerical simulation of pneumatic conveying cotton pipeline of comb cotton picker .The numerical simulations demonstrate that the results can not only observe the gas -solid two-phase flow in the pneumatic conveying pipe but it is beneficial to the structure design and improvement of pneumatic conveying systems on comb-type cotton harvesting machinery .So this exploratory research is feasible , and has the certain reference value in the actual production .