烟丝在水平管气力输送过程中系统压降的研究
Journal of Hunan University of Arts and Science(Natural Science Edition)(2012)
Abstract
考察了烤烟烟丝(宜阳X3F)、膨胀烟丝在水平管气力输送过程中表观气速、料气比及管道直径对系统压降的影响.试验结果表明:系统压降随管长、表观气速及料气比的增加而增加;在相同进料情况下,直管压降随着表观气速的增加而增加;在相同表观气速下,直管压降随着料气比的增加而增加.通过分析,给出了计算烟丝在气力输送过程中直管压降及阻力系数的经验公式.
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Key words
horizontal pneumatic pipeline,pressure drop,pneumatic conveying,cut tobacco
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