中空纤维更新液膜传质机理研究的中期报告【摘要】本报告介绍了中空纤维更新液膜传质的中期研究进展。针对传统界面传质机理存在的问题，本研究提出了基于液膜传递距离的界面传质机理，并依据此机理建立了传质模型。本文还介绍了实验研究的结果，包括中空纤维模块内液膜厚度的测量和液膜传质效率的测试，验证了该传质模型的可靠性。最后，本文探讨了进一步研究的方向和意义。【关键词】中空纤维；更新液膜；传质；机理；模型【Abstract】Thisreportpresentsthemid-termresearchprogressofthehollowfiberrenewingliquidfilmmasstransfermechanism.Basedontheproblemsofthetraditionalinterfacemasstransfermechanism,thisresearchproposestheinterfacemasstransfermechanismbasedonthetransferdistanceoftheliquidfilm,andestablishesthemasstransfermodelbasedonthismechanism.Thisarticlealsopresentstheresultsofexperimentalresearch,includingthemeasurementoftheliquidfilmthicknessinsidethehollowfibermoduleandthetestingoftheliquidfilmmasstransferefficiency,verifyingthereliabilityofthemasstransfermodel.Finally,thispaperdiscussesthedirectionandsignificanceoffurtherresearch.【Keywords】Hollowfiber;Renewingliquidfilm;Masstransfer;Mechanism;Model