Numerical Study of Air Flow Field in a New Type of Melt Jet Die
Melt-blowingprocessingcomesfromUSAandhasagreatdevelopmentespecially in21sttcentury.Theproductsofmelt-blowingcanbeappliedinthemedical,finefiltering,oilabsorption,heatpreservation,batteryseparato randairpurificationandotherfieldsduetotheshortprocess,highproductionquantityandquality.Therefore, itisobviousthatdeveloping themelt-blowingprocessingbasedontheprosperityandsignificance.Inmelt-blowing,the dieisthecoreofthefiberdrawingandformationbyhigh-speedheatair.Thatisthereasonwhy manyexpertsfocusonhisfield.Thispapersimulatesthenormaldualslotdieand designanewdualslotdieinhighenergyconsumptionandtheformationoffiber.Basedon the thenormaldualslotdie,newdualslotdiecanincrease thevelocityinspinninglineanddecreasetheback-flowvelocity,therateoftemperature decayandtheairmotionaroundthedie.Newdieinmelt-blowingprocessinghasanedgeonthedecreaseoffiberdiameterandenergyconsu mption.
melt blowing new die internal steady flow melt blowing technology turbulent kinetic energy
Chang-chun Ji Kai-yuan Zhang QunWang Zhi-peng Liu Yu-dong Wang
Shanxi Institute of Energy, 63 University Street, College Park, Jinzhong, 030600, P.R.China College of Textile Engineering, Taiyuan University of Technology, 79 Yingze West Street, Taiyuan, 03
国际会议
2018上海纺织服装创意创新研究生学术论坛暨第十二届纺织服装创新国际论坛
上海
英文
129-135
2018-10-23（万方平台首次上网日期，不代表论文的发表时间）