Simultaneous Measurement in Nonisothermal Melt-Blowing Airflow Field: Time-Averaged and Turbulent Characteristics
Sign Up to like & getrecommendations! Published in 2020 at "Industrial & Engineering Chemistry Research"
DOI: 10.1021/acs.iecr.0c01278
Abstract: Melt-blowing air flow, which involves converging jets of high-temperature and high-speed, is a non-isothermal turbulent flow. In this work, simultaneous velocity-temperature measurement has been ac... read more here.
Keywords: measurement nonisothermal; nonisothermal melt; blowing airflow; melt blowing ... See more keywords
Airflow, Fiber Dynamic Whipping, and Final Fiber Diameter in Flush Sharp-Die Melt Blowing with Different Air-Slot Widths
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DOI: 10.1021/acsomega.1c04689
Abstract: Melt streams were attenuated into microfibers by high-speed airflow during melt blowing. The present work explored the effect of air-slot width on the fiber diameter and diameter evenness in flush sharp-die melt blowing. The airflow… read more here.
Keywords: fiber; melt blowing; air slot; fiber diameter ... See more keywords
Numerical investigation on a melt-blowing die with internal stabilizers
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Industrial Textiles"
DOI: 10.1177/1528083719866935
Abstract: In order to decrease the fiber diameter and reduce the energy consumption in the melt-blowing process, a new slot die with internal stabilizers was designed. Using computational fluid dynamics technology, the new slot die was… read more here.
Keywords: slot die; die internal; slot; melt blowing ... See more keywords
Simulation of polymer jet motion during melt blowing with phase field method
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DOI: 10.1177/15280837211006670
Abstract: In the past two decades, a number of models have been built to simulate the motion of polymer jet during melt blowing. Unfortunately, the complex interaction between polymer jet and air flow field has been… read more here.
Keywords: polymer jet; melt blowing; phase field; polymer ... See more keywords
Experimental and numerical analysis of an improved melt-blowing slot-die
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DOI: 10.1515/epoly-2019-0065
Abstract: Abstract In order to reduce the melt-blowing fiber diameter, an improved slot die with internal stabilizers was designed. The air-flow field of the improved die was measured by a hot wire anemometer. Furthermore, utilizing computational… read more here.
Keywords: slot die; flow field; melt blowing; slot ... See more keywords
Numerical Analysis of Fiber/Air-Coupling Field for Annular Jet
Sign Up to like & getrecommendations! Published in 2022 at "Polymers"
DOI: 10.3390/polym14214630
Abstract: Melt-blowing technology is an important method for directly preparing micro-nanofiber materials by drawing polymer melts with high temperature and high velocity air flow. During the drawing process, the melt-blowing fiber not only undergoes a phase… read more here.
Keywords: melt blowing; fiber; air; fiber air ... See more keywords