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020 ▼a 9780438422063
035 ▼a (MiAaPQ)AAI10843425
035 ▼a (MiAaPQ)upenngdas:13392
040 ▼a MiAaPQ ▼c MiAaPQ ▼d 247004
0820 ▼a 621
1001 ▼a Asaduzzaman, Mohammed.
24510 ▼a Interfacial Wave Dynamics of Core-Annular Flow of Two Fluids.
260 ▼a [S.l.]: ▼b University of Pennsylvania., ▼c 2018.
260 1 ▼a Ann Arbor: ▼b ProQuest Dissertations & Theses, ▼c 2018.
300 ▼a 260 p.
500 ▼a Source: Dissertation Abstracts International, Volume: 80-01(E), Section: B.
500 ▼a Adviser: Howard H. Hu.
5021 ▼a Thesis (Ph.D.)--University of Pennsylvania, 2018.
520 ▼a In core-annular flow of two different fluids, for a set of suitable flow conditions, various shapes of saturated waves such as bamboo, snake and corkscrew waves are observed. Some of the dominant parameters such as thickness ratio of the fluid,
520 ▼a When the flow rate ratio is high, it is sometimes difficult to determine the differences between the final shape of the waves for up-flow and down-flow. For some combinations of thickness ratio, viscosity ratio, density ratio, Reynolds number an
520 ▼a In this study, new sets of waves were discovered for core-annular flow, which modulate at certain flow parameter ranges. The critical parameter ranges are identified where the waves shift from saturated bamboo waves and bifurcate into modulated
520 ▼a Due to challenges associated with large computational domain and enormous computational power requires to resolve the interfacial instability, a three-dimensional true non-axisymmetric model was never studied before. For the first time, effort i
590 ▼a School code: 0175.
650 4 ▼a Mechanical engineering.
650 4 ▼a Fluid mechanics.
690 ▼a 0548
690 ▼a 0204
71020 ▼a University of Pennsylvania. ▼b Mechanical Engineering and Applied Mechanics.
7730 ▼t Dissertation Abstracts International ▼g 80-01B(E).
773 ▼t Dissertation Abstract International
790 ▼a 0175
791 ▼a Ph.D.
792 ▼a 2018
793 ▼a English
85640 ▼u http://www.riss.kr/pdu/ddodLink.do?id=T14999934 ▼n KERIS ▼z 이 자료의 원문은 한국교육학술정보원에서 제공합니다.
980 ▼a 201812 ▼f 2019
990 ▼a ***1012033