PENGAMATAN GERAK KONVEKSI RAYLEIGH-BENARD SEBAGAI FUNGSI PERBEDAAN SUHU

An observation tool of Rayleigh-Benard Convection (RBC) has been made from glass shaped box that bounded by two horizontal reservoirs, i.e. hot and cold reservoirs. In this tool an automatic thermo-controller is installed in the hot reservoir as temperature control. Water as media for the observed t...

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Bibliographic Details
Main Authors: , VISTARANI ARINI TIWOW,S.Si, , Yusril Yusuf, S.Si., M.Eng., D.Eng.
Format: Theses and Dissertations NonPeerReviewed
Published: [Yogyakarta] : Universitas Gadjah Mada 2011
Subjects:
ETD
Online Access:https://repository.ugm.ac.id/89778/
http://etd.ugm.ac.id/index.php?mod=penelitian_detail&sub=PenelitianDetail&act=view&typ=html&buku_id=51549
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Institution: Universitas Gadjah Mada
Description
Summary:An observation tool of Rayleigh-Benard Convection (RBC) has been made from glass shaped box that bounded by two horizontal reservoirs, i.e. hot and cold reservoirs. In this tool an automatic thermo-controller is installed in the hot reservoir as temperature control. Water as media for the observed the fluid dynamics that the fluid motion is represented by the teak sawdust. The observations show that the temperature difference (�T) between the hot and cold reservoirs plays an important role on the velocity of water molecules, the radius of convection, and molecules flow pattern of water. Increasing �T causes the increase in the velocity of water molecules that is shown by bifurcation diagram, however the radius of the convection is monotonically decrease. In addition, it was also observed the molecules flow pattern of water to the increase in �T.