Thermomagnetic convective flows in a vertical layer of ferrocolloid: Perturbation energy analysis and experimental study

2012 ◽  
Vol 86 (1) ◽  
Author(s):  
Sergey A. Suslov ◽  
Alexandra A. Bozhko ◽  
Alexander S. Sidorov ◽  
Gennady F. Putin
Keyword(s):  
Experimental Study ◽  
Energy Analysis ◽  
Vertical Layer ◽  
Convective Flows ◽  
Perturbation Energy

scholarly journals Experimental study of the stratification of polydisperse emulsions in a cell with heated walls

2021 ◽  
Vol 2057 (1) ◽  
pp. 012041
Author(s):  
V I Valiullina ◽  
A I Mullayanov ◽  
A A Musin ◽  
L A Kovaleva
Keyword(s):  
Experimental Study ◽  
Deposition Rate ◽  
Thermal Convection ◽  
Dispersion Medium ◽  
Experimental Studies ◽  
Oil Emulsion ◽  
Convective Flows ◽  
A Cell ◽  
Increasing Temperature ◽  
Water In Oil Emulsion

Abstract Experimental studies of the gravitational deposition of a polydisperse water-in-oil emulsion under heat influence are carried out. When the rate of thermal convection exceeds the rate of precipitation, partial delamination of the emulsion is found to occur. The viscosity of the dispersion medium decreases with increasing temperature, which contributes to an increase in the deposition rate of water droplets in the emulsion. In the presence of a temperature difference, convective flows occur in the liquid, while the drops of the emulsion coagulate and form larger agglomerates that settle faster to the bottom of the cell.

A radioscopic technique to study convective fluid dynamics in opaque liquid metals

1997 ◽  
Vol 343 ◽  
pp. 29-41 ◽  
Author(s):  
J. N. KOSTER ◽  
T. SEIDEL ◽  
R. DEREBAIL
Keyword(s):  
Liquid Metals ◽  
Three Dimensional ◽  
Analytical Models ◽  
Vertical Layer ◽  
Visualization System ◽  
X Ray ◽  
Convective Flows ◽  
Theoretical Investigations ◽  
Convective Fluid ◽  
Good Agreement

Experimental verification of theoretical investigations into the behaviour of liquid metal convective flows is required to validate analytical models and numerical simulation codes. A real-time radioscopic density visualization system has been developed and is beginning to provide useful data. The X-ray facility for studying opaque low-Prandtl-number fluid flow is described. Density changes as low as 10−3 g cm−3 can be visualized by careful control of scatter radiation. The new capability is demonstrated with natural convection benchmark experiments in a narrow vertical layer of gallium melt of aspect ratio A=1.4. The density field in that cell is three-dimensional. Good agreement between calculations and experiments is obtained. Experiments with solidification are provided for further theoretical use.

scholarly journals Design and Experimental Study of HTSG for Waste to Energy: Analysis of Pressure Difference

Energies ◽  
2018 ◽  
Vol 11 (7) ◽  
pp. 1815
Author(s):  
Jeachul Jang ◽  
Sunhee Oh ◽  
Chongpyo Cho ◽  
Seong-Ryong Park
Keyword(s):  
Experimental Study ◽  
Pressure Difference ◽  
Energy Analysis ◽  
Waste To Energy

Experimental study of solid-propellant ignition transient and flame spreading under convective flows

2000 ◽  
Vol 36 (1) ◽  
pp. 108-118 ◽  
Author(s):  
L. Galfetti ◽  
G. Colombo ◽  
A. Menalli ◽  
G. Benzoni ◽  
C. Galli
Keyword(s):  
Experimental Study ◽  
Solid Propellant ◽  
Flame Spreading ◽  
Convective Flows

scholarly journals Exergy and Energy Analysis of a Tubular Solar Still with and without Fins: Comparative Theoretical and Experimental Approach

2021 ◽  
Author(s):  
Prof. Dr. Ravishankar Sathyamurthy ◽  
Abd Elnaby Kabeel ◽  
Ali Chamkha ◽  
Hemanth Arun Kumar ◽  
Hariprasath Venkateswaran ◽  
...  
Keyword(s):  
Experimental Study ◽  
Experimental Approach ◽  
Energy Analysis ◽  
Pure Water ◽  
Exergy Efficiency ◽  
Clean Water ◽  
Solar Still ◽  
Rapid Urbanization

Abstract Today, availability of clean water is hard as the residents are expanding and moving fast to achieve rapid urbanization as a result need for clean water has been raised. Solar stills are the solution to desalinate to obtain pure water. This paper represents the theoretical and experimental study of tubular solar still with and without fins. The reading was recorded from 8:00 AM to 6:00 PM. Efficiency of TSS with fins and without fins are 23.39% and 13.76% respectively. The rate of irreversibility from the basin of TSS with flat is higher than TSS with finned absorber. Similarly, the rate of irreversibility from water is significantly reduced using finned absorber. Also, the exergy efficiency of TSS with finned absorber is higher compared to TSS with flat absorber.

scholarly journals An experimental study of multiple zonal jet formation in rotating, thermally driven convective flows on a topographic beta-plane

2015 ◽  
Vol 27 (8) ◽  
pp. 085111 ◽  
Author(s):  
P. L. Read ◽  
T. N. L. Jacoby ◽  
P. H. T. Rogberg ◽  
R. D. Wordsworth ◽  
Y. H. Yamazaki ◽  
...  
Keyword(s):  
Experimental Study ◽  
Jet Formation ◽  
Convective Flows ◽  
Beta Plane ◽  
Thermally Driven
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