Results 1 to 10 of about 615,898 (239)

Equivalent analytical model for liquid sloshing in a 2-D rectangular container with multiple vertical baffles by subdomain partition approach [PDF]

open access: yesScientific Reports
An equivalent analytical model of sloshing in a two-dimensional (2-D) rigid rectangular container equipped with multiple vertical baffles is presented.
Ying Sun   +5 more
doaj   +2 more sources

Evaluation of the melting process of phase change materials in a tilted rectangular container: Experimental study

open access: yesEnergy and Built Environment
Natural convection plays a crucial role in improving the heat transfer efficiency during the phase change material (PCM) melting process. A major challenge is understanding the intensity and transformation of natural convection, which was strongly ...
Qi Peng   +5 more
doaj   +2 more sources

Optimized Packing Clusters of Objects in a Rectangular Container

open access: yesMathematical Problems in Engineering, 2019
A packing (layout) problem for a number of clusters (groups) composed of convex objects (e.g., circles, ellipses, or convex polygons) is considered. The clusters have to be packed into a given rectangular container subject to nonoverlapping between objects within a cluster. Each cluster is represented by the convex hull of objects that form the cluster.
T. Romanova   +4 more
openaire   +3 more sources

Modelling and impact of tensiometer plate geometry and sample volume on biosurfactant surface activity assessment [PDF]

open access: yesHeliyon
Biosurfactants are molecules with hydrophilic and hydrophobic moieties with the capacity to reduce the surface tension of water. Given the limited quantity of biosurfactant extracts in laboratories, it is recommended to use equipment that requires ...
N. Russo-Martínez   +3 more
doaj   +2 more sources

Effect of Sodium Chloride on Corrosion Inhibition Efficiency of Polyethylene Coatings on Alloy Steel at Ambient Temperature [PDF]

open access: yesЖурнал інженерних наук, 2020
An investigation was conducted on the effect of sodium chloride concentration on corrosion inhibition efficiency of High-Density Polyethylene (HDP) coating on alloy steel in sodium chloride solutions of different degrees of salinity.
Anyanwu K. O., Ogu I. S., Nzei H. O.
doaj   +1 more source

Numerical simulation of a heterogeneous liquid in a 2-D rectangular container [PDF]

open access: yesMATEC Web of Conferences, 2022
We study the sloshing of a heterogeneous liquid in a 2-D rectangular container in the presence of a horizontal dynamic excitation. The governing equations of the motion of the liquid are presented in the case of a liquid of low heterogeneity.
Benmasaoud Bilal   +2 more
doaj   +1 more source

Bénard–Marangoni instability in rigid rectangular containers [PDF]

open access: yesJournal of Fluid Mechanics, 1996
Thermocapillary convection in three-dimensional rectangular finite containers with rigid lateral walls is studied. The upper surface of the fluid layer is assumed to be flat and non-deformable but is submitted to a temperature-dependent surface tension.
Dauby, Pierre, Lebon, Georgy
openaire   +2 more sources

Coupled Free Vibrations of Liquid in a Three-Dimensional Rectangular Container with an Elastic Cover

open access: yesThe Physics of Fluids, 2022
The coupled free vibration of liquid and its elastic cover, such as a plate or a membrane, in a three-dimensional rectangular tank is investigated through an analytical scheme based on velocity potential theory for the flow and the linear elastic theory ...
Kan Ren, Guoxiong Wu, Yifeng Yang
semanticscholar   +1 more source

Which rectangle sets have perfect packings?

open access: yesOperations Research Perspectives, 2022
In the perfect rectangle packing problem, a set of rectangular items have to be placed inside a rectangular container without overlap or empty space. In this paper, we generate a large number of random instances and decide them all with an exact solving ...
Florian Braam, Daan van den Berg
doaj   +1 more source

Sloshing reduction in three-dimensional rectangular container using rigid baffles

open access: yesVibroengineering PROCEDIA, 2022
In this paper, liquid sloshing in the three-dimensional rigid rectangular container has been investigated. The effects of a rigid baffle placed on the free surface of the liquid have been analyzed on sloshing frequencies.
Narveen Kumar, N. Choudhary
semanticscholar   +1 more source

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