Results 21 to 30 of about 7,580,136 (353)

Buckling of Tapered Columns with Polygon Cross-Section [PDF]

open access: yesComputational Engineering and Physical Modeling, 2018
This paper is concerned with the elastic stability of slender tapered columns of regular polygon cross-section with constant volume is presented. Various end conditions of the tapered columns such as pinned ends, clamped -pinned ends and clamped ends are
Magdy Salama
doaj   +1 more source

EFFECT OF CONSTANT VOLUME STRUCTURE PARAMETERS ON GRAIN VENTILATION DRYING [PDF]

open access: yesEngenharia Agrícola, 2023
The structural parameters of a grain dryer are directly related to the its energy consumption and quality formation. Therefore, based on the Ergun model, air state parameters and uniformity evaluation method, the effect of changes in the ventilation area
Xingzao Ma, Danna Zheng, Zhuangdong Fang
doaj   +1 more source

On the algorithm to perform Monte Carlo simulations in cells with constant volume and variable shape

open access: yesCondensed Matter Physics, 2022
In simulations of crystals, unlike liquids or gases, it may happen that the properties of the studied system depend not only on the volume of the simulation cell but also on its shape.
A. Baumketner
doaj   +1 more source

Swirling-sweepers [PDF]

open access: yesACM SIGGRAPH 2004 Sketches on - SIGGRAPH '04, 2004
Summary: Swirling-sweepers is a new method for modeling shapes while preserving volume. The artist describes a deformation by dragging a point along a path. The method is independent of the geometric representation of the shape. It preserves volume and avoids self-intersections, both local and global.
Angelidis, Alexis   +3 more
openaire   +4 more sources

Free Vibration Analysis of Axially Functionally Graded (AFG) Cantilever Columns of a Regular Polygon Cross-Section with Constant Volume

open access: yesMathematics, 2020
This paper deals with the transverse free vibration of axially functionally graded (AFG) cantilever columns under the influence of axial compressive load.
Joon Kyu Lee, Byoung Koo Lee
doaj   +1 more source

An internal swelling factor model to examine the influence of permeability anisotropy on coalbed methane extraction

open access: yesEnergy Science & Engineering, 2020
Owing to the characteristics of coal reservoirs, the gas flow capacity and permeability exhibit strong anisotropy. The anisotropy in terms of the magnitude, which corresponds to the permeability in the horizontal direction being several orders of ...
Zhigang Zhang   +5 more
doaj   +1 more source

Freezing water at constant volume and under confinement

open access: yes, 2020
Water expands upon freezing. What happens when water is cooled below 0 °C in an undeformable, constant-volume container? This is a fundamental question in materials thermodynamics, and is also relevant in biological, geological, and technological ...
M. Powell-Palm, B. Rubinsky, Wenhao Sun
semanticscholar   +1 more source

Turbulent flame propagation limits of ammonia/methane/air premixed mixture in a constant volume vessel

open access: yes, 2020
Ammonia is one of promising energy carriers that can be directly used as carbon-neutral fuel for combustion applications. However, because of the low-burning velocity of ammonia, it is challenging to introduce ammonia to practical combustors those are ...
Genya Hashimoto   +7 more
semanticscholar   +1 more source

Development of an optically accessible apparatus to characterize the evolution of spherically expanding flames under constant volume conditions

open access: yesCombustion and Flame, 2020
Flame speed is extremely important as it affects the performances of many industrial systems. Moreover, its significance makes it a major target for the validation of kinetic mechanisms, which explains the necessity to provide ever more accurate data ...
F. Halter   +6 more
semanticscholar   +1 more source

Research on local ventilation constant air volumeintelligent switching technology and its application

open access: yesMeitan kexue jishu, 2023
In the of local fan for mine fan switch, it’s easy to have a short stop wind that cause the safe production of gas concentration transfinite problem.
Tuanjie LI   +6 more
doaj   +1 more source

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