Results 21 to 30 of about 2,396,414 (228)

Analytic and numeric analysis for deformation of non-prismatic beams resting on elastic foundations

open access: yesBeni-Suef University Journal of Basic and Applied Sciences, 2021
Background The buckling load as well as the natural frequency under axial load for non-prismatic beam is a changeling problem. Determination of buckling load, natural frequency, and elastic deflection is very important in civil applications.
Mohamed Elshabrawy   +2 more
doaj   +1 more source

Determination of an Appropriate Kinetic Model for Moving Bed Biofilm Reactors in Municipal and Industrial Wastewater Treatment [PDF]

open access: yesآب و فاضلاب, 2020
Human being encounters the lack of water as a main challenge in most parts of the world. As the world’s population soars and welfare levels rise, the demand for water increases.
Zahra Kolivand   +3 more
doaj   +1 more source

Application of resistive super conductor fault current limiter for protection of grid-connected DGs

open access: yesAlexandria Engineering Journal, 2018
Penetration of Distributed Generation (DG) into the power system causes technical problems and bad effects on the safety of the system due to increasing the short circuit levels in transmission and distribution networks. So, there will be miscoordination
A.Y. Hatata, A.S. Ebeid, M.M. El-Saadawi
doaj   +1 more source

Simulation and Optimization Study of Ultra-Precision Turning Process [PDF]

open access: yesPort Said Engineering Research Journal, 2016
This paper presents a simulation and optimization study of the surface generation process in ultra-precision turning using a formerly proposed model by the authors in preceding work. However, the surface generation model was improved by incorporating the
Samar Elsanabary   +3 more
doaj   +1 more source

STUDENTS’ PERCEPTION OF SECONDARY SCHOOL TEACHERS’ ASSESSMENT WITH SPECIFIC REFERENCE TO THE SUBJECT OF ENGLISH

open access: yesZbornik radova Filozofskog fakulteta u Splitu, 2021
Using research investigating the effect of teacher assessment practices in secondary schooling in Croatia on student perceptions of fairness, this paper1 points out participating students’ perception of fairness of assessment, focusing on teacher ...
Tania Blažević, Mara Ruža Blažević
doaj  

Effect of Packing Conditions of a Fine Powder on Powder Pressure in a Bin [Translated]†

open access: yesKONA Powder and Particle Journal, 2014
We examined the effect of packing conditions on the pressure of a fine powder in a bin. Results of experiments on filling fine powders through sieves of different mesh sizes confirmed that the powder pressure and the
Hisato Eitoku   +3 more
doaj   +1 more source

Static and Dynamic Structural Health Monitoring System for Bridges

open access: yesRomanian Journal of Transport Infrastructure, 2021
This document describes a system for static and dynamic monitoring of the structural health of bridges, but not only. The need to develop the system resulted from the difficulties encountered by the authors in installing and operating complex monitoring ...
Radoi Andrei   +3 more
doaj   +1 more source

FRANCIS BACON (1909-1992): PHOTOGRAPHS AND PAINTING, FROM LONDON TO DUBLIN

open access: yesZbornik radova Filozofskog fakulteta u Splitu, 2021
Francis Bacon painted pictures based mostly on photographs published in encyclopaedias, popular magazines, the tabloid press, posters and packaging. He was interested in reproductions of paintings by great masters.
Eleonora Jedlińska
doaj  

New Methods for Detecting Physical Phenomena in a Silo [Translated]†

open access: yesKONA Powder and Particle Journal, 2014
To ascertain the stress inside silos we developed several kinds of sensors with specific applications: (1) pressure cells, (2) two-directional stress cells, (3) slipping velocity detectors, (4) surface temperature ...
Yotaro Hatamura   +2 more
doaj   +1 more source

Library Instruction and Themed Composition Courses: An Investigation of Factors that Impact Student Learning

open access: yes, 2015
Many academic libraries partner with English composition in order to teach first year students skills related to academic research and writing. Due to the partnership between information literacy and first-year writing programs, it is important to ...
Cogbill-Seiders, Elisa I.   +1 more
core   +1 more source

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