Results 11 to 20 of about 88,982 (306)

Geometrically nonlinear theory of thin-walled composite box beams using shear-deformable beam theory [PDF]

open access: yes, 2010
A general geometrically nonlinear model for thin-walled composite space beams with arbitrary lay-ups under various types of loadings is presented. This model is based on the first-order shear deformable beam theory, and accounts for all the structural ...
Lee, Jaehong, Vo, Thuc
core   +1 more source

TORSION ENHANCEMENT OF REINFORCED SELF-COMPACTING CONCRETE BOX BEAMS USING INTERNAL FRAMED STEEL STIFFENING RIBS

open access: yesJournal of Engineering and Sustainable Development, 2020
Researches concerning internal torsional strengthening of box beams are very little, since few researchers may study such method of strengthening. This research adopts employing of internal Framed Steel Stiffening Ribs (FSSRs) to strengthen reinforced ...
Sabah Hashim Muhammed, Ali Hameed Aziz
doaj   +3 more sources

Closed-form equations for flange force and maximum deflection of box-beams of fiber reinforced polymer with partial shear interaction between webs and flanges [PDF]

open access: yes, 2011
Presented in the paper is the formulation of a governing second-order differential equation for the moment distribution along the length of a beam having two interfaces with partial shear interaction where two flange and two web components join to form ...
M.C. Evernden   +3 more
core   +1 more source

SIFAT MEKANIS GELAGAR KOTAK PERCOBAAN UNTUK KAYU KONSTRUKSI

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2017
Experimental    laminated   box  beam  were  constructed    for  their  mechanical  properties  test.  The pile  component  of box  beam  was prepared  consisting  of  solid  wood   as upperside  and  downside   flange  and plywood  or particleboard   as
Marolop Sinaga   +3 more
doaj   +1 more source

Bending buckling of box beam by energy method

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Recently, high strength steel is used increasingly for plates which constitute the frame structures of vehicles. Since these plates become thinner, the buckling on the plates has been recognized as an important issue for automotive industries.
Katsuya FURUSU   +4 more
doaj   +1 more source

Bending Behavior Analysis of Box Beams with the Reinforcement of Composite Materials for Wind Turbine Blades

open access: yesFibers, 2023
Wind turbine blades in excessive wind conditions present extreme deflection problems. For this reason, an analysis of the structural response of composite reinforced box beams is developed.
Ofelia Maldonado-Santiago   +6 more
doaj   +1 more source

Calculation of compelled fluctuations of panel buildings [PDF]

open access: yesE3S Web of Conferences, 2023
The article discusses the dynamic calculation of the elements of the box structure of buildings under the action of seismic effects, taking into account the spatial work of the box elements, given by the displacement of their lower part according to a ...
Usarov Makhamatali   +2 more
doaj   +1 more source

Characterization of Pure and Antimony Doped SnO2 Thin Films Prepared by the Sol-Gel Technique [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2006
Pure and antimony doped SnO2 thin films have been prepared by the sol-gel dip coating technique on glass substrate using starting material SnCl2.2H2O as a host and SbCl3 as a dopant. Our experimental results revealed that, the quality of the coated films
Abdoljavad Novinrooz   +2 more
doaj  

Preparation and Characterization of WO3 Electrochromic Films Obtained by the Sol-Gel Process [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2006
Tungsten trioxide (WO3) films have been coated on indium thin oxide (ITO) conductive glass substrate, using aqueous solution of peroxotungstic acid (PTA) by the sol-gel dip coating method.
Masoomeh Sharbatdaran   +2 more
doaj  

Elastic flattening of box beams under bending moment (The Brazier effect of rectangular tubes)

open access: yesNihon Kikai Gakkai ronbunshu, 2018
In this study, a formula describing on the flattening phenomenon when a bending moment acts on a box beam was derived considering the cross-sectional deformation.
Katsuya FURUSU   +4 more
doaj   +1 more source

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