Results 111 to 120 of about 52,029 (359)

Evaluation of the effect of wheel tread condition on the dynamic response of PC sleepers

open access: yesNihon Kikai Gakkai ronbunshu
Prestressed concrete sleepers (PC sleepers) are an important component of railway tracks. The dynamic response of PC sleepers to passing trains is influenced by various factors relating to the vehicles and tracks. However, few studies have quantitatively
Keiichi GOTO   +5 more
doaj   +1 more source

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Bending moment in a beam

open access: yes, 2019
The following report describes one laboratory experiment which consisted of two parts. The first part of the experiment was to examine how bending moment varies with an increasing point load.
Nur Syazwani binti Sjafrial
core  

Calculation of the Elastic Maximum Transverse Bending Moment of Trapezoidal Corrugated Web Girder

open access: yes, 2022
Trapezoidal corrugated web girder (TCWG) is widely used in many fields. The elastic transverse bending moment which exists in the flange influences the mechanical properties of TCWG.
Luo, Hong-guang
core  

Influence of Geometric Design on Mechanical Performance of Auxetic Metastructure

open access: yesAdvanced Engineering Materials, EarlyView.
Strategic geometric reinforcement transforms auxetic performance. This study evaluates 3D‐printed arrowhead metastructures, revealing that a modified design with local ring reinforcement suppresses premature failure to achieve superior energy absorption and structural efficiency.
Muhammad Gulzari   +3 more
wiley   +1 more source

Study on ultimate strength of box girder under single/cyclic bending and torsion combined loading

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveThis study analyzes the impact of initial imperfections and the combined loading of bending and torsion on the ultimate strength, residual bearing capacity, and collapse characteristics of box girders under single/cyclic bending and torsion ...
Huwei CUI   +4 more
doaj   +1 more source

Dynamic bending moment identification using neural networks

open access: yes, 1998
An alternative method for the prediction of a ship's dynamic bending stresses at sea is presented and examined in this paper. The method uses a ship's heave and pitch motion to determine the dynamic bending moment at a point along the ship's length. This
Haddara, M, Rogers, F, Molyneux, D.
core  

Assessment of bending moment resistance of girders with corrugated web

open access: yes
The topic of the paper is to investigate procedure to determine bending moment resistance of girders with corrugated webs. Concepts provided by Eurocode EN 1993-1-5 and EN 1999-1-1 are different and not very clear for practical design.
Ilanovský, Vladimír
core   +1 more source

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