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Impact Resistance Analysis and Optimization of Variant Truss Beam Structure Based on Material Properties. [PDF]

open access: yesMaterials (Basel), 2021
In order to meet the increasing application requirements with regards to structural impact resistance in industries such as mining, construction, aerospace engineering, and disaster relief and mitigation, this paper designs a variant truss beam structure
Li X, Pan J, Zhou X.
europepmc   +2 more sources

Short Cantilever Rock Beam Structure and Mechanism of Gob-Side Entry Retaining Roof in Reuse Period

open access: yesShock and Vibration, 2020
In the reuse stage of a gob-side entry retaining, failure of the structure and stability of the main roof have a significant effect on the safety of the advanced support and ventilation space at the working face.
Jingke Wu   +6 more
doaj   +2 more sources

Study on Band Gap Characteristics of Phononic Crystal Double-Layer Beam Structure Attached by Multilayer Cylinder

open access: yesCrystals, 2023
Intended for the vibration and noise control problems faced by many engineering fields, a fresh variety of phononic crystal beam structure was constructed by attaching a one-dimensional periodic multilayer cylinder to a double-layer beam structure ...

semanticscholar   +1 more source

Nondestructive Evaluation of Damage in Beams Using Displacement Curvature [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2013
In this paper, the capabilities of displacement curvature derived from static response data for finding the location and severity of damage in Euler-Bernoulli beams are assessed. Static response of a beam is obtained using the finite element modeling. In
O. Yazdanpanah   +2 more
doaj   +1 more source

Study of the operation of a wooden beam reinforced with steel plates

open access: yesАрхитектура, строительство, транспорт, 2023
The article describes the main problems of engineering reinforced wooden structures associated with the justification of their reliability. Tasks to study the operation of a wooden reinforced beam taking into account the nonlinear operation of wood have ...
V. F. Baj, S. A. Erenchinov, E. A. Gach
doaj   +1 more source

Willis Metamaterial on a Structured Beam [PDF]

open access: yesPhysical Review X, 2019
21 pages, 3 ...
Olivier Mondain-Monval   +10 more
openaire   +7 more sources

Application of Gob-Side Entry Driving in Fully Mechanized Caving Mining: A Review of Theory and Technology

open access: yesEnergies, 2023
China has abundant coal resources, and the distribution of coal seams is complex. Thick coal seams account for more than 45% of all coal seams. Fully mechanized top coal caving mining has the advantages of large production, high efficiency, and low cost.
Dongdong Chen   +9 more
doaj   +1 more source

To the Analysis of the Reliability of Structures of Beam Systems

open access: yesЖелезобетонные конструкции, 2023
The article discusses the issues of reliability for various types of failures of beam systems. A single-span bending beam is analyzed. The limit state functions for moment failure modes in the characteristic sections of the beam are determined.
Ashot G. Tamrazyan
doaj   +1 more source

Longitudinal fracture of inhomogeneous beams with material non-linearity: An analytical investigation

open access: yesApplied and Computational Mechanics, 2020
This paper describes an analytical approach for analysing of longitudinal fracture in beam structures which exhibit smooth material inhomogeneity along the height and length.
Rizov V.
doaj   +1 more source

π–π Stacking Interaction of Metal Phenoxyl Radical Complexes

open access: yesMolecules, 2022
π–π stacking interaction is well-known to be one of the weak interactions. Its importance in the stabilization of protein structures and functionalization has been reported for various systems.
Hiromi Oshita, Yuichi Shimazaki
doaj   +1 more source

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