Static Bending Loading Diagram in Wood
Three-point static bending test according to the code NBR 7190/1997 allows to determine two wood properties: modulus of elasticity and conventional value of Strength. According to this code, determination of the modulus of elasticity must be through loading cycle occurring between 10% and 50% of the rupture of an estimation sample. However, it is usual
Tiago Hendrigo de Almeida +3 more
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Impact Strength in Dinamic Bending as a Function of the Strength in Static Bending of Wood
Wood is a natural, renewable and abundant material in Brazilian territory. But its use in civil construction is still commonplace. When compared to materials such as steel and concrete, it has many advantages, such as its resistance to density ratio. Where it is possible to observe a high resistance, equivalent to concrete of high performance with a ...
Emily da Silveira +4 more
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Variability of properties of composite boards from plant raw materials with cyclic temperature-moisture impacts [PDF]
Due to the increase of the amount of unused waste, including that of plant origin, the prospects of its application to obtaining new products is becoming increasingly important.
A. A. Titunin +2 more
doaj +1 more source
Bending Properties of an Extensile Fluidic Artificial Muscle
Low stiffness, large stroke, and axial force capabilities make Extensile Fluidic Artificial Muscles (EFAMs) a feasible soft actuator for continuum soft robots.
Jacek Garbulinski, Norman M. Wereley
doaj +1 more source
Permanent indentation characterization for low-velocity impact modelling using three-point bending test [PDF]
This paper deals with the origin of permanent indentation in composite laminates subjected to low-velocity impact. The three-point bending test is used to exhibit a non-closure of matrix crack which is assumed as a cause of permanent indentation ...
Bouvet, Christophe +3 more
core +1 more source
INVESTIGATION OF THE EXPERIMENTAL CAR BODY IN STATIC BENDING AND TORSION
During the study conducted a simplified numerical model of the bearing structure of an experimental car has been developed, dangerous points of the load-bearing structure have been determined. The formalizing process of the numerical model was discussed in the paper, data of frame stiffness and data of displacement of typical points obtained by ...
Dzerkelis, V. +6 more
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STATIC BENDING STRENGTH OF SANDWICH COMPOSITE PLATES WITH TETRACHIRAL HONEYCOMBS
The article presents a numerical strength analysis of sandwich plates with solid face layers and tetrachiral honeycomb core layer under static bending conditions. An aluminum alloy was chosen as the material of plates. For honeycomb core layers, the discretization (number of unit cells) and the relative density were varied with a constant thickness ...
Mazaev, Alexey, Shitikova, Marina
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Static and vibration analysis of functionally graded beams using refined shear deformation theory [PDF]
Static and vibration analysis of functionally graded beams using refined shear deformation theory is presented. The developed theory, which does not require shear correction factor, accounts for shear deformation effect and coupling coming from the ...
Thai, Huu-Tai +3 more
core +1 more source
Physical and mechanical behavior of glulam beams produced with rubberwood treated with preservatives [PDF]
This work aimed to evaluate the physical and mechanical behavior of glued laminated timber (GLT) - glulam pieces of Hevea brasiliensis treated with chromed copper arsenate (CCA), chromed copper borate (CCB) and pyrethroid in the production of GLT.
Douglas Lamounier Faria +5 more
doaj +1 more source
TisIBP8, a fungal‐derived hyperactive ice‐binding protein, helps Caenorhabditis elegans survive dehydration. It localizes near cell membranes, reduces cell damage, and helps maintain membrane structure during drying. These results suggest that ice‐binding proteins can protect cells from dehydration stress as well as freezing stress.
Daiki Shimose +9 more
wiley +1 more source

