Results 11 to 20 of about 4,363 (274)

Comparison of behaviour of laterally loaded round and squared timber bolted joints [PDF]

open access: yesFracture and Structural Integrity, 2016
In the current European standards for design of timber structures, the issue of timber-to-timber joint type is addressed only to squared timber, which makes the pinpointing of the round timber bolted joints load carrying capacity near-unfeasible due to ...
Antonín Lokaj, Kristýna Klajmonová
doaj   +4 more sources

Numerical evaluation of the modulus of longitudinal elasticity in structural round timber elements of the Eucalyptus genus Avaliação numérica do módulo de elasticidade longitudinal em peças roliças estruturais de madeira do gênero Eucalyptus [PDF]

open access: yesEngenharia Agrícola, 2011
Currently, the standards that deal with the determination of the properties of rigidity and strength for structural round timber elements do not take in consideration in their calculations and mathematical models the influence of the existing ...
André L. Christoforo   +4 more
doaj   +2 more sources

Manufacturing structural building components from round timber with heartwood rot

open access: yesИнженерно-строительный журнал, 2019
Coniferous sawn goods are widely used in construction industry. The quality of round timber deteriorates due to the presence of heartwood rot, which has to be removed in the manufacture of load-bearing structural units.
Aleksandr Toropov   +2 more
doaj   +1 more source

The position effect of structural Eucalyptus round timber on the flexural modulus of elasticity Influência da posição em peças roliças estruturais de madeira Eucalyptus no cálculo do módulo de elasticidade na flexão

open access: yesEngenharia Agrícola, 2011
Round timber has great use in civil construction, performing the function of beams, columns, foundations, poles for power distribution among others, with the advantage of not being processed, such as lumber. The structural design of round timber requires
André L Christoforo   +5 more
doaj   +1 more source

Influence of the Sawing Method on Yield of Beech Logs with Red Heartwood

open access: yesDrvna Industrija, 2014
The paper presents the research of differences in quantitative and value yields, and structure of sawn timber and residues, whose appearance is caused by different methods of sawing beech logs with red heartwood.
Ranko Popadić   +4 more
doaj   +1 more source

Development of the model of input control of timber for the enhancement of operational performance of sawn stream [PDF]

open access: yesMATEC Web of Conferences, 2019
In this article, a task of enhancement of the operational performance of modern sawing equipment, is set and solved. One of the necessary element thereof is to install scanners of presence of metal inclusions (metal detectors) on the feed line of bolt ...
Eliseev I.V.   +2 more
doaj   +1 more source

Emprego de ferramentas numéricas na avaliação do módulo de elasticidade em vigas roliças de madeira Use of numerical tools in the evaluation of the longitudinal modulus of elasticity in round timber beams

open access: yesEngenharia Agrícola, 2012
Vigas são elementos estruturais encontrados na maioria das construções civis. Dentre os materiais de engenharia, destaca-se a madeira, por ter resistência mecânica satisfatória aliada a baixa densidade.
André L. Christoforo   +4 more
doaj   +1 more source

Dimensional and qualitative structure of Quercus robur L. trunks in stands of coppice origin of the Left-Bank Forest-Steppe of Ukraine

open access: yesНаукові праці Лісівничої академії наук України, 2021
One of the important tasks of the production activity of forestry enterprises in Ukraine is to determine the structure of operational forests. In the current conditions, part of the regulatory framework, which was developed in previous years to address ...
Volodymyr P. Pasternak   +2 more
doaj   +1 more source

LOW-COST TIMBER BRIDGES FOR RURAL AREAS: A FIELD SURVEY AND RECOMMENDATIONS OF INTEREST [PDF]

open access: yesEngenharia Agrícola
Timber bridges in Brazil, intended for rural roads and rural areas, present several problems due to the lack of design, structural calculation, and periodic maintenance by municipal administrations.
Tayla C. Criado   +2 more
doaj   +1 more source

Carbon Reduction Benefits and Economic Performance Analysis of Lattice Structural Systems Utilizing Small-Diameter Round Timber as the Primary Material

open access: yesBuildings
To address the imbalance between the “ecological advantage” and “economic benefit” of wooden structure buildings, this study examines two structural construction methods utilizing inexpensive and readily available small-diameter round timber as the ...
Ying Wu   +4 more
doaj   +1 more source

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