Results 21 to 30 of about 790,945 (214)

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

MATEC 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., Shifrin B.M., Sokolova V.A.   +2 more
doaj   +1 more source

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

Drvna 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, Borislav Šoškić, Goran Milić, Nebojša Todorović, Mladen Furtula   +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

Наукові 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 , Olexandr A. Slysh , Vitalii V. Nazarenko   +2 more
doaj   +1 more source

Wood trade perspectives in greece during economic crisis and and new technologies challenge [PDF]

, 2015
In wood trade sector, the supplier is the forest and the product is round wood. The quality, the quantity and value of wood depend heavily on the practices that are applied in the early stages of the supply chain.
Andreopoulou, Zacharoula, Trigkas, Marios, Tsekouropoulos, Georgis, Tzoulis, Ioakeim, Voulgaridis, Elias   +4 more
core   +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

Engenharia 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, André L. Zangiácomo, Túlio H. Panzera, Márcio E. Silveira, Francisco A. R. Lahr   +4 more
doaj   +1 more source

Experimental analysis of laterally loaded nailed timber-to-concrete connections [PDF]

, 2009
This work intends to assess the accuracy of the methodology proposed in the Eurocode 5 for laterally loaded nailed timber-to-concrete connections. First, the adequacy of the methodology proposed by Eurocode 5 for the dowel-type fasteners is analyzed ...
Branco, Jorge M., Cruz, Paulo J. S., Piazza, Maurizio   +2 more
core   +1 more source

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

Engenharia 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, Amauri da S. Ribas Junior, Julio C. Molina   +2 more
doaj   +1 more source

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

Engenharia 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, Túlio H. Panzera, Fabiano B. Batista, Paulo H. R. Borges, Francisco A. R. Lahr   +4 more
doaj   +1 more source

Deformations during drying of wooden corner elements of I-beams

Magazine of Civil Engineering, 2020
At present, environmental degradation is occurring, which affects forests. Increasingly, in the trunks of conifers there is core (sound) rot. Round timber with sound rot is left in the forest, which does not contribute to improving the environmental ...
Aleksandr Toropov, Viktor Byzov, Vladimir Melekhov   +2 more
doaj   +1 more source

From failure to value: Economic valuation for a selected set of products and services from Mediterranean forests [PDF]

, 2016
Aim of study: the paper estimates the economic value of a selected range of forest products and services, i.e. roundwood, nonwood forest products (NWFPs), and carbon-related services.
Masiero, Mauro, Pettenella, DAVIDE MATTEO, Secco, Laura   +2 more
core   +4 more sources