Results 1 to 10 of about 501,189 (158)

Online control of wood peeling process: Acoustical and vibratory measurements of lathe checks frequency [PDF]

open access: yesAnnals of Forest Science, 2007
In the course of most wood machining processes, operators are usually able to detect various problems simply by hearing the sound emitted by the process. This is especially true for wood peeling. Lathe checks formation has been identified as one of the typical situations that an experimented peeler can detect.
Remy Marchal
exaly   +7 more sources

Lathe check characteristics of fast growing sengon veneers and their effect on LVL glue-bond and bending strength [PDF]

open access: yesJournal of Materials Processing Technology, 2015
The authors thank the Directorate for Research and Community Service of the Ministry of National Education for the Republic of Indonesia for the research ...
Wayan Darmawan, Barbara Ozarska
exaly   +6 more sources

Wood peeling process monitoring: a comparison of signal processing methods to estimate veneer average lathe check frequency [PDF]

open access: yesEuropean Journal of Wood and Wood Products, 2011
Experienced peeling operators are able to adjust the settings of their device by hearing the sound coming from the process. Based on this idea, a research program was undertaken to evaluate the possibility of using acoustic or vibration measurements supplying a support decision system to assist untrained operators.
Remy Marchal, Florent Eyma
exaly   +7 more sources

A Method of Lathe Checks Measurement; SMOF device and its software [PDF]

open access: yesEuropean Journal of Wood and Wood Products, 2009
<p>In the present paper, a novel method for veneer checks measurement and description based on digital image analysis is evaluated. According to this method, the camera is located sideways to the veneer allowing for viewing the checks geometry in the cross-section of the veneer.
Robert COLLET   +2 more
exaly   +6 more sources

Distributed computing for the reconstruction of multi-terabyte tomographic X-ray imaging datasets. [PDF]

open access: yesJ Synchrotron Radiat
As tomographic datasets from synchrotrons continue to increase in volume, so rises the challenge of reconstructing said data. Here we present a solution utilizing high‐performance computing capabilities to split the process into multiple smaller tasks, which can be solved without overwhelming a single compute node.
Christensen TEK   +5 more
europepmc   +2 more sources

Physical properties and bonding quality of laminated veneer lumber produced with veneers peeled from small-diameter rubberwood logs [PDF]

open access: yesRoyal Society Open Science, 2019
The peeling of small-diameter rubberwood logs from the current short-rotation practices undoubtedly will produce lower grade veneers compared to the veneers from conventional planting rotation.
P. S. Khoo   +6 more
doaj   +2 more sources

Efecto de la tasa de compresión en la morfología de grietas de debobinado para chapas de Eucalyptus nitens Nose bar pressure effect in the lathe check morphology to Eucalyptus nitens veneers

open access: yesMaderas: Ciencia y Tecnología, 2012
El objetivo de este estudio fue evaluar el efecto de tres tasas de compresión (TC) en la morfología de grietas de debobinado en chapas de Eucalyptus nitens para la fabricación de tableros contrachapados.
Andrés Acevedo   +3 more
doaj   +4 more sources

Lathe check development and properties: effect of log soaking temperature, compression rate, cutting radius and cutting speed during peeling process of European beech (Fagus sylvatica L.) veneer [PDF]

open access: yesEuropean Journal of Wood and Wood Products, 2018
The depth of lathe checks and integrity of veneer have been shown to be critical factors affecting the bonding process but also affecting the mechanical properties of veneer-based products. This study shows how beech (Fagus sylvatica L.) veneer lathe checks interval and depths are affected by soaking temperature, compression rate, cutting radius and ...
Joffrey Viguier   +2 more
exaly   +4 more sources

Analysis on Wood Quality, Geometry Factor, and Their Effects on Lathe Check of Samama (Anthocephalus macrophyllus) Veneer

open access: yesJournal of the Korean Wood Science and Technology, 2016
Relatively little information is available regarding the correlation between wood and veneer quality, especially for Samama wood, an endemic wood species in eastern Indonesia. This study addresses the quality of 8 years old Samama wood and its effect on the veneer quality.
Fauzi Febrianto   +2 more
exaly   +3 more sources

U-NET-based deep learning for automated detection of lathe checks in homogeneous wood veneers

open access: yesEuropean Journal of Wood and Wood Products
Abstract Automated detection of lathe checks in wood veneers presents significant challenges due to their variability and the natural properties of wood. This study explores the use of two convolutional neural networks (U-Net architecture) to enhance the precision and efficiency of lathe checks detection in poplar veneers.
Louis Denaud   +2 more
exaly   +5 more sources

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