Viscoelastic Behavior of Modified Wood; Creep, Densification, Time-dependent Deformation

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会议名称:“2022世界木材日”研讨会暨第四届国际林联(IUFRO)林产品文化研究组讨论会
会议时间:2022年3月21日

报告嘉宾:Andreja Kutnar
嘉宾简介
:斯洛文尼亚普里莫尔斯卡大学、创新合作中心 教授

 

摘要:
Wood modification by thermo-hydro-mechanical densification enables increase of wood density without structural fracturing of the cell walls and leads to increased mechanical properties. Physical and mechanical properties of densified wood have been studied extensively, while the time depended behavior under long term load exposure was studied to the limited extend. In construction, however, wood normally is exposed to long-term loading, which may lead to creep deformation and reduction of load-bearing capacity. The presentation will be focusing on the time-dependent deformation of densified wood under bending in various environmental conditions. Furthermore, the influence of the parameters of 82 the modification treatment on the creep properties of densified wood will be discussed.


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