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Vol 166
Pages:
239-241
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Rheology of wood in the processes of its modification

Authors:
L. T. Sviridov1
O. R. Dornyak2
About authors
  • 1 — Voronezh State Forestry Academy
  • 2 — Voronezh State Forestry Academy
Date submitted:
2005-01-22
Date accepted:
2005-03-01
Date published:
2005-08-01

Abstract

Within the framework of heterophase systems mechanics, a mathematical model of wood deformation process is proposed, which takes into account the influence of complex rheological properties and surface phenomena in thin layers of water on the change of its porous structure. The influence of moisture and temperature fields of the sample on the strength and quality of the obtained material was investigated using numerical methods.

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References

  1. Ашкенази Е.К. Анизотропия древесины и древесных материалов. М.: Лесная промышленность, 1978.
  2. Буевич Ю.А. Структурно-механические свойства и фильтрация в упругом трещиновато-пористом материале // ИФЖ. 1984. Т.46. № 4.
  3. Дерягин Б.В. Адгезия твердых тел / Б.В.Дерягин, Н.А.Кротова, В.П.Смилга. М.: Наука, 1973.
  4. Дерягин Б.В. Свойства и кинетика влаги в пористых телах / Б.В.Дерягин, Н.В.Чураев // Вода в дисперсных системах. М.: Химия, 1989.
  5. Дорняк О.Р. Моделирование реологического поведения древесины в процессах прессования // ИФЖ. 2003. Т.76. № 3.
  6. Нигматулин Р.И. Основы механики гетерогенных сред. М.: Наука,1978.
  7. Уголев Б.Н. Деформативность древесины и напряжения при сушке. М.: Лесная промышленность, 1964.
  8. Уголев Б.Н. Древесиноведение с основами лесного товароведения. М.: Лесная промышленность, 1986.
  9. Хухрянский П.Н. Прессование древесины. М.: Лесная промышленность, 1964.

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