Запис Детальніше

Modelling of laminated growing biological materials

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Title Modelling of laminated growing biological materials
 
Creator Kizilova, N.
Egorova E.S.
 
Subject continuous media
laminated composites
growing biological materials
 
Description The continued model of the multilayered plate from a growing biological material is
presented. Introducing the Airy's stress function the problem is reduced to differential equation of
the fourth order. Solution of the problem is obtained for the two- layered plate with a rectangle
cross-section. For some relations between the rheological coefficients of the model the governing
equations are simplified and the corresponding theoretical estimations are obtained. Numerical
calculations of the stress and velocity fields for the model parameters that correspond to the
growing plant leaves are presented. Any difference in own growth rates of the adjacent layers leads
to stretching of the tempered layer and compressing of the rapidly growing one that results in
growth acceleration of the former and growth retardation of the latter. Thus the mechanical stress
field can regulate coordinated growth of the laminated biological materials.
 
Date 2011-06-16T18:19:18Z
2011-06-16T18:19:18Z
2005
 
Type Article
 
Identifier Journal of Mechanical Engineering. N5(56)
http://dspace.univer.kharkov.ua/handle/123456789/3492
 
Language en