Search academic texts

Information × Registration Number 0217U002645, 0111U007990 , R & D reports Title The devolopment of geometric modeling metods for discrete elements in 3 D popup.stage_title Head Tuluchenko Galina Yakivna, Доктор технічних наук Registration Date 07-06-2017 Organization Kherson national technical university popup.description2 Several different systems nodal coordinate functions for the FE in the form of octahedron with 6 interpolation nodes were built; approximation qualities of polynomial and piece-line basis with 6 and 7 knots were investigated; degrees of approximation of octahedron with 6 knots with piece-line and quadratic functions were set; was proved that piece-line and quadratic approximations by FEM of temperature and movement fields functions are converged to the exact solution to the problems of second order differential operator provided sampling calculation area by tetrahedral-octahedral lattice; numerical integration formulas received for the area in the form of octahedron with piece-line functions; FE in the form bipyramid that has the best interpolation properties compared to regular geometric form FE was constructed. Product Description popup.authors Мотайло Анжеліка Павлівна popup.nrat_date 2020-04-02 Close