Results 81 to 90 of about 198 (142)

The application of the Beck`s method combined with the FEM and Trefftz functions to determine the heat transfer coefficient in minichannel

open access: yesJournal of Theoretical and Applied Mechanics, 2017
The aim of this study is to determine the heat transfer coefficient between the heated surface and the boiling fluid flowing in a minichannel on the basis of experimental data. The calculation model is based on Beck’s method coupled with the FEM and Trefftz functions.
openaire   +2 more sources

Trefftz functions as basic functions of FEM in application to solution of inverse heat conduction problem

open access: yesComputer Assisted Methods in Engineering and Science, 2023
The work presents the application of heat polynomials for solving an inverse problem. The heat polynomials form the Trefftz Method for non-stationary heat conduction problem. They have been used as base functions in Finite Element Method. Application of
Michał J. Ciałkowski
doaj  

T -functions for 2-D creeping flow on domains with circular cylinders, corners, and possessing symmetry

open access: yesComputer Assisted Methods in Engineering and Science, 2023
The purpose of the paper is to propose of a way of constructing trial functions for the indirect Trefftz method as applied to 2-D creeping (Stokes) flow problems.
Jan A. Kołodziej, Antonio C. Mendes
doaj  

New plastome structural rearrangements discovered in core Tillandsioideae (Bromeliaceae) support recently adopted taxonomy. [PDF]

open access: yesFront Plant Sci, 2022
Vera-Paz SI   +11 more
europepmc   +1 more source

Structure aware Runge-Kutta time stepping for spacetime tents. [PDF]

open access: yesSN Partial Differ Equ Appl, 2020
Gopalakrishnan J   +2 more
europepmc   +1 more source

Trefftz function for solving a quasi-static inverse problem of thermal stresses

open access: yesComputer Assisted Methods in Engineering and Science, 2017
The problem of thermal stresses in a hollow cylinder is considered. The problem is two-dimensional and the cross-section of the hollow cylinder is approximated as a long and thin rectangle as the ratio of the inner and outer radiuses is close to one. On
Krzysztof Grysa   +2 more
doaj  

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