Many names of the Trefftz method

JA Kołodziej, JK Grabski - Engineering Analysis with Boundary Elements, 2018 - Elsevier
The Trefftz method is understood as an approximate method for solving boundary value
problems in which the approximate solution is a linear combination of trial functions …

A semi-analytical collocation Trefftz scheme for solving multi-term time fractional diffusion-wave equations

ZJ Fu, LW Yang, HQ Zhu, WZ Xu - Engineering Analysis with Boundary …, 2019 - Elsevier
This study presents a semi-analytical boundary-only collocation technique for solving multi-
term time-fractional diffusion-wave equations. In the present collocation technique, the …

Trefftz function-based thermal solution of inverse problem in unsteady-state flow boiling heat transfer in a minichannel

B Maciejewska, M Piasecka - International Journal of Heat and Mass …, 2017 - Elsevier
The paper shows the results for flow boiling heat transfer in a 1.7 mm deep minichannel
vertically oriented with FC-72 Fluorinert as a working fluid. The heated wall of the …

Two-phase inverse Stefan problems solved by heat polynomials method

SA Kassabek, D Suragan - Journal of Computational and Applied …, 2023 - Elsevier
In this paper, two-phase inverse Stefan problem are investigated using the method of heat
polynomials. The approximate solution of the problem is presented in the form of linear …

Time-dependent heat transfer calculations with Trefftz and Picard methods for flow boiling in a mini-channel heat sink

M Piasecka, S Hożejowska, B Maciejewska… - Energies, 2021 - mdpi.com
The intensification of heat transfer using two-phase boiling flow in mini-channels is widely
used to dissipate the high heat fluxes in miniaturized electronic devices. However, the …

Trefftz numerical functions for solving inverse heat conduction problems

A Frąckowiak, A Wróblewska, M Ciałkowski - International Journal of …, 2022 - Elsevier
This paper presents a concept of solving the inverse heat conduction problem with the use
of a linear combination of functions satisfying the differential equation in terms of identity …

Direct and inverse heat transfer in non-contacting face seals

S Blasiak, A Pawinska - International Journal of Heat and Mass Transfer, 2015 - Elsevier
The subject of this paper was to develop a mathematical model of a non-contacting face seal
describing the phenomenon of the heat transfer in the system: sealing rings–fluid film. The …

Experimental investigations and numerical modeling of 2D temperature fields in flow boiling in minichannels

S Hożejowska, RM Kaniowski, ME Poniewski - Experimental Thermal and …, 2016 - Elsevier
The experimental purpose of the study was to simultaneously measure and record two-
dimensional temperature distributions on the heating surface and the images of the …

Stable method for solving the Cauchy problem with the use of Chebyshev polynomials

M Joachimiak, M Ciałkowski… - International Journal of …, 2020 - emerald.com
Purpose The purpose of this paper is to present the method for solving the inverse Cauchy-
type problem for the Laplace's equation. Calculations were made for the rectangular domain …

The solution of a two-dimensional inverse heat transfer problem using two methods: The Trefftz method and the Beck method

B Maciejewska, K Strak, M Piasecka - … Methods for Heat & Fluid Flow, 2018 - emerald.com
Purpose This paper aims to focus on flow boiling heat transfer in an asymmetrically heated
minichannel. Two-dimensional inverse heat transfer problem was solved using the Trefftz …