52 citations · 465 across the 29 of their papers we have counts for
8 papers · 1 filter
An efficient numerical method for a long-term simulation of heat and mass transfer: the case of an insulated rammed earth wall
Madina Abdykarim, Julien Berger, Denys Dutykh +1
Innovative numerical scheme studied in this work enables to overcome two main limitations of Building Performance Simulation (BPS) programs as high computational cost and the choic…
On the comparison of three numerical methods applied to building simulation: finite-differences, RC circuit approximation and a spectral method
Julien Berger, Suelen Gasparin, Denys Dutykh +1
Predictions of physical phenomena in buildings are carried out by using physical models formulated as a mathematical problem and solved by means of numerical methods, aiming at eva…
Evaluation of the reliability of building energy performance models for parameter estimation
Julien Berger, Denys Dutykh
The fidelity of a model relies both on its accuracy to predict the physical phenomena and its capability to estimate unknown parameters using observations. This article focuses on…
Long wave interaction with a partially immersed body. Part I: Mathematical models
Gayaz Khakimzyanov, Denys Dutykh
In the present article we consider the problem of wave interaction with a partially immersed, but floating body. We assume that the motion of the body is prescribed. The general ma…
A new model for simulating heat, air and moisture transport in porous building materials
Julien Berger, Denys Dutykh, Nathan Mendes +1
This work presents a detailed mathematical model combined with an innovative efficient numerical model to predict heat, air and moisture transfer through porous building materials.…
An efficient numerical model for liquid water uptake in porous material and its parameter estimation
Ainagul Jumabekova, Julien Berger, Denys Dutykh +4
The goal of this study is to propose an efficient numerical model for the predictions of capillary adsorption phenomena in a porous material. The Scharfetter-Gummel numerical schem…
An innovative method to determine optimum insulation thickness based on non-uniform adaptive moving grid
Suelen Gasparin, Julien Berger, Denys Dutykh +1
It is well known that thermal insulation is a leading strategy for reducing energy consumption associated to heating or cooling processes in buildings. Nevertheless, building insul…
An adaptive simulation of nonlinear heat and moisture transfer as a boundary value problem
Suelen Gasparin, Julien Berger, Denys Dutykh +1
This work presents an alternative view on the numerical simulation of diffusion processes applied to the heat and moisture transfer through porous building materials. Traditionally…