Results 21 to 30 of about 39,354 (50)

Numerical models performance to predict drying liquid water in porous building materials: Comparison of experimental and simulated drying water content profiles

open access: yesCogent Engineering, 2017
A practical way to evaluate drying in porous building materials is through environmental conditioning drying curve where drying is influenced by external factors such as environmental conditions and by the material properties.
A.S. Guimarães   +2 more
doaj   +1 more source

An impact study of a capsule with a rigid wall using the SPH approach [PDF]

open access: yesINCAS Bulletin, 2015
Impact problems have always been of interest in the Aerospace industry because events such as “bird-strikes” occur quite often and necessary studies must be performed to observe the behavior of structures during the impact.
Ionut-Cosmin ONCESCU   +2 more
doaj   +1 more source

Reliability-Oriented Design of a Solar-PV Deployments

open access: yesEnergies, 2021
Increasing restrictions on the emission of greenhouse gases by the standards and the European Union’s policy aims at increasing the share of renewable energy sources in the energy mix of the Member States. Subsequently, we observe a rapid increase in the
Paweł Kut   +2 more
doaj   +1 more source

Numerical Investigation of Flame-Acoustic Interaction at Resonant and Non-Resonant Conditions in a Model Combustion Chamber

open access: yesAerospace
Despite considerable research effort in the past 60 years, the occurrence of combustion instabilities in rocket engines is still not fully understood.
Tim Horchler   +2 more
doaj   +1 more source

Numerical simulations for terrestrial planets formation

open access: yesEPJ Web of Conferences, 2011
We investigate the formation of terrestrial planets in the late stage of planetary formation using two-planet model. At that time, the protostar has formed for about 3 Myr and the gas disk has dissipated.
Ji J., Zhang N.
doaj   +1 more source

Numerical Research of Flue Gas Denitrification Using the SNCR Method in an OP 650 Boiler

open access: yesEnergies, 2022
The presence of Poland in the European Union obliges the domestic economy and the professional energy sector to improve the condition of the natural environment by reducing the emissions of harmful substances into the environment.
Bartłomiej Hernik
doaj   +1 more source

Bioinspired composite segmented armour: Numerical simulations

open access: yesJournal of Materials Research and Technology, 2019
Nature has evolved ingenious armour designs, like the flexible carapaces of armadillo and boxfish consisting of hexagonal segments connected by collagen fibres, that serve as bioinspiration for modern ballistic armours.
Pedro Miranda   +2 more
doaj   +1 more source

Numerical Simulations of Large Martian Impact Ripples

open access: yesGeosciences, 2022
Ripples made from unimodal fine sands can grow much larger on Mars than on Earth, reaching wavelengths of 1–3 m and heights exceeding 1 dm. Smaller decimeter-wavelength ripples can be superimposed on them.
Hezi Yizhaq   +4 more
doaj   +1 more source

Turbulent particle pair diffusion: Numerical simulations.

open access: yesPLoS ONE, 2019
A theory for turbulent particle pair diffusion in the inertial subrange [Malik NA, PLoS ONE 13(10):e0202940 (2018)] is investigated numerically using a Lagrangian diffusion model, Kinematic Simulations [Kraichnan RH, Phys.
Nadeem A Malik
doaj   +1 more source

Numerical Simulations of Pulverized Coal Combustion

open access: yesKONA Powder and Particle Journal, 2014
Coal is an important energy resource for meeting the further demand for electricity, as coal reserves are much more abundant than those of other fossil fuels.
Ryoichi Kurose   +2 more
doaj   +1 more source

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