نتایج جستجو برای: thermo chemical parameters

تعداد نتایج: 942749  

Journal: :International journal of theoretical and applied mathematics 2022

The objective of this paper is to analyze the influence thermo-diffusion on magnetohydrodynamics (MHD) flow fractional second grade fluid immersed in a porous media over an exponentially accelerated vertical plate. In addition, other factors such as heat absorption and chemical reaction are used problem. More exactly, model has been developed using generalized Fick’s Fourier’s laws. Caputo-Fabr...

2013
Julien Froidevaux Thomas Volkmer Joseph Gril Marco Fioravanti Parviz Navi Jiro Kohara

The effects of aging in wood in term of physical, mechanical and chemical degradation has been studied first by Jiro Kohara [1] and more recently by Erhardt et al. [2-3] and Obataya [4]. It has been observed that similar degradation can be found in thermo-hydro (TH) treated wood [4]. The aim of this study is to compare the mechanical behavior of naturally aged and accelerate TH wood in the radi...

Journal: :iranian journal of science and technology transactions of mechanical engineering 2015
r.s. lebelo o.d. makinde

in this paper, we examine the effects of thermal radiation on co2 emission and o2 depletion in an exothermic reactive slab of combustible materials with uniform surface temperature. the governing equations for the nonlinear heat and mass transfer problem are derived and solved numerically using runge-kutta-fehlberg method with shooting technique. numerical expressions for temperature field, co2...

GOLMAHALLEH O., , ZAREI-HANZAKI A., ,

In principal, a proper combination of strength and ductility is achieved through micro component refinement in steels. This is particularly empowered with ferrite refinement down to micron sizes in ferrite pearlite engineering steels. The latter is achieved through various well-defined methods in which strain induced transformation (SIT) has shown spectacular capabilities. In the present study,...

2012
Lisbet Mailin López González Han Vervaeren Ileana Pereda Reyes Ann Dumoulin Osvaldo Romero Romero Jo Dewulf

Thermo-chemical pre-treatment improves the solubilization of the lignocellulosic biomass. Therefore, it could improve biogas production from press mud, the solid residue from sugar cane juice filtration which contains up to 85 % insoluble organic matter. The impact of thermo-alkaline pretreatment conditions (100 o C, Ca(OH)2) on press mud was investigated for different times and concentrations,...

Journal: :international journal of environmental research 0

this paper dealswith thermo-mineral groundwater of themondragone plain (campania, southernitaly) and the possibility to use this low enthalpy geothermal resource. in the nw sector of this plain, at thebottom of mt. pizzuto, near the sea, there are thermo-mineral waters (50 °c) of sodium-chloride type,sulfureous and rich in co2 whose recharge is from the mt. pizzuto groundwater body. in the se s...

Journal: :Journal of mathematical analysis and modeling 2022

Analytical solution of thermo diffusion effect on magnetohydrodynamics flow fractionalized Cassonfluid over a vertical plate immersed in porous media is obtained. Moreover, the model problem, additional effects, like chemical reaction, heat source/sink, and thermal radiation are also considered.The solved by three approaches, namely, Atangana-Baleanu, Caputo-Fabrizio, Caputo fractionalderivativ...

2012
ALEXANDER BEKIARSKI SNEJANA PLESHKOVA

Moving objects detection and tracking in infrared images is an important goal in most of the practical applications of the thermo vision systems. For these thermo vision applications here is proposed to apply a cost function associated with the minimization of a global criterion for simultaneous estimation of the optical flow and detection of the moving objects in infrared images. The optical f...

In this paper, the effect of various parameters on out-of-phase thermo-mechanical fatigue (OP-TMF) lifetime of A356.0 cast aluminum alloy is investigated. The studied parameters include maximum temperature, dwell time, and the thermo-mechanical loading factor. OP-TMF tests are conducted considering realistic running conditions of diesel engine cylinder heads. The maximum temperature varies betw...

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