..., their typically low thermal conductivities impose limitations on energy charging and discharging rates. Extensive research efforts have focused on improving PCM thermal conductivity through the incorporation of additives. However, this approach presents challenges such as achieving uniform mixtures, maintaining...

... specific charge, a high density of power, and a long life. A revolutionary design of a trapezoidal battery pack with a liquid cooling system based on composite phase change material (CPCM) is proposed in this research. The phase change material (PCM) is paraffin wax (PA), and the high thermal conductivity...

...S. Corasaniti; P. Coppa; M. Potenza; G. Bovesecchi Four probes for measuring thermal conductivity, thermal diffusivity, and convection heat transfer coefficient were designed, built, and tested. In two of these probes (SP-1 and SP-2), three thermocouples were placed at 25%, 50%, and 75...

..., a decrease in the current density from 60 nA to 3 nA, and a decrease of thermal conductivity from 1.8 W m −1 K −1 to 0.12 W m −1 K −1 . These results introduce the Ce-doped Ba 2 TiMoO 6 perovskite as a potential candidate for a new generation of thermal barrier coatings (TBCs). The variations of real ( M...

...-mail:  bhaumikbivas@gmail.com e-mail:  sach@di.ku.dk 1 Corresponding author. e-mail:  soumenisi@gmail.com and sdeappmath@caluniv.ac.in 25 11 2021 20 07 2022 18 08 2022 neural network hybrid physics data physics-guided loss multilayer perceptron nanofluids thermal conductivity...

... α 2 + R k 2 s k 2 s α 2 = q s References [1] Emanuel , M. , 2006 , “ Effusivity Sensor Package (ESP) System for Process Monitoring and Control ,” Thermal Conductivity 2/Thermal Expansion 16 , DESTech Publications...

... at the bottom of the pipe. The mean flow velocity and the heat transfer coefficient decrease along the condensation length. The local results demonstrate that the heat transfer coefficient is not merely affected by the condensate film thickness but also by the effective thermal conductivity of the flow...

...Xiaojian Wang; Liangbi Wang The most common nongranular fillers are sheet and fiber. When they are distributed along the heat flux direction, the thermal conductivity of the composite increases greatly. Meanwhile, the filler contact also has a large effect on the thermal conductivity. However...

... of the thermal conductivity are sensitive to both the pump and probe laser spot sizes, while analytical solutions (based on Hankel transform) cannot isolate the two effects. However, for the same effective (combined) spot size, the two solutions are found to be in excellent agreement. If the substrate...

... of the composite. This value has the meaning of “dynamic effective thermal diffusivity.” Afterward, the effective thermal conductivity ( λ eff ) is calculated from the dynamic effective thermal diffusivity, equivalent heat capacity, and density of the composite. The results of this methodology are compared...

.... The solutions of governing equations show that the transfer of heat in a porous rod is not only due to the conduction but also produced by the local particle displacement phenomenon. It is observed that the time-averaged transfer of heat depends on the circular frequency, porosity, thermal conductivity, thermal...

... by a thermal conductivity that can reach lower values than any other material. Our aim was to explain the causes of the super-insulation of this material with the use of a calculating method of conductive heat transfer flux in an aerogel structure and determine the equivalent thermal conductivity...

... strategy has been established to control the anisotropy of its effective thermal conductivity tensor by deforming the structure according to its specific heat transfer application. The solution surface of flat triangle was constructed in the space with three coordinate axes being the principal components...

...Mohammad Bagheri Motlagh; Mohammad Kalteh In this paper, molecular dynamics simulation is used to investigate the effect of copper and argon nanochannels size on the thermal conductivity of argon. Thermal conductivity is calculated by nonequilibrium molecular dynamics (NEMD) simulation. Simulations...

... circular heat source CHS composite Hankel Laplace thermal conductivity thermal diffusivity The problem of a three-dimensional (3D) heat flow from a finite circular heat source (CHS) has been of interest for many decades due to practical cases such as frictional heating, heating of electric...

...C. G. Subramaniam A generalized effective medium theory (EMT) is proposed to account for the fractal structure of the dispersed phase in a dispersing medium under the dilute limit. The thermal conductivity of nanofluids with fractal aggregates is studied using the proposed model. Fractal aggregates...

...Hamid Loulijat; Hicham Zerradi In this work, the equilibrium molecular dynamics (MD) simulation combined with the Green–Kubo method is employed to calculate the thermal conductivity and investigate the impact of the liquid layer around the solid nanoparticle (NP) in enhancing thermal conductivity...

...X. Bai; A. Nakayama An analytical and numerical study was conducted for estimation of the effective thermal conductivities of curved metal frame core structures, which can replace metal foams, in views of their advantages over the metal foams for both load bearing and heat dissipation...

... 02 06 2015 This paper reports on a new application of the thermal probe in nonlinear systems. Whereas the thermal probe has been originally developed to determine the thermal conductivity in linear cases (where the thermophysical properties are considered independent of the temperature...

... calculated the mean free path of radiation, the extinction coefficient, and the potential addition of radiation to the effective thermal conductivity measured by the transient hot-wire method. Note that this same issue may be critical when using a very short time transient planar source technique...