A considerable number of studies can be found on the thermal conductivity of nanofluids in which Al 2 O 3 nanoparticles are used as additives. In the present study, the aim is to measure the thermal conductivity of very narrow Al 2 O 3 nanoparticles with the size of 5 nm suspended in...
The present study investigates the thermal conductivity of Al2O3 hybrid with MWCNTs (multi-walled carbon nanotubes) nanoparticles dispersed in ethylene glycol (EG) as a base fluid. Seven different nanoparticles volume fractions, namely, 0.02%, 0.04%, 0.08%, 0.1%, 0.25%, 0.5% and 0.8% at ...
Stable mono nanofluids based on Therminol with Al2O3 and TiO2 nanoparticles, and hybrid Al2O3–TiO2 nanopowder as additives are prepared by the two﹕tep method. Oleic acid has been made as a surfactant. The impact of nanoparticle content and fluid temperature on thermal conductivity was ...
(2009), who studied thermal conductivity of Al2O3/water and Al2O3/EG nanofluids for particle sizes ranging from 8 to 282 nm, also found that the enhancement of thermal conductivity decreases as the particle size decreases below about 50 nm. They attributed this to a decrease in the ...
Study of thermal conductivity of nanofluids for the application of heat transfer fluids TiO 2, Al 2O 3, Fe, and WO 3 nanofluids are prepared in a two-step procedure by dispersing nanoparticles in a basefluid. Since nanoparticles form clusters ... DH Yoo,KS Hong,HS Yang - 《Thermochimica ...
Finally, the thermal conductivity measurements are compared with models for predicting the thermal conductivity of composite materials with nanoparticles, showing that the obtained results are over the values estimated by these models. 展开 关键词: Thermal conductivity Nanocomposites ...
The thermal conductivity of iPP/HDPE/h-BN/Al2O3 composites reach 1.802 W·m−1·K−1. The impact strength and tensile strength reach 13.23 KJ/m2 and 40 MPa, respectively. In addition, the composites maintain ideal dielectric properties. This work offers a feasible strategy to fabricate ...
[232] fabricated a nanocomposite PCM for thermal energy storage by combining CaCl2•6H2O and Al2O3 nanoparticles. The maximum thermal conductivity of the PCC with 2 wt% Al2O3 was 1.373 W/m∙K, corresponding to an enhancement of 303%. Zhang et al. [233] utilized ZnO whiskers as ...
Thermal ConductivityElectrical ConductivityAluminum AlloysTo assess the effect of the dispersion of AlOnanoparticles into A356 Al alloy on both the electrical and thermal conductivities, A356/AlOmetal matrix nanocomposites (MMNCs) were fabricated using a combination of rheocasting and squeeze casting ...
p pWe fabricated a novel vascular endothelial growth factor (VEGF)-loaded poly(lactic-itco/it-glycolic acid) (PLGA)-nanoparticles (NPs)-embedded thermo-sen... H Geng - 《Nano Biomedicine & Engineering》 被引量: 70发表: 2011年 Effective Thermal Conductivity of Fluid-Saturated Porous Mica Ceramic...