نتایج جستجو برای: nano fluid
تعداد نتایج: 269597 فیلتر نتایج به سال:
In this study, nonlocal nonlinear instability and the vibration of a double carbon nanotube (CNT) system have been investigated. The Visco-Pasternak model is used to simulate the elastic medium between nanotubes, on which the effect of the spring, shear and damping of the elastic medium is considered. Both of the CNTs convey a viscose fluid and a uniform longitudinal magnetic field is applied t...
In any metal cutting machining operation, the fluid plays important role by cooling tool and surface of work piece, also chips are removed from heat affected zone. However, misuse wrong methods its disposal can affect human health environment badly. This paper presents a review research papers published regarding MQL-based application mineral oils, vegetable oils nano fluid-based fluids for dif...
natural convective heat transfer of nano-fluid in porous media is present in many advanced engineering applications. in this work, this problem has been computationally simulated, using lbm. the configuration used includes a cold exterior region and hot interior cylinders with one-, two-, or three-cylinder arrangements. however, the effective area for heat transfer has been kept the same for al...
Intradermal delivery of antigens for vaccination is a very attractive approach since the skin provides a rich network of antigen presenting cells, which aid in stimulating an immune response. Numerous intradermal techniques have been developed to enhance penetration across the skin. However, these methods are invasive and/or affect the skin integrity. Hence, our group has devised zinc oxide (Zn...
Abstract The introduction of different additives into the cooling and lubrication systems in metal cutting process, contributed to improving machining process sustainability. Different types can help reduce friction, wear contact surfaces, improve heat dissipation from zone, etc. With development nanotechnology, great focus has been placed on investigation using nano-particles, nano-additives n...
langevin equation for a nano-particle suspended in a laminar fluid flow was analytically studied. the brownian motion generated from molecular bombardment was taken as a wiener stochastic process and approximated by a gaussian white noise. euler-maruyama method was used to solve the langevin equation numerically. the accuracy of brownian simulation was checked by performing a series of simulati...
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