Browsing Mechanical Engineering by Title
Now showing items 369-388 of 465
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A preconditioned multigrid for simulation of atmospheric flow and wind turbine wakes
(Elsevier, 2015-11-20)This paper demonstrates a low Mach number preconditioning formulation for high Reynolds number, low Mach number atmospheric flows. The preconditioning is implemented together with multigrid approach into a multistage solver ... -
Predicting heat transfer for low- and high-frequency central-orifice synthetic jets
(IEEE, 2016-04)As electronic devices are becoming more compact each day, the more effective and efficient active cooling technologies are needed. Microfluidic devices, such as synthetic jets, serve as a potential candidate to fulfill the ... -
Predicting heat transfer from unsteady synthetic jets
(ASME, 2012-05-31)Synthetic jets are piezo-driven, small-scale, pulsating devices capable of producing highly turbulent jets formed by periodic entrainment and expulsion of the fluid in which they are embedded. The compactness of these ... -
Predicting the performance of pressure-swirl atomizers
(Begell House Inc., 2018)The purpose of this study is to evaluate the semiempirical correlations that are found in the literature by comparing them with all of the applicable experimental data that are also taken from the literature. Presentation ... -
A prelude to the fundamentals and applications of radiation transfer
(Springer Nature, 2018)Radiation transfer is one of the three pillars of heat transfer processes, along with conduction and convection. It is essential for any high-temperature industrial process taking place in combustion chambers, flames and ... -
Pressure drop and heat transfer characteristics of nanofluids in horizontal microtubes under thermally developing flow conditions
(Elsevier, 2015-10)This study presents pressure drop and heat transfer characteristics of water based nanofluids with TiO2 and Al2O3 nanoparticles of various mass fractions in horizontal smooth hypodermic microtubes with an outer diameter ... -
Preview control-based jumping and spot-jogging trajectory generation for quadruped robots
(IEEE, 2023)This work presents a vertical center of mass (CoM) trajectory generation approach based on preview control for quadruped robots to accomplish agile locomotion tasks such as jumping and jogging. Conventionally, preview ... -
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Promoting photocatalytic cleaning efficiency of textile finishing solutions with nanoboron as a p‐type dopant
(Wiley, 2019-12-18)Boron is a commonly used p-type dopant for semiconductor and photonic applications. In this study, standard photocatalytic titanium dioxide (TiO2) particles were doped with nanosized boron particles and coated on textiles ... -
Proof of concept for robot-aided upper limb rehabilitation using disturbance observers
(IEEE, 2015-02)This paper presents a wearable upper body exoskeleton system with a model-based compensation control framework to support robot-aided shoulder-elbow rehabilitation and power assistance tasks. To eliminate the need for EMG ... -
Publisher correction: A biomimicry design for nanoscale radiative cooling applications inspired by Morpho didius butterfly
(2019-02-26)A correction to this article has been published and is linked from the HTML and PDF versions of this paper. The error has been fixed in the paper. The original PDF version of this Article contained a truncated Figure 4. ... -
PVA/gelatin-based hydrogel coating of nickel-titanium alloy for improved tissue-implant interface
(Springer, 2021-05)Nickel-titanium shape memory alloys have attracted notable interest for biomedical applications due to their unique properties. However, there are still some concerns on the potential release of nickel ions causing adverse ... -
Radiative energy and exergy analyses of spectrally-selective surfaces for CSP systems
(Inderscience Enterprises Ltd., 2018)This work presents a new methodology for calculations of spectral radiative energy and radiative exergy to evaluate the performances of concentrated solar power (CSP) systems. Spectral radiative properties and the operating ... -
Radiative transfer configuration factor catalog: a listing of relations for common geometries
(Elsevier, 2011-03)An on-line compilation of radiation configuration factors for over 300 common geometries is provided as a supplementary material from the JQSRT web site at doi:10.1016/j.jqsrt.2010.10.002. The factors are gathered from ... -
Rapid heating and cooling chamber for a photonics junction measurement system
(IEEE, 2020)Since many industrial applications require heat treatment processes or validation tests under certain ambient temperatures, thermal design is a key issue to be considered in order to ensure fast heating and cooling ... -
Real-time needle tip localization in 2D ultrasound images for robotic biopsies
(IEEE, 2015)In this paper, real-time needle tip tracking method using 2D ultrasound (US) images for robotic biopsies is presented. In this method, the needle tip is estimated with the Gabor filter based image processing algorithm, and ... -
Recent advances in simulating gas permeation through MOF membranes
(Royal Society Publishing, 2021-08-21)In the last two decades, metal organic frameworks (MOFs) have gained increasing attention in membrane-based gas separations due to their tunable structural properties. Computational methods play a critical role in providing ... -
Reducing charging costs for electric vehicles with bi-directional charging
(IEEE, 2023)Electric vehicles (EVs) have gained popularity as eco-friendly and energy-efficient modes of transportation. How-ever, the high cost of charging infrastructure remains a significant barrier to the widespread adoption of ... -
Resolving 500 nm axial separation by multi-slice X-ray ptychography
(International Union of Crystallography, 2019-03)Multi-slice X-ray ptychography offers an approach to achieve images with a nanometre-scale resolution from samples with thicknesses larger than the depth of field of the imaging system by modeling a thick sample as a set ... -
A retrospective view on‘‘3-dimensional radiation in absorbing, emitting and scattering media using discrete-ordinates approximation’’by J.S.Truelove
(Elsevier, 2010-06)Discrete-ordinates (DO) approximations to the radiative transfer equation in three- dimensional enclosures have extensively been used during the last three decades. The 1988 paper by Truelove [1] is one of the pioneering ...
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