Browsing Faculty of Engineering & Applied Science by Title
Now showing items 440-459 of 567
-
Paper-based microfluidic device with a gold nanoparticle sensor for arsenic detection applied to groundwater in Bangladesh
(2016-10-01)This study demonstrates the development of a paper-based microfluidic device (μPAD) with a gold nanosensor (Au-TA-TG) to detect arsenic contamination in Bangladesh groundwater at the World Health Organization (WHO) ... -
Parallel design optimization of multi-trailer articulated heavy vehicles with active safety systems
(2013-04-01)Multi-trailer articulated heavy vehicles (MTAHVs) exhibit unstable motion modes at high speeds, including jack-knifing, trailer swing, and roll-over. These unstable motion modes may lead to fatal accidents. On the other ... -
Parametric investigation of flow-sound interaction mechanism of circular cylinders in cross-flow
(2016-12-01)Flow-excited acoustic resonance in heat exchangers has been an ongoing issue for the past century. The main challenge in this issue, is in the actual prediction of the resonance occurrence. This is due to the complexity ... -
Partial separation of an azeotropic mixture of hydrogen chloride and water and copper (ii) chloride recovery for optimization of the copper-chlorine cycle
(2017-09-01)An atmospheric-pressure distillation system is designed and constructed to partially separate hydrochloric acid and water. The system concentrates HCl(aq) between the electrolyzer and hydrolysis steps of the Copper-Chlorine ... -
Passive damping mechanism of Herschel-Quincke tubes for pressure pulsations in piping systems
(2018-12-01)The acoustic pressure pulsations in industrial piping systems can induce fluctuating loads on inline equipment which may cause fatigue failure and in severe cases, initiate a phenomenon known as acoustic resonance. Passive ... -
Passive methods for suppressing acoustic resonance excitation in shallow rectangular cavities.
(2014-08-01)The flow-excited acoustic resonance in shallow rectangular cavities can be a source of severe noise and/or excessive vibration. This phenomenon is excited when one of the acoustic modes in the accommodating enclosure is ... -
Performance analysis of gas turbine cogeneration systems.
(2014-06-01)Cogeneration is a highly efficient approach to generating electricity and process heat from the same fuel source. It is an approach of utilizing waste energy products for a useful purpose that significantly improves the ... -
Performance and emission characteristics of natural gas combined cycle power generation system with steam injection and oxyfuel combustion.
(2014-08-01)Natural gas combined cycle power generation systems are gaining popularity due to their high power generation efficiency and reduced emission. In the present work, combined cycle power generation configuration systems ... -
Performance assessment of transient behaviour of small wind turbines
(2009-08-01)Small wind turbine installations have a variety of potential uses, each with unique performance demands and operating conditions. Many applications require that the turbine is placed in wind conditions that are not ideal ... -
Performance improvement for robotic mechanisms by: synthesis design, dynamic balancing and adaptive control techniques
(2016-05-01)Robotics have been used in many arenas, such as manufacturing, medical, and space. Currently, the use of robotics is limited with respect to performance capabilities. Improving the performance of robotic mechanisms is a ... -
Performance investigation of various cold thermal energy storages
(2008-07-01)This study deals with solidification and melting of some typical encapsulated ice thermal energy storage geometries. Using ANSYS GAMBIT and FLUENT 6.0 software, HTF fluid motion past encapsulated water (ice) geometries, ... -
Performance of wide band gap switching devices in DC/DC converters of electric vehicles
(2016-10-01)Low losses fast switching wide band gap (WBG) semiconductors, such as Gallium Nitride (GaN) and Silicon Carbide (SiC), are becoming viable candidates for DC/DC converters switches in the powertrain of electric vehicle (EV). ... -
Performance trade-off analysis in bidirectional network beamforming.
(2011-10-01)This research examines a two-way relay network consisting of two transceivers and multiple parallel relays, which are equipped with single antennas and operate in a halfduplex mode. In this system, the two transceivers ... -
Piezoelectric flexing and output voltage of a microchannel heat engine
(2010-08-01)In this thesis, a new model is formulated for a piezoelectric membrane and fluid motion in a microchannel heat engine. A new slug flow model is developed for droplet motion in a circular cross-section channel. The model ... -
A POMDP framework for antenna selection and user scheduling in multi-user massive MIMO systems
(2022-04-01)We use a partially observable Markov decision process (POMDP) framework to design a resource allocation policy for downlink transmit beamforming at a multi-antenna BS that is equipped with a massive number of antennas and ... -
Power allocation in energy harvesting two-way relay systems
(2015-04-01)In this thesis, we consider two-way relaying in a wireless communication system with two transceivers and one relay node. In such a model, two scenarios are taken into account: a system with one energy harvesting (EH) relay ... -
Power efficient designs for 5G wireless networks
(2021-01-01)In this dissertation, to step forward towards green communication, we study power efficient solutions in three potential 5G wireless networks, namely an asynchronous multicarrier two-way Amplify-and-Forward (AF) relay ... -
Power-optimal MIMO two-way relay networks
(2018-04-01)In this dissertation, we study MIMO two-way relay networks consisting of singleantenna users which wish to exchange information with the help of multiple multiantenna relays. The problem we aim to solve is to minimize the ... -
Power-optimal network beamforming in single-carrier asynchronous two-way relay networks
(2015-09-01)In this thesis, we consider a single-carrier asynchronous two-way relay network, where the relays employ amplify-and-forward (AF) signaling in a multiple access broadcast channel (MABC) protocol to enable a bi-directional ... -
Powertrain technology and cost assessment of battery electric vehicles
(2010-04-01)This thesis takes EV from the late 90’s as a baseline, assess the capability of today’s EV technology, and establishes its near-term and long-term prospects. Simulations are performed to evaluate EVs with different ...