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Now showing items 81-90 of 96
Design and development of exclusive modulation techniques for effective power regulation in dual two-level-inverter-fed open-ended winding traction motors
(2019-04-01)
An integral part of an EV propulsion system is the traction drive. The existing two-level inverter drives reportedly has several drawbacks. Multilevel inverter has been proposed as an improvement over the conventional ...
Miniaturization of features in microfluidic paper-based analytical devices for user-friendly testing and diagnosis using small sample volumes
(2019-04-01)
Microfluidic paper-based analytical devices (µPADs) are a promising platform for analytical testing, particularly for medical diagnosis. One of the main advantages of µPADs is the capacity for inexpensive, portable and ...
Pushing the limits of traditional unsupervised learning
(2018-08-01)
Unsupervised learning has important applications in extremely large data settings such as in medical, biological, social, and environmental data. Typically in these settings, copious amounts of data are collected, with the ...
Effective modeling of advanced filters and multiplexing networks
(2019-06-01)
Microwave filters and multiplexers are widely used in all types of electronic systems. This research focuses on advanced filters and multiplexers for applications in communication satellites with stringent requirements and ...
Design and optimization of dielectric resonator antenna arrays based on substrate integrated waveguide technology for millimeter-wave applications
(2016-05-01)
With the lower frequency bands heavily crowded, the millimeter wave (MMW) frequency band has attracted a lot of attention, offering a wide range of applications. It also introduces new challenges to the research community. ...
Multiphase flow and chemical reactor thermodynamics for hydrolysis and thermochemical production
(2012-08-01)
Current techniques of hydrogen production (primarily reformation of fossil fuels) are
unsustainable, releasing CO2 into the atmosphere, as well as consuming limited reserves
of fossil fuels. The copper-chlorine cycle is a ...
Ultrasonic array imaging for multi-layer materials in non-destructive testing applications.
(2014-12-01)
Ultrasonic imaging for a multi-layer medium is a common challenge in seismology,
medical diagnosis, and non-destructive testing. One application for multi-layer imaging
is ultrasonic immersion test where the material ...
Experimental design, analysis and improvement of a Marnoch Heat Engine with heat recovery.
(2013-01-01)
This research examines the prototyping of a Marnoch Heat Engine (MHE) and
conducts thermodynamic and heat transfer analyses of this heat engine with a waste heat
recovery system. The heat source for the MHE can be low ...
Development, optimization and simulation of hybrid electric heavy duty truck with self-propelled trailer.
(2014-11-01)
The hybrid electric drivetrain has significant ability to reduce fuel consumption and
increase the efficiency. The application of this type of drivetrain has been investigated for
different vehicle models. The hybridization ...
Learning-based adaptive design for dynamic spectrum access in cognitive radio networks.
(2014-10-01)
This thesis is concerned with dynamic spectrum access in cognitive radio networks.
The main objective is designing online learning and access policies which maximize
the total throughput of the secondary users in a ...