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Now showing items 11-20 of 24
Analysis and optimization of fuel cell based integrated powering systems for clean rail applications
(2019-08-01)
In this thesis, proposals of novel integrated fuel cell powering systems for cleaner railway applications are presented and analyzed thermodynamically. Both energy and exergy analyses are conducted on these systems for ...
Experimental investigation and analysis of a new light-based hydrogen production system
(2014-12-01)
Due to the world’s increasing population and the rising standard of living, global energy demand is expected to keep increasing. The limited nature of fossil fuels and their non-homogenous global distribution along with ...
Investigation of drying conditions for dental practice loads
(2019-04-01)
This thesis investigates different drying techniques for dental practice loads experimentally and numerically. Several experiments are carried out by changing both top and bottom wall temperatures while changing the ranges ...
Development of a new integrated sustainability assessment model for energy systems
(2017-07-01)
This thesis presents a novel and comprehensive sustainability assessment model for energy systems. The model features an integrated approach and encompasses various multi-disciplinary areas of study, which influence energy ...
Investigation of a hydrogen production process through aluminum and water chemical reaction
(2019-12-01)
This thesis reported a novel hydrogen production experimental set up, which utilized the chemical reaction between aluminum and water to produce hydrogen. The constructed experimental setup had an aluminum powder spraying ...
Investigation of sustainable hydrogen production from steam biomass gasification
(2010-12-01)
Hydrogen is a by-product of the gasification process and it is environmentally friendly with respect to pollution and emission issues when it is derived from a CO2-neutral resource such as biomass. It is an energy carrier ...
Experimental and theoretical investigations of magnesium-chlorine cycle and its integrated systems
(2015-01-01)
This study aims to investigate the feasibility of the Mg-Cl hybrid thermochemical cycle and to develop a more cost and energy effective cycle. There are five key elements of this study: (i) modeling and simulation of the ...
Design, analysis and optimization of novel photo electrochemical hydrogen production systems
(2013-04-01)
Hydrogen is a green-energy carrier with a high heat of combustion. If obtained from renewable sources, it could be the ultimate and environmentally benign solution for the future energy requirements. This thesis presents ...
Development and investigation of an ammonia synthesis reactor
(2018-08-01)
Ammonia production has gained increasing attention in the last decade due to its importance as a feedstock and an energy carrier. In the present thesis study, two novel ammonia production systems are presented. The first ...
Comparative study of various hydrogen production methods for vehicles.
(2014-12-01)
Hydrogen as an energy carrier is a promising candidate to store green energy and it has a
potential to solve various critical energy challenges. Although, hydrogen is a clean
energy carrier, the possible negative impacts ...