Search
Now showing items 11-20 of 22
Experimental investigation of a catalyst under various solar light conditions for hydrogen production.
(2013-09-01)
The light absorption characteristics of the photocatalyst {[Ru(bpy)2(dpp)]2RhBr2}5+ and
the photochemical Ru(bpy)2(dpp)2+ is investigated. Extinction coefficient versus
wavelength is determined for both a low intensity ...
Thermodynamic performance assessment of three biomass-based hydrogen production systems
(2010-04-01)
Hydrogen is likely to be an important energy carrier in the future. It can be produced by the steam reforming of natural gas, coal gasification and water electrolysis among other processes. However current processes are ...
Development of a new hybrid photochemical/electrocatalytic water splitting reactor for hydrogen production: design, analysis and experiments
(2012-01-01)
Solar-driven water splitting combines several attractive features for sustainable
energy utilization. The conversion of solar energy to a type of storable energy has crucial
importance. An alternative method to hydrogen ...
Investigation of novel ammonia production options using photoelectrochemical hydrogen
(2017-01-01)
Hydrogen and ammonia are two of the most significant clean fuels, energy carriers and storage media in the near future. Production of these chemicals are desired to be environmentally friendly. Renewable energy, in particular ...
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 investigation and analyses of continuous type hybrid photoelectrochemical hydrogen production systems
(2016-01-01)
Hydrogen is a highly versatile energy carrier that may become one of the key pillars to support the future CO2-free energy infrastructure. When used in fuel cells, H2 is converted to water and it gives little or zero exhaust ...
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 ...
Design, analysis and experimental investigation of Cu-Cl based integrated systems
(2013-01-01)
Burning fossil fuels for power generation results in emissions of greenhouse gases such as carbon dioxide (CO2) and air pollutants such as nitrogen oxides (NOx) and sulfur oxides (SOx), which are harmful to living creatures ...
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 ...
Kinetics and transport phenomena in the chemical decomposition of copper oxychloride in the thermochemical Cu-CI Cycle
(2012-04-01)
The thermochemical copper-chlorine (Cu-Cl) cycle for hydrogen production
includes three chemical reactions of hydrolysis, decomposition and electrolysis. The
decomposition of copper oxychloride establishes the high-temperature ...