Many factors to be appropriately addressed in moving towards energy sustainability are examined. These include … harnessing sustainable energy sources, utilizing sustainable energy carriers, increasing efficiency, reducing environmental … with the approach put forward, and options for energy sustainability and the broader objective of sustainability. Energy …

operating conditions on the thermodynamic performance of the PGM process have been analyzed. Considering the energy and exergy … melting. The energy and exergy in each section has been calculated. According to different usage of syngas, two kinds of … energy and exergy efficiencies are defined. The results show that the PGM process produces a tar-rich syngas. When …

performance PV/T technology that can contribute to significant fossil fuel energy saving and carbon emission. …Objective of the paper is to present an investigation into the dynamic performance of a novel solar photovoltaic … to address the energy balances occurring in different parts of the system, e.g., glazing cover, PV cells, fin sheet, loop …

The aim of this work is to investigate theoretically and experimentally the performance characteristics of a commercial … quantity of fuel used and the exhaustion gases over the engine performance and environmental impact are presented and analyzed …

energy and exergy efficiencies of all three zones of salt-gradient solar pond are presented. Need of the evaluation and … saving a large quantity of energy from degradation as well as exergy destruction due to the use of ‘energy based on fossil …Solar energy technologies and their applications are as relevant today as they were in 1950s. A comprehensive review of …

The present study highlights the exergetic performance characteristics of an underground air tunnel for greenhouse … and installed in the Solar Energy Institute, Ege University, Izmir, Turkey. Underground air tunnel systems, also known as … greenhouses, renewable energy sources should be utilized as much as possible. It is expected that effective use of underground air …

In this paper, an energy and exergy analysis is performed on four different wind power systems, including both … respect to both the first and second laws of thermodynamics. The aerodynamic performance of each system is numerically …

cooling along with evaporative aftercooling has an obvious increase in the energy and exergy efficiency compared to the basic …In this paper, exergy method is applied to analyze the gas turbine cycle cogeneration with inlet air cooling and … evaporative aftercooling of the compressor discharge. The exergy destruction rate in each component of cogeneration is evaluated …

In this paper, energy and exergy analyses of the geothermal-based hydrogen production via thermochemical water … decomposition using a new, four-step copper–chlorine (Cu–Cl) cycle are conducted, and the respective cycle energy and exergy … performance are affected by reference environment temperatures, reaction temperatures, as well as energy efficiency of the …