Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Dimitrios Grimekis"'
Publikováno v:
Renewable Energy. 154:252-269
The use of biomass in combined heat and power (CHP) plants with district heating and cooling is necessary for achieving decarbonization targets. While in traditional biomass plants steam temperature is below 520 °C, new developments can lead to ultr
Autor:
Tryfon C. Roumpedakis, Dimitrios Grimekis, George Kallis, Sotirios Karellas, Despina Magiri-Skouloudi
Publikováno v:
Renewable Energy
Within the context of the HVAC sector decarbonization, the market of solar driven heating and cooling systems has expanded significantly over the last years. The ZEOSOL system has as its key principle the coupling of a 12.5 kWc hybrid zeolite-water a
Autor:
Sotirios Giannoulidis, Kyriakos D. Panopoulos, Konstantina Manou, Dimitrios Grimekis, Sotirios Karellas
Publikováno v:
International Journal of Greenhouse Gas Control. 81:83-92
Aqueous potassium carbonate solutions are suitable for capturing CO2 from flue gases and process gases with a low heat duty for regeneration. However, their absorption rate and capacity can be further improved by promoters. In this study, an experime
Autor:
Kyriakos D. Panopoulos, Christian Ludwig, Philip Edinger, Dimitrios Grimekis, Sotirios Karellas
Publikováno v:
Journal of Environmental Chemical Engineering. 5:4173-4184
The removal of sulfur compounds in biomass gasification processes is crucial to protect downstream equipment. While conventional sorbent materials can retain H2S, many fail to capture heterocyclic sulfur compounds such as thiophene (C4H4S). This work
Publikováno v:
Applied Thermal Engineering. 183:116202
The present study includes a thermodynamic and techno-economic assessment of Organic Rankine Cycle (ORC) for waste heat recovery (WHR) from three types of waste heat sources in biomass-fuelled integrated gasification combined cycle (BIGCC) plants equ
Autor:
Sotirios Karellas, Dimitrios Grimekis, E. Kakaras, Chr. Christodoulou, Kyriakos D. Panopoulos, Despina Vamvuka
Publikováno v:
Fuel. 132:71-81
Cake residues derived from seed crops after oil extraction could be used as fuel to cover a part of heat or power demands of such a procedure. These can be accomplished effectively via thermochemical processing, such as gasification. Contrary to the
Autor:
Chr. Christodoulou, E. Kakaras, E.P. Pachatouridou, Dimitrios Grimekis, E.F. Iliopoulou, Kyriakos D. Panopoulos
Publikováno v:
Fuel Processing Technology. 124:275-285
Calcined olivine is a cheap, active material that can be employed as an in-situ catalyst to reduce the tar content of fuel gas produced during air-blown gasification of biomass in a fluidized bed. In the present work, a series of tests were conducted