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Título
Micro Gas Turbine and Solar Parabolic Dish for distributed generation
Autor(es)
Materia
Thermal energy engineering
Solar Parabolic Dish
Distributed generation
Brayton cycle
Micro gas turbine
Thermodynamic model
Fecha de publicación
2018-03-19
Citación
Santos, M.J., Vega, E., Merchán, R.P., García, J., Medina, A., Calvo, A. Micro Gas Turbine and Solar Parabolic Dish for distributed generation. ICREPQ (International Conference on Renewable Energies and Power Quality), Salamanca, 2018
Resumen
[EN]A thermodynamic model for a Brayton-like microturbine
in combination with a solar parabolic dish is analyzed in
order to evaluate its efficiency under any ambient condition. The
thermodynamic cycle is a recuperative Brayton cycle with
internal irreversibilities in the recuperator, compressor and
turbine and external losses associated to the heat transfers in the
solar receiver, the combustion chamber, and the environment.
All the irreversibilities have been taken into account in the
model with home-software elaborated using Mathematicaâ.
The model validation is done by comparison with results
provided by Semprini et al. [1]. An analysis of hybrid and
sunless performance is carried out for four different microturbine
power outlets (30, 23, 15 and 7 kWe) and for four days
of the year (corresponding to each season). The greenhouse
emissions are also calculated for both off-design performance
and for the four power output levels.
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