Results 31 to 40 of about 2,465 (291)

Genetic algorithm optimization of heliostat field layout for the design of a central receiver solar thermal power plant

open access: yesHeliyon, 2023
The heliostat field layout in a central receiver solar thermal power plant has significant optical losses that can ultimately affect the overall output power of the plant.
Muhammad Haris   +8 more
doaj   +1 more source

CFD Modeling of the Solar Two Central Tower System Receiver [PDF]

open access: yes, 2018
Nowadays, CSP technologies cannot compete on price, for example, with photovoltaics (solar panels), which have been subjected to a huge growth in these last years because of the falling prices of the panels and a much smaller operating cost, as well as ...
Simone Pastura (7972544)
core   +2 more sources

A Novel Hybrid CSP-PV Power Plant Based on Brayton Supercritical CO2 Thermal Machines

open access: yesApplied Sciences, 2023
A novel hybrid CSP-PV power plant is presented. Instead of the integration used in current hybrid power plants, where part of the PV production is charged into the thermal energy storage system through electrical resistors, the proposed system integrates
José Ignacio Linares   +5 more
doaj   +1 more source

Modeling of Irradiance Attenuation from a Heliostat to the Receiver of a Solar Central Tower

open access: yesEnergy Procedia, 2014
AbstractA test bench located at Jabal Hafeet Mountain in Abu Dhabi has been prepared. Four pyrheliometers located at different altitudes from 340 m to 1035 m above mean sea level continuously recorded the Direct Normal Irradiance (DNI) with high accuracy.
Tahboub, Z.   +3 more
openaire   +1 more source

Chapter Techno-Economic Optimization and Benchmarking of a Solar-Only Powered Combined Cycle with High-Temperature TES Upstream the Gas Turbine [PDF]

open access: yes, 2019
This work presents a techno-economic parametric study of an innovative central receiver solar thermal power plant layout that applies the combined cycle (CC) as thermodynamic power cycle and a multi-tower solar field configuration together with open ...
Sánchez, Marcelino   +7 more
core   +1 more source

Thermodynamic Analysis of a Combined Recompression Supercritical Carbon Dioxide Brayton Cycle With an Organic Flash Cycle for Hybrid Solar-Geothermal Energies Power Generation

open access: yesFrontiers in Energy Research, 2022
Exploring renewable energy is beneficial for ameliorating the energy crisis and reducing environmental emissions. The hybrid utilization of solar and geothermal energies is an effective way to improve the existing energy consumption structure dominated ...
Yi Que   +4 more
doaj   +1 more source

Preliminary discrete element modeling of a falling particle curtain for CSP central tower receivers [PDF]

open access: yesAIP Conference Proceedings, 2016
Current methods used to simulate the curtain thickness in a falling particle receiver lead to a poor agreement with the experiments. Here the Discrete Element Method (DEM) is proposed to address the problem, including both the top hopper and the interactions between particles in the model.
ZANINO, Roberto   +3 more
openaire   +1 more source

District Cooling Using Central Tower Power Plant [PDF]

open access: yes, 2014
During the operation of solar power towers there are occasions, commonly in the summer season, where some of the heliostats have to stop focusing at the central receiver, located at the top of the tower, because the maximum temperature that the receiver ...
Sánchez-Delgado, S.   +3 more
core   +1 more source

Optical Benchmarking of a Novel Polar Bi-Focal Beam-Down Tower Concept

open access: yesSolarPACES Conference Proceedings
Small-scale modular CSP systems using polar heliostat field arrangements reduce cosine losses significantly and – by integrating a secondary beam-down reflector – enable novel receiver concepts.
Peter Schöttl   +2 more
doaj   +1 more source

Thermal and mechanical stresses in bayonet tubes of solar central receivers working with molten salt and liquid sodium

open access: yesResults in Engineering, 2020
One of the most promising technologies for solar thermal power are solar power towers (SPTs), in which direct solar radiation is redirected by heliostats to a receiver located on top of a tower.
Rafael Pérez-Álvarez   +2 more
doaj   +1 more source

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