Results 21 to 30 of about 24,366 (227)

Analysis of internal helically finned tubes for parabolic trough design by CFD tools [PDF]

open access: yes, 2011
This paper has analysed the effect of the utilization of internal finned tubes for the design of parabolic trough collectors with computational fluid dynamics tools.
Alberto Abánades   +21 more
core   +2 more sources

Performance Simulation of Solar Trough Concentrators: Optical and Thermal Comparisons

open access: yesEnergies, 2023
The solar trough concentrator is used to increase the solar radiation intensity on absorbers for water heating, desalination, or power generation purposes. In this study, optical performances of four solar trough concentrators, viz.
Fei Cao   +4 more
doaj   +1 more source

Parabolic Trough Solar Technology [PDF]

open access: yes, 2012
Parabolic trough (solar) collectors (PTCs) are technical devices to collect the energy in the form of solar radiation and convert it typically into thermal energy at temperature ranges of 150-500°C at industrial scale. The cylindrical trough shape of the reflecting surface with parabolic section of the mirror shape has the ability to concentrate the ...
openaire   +3 more sources

Dynamic Modelling and Advanced Process Control of Power Block for a Parabolic Trough Solar Power Plant

open access: yesEnergies, 2021
A fundamental task in the dynamic simulation of parabolic trough power plants (PTPP) is to understand the behavior of the system physics and control loops in the presence of weather variations.
Wisam Abed Kattea Al-Maliki   +4 more
doaj   +1 more source

Research on Temperature Control of Trough Solar Collector

open access: yesZhongguo dianli, 2020
In order to control the outlet temperature of the heat transfer fluid within reasonable range, it is necessary to develop a fast-response and effective control system for the outlet temperature in the parabolic trough solar plants.
Hui XU, Xin LI, Ershu XU
doaj   +1 more source

Distribution of Energy Density and Optimization on the Surface of the Receiver for Parabolic Trough Solar Concentrator

open access: yesInternational Journal of Photoenergy, 2015
The geometrical optics model about the offset effect of solar rays by the thickness of concentrating mirror and the diametric solar model were established.
Fei Chen, Ming Li, Peng Zhang
doaj   +1 more source

Performance Simulation Comparison for Parabolic Trough Solar Collectors in China

open access: yesInternational Journal of Photoenergy, 2016
Parabolic trough systems are the most used concentrated solar power technology. The operating performance and optical efficiency of the parabolic trough solar collectors (PTCs) are different in different regions and different seasons.
Jinping Wang   +3 more
doaj   +1 more source

Control of a Solar Energy Systems [PDF]

open access: yes, 2012
8th IFAC Symposium on Advanced Control of Chemical ProcessesThe International Federation of Automatic Control Singapore, July 10-13This work deals with the main control problems found in solar power systems and the solutions proposed in literature.
Berenguel Soria, Manuel   +1 more
core   +1 more source

Modeling and simulation to determine the thermal efficiency of a parabolic solar trough collector system

open access: yesCase Studies in Thermal Engineering, 2019
This study presents a reduced order mathematical model to calculate the heat transfer in steady state in a parabolic trough collector, in which the radial and axial temperature profile of the system is obtained.
Sergio Quezada–García   +3 more
doaj   +1 more source

Stability and Thermal Properties Study of Metal Chalcogenide-Based Nanofluids for Concentrating Solar Power [PDF]

open access: yes, 2019
Nanofluids are colloidal suspensions of nanomaterials in a fluid which exhibit enhanced thermophysical properties compared to conventional fluids. The addition of nanomaterials to a fluid can increase the thermal conductivity, isobaric-specific heat ...
Aguilar Sánchez, María Teresa   +7 more
core   +2 more sources

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