Results 1 to 10 of about 636,851 (188)

Numerical Modeling and Experimental Validation of Heat Transfer Characteristics in Small PTCs with Nonevacuated Receivers

open access: yesSolar, 2023
The development of small-sized parabolic trough collectors (PTCs) for processing heat production at medium temperatures (100–250 °C) represents an interesting approach to increase the utilization of solar thermal technologies in industrial applications ...
Amedeo Ebolese   +4 more
doaj   +1 more source

Using liquefied petroleum gas to reduce the operating cost of the Ankerlig peaking power plant in South Africa

open access: yesJournal of Energy in Southern Africa, 2022
Along with the load-shedding problem that Eskom is having with the current generation system, the operator is forced to use its peaking plants at Ankerlig and Gourikwa in the Western Cape much more than planned.
S. Clark, C. McGregor, J.L. van Niekerk
doaj   +1 more source

VISproPT: A high-precision instrument for 3D shape analysis of parabolic trough panels [version 1; peer review: 2 approved, 1 approved with reservations]

open access: yesOpen Research Europe, 2023
In Concentrating Solar Power plants, reflective panels are used to redirect solar radiation towards a receiver. Because the panel shape drives the radiation distribution around the focus where the receiver is placed, the 3D measurement is fundamental to ...
Marco Montecchi   +2 more
doaj   +1 more source

VISproPT: A high-precision instrument for 3D shape analysis of parabolic trough panels [version 2; peer review: 2 approved, 1 approved with reservations]

open access: yesOpen Research Europe, 2023
In Concentrating Solar Power plants, reflective panels are used to redirect solar radiation towards a receiver. Because the panel shape drives the radiation distribution around the focus where the receiver is placed, the 3D measurement is fundamental to ...
Marco Montecchi   +2 more
doaj   +1 more source

Wind tunnel test study on the wind load variation law of a point focus solar furnace

open access: yesFrontiers in Energy Research, 2023
This work studied the wind load acting on a point focus solar furnace composed of a 110 m2 heliostat and a 77 m2 concentrator through wind tunnel testing.
Mingfei He   +19 more
doaj   +1 more source

Comparative analysis of insulated floating cover of water pit thermal energy storage

open access: yesEnergy Reports, 2023
Water pit thermal energy storage (PTES) as a sensible heat storage technology has been applied in many places with significant success. The insulated floating cover (IFC) of water pit is the key component of the PTES thermal storage efficiency and ...
Mingfei He   +6 more
doaj   +1 more source

Integration design and control strategy of sCO 2 Brayton cycle for concentrated solar power system

open access: yesEnergy Reports, 2023
The concentrated solar power (CSP) system integrated with supercritical carbon dioxide (sCO 2) Brayton cycle is considered as the major development trend of clean energy technology in mitigating climate change and promoting sustainable energy owing to ...
Feng Hu, Zhifeng Wang
doaj   +1 more source

Experimental Performance Analysis of Adsorption Modules with Sintered Aluminium Fiber Heat Exchangers and SAPO-34-Water Working Pair for Gas-Driven Heat Pumps: Influence of Evaporator Size, Temperatures, and Half Cycle Times

open access: yesEnergies, 2022
A major challenge for gas-driven adsorption heat pumps is the production of compact, efficient, and cost-effective adsorption modules. We present the experimental data of a design based on sintered aluminum fiber heat exchangers, a technology currently ...
Andreas Velte   +2 more
doaj   +1 more source

Investigation of the energy performance of a novel modular solar building envelope [PDF]

open access: yes, 2017
The major challenges for the integration of solar collecting devices into a building envelope are related to the poor aesthetic view of the appearance of buildings in addition to the low efficiency in collection, transportation, and utilization of the ...
Jin, Hong   +4 more
core   +6 more sources

Thermal regimes in solar-thermal linear collectors [PDF]

open access: yesSolar Energy, 2011
Abstract The physics of linear receivers is analysed, including the effects of the natural aperture of the solar radiation (32′ conical angle) on the radiation concentration achievable with a given geometry. This analysis is oriented to identify features of the thermal performance of the receiver in different radiation conditions.
Javier Munoz   +2 more
openaire   +1 more source

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