Results 21 to 30 of about 934,131 (338)

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

Optimized Regulation of Hybrid Adiabatic Compressed Air Energy Storage System for Zero-Carbon-Emission Micro-Energy Network

open access: yesFrontiers in Energy Research, 2021
Improving electricity and heat utilization can speed up China’s decarbonization process in the northwest villages on the Qinghai-Tibet Plateau. In this paper, we proposed an architecture with zero-carbon-emission micro-energy network (ZCE-MEN) to ...
Qiwei Jia   +8 more
doaj   +1 more source

All Optical Measurement Proposed for the Photovoltaic Hall Effect [PDF]

open access: yesJ. Phys.: Conf. Ser. 334 012060 (2011), 2010
We propose an all optical way to measure the recently proposed "photovoltaic Hall effect", i.e., a DC Hall effect induced by a circularly polarized light in the absence of static magnetic fields. For this, we have calculated the Faraday rotation angle induced by the photovoltaic Hall effect with the Kubo formula extended for photovoltaic optical ...
arxiv   +1 more source

Influences of Optical Factors on the Performance of the Solar Furnace

open access: yesEnergies, 2019
In this paper, an optical structure design for a solar furnace is described. Based on this configuration, Monte Carlo ray tracing simulations are carried out to analyze the influences of four optical factors on the concentrated solar heat flux ...
Zhiying Cui   +3 more
doaj   +1 more source

Solid particle solar receivers in the next‐generation concentrated solar power plant

open access: yesEcoMat, 2022
Solid particles are generally considered to be the most suitable heat transfer fluid (HTF) and thermal energy storage (TES) materials for the next‐generation concentrated solar power (CSP) plant.
Fuliang Nie   +4 more
doaj   +1 more source

Dynamically Coupled Operation of Two-Tank Indirect TES and Steam Generation System

open access: yesEnergies, 2019
A thermal energy storage system is a critical component in concentrating solar power plants (CSPP), owing to which concentrating solar power (CSP) has superiorities over photovoltaic and wind power. Currently, the sole thermal energy storage (TES) system
Xiaolei Li   +5 more
doaj   +1 more source

Increasing the Efficiency of Photovoltaic Systems by Using Maximum Power Point Tracking (MPPT) [PDF]

open access: yesarXiv, 2021
Using Photovoltaic systems is gradually expanded by increasing energy demand. Abundance and availability of this energy, has turned to one of the most important sources of renewable energy. Unfortunately, photovoltaic systems have two big problems: first, those have very low energy conversion efficiency (in act between 12 and 42 percent under certain ...
arxiv  

Photovoltaic module segmentation and thermal analysis tool from thermal images [PDF]

open access: yes, 2020
The growing interest in the use of clean energy has led to the construction of increasingly large photovoltaic systems. Consequently, monitoring the proper functioning of these systems has become a highly relevant issue.In this paper, automatic detection, and analysis of photovoltaic modules are proposed.
arxiv   +1 more source

Photovoltaic System Implementation in Baltra and Puerto Ayora Islands [PDF]

open access: yes, 2018
In the research, an analysis of the impact of the photovoltaic systems installed in two islands of the Galápagos archipelago is made. In this sense, a series of calculations has been used to find the significant values that have allowed us to choose the ...
Belvinel, E. G. (Epeni-Tombo)   +3 more
core   +1 more source

Effect of Subgrains on the Performance of Mono-Like Crystalline Silicon Solar Cells

open access: yesInternational Journal of Photoenergy, 2013
The application of Czochralski (Cz) monocrystalline silicon material in solar cells is limited by its high cost and serious light-induced degradation. The use of cast multicrystalline silicon is also hindered by its high dislocation densities and high ...
Su Zhou   +6 more
doaj   +1 more source

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