Results 21 to 30 of about 1,041,406 (245)

Exergy Analysis of Two Kinds of Solar-Driven Cogeneration Systems in Lhasa, Tibet, China

open access: yesInternational Journal of Photoenergy, 2018
In this study, an exergy analysis of two kinds of solar-driven cogeneration systems consisting of solar collectors and an organic Rankine cycle (ORC) is presented for series mode and parallel mode.
Haofei Zhang, Bo Lei, Tao Yu, Zhida Zhao
doaj   +1 more source

POLYMERIC MATERIALS FOR SOLAR ENERGY UTILIZATION: A COMPARATIVE EXPERIMENTAL STUDY AND ENVIRONMENTAL ASPECTS

open access: yesHolodilʹnaâ Tehnika i Tehnologiâ, 2016
Full-scale metal solar collectors and solar collectors fabricated from polymeric materials are studied in present research. Honeycomb multichannel plates made from polycarbonate were chosen to create a polymeric solar collector. Polymeric collector is 67.
Alexander Doroshenko   +4 more
doaj   +1 more source

Techno-economic assessment of solar water heating systems for sustainable tourism in northern Pakistan

open access: yesAlexandria Engineering Journal, 2022
This study is designed to examine the feasibility of the solar water heating (SWH) system for sustainable tourism in Gilgit-Baltistan (GB) of Pakistan and a tourist resort is taken as a base case.
Muhammad Naveed Arif   +8 more
doaj   +1 more source

Assessment of the annual performance of solar collectors by means of the utilizability method [PDF]

open access: yesE3S Web of Conferences, 2020
This report presents some results from a comparative analysis of the long-term efficiency of flat-plate and evacuated tube solar collectors under different operating conditions.
Zlateva Merima
doaj   +1 more source

Economical judge possibility uses solar collectors to warm service water and heating [PDF]

open access: yesActa Montanistica Slovaca, 2006
The sun-heated water has been used from before fossil fuels started to determine the direction of our power consumption. This article is focused on the assessing of the use of solar energy as one of inexhaustible resources that has multiple uses ...
Lívia Bodonská
doaj  

Development of an indoor testing rig for façade integrated solar thermal collectors [PDF]

open access: yesE3S Web of Conferences, 2019
New solar thermal collectors with triangular and trapezoidal shapes and different colours (red, blue, green etc.) were developed in the Renewable Energy Systems and Recycling Research Centre, R&D Institute of the Transilvania University of Brasov ...
Moldovan Macedon, Vişa Ion
doaj   +1 more source

Parabolic trough solar collectors: A sustainable and efficient energy source

open access: yesMaterials Science for Energy Technologies
Fossil fuels are a finite resource that is becoming increasingly expensive. Solar energy is a renewable resource that has the potential to provide a lifetime supply of energy.
Asim Ahmad   +5 more
doaj   +1 more source

The determination of space parameters of the heliostatic collector field [PDF]

open access: yesActa Montanistica Slovaca, 2006
The assurance of perpetual perpendicular insolation of solar collector absorber surface may increase the insolation energy byca 42-45 %.. A consequence of theincrease in the energy production may be the reduction of the solar collectors’ surface area ...
Dušan Kudelas   +2 more
doaj  

Applications of nanotechnology to enhance the performance of the direct absorption solar collectors

open access: yesJournal of Thermal Engineering, 2016
This research gives a comprehensive overview about the recent advances related with the application of the nanotechnology in the direct absorption solar collectors.
Ahmed Kadhim Hussein
doaj   +1 more source

An overview on energy and exergy analysis of solar thermal collectors with passive performance enhancers

open access: yesAlexandria Engineering Journal, 2022
The evaluations of Energy and Exergy are very useful for enhancing the performance and diminishing irreversibility of the solar thermal collectors respectively.
M. Murugan   +8 more
doaj   +1 more source

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