Results 21 to 30 of about 25,933 (342)

Heat transfer simulation of evacuated tube collectors (ETC): An application to a prototype [PDF]

, 2016
Since fossil fuels shortages are predicted for the forthcoming generations, the use of renewable energy sources is playing a key role and is strongly recommended worldwide by national and international regulations.
Allegrini, E., Micangeli, A., Michelangeli, E., Ricci, M.   +3 more
core   +1 more source

CFD model-based analysis and experimental assessment of key design parameters for an integrated unglazed metallic thermal collector façade [PDF]

, 2020
Active façade systems incorporating solar thermal collectors currently offer very promising energetic solutions. From among the available systems, a simple solution is the unglazed heat collector for potential integration in low-temperature applications.
Blanco, J.M., Chica, J.A., Elguezabal, P., Lopez, A.   +3 more
core   +1 more source

Recent Advancements in Evacuated Tube Solar Water Heaters: A Critical Review of the Integration of Phase Change Materials and Nanofluids with ETCs

Energies, 2022
Evacuated tube solar water heaters are gaining more attention in the present market scenario as compared to conventional collectors. Such collectors are versatile because no solar tracking is required and the operating temperature range is also broad ...
Arun Uniyal, Yogesh K. Prajapati, Lalit Ranakoti, Prabhakar Bhandari, Tej Singh, Brijesh Gangil, Shubham Sharma, Viyat Varun Upadhyay, Sayed M. Eldin   +8 more
doaj   +1 more source

Solar timber kilns: State of the art and foreseeable developments [PDF]

, 2009
Analysis of the evolution in solar heated drying kilns in recent decades shows that there have been a series of modifications to optimize their thermal and drying efficiency.
JANNOT, Yves, LUNA, David, NADEAU, Jean-Pierre   +2 more
core   +5 more sources

Evacuated tube solar collector with multifunctional absorber layers [PDF]

Solar Energy, 2017
Abstract Solar water heaters (SWHs) are a well-established renewable energy technology that have been widely adopted around the world. In this study we have significantly improved the Evacuated Tube solar Collectors (ETCs) by utilizing the “dry-drawable” Carbon Nanotube (CNT) sheet coatings to increase the solar energy absorption and Phase Change ...
Sarvenaz Sobhansarbandi, Patricia M. Martinez, Alexios Papadimitratos, Anvar Zakhidov, Fatemeh Hassanipour   +4 more
openaire   +1 more source

CFD Analysis of Thermal Performance in a U-Tube Solar Collector [PDF]

EPJ Web of Conferences
Solar water heating systems have both domestic and industrial applications that are both inexpensive and easy to maintain. In this study, the thermal performance of a U tube evacuated tube solar collector (ETSC's) was evaluated numerically.
Tukhtabaev Jamshid, Tursunov Jakhongir, Abduvohidov Abdurahmon, Khasanov Bakhriddin, Kadirov Islom, Nurillaev Mirolim   +5 more
doaj   +1 more source

Experimental Comparison of Flat Plate and Evacuated Tube Solar Thermal Collectors for Domestic Hot Water Preparation in Education Facilities

Journal of Sustainable Development of Energy, Water and Environment Systems, 2020
One key component of the energy demand in the built environment is the thermal energy required for domestic hot water preparation. Currently, fossil fuels are mostly used to meet the thermal energy demand in the built environment, lately, solar thermal ...
Macedon Moldovan, Ion Visa, Bogdan Burduhos   +2 more
doaj   +1 more source

A comparison of the UK Standard Assessment Procedure and detailed simulation of solar energy systems for dwellings [PDF]

, 2011
The drive to reduce worldwide Carbon Emissions directly associated with dwellings and to achieve a zero carbon home dictates that Renewable Energy Technologies will have an increasingly large role in the built environment.
Anderson, B.R., Counsell, John M., Kummert, M., Murphy, Gavin B.   +3 more
core   +1 more source

Building-integrated solar thermal systems based on vacuum-tube technology: Critical factors focusing on life-cycle environmental profile [PDF]

, 2016
The present study refers to Building-Integrated Solar Thermal (BIST) systems based on vacuum-tube collectors and it consists of two parts. In the first part, a literature review is presented, including studies about vacuum-tube technology (vacuum-tube ...
Canaletti, J. L., Chemisana Villegas, Daniel, Cristofari, Christian A., Lamnatou, Chrysovalantou   +3 more
core   +2 more sources

Study of the Solar Collectors with Evacuated Tubes

International Journal of Innovative Research in Computer Science & Technology, 2021
Solar thermal collector systems allow solar energy to be used for cooling and heating. A heat transfer fluid is utilized in these collectors to transmit collected solar energy to applications that need it. Scientists have proposed various collector designs and better collection materials to enhance the solar collector's conversion efficiency.
Arvind Kumar, Shikha Parashar
openaire   +1 more source