Results 31 to 40 of about 488,344 (296)

Mathematical model development of evacuated glass-thermal absorber tube Collector (EGATC) for air heating application [PDF]

open access: yes, 2023
For decades, solar energy as one of the endless energy sources has become the most public preference as a means to accommodate space heating. Various studies on solar thermal technologies have been worked out to replace outdated systems.
Zakaria, Zairul Azrul   +9 more
core   +1 more source

Mathematics Modelling and Performance Analysis of the Heat Transfer on Vacuum Tube Collector of Water Heater Application [PDF]

open access: yesE3S Web of Conferences, 2020
The aim of this work is to study a mathematical modelling and simulation for predicting the thermal performance heat-pipe evacuated a solar collector for water heater, which was considered the temperature distribution along the tube axis and radius. This
Hamanda Lia, Nugroho Gunawan
doaj   +1 more source

Experimental Investigation and CFD Analysis of Different Diameter Evacuated Tube Solar Water Heater [PDF]

open access: yesJournal of Engineering, Project, and Production Management
The share of renewable energy share in India's energy mix of India has been increasing recently owing to the promotion and implementation of various government policies that promote the use of renewable sources of energy, depleting fossil fuel levels ...
Swapnil Ratnakar Mane, Rajesh V Kale
doaj   +1 more source

Techno-economic feasibility of various types of solar collectors for solar water heating systems in hot and semi-arid climates: A case study

open access: yesResults in Engineering, 2023
The pursuit for sustainability and a reduction in reliance on non-renewable energy sources has fueled the growing use of solar energy systems worldwide. This study assesses the feasibility of using domestic solar heating systems in Kirkuk, Iraq.
Mahmood Sh Suwaed   +4 more
doaj   +1 more source

Experimental Investigation of a Medium Temperature Single-Phase Thermosyphon in an Evacuated Tube Receiver Coupled With Compound Parabolic Concentrator

open access: yesFrontiers in Energy Research, 2021
The integration of evacuated tube receivers with non-imaging compound parabolic concentrators (CPCs) operating in thermosyphon mode provides the opportunity to deliver solar thermal energy in the medium temperature range that is suitable for many ...
Javed Akhter   +8 more
doaj   +1 more source

Experiment and simulation study on convective heat transfer of all-glass evacuated tube solar collector

open access: yes, 2020
Solar collector with horizontal double-row all-glass evacuated tubes has been extensively implemented in the solar water heating system engineering.
Liu, Wuming   +7 more
core   +1 more source

A Comparative Thermal Performance Assessment of Various Solar Collectors for Domestic Water Heating

open access: yesInternational Journal of Photoenergy, 2022
Growing population, depleting fossil fuels, economic expansions, and energy intensive life style demand are resulting in higher energy prices. We use energy as of heat and electricity, which can directly be obtained from sun using thermal collectors and ...
Ali Raza Kalair   +5 more
doaj   +1 more source

The effect of tilt angle on the performance of evacuated tube solar air collector: experimental analysis

open access: yes, 2018
The evacuated tube solar air collector had different collector tilt angles from the horizontal with the one inclined at 30° and 45°. Experimental results revealed that tilt angle had significant influence on the thermal performance of the evacuated tube ...
Laxmikant Yadav   +2 more
core   +1 more source

Novel high precision low-cost dual axis sun tracker based on three light sensors

open access: yesHeliyon, 2022
This study aims to test a new type of dual axes solar tracker based on just three Light Dependent Resistors (LDR) as optical sensors in order to achieve a high precision sun tracking that satisfies the requirements of solar concentration systems.
Youssef Boukdir, Hamid EL Omari
doaj   +1 more source

The effect of changing the evacuated tube tilt angle and the fluid of the solar collector on the performance of a hybrid solar air conditioning system

open access: yesمجلة بغداد للعلوم, 2015
In the hybrid coolingsolar systems , a solar collectoris used to convertsolar energy intoheat sourcein order to super heat therefrigerant leave thecompressor,andthisprocess helpsin the transformation ofrefrigerant state from gaseous statetothe liquid ...
Baghdad Science Journal
doaj   +1 more source

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