Results 11 to 20 of about 82,410 (303)

The Comparison of Solar Energy Gaining Effectiveness between Flat Plate Collectors and Evacuated Tube Collectors with Heat Pipe: Case Study

Energies, 2020
In Poland, various solar collector systems are used; among them, the most popular are flat plate collectors (FPCs) and evacuated tube collectors (ETCs). The work presents two installations located at a distance of 80 km apart, working in similar external
Piotr Olczak, Dominika Matuszewska, Jadwiga Zabagło   +2 more
doaj   +1 more source

Modification of a Solar Thermal Collector to Promote Heat Transfer inside an Evacuated Tube Solar Thermal Absorber

Applied Sciences, 2021
Evacuated-tube solar collector (ETSC) is developed to achieve high heating medium temperature. Heat transfer fluid contained inside a copper heat pipe directly affects the heating medium temperature.
Rasa Supankanok, Sukanpirom Sriwong, Phisan Ponpo, Wei Wu, Walairat Chandra-ambhorn, Amata Anantpinijwatna   +5 more
doaj   +1 more source

Technical, economic, and environmental assessment of integrating solar thermal systems in existing district heating systems under Jordanian climatic conditions

Journal of Sustainable Development of Energy, Water and Environment Systems, 2022
Like most other similar institutions in Jordan, Jordan University of Science and Technology relies on a diesel-fired boiler that supplies a district heating system for space heating on campus.
Asem Alemam, Mohamad I. Al-Widyan
doaj   +1 more source

Improving the performance of evacuated tube heat pipe collectors using oil and foamed metals

Ain Shams Engineering Journal, 2018
The objective of this research is to improve the heating capability of evacuated tubes that comprises heat pipes. Thermal oil is inserted in the evacuated tube in order to improve the rate of heat transfer, such that the mode of heat transfer from the ...
M.S. Abd-Elhady, M. Nasreldin, M.N. Elsheikh   +2 more
doaj   +1 more source

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

Air-Type Vacuum-Tube Solar Collector Design and Heat Collection Performance Test

Energies, 2022
With the continuous development and utilization of clean energy, the thermal utilization of solar energy is an important research direction. In view of the problems of the low utilization rate of solar heat in alpine regions of solar energy, an air-type ...
Chuanhui Zhu, Xiaodong Dong, Shubin Yan, Yang Cui, Quanquan Luo   +4 more
doaj   +1 more source

4E analyses and multi-objective optimization of a solar-based combined cooling, heating, and power system for residential applications

Energy Reports, 2021
The purpose of this paper is to propose a novel combined cooling, heating, and power generation system driven by evacuated tube solar collectors for residential applications.
Sarkhel H. Taher Karim, Tofiq Ahmed Tofiq, Mortaza Shariati, Hima Nikafshan Rad, Amir Ghasemi   +4 more
doaj   +1 more source

A Study on Thermal Performance of a Novel All-Glass Evacuated Tube Solar Collector Manifold Header with an Inserted Tube

International Journal of Photoenergy, 2015
A novel all-glass evacuated tube collector manifold header with an inserted tube is proposed in this paper which makes water in all-glass evacuated solar collector tube be forced circulated to improve the performance of solar collector.
Jichun Yang, Qingyang Jiang, Jingxin Hou, Chenglong Luo   +3 more
doaj   +1 more source

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

Journal 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

Solar dryer using evacuated tube solar thermal collector with thermal storage

The Indian Journal of Agricultural Sciences, 2023
A solar dryer was developed using an evacuated tube solar thermal collector and solar photovoltaic (SPV) panel to supply the electrical energy. Paraffin wax was packed in a well-sealed aluminum package and stored in the bottom of the drying chamber near
THINGUJAM BIDYALAKSHMI DEVI, S K SINGH, INDRA MANI, S KUMAR, V YADAV, Y SINGH, SUNIL K SANGWAN   +6 more
doaj   +1 more source