Improving the performances of earth air heat exchangers through Constructal design
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Energy Research"
DOI: 10.1002/er.4835
Abstract: Earth to Air Heat Exchanger (EAHE) is a well-known technique used to preheat or precool outdoor air before blowing it into a building. However, its geometry is often very simple as it consists in one… read more here.
Keywords: network; improving performances; heat exchangers; air heat ... See more keywords
Numerical‐analytical study of earth‐air heat exchangers with complex geometries guided by constructal design
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Energy Research"
DOI: 10.1002/er.7157
Abstract: Significant advancements in developing earth‐air heat exchanger models have been detected in the past several decades. It is worth mentioning that this type of device takes advantage of the Earth's constant temperature to cool or… read more here.
Keywords: air; complex geometries; earth air; earth ... See more keywords
Experimental study of an earth-to-air heat exchanger coupled to the solar chimney for heating and cooling applications in arid regions
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-020-09867-6
Abstract: Arid regions around the world are characterized by hard summer and winter seasons, which leads to thermal discomfort. The southwest of Algeria is classified as an arid region, where the temperature in the summer season… read more here.
Keywords: arid regions; air; solar chimney; air heat ... See more keywords
Performance analysis of photovoltaic-thermal air collectors combined with a water to air heat exchanger for renewed air conditioning in building
Sign Up to like & getrecommendations! Published in 2020 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-020-08052-4
Abstract: In this work, a new solar system that includes photovoltaic-thermal (PVT) air collectors coupled to a water-to-air heat exchanger is investigated. The considered system generates sufficient energy for cooling and heating of the ambient air… read more here.
Keywords: energy; air collectors; heat exchanger; air ... See more keywords
Influence of geometrical parameters on the flow characteristics of multi-pipe earth-to-air heat exchangers – experimental and CFD investigations
Sign Up to like & getrecommendations! Published in 2018 at "Applied Energy"
DOI: 10.1016/j.apenergy.2018.05.096
Abstract: Abstract Efficiency of the earth-to-air heat exchangers depends not only on their thermal performance but also on the total pressure losses that are the cost of harvesting a geothermal heat. In this paper the sensitivity… read more here.
Keywords: geometry; flow characteristics; air heat; heat ... See more keywords
Optimization of an earth-air heat exchanger combined with a heat recovery ventilation for residential building needs
Sign Up to like & getrecommendations! Published in 2021 at "Energy and Buildings"
DOI: 10.1016/j.enbuild.2020.110702
Abstract: Abstract The Earth-Air Heat Exchanger (EAHE) is an energy system able to preheat or to cool a building using air ventilation. The coupling between the earth-air heat exchanger, the Heat Recovery Ventilation (HRV), the bypass… read more here.
Keywords: air heat; heat; heat exchanger; earth air ... See more keywords
A demand-oriented approach for integrating earth-to-air heat exchangers into buildings for achieving year-round indoor thermal comfort
Sign Up to like & getrecommendations! Published in 2019 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2018.12.071
Abstract: Abstract Earth-to-air heat exchanger (EAHE) is a promising energy-efficient technology for indoor thermal environment regulation; however, it should adapt to both building and climatic conditions. This paper proposes a new inverse approach to determine the… read more here.
Keywords: air heat; earth air; indoor thermal; approach ... See more keywords
Improving thermal performance of thermoelectric coolers (TECs) through a nanofluid driven water to air heat exchanger design: An experimental research
Sign Up to like & getrecommendations! Published in 2020 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2020.112893
Abstract: Abstract In this study, impacts of nanofluid use in thermoelectric coolers (TECs) on cooling power and main performance parameters are investigated through a comprehensive experimental methodology. For this purpose, a water cooled block is placed… read more here.
Keywords: water; heat exchanger; air heat; performance ... See more keywords
Numerical modeling and parametric study of a vertical earth-to-air heat exchanger system
Sign Up to like & getrecommendations! Published in 2019 at "Energy"
DOI: 10.1016/j.energy.2019.01.098
Abstract: Abstract A numerical model of a vertical earth-to-air heat exchanger (VEAHE) system was developed for the first time. Compared to conventional EAHE system models, the developed model considered the vertical distribution of soil temperature and… read more here.
Keywords: air heat; system; earth air; vertical earth ... See more keywords
Experimental investigation of the performance of earth-to-air heat exchangers in arid environments
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Arid Environments"
DOI: 10.1016/j.jaridenv.2020.104215
Abstract: Abstract Earth-to-air heat exchanger (EAHE) is used for heating and/or cooling of dwelling and buildings in arid regions. In the present paper, experiments are performed to investigate the efficiency of an earth-to-air heat exchanger without… read more here.
Keywords: air; earth air; air heat; arid environments ... See more keywords
Roof ponds combined with a water-to-air heat exchanger as a passive cooling system: Experimental comparison of two system variants
Sign Up to like & getrecommendations! Published in 2019 at "Renewable Energy"
DOI: 10.1016/j.renene.2019.03.148
Abstract: Abstract This paper evaluates two roof pond configurations combined with a water-to-air heat exchanger (WAHE). Test cells of 1.35 m × 1.35 m x 1.35 m with the same thermal properties, except for the roofs, are built in a hot-dry… read more here.
Keywords: air heat; system; water; water air ... See more keywords