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Mustafa Alaskari, Arwa M. Kadhim, Ammar A. Farhan, Moustafa Al-Damook and Mansour Al Qubeissi
Artificial roughness applied to a Solar Air Heater (SAH) absorber plate is a popular technique for increasing its total thermal efficiency (????-??h
?
t
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t
h
). In this paper, the influence of geometrical parameters of V-down ribs attached below the cor...
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Tabish Alam, Md Irfanul Haque Siddiqui, Hassan Alshehri, Masood Ashraf Ali, Paolo Blecich and Kushagra Saurabh
This paper presents the thermo-hydraulic performance of small conical ribs on the absorber plate of a solar energy air heater (SAH) using exergy analysis. Application of conical protrusion ribs on the absorber is an attractive solution for enhancing the ...
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Pham Ba Thao, Duong Cong Truyen and Nguyen Minh Phu
In this paper, a solar air collector duct equipped with baffles on a back plate was numerically investigated. The Reynolds number (Re) was varied from 5000 to 20,000, the angle baffle (a) from 30° to 120°, the baffle spacing ratio (Pr) from 2 to 8, and t...
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Xingbo Yao, Shuo Han and Bart Julien Dewancker
China?s rural houses are mostly courtyard-style independent houses. Such houses have certain characteristics, e.g., small mutual influences between houses, strong transformation flexibility, and an easier approach to using the natural environment to deve...
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Elena Bee, Alessandro Prada and Paolo Baggio
Matching demand profile and solar irradiance availability is necessary to meet space heating and domestic hot water needs by means of an air-source heat pump and photovoltaic system in a single-family house. Demand-side management, with smart control of ...
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Juan José González Bayón,Rubén Borrajo Pérez,Amadou Koulibaly
Pág. 62 - 71
En este artículo se realizó la simulación numérica (utilizando Fluent 6.3) de un colector solar de aire operando en convección natural con el objetivo de determinar el comportamiento de los perfiles de velocidad y temperatura. Los resultados muestran que...
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Anil Kumar and Man-Hoe Kim
This article presents heat transfer and fluid flow characteristics in a solar air heater (SAH) channel with multi V-type perforated baffles. The flow passage has an aspect ratio of 10. The relative baffle height, relative pitch, relative baffle hole posi...
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Edmund C. Okoroigwe, Evidence C. Ndu, Florence C. Okoroigwe
A solar biomass hybrid dryer intially designed with a front pass flat plate solar air heater and a biomass heating stove was redesigned, reconstructed in order to minimize the excessive convective heat losses and its performance re-evaluated. Due to poor...
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Chii-Dong Ho, Chun-Sheng Lin, Tz-Jin Yang and Chun-Chieh Chao
A new device for inserting an absorber plate to divide a flat-plate channel into two subchannels to conduct double-pass wire mesh packed operations was developed. The proposed wire mesh packed device improves the heat transfer efficiency substantially a...
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Chii Dong Ho, Hsuan Chang, Rei Chi Wang and Chun Sheng Lin
The study of the heat transfer of solar air heaters with a new design using an absorbing plate with fins and baffles, which facilitate the recycling of flowing air, is reported. The mathematical formulation and analytical analysis for such a recyclic baf...
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