Results 51 to 60 of about 3,693,955 (139)

Numerical Simulation of the Thermal Performance of a Tubular Solar Air Heater

Journal of Engineering, 2023
In this work, a flat-plate solar air heater (FSAH) and a tubular solar air heater (TSAH) were designed and tested numerically. The work investigates the effect of increasing the contact area between the flowing air and the absorber surface of each ...
Yousif Fateh Midhat, Issam Mohammed Ali Aljubury   +1 more
doaj   +1 more source

A High-performance Double-pass Solar Air-water Heater [PDF]

Iranica Journal of Energy and Environment
In the present work, a double-pass solar air-water heater has been designed for the first time to provide both hot air and hot water for using in many engineering applications.
S. A. Gandjalikhan Nassab
doaj   +1 more source

Parametric Analysis of Design Parameter Effects on the Performance of a Solar Desiccant Evaporative Cooling System in Brisbane, Australia

Energies, 2017
Solar desiccant cooling is widely considered as an attractive replacement for conventional vapor compression air conditioning systems because of its environmental friendliness and energy efficiency advantages.
Yunlong Ma, Suvash C. Saha, Wendy Miller, Lisa Guan   +3 more
doaj   +1 more source

Use of artificial roughness to enhance heat transfer in solar air heaters – a review

Journal of Energy in Southern Africa, 2017
Improvement in the thermo hydraulic performance of a solar air heater can be done by enhancing the heat transfer. In general, heat transfer enhancement techniques are divided into two groups: active and passive techniques.
Thakur Sanjay Kumar, N.S. Thakur, Anoop Kumar, Vijay Mittal   +3 more
doaj   +1 more source

Simulation and analysis of a flat plate solar air heater with and without internal recycle [PDF]

, 2011
In this thesis, a mathematical model to analyze the heat exchanges in two different types of solar air collectors was developed. The effect of placing a barrier inside a flat plate solar air heater was also investigated and all of them were simulated in ...
Ghaderian, Javad
core  

Experimental Study on Double-Pass Solar Air Heater with and without using Phase Change Material

Journal of Engineering, 2019
In this paper, an experimental study was conducted to enhance the thermal performance of a double-pass solar air heater (SAH) using phase change material (PCM) for thermal storage at climatic conditions of Baghdad city - Iraq.
Abdulrahman Shakir Mahmood
doaj   +1 more source

Computational Fluid Dynamics based Analysis of a Closed Thermo-Siphon Hot Water Solar System [PDF]

One of the alternative sources of energy is solar energy which is available in abundance throughout the world. The energy contained within the solar rays is capable of starting natural convection within closed mechanical systems containing a suitable ...
Freegah, Basim, Asim, Taimoor, Mishra, Rakesh   +2 more
core   +3 more sources

High efficiency solar air heater

, 1997
This article presents an analysis for a novel type of solar air heater. The main idea is to minimize heat losses from the front cover of the collector and to maximize heat extraction from the absorber.
Mohamad, AA
core   +1 more source

An experimental study for a single-pass solar air heater integrated with artificial roughness

Journal of Thermal Engineering
The utilization of solar air heaters are significant due to its capacity to diminish the reliance on fossil fuel-based power usage, hence mitigating pollution and conserving energy.
Nabaa M. BADER
doaj   +1 more source

Numerical Simulation and Optimization of a Chevron-Type Corrugated Solar Air Heater

Energies
In the present study, a numerical simulation and optimization combined approach is applied to investigate the thermal performance of a solar air heater (SAH). Numerical simulation of the solar air heater is performed based on computational fluid dynamics
Umar Fahed Alqsair
doaj   +1 more source