Advanced Energy Technologies
Effects of PCM Mass on Heat Dynamics and Thermal Performance of Solar Air Heaters: A Numerical and Analytical Study

Ehsan Hasan Zaim; Hadi Farzan

Volume 8, Issue 3 , July 2021, , Pages 45-53

  Utilizing thermal storage units such as Phase Change Materials (PCMs) is a suitable approach to improving Solar Air Heaters (SAHs). The present study tries to assess the effects of PCM mass values on the heat dynamics and thermal performance of SAHs. To this aim, an analytical thermodynamic model was ...  Read More

Advanced Energy Technologies
Quantification of Thermal Energy Performance Improvement for Building Integrated Photovoltaic Double-Skin Façade Using Analytical Method

Mahdi Shakouri; Alireza Noorpoor; Hossein Ghadamian

Volume 7, Issue 3 , July 2020, , Pages 56-66

  This study presents an analytical method for quantifying the improvement of thermal energy performance of a building integrated photovoltaic double-skin façade. The system was suggested as a retrofit measure for an existing building in Tehran. The effect of thermal performance was analyzed through ...  Read More

Renewable Energy Resources and Technologies
Experimental Investigation of the Thermal Performance of Vacuum Tube Solar Collectors (VTSC) Using Alumina Nanofluids

Seyed Amir Hossein Zamzamian; Mohsen Mansouri

Volume 5, Issue 2 , April 2018, , Pages 52-60

  The enhancement of the thermal performance of Vacuum Tube Solar Collectors (VTSC) was studied by using alumina nanofluid as working fluid. VTSC is a simple and commonly utilized type of collector. This study established the heat transfer experimental model of all glass VTSCs used in a forced-circulation ...  Read More

Passive Energy Air-to-Water Heat Pipe Based Heat Exchanger and its Potential of Air Pre-cooling in Air Conditioning Systems for Iran Climate

Mohammad Ahmadzadehtalatapeh

Volume 3, Issue 3 , August 2016, , Pages 44-52

  Air pre-cooling equipment is normally being employed in air-conditioning systems for pre-cooling the ambient outdoor air to enhance the air-conditioning systems performance. In this study, the potential of a passive water-to-air heat pipe based heat exchanger (HPHEX) for air pre-cooling purpose in air-conditioning ...  Read More