Renewable Energy Resources and Technologies
Improving the Energy Performance of an Evacuated Tube Solar Collector Water Heater Using Compound Parabolic Concentrator: an Experimental Study

Mahdi Pourbafrani; Hossein Ghadamian; Mohammad Aminy; Meisam Moghadasi; Masoud Mardani; Mohammad Akrami; Amir houshang Khaki; Seyed Mohammad Kazem Sadr

Volume 11, Issue 2 , April 2024, , Pages 59-67

  Evacuated tube solar collectors (ETSC) are widely utilized in both domestic and industrial solar water heaters (SWH) due to their commendable thermal performance and straightforward installation. However, a significant challenge associated with ETSC lies in the fact that half of the collector remains ...  Read More

Environmental Impacts and Sustainability
Design, Fabrication, and Experimental Study of a Low-cost and Accurate Weather Station Using a Microcontroller System

Mahdi Pourbafrani; Hossein Ghadamian; Meisam Moghadasi; Masoud Mardani

Volume 10, Issue 4 , December 2023, , Pages 35-43

  In this research study, a cost-effective and reliable weather station using a microcontroller system containing instruments and sensors for measuring and recording ambient variables was designed, fabricated, and tested. The dataset recorded and stored in the meteorological system can be applied to conduct ...  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

Advanced Energy Technologies
An Experimental and Comparative Analysis of the Battery Charge Controllers in Off-Grid PV Systems

Mohammad Jafari; Hossein Ghadamian; Leila Seidabadi

Volume 5, Issue 4 , October 2018, , Pages 46-53

  The study of the battery charge process as the only power storage agent in off-grid systems is of significant importance. The battery charge process has different modes, and the battery in these modes is dependent on the amount of charge. In order to charge the battery in off-grid systems, two charge ...  Read More

Proposing New Algorithm for Modeling of Regenerative Fuel Cell (RFC) System

Hossein Ghadamian; Hassan Ali Ozgoli; Mojtaba Baghban Yousefkhani; Foad Farhani

Volume 3, Issue 4 , November 2016, , Pages 44-53

  Regenerative Fuel Cell (RFC) systems are used for the enhancement of sustainable energy aspect in conventional fuel cells. In this study, a photovoltaic-electrolyzer-fuel cell integrated cycle has been presented. The proposed system has been designed as a novel approach for alleviating the ...  Read More