Original Article Biomass Energy Sources
Above-ground Biomass and Fuel Value Index of Selected Tree Species for Fuelwood Production in Ethiopia

G. Jebeso Morketo; M. Fekadu; T. Dajene

Volume 3, Issue 2 , July 2022, Pages 143-153


  The present study investigated appropriate tree species for biomass energy utilization by determining trees' dry biomass and fuel value index, taking into account that developing countries rely heavily on fuelwood for energy consumption. In Ethiopia, biomass currently meets more than 89.5% of total energy ...  Read More

Original Article
Estimating Solar Energy Potential in Eritrea: a GIS-based Approach

M. G. Ghebrezgabher; A. K. Weldegabir

Volume 3, Issue 2 , July 2022, Pages 155-164


  The request to improve electric supply in Eritrea has motivated the country to look for alternative energy resources to enhance existing power. Eritrea, being in tropics, is well situated to harvest solar energy to improve its power supply status. Although several solar energy projects have been initiated, ...  Read More

Review Paper
Review of Renewable Energy Applications and Feasibility of Tidal Energy in the United Arab Emirates

Odai Mowafaq Fandi; Sharul Sham Dol; Mohammed Alavi

Volume 3, Issue 2 , July 2022, Pages 165-174


  Renewable energy and energy sustainability are vital in meeting the exponential growth of energy demand due to increasing population and industrial needs. However, the renewable energy source unpredictability is still a concern for continuous energy supplies. United Arab Emirates (UAE) has been investing ...  Read More

Original Article Biomass Energy Sources
Production and Characterization of Pellets from Carbonized Pinus Patula Sawdust

Tegene Tantu Geta; Mahelete Tsegaye; Gemechu Yadeta; Tewabech Alemu; Berhanu Sugebo; Dagnachew Genene

Volume 3, Issue 2 , July 2022, Pages 175-181


  The low bulk density of wood wastes causes handling, storage, and transportation issues, limiting its large-scale application. Pelletization can solve this inherent problem by converting biomass into dense and compact pellets with regular shape and size. To evaluate the effect of particle size and binding ...  Read More

Original Article Low-carbon Technologies
Economic Analysis and Energy Utilization of Renewable Energy to Supply Electric Charge with Approach of Storage Resources

F. Shateri Aliabad; Y. Ebazadeh; R. Alayi; I. Suwarno; A. Najafi; S. Ollah Mohammadi-Aylar

Volume 3, Issue 2 , July 2022, Pages 183-190


  In this research, technical and economic analysis of the use of storage devices in the hybrid system of wind and solar is performed with the aim of providing a maximum electrical load of residential buildings. To this aim, two scenarios of grid-connected and off-grid system have been studied. two parameters ...  Read More

Review Paper Energy Policy
An Investigation into Energy and Cost of Strategies that can Mitigate risk of Covid-19 transmission

M. Monfared; E. Hasani Alavy; M. Khanpoor Siahdarka; F. Rahnama

Volume 3, Issue 2 , July 2022, Pages 191-205


  In order to systematically reduce the risk of SARS-CoV-2 infection in indoor space, it’s important to understand the building design strategies and air quality enhancement methods that set to mitigate this threat. This paper aims to introduce the different HVAC technologies used to mitigate the ...  Read More

Original Article Electricity Generation by Green Energy Sources
Renewable Energy’s Potential Scrutiny by PVSYST and RETSCREEN softwares Case study: Khoy City, Iran

H. Ashofteh; A. Behzadi Forough

Volume 3, Issue 2 , July 2022, Pages 207-216


  Energy is one of the most critical factors in economic development, but achieving sustainable development is impossible without environmental protection and improving economic conditions. If a country is dependent on energy, any structural reform policies to reduce energy consumption may reduce economic ...  Read More

Original Article Transformation of Generated Electricity by Renewable Energies to Grid
Sensitivity Analysis in a Multi-Carrier Energy Hub System through Electrical and Thermal Profile Procurement

M. Mahmoudian; S. Sadi; J. Gholami; Alirza Karimi

Volume 3, Issue 2 , July 2022, Pages 217-228


  This paper is dealt with energy hub systems in order to evaluate the sensitivity analysis of output power carriers in terms of input electricity and natural gas. Unlike the recent works which were solitary concentrated at operational cost minimization, in this research not only the energy carriers of ...  Read More

Original Article Photovoltaic Systems
Cooling of Photovoltaic Panel Equipped with Single Circular Heat Pipe: an Experimental Study

H. Eshghi; M. Kahani; M. Zamen

Volume 3, Issue 2 , July 2022, Pages 229-235


  The cooling process of photovoltaic (PV) panel is one the main issue in in the field of solar systems. The temperature of solar cells increases when solar radiation and also ambient temperature increase. Increasing the cell temperature reduces the electrical output power of the panels as well as their ...  Read More

Original Article Fuel Cells
A comparative Analysis and Optimization of two Supersonic Hybrid Solid Oxide Fuel Cell and Turbine-less Jet Engine Propulsion Systems for Unmanned Aerial Vehicles

M. Rostami; A.H. Farajollahi; M. Marefati; R. Fili; F. Bagherpor

Volume 3, Issue 2 , July 2022, Pages 237-253


  The propulsion system of an Unmanned Aerial Vehicle (UAV) plays an essential role in its performance, stability and flight endurance. In this study, two types of propulsion systems for UAV (differentiated based on fuel type) are studied to determine their characteristics and advantages. These proposed ...  Read More

Original Article Transformation of Generated Electricity by Renewable Energies to Grid
Reliability Modeling of Different Types of Electric Vehicles in Renewable Applications

A. Ghaedi; M. Mahmoudian; R. Sedaghati

Volume 3, Issue 2 , July 2022, Pages 255-266


  The widespread growing of electric vehicles (EVs) in distribution networks could be a variety of challenges and opportunities for the electricity network. This issue is important because the owners of electric vehicles are trying to maximize their profits, which in turn can cause many problems such as ...  Read More

Review Paper Energy Policy
COVID-19 and Renewable Energy: Need for a Comprehensive Review

M. Shiri Dezaki; Z. Zandian Sefiddashti; M. Jahangiri; A. Haghani; A. Tahmasebi

Volume 3, Issue 2 , July 2022, Pages 267-276


  The outbreak of Coronavirus disease (COVID-19) in late 2019 and its eventual transformation into a global pandemic caused a shock wave across countries. The renewable energy (RE) sector, which has always been one of the leading areas for promoting environmental sustainability, has not been spared from ...  Read More