Renewable Energy Resources and Technologies
Improved Droop Control Method for Reactive Power Sharing in Autonomous Microgrids

Babak Keyvani; Bahador Fani; Hamed Karimi; Majid Moazzami; Ghazanfar Shahgholian

Articles in Press, Accepted Manuscript, Available Online from 23 February 2022

http://dx.doi.org/10.30501/jree.2021.298138.1235

Abstract
  Conventional droop control method has been widely adopted for power sharing between Distributed Generators (DGs) in microgrids. However, the mismatched feeder impedance of the Voltage-Sourced Inverters (VSI) may generate reactive power sharing error during islanding operation of a microgrid. In this ...  Read More

Renewable Energy Resources and Technologies
Application of Artificial Neural Network to Solar Potential Estimation in Hilly Region of India

Rahul Dogra; Sanjay Kumar; Nikita Gupta

Articles in Press, Accepted Manuscript, Available Online from 10 May 2022

http://dx.doi.org/10.30501/jree.2022.307064.1267

Abstract
  The use of these conventional resources causes continuous depletion of fossil fuels and increased greenhouse effect. Solar power is the major renewable resource used for power generation across the globe. Solar energy activities depend on the available potential of any geographical location. Therefore, ...  Read More

Renewable Energy Resources and Technologies
Control of Pitch Angle in Wind Turbine Based on Doubly Fed Induction Generator Using Fuzzy Logic Method

Ehsan Hosseini; Neda Behzadfar; Mahnaz Hashemi; Majid Moazzami; Majid Dehghani

Volume 9, Issue 2 , May 2022, , Pages 1-7

http://dx.doi.org/10.30501/jree.2021.293546.1226

Abstract
  Wind turbines can be controlled by controlling the generator speed and adjusting the blade angle and the total rotation of a turbine. Wind energy is one of the main types of renewable energy and is geographically extensive, scattered and decentralized and is almost always available. Pitch angle control ...  Read More

Renewable Energy Resources and Technologies
Performance of Microtabs and Trailing Edge Flaps in Wind Turbine Power Regulation: A Numerical Analysis Using WTSim

Alireza Maheri; I Kade Wiratama; Terence Macquart

Volume 9, Issue 2 , May 2022, , Pages 18-26

http://dx.doi.org/10.30501/jree.2021.291397.1220

Abstract
  The effectiveness of trailing-edge flaps and microtabs in damping 1P-3P loads has been proven through a series of research work during the past decade. This paper presents the results of an investigation into the effectiveness of these devices in power enhancement and power control for responding to ...  Read More

Renewable Energy Resources and Technologies
Dynamic Simulation of Solar-Powered Heating and Cooling System for an Office Building Using TRNSYS: A Case Study in Kerman

Hadi Farzan

Volume 9, Issue 2 , May 2022, , Pages 27-36

http://dx.doi.org/10.30501/jree.2021.310980.1272

Abstract
  Recently, novel techniques have been developed in building industries to use solar heating and cooling systems. The current study develops a Solar-powered Heating and Cooling (SHC) system for an office building in Kerman and assesses the transient dynamics of this system and office indoor temperature. ...  Read More

Renewable Energy Resources and Technologies
CFD Analysis of the Most Favorable Gap Between the Main Runner and Booster Runner of Gravitational Water Vortex Turbine

Bharosh Kumar Yadav; Amit Chandra Jyoti; Pintu Kr. Rajak; Ramesh Kr. Mahato; Deelip Kr. Chaudhary; Mehdi Jahangiri; Ram Dayal Yadav

Volume 9, Issue 2 , May 2022, , Pages 75-81

http://dx.doi.org/10.30501/jree.2022.298216.1237

Abstract
  The Gravitational Water Vortex Power Plant (GWVPP) is a power generation system designed for ultralow head and low flow water streams. Energy supply to rural areas using off-grid models is simple in design and structure and sustainable to promote electricity access through renewable energy sources in ...  Read More

Renewable Energy Resources and Technologies
Sensitivity Analysis for 3E Assessment of BIPV System Performance in Abadan in Southwestern Iran

Sepideh Rahmati Dehkordi; Mehdi Jahangiri

Volume 9, Issue 1 , January 2022, , Pages 1-12

http://dx.doi.org/10.30501/jree.2021.262420.1173

Abstract
  In Iran, due to the problems and constraints of fossil fuels and the need to maximize the use of solar potential, one of the best ways is the application of photovoltaic systems integrated with buildings. Due to the significant dependence of solar cell performance on the availability of radiation, it ...  Read More

Renewable Energy Resources and Technologies
Investigation and Ranking of the Effect of Biodiesel Produced from Safflower Oil by the Hydrodynamic Method in Diesel Generator Engine Using TOPSIS Method

Marziyeh Gharibian; Bahram Hosseinzadeh Samani; Alireza Shirneshan; Sajad Rostami

Volume 9, Issue 1 , January 2022, , Pages 13-22

http://dx.doi.org/10.30501/jree.2021.272074.1186

Abstract
  To investigate the possibility of using fuel for plant origin in a diesel generator, safflower methyl ester was prepared and used as a biodiesel. In this research, biodiesel was produced through a transesterification reaction using a hydrodynamic reactor, which increased the reaction efficiency and reduced ...  Read More

Renewable Energy Resources and Technologies
Assessment of Effect of Different Parameters on Temperature Distribution in Chemical Looping Combustor: Experimental and Numerical Approaches

Mohamed A. Barakat; Tamer Mohamed Ismail; Sayed Ibrahim Abdel-Mageed; Khaled Ramzy

Volume 9, Issue 1 , January 2022, , Pages 23-36

http://dx.doi.org/10.30501/jree.2021.269946.1182

Abstract
  The greenhouse problem has a significant effect on our communities, health, and climate. So, the capturing techniques for CO2 remain the focus of attention these days. In this work, a Chemical Looping Combustor (CLC) was designed and fabricated with the major geometric sizes at the Faculty of Engineering, ...  Read More

Renewable Energy Resources and Technologies
Trends of Progress in Setting up Biorefineries in Developing Countries: A Review of Bioethanol Exploration in Nigeria

Toyese Oyegoke; Emo Obadiah; Francis Adah; John E Oguche; Geoffrey T Timothy; Ismail A. Mantu; Abubakar D Ado

Volume 9, Issue 1 , January 2022, , Pages 37-52

http://dx.doi.org/10.30501/jree.2021.278037.1197

Abstract
  In recent times, limitations and adverse effects of fossil fuels have significantly attracted researchers' attention to green fuels worldwide, especially in developed nations. As a way of assessing this actualization of biorefineries establishment in developing nations, this report surveys the works ...  Read More

Renewable Energy Resources and Technologies
The Effect of Roof Integrated Photovoltaic (RIPV) on Building Indoor Air in African Tropical Climate

Aloys Martial Ekoe A. Akata

Volume 9, Issue 1 , January 2022, , Pages 53-62

http://dx.doi.org/10.30501/jree.2021.259138.1166

Abstract
  Photovoltaic energy has the potential to become one of the major energy sources used in the households in the tropical region of Africa, where the solar radiation intensity is abundant and almost constant over the year. Solar photovoltaic systems present many advantages when they are integrated in the ...  Read More

Renewable Energy Resources and Technologies
A New Interleaved ZVT High Step-Up Converter with Low Count Elements for Photovoltaic Applications

Baabk Tohidi; Majid Delshad; Hadi Saghafi

Volume 9, Issue 1 , January 2022, , Pages 70-77

http://dx.doi.org/10.30501/jree.2021.279818.1198

Abstract
  A new interleaved high step-up converter with Zero Voltage Transition (ZVT) is proposed for operation in this paper. The main advantages of the proposed converter are low input current ripple and low voltage stress on the power switches, high efficiency, low total component count, and eliminating reverse ...  Read More

Renewable Energy Resources and Technologies
Performance Evaluation and Optimization of a Solar-Assisted Multi-Belt Conveyor Dryer Based on Response Surface Methodology

Hemad Zareiforoush; Adel Bakhshipour; Iraj Bagheri

Volume 9, Issue 1 , January 2022, , Pages 78-92

http://dx.doi.org/10.30501/jree.2021.285697.1203

Abstract
  Drying process is an important post-harvest stage of food crops production which accounts for about 20 % of the world’s energy consumption in the industrial sector. One of the effective ways to reduce the share of fossil fuel consumption in the food drying process is to develop new drying systems ...  Read More

Renewable Energy Resources and Technologies
Chlorella vulgaris Cultivation Using Triangular External Loop Airlift Photobioreactor: Hydrodynamic and Mass Transfer Studies

Shiva Shadpour; ALi Pirouzi; Mohsen Nosrati; Hoda Hamze

Volume 9, Issue 1 , January 2022, , Pages 93-105

http://dx.doi.org/10.30501/jree.2021.290449.1216

Abstract
  Long mixing time, high power consumption, and small mass transfer coefficients are common problems in the photobioreactor design for microalgae culture which have a great effect on system efficiency and performance, CO2 stabilization, and biomass production. In this study, a special design of the triangular ...  Read More

Renewable Energy Resources and Technologies
Effect of Covering Aperture of Conical Cavity Receiver on Thermal Performance of Parabolic Dish Collector: Experimental and Numerical Investigations

Sina Eterafi; Shiva Gorjian; Majid Amidpour

Volume 8, Issue 4 , October 2021, , Pages 29-41

http://dx.doi.org/10.30501/jree.2021.275871.1194

Abstract
  In this study, the effect of covering the aperture area of a conical cavity receiver with an ultra-white glass on operational parameters of a Parabolic Dish Collector (PDC) was numerically and experimentally investigated under climate conditions of Tehran (35.44° N latitude and 51.10° longitude). ...  Read More

Renewable Energy Resources and Technologies
Effect of Nano Fluids on the Thermal Performance and Efficiency of Linear Fresnel Collector in Hot Summer Months

Najmeh Salehi; Arash Mirabdolah Lavasani; Ramin Mehdipour; Mohammad Eftekhari Yazdi

Volume 8, Issue 4 , October 2021, , Pages 42-51

http://dx.doi.org/10.30501/jree.2020.243043.1141

Abstract
  One of the best and most important types of concentrating solar power plants is the linear Fresnel collector. The thermal performance and application of absorber in a solar power plant can be enhanced using direct steam generation technology. A particular discrepancy between the present study and others ...  Read More

Renewable Energy Resources and Technologies
An Experimental and Analytical Study of Influential Parameters of Parabolic Trough Solar Collector

Daryoosh Borzuei; Seyed Farhan Moosavian; Abolfazl Ahmadi; Rouhollah Ahmadi; Kourosh Bagherzadeh

Volume 8, Issue 4 , October 2021, , Pages 52-66

http://dx.doi.org/10.30501/jree.2021.261647.1172

Abstract
  Energy plays a vital role in all human life activities. Due to the problems caused by fossil fuels in recent decades such as global warming, greenhouse gas emissions, ozone depletion, etc., the use of renewable and clean energy has been considered. An experimental facility for the acquisition of reliable ...  Read More

Renewable Energy Resources and Technologies
Renewable Energy-Based Systems on a Residential Scale in Southern Coastal Areas of Iran: Trigeneration of Heat, Power, and Hydrogen

Mehdi Jahangiri; Fatemeh Karimi Shahmarvandi; Reza Alayi

Volume 8, Issue 4 , October 2021, , Pages 67-76

http://dx.doi.org/10.30501/jree.2021.261980.1170

Abstract
  The use of small-scale Combined Heat and Power (CHP) to meet the electrical and thermal needs of buildings has grown exponentially and plans have been made in Iran to expand these systems. In view of the above, in the present work, for the first time, sensitivity analysis has been performed on the parameters ...  Read More

Renewable Energy Resources and Technologies
Effect of Technological Mismatch on Photovoltaic Array: Analysis of Relative Power Loss

Stephen Ndubuisi Nnamchi; Onyinyechi Adanma Nnamchi; Kevin Nnanye Nwaigwe; Zaid Oluwadurotimi Jagun; Johnson Ugochukwu Ezenwankwo

Volume 8, Issue 4 , October 2021, , Pages 77-89

http://dx.doi.org/10.30501/jree.2021.272915.1189

Abstract
  This study conducts a comparative evaluation of the performance of modules and the arrays under standard test conditions. An equivalent circuit model was developed alongside a computational scheme. The model input data were obtained from the manufacturer’s specification datasheets. They were used ...  Read More

Renewable Energy Resources and Technologies
Evaluation of Power Performance of a PV Module with MPPT Solution Using MATLAB Simulation

Md. Tamim Hossain; Md. Atiqur Rahman; Suman Chowdhury

Volume 8, Issue 4 , October 2021, , Pages 101-107

http://dx.doi.org/10.30501/jree.2021.274901.1193

Abstract
  In the context of increasing emission of greenhouse gasses in the environment due to fossil fuel burning, this paper attempts to describe the significance of Maximum Power Point Tracking (MPPT) by investigating the power performance of photovoltaic modules with MATLAB simulation. MPPT algorithm was employed ...  Read More

Renewable Energy Resources and Technologies
Energy Consumption Management of Commercial Buildings by Optimizing the Angle of Solar Panels

Nima Amani; Abdul Amir Reza Soroush

Volume 8, Issue 3 , July 2021, , Pages 1-7

http://dx.doi.org/10.30501/jree.2020.241836.1134

Abstract
  One of the main reasons of environmental pollution is energy consumption in buildings. Today, the use of renewable energy sources is increasing dramatically. Among these sources, solar energy has favorable costs for various applications. This study examined a commercial building in a hot and humid climate. ...  Read More

Renewable Energy Resources and Technologies
Simplex Centroid Mixture Design for Optimizing and Promoting the Anaerobic Co-Digestion Performance of Sheep Blood and Cheese Whey

Rasoul Aydram; Hossein Haji Agha Alizade; Majid Rasouli; Behdad Shadidi

Volume 8, Issue 3 , July 2021, , Pages 8-15

http://dx.doi.org/10.30501/jree.2021.251583.1151

Abstract
  Reduced emissions of greenhouse gases and global warming can be made possible by discovering alternative energies and reduced dependence on fossil fuels. Biogas is considered as one of the alternatives to fossil fuels. This study investigates anaerobic co-digestion for the development of biogas with ...  Read More

Renewable Energy Resources and Technologies
Evaluation of the Effective Factors in Locating a Photovoltaic Solar Power Plant Using Fuzzy Multi-Criteria Decision-Making Method

Aychar Khajavipour; Mohammad Reza Shahraki; Faranak Hosseinzadeh Saljooghi

Volume 8, Issue 3 , July 2021, , Pages 16-25

http://dx.doi.org/10.30501/jree.2020.247756.1145

Abstract
  The energy of processes is mainly supplied by fossil fuels. Short life of fossil energy sources and increasing environmental pollution caused by fossil fuels and increasing demand have made researchers introduce new solutions for supply of energy. Energy production in a photovoltaic solar power plant ...  Read More

Renewable Energy Resources and Technologies
The Assessment of Effect of Fatty Acid Profile on the Physical Properties and Emission Characteristics of New Feedstocks Used for Biodiesel

Farid Jafarihaghighi; Hasanali Bahrami; Mehdi Ardjmand; Mehrdad Mirzajanzadeh

Volume 8, Issue 3 , July 2021, , Pages 26-35

http://dx.doi.org/10.30501/jree.2021.257527.1161

Abstract
  The present study uses three generations of biodiesels and studies their effects on physical properties and exhaust gases. They are comprised of Palmaria palmate oil (third generation), Eucheuma spinosum oil (third generation), Eucheuma cottonii oil (third generation), Common wormwood oil (second generation), ...  Read More

Renewable Energy Resources and Technologies
Bioethanol Production from Wastes: An Experimental Evaluating Study for Iran

Abolfazl Taherzadeh Fini; Abolfazl Fattahi

Volume 8, Issue 3 , July 2021, , Pages 86-93

http://dx.doi.org/10.30501/jree.2021.255487.1156

Abstract
  Energy crisis in the world motivates countries to hire new and renewable energies. One of the main and valuable renewable sources of energy is agricultural waste. This is widely disposed of through the world during the harvest, packing, and transportation. In many countries, agricultural waste is considerably ...  Read More