Renewable Energy Resources and Technologies
Development of Rural Tourism in Iran Using PV-Based System: Finding the Best Economic Configuration

Mehdi Jahangiri; Farhad Raeiszadeh; Reza Alayi; Atabak Najafi; Ahmad Tahmasebi

Articles in Press, Corrected Proof, Available Online from 19 July 2022

https://doi.org/10.30501/jree.2022.298089.1234

Abstract
  Rural tourism is an important factor in achieving economic, social, and cultural development. Given that villages in Iran do not have access to permanent electricity or are associated with high power outages, the provision of sustainable electricity through renewable energy can cause more tourists to ...  Read More

Renewable Energy Resources and Technologies
Energy Demand of Supplementary Lighting in Agricultural Greenhouses: Solar Energy Utilization

Iman Ayoobi; Ramin Roshandel

Articles in Press, Corrected Proof, Available Online from 25 July 2022

https://doi.org/10.30501/jree.2022.305230.1258

Abstract
  Light is a critical parameter for plant growth such that providing enough light for the plant can ensure better quality and higher yield in greenhouses. In many areas, in the cold seasons of the year, not enough natural light reaches the plant. Thus, to compensate for the natural light deficit, artificial ...  Read More

Renewable Energy Resources and Technologies
Energy Potential of Agricultural and Forestry By-Products in Peru

Roxana Isabel Bernaola Flores; Carmen Elena Flores Barreda; Diana Carolina Parada Quinayá; Ursula Fabiola Rodríguez Zúñiga

Articles in Press, Corrected Proof, Available Online from 27 July 2022

https://doi.org/10.30501/jree.2022.323731.1310

Abstract
  Reducing the demand for fossil fuels and the derived products can be achieved through the development of alternative energy sources. This work presents a countrywide study of the energy potential of lignocellulosic biomass sourced from agro-industrial by-products in the country of Peru. Ranking of the ...  Read More

Renewable Energy Resources and Technologies
Improvement of Frequency Stability in the Power System Considering Wind Turbine and Time Delay

Farhad Amiri; Mohammad Hassan Moradi

Articles in Press, Corrected Proof, Available Online from 06 August 2022

https://doi.org/10.30501/jree.2022.321859.1308

Abstract
  In the power system, frequency stability is critical. The wind turbine oscillates (depending on the wind speed) and is of low inertia. Thus, wind turbines face the issue of power system frequency stability. Since the power system's resources are interconnected via communication networks, the presence ...  Read More

Renewable Energy Resources and Technologies
Deriving an Alternative Energy Using Anaerobic Co-Digestion of Water Hyacinth, Food Waste, and Cow Manure

Sapna Kinattinkara; Thangavelu Arumugam; Nandhini Samiappan; Vivek Sivakumar; Sampathkumar Velusamy; Mohanraj Murugesan; Manoj Shanmugamoorthy

Articles in Press, Corrected Proof, Available Online from 06 August 2022

https://doi.org/10.30501/jree.2022.327715.1325

Abstract
  Increased global energy consumption demands the use of more energy resources, aggravating environmental issues. This study focused on analyzing biogas production from a mixture of cow dung, water hyacinth, and food waste and checking the efficiency of the biogas. The efficiency of biogas production was ...  Read More

Renewable Energy Resources and Technologies
Effect of Pretreatment on the Physical Properties and Heating Values of Briquettes

Toyese Friday Oyewusi; Gabriel Alebiowu; Elizabeth Funmilayo Aransiola; Ayowumi Rita Soji-Adekunle; Busayo Sunday Adeboye

Articles in Press, Corrected Proof, Available Online from 15 August 2022

https://doi.org/10.30501/jree.2022.327453.1329

Abstract
  Briquettes from agro-residues have been promoted as a better replacement to firewood and charcoals for heating and cooking in the rural communities. In view of this, a study was carried out to investigate the effect of pretreatment methods on physical properties and heating values of briquettes produced ...  Read More

Renewable Energy Resources and Technologies
Experimental Investigation into the Combustion, Performance, and Emission Characteristics of Oxygenated DEE and Ethanol Blending with KOME Biodiesel Fuelled CI Engine

Krishnarao Rajaram Patil

Articles in Press, Corrected Proof, Available Online from 16 August 2022

https://doi.org/10.30501/jree.2022.328607.1330

Abstract
  The present study aims to develop different strategies for better utilization of oxygenated Diethyl ether and ethanol as supplementary fuels by blending them with biodiesel as the base fuel in CI engines. The used biodiesel used was readily available Karanja Oil Methyl Ester (KOME), its scientific name ...  Read More

Renewable Energy Resources and Technologies
Multiobjective Design Optimization of a Multi-Phase Outer-Rotor Permanent Magnet Wind Generator

Ali Ebadi; Ali Akbar Abdoos; Mohammad Ebrahim Moazzen; Sayyed Asghar Gholamian

Articles in Press, Accepted Manuscript, Available Online from 20 June 2022

https://doi.org/10.30501/jree.2022.317176.1287

Abstract
  Nowadays, the permanent magnet (PM) generator has become a large market for wind power, due to their high performance. In this study, an optimal design is established to provide a cost-effective multiphase outer-rotor PM wind generator (OR-PMWG). The generation system (generator and power converter) ...  Read More

Renewable Energy Resources and Technologies
Evaluation of The Experimental Performance of an Asphalt Solar Air Collector

Armin Motamed Sadr; Mehran Ameri Mahabadi; ٍٍEbrahim Jahanshahi Javaran

Articles in Press, Accepted Manuscript, Available Online from 20 August 2022

https://doi.org/10.30501/jree.2022.334587.1347

Abstract
  In this research, the performance of an asphalt solar air collector was experimentally tested and the daily thermal and exergy efficiencies of the collector were analyzed. The sun's radiant energy is absorbed by asphalt and converted into thermal energy. Then, it is transmitted to aluminum pipes buried ...  Read More

Renewable Energy Resources and Technologies
Sustainable Backup Power Supply of a Hospital by Designing a Hybrid Renewable Energy System

Setare P_eirow; Fatemeh Razi Astaraei; Amir-Ali Saifoddin; Hossein Yousefi

Articles in Press, Accepted Manuscript, Available Online from 20 May 2022

https://doi.org/10.30501/jree.2022.304704.1257

Abstract
  The issue of power supply in hospitals is of special importance because of its direct effect on people's health conditions and vital treatment and care measures. Hospitals are among buildings with high energy consumption. The possibility of using renewable sources in their energy supply is one of the ...  Read More

Renewable Energy Resources and Technologies
Impact of organic hydrocarbons on fuel properties and engine characteristics of thermally cracked cashew nut shell liquid

Gokul Raghavendra Srinivasan; Aditya Mahajan; Rajiv Seth; Rakesh Mahajan

Articles in Press, Accepted Manuscript, Available Online from 07 July 2022

https://doi.org/10.30501/jree.2022.335041.1349

Abstract
  The present study aims to explore the role of characterized hydrocarbons in thermally cracked shell liquid in determining its overall fuel properties and combustion characteristics in a CI engine. For this purpose, waste shell liquid was extracted from waste cashew nut shell by means of cold extraction ...  Read More

Renewable Energy Resources and Technologies
Numerical simulation of a solar cooling system based on variable-effect NH3-water absorption chiller using TRNSYS

Abir Hmida; Abdelghafour Lamrani; Mamdouh El Haj Assad; Yashar Aryanfar; Jorge Luis Garcia Alcaraz

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

https://doi.org/10.30501/jree.2022.326640.1318

Abstract
  Around the globe, a 60 % increase in energy demand is predicted to occur by the end of the year 2030 due to the ever-increasing population and development. With a registered temperature up to 50°C in August 2020, which is classified as one of the hottest regions in the world, the demand for cool ...  Read More

Renewable Energy Resources and Technologies
Numerical Modeling and Evaluation of a Downwind Pre-Aligned Wind Turbine with an Innovative Blade Geometry Concept

Amirhosein Zare; Esmail Mahmoodi; Mohsen Boojari; Ali Sarreshtehdari

Articles in Press, Corrected Proof, Available Online from 04 September 2022

https://doi.org/10.30501/jree.2022.306692.1264

Abstract
  Significant growth of the wind power market has led to a dramatic increase in the scale and capacity of wind turbines over the past decades. As these extreme-scale structures are expected to pose a wide range of challenges, an innovative concept which both lightens blade's mass and improves their aerodynamic ...  Read More

Renewable Energy Resources and Technologies
Biogas Production by Co-Digestion of Food Waste with Sewage Sludge and Poultry Litter: A Way Towards Sustainable Waste-to-Energy Conversion

Uttam Bista; Bhawana Rayamajhi; Bipasyana Dhungana; Sunil Prasad Lohani

Articles in Press, Corrected Proof, Available Online from 06 September 2022

https://doi.org/10.30501/jree.2022.333462.1342

Abstract
  Anaerobic digestion is one of the most effective technologies for managing degradable waste, which produces renewable energy and digestate as the byproduct. In this study, sewage sludge (SS), poultry litter (PL), and food waste (FW) were co-digested at ratios (SS:PL:FW 2:1:1) with 8 % total solid content ...  Read More

Renewable Energy Resources and Technologies
Analysis of Biogas Recovery from Liquid Dairy Manure Waste by Anaerobic Digestion

Fatemeh Norouzi; Morteza Hosseinpour; Saeed Talebi

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

https://doi.org/10.30501/jree.2022.336371.1354

Abstract
  In this paper, an industrial dairy farm unit was taken as a case study to carry out the applicable technical assessment for the construction of a biogas plant using a combined heat and power (CHP) unit. A comprehensive sensitivity analysis was applied to examine the effectiveness of the operational parameters ...  Read More

Renewable Energy Resources and Technologies
Mitigating energy consumption of educational buildings using a novel simulation method (Case study: Faculty of oil and petrochemical engineering, Razi University, Iran)

Soheil Fathi; Abbas Mahravan

Articles in Press, Accepted Manuscript, Available Online from 18 September 2022

https://doi.org/10.30501/jree.2022.349282.1394

Abstract
  In many middle- and high-income countries, existing buildings will occupy the majority of building areas by 2050 and measures are needed to upgrade the mentioned buildings for a sustainable transition. This research proposes a method to mitigate the energy consumption of existing educational buildings ...  Read More

Renewable Energy Resources and Technologies
Methyl-Esters from Ternary Oil Blend Using Catalyst Synthesized from Mixed Agro-Wastes

Ayowumi Rita Soji-Adekunle; Betiku Eriola; Abraham A. Asere

Articles in Press, Corrected Proof, Available Online from 20 September 2022

https://doi.org/10.30501/jree.2022.317615.1294

Abstract
  This study used ternary substrates consisting of honne, neem, and yellow oleander (HONOYO) oil blend to produce methyl-esters for sustainability of raw materials for biodiesel synthesis. A biomass-based catalyst from calcined mixed agro-wastes consisting of kolanut pod, cocoa pod, and plantain peel ash ...  Read More

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

Volume 9, Issue 3 , September 2022, , Pages 1-9

https://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

Volume 9, Issue 3 , September 2022, , Pages 10-16

https://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
Investigating the Economic Effects and the Roadmap of Developing Geothermal Systems to Generate Electricity

Mirmahdi Seyedrahimi-Niaraq; Tohid Nouri

Volume 9, Issue 3 , September 2022, , Pages 52-64

https://doi.org/10.30501/jree.2022.317375.1290

Abstract
  Geothermal energy is a non-carbon renewable source from the earth's internal energy. This energy is considered reliable today and has a high potential to reduce the threat of climate change. The main factor that any investor wants to invest in any natural energy source is the resulting economy. In the ...  Read More

Renewable Energy Resources and Technologies
Optimum Orientation of the Multi-Span Greenhouse for Maximum Capture of Solar Energy in Central Region of Iran

Mehran Gheyrati; Asadollah Akram; Hassan Ghasemi-Mobtaker

Volume 9, Issue 3 , September 2022, , Pages 65-74

https://doi.org/10.30501/jree.2022.305780.1259

Abstract
  The orientation of greenhouses is one of the effective factors in terms of radiation they receive. In the present study, a multi-span greenhouse (40 m × 93.5 m with a coverage area of 5457.44 m2) located in the central region of Iran was investigated in three orientations including: North-South ...  Read More

Renewable Energy Resources and Technologies
Energy Analysis of Utilizing Biomass Gasification to Partially Substitution Fossil Fuels in an IBG-GT-ST-Kalina Cycle

Mohammad Hosseinpour; Hassan Ali Ozgoli; Seyed Alireza Haji Seyed Mirza Hosseini; Amir Hooman Hemmasi; Ramin Mehdipour

Volume 9, Issue 3 , September 2022, , Pages 75-86

https://doi.org/10.30501/jree.2022.321835.1307

Abstract
  In this study, the partial alteration of fuel consumption of combined cycle power plants was investigated and analyzed using an innovative model. This system is applicable using the fuel derived from the biomass gasification process. For this purpose, energy modeling of an advanced gasification system ...  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

https://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

https://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

https://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