Original Article Solar Thermal Engineering
An experimental study to evaluate the performance of an HDH water desalination system with a thermoelectric condenser

Mahdi Rezaei Rad; Rouzbeh Shafaghat; Amirhossein Aghajani afghan; Behrad Alizadeh Kharkeshi

Articles in Press, Accepted Manuscript, Available Online from 11 March 2023

https://doi.org/10.22044/rera.2023.12548.1191

Abstract
  This experimental study introduces a solar humidifier-dehumidifier desalination model as a type of open-air-open water (OAOW) system; also, a new condenser with thermoelectric modules is applied in the dehumidifier unit. The experimental tests were done by considering climate conditions in the north ...  Read More

Original Article
Performance assessment and supply energy planning in Iranian wind power plants

Mojtaba Ghiyasi

Articles in Press, Accepted Manuscript, Available Online from 14 March 2023

https://doi.org/10.22044/rera.2023.12417.1181

Abstract
  Data envelopment analysis (DEA) is a mathematical programming approach for the performance basement of the production units from a production economic view. In this paper, we analyze the performance of Iranian wind power plants (IWPP) using DEA. In the second phase of the study, we utilize the inverse ...  Read More

Original Article Biomass Energy Sources
Performance Evaluation of a Thermal Barrier-Coated CI Engine using Waste Oil Biodiesel Blends

G PRAVEEN KUMAR YADAV; DIN BANDHU; K.JAYASIMHA REDDY; R. Meenakshi Reddy; Chadaram Srinivasu; Ganesh Babu Katam

Articles in Press, Accepted Manuscript, Available Online from 22 August 2023

https://doi.org/10.22044/rera.2023.12828.1206

Abstract
  Recycling plastics into energy sources is the most promising method for cutting down on pollution and trash. In this regard, predictions of adiabatic engines using pistons with thermal barrier coatings (TBCs) were made to reduce in-cylinder heat rejection, safeguard the underlying metallic surfaces from ...  Read More

Original Article Photovoltaic Systems
A New Global Maximum Power Point algorithm for dynamic shading patterns of Partial Shading

Pankaj Verma; Bharat Gangal; Gaurav Jain; Ravi Hada

Articles in Press, Accepted Manuscript, Available Online from 22 August 2023

https://doi.org/10.22044/rera.2023.12408.1180

Abstract
  Most of the partial shading maximum power point tracking methods have been designed for the static shading pattern of the partial shading conditions, however, the irradiance pattern may change further when in partial shading mode. Therefore, to cover this research gap, a global maximum power point control ...  Read More

Review Paper Biomass Energy Sources
A review of the challenges to the adoption of biodiesel as a diesel substitute in India

Madhurjya Saikia; Pranjal Sarmah; Partha P Borthakur

Articles in Press, Accepted Manuscript, Available Online from 24 August 2023

https://doi.org/10.22044/rera.2023.13161.1222

Abstract
  Biodiesel, derived from biomass, offers significant environmental advantages by reducing CO2 and CO emissions and promoting energy self-sufficiency. Currently, biodiesel remains limited to DG sets used by a small number of farmers in India, with minimal adoption in the transportation sector. Numerous ...  Read More

Original Article Applications of Machine Learning Algorithms in Renewable Energies
LSTM and XGBoost models for 24-hour photovoltaic power forecasting from direct irradiation data

Kossoko Babatoundé Audace DIDAVI; Richard Gilles AGBOKPANZO; Bienvenu Macaire AGBOMAHENA

Articles in Press, Accepted Manuscript, Available Online from 16 September 2023

https://doi.org/10.22044/rera.2023.12880.1209

Abstract
  In this work, the photovoltaic power forecast for the next 24 hours by combining a time series forecasting model (LSTM) and a regression model (XGBoost) from direct irradiation only is performed. Several meteorological parameters such as irradiance, ambient temperature, wind speed, relative humidity, ...  Read More

Original Article Fuel Cells
A Comparative Investigation of L-Serpentine and Single Serpentine Flow Fields Efficiency in Proton Exchange Membrane Fuel Cells Using Computational Fluid Dynamics

Amarnath Gundalabhagavan; Veeresh Babu Alur; Ganesh Babu Katam; Kshitij Bhosale

Articles in Press, Accepted Manuscript, Available Online from 20 September 2023

https://doi.org/10.22044/rera.2023.12943.1213

Abstract
  Fuel cells have been identified as a promising technology to meet future electric power requirements. Out of various fuel cells, Proton Exchange Membrane Fuel Cells (PEMFC) has been staged up as they can operate at low temperatures and also have high power density. In this article, the flow field design ...  Read More

Original Article Biomass Energy Sources
Assessment and Biogas production from leftover food in the main campus of Ambo University in a batch anaerobic digestion.

Asefa Keneni Negassa; addisu turura

Articles in Press, Accepted Manuscript, Available Online from 24 September 2023

https://doi.org/10.22044/rera.2023.12652.1200

Abstract
  The objective of this study was to assess and evaluate the biogas yield of food wastes generated from the main campus of Ambo University's student cafeteria in a batch anaerobic digestion. Food waste from preprocessing and leftover from the student cafeteria were collected and measured. Standard ...  Read More

Original Article Desalinations Systems with Renewable Energies
Simulation of a Low-capacity Solar MSF Desalination Unit for a Steam Power Plant by Thermoflow Software

Neda Mehtari; Mostafa Kahani; Mohammad Zamen

Articles in Press, Accepted Manuscript, Available Online from 24 September 2023

https://doi.org/10.22044/rera.2023.13347.1231

Abstract
  The current research focuses on the utilization of three waste water streams from a power plant located in southwestern Iran for desalination purposes and to prevent the waste of heat from the boiler blowdown stream while reducing carbon dioxide emissions by preheating the cooling water. Three different ...  Read More

Original Article Energy Policy
Development of a new method in exergy analysis of a CSP plant

Moslem Akbari Vakilabadi; Sadegh Nikbakht Naserabad; Alireza Binesh

Articles in Press, Accepted Manuscript, Available Online from 05 October 2023

https://doi.org/10.22044/rera.2023.13426.1239

Abstract
  In this paper, it is determined exactly how much of the loss of exergy in a specify component is concerning the own component and how much of the exergy loss is due to the effects of the rest of the components on that component. In this new method of exergy analysis, at first, the exergy loss in a component ...  Read More

Original Article Electricity Generation by Green Energy Sources
The Potential of Accelerated Integration of Solar Electrification in Kenya’s Energy Systems

cedric okinda; Dominic Samoita; Charles Nzila

Articles in Press, Accepted Manuscript, Available Online from 05 October 2023

https://doi.org/10.22044/rera.2023.13298.1229

Abstract
  The global electricity demand is rapidly growing due to population increase and industrialization. However, the reliance on fossil fuels and other non-renewable energy resources has resulted in climate change and other unsustainability-related issues. This study aims to determine the significant penetration ...  Read More

Other Wind Energy
Wind energy potential assessment in Douala Airport, and identification of favorable areas in the vicinity

Cyrille Rodrigue ENONE ELLAH; Alban Fabrice Lionel Epée; Judith Francisca Ngbara Touafio; Cyrille Mezoue Adiang; Ruben Martin Mouangue

Articles in Press, Accepted Manuscript, Available Online from 06 October 2023

https://doi.org/10.22044/rera.2023.13304.1227

Abstract
  This study aims to identify a favorable area for wind energy exploitation in the Littoral region of Cameroon. The study used data collected by the meteorological service at Douala International Airport. A probabilistic method based on the Weibull distribution with two parameters was used to assess the ...  Read More

Original Article Biomass Energy Sources
Predicting the performance characteristics of an engine fueled by algal biodiesel-diesel using response surface methodology

Mohammad Khoobbakht; Mohsen Soleymani; Kamran Kheiralipour; Mahmoud Karimi

Articles in Press, Accepted Manuscript, Available Online from 12 October 2023

https://doi.org/10.22044/rera.2023.13512.1244

Abstract
  The effect of biodiesel percentage in biodiesel-diesel blends on the engine under different engine operation conditions must be predicted to achieve high performance. The goal of the present paper was to model brake power, brake torque, thermal efficiency, and specific fuel consumption of a diesel engine ...  Read More

Original Article Solar Thermal Engineering
Energy Management for a Random Outage Grid-tied Hybrid Photovoltaic Solar-Thermal Energy System for health centre applications

Selfa Johnson Zwalnan; Nanchen Nimyel Caleb; Peter Muar Kamtu; Pahalson Cornelius Dawap

Articles in Press, Accepted Manuscript, Available Online from 15 October 2023

https://doi.org/10.22044/rera.2023.13361.1232

Abstract
  This research proposes and evaluates an enhanced open-loop photovoltaic evacuated tube solar thermal collector hybrid energy system based on the developed multi-objective energy management strategy that manages and coordinates the hybrid system with a randomly unreliable grid power source to meet the ...  Read More

Original Article Electricity Generation by Green Energy Sources
Design of an on-grid PV system as a power backup to provide a reliable electricity supply

Rahmat Adiprasetya Al Hasibi; Bagustama Hamka

Articles in Press, Accepted Manuscript, Available Online from 29 November 2023

https://doi.org/10.22044/rera.2023.13485.1242

Abstract
  The implementation of on-grid PV systems was conducted to ensure a continuous supply of electricity. This article discusses implementing an on-grid PV system in a fish farm that requires a continuous electricity supply. Continuous electricity is used to power the aeration system. The aeration system ...  Read More

Original Article Geothermal Energy Systems
Exergetic Performance Assessment of a Double-Flash Geothermal Power Plant in Puga Valley, India

Prabin Haloi; Ankit Kumar; Joyshree Dutta; Desire Fadzi Makunike

Articles in Press, Accepted Manuscript, Available Online from 29 November 2023

https://doi.org/10.22044/rera.2023.13634.1253

Abstract
  The application of a geofluid is primarily characterized by its geofield conditions and locations. One such application of geofluid is in power generation using suitable energy conversion systems. In this study, a thermodynamic model of a double-flash geothermal power plant (DFGPP) has been developed ...  Read More

Original Article Energy Policy
Assessing Renewable Energy Impact in Nordic-Baltic Region: Sensitivity Analysis and MCDM Approach

nazlı ersoy

Articles in Press, Accepted Manuscript, Available Online from 02 December 2023

https://doi.org/10.22044/rera.2023.13416.1238

Abstract
  The article presents an MCDM model based on the Improved Entropy and PIV methods to analyze the development of renewable energy in Nordic-Baltic countries. The analysis was conducted on eight alternatives and ten criteria, and sensitivity analysis was applied to assess the model's suitability. The ...  Read More