Energy
Using GIS Maps to Assessing Wind Energy in Asian Countries: Finding the High Potential Countries and Examining Their Current Status and Outlook

M. Jahangiri; O. Nematollahi; H. Saghaei; A. Haghani

Articles in Press, Accepted Manuscript, Available Online from 27 December 2023

https://doi.org/10.5829/ijee.2024.15.04.10

Abstract
  Providing sustainable energy to achieve favorable economic development has attracted the attention of many governments in recent years. Renewable energies, especially wind energy, have gained considerable media attention recently due to challenges with the use of fossil fuels, including difficulty in ...  Read More

Energy
Enhancing Daylight Performance and Visual Comfort in Office Buildings with Electrochromic Glazing: A Case Study Mashhad

Hamed Kamelnia; Afsaneh Ghalehnovi

Articles in Press, Accepted Manuscript, Available Online from 05 February 2024

Abstract
  Electrochromic Glazing (EC) has seen a significant surge in adoption today, primarily attributed to its pivotal role in enhancing visual comfort, mitigating excessive heat, regulating cooling and heating requirements, and curbing lighting consumption, especially within office buildings. Moreover, electrochromic ...  Read More

Energy
Effect of inclined angle on the pattern of free convective airflow inside the cavity of parabolic solar collectors

Abbas Dehghani Rayeni; Seyyed Abdolreza Gandjalikhan Nassab

Articles in Press, Accepted Manuscript, Available Online from 09 February 2024

Abstract
  In the present paper, the effect of inclination angle on the free convection airflow inside the cavity of compound parabolic collectors and also on the performance of the thermal system is examined. In analysis, the airflow equations for computations of velocity, pressure, and temperature fields and ...  Read More

Energy
Energy Analysis of a Novel Perforated Cross-flow Solar Air Heaters Integrated with Encapsulated Phase Change Material Units: An Experimental Study

Hadi Farzan; Mohammad Hossein Shahsavari

Articles in Press, Accepted Manuscript, Available Online from 10 February 2024

Abstract
  This study analyzes the thermal efficiency of a new perforated cross-flow solar air heater (SAH) integrated with encapsulated phase change material (PCM) by using an experimnetal method. Since SAHs represent low thermal efficiencies, this study introduces a novel SAH that uses two methods to address ...  Read More

Energy
Improving the geometry of microchannel heat sinks by adding fins to the walls of the microchannels

Farhaad Nasiri Khamesloo; Davood Domiri Ganji

Articles in Press, Accepted Manuscript, Available Online from 20 March 2024

Abstract
  The dissipation of heat generated in electronic and industrial chips is essential for the health of these components. For this purpose, one of the best choices is a microchannel heatsink, which offers a lower pressure drop compared to other channels while maintaining a high heat transfer rate. In this ...  Read More

Energy
Investigating the effect of winding structures in dynamic wireless power transmission in electric vehicle applications

Maryam Rafinejad; Abbas Ghayebloo

Articles in Press, Accepted Manuscript, Available Online from 20 March 2024

Abstract
  In recent decades, problems such as air pollution and the reduction of fossil fuel resources led to the development of electric vehicles. Wireless power transmission is an efficient and reliable way to charge fixed and mobile electric vehicles. One of the main problems in the dynamic wireless power transmission ...  Read More

Energy
Energy and Exergy Analysis of the Steam Power plant cycle of the ninth refinery of South Pars Gas Complex

Ehsan Mehrabi Gohari; iman pishkar; ehsan omidian

Articles in Press, Accepted Manuscript, Available Online from 25 March 2024

Abstract
  In this Research, the Energy and Exergy analysis of the Steam Power-plant of the ninth refinery of South Pars Complex has been studie. Fristly, according to the thermodynamic characteristics, pressure, temperature , flow rate and the type of fluid in terms of saturated water, dense liquid and super heat ...  Read More

Energy
Wind-Powered Hydrogen Production: A Promising Outlook for Iran's Clean Energy Future

Masoomeh Bahramisamani; Mehdi Jahangiri

Articles in Press, Accepted Manuscript, Available Online from 03 April 2024

Abstract
  Using wind energy for hydrogen production in Iran can be important for reasons such as abundant wind resources in Iran, reducing dependence on fossil fuels, ensuring clean energy supply, the potential for hydrogen exports, technology development and job creation. Therefore, this study signifies the first ...  Read More

Energy
Air Injection's Effect on a Vertical Tube with Helical Corrugation: An Empirical Investigation

A. Bagheri; S. Karimian Aliabadi; F. Ommi; K. Ghaemi Osgouie

Volume 15, Issue 4 , October 2024, , Pages 338-346

https://doi.org/10.5829/ijee.2024.15.04.02

Abstract
  Herein, a non-boiling two-phase flow containing air and water through a downward flow in a vertical tube with helical corrugations has been investigated. In this simulation, various flow rates for air and water are considered, and three corrugation pitches 1, 1.5, and 2 cm are included. It can be seen ...  Read More

Energy
Performance of Heat Recovery Cycle in order to Enhance Efficiency and its Mutual Effect on the Engine Performance with the Aid of Thermodynamic Simulation

H. Radaei; R. Shafaghat; S. Talesh Amiri; B. Alizadeh Kharkeshi

Volume 15, Issue 4 , October 2024, , Pages 357-364

https://doi.org/10.5829/ijee.2024.15.04.04

Abstract
  Considering that the heat required for the Waste heat recovery (WHR) cycle of the engine is provided from two parts of the exhaust gas and the cooling system, the mutual influence of the WHR cycle on the engine performance is undeniable. Therefore, in this numerical study, an attempt has been made to ...  Read More

Energy
Enhancing Energy Security through Portfolio Thinking: An Analysis of National Energy Portfolios

F. Yazdandoost; S. A. Yazdani

Volume 15, Issue 4 , October 2024, , Pages 365-378

https://doi.org/10.5829/ijee.2024.15.04.05

Abstract
  Insisting on independently providing energy due to fossil fuel availability and Economic-political purposes has imposed financial-environmental risks on countries. Inefficient obsolete infrastructures and technologies have caused devastating losses causing technical vulnerabilities in the energy sector. ...  Read More

Energy
Energy Efficiency of Residential Buildings in Cold and Dry Climates using Simulation-based Comparative Analysis: Case Study in Tabriz

N. Amani; A. Sabamehr

Volume 15, Issue 4 , October 2024, , Pages 379-391

https://doi.org/10.5829/ijee.2024.15.04.06

Abstract
  The purpose of this research is to analyze the energy of a residential building in the city of Tabriz with a cold and dry climate using energy simulation to provide a model to minimize energy consumption. A comparative model of energy consumption analysis in a three-story building unit with dimensions ...  Read More

Energy
Effect of Ambient Temperature and Solar Irradiance on Photovoltaic Modules' Performance

O. E. Olabode; I. K. Okakwu; D. O. Akinyele; T. O. Ajewole; S. Oyelami; O. V. Olisa

Volume 15, Issue 4 , October 2024, , Pages 402-420

https://doi.org/10.5829/ijee.2024.15.04.08

Abstract
  The impact of solar radiation and ambient temperature on solar PV energy yield and its corresponding economic implication was investigated. The electrical load assessment was done by physical inspection through periodic visits to study location. Five different scenarios were investigated for two locations ...  Read More

Energy
Flow Field Analysis and Structural Optimization of a Rotating Wind Collection Device

Y. Xu; H. Jiang; K. Chen; Z. Jiang

Volume 15, Issue 4 , October 2024, , Pages 452-459

https://doi.org/10.5829/ijee.2024.15.04.12

Abstract
  In this paper, a new type of wind collection device that can generate rotating wind for wind power generation has been designed to address the shortcomings of current wind power generation devices. This device can collect wind energy from different directions by changing the direction of the wind. Firstly, ...  Read More

Energy
Effect of Diesel-engine Operating Conditions on Performance of Waste Heat Recovery Cycles: A 4E Analysis

B. Alizadeh Kharkeshi; R. Shafaghat; S. Talesh Amiri; A. M. Tahan; A. Ardebilipour

Volume 15, Issue 3 , July 2024, , Pages 220-234

https://doi.org/10.5829/ijee.2024.15.03.01

Abstract
  In waste heat recovery from a heavy-duty diesel engine, with a focus on engine speed's impact, is explored. The critical problem of enhancing energy efficiency and reducing emissions through waste heat utilization is addressed. Waste heat in internal combustion engines, vital for sustainable energy use ...  Read More

Energy
Feasibility Study of a Zero Energy Building Based on Photovoltaic-Low Speed Wind-Battery Hybrid System: A Case Study in Golestan-North of Iran

N. Mirrashid; S. M. Rakhtala

Volume 15, Issue 3 , July 2024, , Pages 235-247

https://doi.org/10.5829/ijee.2024.15.03.02

Abstract
  In this paper, a feasibility study is conducted on a photovoltaic-low-speed wind turbine-battery zero-energy building for a 175 m2 residential house in Gorgan. First, the climatological data of Gorgan City related to the amount of solar radiation and wind speed for the past 50 years have been extracted ...  Read More

Energy
Design Optimization of a Permanent Magnet Generator for Direct Drive Wind Turbine

A. Jabbari; M. Basaki; M. R. Sheykholeslami

Volume 15, Issue 3 , July 2024, , Pages 248-254

https://doi.org/10.5829/ijee.2024.15.03.03

Abstract
  In this paper, an axial flux permanent magnet generator for a 30 kW direct drive wind turbine is designed and the design parameters were optimized with the aim of achieving high efficiency. In order to reduce the cogging torque and electromagnetic torque ripple components, the air core topology has been ...  Read More

Energy
An MILP Formulation for Energy Scheduling of Self-sufficient Smart Home Considering Household Appliances, and Investigating Its Energy Behavior

F. Hasanlu; A. Fallah-Sabet; A. Fereidunian

Volume 15, Issue 3 , July 2024, , Pages 255-264

https://doi.org/10.5829/ijee.2024.15.03.04

Abstract
  The electric energy demand has been increasing, following digitalization and development of urbanization, which has led to functional enhancement of home energy management system (HEMS) and its subsystems. A great amount of the produced electricity is used for household loads, whereas self-sufficient ...  Read More

Energy
Analyzing the Impact of a Curved Stator on the Performance of a Savonius Wind Turbine using Computational Fluid Dynamics

P. Hedayati; A. Ramiar; N. Hedayati

Volume 15, Issue 3 , July 2024, , Pages 279-286

https://doi.org/10.5829/ijee.2024.15.03.06

Abstract
  Wind energy is a prominent renewable energy source, and Vertical Axis Wind Turbines (VAWTs) offer distinct advantages, including adaptability to changing wind directions and reduced noise levels. This paper conducts a numerical investigation into the impact of flat and curved stator blades on VAWTs, ...  Read More

Energy
Evaluation of Quality of Daylight in a Contemporary Residential Building with a Central Courtyard in Kerman, Iran

M. Movehhedi Nia; M. Nikpour; E. Jahanshahi Javaran

Volume 15, Issue 3 , July 2024, , Pages 294-302

https://doi.org/10.5829/ijee.2024.15.03.08

Abstract
  The research aims to develop sustainable daylighting strategies for contemporary buildings by drawing inspiration from traditional vernacular housing solutions. In this study, the daylight factors of a contemporary residential space with a central courtyard which is located in Kerman, Iran is evaluated. ...  Read More

Energy
Energy Flow of Watermelon Production System for Optimizing Energy Efficiency

S. N. Mosavian; H. Eskandari

Volume 15, Issue 3 , July 2024, , Pages 319-323

https://doi.org/10.5829/ijee.2024.15.03.11

Abstract
  This research, conducted in Gotvand, southwest Iran, evaluated the energy balance of a field system which watermelon produced in it. In the current research, energy inputs of watermelon planting were measured. To reach this goal, questionnaires were given to the farmers to record the amount of energy ...  Read More

Energy
Investigation of Volume Changes in Carbon Dioxide Hydrate Formation Process

A. Mohammadi; M. Hakimizadeh

Volume 15, Issue 2 , April 2024, , Pages 135-141

https://doi.org/10.5829/ijee.2024.15.02.02

Abstract
  Gas hydrate formation is a new technology to uptake carbon dioxide. In the present work, the kinetics of changes in the volume of unreacted water, the formed carbon dioxide hydrate, and also the unreacted gas inside the reactor were investigated with the passage of time. Experiments were performed in ...  Read More

Energy
Comparative Exergy, Economic and Environmental Analysis of Parabolic Trough Collector and Linear Fresnel Reflector

M. Maghsoudizadeh; M. Ameri; E. Jahanshahi Javaran; A. MotamedSadr; A. A. Feili Monfared

Volume 15, Issue 2 , April 2024, , Pages 177-186

https://doi.org/10.5829/ijee.2024.15.02.07

Abstract
  In recent years, the use of renewable energy sources and investigation on renewable energy have significantly grown. In this research, parabolic trough and linear Fresnel collectors, which are widely used in the field of solar energy, have been investigated from the point of view of exergy. First, the ...  Read More

Energy
Investigating the Effect of Catalyst and Deep Eutectic Co-solvent on Purity of Biodiesel Produced from Linseed Oil

N. Momen; H. Pahlavanzadeh

Volume 15, Issue 2 , April 2024, , Pages 187-193

https://doi.org/10.5829/ijee.2024.15.02.08

Abstract
  Nowadays, due to environmental concerns and the reduction in fossil fuel resources, biodiesel is being considered as a renewable alternative or supplement to fossil diesel. In this research, the transesterification method was used to produce biodiesel from low-cost and non-edible linseed oil in the presence ...  Read More

Energy
Optimizing Hydrogen Production from Methanol Reformers by Temperature Variation and Feed Ratio Using CFD

N. Hedayati Goodarzi; M. Rahimi-Esbo

Volume 15, Issue 2 , April 2024, , Pages 194-200

https://doi.org/10.5829/ijee.2024.15.02.09

Abstract
  Steam reformers are typically utilized in hydrogen production industry, demanding pressure vessels within methanol reformer systems operating at temperatures between 250-350°C to ensure cost-effectiveness. This characteristic makes them a superior choice for fuel cell systems. However, challenges ...  Read More