Research Note Photovoltaic Systems
1. Development of a Simple Model to Estimate Entropy Generation of Earth

A. Ahmadi; M. A. Ehyaei

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 135-141

  Entropy generation can be caused by the energy transfer from a high-temperature recourse to a low-temperature resource; this is defined by the second law of thermodynamics. This phenomenon can occur for the Earth by transferring the solar energy from the sun to the earth. The process of entropy generation ...  Read More

Original Article
2. An Experimental Study on Producing a Sustainable Diesel-like Fuel from Waste Engine Oil

E. Bani-Hani; F. Alkhatib; A. Sedaghat; A, Alkhazzam; F. Al-Dousari; O. Al-Saad

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 143-150

  Used engine oil is one of the most environment pollutants that is produced in large quantities. Methods of recycling and reuse of the oil are important for sustainable environment. In this work, a new experimental method is proposed for producing diesel-like fuel from the waste engine oil. The study ...  Read More

Review Paper Wind Energy
3. A New Method for Real Time Economic Dispatch Solution Including Wind Farms

H. Berahmandpour; Sh. Kouhsari; H. Rastegar

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 151-160

  Economic dispatch in the presence of wind farms is of high interest in power system operational planning. Due to the uncertainty of wind speed and wind power, a probabilistic model is needed for application in economic dispatch solution. The weibull probability distribution function is a common tool ...  Read More

Original Article Photovoltaic Systems
4. Global Solar Radiation, Sunshine-hour Distribution, and Clearness Index: A Case Study of Sub-Sahara Region in Nigeria

N.O. Adeniji; J.O. Adeniji; O. Ojeikere

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 161-174

  Global solar radiation is the sum total of all radiation reaching the earth surface i.e. it includes: the direct and the diffused solar radiation reaching the earth surface. The instrument used for measuring this very important component arriving from the whole hemisphere is the pyranometer. This is ...  Read More

Original Article Solar Thermal Engineering
5. Thermodynamic and Exergy Analyses of a Novel Solar-Powered CO2 Transcritical Power Cycle with Recovery of Cryogenic LNG Using Stirling Engines

A. Naseri; M. Fazlikhani; M. Sadeghzadeh; A. Naeimi; M. Bidi; Seyyed H. Tabatabaei

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 175-185

  In this paper, a novel CO2 transcritical power cycle which is driven by solar energy integrated by a cryogenic LNG recovery unit is investigated. In the proposed cycle, the condenser unit of the CO2 power cycle is replaced by a Stirling engine. Thermodynamic and exergy analyses are carried out to evaluate ...  Read More

Original Article
6. A Case Study on Effect of Inclination Angle on Performance of Photovoltaic Solar Thermal Collector in Forced Fluid Mode

Sakhr M. Sultan; C. P. Tso; Ervina Efzan M. N

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 187-196

  A case study is conducted to evaluate the photovoltaic (PV) performance in a horizontal and in an inclined PV solar thermal collector (PVT) for two different PVT geometries; the series flow and the parallel series flow. It is shown that the series flow gives a better photovoltaic performance at a horizontal ...  Read More

Original Article
7. An Exergy Analysis of a 250 MW Thermal Power Plant

A. Kumar; K.C. Nikam; A.K. Behura

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 197-204

  Exergy analysis of a 250 MW power plant is done in this study. Thermal performance analysis using MATLAB calculation tool has been done. Exergy destruction phenomenon and Exergetic efficiency is calculated for various components of 250 MW coal fired subcritical power plant. The calculated overall plant ...  Read More

Original Article
8. Generation Management Analysis of a Stand-alone Photovoltaic System with Battery

R. Alayi; F. Jahanbin

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 205-209

  The purpose of this research is to supply the electricity required by renewable energies used by the photovoltaic cell, in this regard, have been using the type of crystal silicon photovoltaic cells. The used software with this regard is Homer. Homer is capable of simulating renewable energies to monitor ...  Read More

Original Article
9. Modeling and Technical Analysis of Solar Tracking System to Find Optimal Angle for Maximum Power Generation using MOPSO Algorithm

H. Pourderogar; H. Harasii; R. Alayi; Seyed H. Delbari; M. Sadeghzadeh; A.R. Javaherbakhsh

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 211-222

  This paper aims to determine the optimal performance characteristics of a solar tracking system in order to maximize the power generation through using the MOPSO algorithm. Considering the sun path during a day, the necessity of using solar tracking systems to achieve the maximum power output from photovoltaic ...  Read More

Original Article
10. Turbocharged Diesel Engine Power Production Enhancement: Proposing a Novel Thermal-Driven Supercharging System based on Kalina Cycle

F. Salek; Alireza Eskandary Nasrabad; M. M. Naserian

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 223-234

  In this paper, a novel thermal driven supercharging system for downsizing of a turbocharged diesel engine is proposed. Furthermore, Kalina cycle has been used as waste heat recovery system to run the mounted supercharging system. The waste heat of air in engine exhaust and intake pipes is converted to ...  Read More

Original Article
11. Thermo-Economic Assessment and Optimization of Actual Heat Engine Performance by Implemention of NSGA II

M. Ghazvini; S.M. Pourkiaei; F. Pourfayaz

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 235-245

  Finding a superior evaluation for an irreversible actual heat engine (irreversible Carnot heat engine) can be mentioned as the substantial purpose of this study. To obtain this purpose, the considered criteria are Ecological Coefficient of Performance (ECOP), exergetic performance coefficient thermo-economic, ...  Read More

Original Article
12. Sensitivity and Uncertainty Analysis of Economic Feasibility of Establishing Wind Power Plant in Kerman, Iran

M.R. Amirrud; M. Shahin

Volume 1, Issue 2 , Summer and Autumn 2020, Pages 247-260

  Wind energy is considered as a precious replacement for fossil fuels in electricity generation. In this regard, many governments (e.g. Iran) tend to support development of this type of renewable energy source. However, fluctuations in Iran’s economic conditions and uncertainty in available wind ...  Read More