Yasser Fathi Nassar

• Professor
• Wadi Alshatti University

Hybrid renewable energy systems is broadly adopted because they are eco- friendly systems. The general electric grid in Libya has suffered from shortage during the recent years . However , Libya has formidable opportunities for investment in clean energy .Their wind energy resources are promising. The southern region of Libya has demonstrated the v...

This research aims to identify promising locations for establishing pumped hydropower energy storage (PHES) stations in Libya using geographic information systems (GIS). The study focuses on integrating geographic and climatic data and applying specific criteria to assess the spatial suitability of these stations. The objective is to harness the na...

The increasing research interest in Hybrid Renewable Energy Systems (HRESs) reflects a global desire for development and sustainability. Hybrid renewable energy systems aim to meet the energy demand loads, including residential loads, which constitute the largest electricity-consuming sector in Libya, accounting for approximately 56% of the total e...

The sporadic characteristics of adjustable renewable energy sources, along with fluctuating energy consumption, require an effective long-term energy storage solution. Pumped Hydroelectric Storage (PHS) has demonstrated its economic feasibility as an electricity storage technology and its compatibility with Renewable Energy Systems (RESs). The pres...

Purpose: Achieving sustainable and cost-effective industrial electrification in Africa necessitates an integrated energy approach that optimally combines Small Modular Reactor (SMR) and renewables, mainly solar and wind energy, as two clean energy sources. Design/Methodology/Approach: Using HOMER Pro software, system performance was simulated to as...

The current study focused on the economic and environmental impacts of using solar energy for street lighting instead of traditional lighting. As a case study, the required size of the solar energy system was calculated for illuminating the main street in Gaza Strip (Salah Al-Din Street). The study proposed replacing the existing 400W - 220V AC sod...

Electric vehicles (EVs) are essential to the global energy transition, but their growing adoption increases demand for critical battery materials such as lithium, cobalt, nickel, and graphite. This article examines the composition and chemistry of EV batteries, highlighting advancements in energy density and material efficiency through solid-state,...

The transition to a sustainable energy future in Ghana faces critical challenges, particularly in integrating renewable energy sources like solar and wind into the national grid. This study examined Ghana’s progress in renewable energy adoption using the International Atomic Energy Agency’s (IAEA) Model for Energy Supply Strategies and Their Genera...

Estimating solar irradiance is essential for solar energy systems evaluations, energy audit of buildings and. Global and sky-diffuse horizontal irradiances are measured by meteorological stations and satellites. Global horizontal solar irradiance is converted into a global tilted solar irradiance using transposition models (TMs). Despite its import...

This study aims to identify optimal locations for establishing pumped hydropower energy storage (PHES) stations in Libya using Geographic Information Systems (GIS). The goal is to harness the region's natural resources to support Libya's strategic objectives of addressing energy deficits and increasing the share of renewable and clean energy in the...

In line with Libya's strategic shift towards renewable energy and efforts to reduce carbon emissions, and considering that the transportation sector is the second-largest contributor to environmental pollution after the electricity sector, this study aims to explore the feasibility of adopting electric vehicles (EVs) as a strategic solution to enha...

Nuclear power plays a pivotal role in sustainable electricity generation and global net zero emissions , contributing significantly to this secure pathway. Nuclear power capacity is expected to double , escalating from 413 gigawatts (GW) in early 2022 to 812 GW by 2050 within the net zero emissions (NZE) paradigm. The global energy landscape is und...

The growing demand for energy in developing societies, coupled with dwindling conventional resources, necessitates the adoption of renewable energy (RE) sources. A comprehensive understanding of these sources and their optimal utilization is crucial. The awareness of the users plays a very important role in the effective utilization of different en...

KEYWORDS Carbon dioxide emission factor; electrical power generation technologies; electricity industry sector; renewable and clean energies; Libya. ABSTRACT Since Libya is one of the nations that ratified the Paris Agreement, this research is an attempt to meet its commitment to the international community to lessen environmental degradation and t...

The COVID-19 pandemic has affected millions worldwide in recent years. However, the epidemic's impact on the residents of the southern Libyan region has not been assessed. To investigate the spread of COVID-19 among the population, a study was conducted from March to June 2021. The study involved 146 people, 97 of whom were infected with COVID-19 a...

This study presents an assessment of the feasibility of implementing a hybrid renewable energy-based electric vehicle (EV) charging station at a residential building in Tripoli, Libya. Utilizing the advanced capabilities of HOMER Grid software, the research evaluates multiple scenarios involving combinations of solar and wind energy sources integra...

The anticipated expansion of renewable energy, particularly solar and wind power, is reshaping the landscape of global power systems. This article explores emerging issues and challenges associated with the integration of these fluctuating renewable energy sources, focusing on their impact on existing grid infrastructure and the evolving requiremen...

this paper investigates the challenges of EV integration in the grid system of Libya. To examine the effects of various EV penetration scenarios on Libya's generation a study is carried out. Increased peak demand, two-way power flows from vehicle-to-grid technology, and the requirement for further investment in charging infrastructure are among the...

Solar energy is considered one of the most important energy resources and a key component in addressing major energy challenges worldwide. Therefore, solar radiation data is crucial for many solar energy applications. Due to the lack of measurements at times due to logistical challenges, mathematical transposition models are often used to compensat...

This study provides an overview of surplus energy-generating homes for integration with the public electricity grid and its potential for spatial development in Libya. With a special focus on the idea of a surplus energy-generating home, in addition to the study, the basic components of a solar home system are solar panels and the conversion of bui...

This study analysed forty-six soil samples from the top 15 cm (6 in.) of urban soil in Tripoli, Libya for heavy metal contamination using atomic absorption spectrometry. The metals assessed included cadmium (Cd), lead (Pb), zinc (Zn), copper (Cu), nickel (Ni), cobalt (Co), iron (Fe), manganese (Mn) and chromium (Cr), with average concentrations of...

In this investigation, the estimation of global solar radiation was meticulously carried out within Ghardaïa city, a region situated in Southern Algeria, utilizing a sophisticated multilayer perceptron (MLP) neural network architecture. This research primarily concentrated on developing a predictive model based on a singular input parameter, specif...

This paper assesses green energy technology with respect to its profound impacts, particularly photovoltaic (PV) installed capacity, wind installed capacity and hydrogen fuel cells installed capacity on sustainable development as well as mitigating greenhouse gas emissions. Additionally, the study examines recent technological improvements and empi...

Hybrid Renewable Power Systems (HRPSs) have been extensively employed at regional, national, and different levels due to their capability of decreasing Carbon Dioxide (CO2) emissions and reducing energy consumption amount. However, the main challenge of Renewable Energy Sources (RESs) is the uncertainties of the demand and source integration that m...

As populations expand and cities grow, the horizontal development of sustainable initiatives, coupled with the preservation of natural resources and the shift towards agricultural ventures, has led to an increased necessity for road lighting to mitigate traffic accidents. The burgeoning field of photovoltaic (PV) energy is significantly altering th...

Within the framework of Libya's pursuit to harness solar energy and integrate it into the national energy mix, surpassing a 50% contribution from renewable energies by 2050, this study focuses on the optimal utilization of solar energy, both photovoltaic and thermal, along with wind energy. The research presents an exemplary design for flat solar c...

Urban areas are increasingly pivotal in the global transition towards sustainable energy, driven by rapid urbanization and environmental imperatives. This paper explores the synergistic role of smart cities and smart grids in fostering resilient, efficient, and sustainable urban energy systems. The paper presents case studies from cities that have...

Urban areas are increasingly pivotal in the global transition towards sustainable energy, driven by rapid urbanization and environmental imperatives. This paper explores the synergistic role of smart cities and smart grids in fostering resilient, efficient, and sustainable urban energy systems. The paper presents case studies from cities that have...

Recent violent global climate change consequences necessities reducing the consumption of fossil fuel in different sectors. Electric Vehicles (EVs) are growing in popularity as eco-friendly and environmentally compatible solution in transportation industry. This article provides a thoroughly and comprehensive overview of the advancement of topologi...

Libya has a wide range of temperatures and topographies, making it a promising place to use wind and solar energy. This research evaluated many technologies available in the global market, including wind energy, concentrated solar power (CSP), and photovoltaic (PV) solar, with the goal of localizing the renewable energy business. The aim was to opt...

Renewable energy is not only a viable economic choice in Palestine, but it is also an imperative requirement to end the country's current energy crisis, which is particularly acute in the West Bank and Gaza Strip. The main focus of this study, which makes it the most thorough in its sector, is showcasing Palestine's distinct renewable energy potent...

Hydrogen constitutes an integral component within an expansive array of energy technologies poised to facilitate the nation's transition towards achieving a net-zero state. In additional, this endeavor involves harnessing regional resources judiciously, thereby fostering equitable and sustainable growth. The strategic development and utilization of...

في اطار سعي الدولة الليبية لاستغلال الطاقة الشمسية وادخالها في مزيج الطاقة المنتجة في البلاد ليتعدى نصيب مساهمة الطاقات المتجددة أكثر من 50% في عام 2050، والذي سيكون من خلال الاستخدام الامثل للطاقة الشمسية (طاقة فوتوضوئية وطاقة حرارية) وكذلك طاقة الرياح. قدمت هذه الدراسة التصميم المثالي للمجمعات الشمسية المسطحة من حيث عدد الاغطية الشفافة اللازمة لت...

A radical transformation is occurring in the global energy system, with solar PV and wind energy contributing to three-quarters of new electricity generation capacity due to their affordability. This shift towards renewable electrification of energy services, such as transportation, heating, and industry, will gradually replace fossil fuels in the...

This study explores how plasmonic nanoparticles affect absorption, transmission, and reflection-three important performance metrics in organic-inorganic halide perovskite solar cells (PSCs). Through an investigation of different types of nanoparticles and their concentration in the composite layer, the study provides important information for impro...

Within the framework of Libya's pursuit to harness solar energy and integrate it into the national energy mix, surpassing a 50% contribution from renewable energies by 2050, this study focuses on the optimal utilization of solar energy, both photovoltaic and thermal, along with wind energy. The research presents an exemplary design for flat solar c...

Electricity plays a pivotal role in the operation and development of contemporary societies and economies, with its significance escalating as electricity-dependent technologies like electric vehicles and heat pumps gain prominence. Currently, power generation stands as the foremost contributor to global carbon dioxide emissions. However, it concur...

The integration of Artificial Intelligence (AI) tools in scientific writing processes has emerged as a topic of increasing interest and exploration. This article encapsulates the multifaceted dimensions associated with the utilization of AI in scientific writing endeavors. The contemporary landscape underscores the potential of AI systems, such as...

The integration of Artificial Intelligence (AI) tools in scientific writing processes has emerged as a topic of increasing interest and exploration. This article encapsulates the multifaceted dimensions associated with the utilization of AI in scientific writing endeavors. The contemporary landscape underscores the potential of AI systems, such as...

The ongoing evolution of civilization is indelibly marked by our proficiency in harnessing energy beyond mere human and animal labor. The advent of successive industrial and agricultural revolutions has enabled a growing segment of the global populace to enjoy the comforts of heated and illuminated homes, the bountiful yields of fertilized and irri...

The optimal allocation of Renewable Energy Sources (RESs) along with Electric Vehicle (EV) charge stations aims to maximize the utilization and efficiency of renewable energy while accommodating the charging requirements of EVs. The EVs in charging station using RESs could reduce the dependency on the utility grid, however, duety challenges are fac...

This study proposes a model system that integrates utility grid integration, batteries, and renewable energy sources (RESs) with electric vehicles (EVs). The aforementioned hybrid micro grid system model was created with the goal of maximizing the Renewable Energy Fraction (REF) as the primary goal of this study. Based on the integration of the afo...

This study proposes a model system that integrates utility grid integration, batteries, and renewable energy sources (RESs) with electric vehicles (EVs). The aforementioned hybrid microgrid system model was created with the goal of maximizing the Renewable Energy Fraction (REF) as the primary goal of this study. Based on the integration of the afor...

The optimal allocation of Renewable Energy Sources (RESs) along with Electric Vehicle (EV) charge stations aims to maximize the utilization and efficiency of renewable energy while accommodating the charging requirements of EVs. The EVs in charging stations using RESs could reduce the dependency on the utility grid, however, duty challenges are fac...

The recent investigation has demonstrated that wind energy holds great potential as a viable and environmentally friendly energy source in Libya. The study employed a Life Cycle Assessment (LCA) methodology to evaluate various energy, economic, and environmental indicators for potential wind farm installations at multiple suitable locations across...

Within the framework of Libya's pursuit to harness solar energy and integrate it into the national energy mix, surpassing a 50% contribution from renewable energies by 2050, this study focuses on the optimal utilization of solar energy, both photovoltaic and thermal, along with wind energy. The research presents an exemplary design for flat solar c...

Wastewater treatment facilities at high places can give chances for renewable and sustainable energy generation by putting hydroelectric turbines at the input and drain channels of wastewater treatment plants, and they can also use the sludge generated during the treatment process to make biogas, which can be used to generate power. Purified water...

Hybrid Renewable Energy Sources (HRESs) integration with Electric Vehicles (EVs) is an interesting area of research in sustainable transportation and energy sectors. It involves combining different Renewable Energy Sources (RESs) such as solar, wind, and hydro to power EVs. Solar-to-Vehicle (S2V) technology is one of the cutting-edge methods to pro...

ليبيا بلد شاسعة المساحة وتشتمل على العديد من التضاريس والظروف المناخية المختلفة، كما تزخر بإمكانيات مؤكدة من الطاقة الشمسية وطاقة الرياح. وفي إطار توطيد صناعة الطاقات المتجددة في البلاد، تناولت هذه الدراسة تقييم عدة تقنيات من الخلايا الشمسية والطاقة الشمسية المركزة وطاقة الرياح الموجودة في السوق الدولية بهدف تحقق أكبر عائد من استغلال الطاقات المتجد...

Libya is a vast country with various terrains and climatic conditions. It also has proven potential for solar and wind energy. Within the framework of localizing the renewable energies industry in the country, this study evaluated several technologies of PV solar, concentrated solar power and wind energy existing in the international market with th...

This study confirms the economic feasibility and environmental benefits of using concentrated solar power (CSP) as an alternative fuel source for electricity generation in the gas-fired power plant at the Ubari station. This aims to promote sustainable development in the region by reducing oil depletion by a certain percentage and utilizing it in t...

Assessment of wind potential at a certain site requires an accurate estimate of wind speed at different heights other than that at the measured altitudes. Extrapolating wind data is affected, among other parameters , by the spacing height of the measured wind data. An estimate of the wind shear coefficient (WSC) is needed in order to develop the pr...

Wastewater treatment plants that are located in high places can provide opportunities for generating sustainable energy, by installing hydroturbines at inlet and exit pipes of wastewater treatment plants, as well as exploiting the sludge resulting from the treatment process as a source for generating biogas, which can be used to generate electric p...

Wastewater treatment plants that are located in high places can provide opportunities for generating sustainable energy, by installing hydroturbines at inlet and exit pipes of wastewater treatment plants, as well as exploiting the sludge resulting from the treatment process as a source for generating biogas, which can be used to generate electric p...

Grid-isolated electrification for rural areas is a crucial task where the utility grid can not be reached or is costly to connect. Developing Renewable Energy Sources (RESs) in southern Libyan cities is required to be further investigated due to the power crises and increasing population. Two cities in the southern west side of Libya as highly radi...

The applications of smart homes received attention due to their popularity and accessibility of using modern technology such as the Internet of Things (IoT). Reducing greenhouse gas (GHG) emissions and addressing climate change depend heavily on residential buildings' increased energy efficiency and sustainability. Programming smart homes, which us...

The effects of dust aerosols on solar panels and people can occasionally extend thousands of kilometres across the atmosphere. The research aims to present the evaluation methods on the impact of dust accumulation on the performance of solar panels in the Libyan climate zone. The study conducted a series of experiments to measure the degradation of...

According to the Libyan government's newly released strategic plan, renewable and environmentally friendly energy sources would provide 30% of the country's power by 2030. The goal of this research is to shed light on solar energy technologies that may be used to generate clean and sustainable electricity. An energy-economic-environmental study of...

According to the Libyan government's newly released strategic plan, renewable and environmentally friendly energy sources would provide 30% of the country's power by 2030. The goal of this research is to shed light on solar energy technologies that may be used to generate clean and sustainable electricity. An energy-economic-environmental study of...

In this study, the carbon dioxide CO2 emission factor for the energy industry sector, which includes the oil and refining industry sector, was estimated by tracing the energy path in its primary form from the AlSharara and Hamada fields to AlZawia Refinery Company to the south of Tripoli power station for generating the electrical power until it re...

By analyzing a wide range of energy, economic, and environmental variables for a variety of attractive locations in Libya, the study established the fundamentals of localizing the wind energy business in Libya. The estimate of the greenhouse gas (GHG) emission factor resulting from the conversion of wind energy into electric energy also includes th...

By analyzing a wide range of energy, economic, and environmental variables for a variety of attractive locations in Libya, the study established the fundamentals of localizing the wind energy business in Libya. The estimate of the greenhouse gas (GHG) emission factor resulting from the conversion of wind energy into electric energy also includes th...

The purpose of this paper is to show how to identify and handle suspension system vibrations using two different control strategies: Sliding Mode Control (SMC) and a Proportional Integral Derivative (PID) controller. A four-degree-of-freedom (4DOF) half-car suspension model is used. Suspension performance factors such as ride comfort, suspension de...

In this study, an examination was conducted on weather data gathered from the Murzuq weather station over a period of nine months, specifically focusing on 15-minute time series solar radiation data. The data was sourced from the Center for Solar Energy Research and Studies in Tajoura-Tripoli, through a collaborative agreement between the Faculty o...

In this study, an examination was conducted on weather data gathered from the Murzuq weather station over a period of nine months, specifically focusing on 15-minute time series solar radiation data. The data was sourced from the Center for Solar Energy Research and Studies in Tajoura-Tripoli, through a collaborative agreement between the Faculty o...

All energy systems include heat transfer processes. Convection and radiation heat transfer play an important role in flat-plate solar thermal collectors. Where the solar collector can be considered as a heat exchanger, the absorber plate of the solar collector absorbs solar radiation and transfers this heat to the working fluid in the collector (wa...

The purpose of this paper is to show how to identify and handle suspension system vibrations using two different control strategies: Sliding Mode Control (SMC) and a Proportional Integral Derivative (PID) controller. A four-degree-of-freedom (4DOF) half-car suspension model is used. Suspension performance factors such as ride comfort, suspension de...

The main motivation for the study of superconducting magnetic energy storage (SMES) integrated into the electrical power system (EPS) is the electrical utilities' concern with eliminating Power Quality (PQ) issues and greenhouse gas emissions. This article aims to provide a thorough analysis of the SMES interface, which is crucial to the EPS. This...

The adoption of Smart Homes (SHs) and Smart Cities (SCs) brings numerous benefits to the society and environment by exploiting the Information communication technologies (ICTs). These include increased efficiency, reduced energy waste, lower utility bills, improved safety and security, enhanced mobility options, and a more sustainable and liveable...

The article discusses an analytical study aimed at examining the validity of a wide range of models for converting horizontal solar radiation to tilted solar radiation. Total solar radiation and its components falling on an inclined surface with different tilt angles and orientations are crucial for improving the simulation and performance of solar...

The article discusses an analytical study aimed at examining the validity of a wide range of models for converting horizontal solar radiation to tilted solar radiation. Total solar radiation and its components falling on an inclined surface with different tilt angles and orientations are crucial for improving the simulation and performance of solar...

Life cycle assessment (LCA) was undertaken for a proposed wind farm of ten Gamesa wind turbines with a 2 MW each. A 20 MW land-based wind turbine’s lifetime primary energy consumption was found to be 56 GWh, compared to the 2082 GWh of electric energy it produces. Energy payback takes 6.3 months, has a payback ratio of 38, and an energy intensity o...

Life cycle assessment (LCA) was undertaken for a proposed wind farm of ten Gamesa wind turbines with a 2 MW each. A 20 MW land-based wind turbine's lifetime primary energy consumption was found to be 56 GWh, compared to the 2082 GWh of electric energy it produces. Energy payback takes 6.3 months, has a payback ratio of 38, and an energy intensity o...

This paper proposes a supervision system control called Power Management Strategy (PMS) that optimizes the performance of a system while minimizing its energy consumption. The strategy involves selecting the appropriate features that have the most impact on system performance and using them to control the power usage of the system. A Feature Select...

Parking a vehicle in densely populated traffic environments often results in prolonged driving time as drivers search for available spaces, contributing to congestion and environmental pollution. Inefficient parking behavior can be attributed, in part, to the lack of guidance information regarding vacant parking spaces. The implementation of smart...

Modeling and stability analysis of a battery energy storage system in the Microgrid (MG) is critical for optimizing performance and efficiency and managing power safely and effectively. In this context, the contribution of this work is to propose thecombined effortsof the hybrid energy storage system (HESS) including the photovoltaic (PV), fuel cel...

Recently, climate change has attracted significant intension globally. Accordingly, numerous initiatives are under action for reducing the consumption of fossil fuels and increasing the share of renewable energy sources. This research work proposes an eco-friendly and sustainable electrical power system that could fully or partially fulfill require...

The energy consumption of the Libyan common house is estimated through the use of simulation namely, the TRNSYS simulation programme and other tools to reach the best solutions with the assumption of changing the behaviours of those buildings occupants into better behaviours that help in energy conservation. Using official data from The Ministry of...

In this study, the aerodynamic coefficients of NERL S826 airfoil, used for small-scale wind turbines, are numerically computed. To account for high skewness at a high angle of attack, an unstructured mesh with two different turbulence models, namely The k-ωSSt and Spalert-Allmaras was implemented using the OpenFOAM-2206 tool. The simulation results...

The energy consumption in a household with traditional home appliances was analyzed and compared with the energy consumption using market-available energy-saving equipment in order to assess the energy efficiency potential in improving home appliances. Energy consumption from the two scenarios was compared, and emission savings was evaluated. RETSC...

The present study presents a regression function for optimum tilt angle for fixed mode flat-plate solar harvesters suitable for different locations in Libya, sky conditions and albedo values. The research based on 14 years -15 minutes time series solar irradiation components which provided by Solargis database platform for 24 different locations in...

The automotive single-track model has been employed in this study to provide a more basic modelling and simulating for observing vehicle performance behavior and stability. The conventional controller (PID) and model predictive control (MPC) are the two control technologies employed in this paper. A complete control module that consists of an autom...

This paper illustrates the use of two distinct control strategies. Namely, the Sliding Mode Control (SMC) and a Linear Quadratic Regulator (LQR) controller to monitor and handle the suspension system vibrations that occurred. We used a half car suspension model with (4DOF). The necessary suspension performance attributes, such as ride comfort, susp...

A practical design presented in this paper; a hybrid PV solar panel and flat plate solar air heating collector (HSC). When the PV solar cells are installed on the upper surface of the absorber plate at the entrance of air duct of the air heater solar collector, the system will generate both electricity and heat. Numerical model based on energy bala...