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161 articles for “MATLAB”
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Harmonic Elimination in PV System Using SPWM-BasedSeven-Level Cascaded H-Bridge Multilevel Inverter
Abstract: The modern transform toward renewable energy sources has raised the use of Photovoltaic array andMultilevel Inverters (MLIs) in the current power systems. These technologies are not only able to relievethe problems related to the shortage of fossil fuels but also help to curb global warming and pollutionof the environment. A 7-level MLI, which is controlled by Sinuoidal Pulse Width Modulation (SPWM)is explored as a method of PV integration in this …
Published in International Journal of Electrical Power System and Technology · Vol. 11, Issue 2, 2025 · pp. 23–38 Read article
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Bifacial Solar Photovoltaics Systems Design and Modelling
Abstract: The rapid evolution of photovoltaic (PV) technologies has led to the emergence of bifacial solar modules as a superior alternative to conventional monofacial panels. Bifacial modules are designed to harness solar irradiance from both the front and rear surfaces, enabling increased energy yield through ground-reflected radiation, known as albedo. This paper presents the design and simulation-based modelling of bifacial solar PV systems, tailored to Indian climatic and geographic conditions. Using …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 2, 2025 · pp. 20–29 Read article
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Bio-stimulation with Fresh Avocado Seed for Crude Oil Remediation: Experimental and Bio-kinetic Modelling
Abstract: The remediation of crude oil-contaminated soils requires sustainable and cost-effective solutions. This study investigates the performance of fresh avocado seed (Persea americana) as a biostimulant for the remediation of Bonny Light crude oil-contaminated soil from the Kalarugbana community, Niger Delta. A 56-day laboratory-scale experiment was conducted using bioreactors containing 1 kg of soil contaminated with 100 ml of crude oil and treated with different volumes of fresh avocado seed slurry …
Published in International Journal of Environmental Chemistry · Vol. 11, Issue 2, 2025 · pp. 68–76 Read article
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IMPACT OF CLASSICAL BOUNDARY CONDITIONS ON BERNOULLI-EULER BEAM RESTING ON PASTERNAK FOUNDATION SUBJECTED TO CONCENTRATED MOVING LOAD WITH A DAMPING TERM
Abstract: Abstract The consequences of a uniform Bernoulli-Euler beam resting on a Pasternak foundation under the action of a focussed moving load with a damping term were investigated in this paper using the merely support, clamped-clamped, and clamped-free classical boundary conditions. The Laplace transform method, the extended finite integral transform, and Struble's asymptotic methodology were used to solve the governing equation after the Dirac delta function was expressed as a Fourier …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 11, Issue 2, 2025 · pp. 47–69 Read article
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Enhancing 6G Communication with Full Duplex andDuplexing Aware Cellular Access
Abstract: With the need for fast and dependable wireless communication increasing, 6G networks are anticipated to transform connectivity through ultra-low latency, enhanced data rates, and better spectral efficiency. A major development in 6G is the incorporation of Full Duplex (FD) communication, enabling devices to send and receive data at the same time, which effectively doubles spectral efficiency. The implementation of a Massive MIMO-based 6G communication system with Full Duplex (FD) and …
Published in International Journal of Broadband Cellular Communication · Vol. 11, Issue 1, 2026 · pp. 34–42 Read article
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Hardware-Centric Analysis and Optimization of Perturb and Observe Techniques for Maximum Power Point Tracking in Solar Photovoltaic Systems
Abstract: Operating conditions like temperature and irradiance fluctuations can significantly reduce the power output of PV systems, presenting a key challenge. Additionally, contemporary MPPT methods demand high computational resources and face difficulties in maintaining optimal PV array output when weather conditions change quickly. The P&O technique, though widely used, falls short in accurate maximum power point tracking amid sudden shifts in solar insolation due to incorrect adjustments in the duty cycle. …
Published in International Journal of Electrical Power System and Technology · Vol. 11, Issue 1, 2025 Read article
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Luo Converter with Optimized PI Controller Design for Grid-Tied PV-Based Electric Vehicle
Abstract: There is a huge requirement for installing EV chargers all over the globe since the depletion of fossil fuels which are edging. There is a need to find alternative advanced converter to boost the output from PV. The solar energy is the recomended alternative energy to generate electrical enegy without any pollution. Also, In the present scenario, we need to go for Scalable & Sustainable Electric Vehicle (EV) charging infrastructure …
Published in International Journal of Analog Integrated Circuits · Vol. 11, Issue 1, 2025 · pp. 23–27 Read article
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Hardware-Centric Analysis and Optimization of Perturb and Observe Techniques for Maximum Power Point Tracking in Solar Photovoltaic Systems
Abstract: Operating conditions like temperature and irradiance fluctuations can significantly reduce the power output of PV systems, presenting a key challenge. Additionally, contemporary MPPT methods demand high computational resources and face difficulties in maintaining optimal PV array output when weather conditions change quickly. The P&O technique, though widely used, falls short in accurate maximum power point tracking amid sudden shifts in solar insolation due to incorrect adjustments in the duty cycle. …
Published in International Journal of Electrical Power System and Technology · Vol. 11, Issue 1, 2025 Read article
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Study of Electrical Polarization of Some Elements:The Effect of Displacement
Abstract: Electrical polarization is an essential phenomenon for material science, portraying the response of a material to the external electric field. This conceptual review has provided a model-based approach to understanding electrical polarization, The following elements as stated considered in this research, such as potassium (K), magnesium (Mg), scandium (Sc), titanium (Ti), vanadium (V) and chromium (Cr). Monitoring electrical polarization is the goal of this study. The electrical polarization model is …
Published in International Journal of Energetic Materials · Vol. 11, Issue 1, 2025 · pp. 12–21 Read article
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Enhancing Low Voltage Ride-Through Capability in Wind Energy Conversion Systems Using Phasor
Abstract: This paper presents a comprehensive strategy for enhancing the low voltage ride-through capability in wind energy conversion systems by integrating phasor measurement units, Type-III wind turbine systems, and flexible AC transmission systems devices. The research focuses on double fed induction generators-based wind turbines, which constitute a significant portion of wind energy systems but face challenges in maintaining grid stability during voltage sags. As wind turbines are directly connected to the …
Published in International Journal of Electrical Power System and Technology · Vol. 10, Issue 2, 2024 · pp. 15–40 Read article
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Application of Jaya and PSO Algorithms for Optimal Sizing of Renewable Energy Sources in Power Systems
Abstract: The deregulation and privatization of the electrical sectors in recent years have caused the distribution systems to run closer to their load capacity limit. Due to the increased power loss resulting from this, the distribution system now operates at a higher voltage than the current transmission networks. For electric power system networks to be more reliable, efficient, and cost-effective, distributed generation must be positioned and sized optimally. Allocation helps minimize …
Published in International Journal of Electrical Power System and Technology · Vol. 10, Issue 2, 2024 · pp. 19–32 Read article
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Kinetic Model for Production of Carbon(iv)oxide (CO2) from Brewers Spent Grain Using Anaerobic Digester
Abstract: In this research paper, investigation studies were carried out to determine which model best predicts the amount of using the linear, power, growth rate decay, and non-elementary rate models, the kinetics of the biogas produced under the impact of biodegradation were explored. Carbon(iv)oxide was produced as a fraction of the biogas acquired from the experimental conditions. Either of the linear, power, growth rate decay, and non-elementary rate models can be …
Published in International Journal of Energetic Materials · Vol. 10, Issue 1, 2024 · pp. 17–31 Read article
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Strategy and Simulation of Smart Prepaid-PostpaidElectricity Meter with Alarm and Anti-Theft Controller
Abstract: Prepaid electricity meters with electrical protection generally control internal electricity and external electricity theft as whole electricity. Internal electricity theft occurs after the electrical energy is captured by the meter, while external electricity theft occurs before the electrical power reaches the meter. The percentage of electricity revenue was lost due to electricity theft and mismanagement. However, most of these losses are due to electricity theft. Illegal electricity use must be …
Published in International Journal of Microwave Engineering and Technology · Vol. 10, Issue 2, 2024 · pp. 12–23 Read article
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Performance Study of AODV, OLSR, and DSDV Routing Protocols in Mobile AD HOC Networks
Abstract: This study presents a performance evaluation of three prominent routing protocols in mobile ad hoc network: ad-hoc on-demand distance vector, optimized link state routing, and destination-sequenced distance vector. Efficient routing protocols are required to be sustained in dependable communication in mobile ad hoc network due to the dynamic and decentralized nature of the network. Ad hoc on-demand distance vector belongs to the reactive protocol category that creates routes on demand; …
Published in International Journal of Microwave Engineering and Technology · Vol. 10, Issue 2, 2024 · pp. 38–60 Read article
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Investigation into SITO Split-Range Control System as Alternative Techniques over Ratio Control Strategy on Hydrocyclone
Abstract: The production of Crude Oil from the reservoir and the subsequent processing of the reservoir fluid come with litany of environmental impact issues. This work focuses on the control of the differential pressure ratio of the Hydrocyclone using an alternative scheme. The control of the Hydrocyclone Differential Pressure Ratio is a major determinant of the efficiency of separation. Traditionally, among the various PID Control Strategies, the Ratio Control Method is …
Published in International Journal of Green Chemistry · Vol. 6, Issue 1, 2020 · pp. 5–19 Read article
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Investigation into the Design of Components of Bag Filtersuse for Cement Production
Abstract: Bag Filters play important role in the economy of modern industries that it is use for not only to control air pollution but to prevent waster and recycle materials back into the process. Because of the importance of Bag houses in industries, considerable effort has been done by scientists till now on the modeling of this unit for better understanding and improved productivity. To model and design a bag house …
Published in International Journal of Chemical Separation Technology · Vol. 6, Issue 1, 2020 · pp. 35–51 Read article
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Development of Momentum Transfer and Kinetic Model for Hydrocarbon Degradation in a Flowing Stream
Abstract: ABSTRACTA momentum transfer and kinetic model for prediction of individual hydrocarbon degradation in a flowing stream system has been developed in this study. This model was developed to monitor, predict and simulate degradation of individual hydrocarbon in most flowing streams in the Niger Delta region of Nigeria. The model was developed from first principle using plug flow reactor concept. It was simulated with MATLAB R2007b software using data of crude …
Published in International Journal of Chemical Separation Technology · Vol. 6, Issue 2, 2020 · pp. 17–34 Read article
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A Customized Wireless Supervisory Infrastructure for Integration and Explicit Multiparametric MPC-Based Control of Laboratory Processes
Abstract: In this study, a custom, embedded wireless (Zigbee) supervisory infrastructure aimed at integration of laboratory processes is reported. A microcontroller based field control unit (FCU) implements closed loop control on experiments via ADAM 5000/485 data acquisition module. Data from the process (sensor/manipulation) are broadcasted from FCU using a wireless access point (WAP). A MATLAB graphic user interface (GUI) updates the data (obtained using a remote monitoring unit (RMU)) graphically. Multiparametric …
Published in International Journal of Chemical Engineering and Processing · Vol. 2, Issue 2, 2016 · pp. 10–18 Read article
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Effect of Environmental Parameters on Metal Corrosion in Soil Using Finite Element Method
Abstract: Deterioration of buried metal due to corrosive soil environment is a major issue worldwide. Although failure of buried metal due to corrosive soil is an old problem, yet such failures are still uncontrollable even with the application of advanced corrosion protection technologies. Therefore, understanding environmental parameters causing corrosion of buried metals are necessary. This research work reviews environmental parameters causing corrosion of buried metal in soils. These functional parameters include: …
Published in International Journal of Chemical Engineering and Processing · Vol. 6, Issue 1, 2020 · pp. 1–13 Read article
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Design and Performance Evaluation of an Existing Cooling Tower in Port Harcourt Refinery
Abstract: The need for efficient and effective waste heat removal systems forms the basis of this research which is the Design and Performance Evaluation of an Existing Cooling Tower in Port Harcourt Refinery. The design performance equation models were developed by the application of the principle of conservation of mass and energy and also from standard correlations from literatures. The input parameters for the solution of the design performance equations were …
Published in International Journal of Environmental Chemistry · Vol. 6, Issue 1, 2020 · pp. 30–41 Read article