Search
1131 articles for “system simulation”
-
Improvement of BER in Wavelet Transform-based OFDM System with Kalman Filter
Abstract: AbstractWe know that bandwidth is the most precious commodity in all communication systems such as 2G, 3G and 4G. Each service provider is now searching how to accommodate a large number of users within a limited allocated bandwidth, In order to increase the data rate of wireless medium with higher performance, orthogonal frequency division multiplexing (OFDM) is chosen. In this paper, the bit error rate analysis (BER) of discrete wavelet …
Published in Journal of Communication Engineering & Systems · Vol. 4, Issue 1, 2014 · pp. 21–28 Read article
-
CONTROL SYSTEM FOR EXTENDED DRIVING RANGE IN ELECTRIC VEHICLES
Abstract: This paper is aimed at designing a control system that regulates the power and energy supply to the electric engine to optimize the battery use, so the driving range of the electric vehicle can be extended. The method is based on controlling the acceleration of the electric vehicle and maintaining it within specific limits as well as to use the inertial forces to help the vehicle in saving energy while …
Published in Journal of Mechatronics and Automation · Vol. 8, Issue 3, 2021 · pp. 32–43 Read article
-
Simulation of a Renewable Energy Hybrid MicroHydro-Wind-PV-Solar System for Electric Generation
Abstract: This project is based on the development of a renewable energy hybrid tri-system made up of a photovoltaic device, a small wind turbine and a micro hydraulic turbine to generate electricity in places where these renewable energy resources are available. The system pursues the reduction of energy dependence on local electric network as well as the greenhouse gases emission. The project will be theoretically modelled and verified in a small …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 13, Issue 2, 2022 · pp. 37–50 Read article
-
Numerical Simulation of Multiple Objective Power Flow Optimization in IEEE-30 Bus System Using Improved Particle Swarm Optimization
Abstract: OPF algorithms are an important research topic for the management and orchestration of profitable power structures. Perfect Power Flow is used to limit the objective work. This goal cap can be a single goal or various aim limits. In this study, we have carried out a perfect energy stream to limit the cost of fuel while fulfilling limitations, such as the tension and the electricity yields of the generator, which …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 2, 2021 · pp. 23–28 Read article
-
Design and Simulation of a Transformer Coupled Push-Pull Inverter and Matrix Converter Types Smart Solar Grid System
Abstract: This research paper deals with the design and simulation of facile and robust AC voltage originator using a solar power. PV technology is used for generating DC voltage as solar power is very reliable source. Push-pull inverter is used to convert the DC to AC as well as enhanced the magnitude of single phase signal. Matrix converter is also used to convert the single phase AC to three-phase AC signal. …
Published in Trends in Electrical Engineering · Vol. 9, Issue 1, 2019 · pp. 1–16 Read article
-
Power Market Management and Grid Controls Platforms with Integrating Third Party Owned DER
Abstract: In the deregulated electricity market, many Individual Powers Produces (IPP)/Distributed Energy Resources (DER) compete to sell the power. Grid and power flow controlling is a challenging task. In deregulated scenario many market model, according to that the power-flow control has to be done looking at the Available Transfer Capacity (ATC) in the lines. FACTS controllers are well suited to control the active power by injecting/absorbing the reactive power from the …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 7, Issue 3, 2020 · pp. 24–30 Read article
-
Enhancing Production Line Efficiency: Simulating and Optimizing Single and Parallel Line Processes
Abstract: During a time of fast-paced industrial growth, increasing production line effectiveness is a core issue for manufacturers looking to maximize output, reduce waste, and stay competitive. This study explores the use of simulation-based optimization methods to enhance single and parallel production line designs. Stepping beyond traditional trial-and-error methods, the research utilizes Siemens Tecnomatix Plant Simulation to simulate actual manufacturing scenarios, considering intricacies like buffer capacities, machine sequencing, and event-driven scheduling. …
Published in Journal of Production Research & Management · Vol. 15, Issue 1, 2025 · pp. 22–32 Read article
-
Modelling Simulation And Analysis Of A Hybrid Wind And Pvsolar Based Street Lighting System
Abstract: Solar and wind-generated electricity is significantly less harmful to the environment than fossil-fuel- generated energy. This study describes a solar-wind hybrid power system that generates electricity by utilizing the sun's and wind's renewable energy. India has a great deal of solar energy potential. Every year, India's land area receives around 5,000 trillion kWh of energy, with most areas receiving 4–7 kWh per sq.m. Gujarat, Maharashtra, and Tamil Nadu have the …
Published in Journal of Thermal Engineering and Applications · Vol. 9, Issue 1, 2022 · pp. 27–35 Read article
-
Numerical Modelling and Simulation of Improved Partial Transmit Sequence for PAPR Reduction in OFDM Communication System
Abstract: Channel capacity and peak average to power ratio are essential elements in offering dependable communication through wireless medium in this competing wireless communication system. The rating of an amplifier in an OFDM system, as well as prospective future candidates of 5G systems such as FBMC and UFMC, is affected by a high peak to average power ratio. The demand for channel capacity fluctuates due to the growing number of wireless …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 3, 2021 · pp. 33–39 Read article
-
Photovoltaic Integrated Electric Vehicles Charging stations for isolated locations
Abstract: Future mobility plans of global countries focus on replacement of IC engines operated mechanism by electrically powered systems. It aims to reduce carbon footprints, improve fuel efficiency and make vehicle systems smarter. A typical electric vehicle is an integration of battery banks, charge management systems, electric motors, power electronic converters, and control mechanisms. The battery bank maintains the supply of energy for the operation of the motor which in turn …
Published in Trends in Electrical Engineering · Vol. 13, Issue 1, 2023 · pp. 1–11 Read article
-
BATTERY/SUPERCAPACITOR HYBRID SYSTEM FOR ELECTRIC VEHICLES
Abstract: The paper is focused to the design and development of a new hybrid system to power electric vehicles. The system is made up of a conventional lithium battery that is used to propel the vehicle when there is no acceleration or the acceleration and power demand are low or moderate, and a supercapacitor that powers the electric vehicle at high power demand periods or when the acceleration is relevant. The …
Published in Journal of Automobile Engineering and Applications · Vol. 9, Issue 2, 2022 · pp. 20–42 Read article
-
Battery-Less Cost Effective Photo-Voltaic (PV) Smart Grid Scheme of Leading University, Bangladesh
Abstract: This research paper deals with the design and simulation of a cost effective, facile and robust smart photovoltaic system for Leading University Campus, Sylhet, Bangladesh. All electrical loads have been calculated from electrical layout design using AutoCAD. Selected essential loads have also been calculated which is required for redundancy of whole electrical system. Different parameters like power consumption demands, size of the PV modules, inverter sizing, battery sizing, solar charge …
Published in Journal of Power Electronics and Power Systems · Vol. 11, Issue 1, 2021 · pp. 38–48 Read article
-
Harmonic Compensation in Grid Interconnected DG Units by Closed Loop Control
Abstract: This paper deals with improvement of power quality problem namely harmonic problem using distributed generation as their source of electricity. The harmonics occur in such a system because of the nature of loads connected. There are many power quality problems; out of which harmonics normally caused by nonlinear loads like variable frequency drives, fluorescent lightning, office computers etc. have adverse effects on the power quality. Also, harmonic detection and prediction …
Published in Journal of Power Electronics and Power Systems · Vol. 7, Issue 1, 2017 · pp. 9–17 Read article
-
Simulation of Dynamic Voltage Restorer for Voltage Sag Mitigation
Abstract: In recent years, power quality is the major issue in transmission and distribution network. This paper concentrates on one of the power quality problem, such as voltage sag. A novel mitigation system is simulated using Dynamic voltage restorer (DVR). The proposed system is boosting the sagged phase voltage by deriving the voltages from other healthy phases. The system is designed with two ac chopper circuits and two transformers. The voltage …
Published in Trends in Electrical Engineering · Vol. 5, Issue 2, 2015 · pp. 7–13 Read article
-
PI and Fuzzy Logic Controller Based Analysis of Load Frequency Control for Thermal-nuclear Hybrid Energy Systems
Abstract: In this paper a two-area system: area-1, which has a thermal power plant, and area-2, which contains a nuclear power plant. By combining these domains, two area thermal-nuclear systems are developed in the MATLAB Simulink framework. To ensure the quality of power generated and to feed the load, generation should be raised in tandem with the growth in load demand, or the network should be connected. Using various controllers, LFC …
Published in Trends in Electrical Engineering · Vol. 14, Issue 1, 2024 · pp. 1–9 Read article
-
An Integrated Simulation Framework for Predicting Dielectric Breakdown and Electrical Aging in Epoxy-Silica Composite Insulation Systems
Abstract: This paper provides a combined computation approach in forecasting the dielectric breakdown and electrical aging within epoxy-silica composite of insulation system. The approach will consist of a three-complementary methodology (a combination of computing electric field using the finite element analysis, estimation of the probability of failures or breakdowns using Weibull statistics, and prediction of degradation tendencies using artificial neural networks). The epoxy-silica composites are of 10-40 volumes fillers. The simulations …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 339–376 Read article
-
Performance Comparison of Hadamard Code and MultiDiagonal Code in SAC-OCDMA system
Abstract: Abstract: The objective of this study is performance Comparison of two different coding techniques in spectral-amplitude coding OCDMA (SAC-OCDMA) Here two such codes. Hadamard code and multi-diagonal code are simulated in OCDMA codes have been compared in terms of the BER, length and data rate First, we simulate the OCDMA using Hadamard code. And analyze the performance of OCDMA system. Again, simulate the OCDMA using MD code. Then compare both …
Published in Trends in Opto-electro & Optical Communication · Vol. 9, Issue 1, 2019 · pp. 46–55 Read article
-
Improved Unified Power Quality Conditioner Design and Numerical Simulation for Power Quality Improvement
Abstract: Harmonic currents can distort the waveform voltage, resulting in a weak signal. There is also an increase in the number of loads requiring enough sinus tension to function properly. As electronic devices become more power-sensitive, people are becoming increasingly interested in power conditioning solutions. Therefore, if the amount of electricity being generated falls below a certain threshold, some type of compensation must be provided. Unified Power Quality Controller (UPQC) is …
Published in Journal of Microwave Engineering and Technologies Read article
-
Improved Unified Power Quality Conditioner Design and Numerical Simulation For Power Quality Improvement
Abstract: Harmonic currents can distort the waveform voltage, resulting in a weak signal. There is also an increase in the number of loads requiring enough sinus tension to function properly. As electronic devices become more power-sensitive, people are becoming increasingly interested in power conditioning solutions. Therefore, if the amount of electricity being generated falls below a certain threshold, some type of compensation must be provided. Unified Power Quality Controller (UPQC) is …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 3, 2021 · pp. 52–60 Read article
-
Simulation and Performance Based Comparison of Artificial Intelligence Based Shunt Active Power Filter in High Frequency Aircraft System for Power Quality Improvement
Abstract: Synchronous reference frame strategy for extracting reference currents for shunt active power filters have been optimized by using fuzzy logic control and adaptive tabu search algorithm respectively; their performances have been compared. The acute analysis of comparison of the compensation capability based on THD and speed will be done and recommendations will be given for the choice of technique to be used. The simulated results using MATLAB model are shown …
Published in Trends in Electrical Engineering · Vol. 6, Issue 1, 2016 · pp. 32–41 Read article