power system IEEE PAPERS AND PROJECTS-2020
Power System. Definition: The power system is a network which consists generation, distribution and transmission system. It uses the form of energy (like coal and diesel) and converts it into electrical energy.
Wind Energy Conversion Systems (WECSs) exhibit variability in their output power as a result of change in their prime movers (wind speed). This introduces a new factor of uncertainty on the grid and poses a lot of challenges to the power system planners and theStarting Point Selection Approach for Power System Model Validation Using Event Playback
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Model validation is an essential task to determine whether a model can accurately describe the actual behaviours of a power system . Currently, major commercial software tools are equipped with an event playback function to validate dynamic models using testing data
Biogas Plant Modelling for Flexibility Provision in the Power System of Bornholm Island
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Biogas power plants play a vital role in the structure of integrated energy systems to further decarbonize the energy sector. On the one hand, they can facilitate the broad integration of variable renewable energy sources; on the other, they directly interlink different energy
Comprehensive forecast of electromobility mid-term development in Poland and its impacts on power system demand
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This paper discusses three variants of how e-mobility development will affect the Polish Power System . Multivariate forecasts of annual new registrations of electric vehicles for up to seven years are developed. The forecasts use the direct trend extrapolation methods
Stochastic Modeling of the Irish Power System Including Tidal Generation
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The renewable energy currently generated in the Irish system is almost entirely supplied by wind power plants. However, in the sea around Ireland there is a significant tidal energy potential. This paper provides a comparison of these two renewable energy sources, namely
Conic relaxations of power system optimization: Theory and algorithms
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Conic optimization has recently emerged as a powerful tool for designing tractable and guaranteed algorithms for power system operation. On the one hand, tractability is crucial due to the large size of modern electricity transmission grids. This is a result of the numerous
Effect of Intermittent Power Supply on the German Power System
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In Germany due to the continuous high expansion of the intermittent power supply capabilities of wind turbines and photovoltaic systems, the operational modes of thermal generation units will be influenced essentially until and beyond. The integration of this
Design and analysis of PV-Diesel hybrid power system case study Sudan, El Daein (East Darfur)
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This paper aims to design and to compare between four hybrid systems combination build from solar photovoltaic, battery and diesel generators to provide El Daein city east of Darfur state in Sudan with electric power where most of electrical power supplied Darfurs regions
Selected aspects of photovoltaic power station operation in the power system
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This paper presents the results of a five-year study of a 1 MW photovoltaic power station in the Warmia and Mazury Province. The research involved measurements of active energy, currents, voltages, active, reactive and apparent power and higher harmonics of currents
ESE 576 Power System Dynamics Syllabus
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The course provides the background for understanding power system dynamics and numerical simulation techniques. Topics include the numerical integration for large scale power networks, numerical oscillation and its solution, power system component modelingPower system stabilizer (PSS) has operated as an auxiliary controller for the synchronous generator excitation system to suppress the power system low frequency oscillations. This paper aims to design an optimal robust disturbance observer based sliding mode controllerThe use of information and communication technologies and computer-based software to enhance the quality, efficiency, and reliability of smart grids (SGs) have brought unwanted threats in these systems; one of the most important of such threats is cyber-attack
Online Self-Tuning Power System Stabilizer Based on the Speed Gradient.
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This work describes an online auto-adjustment of the lead-lag Power System Stabilizer (PSS) parameters. The implemented self-tuning technique adjusts the Conventional Power System Stabilizer (CPSS) gain amplifier or one of its time constants based on generator
Reliability Assessment of Distribution System through Cost Analysis
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In accordance to many technical publications, over nighty per cent of all customer interruptions occur due to failures in the distribution systems. In the past, the distribution segment of a power system received less of the Power system is judged based on its reliability
of power system grid
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Page 1. Impact of the distributed generation on the protection of power system grid By Ahmad Gamal Ahmad Abd-Elkader Teaching Assistant, Electrical Engineering Department Faculty of Engineering, Fayoum University A thesis submitted in partial fulfillment Of The requirements for
Universal earth-fault protection method for high impedance grounded power system
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The main problem for any transient earth-fault protection is to extract the useful signal components from the measured residual current Io. Many used solutions are based on either complete fundamental frequency and/or complete higher harmonic phasors. However, for This paper proposes anti-windup proportional integral controller to deal with generation rate constraint problem during a frequency load control. An interconnected two-area power system is used by considering nonlinear constraints for thermal and hydro units combined
Optimal Control Strategy to Alleviate Line Congestion in Power System using Bus Power Rescheduling
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The Line flow limit is one of the major challenges faced by electric utilities. The prevailing load conditions cause congestion in transmission line. A decisive control action is essential to relieve the congestion by allowing the power to flow in a different route in the same
Power System Stability Improvement of Ghanas Generation and Transmission System Using FACTS Devices
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Power system stability is a major challenge in the secured operation of todays interconnected power systems. Voltage stability as a branch of power system stability, is a major problem facing power systems in Ghana. The power system is subjected to major
Bulk power system availability assessment with multiple wind power plants
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The use of renewable non-conventional energy sources, as wind electric power energy and photovoltaic solar energy, has introduced uncertainties in the performance of bulk power systems. The power system availability has been employed as a useful tool for planning
micro vs MEGA: trends influencing the development of the power system
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This publication was prepared for International Smart Grid Action Network (ISGAN). ISGAN is organized as the Implementing Agreement for a Co-operative Programme on Smart Grids (ISGAN) and operates under a framework created by the International Energy Agency (IEA).The
IMPACT OF INTERMITTENT POWER SUPPLY ON THE GERMAN POWER SYSTEM
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In Germany due to the continuous high expansion of the intermittent power supply capabilities of wind turbines and photovoltaic systems, the operational modes of thermal generation units will be influenced essentially until and beyond. The integration of this The power systems protection laboratory is designed to directly apply theory learned in lectures to devices that will be studied in the laboratory. Power system protection is concerned with protecting electrical power systems from faults within the network by Nature-inspired optimization algorithms have become very popular during the last three decades for solving complex real-world problems. Nature-inspired optimization methods are motivated by the behaviour and problem-solving skills of living beings and have their origin
Analytical Investigation of DG Allocation on Power System Operation
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This paper investigates the effects of large scale integration of distributed generation (DG), particularly wind system and photovoltaic system (PV), on power system steady state operation. The performance of power system with connecting DGs at different locations with
Parallel Breadth-and Depth-First Monte Carlo Tree Search Algorithms for Investigating Power System Restoration
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The project RestoreGrid4RES investigates a fast, secure and reliable restoration after blackouts, which is of great importance. For the purpose of the project, an automated power system restoration algorithm is developed for investigating different power system This paper presents a new numeric technique to estimate the operating power system frequency. The technique employs a recurrent scheme which consists of a tunable input FIR filter, frequency calculator and an averaging output filter. The recurrent structure ensures that Cogeneration of heat as well as electrical energy is an efficient and matured method which consumes less primary energy and reduces emission level significantly. In this process, heat production is reliant on power production and is restricted by the feasible operation region
Improvement of voltage profile for large scale power system using soft computing approach
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In modern power system operation, control, and planning, reactive power as part of power system component is very important in order to supply electrical load such as an electric motor. However, the reactive current that flows from the generator to load demand can cause
Voltage Regulation in Isolated Power System Using MATLAB
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This project deals with a decoupled voltage and frequency controller (DVFC) for an isolated asynchronous generator (IAG), also known as the self-excited induction generator (SEIG), used in constant power applications such as pico-hydro uncontrolled turbine driven IAG for
Power System Oscillation Damping Controller by Using STATCOM With an Energy Storage System .
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In this paper deals with the design of an adaptive power oscillation damping (POD) controller for a static synchronous compensator (STATCOM) equipped with energy storage. This is achieved using a signal estimation technique based on a modified recursive least
Increasing Power System Flexibility to Integrate High Share of Renewable Energy
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The variability and intermittency of renewable energy brings about technical challenges for its integration. In order to integrate high share of renewable energy, more flexibility is needed in the power system . Among all the flexibility options, taking customer-sited energy
Overview of low voltage crossing technology in DFIG wind power generation system
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with the increasing scale of wind power grid connection, the influence of wind farms on the stability of power system becomes more and more significant. The power system has put forward higher requirements on the continuous operation capability of grid-connected windElectrical pulse generator or a transformer transports energy from various sources such as wind farm, electromagnetic field through a gas propelled air turbine, transmits currents through the high sky transmission lines. The consumer industry and domestic user multi
Robust Learning of Dynamic Interactions for Enhancing Power System Resilience
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The findings of this project, including anomalous event classification, dynamic interaction graphs, and pattern signature catalogue, will be integrated on the IBM AI OpenScale platform and will be publicly accessible to the wider users and system operators for
APPLICATION OF TLBO ALGORITHM IN POWER SYSTEM
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ABSTRACT The Teaching Learning Based Optimization (TLBO) is a newer human-based optimization algorithm that has involved a lot of consideration since scholars due to its great possible for resolving optimization problem. TLBO is a great quantity of requests in various
A space power system of free piston Stirling generator based on potassium heat pipe
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The power system of a free piston Stirling generator (FPSG) based on potassium heat pipes has been developed in this paper. Thanks to the advantages of long life, high reliability, and high overall thermal efficiency, the FPSG is a promising candidate for nuclear energy
CONGESTION MANAGEMENT IN DEREGULATED POWER SYSTEM INCORPORATING SOFT COMPUTING TECHNIQUES
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In the competing power market, congestion is one of the technical concerns in transmission lines which threaten the system security. Its solution technique, congestion management is the most significant element of Independent System Operator (ISO). It is the responsibility of This Power quality is one of the major concerns in the present power system environment. The situations like, voltage dip/sag, swells, harmonic content, etc. and their major effects on greatly susceptible loads are well known. To tackle these situations, custom power
APPLICATION OF PARTICLE SWARM OPTIMIZATION (PSO) AND WHALE OPTIMIZATION (WHO) ALGORITHM IN POWER SYSTEM STABILIZER DESIGNS
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Power system stabilizers (PSS) are now routinely used in the industry to damp out power system oscillations. In this paper, PSO and WOA technique is applied to design a robust power system stabilizer (PSS). The design problem of the proposed controller is formulated
Power system diagnostic condition monitoring of transformative intrinsic algorithm based unified power flow control in high voltage grid system analysis
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Nowadays, Power system stability analysis is essential to ensure reliable and continuous service to consumers. The problem of the poorly damped low-frequency of the power systems oscillations has been an issue of concern to the power transmission system for a
VOLTAGE STABILITY IN POWER SYSTEM USING TEACHING LEARNING-BASED OPTIMIZATION TECHNIQUE
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The research represents the soft computing technique namely teaching learning-based optimization technique with the various flexible AC transmission system devices for interconnected power system for economic operation. In this paper the soft computing
Whale Optimization Algorithms-based PI controllers of STATCOM for Renewable Hybrid Power System
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This paper introduces whale optimization algorithm (WOA) of PI controllers for controlling STAT-COM. This WOA-PI controllers of STATCOM is applied for a renewable hybrid system to improve the per-formance of the entire system . This hybrid power system consists of wind
Original Paper Parameter Optimization of Pure Electric Vehicle Power System Based on Genetic Algorithm
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In this paper, the ADVISOR software was used to establish a complete vehicle model of an electric vehicle, and the model was verified by CYC_NEDC under European urban conditions to meet the requirements. The maximum power of the driving motor, the speed In modern power system network power oscillation is a major source of concern for power utilities. Because of the enormous demand on power system has initiated the system to load heavily which leads to voltage unbalance conditions. The static synchronous series
A Developed Graphical User Interface to Improve Power System Stability Study
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This paper present the realization and development of a graphical user interface (GUI) to studied the stability and robustness of power systems (analysis and synthesis), using Conventional Power System Stabilizers (CPSS-realized on PID scheme) or advanced
D-STATCOM BASED TRANSIENT STABILITY IMPROVEMENT OF FUEL CELL POWER SYSTEM
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Fuel cells are one of the cleanest and most efficient technologies for generating electricity. Since there is no combustion, there are none of the pollutants commonly produced by boilers and furnaces. For systems designed to consume hydrogen directly, the only products Electricity consumption will comprise an increasing share of global energy demand during the next two decades. In recent years, the increasing prices of fossil fuels and concerns about the environmental consequences of greenhouse gas emissions have renewed the
SIGNAL INJECTION BASED FAULT LOCATION SCHEME FOR MEDIUM VOLTAGE DC SHIPBOARD POWER SYSTEM
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In this article, a fault location technique for medium voltage direct current (MVDC) shipboard power systems is presented. Accurate prediction of the fault location helps in restoration of the power in MVDC shipboard power systems. A portable device using probe power circuit
The Simulation of Power Flow Calculation of Power System with Electric Spring Based on Simulink
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Due to its obvious convenience and unique advantages, the simulation experiments are increasingly becoming one of the important means to cultivate students practical ability, especially in the complex power systems. Power system with the high penetration rate of
VOLTAGE PROFILE IMPROVEMENTS IN POWER SYSTEM BY OPTIMAL VAR SOURCE CONTROL
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This paper presents a mathematical formulation of the optimal VAR source control problem in power system . This method employs a linearized objective function and constraints, and its approach is based on adjusting control variables. Transmission losses are considered as One of the major challenges in deregulated power system is determination of Available Transfer Capability on the interconnected transmission lines. It is necessary to determine and accurately gauge the transfer capability remaining in the lines for further transactions
The Operation Methods of the Electric Power System for Kori Units 34 after Permanent Shutdown
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JW Han, HC Leea journal-home.s3.ap-northeast-2 According to The 8th basic plan for long-term electricity supply and demand issued by the Ministry of Trade, Industry and Energy, 11 of 25 operating nuclear power plants in South Korea will be permanently shutdown by 2031 . And the design life of Kori Units 3 and 4 is
COMPENSATION IN THREE-PHASE POWER SYSTEM EMPLOYING VOLTAGE SOURCE INVERTER BASED ACTIVE POWER FILTER AND PARTICLE
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Optimizing the performance of power system networks using conventional mathematical modeling based approaches is quite difficult because of the complex nature of systems that are highly nonlinear, non-stationary and involve a large number of inequality constraints. In
Predictability of Power Grid Frequency
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840825. ABSTRACT The power grid frequency is the central observable in power system control, as it measures the balance of electrical supply and demand I. INTRODUCTION THE electrical power system relies on a constant bal- ance of supply and demand
EFFECTIVE CONTROL OF SOLAR POWER SYSTEM BY AUTOMATIC TRACKER
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WH Oo, KM Win, HH Win, T Aung maas.edu.mm The research paper presents the design of automatic solar tracking control system based on microcontroller. It consists of the optimize hardware design, which is controlled by a firmware. The source code for the project is written in Mikro C Pro programming language
Model for Calculating the Cost of an the Electrical Power System for a Carbon-Free Jeju Island
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The Jeju Special Self-Governing Province announced the Carbon-free Island Jeju by 2030 plan in 2012. Implementation of this plan will made Jeju Island the worlds first carbon-free region by 2030. In this study, a model for calculating the cost of an electric power system for
Analysis of Transmission Loss Allocation (TLA) among the power system through Function Decomposition (LFD) Algorithm
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In the twentieth century, the transformation of the Electricity Supply Industry (ESI) started with reform, and then transparent electricity strategy. And this restructured system brought electricity market competition. This transition comprises of two different aspects: reform and
A Novel Hybrid Solar Power System with MPPT Technology for Commercial Application
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A hybrid design of a battery charging system and its implementation has been explained in this paper. The system has been designed based on a novel algorithm to couple existing solar PV charging and utility supply charging systems. The algorithm has been programmed
MODELING, ANALYSIS AND CONTROL OF A STAND-ALONE HYBRID WIND/BATTERY CHARGEABLE POWER SYSTEM
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The purpose of the present paper is to investigate a controller design and simulations of autonomous hybrid wind turbine system with variable-speed permanent magnet synchronous generator (PMSG) and a system for storing energy. The proposed system is CSE PROJECTS