ENGINEERING RESEARCH PAPERS

power system research papers 2015 IEEE PAPER




Voltage Instability Detection in Power System Using Support Vector Machine (SVM)
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ABSTRACT: In this paper, a new method for the detection of voltage instability in power systems based on support vector machine algorithm is presented. However, the methods to detect transient voltage instability conditions are difficult or require too much time to

Experimental study of a micro combined heat and power system: characterization of the parabolic trough collector used for direct steam generation
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Summary An experimental campaign has been conducted on a solar parabolic trough collector used in a micro CHP system for direct steam generation. The study of the solar field only, and its thermal characterization, which are reported here, are the first step of the

ANALYSIS AND REVIEW OF ANT COLONY OPTIMIZATION BASED HYBRID ACTIVEPOWER FILTER FOR THREE PHASE FOUR WIRE SYSTEM
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Abstract:This paper explains the dynamic behaviour of ant colony optimization based Hybrid Active Power Filter (HAPF) accomplished for harmonic compensation under varying source/load conditions. ACO based controller is employed to extract fundamental

Improving Power System Modeling: A Tool to Link Capacity Expansion and Production Cost Models
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Executive Summary Capacity expansion models (CEMs) provide a high-level long-term view of the evolving power system. Because of computational limits, CEMs generally cannot model detailed system dispatch and instead employ reduced-form dispatch models. It is

INDEMNIFICATION OF REACTIVE CAPACITY IN THE ELECTRIC NETWORK FOR INCREASE OF REGIME RELIABILITY OF THE POWER SUPPLY SYSTEM
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There are considered questions of a choice and placing of devices of the battery of static condensers in distributive electric networks of power supply systems for indemnification of reactive capacity, on the basis of technical and economic indicators and investment possibilities of

Effects of rotational inertia on power system damping and frequency transients
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Abstract:Rotational Inertia is an integral part of any electric power system. Due to the increased use of power electronics both to connect Renewable Energy Sources (RES) and as drives for electric motors inertia levels are generally reduced and become time

Unified Power Flow Controller and its Implementation On A WSCC System to Bring Systemin Synchronism after Fault Occurs.
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Abstract: Unified Power Flow Controller is used to improve stability of a system. It can provide simultaneous control of all basic parameters of a power system ie transmission voltage, impedance and phase angle. Functions of reactive shunt compensation, series

Development of a Wind Power System on Trucks
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Abstract Nowadays, the shortage of fossil fuels consuming on vehicles are in an emergent situation. Moreover, the CO2 emissions from transportations make a very negative impact on our environment. Therefore, to develop a renewable energy system for transportations

A Novel Technology to Improve Grid Frequency Response on Electrical Power System with High Level Renewable Generation Penetration
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Abstract As variable renewable generation, such as wind and solar, is increasing worldwide and synchronous generation is displaced, the power system frequency response and reliability are strongly challenged because these resources do not inherently contribute to

ANALYSIS OF PV SYSTEM EMBEDED TO DISTRIBUTION GRID FOR ACTIVE REACTIVEPOWER SUPPLY TO GRID
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Abstract:In this paper presents a grid connected photovoltaic (PV) system with maximum power point tracking (MPPT). The Voltage Source Inverter (VSI) has been connected between the dc output of PV system and the ac grid. The control strategy applied is based

Evaluation and Mitigation of Power System Oscillations Arising from High Solar Penetration
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ABSTRACT An important operating aspect of all transmission systems is power system stability and satisfactory dynamic performance. The integration of renewable resources in general, and photovoltaic resources in particular into the grid has created new

INFLUENCE OF CHARACTERISTICS OF MARINE AUXILIARY POWER SYSTEM IN THE ENERGY EFFICIENCY DESIGN INDEX
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Abstract Actually the total Green Houses Gases (GHG) emissions related to shipping were approximately 949 million tons of CO2 accounting for 2.2% of global CO2 emissions (2.1% in CO2 equivalent). As is known, anthropogenic GHG emissions contribute to global

Optimizing the power flows in a railway power supply system fed by rotary converters
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ABSTRACT This study focuses on optimizing the operation of rotary railway-feeding converters. Since a large share of rotary converters can be expected to be in operation for decades to come in the railway power supply systems (RPSSs), it is important to make

Impact of Increased Penetration of Solar PV on Small Signal Stability of Power System
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Abstract:This paper presents the impact of large scale photovoltaic (PV) generation on power system small signal oscillation stability. A linear Phillips-Heffron model of a single- machine infinite-bus power system integrated with a PV power plant is established and

Design and Simulation of Reliable and Efficient Hybrid Solar-Wind Power System Using Improved MPPT P O Algorithm
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Abstract-This paper explains the design and simulation of a solar-wind hybrid energy system with an Improved perturb and observe (PO) maximum power point tracking algorithm to extract the maximum power from hybrid solar-wind power system. The hybrid system

Reactive Power Compensation in Distribution Network with slide mode MPPT Control for PVSystem
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The Grid connected PV system requires a proper voltage control controller. In this paper an efficient voltage control by using slide mode controller with Maximum Power Point Tracking (MPPT) is presented. The voltage command is determined by the PV panel. Here the

Space thermoacoustic radio-isotopic power system: SpaceTRIPS
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Objective The project relates to an advanced thermal to electric conversion for radio--- isotopic power systems(RPS). Indeed RPSs are a key for space exploration as the solar power is very low in deep space, notably in Jupiter orbit and beyond. These systems will

Quantifying the Potential Impacts of Flexibility Reserve on Power System Operations
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Abstract:Power system operators schedule additional capacity above or below the amount required to meet the expected demand at any time interval to ensure reliable operation. This excess capacity is known as operating reserve. This reserve helps protect against the

GSA-Based Design of Dual Proportional Integral Load Frequency Controllers for Nonlinear Hydrothermal Power System
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Integral (DPI) Load Frequency Control (LFC), using gravitational search algorithm (GSA). The design is carried out for nonlinear hydrothermal power system where generation rate constraint (GRC) and governor dead band are considered. Furthermore, time delays

Optimization of Hybrid Energy Efficiency in Electrical Power System Design
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Evaluation of economic and technical feasibility of a large number of technology options, accountability for variations in technology costs and energy resource availability, could easily be carried out using the hybrid optimization model for electrical renewable (HOMER

Application of Grid-Level Battery Energy Storage System to Wind Power Fluctuation Smoothing
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Abstract:Fluctuations in the output power of large-scale wind farms can have a considerable influence on power quality and stability, leading to the risk of grid frequency deviation, particularly in isolated power system. Fluctuations in wind power can be

Optimal Placement of TCSC For Enhancement of Power System Stability Using Heuristic Methods: An Overview
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Abstract Flexible Alternating Current Transmission Systems (FACTS) represents a vast development in the area of power system operation and control. As we know that under heavily loaded conditions our power system is at high risks of consequent voltage

Development of Intelligent controller for Power System stabilization for Single Machine Infinite Bus system
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ABSTRACT The need of power system stabilizer (PSS) or supplementary excitation control is to apply a stabilizing signal through the excitation system to produce additional damping torque of the generator in a power system at all operating and system conditions. This

Fast power system analysis via implicit linearization of the power flow manifold
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Abstract:In this paper, we consider the manifold that describes all feasible power flows in a power system as an implicit algebraic relation between nodal voltages (in polar coordinates) and nodal power injections (in rectangular coordinates). We derive the best linear

Computer Simulation of Complex Power System Faults under various Operating Conditions
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Abstract A power system is normally treated as a balanced symmetrical three-phase network. When a fault occurs, the symmetry is normally upset, resulting in unbalanced currents and voltages appearing in the network. For the correct application of protection

How Carbon Pricing Impacts the Selection and Optimization of a Gas Turbine Combined Heat and Power System: An Australian Perspective
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Abstract:Businesses are currently being forced to re-evaluate their energy practices with the emergence of carbon pricing in many developed nations including Australia's relatively new carbon pricing mechanism. This paper expands on a previous investigation by these

IMPLEMENTATION OF NANOGRIDS FOR FUTURE POWER SYSTEM
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ABSTRACT: Microgrid is a new technology in power generation and this system is used to provide power and heat to its local area, such as cogeneration systems and renewable energy (wind turbines, photovoltaic cells, etc.). They are preferred for medium or high

RAMI Optimization-Oriented Design for the LIPAc RF Power System
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Abstract The Linear IFMIF Prototype Accelerator (LIPAc) is currently under construction in Rokkasho (Japan). LIPAc will generate a continuous wave (CW) 9 MeV deuteron beam at 125 mA. It will serve to validate the final IFMIF accelerator concept and technologies. The

Design and Analysis of Hybrid Power System with Fault Detection and Removal Capability in Transmission Line
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Abstract Renewable energy technologies are suitable for off-grid services, serving the remote areas without having to build or extend expensive and complicated grid infrastructure. Therefore standalone system using renewable energy sources have

Modeling, Simulation of UPFC and Its Effect on Power System Protection
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Abstract:he continuously growing demand for wind power generation capacity forces the revision of the grid codes requirements, to remain connected during grid faults, ie, to ride through the faults, and contribute to system stability during fault condition. In a typical fault

Design of fuzzy logic power system stabilizers in a multimachine power system using Particle swarm optimization based optimal control algorithm
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Abstract:Power system stabilizers (PSSs) play an important role in suppressing low frequency oscillations. In multi-machine power systems, the objective of optimal PSS parameter tuning should be to damp electromechanical modes strongly related to the

Design of a Photovoltaic DC Power Supply System for Outdoor Controller Equipment
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Abstract: A photovoltaic DC power supply system for outdoor controller equipment was designed and developed in this paper. The power supply used dedicated chips design, which has characteristics of stable and reliable. The power system components and

Hybrid Formulation for Technical and Non-Technical Losses Estimation and Identification in Distribution Networks: Application in a Brazilian Power System
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ABSTRACT This paper presents a hybrid formulation to estimate and identify Technical and Non-Technical Losses (TL and NTL, respectively) in distribution systems. The method proposed is based on the application of unbalanced Weighted Least Squares State

electrically infeasible traffic scenarios on the Iron Ore line; Applied on the present-daysystem, converter station outages, and optimal locomotive reactive power
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ABSTRACT This paper presents the main findings of a Master's Thesis project carried out in cooperation between Transrail and Royal Institute of Technology (KTH). The main objective was to create a plugin for checking the electric power system feasibility of a train traffic

Power system security analysis under transmission line outage condition
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Abstract: The power system becomes more severe under contingency conditions. In general, the contingencies may be outage of transmission lines or generators. To identify the effect of outages on system security, the contingency analysis is one of the analytical tools. The

Power system restoration with transient stability
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Abstract We address the problem of power system restoration after a significant blackout. Prior work focus on optimization methods for finding high-quality restoration plans. Optimal solutions consist in a sequence of grid repairs and corresponding steady states. However, Abstract Large power systems often exhibit slow and fast electromechanical oscillations between interconnected synchronous machines. The slow interarea oscillations involve coherent groups of machines swinging together. This coherency phenomenon can be

Wide-Area Robust Decentralized Coordinated Control of HVDC Power System Based on Polytopic System Theory
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The present study proposes a hierarchical wide-area decentralized coordinated control framework for HVDC power system that is robust to multiple operating conditions. The upper level wide-area coordinated controller is designed in the form of dynamic output feedback

Supplementary Material for Paper: Probabilistic Reliability Management Approach and Criteria for Power System Real-time Operation
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This document provides supplementary material regarding the Security Constrained Optimal Power Flow (SCOPF) formulation implemented for the purposes of the analysis presented in section IV of [1]. More specifically, section 2 recalls the compact statement of the

On Improving the Time Synchronization Precision in the Electric Power System
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Abstract: In order to improve the time synchronization precision in the electronic power system, the transmission of the timing information is demodulated based on FPGA. Based on the time service accuracy, the transmission timing information adopts IRIG-B code, the

Frequency Estimation of Unbalanced Three-Phase Power System Using a new LMS Algorithm
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Abstract: This paper presents a simple and easy implementable Least Mean Square (LMS) type approach for frequency estimation of three phase power system in an unbalanced condition. The proposed LMS type algorithm is based on a second order recursion for the

Multi-Machine Power System Stabilizer Using Type-2 Adaptive Fuzzy Sliding Mode Controller
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ABSTRACT This paper presents a novel system stabilizer based on type-2 adaptive fuzzy sliding mode approach without reaching phase and chattering for a nonlinear power system. Low frequency oscillations of small magnitude linked with the electromechanical models

Experimental validation of waveform relaxation technique for power system controller testing
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Abstract. A Waveform Relaxation (WR) based iterative real-time playback scheme for controller testing was recently proposed in the literature along with proof-ofconcept simulations. This scheme can be a low-cost alternative to Hardware-in-Loop simulation,

VULNERABILITY OF THE US ELECTRIC GRID SYSTEM: PREDICTING WILDFIRES AND POWEROUTAGES IN CALIFORNIA
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Abstract The US electric grid system is aged and is being pushed to the limits by increased temperatures, extreme weather events, and increased demand. This makes the US grid system extremely vulnerable to power outages and is the reason why the United States

Analysis of Stability and Sensitivity of LFC-DR Model for Single Area Power System
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Abstract: Demand Response (DR) is becoming an integral part in the power system and market operations. Much research work is going on the impact of demand response on power system dynamic performance, especially on load frequency control (LFC) problem.

A Novel Hybrid Energy Storage Strategy Based on Flywheel and Lead-acid Battery in WindPower Generation System
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Abstract In this paper, based on expounding the basic structure and operating principle of the flywheel energy storage system, the maximum energy storage and energy efficiency of the flywheel batteries are analyzed. Research data shows that there is still a part of the

ENHANCEMENT OF POWER QUALITY USING UNIFIED POWER QUALITY CONDITIONER IN GRID CONNECTED WIND ENERGY SYSTEM
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Abstract-Infusion of the wind power into an electric network influences the force quality. The execution of the wind turbine and subsequently control quality are resolved on the premise of estimations and the standards took after as indicated by the rule determined in

Enhancing Angular Stability in Multi-Machine Power System with using a New Control Method
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Abstract In this paper, application of Posicast control method to generator excitation system and Automatic Voltage Regulator (AVR) are presented. The method is one of the simplest possible control design methods that can be applied to Mitigate the oscillations caused by

Application of Gravitational Search Algorithm to Improve Power System Security by Optimal Placement of FACTS Devices
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In deregulated power industry, system parameters such as bus voltages and line power flows are operated near the limit values to meet the demanded load. However, this is a very dangerous situation for the secure operation of power systems. In order to preserve the

Development and Engineering Application of the Super Mixed Real-Time Simulation (SMRT) Platform in AC-DC Hybrid Bulk Power System
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Abstract In order to more accurately and efficiently study the multi-HVDC commutation failure, AC system and multi-DC systems interaction, multi-HVDC infeed system voltage stability and AC-DC system stability control of China Southern Power Grid (CSG), a kind of

Particle Swarm Optimization Based Composite Power System Reliability Analysis Using FACTS
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Abstract:With the introduction of competition in the existing electrical market, it becomes necessary to enhance the transmission capacity of the power system through the existing transmission lines. The utilization of FACTS technologies can have significant impact on

Load Shedding Optimization in Power System Using Swarm Intelligence-Based Optimization Techniques
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Abstract In this paper, an Optimal Load Shedding problem pertaining to system overloading is solved using two swarm intelligence based, bio-inspired algorithms, viz. the Firefly Algorithm (FA) and the Particle Swarm Optimization (PSO). The standard objective

A Specification-based Intrusion Detection Framework for Cyber-physical Environment in Electric Power System
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Abstract The emergence of high-speed networks in electric power systems creates a tight interaction of cyber infrastructure with the physical infrastructure and makes the power system susceptible to cyber penetration and attacks. To address this problem, this paper

Transmission Line Contingency Analysis in Power system using Fast Decoupled Method for IEEE-14 and IEEE-30 bus Test system.
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ABSTRACT To predict the effect of outages in power system the technique called contingency analysis is done. Contingency like failures of equipment, transmission line etc. The off line analysis to predict the effect of individual contingency of a power system is

Optimal design of battery energy storage system for a wind–diesel off-grid power systemin a remote Canadian community
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Abstract: This study focuses on the design issue of battery energy storage system (BESS) for a wind–diesel off-grid power system located in the Whapmagoostui community in Quebec, Canada. The local range of wind speed is from 0 to 24.8417 m/s, and the total yearly load

Laboratory Verification of Electric Double Layer Capacitor Based Power System for a Simple CubeSat Mission
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Abstract:With the coming of CubeSat standard, it has become very attractive venture or endeavor for many universities or schools as an easy approach in conducting research on space related science or education. The nucleus of CubeSat's mission is the electrical

Performance Assessment of Evolutionary Algorithms in Power System Optimization Problems
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Abstract:Due to the stochastic nature, there are several concerns on the effectiveness and robustness of evolutionary algorithms when applied to solve different kinds of optimization problems in power systems field. To address this issue, this paper provides a comparative

Power Quality of Grid Connected Distributed Generation System: Role of FACTS Device
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Professor Head, Electrical Engineering Department, Babaria Institute of Technology, Vadodara, India2 Abstract: This paper demonstrated of power quality problems associated with the wind turbine based distributed generation systems and how the FACTS device

Design And Modeling An Automated Digsilent Power System For Optimal New Load Locations
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Abstract: The electric power utilities seek to take advantage of novel approaches to meet growing energy demand. Utilities are under pressure to evolve their classical topologies to increase the usage of distributed generation. Currently, the electrical power engineers in

Frequency Regulation of Electric Grid with Wind Power Using Energy Storage System
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Abstract The main objective of this work is to present energy storage technologies that are the best suited to mitigate wind variability and help balancing between generation and consumption. This work is dedicated to the study of storage technologies that can facilitate

A Multi-Agent Computing Approach for Power System Production Simulation
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Abstract: Along with the development of smart grid, demand response becomes the key character of it. Traditional method is unable to simulate the effect of the demand response to the power system operation. Intelligent engineering theory provides us a useful tool to

SIMULATION OF IMPROVEMENT OF POWER QUALITY USING STATCOM-CONTROL SCHEME WITH GRID CONNECTED WIND ENERGY SYSTEM
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ABSTRACT The use of wind energy generation in electrical grid is increasing worldwide. Injection of the wind power into an electric grid affects the power quality. The generated wind power is always not constant due to its time varying nature and causing stability problems.

Sensitivity Analysis Based Optimization for Linear and Nonlinear Parameters in AVR to Improve Transient Stability in Power System
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Abstract The paper describes an optimal parameter selection method of automatic voltage regulator (AVR) for a large power plant in order to improve power system stability. The AVR is generally used to control the output voltage of the generator by regulating the excited

The Marine Vessel's Electrical Power System: From its Birth to Present Day
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Abstract:The evolution of the use of electricity in marine vessels is presented and discussed in this article in a historical perspective. The historical account starts with its first commercial use in the form of light bulbs in the SS Columbia in 1880 for illumination

Transient Stability Analysis of a Two-Machine Power System under Different Fault Clearing Times
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Abstract:This paper presents a new method for analyzing transient stability of a faulted two- machine system. This method uses a set of closed loop transfer function for each machine and derives the dominant root by taking Laplace transformation of the machine's nonlinear

Monitoring of Wide Area Power System Network with Phasor Data Concentrator (PDC)
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Abstract:This paper presents the fault detection technique in wide area power system network using Phasor Data Concentrator (PDC). Single line to ground (SLG) fault data of transmission line is processed using the WAMS technology. Phasor Data Concentrator (

Power Transfer Enhancement and Optimal Power System Security by use of UnifiedPower Flow Controller (UPFC)
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This paper presents a discussion of the effect of Unified Power Flow Controller (UPFC) on Power Transfer Capability and Optimal Power System Security of a Nigerian 330kV network. By development and implementation of low frequency damping controller, UPFC is used

Bat Search Algorithm Based Hybrid PSO Approaches to Optimize the Location of UPFC inPower System
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Abstract: FACTS devices plays a significant role to control the power flow of power transmission system. In this paper, a hybrid PSO algorithm is proposed to optimize the location of UPFC in power system. The proposed hybrid PSO algorithm has solved the

Controlling Voltages and Reduction of Real Power Loss in Power System by Using Crossbreed Spiral Dynamics Bacterial Chemotaxis Algorithm
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Abstract:In this paper a new hybrid optimization algorithm, referred to as Crossbreed spiral dynamics bacterial chemotaxis algorithm (CSDBCA) is proposed to solve the optimal reactive power dispatch (ORPD) Problem. CSDBCA synergizes bacterial foraging

Load Frequency Control for Two Area Deregulated Power System Using ANN Control
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Automatic load frequency control of two area power system using Artificial Neural Network (ANN) base PI Control, generation control is becoming increasingly important in view of increased load demand reducing generating resources. The increasing load demands

Series-Parallel Power System Optimization Using Firefly Algorithm
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Abstract: In this paper, we try to solve the Redundancy Optimization Problem (ROP) using a recent bio-inspired meta-heuristic that is Firefly Algorithm (FA) combined to Universal Moment Generating Function (UMGF). The problem consists on selecting the appropriate

Improved Optimization Study of Integration Strategies in Solar Aided Coal-Fired PowerGeneration System
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Solar aided coal-fired power generation system (SACFPGS) combines solar energy and traditional coal-fired units in a particular way. This study mainly improves the solar thermal storage system. Genetic algorithm is used to optimize the SACFPGS. The best integration

Preventive and Emergency Control of Power System for Transient Stability Enhancement
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Abstract This paper presents preventive and emergency control measures for on line transient stability (security) enhancement. For insecure operating state, generation rescheduling based on a real power generation shift factor (RPGSF) is proposed as a

Simulation and Analysis of conventional based Power System State Estimation using MATLAB
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Abstract:As the power system grows larger and more complex, real time monitoring and control becomes vital in order to achieve a reliable operation of the power system. Especially, with world wide restructuring of the power industry, power system state

Maximum Power Point Tracking for Wind Energy Conversion System
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Maximum Power Point Tracking for the Wind Energy Conversion System using Permanent Magnet Synchronous Generator was proposed. In fact, the wind turbine was modelled. It was controlled with Tip Speed Ratio MPPT approach. Then the generator was controlled

A STUDY OF REACTIVE POWER COMPENSATION IN TRANSMISSION SYSTEM
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ABSTRACT This paper is to develop a program to determine the required reactive power compensation method on an EHV long transmission line to improve the voltage stability. Different types of compensation method has been studied. The static VAR compensator (

Status Report on Power System Transformation
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Power systems are among the largest and most complex systems ever created by humans. Transforming them will be a correspondingly complex process. As chronicled in previous reports from the 21st Century Power Partnership, power system transformation has

Design of the State Monitoring System of Power Cable Outer Sheath Based on the DigiMeshi Network
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Abstract With the development of power grid intellectualization, real-time state monitoring of power cable outer sheath is becoming more and more important. Monitoring and test of the cable outer sheath currently being used are time consuming and inflexible. To this point, a

Tuning controller parameters and load frequency control of multi-area multi-source power system by Particle Swarm Optimization Technique
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Abstract-This article presents the setting of the controller parameters using particle swarm optimization (PSO) and its application to the load frequency control (LFC) of a power system from several sources that have different production sources as hydropower, thermal and

Harmonic Frequency Estimation Based on Modified-MUSIC Algorithm in Power System
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Abstract: This paper presents a new harmonics frequency estimation method. Unlike the conventional harmonic frequency estimation method (fast Fourier transform), the new algorithm is based on spectrum analysis techniques often used to estimate the direction of

Power System Stabilizer Parameters Designing Based on Genetic Simulated Annealing Algorithm
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Abstract:Power system stabilizer (PSS) is one of the most effective measures to damp the power system low frequency oscillation, the entire parameter estimation is generally more complex and difficult. According to the measured generating set uncompensated p hase

Impact analysis of grid connected wind farm at different points of interconnections on apower system
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The demand of the energy is increasing day in day out and the greatest challenge the mankind is facing right now is to meet this demand by environmentally benign energy sources. With the escalating prices of the finite fossil fuels and increased awareness of the

Management of a Deregulated Power System with Voltage Stability Problem: Particle Swarm Optimisation Approach
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Abstract: This paper presents and utilizes an Improved Particle Swarm Optimization algorithm (IPSO) for reactive power management in restructured power systems. Reactive power procurement is modeled as a Security Constraint Optimal Power Flow (SCOPF),

S-Transform Using Detection of Different Power Quality Disturbance in Wind Energy System
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Abstract: A novel method is used to do power quality analysis in non-stationary nature of voltage distortions require some precise and powerful analytical techniques. However, the generated wind energy power is evermore fluctuating due to ecological conditions. In

An Efficient Control System of Shunt Active Power Filter in Three-Phase Four-Wire Power System
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Abstract On the basis of the three-phase four-wire shunt active power filter (APF), this paper discusses the control system. In order to produce compensation current faster, it takes the fusion of FFT and pq method to detect the harmonic current, and adopt dual-DSP

System Study: Emergency Power System
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ABSTRACT This report presents an unreliability evaluation of the emergency power system (EPS) at 104 US commercial nuclear power plants. Demand, run hours, and failure data from fiscal year 1998 through 2013 for selected components were obtained from the

Techno-economic viability of a hybrid wind and solar power system for electrification of a commercial building in Shiraz, Iran
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Abstract. In this paper, techno-economic viability of a hybrid Wind/PV system with a battery and inverter was performed using the HOMER international optimization model. A commercial building in Shiraz, Iran was selected as a case study to analyze the feasibility

A Practical Exciter Model Reduction Approach For Power System Transient Stability Simulation
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Abstract Explicit numerical integration methods for power system transient stability simulation require very small time steps to avoid numerical instability. The EXST1 exciter model is a primary source of fast dynamics in power system transients. In case of the

A Novel Approach for Automatic Generation Control of Power System
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Abstract: In this paper, a hybrid approach involving neural network (NN)-Bacterial Foraging Algorithm (BFA) is proposed for Automatic Generation Control of power system. The proposed algorithm is implemented to tune PID controller and the stability of

Research of Power Online Security Auxiliary Decision System Based on Matlab Simulation
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Abstract: In this paper, To solve the parsing problems due to the difference among COMTRADE standards, unreadable code in remote transmission and incompleteness of data in the power system, this paper presents an algorithm that can correctly parse the file

Simulation and Optimization of a Wind/PV/Battery Hybrid Power System for a Commercial Building
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Abstract This study dealt with a time domain performance analysis for a standalone wind and solar hybrid system in a commercial building. Wind and solar sources combined with an energy storage would provide a better system reliability and make it suitable for stand-

EH2741 Communication and control in Electric power system Project 2 Communication Control Systems
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In this section we will specify the functions of the solution from the control room to process level using SGAM functional layer. Figure 1 is shown below which indicate all the functions that we will use for substation automation and communication between SCADA system

Maximum Power Point Tracking for Wind Power Generation System at Variable Wind Speed using a Hybrid Technique
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Abstract This paper presents the Wind Energy Conversion System (WECS) combining Permanent Magnet Synchronous Generator (PMSG) with PSO-RNN controller. The proposed hybrid technique uses Particle Swarm Optimization (PSO) algorithm along with

Regular paper Comparison of Hybrid Differential Evolution Algorithm with Genetic Algorithm Based Power System Security Analysis Using FACTS
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This paper presents a novel stochastic hybrid differential evolutionary algorithm technique to find the optimal location of Flexible Alternating Current Transmission System (FACTS) devices with minimum cost of installation and to improve power system security and is

Forecasting Of Type-2 Fuzzy Electric Power System Based On Phase Space Reconstruction Model
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Abstract Type-2 fuzzy logic to make up for the lack of a type of fuzzy logic in dealing with uncertainty, object contains uncertainty is strong; the application of type-2 fuzzy logic advantage is more obvious. In this paper, type-2s of fuzzy logic for power load time series

FUZZY LOGIC BASED POWER QUALITY IMPROVEMENT OF GRID CONNECTED FACTS DEVICE ON INTEGRATION OF WIND ENERGY SYSTEM
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Renewable energy sources, which are expected to be a promising alternative energy source, can bring new challenges when connected to the power grid. Like conventional power plants, wind power plants must provide the power quality required to ensure the

Efficient Power Transmission with Existing Grid System of Bangladesh
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Abstract:Sustaining power quality with increasing demand is becoming a challenge to power engineers. Effective transmission and distribution of electrical power is the major concern all over the world. Existing grid system of Bangladesh utilizes about 49% of its

Design of Robust Power System Stabilizer using Neuro-Fuzzy Controller for SMIB System
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Abstract:A power system stabilizer (PSS) installed in the excitation system of the synchronous generator improves the small-signal power system stability by damping out low frequency oscillations in the power system. This paper introduces a neural network to tune

Risk Assessment of Power System Security based on a Hybrid Optimization GP Method
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Abstract In this paper, we propose a hybrid optimization algorithm based on Improved Differential Evolution (IDE) algorithm and Gaussian Process (GP). Firstly, the paper constructs the assessment index system using Fault Tree Analysis (FTA) based on the

Evaluation of Fault Voltage and Current in a Symmetric Power System Network
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Abstract: The subject of Evaluation of Fault voltages and currents in a power system network is very important part of power system analysis for stable and economical operations of a Power System. The main objective of the short circuit fault analysis is to simulate short

Regular paper Increasing the Loadability of Power System through Optimal Placement of GUPFC using UDTPSO
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This paper concentrates on increasing the loadability of power system. The most powerful multi-line FACTS controller, Generalized Unified Power Flow Controller (GUPFC) is considered using power injection model. While finding the optimal installation location for

Decarbonizing China's power system with wind power: the past and the future
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Abstract Wind power in China has experienced significant growth since the beginning of this century. Total installed capacity has increased almost 300 fold–from 346 MW in 2000 to

Power System Oscillations Damping by Robust Decentralized DFIG Wind Turbines
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Abstract This paper proposes a new robust decentralized power oscillation dampers (POD) design of doubly-fed induction generator (DFIG) wind turbine for damping of low frequency electromechanical oscillations in an interconnected power system. The POD structure is

Method of Modal Parameter Identification for Power System Low Frequency Oscillation Based on EEMD and Prony Algorithm
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Abstract Regarding the poor anti-interference and high requirement for input signals of Prony algorithm, we proposed a method for identification of low-frequency oscillation-mode parameters in power systems based on Ensemble Empirical Mode Decomposition (EEMD

Research on Improved Adaptive Control for Static Synchronous Compensator in Power System
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This paper deals with the problems of explosion of term, uncertain parameter in static synchronous compensator (STATCOM) system with nonlinear time-delay. An improved adaptive controller is proposed to enhance the transient stability of system states and

Power System Oscillations Damping and Transient Stability Enhancement with Application of SSSC FACTS Devices
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ABSTRACT The massive growth of interconnected power systems due to increasing demand of electrical energy has given rise to numerous challenges. In these situations, Flexible Alternating Current Transmission System (FACTS) controllers This paper

Magnetron high power system design
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Magnetron to Linear Accelerator (LINAC) High Power Transfer System consisting in an 8 resonant cavities Magnetron connected to a dedicated vacuum Dielectric Window (DW). A main analytical design of devices is shown with compact formulas and is followed by

COMPARISON OF DIFFERENT EIGENVALUE BASED MULTI-OBJECTIVE FUNCTIONS FOR ROBUST DESIGN OF POWER SYSTEM STABILIZERS
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This paper presents a comparison of existing Eigenvalue based multi-objective functions employed to optimally tune the power system stabilizer. Different objective functions such as damping factor based, damping ratio based, damping ratio and damping factor based

Short-term scheduling of a combined natural gas and electric power system with wind energy
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ABSTRACT The combined natural gas and electricity system with wind energy is one of the most promising models to reduce cost and improve energy efficiency. Wind energy is clean notwithstanding its high uncertainty. Natural gas power generation is also known to be

Power system stabilizer design using compressed rule base of fuzzy logic controller
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Abstract: In this paper, the fuzzy logic controller (FLC) based power system stabilizer (PSS) with compressed/reduced rule is presented. The FLC rule base is generally based on empirical control rules. In this method, the fuzzy system with a large number of fuzzy rules

Analysis of AGC and AVR for Single Area and Double Area Power System Using Fuzzy Logic Control
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ABSTRACT: In this paper the study of AGC and AVR taken together. In the power system it is require maintaining the frequency and voltage in a tolerable limit. but due to sudden load variation it is difficult to maintain them in a prescribe limit; so it is necessary to take some

Performance Comparison of Optimal Power Flow Algorithms for LMP Calculations of the Full Scale Korean Power System
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Abstract This paper proposes the comparison results of various optimal power flow algorithms (OPF) to calculate the locational marginal prices (LMP) of the unreduced full scale Korean transmission system. Five different types of optimal power flow models are

Power Quality Improvement and Grid Stabilization in Wind Energy System Using STATCOM
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Abstract:Injection of wind power into an electrical grid affects the power quality, the kinds of power quality issues were associated with this wind power generation are Harmonic distortion, Blackouts, under or Over voltage, Voltage sags, Surges and transients. Out of

Mitigation of Harmonics in a grid connected DFIG Wind Power System
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ABSTRACT The inevitability of power electronics devices for reliable performance of renewable energy sources in general and wind power system in particular has brought various power quality issues including harmonics. In this paper a single tuned notch LCL

A New Hybrid Model Based on Data Preprocessing and an Intelligent Optimization Algorithm for Electrical Power System Forecasting
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The establishment of electrical power system cannot only benefit the reasonable distribution and management in energy resources, but also satisfy the increasing demand for electricity. The electrical power system construction is often a pivotal part in the national and regional

Harmonic Frequency Estimation Algorithm Based on MSWF in Power System
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Abstract: This paper pointed out the disadvantage of harmonic frequency estimation algorithm in current power system, presented the MUSIC (multiple signal classification)- based harmonic frequency estimation algorithm in power system, and analyzed the

Mitigation of Power Oscillation and Voltage Fluctuation to Improve Power System Stability using SSSC
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Abstract:In the modern power system the fault in the system is predestined which leads to power oscillation and cause instability in the system. Therefore satisfactory damping of power oscillationis an important issue concern when dealing with the stability of power

Analysis of Different Power Grid Segmentation and Transmission Schemes for Power System Security Improvement
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Abstract-This paper explores the power grid segmentation concept for power system stability improvement in detail. First, the firewall property of grid segmentation is investigated for a two area network. Then two HVDC technologies, LCC and VSC, are compared for the

Transient Stability Enhancement of a Multi Machine Power System Using SVC Controller
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Abstract Sudden change in load level affects the stability of power system. For stable operation of Power System, stability is an important concept. Stability of the system generally depends upon type of disturbance, system operating conditions. Stability can be defined

Tuning of PID Controller in an Interconnected Power System using Particle Swarm Optimization
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ABSTRACT This paper, deals with tuning of PID controller for the Load Frequency Control (LFC) system of an interconnected power system using Particle Swarm Optimization (PSO). A two area thermal system with governor dead–band nonlinearity and a two area power

Simulation studying of MPPT Control Method for photovoltaic Power system
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Abstract: PV array output power is a nonlinear function of the external environment and the load, in order to give full playing to the performance of photovoltaic array, maximum power point tracking (Maximum Power Point Tracking, referred to as MPPT) control adjust the

Regular paper An Efficient Method for Contingency Ranking Using Voltage Stability Index inPower System
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The power system is a complex network consisting of enormous equipment. Failure of any one of this equipment during its operation affects the reliability of the system and it also leads outage of equipment. The impact of outage states on the system reliability is taken

Reduce Order Modelling of Power System Models Using Interpolatory Projections Technique
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Abstract:Large, complex dynamical systems, such as, power systems, are very challenging task to model and analysis. Numerous techniques have been developed to handle the difficulties arising from the size and complexity of typical realistic power system models.

Design of Robust PID Power System Stabilizer for Multimachine Power System Using HS Algorithm
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Abstract In this paper, the design of a proportional, derivative and integral (PID) based power system stabilizer (PSS) is carried out using a new Meta heuristic harmony search algorithm (HSA) to optimize the parameters. The design of proposed PID controller is

Load Frequency Control of an Interconnected Power System with AC-DC Tie Lines using Genetic Algorithm Tuned IP Controller
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Abstract This paper proposes Genetic Algorithm (GA) tuned IP controller for Load Frequency Control (LFC) of an interconnected thermal reheat power system with AC-DC tie lines. Here the gains of integral and proportional controllers are tuned by genetic algorithm. The two

Consequences of False Data Injection on Power System State Estimation
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ABSTRACT The electric power system is one of the largest, most complicated, and most important cyber-physical systems in the world. The link between the cyber and physical level is the Supervisory Control and Data Acquisition (SCADA) systems and Energy

Harmonic Frequency Estimation Algorithm based on ESPRIT and MSWF in Power System
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Abstract: The paper points out the deficiency in the current harmonic frequency estimation algorithm in power system. In order to improve the detection accuracy and reduce the computational complexity, it combines the ESPRIT algorithm with multistage Wiener filter (

Load Frequency Control in an Interconnected Hydro–Hydro Power System with Superconducting Magnetic Energy Storage Units
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Abstract In the power system, any sudden change in the load leads to deviation in frequency and tie-line power flow. So, Load Frequency Control (LFC) is an important issue in power system operation and control. This paper deals with the Load Frequency Control in an

Heuristic Optimization Method for Power System Protection Coordination An Intelligent Tool for Energy Efficiency Improvement
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The electric protection system plays an important safety function for the industrial installations. Its main purpose is to detect and clear the occurred faults rapidly and isolate only the faulted part of the system. The electric protection system performances are mainly

Using an Improved Joint Normal Transform Method for Modeling Stochastic Dependence inPower System
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Abstract: The dependence factors in power systems should be considered in stochastic power flow computation, so Joint Normal Transform (JNT), belonging to the copula function technology, is improved to model these dependences. Firstly, the procedure of traditional

An Energy-Based Approach to Power System Analysis
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One of the major achievements in the history of our civilization is the invention of fire. The discovery of fire was also the inception of our ongoing search for the generation of energy to meet our basic needs. Power systems arise from this ongoing search. A power system is

Loss Reduction in Electrical Power System of Best Way Cement Ltd by Using FACTS Device Static Synchronous Compensator (STATCOM)
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During recent past, the electrical power industry has experienced a huge increment in power consumption. As the demand for the power supply to different power companies and the residential areas has grown up because of increasing of the loads. This increasing

Topology Attacks on Power System Operation and Consequences Analysis
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ABSTRACT The large distributed electric power system is a hierarchical network involving the transportation of power from the sources of power generation via an intermediate densely connected transmission network to a large distribution network of end-users at the

Hybrid Excavator Power System Controller Design Based on Fuzzy Control
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Abstracttarget was to improve diesel engine fuel efficiency and decrease shaft rotate speed fluctuation. Controller input parameters were set as hydraulic pump required torque, hydraulic pump

Superiority of LVRT of Grid Connected Wind Energy Conversion System Using UnifiedPower Quality Controller
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Abstract:The Unified Power Quality Controller (UPQC) device is an integration of a series active filter and a shunt active filter. The main purpose of a UPQC is to compensate for voltage flicker, reactive power, and harmonics. It has the capability of improving power

Optimal Solution of the EPED Problem Considering Space Areas of HSABC on the Power System Operation
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Abstract:Recently, the emission problem and economic dispatch (EPED) becomes crucial aspects in the power system operation. These aspects are measured technically using financial payments as the total operating cost based on pollutant productions and fuel

Control System of Battery Storage to Eliminate the Power Variation According to the Electricity Prediction
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Abstract:Rapid variations of the output power from photovoltaic power plants can have some significant side effects on the quality of electricity, such as the voltage variation, switching of tap changers, etc. In the other case, these variations also make the difference

MULTI-BAND POWER SYSTEM STABILIZER MODEL FOR POWER FLOW OPTIMIZATION IN ORDER TO IMPROVE POWER SYSTEM STABILITY
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ABSTRACT This paper presents a Multi-band Power System Stabilizer Model for power flow optimization in order to improve power system stability. Power System Stabilizer (PSS) is equipment that can be used to enhance the damping of power system during low

Economic Allocation for Energy Storage System using MOPSO-Wind Power Distribution
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Abstract: Energy storage systems play a paramount role in both distributed power systems and utility power systems. Among them any benefits of an energy storage system, the improvement of power system cost and voltage profile can be the salient specifications of

Power System Analysis of J3 CubeSat and RATEX-J High Voltage Power Supply Calibration
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Abstract CubeSats have become increasingly popular among universities for both their educational and technology demonstrative aspect. This attention caused the market to grow which allowed faster development and new mission possibilities for these small satellites.

A Novel Characterization of Intelligent Controller Based Active Power Filter for Grid Interfaced RES System
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Abstract: Implementation of intelligence controller by using voltage as feedback for significantly improving the dynamic performance of advanced compensator, the comparative analysis of several control strategies fed APF for power quality improvement features is

A Cost to Benefit Analysis of a Next Generation Electric Power Distribution System
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ABSTRACT This thesis provides a cost to benefit analysis of the proposed next generation of distribution systems-the Future Renewable Electric Energy Distribution Management (FREEDM) system. With the increasing penetration of renewable energy sources onto the

Power Management in Photovoltaic-Wind Hybrid System Based on Artificial Intelligence
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Abstract:This paper presents a control strategy for power management in standalone solar photovoltaic and wind hybrid power system based on Artificial intelligence techniques. Solar and wind energy are utilized as a primary sources of energy and a battery unit is

Enhancing power transfer capability through flexible AC transmission system devices: a review
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Abstract Global demand for power has significantly increased, but power generation and transmission capacities have not increased proportionally with this demand. As a result, power consumers suffer from various problems, such as voltage and frequency instability

Assessment of crop residue potential for power generation using geographical informationsystem
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Punjab being a major agricultural state of India produces main crops such as paddy, wheat, pulses, barley, cotton, maize, arhar, mustard, rapeseed, sesamum, sugarcane and ground nut. Presently about half of the crop residue is being utilized for local needs like food for

Power Quality Improvement in Distribution System by using DSTATCOM
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Abstract: Solid state power converters are widely used in applications such as Adjustable speed drives (ASD), Static power supplies. Hence it affects the power quality (ie) related to non-standard voltage, current and frequency at the load side. In this paper an attempts

SYSTEM OF AUTOMATIC REGULATION OF REACTIVE POWER BY MEANS OF FUZZY LOGIC
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ABSTRACT For increasing efficiency of distribution of electric energy the problem of indemnification of reactive-power by means of practical and theoretical researches is considered. On the basis of theoretical researches the algorithm of control of power of

A Power System Emergency Control Scheme in the Presence of High Wind PowerPenetration
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Control Scheme in the Presence of High Wind Power Penetration. The Ph. D. project is supported mainly by M inistry of science, Research and Technology of Iran and partially by the Department of Energy Technology, Aalborg University, Denmark. Acknowledgments

Enhancement of Voltage Profile, System Security and Power Loss Minimization using Bacterial Foraging Algorithm and Optimal Installation of FACT Devices
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Abstract: Now way a days the economic growth of any country depends up on industrials development in that country. Its estimated that the power demand double in every seven years in developing countries, but in developed countries like USA the power demand

Design of Smart Home Monitoring System Based on ARM and Power Line Carrier Communication
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Abstract For the shortcoming of smart home monitoring system (SHMS), such as high spend of wiring, difficulty of maintenance, poor penetration using traditional communication etc.., designed a SHMS based on embedded system. By using LPC2000 series processor as a

GRID CONNECTED PV POWER GENERATING SYSTEM USING CUK CONVERTER AND TRANSFORMER LESS H5 INVERTER
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Due to the increase in demand on electricity, and the crisis of conventional sources, the photovoltaic (PV) energy is emerging more now. It also becomes a promising alternative as it is omnipresent, freely available, environment friendly, and has less operational and

OPTIMAL PLACEMENT OF HTSFCL CONSIDERING OF POWER SYSTEM SECURITY AND STABILITY INDICES BY USING DIFFERENTIAL EVOLUTION.
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ABSTERACT: The limiting ability of the fault current of the high-temperature superconducting fault current limiter (HTSFCL) is based on the relation of the resistance and the temperature of the superconductor. YBa2Cu3O7 (YBCO) can be included in the second generation

Electrical System Design Application on Japanese BWR Plants in the Light of the Fukushima Accident and Hitachi Experience of the Solid State Power
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After the Fukushima Daiichi accident (Loss of all AC and DC power sources and the distribution panels), several design enhancements have been incorporated or are under consideration to Japanese BWRs. Especially, there are several important enhancements in the area of

Control Strategies for Power System in Island Operation
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Abstract: Supervisory active Power and Frequency (Pf) control together with reactive Power and Voltage control (QV) represent two main and usually separated processes to keep system indicators (frequency and voltage) within permissible limits. Generally, the

of operational management for the Solar Thermal Test and Demonstration Power Plant Jülich using optimized control strategies of the storage system
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Abstract Electricity production costs and overall net efficiency of the system are determining factors regarding the quality and cost effectiveness of a solar tower power plant. These factors are strongly dependent on the quality of heliostats, the receiver and the thermal

Power Quality Improvement in Distribution System by using DSTATCOM with Fuzzy Controller
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Abstract: This paper proposes a new algorithm to generate reference voltage for a distribution static compensator DSTA TCOM) operating in voltage-control mode. The proposed scheme exhibits several advantages compared to traditional voltage-controlled

Improved Power System State Estimation by Selected Node Technique
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This paper presents a unique technique to carried-out the State Estimation at selected Node Areas instead of every Node Area. As the network is interconnected, by selecting suitable Node Area it is possible to estimate all the state variables of the system. The method of

Modeling the Integrated Expansion of the Canadian and US Power Sectors with the Regional Energy Deployment System (ReEDS)
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The purpose of this report is to document a development effort that created a robust representation of the combined capacity expansion of the US and Canadian electric sectors in the US Department of Energy's National Renewable Energy Laboratory (NREL)

HARMONIC POWER METHOD FOR HARMONIC POLLUTION IDENTIFICATION IN DISTRIBUTIONSYSTEM
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ABSTRACT With the widespread use of power non linear characteristics equipment and alternative power electronic since the last twenty years, current and voltage waveforms have become extremely distorted. Considering the results of harmonics on the performance and

Tuning of PSO Algorithm For Single-Machine and Multi-machine Power System Using STATCOM Controller
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Abstract: Damping of low-frequency electro-mechanical oscillations is essential for reliable operation of power systems. The fast acting, power electronics based FACTS controllers which are capable of improving both steady state and dynamic performance permit



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