RESEARCH PAPERS

 solar and wind power research papers




A novel optimization sizing model for hybrid solar-wind power generation system
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This paper develops the Hybrid Solar-Wind System Optimization Sizing (HSWSO) model, to optimize the capacity sizes of different components of hybrid solar-wind power generation systems employing a battery bank. The HSWSO model consists of three parts: the model 

A decision support technique for the design of hybrid solar-wind power systems
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ABSTRACT This paper presents a decision support technique to help decision makers study the influencing factors in the design of a hybrid solar-wind power system (HSWPS) for grid- linked applications. These factors relate mainly to political and social conditions, and to 

Current status of research on optimum sizing of stand-alone hybrid solar–wind power generation systems
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Solar and wind energy systems are omnipresent, freely available, environmental friendly, and they are considered as promising power generating sources due to their availability and topological advantages for local power generations. Hybrid solar–wind energy systems, 

Simulation of high-frequency solar wind power spectra using Hall magnetohydrodynamics
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Solar wind frequency spectra show a distinct steepening of the ƒ- 5/3 power law inertial range spectrum at frequencies above the Doppler-shifted ion cyclotron frequency. This is commonly attributed to dissipation due to wave-particle interactions. We consider the 

Chromospheric Alfvnic waves strong enough to power the solar wind
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ABSTRACT Alfvn waves have been invoked as a possible mechanism for the heating of the Sun's outer atmosphere, or corona, to millions of degrees and for the acceleration of the solar wind to hundreds of kilometers per second. However, Alfvn waves of sufficient 

Dependence of solar-wind power spectra on the direction of the local mean magnetic field
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ABSTRACT Wavelet analysis can be used to measure the power spectrum of solar-wind fluctuations along a line in any direction (?, ?) with respect to the local mean magnetic field B 0. This technique is applied to study solar-wind turbulence in high-speed streams in the 

Spacecraft radio scattering observations of the power spectrum of electron density fluctuations in the solar wind
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Solar wind electron density power spectra in the solar equatorial region are inferred from observations of phase scintillations and spectral broadening made with the Viking, Helios, and Pioneer spacecraft. The heliocentric distance range covered is 2–215 RS, and for 

Wind and solar power systems: design, analysis, and operation
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The search for clean, renewable energy sources has yielded enormous growth and new developments in these technologies in a few short years, driving down costs and encouraging utilities in many nations, both developed and developing, to add and expand 

Magnetic fluctuation power near proton temperature anisotropy instability thresholds in the solar wind
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The proton temperature anisotropy in the solar wind is known to be constrained by the theoretical thresholds for pressure-anisotropy-driven instabilities. Here, we use approximately 1 10 6 independent measurements of gyroscale magnetic fluctuations in 

Alfvnic waves with sufficient energy to power the quiet solar corona and fast solar wind
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Energy is required to heat the outer solar atmosphere to millions of degrees (refs 1, 2) and to accelerate the solar wind to hundreds of kilometres per second (refs 2–6). Alfvn waves (travelling oscillations of ions and magnetic field) have been invoked as a possible 

The solar wind power from magnetic flux
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ABSTRACT Observations of the fast, high-latitude solar wind throughout Ulysses' three orbits show that solar wind power correlates remarkably well with the Sun's total open magnetic flux. These observations support a recent model of the solar wind energy and 

Hysteresis in solar wind power input to the magnetosphere
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[1] We examine the clock angle dependence of the solar wind power input into the magnetosphere using the Grand Unified Magnetosphere Ionosphere Coupling Simulation (GUMICS-4). We compute the power input through the magnetopause systematically in 

Strategic Approach Of Hybrid Solar-Wind Power For Remote Telecommunication Sites In INDIA
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ABSTRACT Lack of rural cell phone subscriber in India facing tough challenges in getting stable back up power for cell sites. Grid power availability is very poor and use of Diesel generator is very expensive due to its fuel and transportation cost as well as maintenance. 

Scaling anisotropy of the power in parallel and perpendicular components of the solar windmagnetic field
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Power spectra of the components of the magnetic field parallel (P) and perpendicular (P+ P) to the local mean magnetic field direction were determined by wavelet methods from Ulysses' MAG instrument data during eighteen 10-day segments of its first North Polar 

The slow-mode nature of compressible wave power in solar wind turbulence
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ABSTRACT We use a large, statistical set of measurements from the Wind spacecraft at 1 AU, and supporting synthetic spacecraft data based on kinetic plasma theory, to show that the compressible component of inertial range solar wind turbulence is primarily in the 

Optimal design of a hybrid solar-wind power to drive a small-size reverse osmosis desalination plant
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ABSTRACT Providing clean water to small communities using renewable energy (RE) has long posed as a humanitarian challenge. Reverse osmosis (RO) desalination has been proven as a mature technology for supplying fresh water for different domestic, industrial, and 

Power anisotropy in the magnetic field power spectral tensor of solar wind turbulence
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ABSTRACT We observe the anisotropy of the power spectral tensor of magnetic field fluctuations in the fast solar wind for the first time. In heliocentric RTN coordinates, the power in each element of the tensor has a unique dependence on the angle between the 

Optimal allocation of land area for a hybrid solar wind power plant
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ABSTRACT Recently, there has been a growing interest in wind solar hybrid power plants as a means to overcome the inherent intermittency in both resources. One crucial decision faced by a hybrid plant designer is to determine an allocation of land area between wind and 

Determine the Feasibility of Using Isolated Solar/Wind Hybrid Power System to Augment Powerat a Signalized Intersection
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ABSTRACT An estimation to the monetary profit a solar/wind power system can make when powering a traffic light signal is presented. There are two approaches investigated. One is tracking the price of the equipment and the money it can save to obtain the result. The 

Costs of Solar and Wind Power Variability for Reducing CO2 Emissions
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We compare the power output from a year of electricity generation data from one solar thermal plant, two solar photovoltaic (PV) arrays, and twenty Electric Reliability Council of Texas (ERCOT) wind farms. The analysis shows that solar PV electricity generation is 

Optimal Sizing of a Stand-alone Solar-Wind-Battery-DG/Biomass Hybrid Power System to Meet the Load Demand of a Typical Village at Sagar Island Using Genetic
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Optimal sizing of a hybrid power system consisting of solar-wind-battery and biomass/DG has been done in this thesis work. A typical village of a Sagar Island has been chosen here as the project site. Since the island is not powered conventionally, it is one of the 

Energy Efficient Modelling of Solar Wind Hybrid Power System for a Tourist Island
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ABSTRACT Demand for energy is increasing day by day because of increasing the population and industrialization but we have very limited resources. In this critical stage of energy crisis, renewable energy is one of the most important alternative energy sources. Wind and solar 

large-scale wind power



Remote monitoring with hierarchical network architectures for large-scale wind powerfarms
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Abstract–As wind power farm (WPF) installations continue to grow, monitoring and controlling large-scale WPFs presents new challenges. In this paper, a hierarchical network architecture is proposed in order to provide remote monitoring and control of large-scale

Study on Modeling and Solving for Reactive Power Optimization of Large-scale Wind Power Integration
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Abstract Based on large-scale wind power base of our country, the modeling and solving for multi-objective reactive power optimization of large-scale wind power integration are studied. To make sure of the hierarchical and regional balance of reactive power under

Aerodynamic flow deflector to increase large scale wind turbine power generation by 10%
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16. Abstract The innovation proposed in this paper has the potential to address both the efficiency demands of wind farm owners as well as to provide a disruptive design innovation to turbine manufacturers. The aerodynamic deflector technology was created to improve

wind power



Analysis of dynamic behaviour of electric power systems with large amount of wind power
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This dissertation has been submitted to Ørsted-DTU, Section of Electric Power Engineering, Technical University of Denmark (DTU) in partial fulfilment of the requirements for the degree of Doctor of Philosophy and the Danish Industrial Research/Ph. D. degree. The

Wind power: Modelling and impact on power system dynamics
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Carrying out Ph. D. research and writing a thesis is a lengthy and extensive task, which cannot be completed without the involvement and help of a variety of people and institutions. The first and foremost preconditions to carry out research as well as any other activity are,

Wind power meteorology
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Abstract Wind power meteorology has evolved as an applied science, firmly founded on boundary-layer meteorology, but with strong links to climatology and geography. It concerns itself with three main areas: siting of wind turbines, regional wind resource assessment,

Annual report on US wind power installation, cost, and performance trends: 2006
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The wind power industry is in an era of substantial growth, both globally and in the United States. With the market evolving at such a rapid pace, keeping up with trends in the marketplace has become increasingly difficult. Yet, the need for timely, objective The combination of a scientifically challenging subject and the need to solve practical problems on the way to achieve a clean energy supply is our motivation to work in the field of wind energy. The market already demands for feasible solutions to efficiently integrate

Aggregated wind park models for analyzing power system dynamics
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THE growing importance of wind power, which can be observed in Europe and the United States, requires more and more detailed analysis of the impact of wind power on transmission systems. At the end of 2002, there were wind turbines with a total rated

Impact of hourly wind power variations on the system operation in the Nordic countries
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Integrating wind power in power systems means taking into account the varying pattern of wind power production in scheduling the generation and reserve units in the power system. Integration costs or system costs are the costs incurred in incorporating the electricity from

A new reference for wind power forecasting
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In recent years some research towards developing forecasting models for wind power or energy has been carried out. In order to evaluate the prediction ability of these models, the forecasts are usually compared with those of the persistence forecast model. As shown in

Wind power
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Traditional windmills 1 Power and energy in the modern world 2 Global warming and climate change 3 Renewable energy sources 6 Wind energy conversion 7 Energy payback and wind energy costs 8 Intermittency issues 9 Wind or nuclear 9 Costs compared with

Life cycle assessment for emerging technologies: case studies for photovoltaic and wind power (11 pp)
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Abstract Goal, Scope and Background This paper describes the modelling of two emerging electricity systems based on renewable energy: photovoltaic (PV) and wind power. The paper shows the approach used in the ecoinvent database for multi-output processes.

Dynamic influences of wind power on the power system
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Abstract The thesis first presents the basics influences of wind power on the power system stability and quality by pointing out the main power quality issues of wind power in a small- scale case and following, the expected large-scale problems are introduced. Secondly, a

Statistical wind power forecasting models: results for US wind farms
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ABSTRACT Electricity markets in the United States are evolving. Accurate wind power forecasts are beneficial for wind plant operators, utility operators, and utility customers. An accurate forecast makes it possible for grid operators to schedule the economically

Reliability performance and maintenance a survey of failures in wind power systems
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Abstract The wind power industry has expanded during the past few years and the growth has mainly focused on a growing market and the development of larger wind turbines. Different designs have emerged and the technical knowledge makes it possible to put

Qualification of wind power forecasts
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Abstract In order to manage the remarkable share of wind power as present in several utilities forecast information is needed. In the last years several respective procedures have been developed and put into operation. Up to now the outcome of the forecast tools is

Limits to wind power utilization
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Summary. As wind energy receives increasing attention it is important to understand the noneconomic factors limiting the total power that can be extracted from the wind. These factors are examined here with a macroscopic approach. An upper global limit of 1.3 x

Simulation of high-frequency solar wind power spectra using Hall magnetohydrodynamics
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Abstract. Solar wind frequency spectra show a distinct steepening of the f_ 5/3 power law inertial range spectrum at frequencies above the Doppler-shifted ion cyclotron frequency. This is commonly attributed to dissipation due to wave-particle interactions. We consider

A novel wind-power generating system using field orientation controlled doubly-excited brushless reluctance machine
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Abstract-Variable speed operation of a wind turbine generator improves its energy capturing capability. Up to the present, the machines employed have been induction machines, conventional synchronous machines or DC machines. The major drawback of these

Short term wind power forecasting using hybrid intelligent systems
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Page 1. Short term windpower forecasting using hybrid intelligent systems Abstract:This panel paper summarizes the current trends in windpower development and describes a proposed approach for short term windpower forecasting using a hybrid intelligent system.

Forecast of regional power output of wind turbines
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A method for predicting the power output of wind turbines connected to the public electricity grid will be introduced. Using this procedure it is possible to forecast–over a time horizon of 6-48 hours–the wind power to be expected. Base of the method are the operational, large

Modelling utility-scale wind power plants. Part 2: Capacity credit
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Abstract As the worldwide use of wind turbine generators in utility-scale applications continues to increase, it will become increasingly important to assess the economic and reliability impact of these intermittent resources. Although the utility industry appears to be

Voltage dips at the terminals of wind power installations
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Abstract:This paper gives an overview of the kind of voltage dips or sags that can be expected at the terminals of a wind-power installation. The description is based on the study of those dips at the terminals of industrial installations. For voltage dips due to faults a

Prediction of wind power using time-varying coefficient functions
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Abstract: A method for adaptive and recursive estimation in a class of non-linear autoregressive models with external input is proposed. The model class considered is conditionally parametric ARX-models (CPARX-models), which is conventional ARX-

Operating reserves and wind power integration: an international comparison
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Abstract:The determination of additional operating reserves in power systems with high wind penetration is attracting a significant amount of attention and research. Wind integration analysis over the past several years has shown that the level of operating

Land-use requirements of modern wind power plants in the United States
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By the end of 2008, a combination of environmental, economic, and policy factors resulted in the cumulative deployment of more than 25 gigawatts (GW) of wind generation capacity in the United States (AWEA 2009a). Continued growth is anticipated due to renewable

Adiabatic compressed air energy storage for the grid integration of wind power
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Abstract--An increasing share of electricity from renewable sources is the stated aim of national and European energy policies. However, a grid-compatible integration of this fluctuating energy production to the European electricity systems is expected to be an

The state of the art in short-term prediction of wind power-from an offshore perspective
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Abstract Nowadays, the installed wind capacity in Europe has reached 30 GW while end- users, such as transmission system operators, use already operational tools to predict the wind production up to 48 hours ahead especially in countries with high wind development.

Online-monitoring and prediction of wind power in German transmission system operation centres
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Abstract Normally, electrical systems are able to absorb a certain amount of unregulated and fluctuating production from renewable energy sources (RES), especially wind power. The electrical systems must be designed and operated in order to accommodate the changes

Energy storage options for improving wind power quality
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Abstract:The intermittency of wind may in some cases limit the applicability of wind power when integrated directly into the distribution network. Energy storage technologies can provide a local solution either through peak shaving or increasing temporal stability of the

Impact of wind power forecasting on unit commitment and dispatch
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Abstract:The impact of wind power forecasting on unit commitment and dispatch is investigated in this paper. We present two unit commitment methods to address the variability and intermittency of wind power. The uncertainty in wind power forecasting is

High-altitude wind power generation
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Abstract:The paper presents the innovative technology of high-altitude wind power generation, indicated as Kitenergy, which exploits the automatic flight of tethered airfoils (eg, power kites) to extract energy from wind blowing between 200 and 800 m above the

Impact of large scale wind power on power system stability
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Abstract The amount of wind power constantly increased during recent years requiring detailed analysis about the impact of wind power on system security and system operation. Therefore several wind impact studies have been carried out recently in different countries

The long-term impact of wind power on electricity prices and generating capacity
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Abstract This paper uses a market equilibrium model to calculate how the mix of generating capacity would change if large amounts of intermittent renewables are built in Great Britain, and what this means for operating patterns and the distribution of prices over time. If

Community wind power ownership schemes in Europe and their relevance to the United States
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With varying success, the United States and Europe have followed a more or less parallel path of policies to support wind development over the past twenty years. Feed-in laws and tax incentives first popularized in California in the early 1980s and greatly expanded upon

Grid impacts of wind power variability: Recent assessments from a variety of utilities in the United States
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The submitted manuscript has been offered by an employee of the Midwest Research Institute (MRI), a contractor of the US Government under Contract No. DE-AC36- 99GO10337. Accordingly, the US Government and MRI retain a nonexclusive royalty-free

Analysis of a 1.7 MVA doubly fed wind-power induction generator during power systems disturbances
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Abstract:The performance of a 1.7 MVA wind-power doubly fed induction generator (DFIG) under network fault is studied using simulator developed in MATLAB-Simulink. The simulator consists of the DFIG analytical model, the detailed frequency converter model

Wind power ensemble forecasting
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Abstract Meteorological ensemble forecasts aim at quantifying the uncertainty of a forecast by offering several scenarios of the future development of the weather. Ideally, we would think of the ensembles as samples from a probability distribution function reflecting the

Mathematical modelling of wind turbine in a wind energy conversion system: Power coefficient analysis
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Abstract The world is increasingly going green in its energy use. Wind power is a green renewable source of energy that can compete effectively with fossil fuel as a generator of power in the electricity market. For this effective competion, the production cost must be

Power maximization control of small wind system using permanent magnet synchronous generator
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Abstract-This article describes modeling and simulations to determine a method for the power performance evaluation of autonomous wind turbine system with this simple load scheme. The method applies to small systems equipped with a permanent magnet

Utilising the complementary characteristics of wind power and hydropower through coordinated hydro production scheduling using the EMPS model
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1. Abstract This paper investigates system benefits of incorporating wind power in hydro production scheduling using the EMPS model for the Nordic power system (Nordpool). It is shown that if wind energy production is incorporated in the hydro production scheduling

Optimal combination of different numerical weather models for improved wind power predictions
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Abstract--In this work first results of an ongoing development project on forecast combination jointly carried out by energy meteo systems, the German weather service DWD and the transmission system operator RWE are shown. The main idea is to combine different

Optimal combination of different numerical weather models for improved wind power predictions
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Abstract--In this work first results of an ongoing development project on forecast combination jointly carried out by energy meteo systems, the German weather service DWD and the transmission system operator RWE are shown. The main idea is to combine different

How do wind and solar power affect grid operations: The western wind and solar integration study
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Abstract:The Western Wind and Solar Integration Study is one of the largest regional wind and solar integration studies to date, examining the operational impact of up to 35% wind, photovoltaics, and concentrating solar power on the WestConnect grid in Arizona,

Estimating maximum global land surface wind power extractability and associated climatic consequences
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Abstract. The availability of wind power for renewable energy extraction is ultimately limited by how much kinetic energy is generated by natural processes within the Earth system and by fundamental limits of how much of the wind power can be extracted. Here we use these

Economic dispatch for power system included wind and solar thermal energy
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Abstract With the fast development of technologies of alternative energy, the electric power network can be composed of several renewable energy resources. The energy resources have various characteristics in terms of operational costs and reliability. In this study, the

The effect of large-scale wind power on a thermal system operation
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Abstract:The impacts of large-scale wind power to a thermal system have been simulated for the West Denmark power system. The West Denmark power system is characterised by large transmission capabilities to both the Nordic and Central Europe systems. The

High wind power penetration by the systematic use of smoothing effects within huge catchment areas shown in a European example
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ABSTRACT: Europe currently has by far the highest installed wind power capacity of all regions in the world. However, this is not due to Europe being the best possible place to build wind power, but rather to a favourable political climate. Owing to the rapidly

Assessing the uncertainty of wind power predictions with regard to specific weather situations
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The uncertainty of a short term wind power prediction is commonly given by statistical measures such as the root mean square error having the same value for every prediction. In order to provide a more detailed assessment of the current prediction uncertainty we

Wind farm power fluctuations, ancillary services, and system operating impact analysis activities in the United States
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ABSTRACT: With ever increasing penetration of wind capacity and growing interest in wind power by electric utilities and other power providers, questions about the impacts and costs associated with maintaining a stable grid is receiving lots of attention. These issues are

Wind power forecasting and electricity market operations
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Abstract In this paper we give a brief overview of wind power forecasting models and how they are used in power system and electricity market operations. We focus on the organized electricity markets in the United States, where several independent system operators (

Wind energy bumps into power grid's limits
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When the builders of the Maple Ridge Wind farm spent $320 million to put nearly 200 wind turbines in upstate New York, the idea was to get paid for producing electricity. But at times, regional electric lines have been so congested that Maple Ridge has been forced to shut

The value of wind power forecasting
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With increasing penetration of wind generation on interconnected power systems, system operators are faced with increased levels of variability and uncertainty. Given that the power output of wind plants is a function of wind speed, the level of wind generation on a power

Impact of wind power distributed generation on distribution systems
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Abstract: Recent advances in renewable energy power generation technologies, ie wind and photovoltaic (PV) technologies, have led to increased interest in the application of these generation devices as distributed generation (DG) units. This paper presents the results of

Analysis of wind power ramping behavior in ERCOT
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Texas leads the nation in terms of total wind generating capacity. Texas had more than 9,400 MW of wind power installed at the end of 2009. 1 The majority of Texas's wind power is located within the Electricity Reliability Council of Texas (ERCOT) system. The

Large-scale real-time simulation of wind power plants into Hydro-Québec power system
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for modeling and simulating wind power plants for power system studies. The electromagnetic transient model of a wind generator using a doubly-fed induction generator is presented. Modeling techniques for simulating large

Integration of offshore wind power into the western Danish power system
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Abstract: Western Denmark is characterised by significant incorporation of wind power. At present, grid-connected wind turbines cover more than 20% of the yearly power consumption. The offshore wind farm Horns Rev A with a rated power of 160 MW was put

Status of centralized wind power forecasting in North America
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Wind energy development has increased dramatically over the last decade. Nearly 10,000 megawatts (MW) of wind came on-line in the United States in 2009, bringing the total US installed wind capacity to over 35,000 MW (American Wind Energy Association, 2010).

Dynamic models for wind turbines and wind power plants
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Abstract Manufacturer-specific models of wind turbines are favored for use in wind power interconnection studies. While they are detailed and accurate, their usages are limited to the terms of the non-disclosure agreement, thus stifling model sharing. The primary objective

Analysis of wind power ancillary services characteristics with german 250-MW winddata
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Abstract Short-term power fluctuations from wind farms may affect interconnected grid operating costs and stability. With the increasing availability of wind power worldwide, power fluctuations have become a concern for some utilities. Under electric industry restructuring

The integration of large scale wind power generation into transmission networks usingpower electronics
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Abstract--Many large wind farms have been installed and more are planned. Quite often they are located a relatively long distance from the main load centers. When transmitting power from large wind farms over long distances HVDC offers many advantages compared with

A chronological reliability model to assess operating reserve allocation to wind powerplants
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As the use of wind power plants increases worldwide, it is important to understand the effect these power sources have on the operations of the grid. This paper focuses on the operating reserve impact of wind power plants. Many probabilistic methods have been applied to

wind power 2015



The Value of Improved Short-Term Wind Power Forecasting
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Executive Summary This report summarizes an assessment of improved short-term wind power forecasting in the California Independent System Operator (CAISO) market and provides a quantification of its potential value. Performed for the Lockheed Martin

Wind Power Curve Modeling Using Statistical Models: An Investigation of Atmospheric Input Variables at a Flat and Complex Terrain Wind Farm
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As the United States sets increasingly ambitious wind penetration goals, an ability to produce an accurate wind power forecast is becoming more and more critical. To be valuable, a forecasting tool should not only produce accurate point forecasts of power but

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

Remote monitoring with hierarchical network architectures for large-scale wind powerfarms
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Abstract–As wind power farm (WPF) installations continue to grow, monitoring and controlling large-scale WPFs presents new challenges. In this paper, a hierarchical network architecture is proposed in order to provide remote monitoring and control of large-scale

Quantifying operating reserves with wind power: towards probabilistic–dynamic approaches
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Abstract: In this study, the economic benefits of using a probabilistic-dynamic approach (PDA) in the quantification of operating reserves are investigated and compared with more traditional quantification rules in power systems with high penetration levels of wind power

The impact of uncertainty on wind power forecast on power system balancing: reserve sizing, allocation and activation
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Electricity generation from renewable energy sources (RES) has risen considerably over the last decade. The integration of such a massive amount of RES-based electricity generation in the power system leads to so-called integration or system costs, which are the result of

Ten Years of Boundary-Layer and Wind-Power Meteorology at Høvsøre, Denmark
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Operational since 2004, the National Centre for Wind Turbines at Høvsøre, Denmark has become a reference research site for wind-power meteorology. In this study, we review the site, its instrumentation, observations, and main research programs. The programs

System-friendly wind and solar power
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Page 5. Lion Hirth 5 Value factor: the relative price of windpowerWind in Germany Base price (€/MWh) Wind Revenue Journal Implicit value factor estimates Page 11. Does advanced wind power help mitigating the value drop Page 12. Objective: minimize total system costs

LCA of electricity systems with high wind power penetration
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Electricity systems are shifting from being based on fossil fuels towards renewable sources to enhance energy security and mitigate climate change. However, by introducing high shares of variable renewables-such as wind and solar-dispatchable power plants are

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

Market pull instruments and the development of wind power in Europe: a counterfactual analysis
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Abstract Renewable energy technologies are called to play a crucial role in the reduction of greenhouse gas emissions. Since most of these technologies are immature, public policies provide for two types of support: technology push and market pull. The latter aims at

ADVANCES IN WIND POWER TEChNOLOGy MEAN INCREDIBLE OPPORTUNITIES FOR CLEAN ENERGy ACROSS ALL REGIONS
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These advanced technologies can produce no-carbon electricity, to be sure. But they also create good-paying jobs, substantial water savings, significantly increased economic growth, and lower energy prices. Add to that: cleaner air and resulting savings in medical

Predictor-weighting strategies for probabilistic wind power forecasting with an analog ensemble
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Abstract Unlike deterministic forecasts, probabilistic predictions provide estimates of uncertainty, which is an additional value for decision-making. Previous studies have proposed the analog ensemble (AnEn), which is a technique to generate uncertainty

Future editions of IEC 61400-21 standards measurement and assessment of electrical capabilities wind turbines and wind power plants
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61400-1 Design requirements for wind turbines 61400-2 Safety for small wind turbines 61400-3 Design requirements for offshore wind turbines 61400-4 Wind turbine gearboxes 61400-5 Wind turbine rotor blades 61400-11 Acoustic noise measurement techniques

Hybrid Geothermal and Wind Power Generation System Using Geothermal Waste Water as a Heat Source
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ABSTRACT Increasing demand and cost for energy and declining fossil fuels in near future make researches and developments on renewable energies feasible. Utilization of renewable energy sources are limited by their availability and efficiency. There is absolute

Energy Generation and Utilization By Solar Power, Wind Power and Grid power
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Abstract:Today the world is progressing at very fast rate with use of conventional sources of energy. But using them creates environmental pollution and these sources are present in limited quantity. So now a days most of the countries are suffering from lack of energy

The impact of wind power on arbitrage revenue for electricity storage
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Abstract: Electrical energy storage provides a potential solution to the challenge of integrating large amounts of intermittent renewable energy into the electricity system. To make storage commercially viable its operators will have to aggregate multiple revenue

UPFC Location and Optimum Power Flow in Wind Power Generation Using Evolutionary Program Techniques
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Abstract Wind energy conversion systems convert the kinetic energy of the wind into electricity or other forms of energy. As one of the most viable sources of renewable energy, wind power is undergoing rapid expansion. In this paper presents solution of optimal

Inertial control of a DFIG-based wind power plant using the maximum rate of change of frequency and the frequency deviation
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Abstract–In order to let a wind generator (WG) support the frequency control of a power system, a conventional inertial control algorithm using the rate of change of frequency (ROCOF) and frequency deviation loops was suggested. The ROCOF loop is prevailing at


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