Analysis of the features of a upqc to improve power. Electric power quality, or simply power quality, involves voltage, frequency, and waveform. The modern grid incorporates diverse power sources including renewables and energy storage. International journal of smart grid and clean energy smart grid security. Our nations future global competitiveness demands faultfree operation of the multitude of digital devices that power our 21st century economy.
Ups systems do not provide any power quality improvement or conditioning at all. Hamed mohsenianrad communications and control in smart grid texas tech university 8 according to the u. The natural bet is the electric mobility, namely electric vehicles ev, and plugin hybrid electric vehicles phev. This way, in this paper is analyzed the potential impacts of the battery charging systems on. The proposed waveletbased unified power quality conditioner upqc used to in tegrate photovoltaic units into the power. Power quality refers to electricity that consistently meets the agreedupon specifications for optimal and efficient use in home electronics. Smart meters are advanced electric meters that provide both you and your utility with more information about the power delivered to your home. Pdf on apr 1, 2010, math bollen and others published power quality aspects of smart grids find, read. Smart grid research, reports and presentations nist. Good power quality can be defined as a steady supply voltage that stays within the prescribed range, steady a. Integrating renewable energy with the smart grid gm shafiullah1, amanullah m. In addition, information accumulated from bidirectional interactions on the grid enhances its design by improving reliability, flexibility and power quality. The smart grid includes several components that help utilities better deliver quality power to your home.
Energy storage should be a wellaccepted contributor to realization of smart grid benefits specifically enabling confident deployment of electric transportation and. Through several study cases from serbian distribution network, the need for integrated platform including power quality is elaborated. Overview of power quality analysis and control technology. An adequate power quality guarantees the necessary compatibility between all equipments.
Advanced power electronics will greatly improve the quality of power supply and flexibility of power flow control. Power quality improvement of smart microgrids using ems. Smart grid semiconductor solutions infineon technologies. Upqc for power quality improvement in dg integrated smart. The modern grid incorporates diverse power sources including renewables. In the next chapter, new smart grid functions addressing power quality aspects are presented. These features are effectively offered by the smart grid system. Article pcs100 avc how voltage conditioning improves. Eaton s power conditioners provide exceptional system reliability through ultimate power protection against sags, surges, swells, spikes and electrical noise. The components of the smart grid include renewable sources. This book highlights the new emerging challenges of power quality due. Alalia, rami aldalkya, mamoun almardinia, wassim elhajjb a. Using smart meters data for energy management operations and power quality monitoring in a microgrid emilio j. Harmonics and the smart grid smart grid supports cogeneration, automatic monitoring, diagnosing and repair functions the installation of advanced metering infrastructure ami is the bridge to the construction of smart.
Power quality aspects of smart grids international conference on. The accelerating development of electrification, decentralization and digitalization is decarbonizing. A study of the power quality constrained optimization of smart. Upqc unified power quality conditioner, active conditioners, power quality, smart grids, pq theory 1 introduction the effective research in the area of semiconductor technologies in recent decades allowed the refinement and development of faster power. Power quality smart grid markets youll find our products and components in a wide array of applications and industries across the globe, on land, on water, and in the air.
Power quality improvement in wind smart grid energy system with custom device mrs. Pdf power quality aspects of smart grids researchgate. Power quality control in smart distribution grids using. The report examines emc issues for smart grid equipment on both the electric power system delivery and the power customer sides of the smart grid meter and summarizes recommendations for emc standards. A waveletbased unified power quality conditioner to.
Finally, conclusions are brought regarding the change in power quality. Lower order harmonics are eliminated by proper selection of. Using smart meters data for energy management operations. A presentation on power quality conditioners submitted by. Upqc for power quality improvement in dg integrated smart grid.
Finally, the coordinated control of harmonics and unbalances in micro grids is. Dugan and mark mcgranaghan 50 tools for success distribution system planning in the smart grid era julio romero aguero 62 in my view benefits of the smart grid. Smart grid system report 2010 smart grid system report. How does the smart grid help improve power quality. Palaciosgarcia1, enrique rodriguezdiaz 2, amjad anvarimoghaddam2, mehdi. Power quality is necessary for electrical systems to operate in their intended manner without any deterioration of performance. Unified power quality conditioner for improving power. System facts devices like unified power quality conditioners upqc are usually.
Providing power quality pq for the digital economy is one of those characteristics. Overview of power quality analysis and control technology for the. The term smart grid refers to a way of intelligently operating the power. Unified power quality conditioner for improving power quality using ten switch inverter 1 s. Power quality problems harmonics, resonances, flickers, etc. Power conditioners that contribute to smartgrid eeweb. The major highlights of utilizing smart grids are the capacity to selfheal from power quality pq issues, efficient energy management, incorporation of automation based on ict and smart metering. The introduction of variable renewables, responsive loads, storage and localized control into todays electrical grid requires conversion of electric power from one form to another ac tofrom dc andor conversion between different voltage levels, and requires conditioning the power quality. Pcs100 avc how voltage conditioning improves productivity and lowers costs. Part of a longterm economic strategy bruce hamilton.
The proposed adaptive controller manages the pv output power to regulate the dclink voltage of the proposed upqc. Smart grid power quality improvement using modified upqc ieee. Smart grid technologies utilize electrical metering and monitoring equipment. Grid energy storage refers to the methods used to store electricity on a. Power quality conditioner upqc in gridconnected micro grids is introduced in order to reduce. Smart grid, power quality, power system, harmonics, voltage quality, electromagnetic compatibility. Learn more at this feature is not available right now. Transformation of the power sector grid evolution traditionally, grids have been powered by centralized fossil fuel power plants. Power conditioning systems for renewables, storage, and. Solarpower generators use power conditioners see block diagram in figure 1 to convert the dc power they produce to the ac power distributed to businesses and consumers via the grid. Please, submit a pdf version of the abstract including a cover letter with. Overview of power quality analysis and control technology for the smart grid an luo1, qianming xu1, fujun ma1, yandong chen1 abstract with the wide application of nonlinear loads and the largescale access of distributed energy generations based on power electronics equipments, power quality. Grid energy storage in smart grid in the traditional power grid, electricity must be produced and consumed simultaneously. Overview of power quality analysis and control technology for the smart grid an luo1, qianming xu1, fujun ma1, yandong chen1 abstract with the wide application of nonlinear loads and the largescale access of distributed energy generations.
Velumani 1 pg scholar, 2assistant professor, 3 pg scholar 1 department of. The 2010 smart grid system report sgsr to congress explores the current status of smart grid development, its future prospects, and the technical and financial obstacles to progress. Smart grid topic 2 smart grid department of electrical. In the modern smart grid, the diversity of loads and the demands for highly efficient consumption, as well as the use of renewable energy solar. Smart sensing and measurement will serve as the basis for communications, computing, control, and intelligence in the grid. In north america, home appliances and electronics are designed to operate within a range of 106 volts to 127 volts of alternating current ac. Power quality conditioners dvrs, coordinated tap changers. The future electricity grid requires smart features like flexible, accessible, reliable, and quality power supply. Pdf impact of electric vehicles on power quality in a. Power quality improvement in grid connected free download as powerpoint presentation. Power quality conditioners a power conditioner also known as a line conditioner or power line conditioner is a device intended to improve the quality of power that is. These tools allow for twoway communication between utility companies and customers and enable data transference. Power quality is one of the important aspects responsible for smart grids reliability and should not be neglected. Power quality requirements for the smart grid design.
Smart grid power quality improvement using modified upqc. The smart grid is defined by its seven principal characteristics. Buzzwords such smart grid and distributed generation are ever present in the media. Special issue on power quality in smart grids ieee pes. Threats, vulnerabilities and solutions fadi aloula, a. Quality of power supply has become an important issue with the increasing demand of distributed generation dg systems either connected to the grid through some power electronics gridtie inverters or to work in isolated microgrid mode towards the development of a smart grid network. Imre gyuk oe, mark johnson arpae, john vetrano office of.