For places with hot and dry climate where wind is an add on with suns heat to make the plant more efficient, small wind turbines are added into the designas shown in fig. Wind energy is the kinetic energy of air in motion, also called wind. Nptel provides elearning through online web and video courses in engineering, science and humanities streams. My name is nielserik clausen and i will talk about the need for wind energy. Nptel, online courses and certification, learn for free. The united states installed over 5,200 mw in 2007 and experts are forecasting for as. The amount of potential energy depends mainly on wind speed, but is also affected slightly by the density of the air, which is determined by the air temperature, barometric pressure and altitude. This course gives an overview of key aspects in wind energy engineering. The time taken to set up wind power project is very short compare to set up a conventional thermal power plant using coal or nuclear energy. Introduction to wind energy basic and advanced introduction to wind energy with emphasis on water pumping windmills by.
This energy could be used in mechanical form or turn generator turbines and provide electricity. In ancient times, wind was used to move the sails of the ships. Like all sources of energy exploited to date, wind energy projects have effects that may be regarded as negative. Energy resources and technology dvd media storage type. The total amount of economically extractable power available from the wind is considerably more than present human. Gg 140 lecture 34 renewable energy open yale courses.
These wind turbines provided electricity to farms beyond the. The rising concerns over global warming, environmental pollution, and energy security have increased interest in developing renewable and environmentally friendly energy sources such as wind, solar, hydropower, geothermal, hydrogen. Learn wind energy from technical university of denmark dtu. Fossil fuelfired power plants emission of particles, nitrogen. These turbines ideally need to be located in areas where there is strong wind and low atmospheric turbulence. Wind energy is one of non conventional energy source. Introduction to wind power north carolina wind energy. International journal of renewable energy research ijrer.
In the world of wind power, there exist various way to convert wind energy into electricity. Mohammed, eel5285 lecture notes, spring 20 energy systems research laboratory, fiu growth in us wind power capacity source. Regional wind resources naturally, wind energy developers are very interested in the energy that can be extracted from the wind, and how this varies by location. In this chapter, we will see how wind energy is used to generate electricity. Banerjee,department of electrical engineering, iit kharagpur. Wind ener gy is a source of renewable power which comes from air current flowing across the earths surface. Lecture series on energy resources and technology by prof.
References 3, 21, 26 give a broad overview of existing horizontal axis wind energy conversion systems. The technologies looked at will include, solar energy, wind. Some of the winds energy is transferred to the object, in this case the windmill, causing it to move. Just like in the hydropower systems, wind energy is harnessed through conversion of the wind kinetic energy to mechanical energy. Wind energy ppt free download as powerpoint presentation. These include wind energy, solar energy, biomass energy and geothermal energy. Wind is ubiquitous, and in order to make the choice of potential project sites an. The book begins by outlining the history of wind energy, before providing reasons to shift from fossil fuels to renewable energy. Technologies for clean and renewable energy production video. Introduction to wind energy annotated instructors guide module 5810111 module overview this module introduces students to wind energy and the rapidly expanding world of windgenerated power. The need for wind energy introduction to wind energy. Wind turbines harvest this kinetic energy and convert it into usable power which can provide electricity for home, farm, school or business applications on small residential, medium community, or large utility scales.
The average levelized price of wind power purchase agreements signed in 20 was approximately 2. National programme on technology enhanced learning nptel is an mhrd project which was initiated in 2003 to provide quality education for all those who have the interest to learn. The technologies looked at will include, solar energy, wind, batteries, fuel cells. Wind turbines today are up to the task of producing serious amounts of electricity. Aug 11, 20 wind energy is the kinetic energy of air in motion, also called wind. Only recently has wind output needed to be considered as a specific uncertainty to be addressed by means of additional balancing mechanisms. Getting started introduction to the learning environment, to the teachers and to your fellow learners week 1. The technologies looked at will include, solar energy, wind, batteries, fuel cells, and geothermal conversion. Wind turbine technology a brief history of wind turbines for electricity production and an overview of the configurations and components of modern wind turbines. Some of that growth was fueled by state and federal tax incentives schleede 2003, as well as by state renewable portfolio standards and targets. Wind energy is one of the fastestgrowing electrical energy sources in the united states. Overview history of wind powerhistory of wind power wind physics basics wind power fundamentals technology.
Wind nergy enefits national renewable energy laboratory. It covers the basic principles of capturing wind energy as well. They had two or three thin blades which rotated at high speeds to drive electrical generators. For example, a 1 per cent increase in the wind speed might be expected to yield a 2 per cent increase in energy production. Small changes in wind speed produce greater changes in the commercial value of a wind farm. The lecture series wind energy covers the essentials in aerodynamics, drivetrain technology and energy economics relevant in wind energy. Around the world, wind turbines of all sizes have become a familiar sight. Power electronics in wind turbine systems request pdf. Chapter 1 fundamentals of wind energy wei tong kollmoren g corporation, ginia, vir usa. And to mention the most important issues when youre planning a landbased wind farm or when youre planning an offshore wind farm. Wind is the worlds fastest growing energy source today the global wind power capacity increases at least 40% every.
These potential or realized adverse effects have been described not only in the midatlantic highlands mah schleede 2003 but also in other parts of the country, such as california cbd 2004 and massachusetts almost any issue of the cape cod times, where the proposed and. It is intended to help the young scientific professionals to keep their knowledge upgraded with the current thoughts and newer technology options along with their advances in the field of the utilization of different types of energy resources for cleaner energy. The journal aims to reach all those with an interest in this field from academic research, industrial development through to applications, including individual wind turbines and. Learn for free, pay a small fee for exam and get a certificate. For example, the european union targets to meet 25 per cent of their demand from renewable by 2012. Total wind energy flowing through an imaginary area a during the time t is. Download wind energy seminar reports, abstract, pdf, ppt.
The world energy council has estimated that wind energy capacity worldwide may total as much as 474,000 mw by the year 2020, and the federal wind powering america initiative aims to have more than 10,000 mw of wind capacity in the u. Please find the following attachmentswind energy seminar reportpdfppt. Pdf an introduction to the renewable energy resources. Issues will arise but evidence suggests that, at penetration levels for wind energy of up to around 20% of electricity demand, the established grid system mechanisms should be. Box 853800 ab amersfoort the netherlands 4 telephone 033 689111. The most important models and technologies as well as challenges in the development and efficient operation of wind power plants are presented. Dtu is one of the few universities in the world to offer a complete twoyear master programme in wind energy. Saving water with wind energy water security is a major policy challenge. How tall is a modern wind turbine and how can it possibly generate power from the wind. Scribd is the worlds largest social reading and publishing site. Any prospective user, regardless of his background, will feel large gaps in his knowledge, areas where he does not even know. Wind energy systems draw on a wide range of disciplines. Wind energy offers a major forum for the reporting of advances in this rapidly developing technology with the goal of realising the worldwide potential to harness clean energy from landbased and offshore wind.
Wind turbine technology a brief history of wind turbines for electricity production and an overview of the configurations and components of modern wind turbines week 2. Banerjee, department of electrical engineering, iit kharagpur. Department of electrical engineering, veer surendra sai university of technology burla 1. The paper deals with the technical details involved in the generation of power through wind technology.
Alex kalmikov and katherine dykes with contributions from. Nptel provides elearning through online web and video courses various streams. Technologies for clean and renewable energy production. The need for wind energy introduction to wind energy coursera. In recent years, the growth of capacity to generate electricity from wind energy has been extremely rapid, increasing from 1,848 megawatts mw in 1998 to 11,603 mw in the united states by the end of 2006 awea 2006a figures 11, 12. Focusing on a costeffective option for the generation of electricity, wind energy. Nptel video lectures, iit video lectures online, nptel youtube lectures.
Energy from wind is acquired through the use of large wind turbines. Wind energyppt free download as powerpoint presentation. Wind power systems florida international university. A turbine converts the kinetic energy of the wind to useful mechanical energy. The need for wind energy in the energy system is to replace fossil fuel based electricity generation. The mission of nptel is to enhance the quality of engineering education in the country by providing free online courseware. Some energy sources have non energy uses, for example coal or natural gas can be used as a feedstock in fertilizer plants. Jan 29, 2018 non conventional source of energy wind energy m c q for naib tehsildar exam by home academy duration. When wind strikes an object, it exerts a force in an attempt to move it out of the way. Increasing water demand, water pollution and water stress will worsen water security in many regions worldwide. Wind power is one of the most ecofriendly means to generate electricity.
Please find the following attachments wind energy seminar report pdf ppt. Download wind energy seminar reports, ppt, pdf, wind energy seminar topics, abstracts, full documentation, source code. Free download engineering ebooks pdf ppt lecture notes. It discusses the factors responsible for generation of wind power and the. Electrical engineering nonconventional energy systems nptel. Windrose horizontalaxis waterpumping windmills found throughout rural america torrey, volta 1976 windcatchers. After this lecture, you will be able to explain the global need for wind energy. Energy resources and technology nptel online videos. Application of wind energy annajah national university. Wind energy contributes to the power supply diversification, wind energy projects can develop local resources in terms of labour, capital and materials, wind projects reinforce the cooperation with different donors including germany, enhacing local capacities and technological knowhow. Renewable energy and the environment covers all facets of wind energy and wind turbines. The international journal of renewable energy research ijrer is not a for profit organisation. Wind energy is cost competitive with other fuel sources. Wind climate and energy yield the mechanisms that create wind, the variation of wind.
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