This page presents the lecture videos and associated slides from the fall 2011 version of the class. Jun 08, 2011 both mechanical engineering and electrical engineering are useful, and especially if you specialize in the right areas. Apply to materials engineer, mechanical engineer, senior process engineer and more. Apply to mechanical engineer, mechanical designer, engineer and more. Solar energy can provide an abundant source of renewable energy electrical and thermal. Summary, lecture notes, read from the site or after downloading pdf, 5271 kb. Researchers are putting tremendous effort to minimize the inadequacies of current solar panels.
Solar pv systems standalone and grid connected, solar pv applications. Recent highlights in research and development include a grid connected mw scale solar thermal power plant and test facility. Solar engineering is a mix of basicintermediate mechanical engineering, electrical engineering, physics and structural engineering. The organisation of this book is roughly linked to the three lectures on photovoltaics pv, that are given at the faculty for. The selection and engineering of materials that have been used in the. Waste to energy conversion from indian institute of technology roorkee. The term solar cell is reserved for devices designed specifically to capture energy from sunlight while the term photovoltaic cell is used when the light source is unspecified. The organisation of this book is roughly linked to the three lectures on photovoltaics pv, that are given at the faculty for electrical engineering, mathematics and com. Many people are interested in utilizing this solar energy in real life also. It is a form of photoelectric cell, defined as a device whose electrical characteristics, such as current, voltage, or resistance, vary when exposed. This solar energy is mainly useful in solar street lights, auto solar irrigation systems, traffic junction signal lighting, etc. Lecture 1 energy and dependence on external sources and sun, physical descriptions and reactions. Mechanical engineering online courses with video lectures. Click on any video lecture link to view and download that video.
Kit course on fundamentals and characterization of solar cells. As a renewable and sustainable energy source, solar stocks are unlimited and a vital industry for humanitys. As a result, engineering students are showing a lot of interest in doing projects on solar energy. Performance metrics such as efficiency, shortcircuit current, fill factor, and open. Since 20, through an online portal, 4, 8, or 12week. Download pdf of nptel material offline reading, offline notes, free download in app, engineering class handwritten notes, exam notes, previous year questions, pdf free download. A solar cell is an electronic device which directly converts sunlight into electricity. Lecture notes fundamentals of photovoltaics mechanical. I am a mechanical engineer and i work in solar energy.
Solar cells are used on spaceships like the international space station pictured below, but are also used on earth in places that get lots of sunlight throughout the year. Gate preparation, nptel video lecture dvd, electronicsandcommunicationengineering, electronicdevices, solarcell, pn junction diode, pn junction, diode, current equations, diffusion current, drift current, bias characteristics, forward bias, reverse bias, switching characteristics. In this course we will discuss about various photovoltaics technologies, different generation of solar cells, device fabrication and characterization techniques and applications in industries. Solar energy is to be a major primary energy source. Rohsenow heat and mass transfer laboratory, mit images removed due to restrictions. This encompasses everything from how materials behave at the atomic level to the modelling and construction of utility scale power generation facilities. For mechanical engineering, i listed some of those areas of specialization in my blog post. Sustainable energy science and engineering center the solar cell is the basic building block of solar photovoltaics. Types of photovoltaic engineering school of photovoltaic. As such, any specialist in one of these domains can quickly. A solar cell, or photovoltaic cell, is an electrical device that converts the energy of light directly into electricity by the photovoltaic effect, which is a physical and chemical phenomenon.
Mechanical engineering solar energy technology nptel. Primary energy sources are costly converted in industrial utilities into. The solar cell traps all the electrons released by the silicon and pushes them in one direction, which creates an electric current. The most important scientific and technical challenges.
The main goal of nptel phase ii 200914 was to build on the engineering and core science courses launched previously in nptel phase i. Chapters 68cover the designs of systems constructed from individual cellsincludingpossible constructions for putting cells together and the equipment needed for a practioal producer of electrical energy. For detailed evaluation of the panels suitable analysis methods as iv. Nptel mechanical engineering solar energy technology. Evaluation of the apparent sunrise and sunset angles. Today, solar panel prices have reached an alltime low of approximately panels as demand increases with new technologies such as plugin electric powered metals. Whether you are looking for general insight in this green technology or your ambition is to pursue a career in solar, introduction to solar cells is an excellent starting point.
The term solar cell is reserved for devices designed specifically to capture energy from sunlight while the term photovoltaic cell is. Pdf the progress of solar photovoltaic cells over the years is. Solar energy by s p sukhatme pdf download strongwindez. The hightech solar panels are only 50% of the cost. The course is a tour through the fundamental disciplines including solar cell history, why we need solar energy, how solar cells produce power, and how they work. Mits department of mechanical engineering meche offers a worldclass education that combines thorough analysis with handson discovery. Currently, solar energy is recognized as one of the most promising options to address the issue 1,2.
Electronic devices solar cell exam study material for gate ece. Mechanical characterization of bituminous materials from nptel. Introduction to solar cells horizon energy curriculum. Bypass diodes which in electronics we know as freewheeling diodes, are wired in parallel with individual solar cells or panels, to provide a current path around them in the event that a cell or panel becomes faulty or opencircuited.
One of the original six courses offered when mit was founded in 1865, meches faculty and students conduct research that pushes boundaries and provides creative solutions for the worlds problems. Principles, technologies and materials from indian. Solar energy projects ideas list for 3 and 4 year engineering. Energy resources and technology nptel online videos. Thereis also a chapter on advanced types of silicon cells. Various photovoltaic pv solar cell technologies are currently being developed in three. When charged by the sun, this basic unit generates a dc photovoltage of 0. Sep 01, 2011 this introduction to solar cells covers the basics of pn junctions, optical absorption, and iv characteristics. It studies the manufacture and use of solar cells, which capture and convert light from the sun to create electricity that can power virtually anything electrical.
For lectures 2 through 12, before each class period, students were assigned to watch the corresponding 2011 video lecture below. Our online video tutorials are going to explore and explain the different concepts that are a part of mechanical sciences. Liquid phase epitaxy the most common of the epitaxy methods is the liquid phase epitaxy, if the target is a fast and costefficient development and production of a less complex hetero. The large size of renewable energy systems drives materials cost, manufacturing labor, inventory overhead. Light shining on the solar cell produces both a current and a voltage to generate electric power.
Hence, the daily quantity of thermal energy obtained using collectors will be. It is a form of photoelectric cell, defined as a device whose electrical characteristics, such as current, voltage, or resistance, vary when exposed to light individual solar cell devices can be. The i max value of a single photovoltaic solar cell depends upon the size or surface area of the cell especially the pnjunction, the amount of direct sunlight hitting the cell, its efficiency of converting this solar power into a current and of course the type of semiconductor material that the cell is manufactured from either silicon. The readeris told why pv cells work, and how theyare made. Types of photovoltaic engineering photovoltaic engineering is the unique discipline devoted to turning sunlight directly into electricity by using solar cells. Pdf materials research and opportunities in solar photovoltaic. The fundamentals of energy lecture 2 quality of energy. Test procedures concerning the mechanical stability of solar panels were carried out according to industry standards and beyond. Selective surfaces, solar water heating system, solar cookers, solar driers, solar still, solar furnaces, solar greenhouse. Solar energy powered air conditioner but, you would rather detest the idea because of the staggering electricity bills you would get once you start using the ac. Department of energy science and engineering iit bombay. Buffer layer used in czts solar cell achievementsawards.
Energy available from the sun, spectral distribution, solar. Cd6 self learning such as use of nptel materials and internets. Mechanical engineers should be renewable engineers. This allows a series called a string of connected cells or panels to continue supplying power at a reduced voltage rather than no power at all. It encompasses a wide variety of topics ranging from solar energy to micro fluids, fluid mechanics, rotor dynamics and more. Solar energy is one of the most promising sources of energy to meet the increasing. Sundar manoharan,department of chemistry and biochemistry,iit kanpur. We also investigate solar cells and solar arrays, the efficiency of photovoltaics and materials used in the process of photovoltaics. Dyesensitized solar cells a solar cell is a device that converts the energy of sunlight directly into electricity by the photovoltaic effect. Solar photovoltaics fundamentals, technology and applications. Renewable energy has gone mainstream, accounting for the majority of capacity additions in power generation today fab, 2012. Nptel ncer assignment 12 answers old question papers.
The 2011 videos were used to flip the classroom for this fall 20 version of the course. Common limitations of efficiency, shortcircuit current, fill factor, opencircuit voltage. I joined the class central engineering team in april 2019, and part of my job is to make. Potentialstep amplified thermalelectrical energy converter. Department of mechanical engineering birla institute of technology, mesra, ranchi 835215 india. We also compare operation and e ciencies of devices in section 10. Solar energy, with a focus on photovoltaics, which is the technology that allows to convert energy transported in light directly into electrical energy. Satyamurty from iit kharagpur made available by nptel elearning initiative. As a renewable and sustainable energy source, solar stocks are unlimited and a vital industry for humanitys future. Meches have the same potential to reduce the cost of solar installations as the wellfunded photovoltaic cell researchers receiving billions of dollars in government and vc funding. Simply put, photovoltaic engineering uses solar radiation to create electricity. Chapter 17 solar energy pennsylvania state university. This introduction to solar cells covers the basics of pn junctions, optical absorption, and iv characteristics.
Mechanical engineer seeks to make solar cells competitive. For lectures 2 through 12, before each class period, students were assigned. Lecture series on energy resources and technology by prof. Solar photovoltaic, solar cell fundamentals, characteristics, classification, construction of module, panel and array. Nptel provides elearning through online web and video courses various streams. As you develop your course plan, make sure to get a good background in thermal engineering, control theory, and materials. Efforts are continuously on to make solar panels more efficient so that in future sunlight can be used as an alternative to fossil fuels. Apr 19, 2019 the main goal of nptel phase ii 200914 was to build on the engineering and core science courses launched previously in nptel phase i.
Jul 31, 2018 dyesensitized solar cells a solar cell is a device that converts the energy of sunlight directly into electricity by the photovoltaic effect. And it would be a miracle if you could use an ac without paying those hefty electricity bills. May 26, 2019 the main goal of nptel phase ii 200914 was to build on the engineering and core science courses launched previously in nptel phase i. Energy and dependence on external sources and sun, physical descriptions. Jan, 2015 one day in the 1990s, as he was riding home from high school in sao paulo, tonio buonassisi looked out the bus window at the brazilian citys long lines of traffic, and its smoggy haze. Estimation of dailymonthly average daily tilt factor under terrestrial conditions. I have arrived at developing the new high efficiency semiconductor based solar cell via high efficiency heterostructure light emitting devices. Banerjee,department of electrical engineering, iit kharagpur. Jul 29, 2019 solar energy is to be a major primary energy source.
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