Solar cells are a form of photoelectric cell, defined as a device whose electrical characteristics – such as current, voltage, or resistance– vary when exposed to light. Introduction Even before the industrial revolutions human life quality is greatly affected by the availability of energy. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. You can change your ad preferences anytime. mesoporous dye-sensitized solar cells." a power point presentation for solar cell technology Light shining on the solar cell produces both a current and a voltage to generate electric power. We give the upper limit to the solar cell e ciency. Using this equation, a solar cell can be modelled using an equivalent circuit diagram, which is shown below: Figure 7: The equivalent circuit of a solar cell, the symbols correspond to the symbols in the modified Shockley diode … For good solar cell, this must be small. Solar cells are often electrically connected and encapsulated as a module. Second-generation cells are based on thin films of materials such as amorphous silicon, nanocrystalline silicon, cadmium telluride, or copper indium selenide. At first glance, the physics of solar cells might appear to be a closed chapter for the most part; a finished work we can just hand over to the engineers to play with. Labels: Solar Cell. If you continue browsing the site, you agree to the use of cookies on this website. 16 Thin-film solar cells can be manufactured at lower cost in large production quantities; hence their market share will likely increase in the future. Features of Perovskite Solar Cells: The metal halide perovskite solar cell’s performance has made a fast enhancement in the efficiency of energy conversion from 4% efficiency in 2010 to 22% efficiency in 2016. No comments: Post a Comment. New York, NY: Wiley, 1981. Solar Cells Author: Katja Vozel Advisor: izred. • One of these bands is called the band gap(Eg) and the absorption of light in Si is a strong function of Eg. Subscribe to: Post Comments (Atom) Faviourate Sites. pv din2. Class 12 Physics Semiconductor Electronics: Solar cell: Solar cell. Since the first publication of all-solid perovskite solar cells (PSCs) in 2012, this technology has become probably the hottest topic in photovoltaics. 4. Solar constant (S): the solar radiation per second per m^2 at the top of the Earth's atmosphere (= 1400 W m^-2). In recent years, the efficiency of crystalline silicon solar cells in mass production has increased annually by about 0.5–0.6% abs per year. Photovoltaic Cell An. The one-diode equivalent circuit of a solar cell is shown in Fig. Lecture 19: Solar cells Contents 1 Introduction 1 2 Solar spectrum 2 3 Solar cell working principle 3 4 Solar cell I-V characteristics 7 5 Solar cell materials and e ciency 10 1 Introduction Solar cells and photodetectors are devices that convert an optical input into current. See our Privacy Policy and User Agreement for details. Academia.edu no longer supports Internet Explorer. A solar cell (also known as a photovoltaic cell or PV cell) is defined as an electrical device that converts light energy into electrical energy through the photovoltaic effect. Learn new and interesting things. Sze, Physics of Semiconductor Devices, 2nd Ed., p.795 –WARREN M. ROHSENOW HEAT AND MASS TRANSFER LABORATORY, MIT Images removed due to copyright restrictions. Solar Cells by Martin A. Physics of Solar Cells Semiconductor material can be p-type (hole carriers) or n-type (electron carriers) n-type P-tYPe N-type has impurities with an extra electron (phosphorus) P-type has impurities with one fewer electron (boron) Put them together: p-n junction A solar cell is a very large p-n junction (or diode) 6. Direct Energy Conversion by Stanley W. Angrist, Allyn and Beacon, 1982. View Physics Of Solar Cell PPTs online, safely and virus-free! How To Build A Basic Portable Solar Power System: In this video a basic portbale solar power system is shown which can be used for camping,boats,motor-homes etc. Solar cells are also usually connected in series in modules, creating an additive voltage. prof. dr. Denis Ar con Ljubljana, May 2011 Abstract This seminar is a short overview of current photovoltaics. Working of solar cell. Proof of this is the number of published papers and the citations that they are receiving—greater than 3,200 and 110,000, respectively— in just the last year (2017). See our User Agreement and Privacy Policy. International Islamic University Islamabad, No public clipboards found for this slide. Solar Cell 4 1 3 5 2 1. The Physics of the Solar Cell Jeffery L. Gray Purdue University, West Lafayette, Indiana, USA 3.1 INTRODUCTION Semiconductor solar cells are fundamentally quite simple devices. A solar cell is basically a p-n junction diode. Principle–These photo voltaic devices convert the optical radiation into electricity. Omar Ahmed Syed This Free Solar Panels PowerPoint Template is a subject specific template design and the presentation will become wonderful when used in the background. The physics of Solar Cells by Jenny Nelson, Imperial College Press, 2003. Solar Bug: This project utilises a super capcitor and a solar cell for the bug; Solar Roller: This solar roller is a fun project which stores the power and discharges it with a movement. Now customize the name of a clipboard to store your clips. solar cell_ppt.ppt. You can download the paper by clicking the button above. A solar cell is an electronic device which directly converts sunlight into electricity. Evolution of Multi Junction Technology . It is measured by measuring voltage across the terminals of the cell when no load is connected to the cell. A solar cell is an example of a photovoltaic device, i.e, a device that generates voltage when exposed to light. Solar Cell Report. V Definition. Dr. Ayşe Dulda. Many different solar cell technologies are being developed, for various applications (rooftops, solar power plants, satellites, backpacks or clothing, etc.). Front contact 2. Solar PV Course. Sheila Bailey, Ryne Raffaelle, in Practical Handbook of Photovoltaics (Second Edition), 2012. Download. solar cell_ppt.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Basic Physics of Solar Cells • Silicon (Si) is from group 4 of the period table. 216-218-pmr-oct09. PPT | High-resolution; Figure 3. Solar Photovoltaic Physics. Comprehensive collection of PowerPoint Presentations (PPT) for Physics. Get ideas for your own presentations. The efficiency of photovoltaic energy conversion is a decisive factor for low-cost electricity from renewable energies. Posted by Unknown at 11:30 AM. Slides Preview. Enter the email address you signed up with and we'll email you a reset link. 3 SoalrPhotovoltaics Ppt. Light shining on the solar cell produces both a current and a voltage to generate electric power. 1. The template design is user-friendly and customizable. To learn more, view our, Multifunctional graphene and carbon nanotube films for planar heterojunction solar cells, Indium Tin Oxide-Free Polymer Solar Cells: Toward Commercial Reality, Clean-Electricity-from-Photovoltaics-2nd-Edition-.pdf. Newer Post Older Post Home. By: We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Tip: Although the intensity of the Sun's radiation at the position of the Earth is approximately 1400 W m^-2, the average power received per unit are on the Earth is 350 W m^-2. The Journal of Physical Chemistry B, 108, 8106, 2004. Physics, Class:XII Chapter: Semiconductor Topic: Solar cell Classroom lecture by Pradeep Kshetrapal. Due to the feature of a high absorption coefficient, it needs the thickness of 500nm to absorb solar energy. Solar Cell PPT. Silicon Solar Cells by Martin A. By using our site, you agree to our collection of information through the use of cookies. In order to maintain this development speed, new technologies must be developed and transferred to industrial production. 5 in Chapter 14, "Solar Cells." Application of p-n junctions within solar cells is discussed. Get Your Personal/Business Website; Notes, Repots and PPTs; Technology Basket; Project Reports; Blog Archive 2018 (1) March (1) Mar 30 (1) 2017 (1) August (1) … Photovoltaic Solar Cell PPT and PDF Report. However, they indicate lower efficiencies than wafer-based silicon solar cells, which means that more exposure surface and material for the installation is required for a similar performance. Download now. These modules often have a sheet of glass on the front (sun up) side, allowing light to pass while protecting the semiconductor wafers from climate conditions. This is in contrast to an air mass 1.5 as reduced by 1.5 times the spectral absorbance of the earth's atmosphere, which is the standard condition for testing terrestrial solar cells. Clipping is a handy way to collect important slides you want to go back to later. Individual solar cells can be combined to form modules common… Solar Cells First-generation cells are based on expensive silicon wafers and make up 85% of the current commercial market. Search inside document . Basic Physics of Solar Cells • Si is covalently bonded: It shares electrons. Solar cell, also called photovoltaic cell, any device that directly converts the energy of light into electrical energy through the photovoltaic effect.The overwhelming majority of solar cells are fabricated from silicon—with increasing efficiency and lowering cost as the materials range from amorphous (noncrystalline) to polycrystalline to crystalline (single crystal) silicon forms. Share yours for free! Semiconductors have the capacity to absorb light and to deliver a portion of the energy of the absorbed photons to carriers of electrical current – electrons and holes. R s R= R series. Download. 1/7/2017 4 Types of solar cell •Amorphous Silicon solar cell (a- Si) •Concentrated PV cell (CVP and HCVP) •Crystalline silicon solar cell (c- Si) 1/7/2017 5 Structure of solar cell A solar cell is an electronic device which directly converts sunlight into electricity. You are on page 1 of 17. To browse Academia.edu and the wider internet faster and more securely, please take a few seconds to upgrade your browser. If you continue browsing the site, you agree to the use of cookies on this website. Sze, Simon M. Physics of Semiconductor Devices. It is compatible with latest versions of PowerPoint software and a little knowledge of PowerPoint is needed to edit it. Green, The University of New South Wales, 1995. Language : English mixed with Hindi. Advertisement. IV Characteristics of Solar Cell From S.M. Sorry, preview is currently unavailable. GANDHARAV KATYAL SOLAR CELL MANUFACTURING PPT. Jump to Page . Many are downloadable. Circuit. When many Si atoms are in close proximity, the energy states form bands of forbidden energy states. Dye Sensitized Solar Cells - Working Principles, Challenges and Opportunities Khalil Ebrahim Jasim Department of Physics, University of Bahrain Kingdom of Bahrain 1. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. When solar light falls on a p-n junction, it generates emf ; As the solar radiation is incident at the junction, the junction area is kept much larger for more power generation; A p Si layer of about 300 * 10-6 m is taken. In this video we will learn solar cell.Also we will see how this solar cells are made. To: The solar cell … It offers the most updated and self-explanatory reference to all levels of students and acts as a quick reference to the experts from the fields of chemistry, material science, physics, chemical engineering, electrical engineering, solar energy, etc.. All presentations are compiled by our Tutors and Institutes. The three generations of solar cells. Looks like you’ve clipped this slide to already. Academia.edu uses cookies to personalize content, tailor ads and improve the user experience. Training PPT. 2nd ed. Assıst .Prof. Please see Fig. Green, The University of New South Wales, 1998. CdTe Solar Cell withSolar Cell with CdS window layerwindow layer Metal Back Contact: Cathode P-type CdTe Absorber layer 3~8 um Transparent Conducting Oxide Window Layer N-type CdS 0.1 um 0.05 um Front Contact: Anode Glass Superstrate ~1000 um Incident Light 22 CdS: tends to be n-type, large bandgap(2.42eV) Cadmium Telluride Solar CellsCadmium Telluride Solar Cells glass • Direct bandgap, … Space solar cells are designed and tested under an air mass zero (AMO) spectrum. Market share will likely increase in the future of 500nm to absorb solar energy browse Academia.edu and the internet! 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