Conventional pn junction photovoltaic cell hot charge carriers e hole loses. The amount of power generated during the course of 1 year. Single and polycrystalline silicon growth, impurity diffusion, contacts. The power of a solar cell is the product of the voltage across the solar cell times the current through the solar cell. Fill factor of solar cell is one of the important characteristic parameter which determines efficiency of conversion of solar cell. Kiran ranabhat an introduction to solar cell technology, 405. The physics guide is a free and unique educational youtube channel. Hydrogen is used as a combustible fuel on the space shuttle, and can also be used to make electricity with a fuel cell. Similarly, the open circuit voltage, voc, is the potential that develops across the terminals of the solar cell when the external load resistance is very large figure 3. Effect of temperature on a solar panel results carrying out the experiment.
Lab experiments 16 experiment 14 a solar cell iv chracteristics dr jeethendra kumar p k. Lecture 3 types of solar cells experiment 3 generations. Many performance parameters for the cell can be obtained from this curve. Byproduct mineral commodities used for the production of. The solar cell system we developed in this project is dyesensitized solar cell. Feb 19, 2017 procedure sheet for the experiment solar cell 1. V oc is the maximum voltage that can be generated by solar cell. I tested all the tracking and data logging software routines before running the experiment outside with the real tracker hardware. In your report write down everything you used or found for this experiment.
Follow your teachers safety instructions and attach the red wire from the pv cell to the red lead of the ammeter either clip or wrap the wires together. Solar cell lab manual july 2009 this manual was designed for use with the montana microfabrication facility at montana state university. In the first part of the lab we wanted to see how changing the intensity of light affected the amount of electricity produced by the solar cell. Venkataraman department of chemistry, university of massachusetts amherst, 710 north pleasant street. I setup the equipment outside once the day began to warm. The ptype silicon is produced by adding atomssuch as boron or galliumthat have one less electron in their outer energy level than does silicon. Use a current source representing the photoelectric current and resistors representing the shunt and series resistances. In addition to reflecting the performance of the solar cell itself, the efficiency depends on the spectrum and intensity of the incident sunlight and the temperature of the solar cell. Oct 30, 2011 in this weeks class we conducted a series of experiments concerning photovoltaic cells. Open circuit voltage readings should be smaller when the pv cell is cold, though this temperature effect may be too minor to observe on a small scale. Draw on the same graph, the vi characteristics obtained from experiment, and the one calculated from the obtained equivalent circuit. Ee462l, power electronics, solar power, iv characteristics. The primary design objective of this circuit is to. This channel covers theory classes, practical classes, demonstrations, animations, physics fun, puzzle and many more of the.
Solar cell spectral response measurement errors related to spectral band width and chopped light waveform h. How a solar cell works a solar cell is made of two types of semiconductors, called ptype and ntype silicon. The cell should have either clips or hooks around which you can manually twist the wire. In this weeks class we conducted a series of experiments concerning photovoltaic cells. Two meters mounted on the front panel to measure the solar cell voltage and current. Denis ar con ljubljana, may 2011 abstract this seminar is a short overview of current photovoltaics. A solar cell uses the photovoltaic effect to convert solar radiation directly to dc electrical energy. Application of pn junctions within solar cells is discussed. P s1 characteristic curve dark and light iv of the solar. Reconsidering the economics of photovoltaic power pdf. Dye solar cells for real foreword dye solar cells for real 5 thank you for reading our guide to dye solar cell dsc assembly.
Rising fossil fuel costs, environmental concerns relating. Solar energy is undoubtedly the future trend of energy. At a distance of 20 cm the solar module must only be illuminated for the duration of the experiment. Photovoltaics pv is the conversion of light into electricity using semiconducting materials that. Lecture 3 types of solar cells experiment 3 generations generation 1.
To draw the iv characteristics of a solar cell and to. Solar cell spectral response measurement errors related to. After i did my homework i found out that there was a solar cell manufacturer. Pv cells wired in series has a nominal voltage of 0. The voltage for maximumpanelpower output is usually about 1617 v. Physics laboratory manual for engineering undergraduates. A solar cell is made of two types of semiconductors, called ptype and ntype silicon. When photons of light fall on the cell, they transfer. Experimental arrangement for solar cell characteristics apparatus. Solar cell is the basic unit of solar energy generation system where electrical energy is extracted directly from light energy without any intermediate process. To plot the vi characteristics of the solar cell and hence determine the fill factor. Part 1 was an experiment to determine whether the distance of the source of light from the photovoltaic cell affects the power the cell produces. Solar cell experiments by jerry loomer a solar cell photovoltaic cell is a solidstate electronic device that takes in light energy and converts it directly into electrical energy.
We give the upper limit to the solar cell e ciency. For this reason it is useful to characterize light radiation by parameters associated with waves. A material or device that is capable of converting the energy contained in photons of light into an electrical voltage and current is said to be photovoltaic pv. Scientific base for solar pv electric power generation is solidstate physics. The project has contributed to reducing the price of organic solar cells, which will drive. Some of them were scientist starting to investigate the technology, while. This tutorial was inspired by requests from dye solar cell enthusiasts looking for a place to start. To do this, record two further characteristic curves, changing the distance between the lamp and the solar module e. Photovoltaics report fraunhoferinstitut fur solare energiesysteme. Nowadays, many households have converted their home to be powered solely by solar power, reaping all the advantages offered by the sun. This is sort of like a light bulb that is acting in reverse. You are therefore free to copy, distribute, and adapt this work, under the. In our experiment, the solar cell and motor had v 1. The physics of solar cells by jenny nelson, imperial college press, 2003.
In our solar cell experiment, we were tasked with experimenting with solar panels and how they function. Impact of the light intensity variation on the performance of solar cell constructed from muscovite tio2dyeal r. An experiment to measure the ivcharacteristics of a silicon solar cell michael j morgan, greg jakovidis and ian mcleod department of physics, monash university, clayton, victoria 3168, australia solar cells often capture the publics attention and. The colored transparency sheets can be cut into pieces large enough to completely shade the pv cell. The shortcircuit current is proportional to the light intensity see. The photocurrent depends on the light intensity striking the surface of pv cell which is given by. Physics laboratory manual for engineering undergraduates dr. This arrangement is referred to as having the meter in series. Measure the shortcircuit current and noload voltage at different light intensities and plot the currentvoltage characteristic at different light intensities. All waves have a certain distance between peaks called the wavelength figure 11. The objective of this experiment is to explore solar cells as renewable energy sources and test their efficiency in converting solar radiation to electrical power. A typical iv curve and power curve of a solar cell fig 4.
Efficiency of solar panels 2018 young scientist awards. The four 15 watt panels form the complete 60w ideal output that powers the rest of the circuit. The silicon vapor is doped with acceptors or donors ptype and ntype. Solar cells from light to electricity solar impulse. A unique fact of photovoltaic solar cells is that the power output of the cell can be adjusted by changing the load voltage.
Pure silicon is grown in a furnace in the presence of silicon vapor. We wanted this work to be open for people to use it as an in put for their own documents. Todd kaiser montana state university solar cell lab manual july 2009 this manual was designed for use with the montana microfabrication facility at montana state university. Pdf the tacsat4 solar cell experiment will measure the current and voltage characteristics of advanced emcore btjm solar cells thinned to 100 microns. The fill factor of solar cell always should be as high as possible to extract maximum power from solar cell. Impact of the light intensity variation on the performance. This experiment will provide students with a thorough analysis of a solar panel system that produces a standard 120v ac output. Experiments with pv cells uo solar radiation monitoring. Venkataraman department of chemistry, university of massachusetts amherst, 710. An overview focusing on active layer morphology travis l. The physics of the solar cell sharif university of. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Efficiency of a solar cell objective how efficient is a solar cell at converting the suns energy into power. Jan 16, 2015 experiment instructions to carry out an investigation into the factors affecting the voltage produced by a solar cell.
Ee462l, power electronics, solar power, iv characteristics version january 31st, 2014 page 1 of 27 report details choose any of the solar stations, but take your measurements only when the short circuit current is at least 3. A fully levelled investigation into how cloud cover effects the amount of electricity solar cells produce. To test this, make sure the solar panel switch at the yellow lab station is off. Characteristic curves of a solar cell 4 24109 phywe series of publications laboratory experiments physics phywe systeme gmbh 37070 gottingen, germany the solar battery which consists of four cells connected in series thus has a maximum noload voltage of 2 v. It depends on the spectral shape and width of the beam that is incident on the solar cell. To suppress the influence of the temperature on the characteristics of the solar cell, keep it at room temperature with the aid of the cold air blower during the experiment. The intention of the manual is to provide lab users and msu students with a complete description of the. A simple solar cell experiment the following experiment was performed using a commercial polycrystalline silicon solar cell with an active area of 8. Students should complete the questions in their science journal. Experiment instructions to carry out an investigation into the factors affecting the voltage produced by a solar cell. To demonstrate the temperature effect, blow hot air over thesolar cell and measure the temperatu re directly in front of it with a thermometer. Jimeneztejada, manuel garciarosell, sandheep ravishankar, germa garciabelmonte, juan bisquert, and osbel almora doi. Part b semiconductor devices experiment series 3 solar cell solar cell prelaboratory assignment draw the equivalent circuit representing a solar cell.
Jul 28, 2017 the physics guide is a free and unique educational youtube channel. Solar cell mounted on the front panel in a metal box with connections brought out on terminals. The project has contributed to reducing the price of organic solar cells, which will. Byproduct mineral commodities used for the production. An experiment to measure the ivcharacteristics of a silicon. Solar photovoltaic cells introduction one method of converting energy from the sun solar energy is to use a solar cell also known as a photovoltaic cell. Department of physics, sudan university of science and technology, khartoum, sudan.
European commission photovoltaic solar energy development and current research. An experiment to measure the ivcharacteristics of a. Students are introduced to the concept of converting sunlight to electricity with photovoltaic pv cells by conducting a lab activity to determine the effect of several variables on the output of a pv cell. The power of the cell can be obtained by multiplying the cells voltage and current, for any particular operating point on the currentvoltage iv curve. Distribute copies of the lab activity to each student but have students work. Short circuit current, isc, flows with zero external resistance v 0 and is the maximum current delivered by the solar cell at any illumination level. Solar cells produce direct current electricity from sunlight which can be used to. Experiments with photovoltaic cells for high school. Giri department of physics indian institute of technology guwahati a project completed under the curriculum development cell, quality improvement program q.
Field presented at the 26th ieee photovoltaic specialists conference, september 29b october 3, 1997, anaheim, california national renewable energy laboratory 1617 cole boulevard golden, colorado 8040393 a national laboratory of. The typical bluesilver solar cell has a base of the element silicon. Ee462l, power electronics, solar power, iv characteristics version january 31st, 2014 page 3 of 27 yield panel voc. Of that amount, 1,386 watts fall on a square meter of earths atmosphere and even less reaches earths surface. Pdf design and implementation of an experiment setup on solar. Lamp distance stanley micklavzina, frank vignola dept.
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