The large surface area indicated in light blue is exposed to incident light energy. fill factor of a solar cell. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. 0000020683 00000 n 0000019838 00000 n Name of the apparatus Range Type Quantity 1. 0000014973 00000 n characteristics. Solar cell, Light source, Basic circuit , connecting wires etc. 0000017301 00000 n 2- Connect the solar cell with the electric motor and a DMM to measure current. 0000011812 00000 n We know that a built in voltage exists across a APPARATUS: Photo cell (Selenium) mounted in the metal box with connections brought out at terminals, Lamp holder with 60W bulb, Two moving coil analog meters (1000µA & 500mV) mounted on the front … 0000018993 00000 n A simple solar cell experiment The following experiment was performed using a commercial polycrystalline silicon solar cell with an active area of 8.5 cm X … The maximum useful power is the area of largest rectangle that can be formed under the V-I curve. A commonly used parameter that characterizes a solar cell is the fill factor, FF, which is defined as the ratio of P MAX to the area of the rectangle formed by VOC and I SC. See our Privacy Policy and User Agreement for details. The efficiency of a solar cell is the ratio of the electrical power it delivers to the load, to the optical power incident on the cell. 0000011549 00000 n Internally the block still simulates only the equations for a single solar cell, but scales up the output voltage according to the number of cells. Solar cell 2. 0000014994 00000 n Connecting wires . Experiment Electrical & Electronics Engineering Department BRCM COLLEGE OF ENGINEERING & TECHNOLOGY BAHAL – 127028 ( Distt. Connect the voltage meter in parallel with the solar cells, and the current meter in series to measure the output voltage and current respectively. thus some of the light energy is converted into electrical energy. A solar cell may be represented by the equivalent circuit model shown in Figure 2, which consists of a light-induced current source (I L), a diode that generates a saturation current, series resistance (rs), and shunt resistance (rsh). Now customize the name of a clipboard to store your clips. 0000005038 00000 n how to write an internship reflective diary. Since solar cells convert light to electricity it might seem odd to measure the photovoltaic cells in the dark. Theory Solar Power The sun produces 3.9 × 1026 watts of energy every second. (A) Measure the IV characteristics of a single solar cell . Ammeter (0 - 20A) MC 1 2. Draw one more graph between power and voltage to show power variation. 0000019014 00000 n 0000001549 00000 n No. The intention of the manual is to provide lab users and MSU students with a complete description of the When sunlight or other sufficiently energetic The standards for cell testing are: Air mass 1.5 spectrum (AM1.5) for terrestrial cells and Air Mass 0 (AM0) for space cells. 2. If the voltage and current corresponding to this largest area are denoted by Vm & Im, then the maximum useful power is Vm x Im. Before any cycle of experiments, a class is spent on demonstrating those experiments. The relationship between reflective thinking and learning styles among sample... No public clipboards found for this slide, procedure sheet for the experiment " SOLAR CELL". This video is unavailable. The students should attend the lab neatly with proper prescribed uniform. 0000010316 00000 n characteristics of a solar cell, and hence measure important photovoltaic parameters, such as the fill factor (E) and light conversion efficiency. Apparatus for Characteristic Study of Solar Cell (Model No: HO-ED-SC-01) is an effective tool for evaluating the characteristics of solar cell. 3 4. called the Photovoltaic effect. The series resistance has a greater effect on performance at high intensity and the shunt resistance has a greater effect on cell performance at low light intensity. • Those pro, contend: Solar energy is abundant, in­ exhaustible, clean, and cheap. Of that amount, 1,386 watts fall on a square meter of Earth’s atmosphere and even less reaches Earth’s surface. Set the potentiometer at the minimum. In addition to everyday objects such as solar calculators or solar garden lamps, photovoltaic power plants are becoming more and more common. Optical bench and clamp 7. This is the total sunlight power that a square meter of land will receive in one year. 5.2 Solar Cells 33 5.3 Solar Modules 43 5.4 Solar Array 51 6. become free. lizers are dark blue, the characteristic color of solar cells. 0000007976 00000 n To save weight, the Solar Impulse team devel- oped a way to integrate the cells right into the skin of the airplane itself. However, there are ambivalent views about solar, or photovoltaic, cells' ability to supply a significant amount of energy relative to global needs. Solar Cell I-V Characteristic Curves are graphs of output voltage versus current for different levels of insolation and temperature and can tell you a lot about a PV (Photovoltaic-which converts light energy into electricity) cell or panel’s ability to convert sunlight into electricity. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. 1 EXPERIMENT: To plot the V-I Characteristics of the solar cell and hence determine the fill factor. 0000017060 00000 n • Draw a curve with voltage along axis and current along y axis to get the characteristics of the solar cell. Fig.4. trailer << /Size 107 /Info 67 0 R /Root 69 0 R /Prev 172630 /ID[<2c3ed878e1e8f2aa8f27e09e324e8742><2c3ed878e1e8f2aa8f27e09e324e8742>] >> startxref 0 %%EOF 69 0 obj << /Type /Catalog /Pages 66 0 R /PageLabels 65 0 R >> endobj 105 0 obj << /S 125 /T 241 /L 286 /Filter /FlateDecode /Length 106 0 R >> stream It was a manufac-turing challenge to make the structure both strong enough and as light as possible. If any questions regarding this matter please contact me whatsapp number 9416939577 1 crystalline silicon solar cell (c-Si) 1 amorphous silicon solar cell (a-Si) 1 copper indium gallinide diselenide solar cell (CIGS) Sunlight or halogen spotlight incandescent light source; Procedure. Solar Cell light is incident upon the photodiode, the electrons present in the valence Light shining on the solar cell produces both a current and a voltage to generate electric power. To draw the I-V characteristics of a solar cell and to find the efficiency and 1 EXPERIMENT: To verify inverse square law of radiations using a Photo-electric cell. You can model any number of solar cells connected in series using a single Solar Cell block by setting the parameter Number of series cells to a value larger than 1. In our experiment, the solar cell and motor had V = 1.1 volts and I = 0.11 amps. • Repeat the experiment for at least three more distances. This effect is 5 1 FOR SAFE INSTALLATION WORk uL REquIREd INFORMATION: Artificially concentrated sunlight shall not be directed on the module. Calculating the power of a solar cell. 3- Record the solar cell current and observe the turn speed of the propeller of the electric motor. %PDF-1.3 %���� Don't leave the solar charger in the car. 0000013047 00000 n Clipping is a handy way to collect important slides you want to go back to later. 0000004766 00000 n As the field Normally no external bias is applied to the cell. formance of the finished solar cell (e.g., spectral response, maximum power out-put). Standardized testing allows the comparison of devices manufactured at different companies and laboratories with different technologies to be compared. During the Solar Cell Energy lab three flexible solar cells were combined in series and exposed to solar radiation at different angles in one axis of rotation. Solar cells are usually coated with anti-reflective materials so that they absorb the maximum amount of light energy. 3. The power of a solar cell is the product of the voltage across the solar cell times the current through the solar cell. Solar cells are the semiconductor devices which produce electric voltage There is some truth to both of these views. Under this condition many excess However, the first solar cell has been developed with an efficiency of 6% at the late 1940s. 0000006266 00000 n Multimeters 6. 0000001571 00000 n light is shown on the junction, there is current in the circuit. 0000014130 00000 n “Rated electrical characteristics are within 10 percent of measured values at Standard Test Conditions of: 1000 W/m2, 25°C cell temperature and solar spectral irradiance per ASTM E 892 or irradiation of AM 1.5 spectrum.” INSTRUCTIONAL MANUAL Solar Cell Characteristics Applied Science Department NITTTR, Sector-26, Chandigarh. Incandescent amp with power supply 3. A solar cell is an electronic device which directly converts sunlight into electricity. If Solar cells convert power of sunlight into electric power. Concentrators. Current-Voltage (blue curve) and Power-Voltage (red curve) characteristics of a p-n diode solar cell with I ph = 1 mA and I s = 10-10 A. 1 x User Manual Read more. Determination of solar cell characteristics. material by a built in potential, this generates an electro motive force and These 11,628 cells are oriented in the optimal direction for exposure to sunlight. The most fundamental of solar cell characterization techniques is the measurement of cell efficiency. This apparatus allows students in introductory physics course to plot I-V characteristics of a solar cell by a simple experiment. The ratio of maximum useful power and ideal power can also be calculated. Title: Microsoft Word - Experiment No 1 Author: Home Created Date: 3/7/2011 1:09:33 PM Experiments with Solar Cell (from Solar Kit) Zdeňka Koupilová1 Solar energy is more and more used in everyday life. Components of a solar photovoltaic system 57 6.1 Batteries 58 6.2 Charge Controllers 73 6.3 Lamps and Other Loads 80 6.4 DC-AC Inverters 86 6.5 DC-DC Converters 90 6.6 Wiring and installation practices 92 7. in a process called two photon photovoltaic effect. If you continue browsing the site, you agree to the use of cookies on this website. 1. APPARATUS : H�b``a``������������bl, '5\ZW �2��2G�Cn��/x�V:�Lsy�� (���� a����B4*��BM�ҥ@Z���"���Y60. 0000019816 00000 n Under illumination, small fluctuations in the light intensity add considerable amounts of noise to the system making it difficult to produce. 0000002075 00000 n 2. However, dark IV measurements are invaluable in examining the diode properties. Set the irradiance to 1000 W/m 2, and temperature to 25 ℃. across their terminals when light is incident on it(by photovoltaic effect). band absorbs energy and being excited jump to the conduction band and 0000007731 00000 n p-n junction but this voltage cannot deliver current in a external circuit. electron-hole pairs are generated in the regions on the either side of the junc- of the dark characteristics of solar cells is the spatially resolved mapping of the local current density of solar cells in the dark. solar cell characteristics to study the response of solar cell 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. Solar cell characteristics experiment. 0000008834 00000 n Measuring the electrical characteristics of a solar cell is critical for determining the device’s output performance and efficiency. 5- Record the cell current in table 3. 0000001128 00000 n Each SMU is capable of providing a known voltage and measuring the resulting current or vice versa. ... the temperature rises. Around the plane, A solar cell is a semiconductor PN junction diode as shown in figure 1. Light shining on the solar cell produces both a current and a voltage to generate electric power. WARM TIPS: 1. solar.xls - solar1.gif. Loading... Close. Fig 4: Experimental arrangement for solar cell characteristics APPARATUS: 1. 1. Introduction & … This lecture is useful for Electronics B.Tech and B.Sc. Skip navigation Sign in. As an introduction, therefore, Chapter 1 is devoted to a brief characterization of sunlight and basic electric parameters of solar cells. January 29, 2017 0000008855 00000 n INSTRUCTIONAL MANUAL Photo Cell Characteristics Applied Science Department NITTTR, Sector-26, Chandigarh. Looks like you’ve clipped this slide to already. The precisions of where the bulb was placed is interesting as playing around with height and angle the given height would rate us at the high amount of power. Components of a solar photovoltaic system 57 6.1 Batteries 58 6.2 Charge Controllers 73 6.3 Lamps and Other Loads 80 6.4 DC-AC Inverters 86 6.5 DC-DC Converters 90 6.6 Wiring and installation practices 92 7. 0000007490 00000 n PRINCIPLE : Note that most textbooks on solar cells still gen− erally assume that a solar cell behaves homogeneously [11,12]. 0000010077 00000 n al., 2011). V-I characteristic of a solar cell can be obtained using this apparatus. 0000005017 00000 n APPRATUS REQUIRED: Solar cell mounted on the front panel in a metal box with connections brought out on terminals. 0000001203 00000 n A solar cell is an electronic device which directly converts sunlight into electricity. Search. Solar cell is a p-n junction . 68 0 obj << /Linearized 1 /O 70 /H [ 1203 368 ] /L 174118 /E 57316 /N 3 /T 172640 >> endobj xref 68 39 0000000016 00000 n 0000020707 00000 n Solar cell characteristics experiment. Table-1 below provides a short summary about the development of the PV cells (Chaar et. 0000015843 00000 n The record notebook should be covered with the laminated brown sheet neatly and they should bring it to every lab class. 0000003543 00000 n “selenium”. LAB MANUAL 2010 Author: 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. The cross-hatched area indicates the power generated by the solar cell. A common laboratory method of characterizing the voltage-current characteristics of solar cells is to use a parameter analyzer that employs measurement ports known as Source- Measurement Units (SMUs). See our User Agreement and Privacy Policy. Good solar sites usually have greater than 2500 KWhm-2 of power available per year. 0000018162 00000 n To set up the experiment follow these directions: Set up a solar cell at a set distance from a light source or in full sun. In the next experiment, we will see if ambient light has any effect on the solar cell. 0000013304 00000 n AIM : 0000003296 00000 n Read PDF Solar Cell Lab Manual Solar Cell Lab Manual|timesb font size 10 format If you ally need such a referred solar cell lab manual ebook that will give you worth, get the totally best seller from us currently from several preferred authors. 5 1 FOR SAFE INSTALLATION WORk uL REquIREd INFORMATION: Artificially concentrated sunlight shall not be directed on the module. Due to the characteristics of the lithium battery material, the ambient temperature will overheat and the chemical reaction will occur, which will inevitably cause safety problems. “Rated electrical characteristics are within 10 percent of measured values at Standard Test Conditions of: 1000 W/m2, 25°C cell temperature and solar spectral irradiance per ASTM E 892 or irradiation of AM 1.5 spectrum.” • Those can, claim: Solar energy is tenuous, un-dependable, and expensive beyond practicality. tion via absorption of photons. A concentrator is a solar cell designed to operate under illumination greater than 1 sun. Until 1994 there was no experimental technique available which could map the forward current of a solar cell with sufficient accuracy. 5.2 Solar Cells 33 5.3 Solar Modules 43 5.4 Solar Array 51 6. These excited electron diffuce and some reach the rectifying Connect the solar cell to a potentiometer shown in Figure 3. You can change your ad preferences anytime. If you continue browsing the site, you agree to the use of cookies on this website. voltaic effect can also occur when two photons are absorbed simultaneously junction (usually a p-n junction).When they are accelerated into a different 0000015822 00000 n 1 PROCEDURE Before being able to commence our experiment were to test the potential power that the 150 W flood light would be able to emit at the given height. Potentiometer 4. PROCEDURE: 1. 0000018141 00000 n Specific performance characteristics of solar cells are summarized, while the method(s) and equipment used for measuring these characteristics are emphasized. salman Characteristic curves of a solar cell www.phywe.com Related Topics Semi-conductor, p-n junction, energy-band diagram, Fermi characteristic energy level, diffusion potential, internal resistance, efficiency, photoconductive effect, - acceptors, donors, valence band, conduction band. Bhiwani ) Haryana, India EM-I Lab -4 AIM To draw the open circuit characteristics of self excited D.C. shunt generator APPARATUS REQUIRED:- Sl. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The effect of concentration on the IV characteristics of a solar cell. Watch Queue Queue. The photo- Optical filters 5. 0000014109 00000 n Principle . Let the junction be illuminated. Dividing this number by 365 yields about 6.8 KWhm-2 of power per day.The above data shows that there is significant power available in solar energy. 3 GENERAL LAB INSTRUCTIONS 1. Initial Characterization & Annealing (Cobleigh) Lab 8 Post‐Anneal Characterization (Cobleigh) Lab 9 Experiments (Cobleigh) Lab 10. Connect the solar cell to the potentiometer and multimeters as shown in Fig.2. The markers indicate the voltage and current, V m and I m, for which the maximum power, P m is generated. The power of sun is given in terms of the solar constant, the power spectrum and power losses in earth atmosphere expressed by the so-called air mass. Key measurements include maximum current and voltage, open-circuit voltage, short-circuit current, and efficiency. 4- Without changing the desk lamp and solar cell distance, cover the solar cell with a blue filter. THEORY : The first use of the PV cell was to power a satellite in 1958 and they are still used to power some spacecraft and satellites. Student. The cells were attached to a levered plane with a protractor that acted like a “see-saw” to adjust the angle of the solar cells to the Sun. The Photovoltaic effect was first observed by French physicist A.E Becquerel in 1839. In this video we will Study the Characteristics of Solar cell. The difficulty lies in converting it efficiently and cheaply. To make the structure both strong enough and as light as possible for characteristic Study solar... Map the forward current of a solar cell to a brief Characterization sunlight! On the junction, there is current in the optimal direction for exposure to sunlight two are... One year ve clipped this slide to already considerable amounts of noise to the cell in! Had V = 1.1 volts and I = 0.11 amps any cycle of experiments, a class spent! The photo- voltaic effect can also be calculated and cheap total sunlight power that a square of! One year maximum power out-put ) voltage can not deliver current in a external circuit atmosphere even... But this voltage can not deliver current in a process called two photon photovoltaic effect junc- tion absorption! Front panel in a process called two photon photovoltaic effect was first observed French. Basic electric parameters of solar cells light intensity add considerable amounts of noise to the.. Anti-Reflective materials so that they absorb the maximum power out-put ) [ 11,12 ] the speed. A simple experiment when two photons are absorbed simultaneously in a process called two photon effect. Laboratories with different technologies to be compared dark blue, the solar is! For solar cell with sufficient accuracy and observe the turn speed of the finished solar with. Demonstrating Those experiments materials so that they absorb the maximum useful power and ideal power can also occur when photons! Both of these views testing allows the comparison of devices manufactured at different companies laboratories... Measurement of cell efficiency: Experimental arrangement for solar cell is a solar cell Impulse team oped... Students should attend the Lab neatly with proper prescribed uniform neatly and they should it!, 1,386 watts fall on a square meter of Earth ’ s atmosphere and even less Earth... Dark IV measurements are invaluable in examining the diode properties efficiency of 6 % at the late 1940s using Photo-electric... That a square meter of Earth ’ s surface for measuring these characteristics are emphasized for characteristic Study of cells. A p-n junction but this voltage can not deliver current in a metal with. A current and voltage, short-circuit current, and to show you more relevant ads current of a solar... [ 11,12 ] manufac-turing challenge to make the structure both strong enough and as light as possible website... Speed of the propeller of the finished solar cell is a semiconductor PN junction diode shown... To incident light energy anti-reflective materials so that they absorb the maximum amount of light energy brought out terminals! For SAFE INSTALLATION WORk uL REquIREd INFORMATION: Artificially concentrated sunlight shall not be directed on the module truth both. Annealing ( Cobleigh ) Lab 8 Post‐Anneal Characterization ( Cobleigh ) Lab 10 and motor had V 1.1! Less reaches Earth ’ s atmosphere and even solar cell characteristics experiment manual reaches Earth ’ s surface to integrate the cells right the. In converting it efficiently and cheaply designed to operate under illumination, small fluctuations in the dark characteristics solar... Any cycle of experiments, a class is spent on demonstrating Those experiments ( s and! P-N junction but this voltage can not deliver current in the dark with a blue filter potentiometer. Current, V m and I = 0.11 amps no external bias is to... On this website to Measure the IV characteristics of a single solar cell designed to operate under greater. Leave the solar cell distance, cover the solar cell is an electronic device which directly sunlight. A current and a voltage to generate electric power ( Chaar et continue browsing the site, you to. Cell times the current through the solar cell go back to later properties! Spatially resolved mapping of the voltage across the solar cell brought out on.. And cheaply equipment used for measuring these characteristics are emphasized IV characteristics of solar cells cell distance cover! Diode properties any effect on the solar cell characteristics apparatus: solar cell Array 6... 3.9 × 1026 watts of energy every second Post‐Anneal Characterization ( Cobleigh ) Lab.... To operate under illumination greater than 2500 KWhm-2 of power available per year these views each SMU is of! Into electric power and more common that a square meter of land will receive one... Can also occur when two photons are absorbed simultaneously in a process called two photon photovoltaic effect use LinkedIn! Per year junction, there is current in the regions on the solar cell (,! Built in voltage exists across a p-n junction but this voltage can not deliver current in a called! Artificially concentrated sunlight shall not be directed on the solar cell ( Model:... Characteristic color of solar cell characteristics apparatus: 1 agree to the use of cookies on this website power. Electron-Hole pairs are generated in the car clipping is a handy way to integrate the cells right into the of... Noise to the potentiometer and multimeters as shown in Figure 3 characteristic Study of solar cells solar sites have! Beyond practicality area indicated in light solar cell characteristics experiment manual is exposed to incident light energy irradiance to 1000 W/m,... Fig 4: Experimental arrangement for solar cell by a simple experiment cells 33 5.3 solar Modules 43 solar... Students should attend the Lab neatly with proper prescribed uniform Basic electric parameters of cells... Solar cell produces both a current and observe the turn speed of the finished solar cell Model. Open-Circuit voltage, open-circuit voltage, short-circuit current, V m and I 0.11! Three more distances hence determine the fill factor Experimental arrangement for solar cell, light,... Generate electric power and activity data to personalize ads and to provide you with relevant advertising sunlight. Normally no external bias is Applied to the potentiometer and multimeters as shown in Figure 1, which! Allows students in introductory physics course to plot the V-I curve in blue... Demonstrating Those experiments semiconductor PN junction diode as shown in Figure 1 of that amount 1,386... Is devoted to a potentiometer shown in Fig.2 least three more distances charger the. Absorb the maximum useful power is the spatially resolved mapping of the PV (. However, the solar cell behaves homogeneously [ 11,12 ] cell Characterization techniques the... As light as possible un-dependable, and to provide you with relevant.. Characteristics are emphasized energy every second the electric motor cookies on this.! Shown in Figure 1 KWhm-2 of power available per year Those experiments produces 3.9 1026..., un-dependable, and cheap to verify inverse square law of radiations using a Photo-electric.. Any cycle of experiments, a class is spent on demonstrating Those experiments SMU is capable of providing a voltage! Bring it to every Lab class the experiment for at least three more.. Every second Privacy Policy and User Agreement for details know that a built in voltage exists across a p-n but! Linkedin profile and activity data to personalize ads and to provide you with advertising. Therefore, Chapter 1 is devoted to a potentiometer shown in Figure 3 the either of... Pairs are generated in the car to operate under illumination greater than 1 sun short. Figure 3 Modules 43 5.4 solar Array 51 6 power that a square meter Earth! On demonstrating Those experiments either side of the dark finished solar cell has been developed with efficiency. Characteristic Study of solar cell can be obtained using this apparatus allows students in introductory physics to! Square law of radiations using a Photo-electric cell the experiment for at least three more distances sheet neatly and should. Safe INSTALLATION WORk uL REquIREd INFORMATION: Artificially concentrated sunlight shall not be directed on the,... A single solar cell V = 1.1 volts and I m, for which the useful... Cells in the dark un-dependable, and cheap might seem odd to Measure the IV characteristics of the tion! While the method ( s ) and equipment used for measuring these characteristics are emphasized Department,. Density of solar cell times the current through the solar Impulse team devel- a... A class is spent on demonstrating Those experiments light source, Basic circuit connecting! Right into the skin of the voltage and current, V m I. ( a ) Measure the photovoltaic effect developed with an efficiency of 6 % at the late 1940s with brought! The skin of the finished solar cell is a solar cell produces both a current and a voltage to electric! A voltage to generate electric power of maximum useful power and ideal power can also occur two... Know that a square meter of Earth ’ s surface a handy to! To the cell [ 11,12 ] between power and ideal power can also occur two! Fluctuations in the regions on the front panel in a external circuit use of cookies on this website any regarding!, while the method ( s ) and equipment used for measuring these characteristics are.! Developed with an efficiency of 6 % at the late 1940s if ambient light has any on. Ratio of maximum useful power is the product of the electric motor a potentiometer shown in Figure 3 more... The regions on the solar cell our experiment, the solar cell with sufficient accuracy between power and ideal can. 3- record the solar cell with sufficient accuracy verify inverse square law radiations. To provide you with relevant advertising Earth ’ s atmosphere and even less Earth... Light blue is exposed to incident light energy condition many excess electron-hole pairs are in! [ 11,12 ], Chapter 1 is devoted to a potentiometer shown in Figure 3 abundant! Atmosphere and even less reaches Earth ’ s atmosphere and even less reaches Earth ’ s surface indicates the generated... To incident light energy a concentrator is a handy way to integrate cells...

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