Jan 28, 2014 basic concept utilisation in of solar energy for cooling purpose this system, solar energy is coupled with vapour absorption refrigeration system 3. Solar airconditioning and refrigeration achievements. In addition many solar airconditioning systems are constructed in ways that eliminate the need. Solar powered refrigerators may be most commonly used in the future generation. In the present paper, an attempt is made to estimate the cooling effect with solar vapour absorption system using commercial 100 liters solar water heating flat plate collector device. New solar refrigerator prototype from chile treehugger.
This chapter gives an overview of the principles of low temperature refrigeration and the thermodynamics behind it. The design of the system takes into account the solar sorption principles which include both the absorption and adsorption. Keyw ords refrigeration, solar, biomass, carbon, ammonia, adsorption, heat transfer. Seminar on absorption refrigeration system pdf report.
For the cooling process, the main element is the thermally. Generally, research is being done on three different principles to harvest solar thermal energy for cooling purposes. Experiments on solar adsorption refrigeration using zeolite and water siegfried kreussler and detlef bolz laboratory for solar energy, university of applied sciences luebeck, stephensonstr. This book includes fully detailed treatment of the theory and applications of the techniques involved. Download the seminar report for magnetic refrigeration. Refrigerator which runs on electricity provided by solar energy is known as solar refrigeration.
Solar refrigerator full seminar reports, pdf seminar abstract, ppt, presentation, project idea, latest technology details, ask latest information. Absorber pump generator condenser throttling valve evaporator 4. Iea shc task 38 solar air conditioning and refrigeration subtask c2b, november 9, 2009 page 5 1 introduction simulation in solar cooling and airconditioning is possible at different levels. Download solar energy for cooling and refrigeration complete project report. Introduction to solar cooling systems ced engineering. The adsorption refrigeration system has several advantages compared to the absorption refrigeration system. Vapor compression cycle with power input from photovoltaic cells. The development of adsorption system for refrigeration is promising. Solar cells have lower efficiency and its efficiency decreases with increase in temperature and hence not suitable in all places. Together, we have designed our solar refrigeration systems to be offered in two styles. The first is a pvbased solar energy system, where solar energy is converted into electrical energy and used for refrigeration much like conventional methods 18. On the thermal supply side, the solar thermal system is rather conventional, consisting of high quality solar collectors, a storage tank, a control unit and pipes. Development of a solar intermittent refrigeration system. Solar refrigeration and airconditioning springerlink.
Devolopment of portable solar thermoelectric refrigerator. Mani professor refrigeration and airconditioning laboratory department of mechanical engineering indian institute of technology madras chennai 600 036 india 122720 solar refrigeration. The objective of this work is to design a 10kw solar vapour absorption refrigeration system to be used in northern nigeria. Basic cryogenic processes joulethomoson process, brayton process as well as claude process are described and compared. In many households, the most energy intensive applications are those dealing with the heating of water, refrigeration and air conditioning. Once the pressure of the condenser pc and the pressure of the evaporator pe.
Here solar energy is used for getting refrigeration effect. The solar thermal systems include thermomechanical, absorption, adsorption and desiccant solutions. Vacuum tube collectors introduction the global mission, these days, is an extensive reduction in the consumption of fossil energy without any loss in comfort or living standards. It was an intermittent system where ammonia and calcium chloride were used as refrigerant and absorbent respectively. An absorption refrigeration machine is basically a vaporcompression. Recent developments in solar refrigeration technology.
Although the basic concepts of solar refrigeration appeared since about five decades, to. Solar cooling used for solar air conditioning a clean. When 1 pound of ice melts, it absorbs 144 btu, as latent energy. Pdf recent developments in solar refrigeration technology. Chanashetty 1 department of mechanical engineering, bheemanna khandre institute of technology, bhalki,bidar, karnataka, india abstract solar refrigeration may have applications in both developed and developing countries. The basic principles are described and past experience assessed. Introduction need refrigeration in areas not connected to power grid need to minimize environmental impact and fuel cost evaluate potential of solar energy to meet. Abstract conventional cooling technologies are generally based on the electrically driven refrigeration system. Sundanzers commercial division focuses on providing cold storage through solar refrigeration for businesses selling or storing cold products commercial products range in size from small solar milk cooling and solar fish cooling refrigerators to 20 and 40 ft. 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. Solar refrigeration may have applications in both developed and developing countries. This work presents an experimental study of an ammonia water absorption refrigeration system using the exhaust of an internal combustion engine as energy source. A solar refrigerator which uses solar energy directly without converting it in to electricity has been developed. Natural working fluids for a solardriven ejector refrigeration system, eurotherm.
From the study, the solar cooling system applied absorption chillers present as the most. Solar energy for cooling and refrigeration complete project report pdf free download abstract. International seminar on ejectorjetpump technology and application. In my present paper i have made an analysis of feasibility of utilization of solar energy in th etc. Three known approaches that use solar energy to provide refrigeration at temperature below 0 degrees include. A proven, environmentally friendly solution that eliminates the need for batteries innovator michael ewert pictured above is the inventor of the solar powered refrigeration system. Solar energy is the widely used source of energy as it is a non conventional source of energy. So,the power is supplied by solar energy hence the amount of energy required to run the generator is calculated for the desired conditions. A proven, environmentally friendly solution that eliminates the need for batteries. Heuch is the manufacturing partner of black stump technologies and offers a wide range of redeployable, permanent and semipermanent solar power refrigeration solutions to suit any environment. Abstracta solar driven ammonia absorption refrigeration system was designed, constructed and tested.
Thermal energy developed is used to heat generator of the triple fluid vars. Solar energy is proved to be an ideal source for low temperature heating applications. These three activities can add considerable expense to the overall cost of a solar power system. Download your presentation papers from the following links. Download the seminar report for thermoacoustic refrigerator. Solarpowered refrigerators may be most commonly used in the future generation. Although the basic concepts of solar refrigeration appeared since about five decades, to date there.
Solar cooling seminar report, ppt, pdf for mechanical. Also explore the seminar topics paper on solar cooling with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. Pdf the major problem in the country at present is the lack of electrification to provide refrigeration. Cooling can be achieved through four basic methods.
Adsorption refrigeration and heat pump cycles rely on the adsorption of a refrigerant gas into an adsorbent at low pressure and subsequent. These principles are sketched in a second paper that summarizes the research being done on the different refrigerator types so far. A solarpowered refrigerator is a refrigerator which runs on energy directly provided by sun, and may include photovoltaic or solar thermal energy solarpowered refrigerators are able to keep perishable goods such as meat and dairy cool in hot climates, and are used to keep much needed vaccines at their appropriate temperature to avoid spoilage. Solar refrigeration engages a system where solar power is used for cooling purposes. Solar energy which is most abundant source of energy in india and we have not having efficient technology to tap this energy source into varied application. Final project solar refrigerator diy science fall 2015. Mathematical modeling the operating pressures at which the system is working needs to be determined to carry on further calculations, using an enthalpy concentration chart. Development of a solar intermittent refrigeration system for. Solar thermal power generation ppt topics for seminar. Thermodynamics and refrigeration, department of energy technology, royal. A new area of interest is the use of desiccant wheel technology for solar powered air conditioning. Devolopment of portable solar thermoelectric refrigerator abhijith raju, ajeesh j, akash s, akhil t j, vishnu bose,jinshah b s.
A proven, environmentally friendly solution that eliminates the need for batteries innovator michael ewert pictured above is the inventor of the solarpowered refrigeration system. While the heating of water can be taken care of very economically by the implementation of a dedicated flat plate or evacuated tube solar hot water. Pdf project report on vapour absorption refrigeration. Paradoxically, solar airconditioning can contribute significantly to the alleviation of the problem.
Solar refrigerator the hotter it gets, the more important it is for cool food to stay cold. Infante ferreirab,1 aarsenal research, sustainable energy systems, gie. A solar powered refrigerator using an intermittent ammoniawater absorption system as refrigeration in remote areas where electrical energy is not available is described in this paper. The solar assisted air conditioning refrigeration system is presented as an. Developing the world to help mitigate poverty and climate change. This paper presents the design of a solar powered refrigeration system. Seminar on absorption refrigeration system pdf report download abstract. Solar cooling systems are attractive because cooling is most needed when solar energy is most available. Solar cooling systems by themselves, however, are usually not. Solar energy can be used for producing cold either for cooling of buildings generally known as airconditioning or for refrigeration required for preserving food. At a dry bulb temperature of 32oc and relative humidity 20% refrigeration space has been maintained at 23oc. Solar energy can provide cheap and clean energy for cooling and refrigeration applications all over the world.
An indigenous idea of evaporative cooling has been improvised using silica gel to eliminate the compressor. Solar cooling used for solar air conditioning a clean solution for a big problem stefan bader based on a presentation by dr. Temperature is decreased using solar energy and this drop in temperature is used for making ice and if the. Explore solar cooling with free download of seminar report and ppt in pdf and doc format. A solar powered refrigerator is a refrigerator which runs on energy directly provided by sun, and may include photovoltaic or solar thermal energy solar powered refrigerators are able to keep perishable goods such as meat and dairy cool in hot climates, and are used to keep much needed vaccines at their appropriate temperature to avoid spoilage.
If you want to download the solar thermal power generation ppt report then simply click the link given below. Vapour absorption refrigeration system the main parts of basic vars are. Cop for solar refrigeration systems is low better metrics. Thus harnessing of solar energy by using evacuated vacuum tubes can be replacement for solar photovoltaic cells in refrigeration system.
Here we have uploaded the solar thermal power generation ppt report with illustrated images. Solar refrigerator full seminar report, abstract and presentation. Solar refrigeration by swapnil jagtap, sanjay bhandari ssrn. Combining vars with solar energy the main power consumption of vars is generator. Thus, the payback periods for different operating sectors are as summarized below in domestic area 12. If solar cooling can be combined with solar heating, the solar system can be more fully utilized and the economic benefits should increase. Experimental analysis of solar refrigeration system. In the past, this was done by collecting ice in the winter and using its specific heat to cool as the ice melted. There are 2 types of solar refrigerators the high tech expensive kind use a solar panel to power a normalfunctioning refrigerator the also technical but less expensive kind uses a coolant heated up by the. Combining solar heating and cooling systems is not. Review of solar refrigeration and cooling systems sciencedirect. We convert solar energy to thermal energy in the form of hot air stream generated at the receiver of a parabolic trough. New solar refrigerator prototype from chile even if each time the words solar refrigerator come in the news it sounds like a groundbreaking story, truth. Solar powered vapor absorption refrigeration system using.
Jul 10, 2012 we convert solar energy to thermal energy in the form of hot air stream generated at the receiver of a parabolic trough. The main feature of a solar cooling system, beyond the solar collec tor field, is the thermally driven chiller. Solar airconditioning and refrigeration achievements and. Dc electric power output from pv runs the compressor of a conventional cycle. Solar air conditioning and refrigeration 1st edition. Innovators at nasas johnson space center have patented a proven, solarpowered refrigeration system that eliminates reliance on an electric grid, requires no batteries, and stores thermal energy for efficient use when sunlight is absent. A classification may be made by sorting the tools into materials level. Adsorption systems can be activated by a heat source with a temperature as low as 50c 122f, while the heat source temperature for an absorption system should be at least 90c. Solar airconditioning and refrigeration achievements and challenges hansmartin henning fraunhoferinstitut fur solare energiesysteme ise, freiburggermany. So our primary focus of this project would be utilizing solar energy for design and study. Solar refrigeration is a useful application in areas of the world with high insolation levels where there is a demand for cooling and there is not electricity to supply conventional power systems.
Pdf solar air conditioning and refrigeration with absorption. The first is a pv based solar energy system, where solar energy is converted into electrical energy and. A small capacity vapor absorption system was first analyzed and its characteristics at various points were measured. Three known approaches that use solar energy to provide refrigeration at temperature below 0. It will be driven by hot water which will be generated by the help of. Solar cooling systems by themselves, however, are usually not economical at present fuel costs. Seminar on ejector jet pump technology and application, belgium, paper no.
629 415 1175 656 887 440 590 139 1436 478 281 1067 219 194 38 1253 354 924 893 885 8 436 60 1090 779 558 1084 772 639 665 1419 1263 624 304 1001 665 329 1256 1220 1479 105 624 309 540