Solar distillation has the inherent advantage of low energy consumption. This energy is used directly for evaporating water inside a device usually termed a solar still solar stills are used in cases where rain, piped, or well water is impractical, such as in remote homes or during power outages. This is our first glimpse into the historical uses of sun to distill water. Different designs and parametric study of solar water distillation system pm meena. Water desalination chemical engineering innovations. A solar design project has been developed for use at the united states air force academy usafa in a sustainable energy course.
The solar water distillation comes out to be a nontoxic and promising device which purifies water that uses a renewable solar energy source, efficiency of the solar water distillation device can be enhanced by increasing evaporation rate that is a. Portable solar distillation plant vision project youtube. The solar water distillation comes out to be a nontoxic and promising device which purifies water that uses a renewable solar energy source, efficiency of the solar water distillation device can be. Desalination is a process that takes away mineral components from saline water. Various solar energy systems like solar cookers, solar water heaters, solar lanterns, solar pv lights, and solar lamps are continuously availing by the people of india at a low cost and on good subsidies.
India is presently focusing on complete utilization of solar energy and saving fossil fuels, which are limited. It is found form the critical literature survey that, the hybrid technology is to be developed for the water distillation which is acceptable and convinced to the society. Build a solar water distiller diy alternative energy. Lowgrade heat solar, industrial waste heat, or desalination waste heat may be used. Use of solar water distiller for treatment of fluoride. Introduction water is an essential element on earth for the living beings. After intensive research and testing, f cubed developed the world leading low cost and environmentally friendly carocell solar distillation technology. Purifying water using passive solar water distillation real. The key source to mobilize funding for desalination projects has been. Solar still,a water purifying technique project report 1. Project report on introduction to solar energy project report on the advantages of.
A project report on solar still submitted in partial fulfillment for the award of the degree of bachelor of technology in mechanical engineering from rajasthan technical university, kota session 2012 guided by. Often water sources are brackish and or contain harmful bacteria. Desalination is the general process of removing salt and other minerals from water so that we can drink it. Solar desalination modular solar panels solar water. Vacuum distillation system aiming to use solar heat for. In addition there are many coastal locations where sea water is abundant but potable water is not available.
Solar water distillation, solar energy, active techniques, etc. Design and implementation of solar still distillation. Solar still coupled with solar collector and storage tank. The distillation of water using solar energy is not a new concept. Direct sunlight has been utilized long back for desalination of water. Ppt solar powered water distillation device powerpoint. Concentrated solar distillation as a means to purify salinebrackish water investigators. Solar still,a water purifying technique project report. Design and construction of a solar water purification system. The solar water distillation comes out to be a non toxic and promising device which purifies water that uses a renewable solar energy source, efficiency of the solar water distillation device can be enhanced by increasing evaporation rate that is a combined effect of. Build a solar water distiller whether you need water for your iron or water to drink, this project is easy and inexpensive and can be scaled up as needed. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. This poor water quality often causes sickness among villagers.
Solar distillation plants are used for supplying desalinated water to small communities nearby coastal remote areas. The project involves designing and fabricating a solar still which can produce sufficient amount of distilled water on a daily basis to cater to the needs. The holes for the inlet of water, outlet of brackish water and outlet of pure water is made as per the. Sunny days are the best however even on partly sunny, overcast days, and cold days these. Introduction the one of the methods to purify the polluted water called solar water distillation system and it can be call as solar still.
Solar distillation is one of the important methods of utilizing solar energy for the supply of. Pdf distillation of water by solar energy sweet priyanga. Use different samples of water including a purely salt water sample, a half salt water half pure water sample and a sample of regular water for a control group. Alamogordo experienced monsoon storms nearly every day in august and the. The untreated water absorbs heat, slowly reaching high temperatures. Make your assumptions as to why you believe this is the case.
The amount of fluoride left in the distilled water was found to be below the recommended who limit. There are generally two processes that engineers have innovated in order to produce clean water. Vacuum distillation system aiming to use solar heat for desalination. Apart from this, india is a solar energy promising country with a good number. Pdf distillation is a process that removes filth and contaminants to produce still water from available water. Distillation is one of many processes that can be used for water purification, and a heating source. Feb 24, 2014 heres a look at the completed water distiller and its water production.
Solar stills for desalination of water in rural households. Solar water distillation safe drinking water foundation. Different designs and parametric study of solar water. Distillation is an attractive process to produce portable water using free of cost solar energy. Solar distillation project american society for engineering. Aug 24, 2014 build a solar water distiller whether you need water for your iron or water to drink, this project is easy and inexpensive and can be scaled up as needed.
Principal research scientist florida solar energy center introduction the florida solar energy center receives frequent requests for information about solar distillation for purify ing water. What are the hazards of using distilled water as drinking water. Mar 01, 2011 by itself, salt water is harmful to humans, but using a process known as distillation, salt water can become drinkable. Concentrated solar distillation as a means to purify salinebrackish water epa grant number. By itself, salt water is harmful to humans, but using a process known as distillation, salt water can become drinkable. Index terms distillation system, polluted water, purification, solar energy. Carocell solar desalination purification technology. As the upper atmosphere drops in temperature the vapors cool and convert back to water to form water. Water desalination for agricultural applications food and.
Solar distillation mimics the natural water cycle, in which the sun heats the sea water. Distillation of water using solar energy with phase change. The basic concept of the typical solar still starts with the suns energy going. Provide distilled water at the rate of 40 litershour as two subunits of 20 litershr. In this experiment you will convert salt water into fresh water using distillation, which involves boiling a salt solution so that the water of the solution is turned into water vapor or water gas. May 22, 2014 double slope type solar still department of mechanical engineering page 7 abstract the purpose of this project is to design a water distillation system that can purify water from nearly any source, a system that is relatively cheap, portable, and depends only on renewable solar energy. Water desalination using solar energy is suitable for potable water production from brackish and seawater. Fresh water is becoming scarce with time, leading to severe water crisis in many parts of the world. The basin time solar stills are simple in design, manufacturing. Concentrated solar distillation as a means to purify saline.
The main goal of this project was to fabricate and test a composite of different. Details of this project support or more information on this project is available for the members of. Engineering college, jai narain vyas university, jodhpur rajasthan b. The daily productivity of distilled water was found around 3. Project report on solar energy environmental pollution.
Water can be distilled at relatively low temperatures 0 to 100 c. A process for simultaneous solar distillation and drip irrigation the availability of highquality irrigation water is decreasing in many agricultural areas, while the volume of impaired water resources is increasing, due to irrigation drainage, industrial outflows, and sewage effluent. Design and construction of a solar water purification system using ultraviolet radiation bryan wilson december 12, 2014. Use energy from the sun to experiment with solar cooking. Heres a look at the completed water distiller and its water production. Thermal modeling and efficiency of solar water distillation. Kautilya institute of technology and engineering and school of management, sitapura, jaipur. The untreated water is placed into a still basin which absorbs heat, eventually reaching high temperatures, causing the water to evaporate, cool and condense into vapour, leaving the contaminants in the underlying.
To dispel a common belief, it is not necessary to boil water to distill it. A process for simultaneous solar distillation and drip irrigation. Analysis of the distilled water showed a significant decrease in the fluoride contamination level. A simple vacuum distillation system has been developed for the desalination of the seawater and for the purification of contaminated well water. A process for simultaneous solar distillation and drip irrigation the availability of highquality irrigation water is decreasing in many agricultural areas, while the volume of impaired water resources is increasing, due to irrigation drainage, industrial outflows, and. Simply elevating its temperature, short of boiling, will adequately increase the evaporation. Research highlights a solar distiller was designed and built to treat high fluoride contaminated water. A high rated solar water distillation unit for solar homes.
Perform the process on all three or more samples and determine how the concentration of salt affects the process. Matsumoto, mark, salinas, christopher, west, elizha, johnson, john, tam, kawai, javadinajjar, parham. Modification and operation of a full solar distillation desalination. Design and construction of a solar water purification system using ultraviolet radiation bryan wilson december 12, 2014 z15lf signature 1sbr date. Often the only available drinking water is saline, may have an elevated fluoride concentration, and may also have a significant fecal coliform load. Among the various methods of purification of water solar distillation is more prominent. Design and manufacturing of a solar water distillation unit juma yousuf alaydi assistant professor, industrial engineering department, iug, gaza abstract during the ware on gaza 20082009 there was real shortage of drinking water in the houses due to shortage of electrical supply, which has great affect on the human life especially on children. Solar distillation is the only attractive process for salinebrackish water by using solar energy. The carocell panels provide clean, drinkable water with no ongoing expense and requiring. Distillation is one of many processes that can be used for water purification and can use any heating source. Distillation using solar energy is a viable option for treating fluoride contaminated water. Were here to help you navigate stem learning at home while schools are closed due to covid19. May 14, 2015 this is a relatively simple treatment for salt water, brackish and much polluted water. Solar still,a water purifying technique project report slideshare.
Solar water distillation is relatively old technology for water purification compared to the latest ones. From the results of project calculations a truthful estimate was made to prototype the most effective geometries of the distiller and trough concentration system. The only net products are distilled water and sundried salt. Design and manufacturing of a solar water distillation unit. Automatic water distillation apparatus for the production of distilled water, corresponding. A solar distiller as a thermal systems design build test project. Solar distillation of water florida solar energy center. In some cases, such as extremely poor quality or salty water, solar stills may be the most practical way to treat the water. Use different samples of water including a purely salt water sample, a half salt waterhalf pure water sample and a sample of regular water for a control group. There is an important need for clean, pure drinking water in many developing countries. Senior project advisor art maccarley department head. Solar stills purify water through distillation, where pure water is vaporized out of collected dirty water and then condensed. Solar distillation is the process of removing salts and other impurities using the energy of the sun to get pure water for drinking. Solar water distillation is the process of using energy from the sunlight to separate freshwater from salts or other contaminants.
The heat causes the water to evaporate, cool, and condense into vapour, leaving the contaminants beh. Solar distillation of water fsec energy research center. Solar desalination rural municipal water applications for rural municipal water applications, the emphasis will be on solar desalination technologies such as solar distillation, multiple effect dehumidification, membrane distillation, ro etc. A project report on solar still submitted in partial fulfillment for the award of deptt. Solar distillation offers an opportunity to provide a lowtech solution yielding high quality water for people living in rural rajasthan. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Silmuru abb 23, a, 2012 solar desalination important. A schematic of an airgap membrane distillation unit is shown in figure 1. Passive solar water distillation is an inexpensive, lowtech alternative for pure drinking water without bottles, including types of distillers, cost comparisons, going automatic or electric. Aristotle did not invent the method, but he did document the process. Theoretical and experimental investigations on solar distillation of. The basic principles of solar water distillation are so. Somalia not only has ample amounts of sea water to purify and solar energy for power, it constantly struggles to battle widespread diseases that are circulated through contaminated water. There are a number of different types of solar distillation, but these are the ones that i have worked with.
Double slope type solar still department of mechanical engineering page 7 abstract the purpose of this project is to design a water distillation system that can purify water from nearly any source, a system that is relatively cheap, portable. People have been doing it for literally thousands of years. The history of when the technique was actually invented goes back farther than recorded history. The holes for the inlet of water, outlet of brackish water and outlet of pure water is made as per the convenience. Pdf design and construction of solar water distillation. Solar stills are easy to construct, can be done by local people from locally available materials, simple in operation by unskilled. Solar water distillation is the process of using the energy from sunlight to separate freshwater from salts or other contaminants.