solar still
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hiiiiiii. sachin kadamTRANSCRIPT
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Shreeyash Shreeyash Polytechnic,AurangabadPolytechnic,Aurangabad A seminar onA seminar on Solar water distillation system Solar water distillation system
Sachin Kadam Nikhil MaindreSachin Kadam Nikhil Maindre
Avinash Gaikwad Ketan Meshram Avinash Gaikwad Ketan Meshram
Shubham Pandit (TY-MECH)Shubham Pandit (TY-MECH)
Prof.K.A.RajputProf.K.A.Rajput
GuideGuide
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Solar Water Distillation Solar Water Distillation DeviceDevice
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Overview/OutlineOverview/Outline
• IntroductionIntroduction
• NecessityNecessity
• DesignDesign
• System DevelopmentSystem Development
• Water distillationWater distillation
• WorkingWorking
• Advantages Advantages
• DisadvantagesDisadvantages
• ApplicationApplication
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NECESSITYNECESSITY
• Over 1 billion people Over 1 billion people without access to clean without access to clean water worldwidewater worldwide
• 26.8% in Africa26.8% in Africa
• Clean water essential to Clean water essential to stop spread of disease & stop spread of disease & improve overall healthimprove overall health
• Solar energy = untapped Solar energy = untapped resourceresource
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Design OutlineDesign Outline
Input Tank
ReflectiveWalls
Adjustable Legs Output Tank
Float Valve
Troughs
Collection Unit
Insulation
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System developmentSystem development
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Water DistillationWater Distillation
• Process that removes impurities & contaminantsProcess that removes impurities & contaminants
• How?How?– Heat water to point of vaporizationHeat water to point of vaporization– Water vapor condenses on cooler surfacesWater vapor condenses on cooler surfaces– Condensate runs off into collection binCondensate runs off into collection bin
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WorkingWorking
• The energy required to evaporate The energy required to evaporate water called as latent heat of water called as latent heat of vaporisation of watervaporisation of water
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AdvantagesAdvantages
• Cost EffectivenessCost Effectiveness
• Free of charge sun energy (during sunlight it Free of charge sun energy (during sunlight it eliminates 500 Watt electric consumption per eliminates 500 Watt electric consumption per one hour of sunlight)one hour of sunlight)
• We provide quality water for personal and We provide quality water for personal and industrial useindustrial use
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DisadvangesDisadvanges
• Low production capacity, not enough for the Low production capacity, not enough for the drinking water needs of the average familydrinking water needs of the average family
• Solar distillers don’t kill bacteria and they Solar distillers don’t kill bacteria and they don’t break down harmful chemicals because don’t break down harmful chemicals because they don’t boil the waterthey don’t boil the water
• The large area tilted glass cover might be an The large area tilted glass cover might be an attraction to bugs and insectsattraction to bugs and insects
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ApplicationApplication
• For industrial processFor industrial process
• For sterilizationFor sterilization
• For battery maintanance and radiatorFor battery maintanance and radiator
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Thank Thank YouYou