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Sachin Kadam(SK) Bhiwandi Sachin Kadam(SK) Bhiwandi www.sachinkadam.webself.net www.sachinkadam.webself.net

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Sachin Kadam(SK) BhiwandiSachin Kadam(SK) Bhiwandi

www.sachinkadam.webself.netwww.sachinkadam.webself.net

Solar Powered Water Solar Powered Water Distillation DeviceDistillation Device

Eric Frasch, Mike Santorella, Mikio Yanagisawa, Stephen Eric Frasch, Mike Santorella, Mikio Yanagisawa, Stephen CoffrinCoffrinAdvisor: Professor Advisor: Professor Mohammed Mohammed TaslimTaslim

Problem StatementProblem Statement• 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

Project StatementProject Statement

• Design low cost, Design low cost, solar powered water solar powered water distillation device for distillation device for coastal areas of coastal areas of Africa without access Africa without access to clean drinking to clean drinking waterwater

Project GoalsProject Goals

• Solar poweredSolar powered

• AffordableAffordable

• 2-4 gallons per day2-4 gallons per day

• PracticalPractical

• EfficientEfficient

• Easy to cleanEasy to clean

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

Patent & Periodical Research Patent & Periodical Research ResultsResults

• Beneficial IdeasBeneficial Ideas– TroughsTroughs– Water height < 2 cmWater height < 2 cm– MirrorsMirrors

• Beneficial InformationBeneficial Information– Asymmetrical superior Asymmetrical superior

to other designsto other designs– 30% more efficient30% more efficient

Market SearchMarket SearchRainmaker 550TM

•Unit Cost - $479.00

•Estimated cost $400-$600

•Built & supplied by aid organization

El Paso Solar Energy Association (EPSEA) Aid

Project

•Not currently in production

•Very low output

The Water Cone®

Thermal CircuitThermal Circuit

• Energy balance at Energy balance at water, glass, and air water, glass, and air insideinside

• Spreadsheet program Spreadsheet program developeddeveloped

• Inputs Inputs Output Output temperaturestemperatures

• Results: 2 gallon Results: 2 gallon output requires ~ 1 moutput requires ~ 1 m22

Thermal Circuit ValidationThermal Circuit Validation

• Est. Solar Rad: 1.8 Est. Solar Rad: 1.8 kWhr/mkWhr/m22

• Input 2 LInput 2 L

• Output 200 mLOutput 200 mL

• Windspeed, TWindspeed, T∞∞, and , and other inputs entered other inputs entered into programinto program

2nd Prototype

Results: Twater > Tair > Tglass > T∞

Design OutlineDesign Outline

Input Tank

ReflectiveWalls

Adjustable Legs Output Tank

Float Valve

Troughs

Collection Unit

Insulation

Basin FeaturesBasin Features

• MirrorsMirrors• Slotted traySlotted tray

– Min. volume with max. Min. volume with max. surface areasurface area

• Black body surfaceBlack body surface• Easy to levelEasy to level

– Adjustable legsAdjustable legs– Mounted levelsMounted levels

• Max. water depth: 1.5 – 2 Max. water depth: 1.5 – 2 cmcm– Regulated by float valveRegulated by float valve

• Easy cleaningEasy cleaning– Wipe down tray with clothWipe down tray with cloth

Troughs

Bubble Level

Output Tank

Float Valve

Input & Output FeaturesInput & Output Features

• InputInput– Preheated water tankPreheated water tank– Tube leading to float Tube leading to float

valve/basinvalve/basin

• OutputOutput– Collection mechanismCollection mechanism– Stored under basinStored under basin– Easy to remove tankEasy to remove tank

Input Tank

Float Valve

Collection Unit

Design OverviewDesign Overview

• Cost: $379.77Cost: $379.77

• Highly insulated Highly insulated – no heat lossno heat loss

• Mirrors to reflect radiationMirrors to reflect radiation

• Small bodies of waterSmall bodies of water

• Self regulating water levelSelf regulating water level

• Easy cleanup / collectionEasy cleanup / collection

Future PlansFuture Plans

• Test Final PrototypeTest Final Prototype

• Decrease manufacturing costs ~ $90.00Decrease manufacturing costs ~ $90.00– Mold numerous partsMold numerous parts– Buy parts in bulkBuy parts in bulk

• Market DesignMarket Design– Red CrossRed Cross– Mercy CorpsMercy Corps– UNICEF UNICEF (United Nations International Children's Emergency (United Nations International Children's Emergency

Fund)Fund)

– WV WV (World Vision)(World Vision)

Questions?Questions?

Cost AnalysisCost AnalysisQty Price ($) Total Qty Actual Cost ($)

4 2.10 8.40 293" 6.414 6.28 25.12 1950 sq in. 10.631 24.37 24.37 All 7.962 3.98 7.96 All 8.942 4.47 8.94 1401 sq in. 15.661 11.98 11.98 743 sq in. 17.341 6.44 6.44 1817 sq in. 23.941 13.44 13.44 602 sq in. 6.951 7.59 7.59 All 12.992 9.98 19.96 159 sq in. 2.501 2.49 2.49 1 40.00

30 0.42 12.60 3 ft 1.452 1.99 3.981 0.79 0.791 2.98 2.983 4.69 14.07 Actual Cost ($)

2 2.99 5.981 2.29 2.291 12.99 12.991 3.97 3.971 7.97 7.97 175.004 1.88 7.522 13.56 27.124 1.69 6.76

12 0.33 3.962 7.97 15.941 40.00 40.001 9.68 9.68

Qty Price ($) Total

25.00

Qty Price ($) Total

1 175.00 175.001 3.10 3.104 2.50 10.00

528.39$ Total Material Cost

379.77$ Pro-Rated Final Build Total

Float Valve

Float Valve

24" x 36" x 0.093" Acrylic Sheet

Roll of Fiberglass Insulation

Item

Screws, handles, containers, tape, sealant, latches, paint/brushes, levels, cable ties, hardware, etc

2" Insulating Foam Sheet1" Insulating Foam Sheet6 Pack 12" x 12" Mirrored Tiles30" x 36" x 1/8" Glass Panel

Washers10' Roll of Weather Stripping

Roll of Fiberglass Insulation

2"x 4"x 96" Lumber2' x 4' Poplar Plywood

5 Gallon Gasoling CanRafter Hangers24" x 36" x 0.093" Acrylic SheetHollow Wall Anchors

2 pack of Line LevelsPack of Cable Ties30" x 36" x 1/8" Glass Panel2 Gallon Gasoline Can

HingePack of Wood Screws2 Door CatchesSealant

4' x 8' x 1" Insulating Foam Sheet6 Pack 12" x 12" Mirrored TilesDoor HandleTie Plates

Adhesive Type 2Stainless Steel Screws4' x 8' x 7/16" OSB4' x 8' x 2" Insulating Foam Sheet

Aluminum Basin5' Silicone Tubing

Item

Miscellaneous Costs

Item

Adjustable Legs

Screws, Tape, Paint, Brackets

Material Costs

Anticipated Costs

Item

2"x 4"x 96" Lumber2' x 4' Poplar Plywood6 Mil Poly SheetingAdhesive Type 1

Cost of Material Used

Item

Adhesive Type 1Adhesive Type 24' x 8' x 7/16" OSB

Miscellaneous Costs

50.00

Aluminum Basin (Free)

Importance of Solar PowerImportance of Solar Power

• UN Climate Change Conference (Indonesia)UN Climate Change Conference (Indonesia)• Attempting to agree to curb the amount of Attempting to agree to curb the amount of

greenhouse gas emissionsgreenhouse gas emissions

““The Earth's atmosphere is being changed at an The Earth's atmosphere is being changed at an unprecedented rate by pollutants resulting from wasteful fossil unprecedented rate by pollutants resulting from wasteful fossil fuel use ... These changes represent a major threat to fuel use ... These changes represent a major threat to international security and are already having harmful international security and are already having harmful consequences over many parts of the globe.... it is imperative to consequences over many parts of the globe.... it is imperative to act now.”act now.”

• Emphasizes the importance of using renewable Emphasizes the importance of using renewable resourcesresources

Solar Energy - BostonSolar Energy - Boston

December Average Value – 1530 Whr/m2

Solar Energy - SomaliaSolar Energy - Somalia

Average Value – 6000 Whr/m2