logging in or signing up OFF THE GRID Petronilla Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINTLite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 387 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: January 10, 2008 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... By: a_alazab (10 month(s) ago) I think the off grid concept will occupy geart concern in the nextdays Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript OFF THE GRID: OFF THE GRID Property Irrigation System Alex Chepeska Outline: Outline Project Objective Background Design Decisions Analysis and Testing Results Implications and Future Recommendations Goals and Objectives: Goals and Objectives Design irrigation system for remote areas of property with sparse water Automate system Must run without access to conventional power Modify existing design Increase functionality Manufacture using readily available materials Low cost “Do-it-yourself” kit Previous System: Previous System Springs along stream served as water source Pump at each spring As output decreases more pumps added 4 years of dry summers + 4 springs + 8 pumps =60 GPHCurrent System: Current System 4000 sq. ft. garden space 6 foot well producing 120 GPH 4 pumps deliver water up 12 feet to crops Distributed via drip irrigation Solar panels to charge 12v batteries Requires 2491 gallons/week Problems: Problems Clogging pumps and tubing When system is off water flows backward into well Well produces 1/5 of the pumps capacity Weather limits solar panel use Pumps consume extra amps when batteries are full Abundant water overflows stationsPossible Concepts: Possible ConceptsDesign Concept 2:: Design Concept 2:Other Design Decisions: Other Design Decisions FMEA Design for X analysis Manufacture Assembly Maintenance Recycling Windmill: Windmill Type Size Blades Permits Windmill Base: Windmill Base 1/8” angle iron 12’ in height Triangular shape Setup instructions 20-6’ sections Windmill Blades: Windmill Blades PVC Home made construction Cut into quarters Generator: Generator Home Made Alternator Permanent magnet generatorPump Selection: Pump Selection 110v Sump Pump Inverted from 12v battery $70-$80 Replaces multiple 12v pumps Reservoir: Reservoir Sold at many stores Easy to maintain Under $50 Screen or full cover Automation Control: Automation Control Backflow prevention valve Auto shutoff Rain sensor Control boxMaterial List: Material ListTesting: TestingResults: Results GPM = (HP*2178) / Feet of head = (1/6*2178) / 12 = 30.25 GPM Pump ran for 30 minutes So ….→ 30.25 GPM * 30 minutes = 907.5 gallons pumped Battery Usage: Plan for 12,000 sq. ft. * 1” per week= 1000 cubic feet 1000 * 7.48 gal./cubic foot = 7,480 gallons 1 battery can pump 907.5 gallons 7,480 / 907.5 = 8.24 batteries per week Battery UsageAverage Wind power: Average Wind powerWindmill Charge Time: Windmill Charge Time 6 foot diameter Blades Ave wind speed = 10 mph Windmill Charge Time: Windmill Charge Time This gives approximately 51 Watts output 50 W/ 12v *24 Hrs= 100 amp-hrs of charge Batteries require 75 amp-hours to fully charge 50 W/ 12v * X hrs = 75 amp-hours X= 18 hours to charge 1 battery Implications: Implications Find way to charge/discharge all batteries in succession Lead-Acid batteries maintain voltage when dead Parallel setup One way diode Conclusions: Conclusions Input spreadsheet with recommended specifications Can be applied to any size property/budget Feasible, but needs more physical testing Do-It-Yourself Kit: Do-It-Yourself Kit Spreadsheet Windmill building instructions Windmill blade creation instructions Recommended products Entire system assembly instructions Future Recommendations: Future Recommendations Generator construction Different windmill designs Fully constructed system and testingQuestions: Questions You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
OFF THE GRID Petronilla Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINTLite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 387 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: January 10, 2008 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... By: a_alazab (10 month(s) ago) I think the off grid concept will occupy geart concern in the nextdays Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript OFF THE GRID: OFF THE GRID Property Irrigation System Alex Chepeska Outline: Outline Project Objective Background Design Decisions Analysis and Testing Results Implications and Future Recommendations Goals and Objectives: Goals and Objectives Design irrigation system for remote areas of property with sparse water Automate system Must run without access to conventional power Modify existing design Increase functionality Manufacture using readily available materials Low cost “Do-it-yourself” kit Previous System: Previous System Springs along stream served as water source Pump at each spring As output decreases more pumps added 4 years of dry summers + 4 springs + 8 pumps =60 GPHCurrent System: Current System 4000 sq. ft. garden space 6 foot well producing 120 GPH 4 pumps deliver water up 12 feet to crops Distributed via drip irrigation Solar panels to charge 12v batteries Requires 2491 gallons/week Problems: Problems Clogging pumps and tubing When system is off water flows backward into well Well produces 1/5 of the pumps capacity Weather limits solar panel use Pumps consume extra amps when batteries are full Abundant water overflows stationsPossible Concepts: Possible ConceptsDesign Concept 2:: Design Concept 2:Other Design Decisions: Other Design Decisions FMEA Design for X analysis Manufacture Assembly Maintenance Recycling Windmill: Windmill Type Size Blades Permits Windmill Base: Windmill Base 1/8” angle iron 12’ in height Triangular shape Setup instructions 20-6’ sections Windmill Blades: Windmill Blades PVC Home made construction Cut into quarters Generator: Generator Home Made Alternator Permanent magnet generatorPump Selection: Pump Selection 110v Sump Pump Inverted from 12v battery $70-$80 Replaces multiple 12v pumps Reservoir: Reservoir Sold at many stores Easy to maintain Under $50 Screen or full cover Automation Control: Automation Control Backflow prevention valve Auto shutoff Rain sensor Control boxMaterial List: Material ListTesting: TestingResults: Results GPM = (HP*2178) / Feet of head = (1/6*2178) / 12 = 30.25 GPM Pump ran for 30 minutes So ….→ 30.25 GPM * 30 minutes = 907.5 gallons pumped Battery Usage: Plan for 12,000 sq. ft. * 1” per week= 1000 cubic feet 1000 * 7.48 gal./cubic foot = 7,480 gallons 1 battery can pump 907.5 gallons 7,480 / 907.5 = 8.24 batteries per week Battery UsageAverage Wind power: Average Wind powerWindmill Charge Time: Windmill Charge Time 6 foot diameter Blades Ave wind speed = 10 mph Windmill Charge Time: Windmill Charge Time This gives approximately 51 Watts output 50 W/ 12v *24 Hrs= 100 amp-hrs of charge Batteries require 75 amp-hours to fully charge 50 W/ 12v * X hrs = 75 amp-hours X= 18 hours to charge 1 battery Implications: Implications Find way to charge/discharge all batteries in succession Lead-Acid batteries maintain voltage when dead Parallel setup One way diode Conclusions: Conclusions Input spreadsheet with recommended specifications Can be applied to any size property/budget Feasible, but needs more physical testing Do-It-Yourself Kit: Do-It-Yourself Kit Spreadsheet Windmill building instructions Windmill blade creation instructions Recommended products Entire system assembly instructions Future Recommendations: Future Recommendations Generator construction Different windmill designs Fully constructed system and testingQuestions: Questions