team 10 jared huffman, brianna bultema, achyut shrestha, and christopher michaels
TRANSCRIPT
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Team 10Team 10
Jared Huffman, Brianna Bultema, Achyut Shrestha, Jared Huffman, Brianna Bultema, Achyut Shrestha, and and
Christopher MichaelsChristopher Michaels
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Introduction and OutlineIntroduction and Outline Project SummaryProject Summary Design StatusDesign Status ConclusionConclusion
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Project SummaryProject Summary
A Brief OverviewA Brief OverviewTask BreakdownTask BreakdownPurpose of a Microbial Fuel CellPurpose of a Microbial Fuel Cell
Power ManagementPower ManagementFeedingFeedingPower GenerationPower Generation
How a Biobattery WorksHow a Biobattery Works
Project SummaryProject Summary Design StatusDesign Status Planning Planning ConclusionConclusion
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Project SummaryProject Summary
Schematic courtesy of Derek R. Lovely Schematic courtesy of Derek R. Lovely (Microbial Energizers: Fuel Cells the Keep Going?)(Microbial Energizers: Fuel Cells the Keep Going?)
Project Summary Project Summary Design StatusDesign Status ConclusionConclusion
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Design NormsDesign Norms
StewardshipStewardship
Reduce the usage of corrosive chemicalsReduce the usage of corrosive chemicals
TrustTrust
Dependable, ReliableDependable, Reliable
JusticeJustice
Rights of Non-UsersRights of Non-UsersProject Summary Project Summary Design StatusDesign Status ConclusionConclusion
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DesignDesign
Case DesignCase DesignMust be less than 30lbs. and smallMust be less than 30lbs. and small
Considering using an Air Cathode design to reduce Considering using an Air Cathode design to reduce weight from 65 lbs. for greater portabilityweight from 65 lbs. for greater portability
Have consulted Professor Hozalski at Have consulted Professor Hozalski at Professor Wonder’s recommendationProfessor Wonder’s recommendation
Project SummaryProject Summary Design Status Conclusion
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DesignDesign
Fuel cell arrangement and compositionFuel cell arrangement and composition Will use a combination of serial and parallel circuit Will use a combination of serial and parallel circuit
designdesign Lower chance of battery and circuit failureLower chance of battery and circuit failure
Will use Geobacter MetallireducensWill use Geobacter Metallireducens Will use aerobic bacteria for protection against airWill use aerobic bacteria for protection against air
Close proximity Graphite Mesh for electrodeClose proximity Graphite Mesh for electrode Cellophane membraneCellophane membrane
Project SummaryProject Summary Design Status Conclusion
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DesignDesignFeedingFeeding
Project SummaryProject Summary Design Status Conclusion
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DesignDesign
Power ManagementPower ManagementMonitoringMonitoring
Must alert user of excessive current draw and Must alert user of excessive current draw and feeding times feeding times
Must alert user of cell and circuit failureMust alert user of cell and circuit failurePlanning to use an ADC, microprocessor, and LCDPlanning to use an ADC, microprocessor, and LCD
Project SummaryProject Summary Design Status Conclusion
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DesignDesign
More Power ManagementMore Power ManagementRegulationRegulation
Must output 4.75V-5.25V and 100mA-500mA for USB compatibilityMust output 4.75V-5.25V and 100mA-500mA for USB compatibilityMust overcome low current problemMust overcome low current problemWill use the 61000 series regulating chip design from Texas InstrumentsWill use the 61000 series regulating chip design from Texas Instruments
Must step up voltage to about 5V from about 3.3VMust step up voltage to about 5V from about 3.3V
Project Summary Project Summary Design StatusDesign Status ConclusionConclusion
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Testing and PrototypingTesting and Prototyping
Have constructed an experimental case with the Have constructed an experimental case with the desired membranedesired membrane Testing still in progressTesting still in progress Nafion membrane second choiceNafion membrane second choice
Have electrical design almost finalizedHave electrical design almost finalized Will need to test it in lab due to inability to test via Will need to test it in lab due to inability to test via
computer simulationcomputer simulation
Project SummaryProject Summary Design Status Conclusion
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Current Schedule andCurrent Schedule andExpensesExpenses
No changes in plans for expensesNo changes in plans for expensesHave spent $10 on parts to test membranesHave spent $10 on parts to test membranes
Are on scheduleAre on scheduleWill have design and testing completed by Will have design and testing completed by
March 17March 17Will have presentation ready for industrial Will have presentation ready for industrial
consultant on March 19consultant on March 19
Project SummaryProject Summary Design Status Conclusion
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ConclusionConclusion
Are meeting design normsAre meeting design normsProgressing on all parts of the designProgressing on all parts of the design
Making progress on testingMaking progress on testingNeed to finalize some portions of the Need to finalize some portions of the
designdesignOn schedule and within budgetOn schedule and within budget
Project SummaryProject Summary Design Status Planning Conclusion
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Questions and CommentsQuestions and Comments