post pc irrigation sensor
DESCRIPTION
Post PC Irrigation Sensor. Post PC Computing, HUJI 2001 Lecturer: Prof. Scott Kirkpatrick Presented by Ami Serri-Menkes. Overview. Introduction Critical Tasks Technology Requirements Usability Issues Conclusion. Current Needs. Water Conservation Energy Conservation Green Areas: - PowerPoint PPT PresentationTRANSCRIPT
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Post PC Irrigation SensorPost PC Irrigation Sensor
Post PC Computing, HUJI 2001
Lecturer: Prof. Scott Kirkpatrick
Presented by Ami Serri-Menkes
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OverviewOverview
IntroductionCritical TasksTechnology RequirementsUsability IssuesConclusion
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Current NeedsCurrent Needs
Water ConservationEnergy ConservationGreen Areas:
Agriculture
Horticulture
Nature Reserves
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Project GoalsProject Goals
Low Power Irrigation ControllerSmart Sensor InputWeather Forecast Input
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DescriptionDescription
Solar Irrigation ComputerSmart Sensors:
Solar Panel
Tensiometer - ‘Artificial Root’Solenoids – Electric ValvesFuture: Internet Weather Forecast
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Competitive AnalysisCompetitive Analysis
Competitors –Manual Irrigation– Timer-based Irrigation
Strengths –Water Use Efficiency
Weaknesses– Price of Connectivity, Components
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Technology RequirementsTechnology Requirements
Power Budget:– 9V battery: 5.085 WHr– Solar panel: 12-30WHr/Day
Power Consumption:– 1 Solenoid: 14mWHr/Day– 4 Solenoids: 64mWHr/Day.– CPU+Display: 7mWHr/Day– Tensiometer: 3mWHr/Day.– Cellular: 25mWHr/Day (listen mode)
Total: 100mWHr/Day
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Data IntegrationData Integration
Time-based to Tension-basedDepends on Plants, Soil Type=> Calibration:min,max
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User TestingUser Testing
(video clip)
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Usability IssuesUsability Issues
3 Modes: Sensor,Auto-run/off,Manual=>2 Modes: Sensor, ManualOn/Off buttons confusing=>STN button or new Mode button
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Future WorkFuture Work
Component and Data IntegrationCellular Connectivity (SMS?)New Sensors (LeafSense)Usability
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ConclusionConclusion
Present: Prototype (non cellular)Future: ConnectedEnergy, Water, Fertilizer SavingsTime Savings
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What We LearnedWhat We Learned
How to Develop IdeasTechnical AnalysisUser TestingSolar PowerIrrigation
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ThanksThanks
Prof. Scott Kirkpatrick, HUJIIlan Porat, RotemHeiner Lieth, Loren Oki, UC DavisPost PC students
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Related Web SitesRelated Web Sites
www.tipa.gov.illieth.ucdavis.eduwww.bermad.comwww.earthsystemssolutions.com
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Questions/RemarksQuestions/Remarks