post pc irrigation sensor
Post on 30-Dec-2015
29 Views
Preview:
DESCRIPTION
TRANSCRIPT
1
Post PC Irrigation SensorPost PC Irrigation Sensor
Post PC Computing, HUJI 2001
Lecturer: Prof. Scott Kirkpatrick
Presented by Ami Serri-Menkes
2
OverviewOverview
IntroductionCritical TasksTechnology RequirementsUsability IssuesConclusion
3
Current NeedsCurrent Needs
Water ConservationEnergy ConservationGreen Areas:
Agriculture
Horticulture
Nature Reserves
4
Project GoalsProject Goals
Low Power Irrigation ControllerSmart Sensor InputWeather Forecast Input
5
DescriptionDescription
Solar Irrigation ComputerSmart Sensors:
Solar Panel
Tensiometer - ‘Artificial Root’Solenoids – Electric ValvesFuture: Internet Weather Forecast
6
7
Competitive AnalysisCompetitive Analysis
Competitors –Manual Irrigation– Timer-based Irrigation
Strengths –Water Use Efficiency
Weaknesses– Price of Connectivity, Components
8
9
10
11
12
13
14
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
15
Data IntegrationData Integration
Time-based to Tension-basedDepends on Plants, Soil Type=> Calibration:min,max
16
17
User TestingUser Testing
(video clip)
18
Usability IssuesUsability Issues
3 Modes: Sensor,Auto-run/off,Manual=>2 Modes: Sensor, ManualOn/Off buttons confusing=>STN button or new Mode button
19
Future WorkFuture Work
Component and Data IntegrationCellular Connectivity (SMS?)New Sensors (LeafSense)Usability
20
ConclusionConclusion
Present: Prototype (non cellular)Future: ConnectedEnergy, Water, Fertilizer SavingsTime Savings
21
What We LearnedWhat We Learned
How to Develop IdeasTechnical AnalysisUser TestingSolar PowerIrrigation
22
ThanksThanks
Prof. Scott Kirkpatrick, HUJIIlan Porat, RotemHeiner Lieth, Loren Oki, UC DavisPost PC students
23
Related Web SitesRelated Web Sites
www.tipa.gov.illieth.ucdavis.eduwww.bermad.comwww.earthsystemssolutions.com
24
25
Questions/RemarksQuestions/Remarks
top related