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Cal Poly San Luis Obispo UAS Design November 22, 2013
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Meet the Team: Group A 2
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Meet the Team: Group B 3
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Meet the Team: Group C 4
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Concept of Operations
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What is the Problem? 6 Cal Fire Name Cal Fire Statistics (2013) 6,181 Fires 150,000 Acres burned $172 million budget allocated Fires located throughout the state
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What are the Challenges? 7 National Geographic Name Over 31 million acres of land under Cal Fire jurisdiction Mountainous forest terrain Difficult to maintain situational awareness and communication
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No Ideal Solution Exists 8Name No Single Vehicle Meets All Requirements
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Our Design Philosophy 9Name Firefly’s mission is to deliver the best long- endurance fire spotting vehicle which will both fly patrols to identify early-stage fires and provide situational awareness and on-station surveillance to the firefighter and commander.
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Our Vision: On Patrol 10Name Launch from either a Cal Fire base or truck in- situ with an EO and IR camera as a standard payload. UAV will autonomously survey a pre-selected area or route, watching for heat signatures which may indicate a fire. If a fire is detected, UAS will alert the operator and enter into a loiter pattern while fighters are dispatched
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Our Vision: On Patrol 11Name Graphic showing Stationary launch
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Our Vision: On-Station Support 12Name UAS can deploy with first responders or remain on station, if already present, to autonomously provide instantaneous situational awareness to the commanders. UAS will be able to: Map fire areas Watch for flare-ups Provide communication relays Provide live video feed Keep track of response units
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Our Vision: On-Station Support 13Name
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Operator Launch Timeline 14Name Cal Fire Receives Order to Launch User Sets Up Launcher Vehicle Begins Pre-Flight Testing User Programs Initial Flight Path Vehicle is Launched
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Vehicle Patrol Timeline 15Name Vehicle is Launched User Selects Patrol Area Autonomously Surveys Area Alerts User When Fire Detected Maps Fire Perimeter Remains on Station
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Patrol Launch 16Alex Hernandez
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Vehicle On-Station Timeline 17Name Fire is Detected User Selects Flight Path En Route Autonomous Flight Alerts User When Fire Detected Maps Fire Perimeter Remains on Station
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En Route Launch 18Alex Hernandez
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Ground Control Solutions 19Tyler Kowallis
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Ground Control Solutions 20Tyler Kowallis
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Ground Control Solutions 21Tyler Kowallis
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Command and Control 22Name
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Command and Control 23Name
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Command and Control 24Name
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Command and Control 25Name
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Communications Network 26Name Graphic with communications network diagram
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Multiple Payload Options 27Name
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Fast Re-launch 28Name Graphic showing Quick Re-Launch Timeline and Payload Swap
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Pixels on Target 29Name Graphic showing how increased POT improves situational awareness
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Ruggedness and Availability 30Name 95% availability, define
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31Name A B C D E F G Typical Mission A.Quick launch < 60 sec B.5 mile dash to first target, with POT < 2 min C.Loiter on target for 5hr D.5 mile dash to second target, with POT < 2 min E.Loiter on target for 5hr F.Egress 2 miles G.Recovery Google Earth
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Typical Mission 32Name Defining Success KPPs: Launch Time, Time on Station, Ingress Time Launch Time: < 60 sec Minimum Time on Station: 5 hrs/station Maximum Ingress Time: 2 min Google Earth
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33Name Survey Mission A.Quick launch <60 sec B.Cruise out 1 miles C.Survey D.Return to base E.Recovery Google Earth A B C D E
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Survey Mission 34Name Defining Success KPPs: Launch Time, Acre/Hr, Total Acre Maximum Launch Time: < 60 sec Minumum Acre/Hr: ??? Minumum Total Acre : ??? Google Earth
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35Name Loiter Mission A.Quick launch < 60 sec B.Overhead loiter 12hr C.Recovery Google Earth A B C
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Loiter Mission 36Name Defining Success KPPs: Launch Time, Time on Station Maximum Launch Time: < 60 sec Minimum Time on Station: 12 hr Google Earth
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A B C D E 37Name Range Mission A.Quick launch < 60 sec B.Cruise out 25 miles C.Loiter on target for 8hr D.Egress 5 miles E.Recovery Google Earth
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Range Mission 38Name Defining Success KPPs: Launch Time, Range, Time on Station Maximum Launch Time: < 60 sec Minimum Range: 25 mi Minimum Time on Station: 8 hr Google Earth
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Requirements
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Assumed Requirements The UAS must be transportable by the Cal Fire Model 34 fire truck Will remain operational at night 40 Name
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Driving Requirements Top 4 Driving Requirements 1.20,000 ft. ceiling 2.12 hr. endurance 3.Communications 4.FAA Certification 41 Name
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Ceiling Requirement Tree Line: 10,000 ft. Max Elevation: 14,000 ft. Flight Ceiling: 20,000 ft. Name42
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Long Endurance 43Name Graphic Depicting Various Endurance Times and Coverage Areas
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Communications Challenges 44Name Graphic with communications challenges
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FAA Certification 45Name FAA Guidance: Must File IFR Flight Plan ADS-B Out Equipped Must Communicate with ATC Full Control Override Authority
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Concept Comparison
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Design Strategy 47Name Firefly will achieve the missions specified in the RFP by incorporating a highly efficient flight vehicle design and advanced, low-power electronics and sensors.
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Figure of Merit 48Nick Collison
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Figure of Merit Explained 49Nick Collison Lifetime System Cost Research, Development, and Test Acquisition Operation and Support Disposal
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Key Performance Parameters 50Name Mission Success Pixels on Target Time on Station Dash TimeAcre/ Hr Launch/ Recovery Time Total Acre Acoustic and Visual Detection System Cost
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Battery Mass Fraction Analysis 51Trevor Hahm Endurance Time (Hours) Assumptions n = Peukert Constant = 1.3 h = 10,000 ft k = 0.13 Lance W. Traub. "Range and Endurance Estimates for Battery-Powered Aircraft", Journal of Aircraft, Vol. 48, No. 2 (2011), pp. 703-707. * β=0.32 β=0.41 β=0.64 Specific Energy = 170 Wh/kg
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Weight Breakdown Analysis 52Trevor Hahm TABLE SHOWING WEIGHT BUILD-UPS FROM SWaP ANALYSIS
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Electric vs. Gas Power Trade Study Ryan Godfrey53
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Sizing Analysis Ryan Godfrey54
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General Picture Concept 1 NAME55
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Vehicle Sizing Plot for Various Ceiling Altitudes and Endurances Concept 1 NAME56
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General Picture Concept 2 NAME57
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Vehicle Sizing Plot for Various Ceiling Altitudes and Endurances Concept 2 NAME58
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MetricWeightingConcept 1Concept 2 Metric 1 Metric 2 Metric 3 Metric 4 Metric 5 Metric 6 Total Concept Trade Study NAME59
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Conclusion
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Recommended RFP Revisions and Configuration Our Recommendation NAME61
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