Upload
others
View
6
Download
0
Embed Size (px)
Citation preview
CASCADE(Complex Autonomous aircraft Systems Configuration, Analysis and Design Exploratory)
Need
SystemDesign
FieldTrials
Knowledge
Case Studies
• CaseStudyFocus• Safety• Capability
• SampleaVolcanoPlume?• Gasdetection• Ashdetectionandsamplecollection• Visuals– visiblelightandmultispectral
• TargetLocations• Montserrat– Gasmeasurement&visualmonitoring• Guatemala– Ashdetectionandsamplecollection• Chile(probablyone-off)– Gasmeasurement– detailslater• PossibleDeepCarbonObservatoryfieldproject
3
23 May 2018*InConfidence*
Chances Peak, MontserratGasmeasurement&visualmonitoring
4
23 May 2018
5
23 May 2018
• Airport• Observatory• PotentialLandingSites
6
23 May 2018
• MapKey:• RedCircle 3.3kmradiusfromsummit• PinkCircle 2kmradiusfromsummit• YellowArea ProposedFlightZone
• BVLOSApplication• 22nd Aprilthroughto30th April2018• ExemptiontotheAirNavigation(Overseas
Territories)Order2014• ASSI– AirSafetySupportInternational
7
23 May 2018
• ObjectivesofAprilflights• MakecontactswithinATC• Workthroughestablishingandoperating
withinanexclusionzone• MavicPro&Phantom
• WhyMontserrat• SafetyCaseandinteractionwithATCwill
bechallengingtogivefullcoverage• Regularcommercialflights(twinengine)
andsightseeingtripsfromotherislands• ComesunderUKASSIcontrol• Busyenoughtobechallenging,small
enoughtobefeasible!• Changingterrainofsignificantinterest• Significantdegassingofsignificantinterest• Interestindepositingandrecovering
sensorsatthesummit
SafetytCapability
8
23 May 2018
• PotentialtoworktowardsoperationsfromtheAirport
• ATCkeentoworkwithCASCADE
https://app.airmap.io/
9
23 May 2018Flight Demonstrations over Plymouth
• 120m altitude• DJI Phantom 3 Professional• 26/3/2018• MVO have not ordered a
Phantom 4 Professional!
10
23 May 2018
Flight Demonstrations over Plymouthe.g. DEM - Digital Elevation Model
11
23 May 2018
Current OperationsMinimum 2 hr/wk helicopter operations
+• Complement not replace• Potential for helicopter
deployment• Fixed wing & rotary wing
12
Fixed Wing – up to 20kg
• Developnewfixedwingplatform• Bristol,Manchester&Southampton?• 10-20kgMTOWrange• Fieldoperations• Designawayday?• Suggestedstartingpointfortheplanform?
13
• Helicopterdeployed• Dropfromthehelicopter• Releasedabovethegasplume• Simplelightweightsensors• Autonomousrecovery• Interestingpathplanningchallenges• ProofofconceptusingCOTSplatform
14
• RotaryWing- Vulcan• Gasplumemeasurements• Verticaltransects• Plumedevelopmentdownwind• Sensordeploymentatthesummit
View of the gas plume from Plymouth
15
23 May 2018
Volcán de Fuego, GuatemalaAshdetectionandSamplecollection
16
23 May 2018
Image credit: Albert Dros. www.albertdros.com
Volcán de Fuego, Guatemala
Guatemala, November 2017
18
Regular Strombolian activity
With paroxysms every 3-5 weeks
19
Volcán de Fuego, Guatemala
Image credits (left to right): IM Watson, Andy Shepherd/National Geographic
GUA
Fuego40km
Source: Washington VAAC
0
10
20
30
40
50
Jan-99 Jan-01 Jan-03 Jan-05 Jan-07 Jan-09 Jan-11 Jan-13 Jan-15 Jan-17
Volcano de Fuego, Monthly VAAs1999 - present
Observations
MobileFLIR
RSAM
Webcam
Aviation Hazards - Fuego
Fuego
~8km
~3kmBarrancas
Volcán de Fuego Flight Plans
22
Regular Small Ash Plumes to Target
Take-off & Landing!?
23
Feb 2016
• Volume added: +44,850 m3 over 4 days
• Extrusion rate: ~0.13 m3/s (~0.08 m3/s DRE)
Average point density:
19 Feb17: 635 m-2 (0.04 m)23 Feb17: 814 m-2 (0.035 m)
Photogrammetry
Aeris prototype sensor module (SO2, H2S, CO2, HCl)Collaborative product development with Airgraph systems
Miniaturised multiGAS(SO2, H2S, CO2)In collaboration with
Aiuppa et al., INGV Palermo
Pacaya In-plume Gas Measurements
• Drop in throttle
• Upwards vertical acceleration
• Nose down correction
Plume Detection
Flight through cloud
Temperature and humidity spike indicates plume
Plume Detection
Villarrica, ChileGasmeasurement– March2018
28
23 May 2018
29
23 May 2018
• RotaryWing- Vulcan• March2018• Pointandgridmeasurementofgas
concentrationsinthevent
30
23 May 2018
• PapersubmittedtoJournalofGeochemistry,Geophysics,Geosystems,May2018
• Acknowledgementaspartofawidergroup…
Collect High Altitude Air SamplesInitialdesignwork
31
23 May 2018
32
23 May 2018
• Currentwork• Initiallabworkonreversiblecollective
mechanism• Modellingofdifferentconceptsfor
discussionwithBill!• Needforjointmeeting- Manchester,
Southampton,Bristol&METoffice.
Any Questions?
33
23 May 2018