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UrbanAirMobility:AStateofArtAnalysis
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UrbanAirMobility:AStateofArtAnalysis
DominiqueGillis2(B),MassimilianoPetri1,AntonioPratelli1,IvanaSemanjski2,3,andSilvioSemanjski4
1
DepartmentofIndustrialandCivilEngineering,UniversityofPisa,Pisa,Italy
{m.petri,a.pratelli}@ing.unipi.it
2
DepartmentofIndustrialSystemsEngineeringandProductDesign,GhentUniversity,Ghent,Belgium
{Dominique.Gillis,Ivana.Semanjski}@UGent.be
3
IndustrialSystemsEngineering(ISyE)—FlandersMake@GhentUniversity,Kortrijk,Belgium4SealAeronauticaS.L.,Barcelona,Spain
silvio.semanjski@
Abstract.UrbanAirMobility(UAM)isanaerialcomponentofurbanmobilitysystemwhichintegratesanemergingtransportmode,UnmannedAerialVehicles(UAV),alsoknownasdrones,intomultimodalurbanmobilitycontext.UAMhaspotentialtobringnewservicesrelatedtobothpassengersandlogistic/freightmobility(likepassengercarryingairtaxisorsmallpackagedeliverydrones)aswellasenablebetterresilienceinemergencysituationsresultingduetovariouscauses(forexample,traf?caccidents,traf?ccongestion,catastrophiceventsandothers).Suchnewservices,acceleratedthankstotherecentintroductionofVerticalTake-OffLanding(VTOL)capablevehicles,abletoneedlessairspacetotake-offorlanding,havethepossibilitytotransformthewaypeoplemovewithin,aroundandbetweenurbanareasbyshorteningcommutetimes,bypassinggroundmobilitycongestionandenablingspeci?candorientedpoint-to-point?ightacrossthecities.AscurrentlytheUAMintegrationsarestillhinderedbyanumberofconstraints,inthispaperweprovideanoverviewofUAMlegislativeframeworks,withparticularfocusonEuropeanUnion(EU),togetherwiththeoverviewofthemostrelevantUAMcasestudiesandthepotentialnewUAMservices.
Keywords:UrbanAirMobility·Sustainablemobility·Passengermobility·Logisticandfreightdelivery
1Introduction
Inrecentyears,UnmannedAerialVehicles(UAV),alsoknownasdrones,havegainedmuchrelevance.TheinitialapplicationsofUAVtechnologiesincludedasomewhatlim-itednumberoftasks,suchasaerialphotographyormapping,thatwereeithercostlyorinconvenienttobeperformedusingtraditionalaerialvehicles.However,withtheadvancesconcerningthepayloadofUAVsandrelevanttechnologies,thenumberofpossibleapplicationshaverapidlyexpandedpavingthewayforfutureUAVbasedser-vices.Thisisevenmorehighlightedinthecontextofanumberofcatastrophicand
?SpringerNatureSwitzerlandAG2021
O.Gervasietal.(Eds.):ICCSA2021,LNCS12950,pp.411–425,2021.
/10.1007/978-3-030-86960-1_29
412D.Gillisetal.
emergencyevents(duetoclimatechange,totherecentpandemicandothercauses).Hence,ithasbecomeevidentthatUAVswillmakeupanincreasinglyrelevantcompo-nentofthemobilitysystem,whenitcomestotransportationofbothfrightandhumans,intheyearstocome.
Nonetheless,theinitialpilotstudiesanddemonstratorusecasesindicatethattherearestillanumberofchallengesassociatedwiththewideradoptionofUAVbasedser-vices.Forone,UAVswillneedto?tintoexisting,bothgroundandaviation,systemstoensureongoingsafetyandpublicacceptance.Thesesystemshavebeenestablishedforawhileandareunderpinnedbyanumberofregulationsandstandards,whicharere?ectedininternationalconventions,nationallegislations,regulations,andpractices.IntegratingUAVsservicesandoperationsintothesesystemswithoutcompromisingthesafetyorsecuritywillpresentasigni?cantchallengeformanyyearstocome.ThisisespeciallypronouncedinurbanareaswhereUAVsrepresentUrbanAirMobility(UAM)com-ponentofurbanmobilitysystem,characterisedbydenselypopulatedareasandhighlyinterlinkedmobilitysystemnetworksandhumanandfreightmobilitypatterns.Associ-atedchallengesaslegalandregulatory,environmental,certi?cation,publicperceptionandinfrastructureconstraintsbecomeevenmoreevidentinsuchcontext,hinderingthepotentialuseandfuturedevelopmentofUAM.
InordertosupportongoingUAMdevelopmentefforts,inthispaper,weprovideanoverviewofUAMlegislativeframeworks,withparticularfocusonEuropeanUnion(EU).Thissectionisfollowedbytheoverviewofthemostrelevantcasestudies,startingfrominter-governmentalurbanairtransportcollaborativeprogrammesandcontinuingwiththeanalysisoftheindividualnational,regionalorlocalapplications,withintheEUandwider.ThisisfollowedwiththebriefdiscussiononUAMandpotentialnewUAMservices.
2LegalandRegulatoryAssessment
AstheEUagencyresponsibleforregulatingairoperationsandaircraftairworthinesscerti?cation,theEuropeanUnionAviationSafetyAgency(EASA)hasinitiatedarule-makingprocesswhichasagoalhasregulatedVTOLaircraftuseinbothproductionandoperations,throughdevelopmentofregulatorybuildingblockstoenablesafeVTOLoperationandnewairmobilityinEurope.The?rstbuildingblockisacompletesetofdedicatedtechnicalspeci?cationsintheformofaspecialconditionforVTOLair-craft.Thisspecialconditionaddressestheuniquecharacteristicsoftheseproductsandprescribesairworthinessstandardsfortheissuanceofthetypecerti?cate,andchangestothistypecerti?cate,forapassenger-carryingVTOLaircraftinthesmallcategory.Certi?cationwiththissmallcategorySpecialConditionappliestoanaircraftwithapassengerseatingcon?gurationof9orlessandamaximumcerti?edtake-offmassof3175kg(7000lbs)orless.
Asapartoftheworkonthesecondbuildingblock,in2020theEASAhaspublishedtheProposedMeansofCompliancewiththeSpecialConditionVTOLtoaddresstheapplicant′srequestsforclari?cationofEASA’sinterpretationoftheseobjectivesandofpossibilitieshowtodemonstratecompliancewiththem.
Asapartofworkonthethirdbuildingblock,alsoin2020theEASAhaspublishedproposedmethodsonhowtocertifyhybridorelectricairtaxis(VTOL)[Ref.].This
UrbanAirMobility:AStateofArtAnalysis413
SpecialConditionhasbeendevelopedtosupportApplicationsreceivedbytheAgencyforthecerti?cationofElectricand/orHybridPropulsionSystems.ThisSpecialConditionisarticulatedsoastoprovideobjectivebasedcerti?cationrequirementswhichareindependentofthepropulsionsystemdesignorarchitecture.ThetypeoftechnologyusedinthepropulsionsystemwillbeaddressedintheAcceptableMeansofCompliance.
3ActualUAMApplicationStateofArt
Inthissection,wedescribetheapplicationofUAMregardingbothpassengermobilitythanlogistic/freightmobilitycasesandrelativetodailymobilityoremergencyservices.Thedescriptionisdividedintwopart:a?rstonedescribestheinter-governmentalurbanairtransportcollaborativeprogrammeswhilethesecondpartdescribebrie?ysomecasestudiesdividingthemforgeographicalarea,startingfromEuropeanCaseStudies[
3
]
and‘navigating’therestoftheworldthroughFarEastandAustralasia,AmericaandMiddleEast.
3.1Inter-governmentalUrbanAirCollaborativeProgrammes
Ateuropeanlevel,startinginMay2018,theEuropeanUnion’sUrbanAirMobility(UAM)Initiative,supportedbytheEuropeanCommission
1
,bringstogethercitiesandregions,citizens,industries,SMEs,investors,researchersandothersmartcityactorstojoinauniquepartnership.ThisinitiativeispartoftheEuropeanInnovationPartnershipinSmartCitiesandCommunities(EIP-SCC)anditisalignedwithongoingandfutureSESARJointUndertaking(SESARJU)fundedstudies,includingdemonstrations,ondronetraf?cmanagementinEuropemovingonestepclosertowardstheEuropeanCom-mission’sU-spacevisionforensuringsafeandsecureaccesstoairspacefordrones.Withdemonstrablebene?tstocitizensandtheirapproval,developingamarketfordronesanddroneserviceswillcreatejobsandgrowthinEurope.Particularlyinurbanareas,civildronescouldbeawaytoaddressmobilityneedssuchasemergencyneedsandtraf?ccongestion;thelattercurrentlycostsmorethane100billionayearintheEUalone.
InJune2018,theEUgavetheEuropeanAviationSafetyAgency(EASA)newpowerstosetEU-widerulesforurbanairmobility.FollowingEASA:“Theso-callednewBasicRegulationformalisesEASA’sroleinthedomainofdronesandurbanairmobility,enablingtheAgencytopreparerulesforallsizesofcivildronesandharmonizestandardsforthecommercialmarketacrossEurope”,coveringthefullspectrumofaviationlandscapewiththepossibilityforEASAandEuropeanMemberStatestoworkclosertogetherina?exibleway.
1
CommissionerforTransportVioletaBulcsaid:"Dronesofferexcitingopportunitiesfornewservicesandbusinessmodels,particularlyinourcities.Atthesametimeweneedtoensurethatdronesoperationstakingplaceaboveourheadsaresafe,secure,quietandclean.Inthatregard,theUrbanAirmobilityinitiativeisanimportantdemonstrationprojectinvolvingseveralEuropeancitiestoaddressthesechallengesandplanforthefuture.ItwillalsocontributetotheEU’sU-Space,whichisa?agshipprojectoftheEuropeanUniontomanageairtraf?catlowlevel.".
414D.Gillisetal.
InFebruary2018,theUKNESTAChallengePrizeCentrefoundation,thatdesignsandrunschallengeprizesthathelpsolvepressingproblemsthatlacksolutions,organizesachallengeinvolving?vecities(Bradford,London,Preston,SouthamptonandtheWestMidlands)todesignhowdronetechnologycanbeusedtosupporttheirlocalneeds.InSeptember2018NESTApublishedaresearchonthepotentialmarketofdronesintheUKelaboratedinsidetheFlyingHighprojectunderliningtheenormousprospectsforfuturecommercialdevelopment.
InOctober2019,theEuropeanCommissionandtheEuropeanInvestmentBank(EIB)announcedthelaunchofa“EuropeanDroneInvestment-AdvisoryPlatform”tosupportinnovationandinvestmentindrones.TheinitiativeaimstoimproveaccesstoEUsupportinthis?eld,andtodevelopabetterunderstandingofthemarkettoimproveinvestmentinthisemerging?eld.
Goingintheworldfar-eastside,theJapanPrimeMinister,in2017,designsthe“RoadfortheAerialIndustrialRevolution”withajapaneseUTMconsortiumtocreateanewindustrialdroneinnovationspacewithcommunicationandcollisionavoidancetechnologieswiththepossibilitytoincorporatejapanesesystemsinto‘international
standards”liketheNASA’sUTM.
In2018theCivilAviationAuthorityofSingapore-CAAS,theEASAandAir-bushaveagreedtodeveloptogethersafetystandardsandregulatoryrequirementsforunmannedaircraftsystems(UAS)inurbanenvironments.TheMoUestablishedaframe-workfortheexpertknowledgeexchangeaswellasoperationalandtechnologicalassess-mentsforthedeploymentofUASinurbanenvironments,suchaslast-miledeliveriesorsafetyinformationandlearningoutcomesfromtheappliedtrials.
Moreover,inFebruary2018,SingaporeGovernmentdesignstheOne-NorthR&Dhubtoresearchabouttheapplicationofdroneinurbanareasandfortest-beddinginno-
vativeUAStechnologies.Airbus,STAerospaceandNTU’sAirTraf?cManagementResearchInstitutehavesooncomeon-boardoftheOne-Northdroneresearch.
Finally,goingintheAmericancontinent,in2017theU.S.DepartmentofTrans-portation(USDOT)andtheFederalAviationAdministration(FAA)havelaunchedtheUnmannedAircraftSystem(UAS)IntegrationPilotProgram(IPP)totestandevaluatetheintegrationofcivilandpublicdroneoperationsintonationalairspacesystem.TheIPPLeadParticipantsevaluatedoperationalconceptsandpossibility,includingnightopera-tions,?ightsoverpeopleandbeyondthepilot’slineofsight,packagedelivery,detect-and-avoidtechnologiesandthereliabilityandsecurityofdatalinksbetweenpilotandaircraft.Fieldsthatcouldseeimmediateopportunitiesfromtheprogramincludecom-merce,photography,emergencymanagement,agriculturalsupportandinfrastructureinspections.
TheIPPprogramendedinOctober2020and,tocontinueworkontheremainingchallengesofUASintegration,theFAAlaunchedanewprogramcalledBEYONDinthesamemonth.ThechallengeareastostudyintheprogramregardtheBeyondVisualLineofSight(BVLOS)operationsthatarerepeatable,scalableandeconomicallyviablewithspeci?cemphasisoninfrastructureinspection,publicoperationsandsmallpackagedelivery,theleveragingindustryoperationstobetteranalyzeandquantifythesocietalandeconomicbene?tsofUASoperationsandFocusingoncommunityengagementeffortstocollect,analyzeandaddresscommunityconcerns.
UrbanAirMobility:AStateofArtAnalysis415
TheDriveOhioResearchProgramisapartnershipstartedin2018betweenDriveo-hio’sUASCenterandtheOhioStateUniversityCollegeofEngineering.TheProgramforeseestheexperimentationon33roadcorridorsoftraf?cmonitoringwithdrones,withanexperimentationofcommunicationbetweenairandgroundvehicles/ITSsen-sors.Unmannedaircraftwillmonitortraf?candaccidentresponsealongthecorridorinconjunctionwiththestate’scurrent?xed-locationtraf?ccamerasystem,sointeract-ingwithsensorsandcommunicationequipmentalongthecorridortofeeddataintotheTraf?cManagementCenter.
Nasa’sAeronauticalResearchMissionDirectorate(ARMD)in2018hasupdateditsstrategicplantoalsoincluderesearchregardingUrbanAirMobility.Itstartedwithaconsultant’sresearchonUrbanAirMobilityMarketStudy[
1
]describinglegalandregulatoryassessment,societalbarriers,weatherbarriers,air-shuttleandair-taximarketanalysisandairambulance.In2019NASAhassignedSpaceActAgreementswith17companiesintheaviationindustrytoadvanceplansforthe?rstinaseriesoftechnol-ogydemonstrationsknownastheUrbanAirMobility(UAM)GrandChallenge(seeChallengeframeworkinFig.
1
).The?nalresultsareexpectedin2022.
Fig.1.Partnershipandgrandchallengeseriesoverview([
1
])source
3.2WorldwideUAMCaseStudies
SomerecentUAMcasestudiesaresummarizedinTables
1
and
2
dividingeuropeanfromextra-europeanapplications(allcasesrelatetotheperiod2017–2021).Inthesetables,thegeneralsafetyand?ightinfrastructuretestingcaseshavenotbeenincludedaswellascitiesthatjoinedtheUAM,theNESTAorotherinitiativebutonlycasesregardingapplicationoffutureUAMservices[
2
,
4
,
5
,
8
–
11
].
Moreovertherearethreecross-borderareapartnershipsregardingrespectively:
416D.Gillisetal.
?France-Belgiumcross-borderregionbetweenKortrijk(Belgium)andTournaiandLille(France);
?EuregioprojectbetweenEnschede-NetherlandsandMunster-Germany,experimenttheuseofUAMinthe?eldofemergencyservicesforpublicsafety;
?MAHHL(MaastrichtandHeerlen-Netherlands,Aachen-Germany,HasseltandLiege-Belgium).
Table1.SomeEuropeanUAMcasestudies(O=operativeapplications)
Country
Area
Field
Description
Austria
Linz
Vehicletechnology
Trail?ightstoevaluatetheimplementationinurbanareas
Belgium
Antwerp
Security
Dronestomonitorbythelocalpolice
Antwerp
Health
Medicalsuppliestransportbydrone
Port
Droneforsurveillance?ight(terminalcontainerandoilspillinspection)
Civil
Droneforhighvoltagelinemappingandpyloninspection
Bruxelles
Emergency
Dronesforemergencyservices
Ghent
Health
Ambulancedroneapplication
StTruiden
Many
Theareaisa‘droneport’toconducttestsindedicatedarea
Estonia
Tallinn
Logistic
Internationaldrone?ightbetweenTallinnandHelsinki
Finland
Helsinki
Emergency
Createatemporary?ightrestrictionareaaroundanaccidentscene
Logistic
WingCompanystartdeliverygoodswithdronebasedonanApp-O
GulfofFinland
Passenger/Security
Maritimetraf?csurveillanceanddronetaxi?ightfromairporttocity
France
Nouvelle-Aquitaine
Many
Airgoodsdelivery,touristtransport(basedinBordeauxcity)ortocoverneedsofisolatedpeople
Paris
Vehicletechnology
TestareaatPontoise-Cormeilles-en-Vexinair?eld,startinginsummer2021.Focussingon5areas:vehicledevelopment,groundinfrastructure,airspaceintegration,operationsandpublicacceptance
Toulouse
Many
Droneandremotesensingforenvironm.Monitoringappl.,urbanservices(traf?cmanag.,airqualityorinfrastr.Monit.),emergencyandlogisticservices
Bulgaria
Plovdiv
Many
Publictransport,ambulanceservices,publicsafetyandsmallrapidgoodsdel
Germany
BadNeustadt
Logistic
Dronedeliveryofpizza-O
NorthernHesse
Logistic
LogisticacrosstheairportschainofKasselCaldenandFrankfurtamMain
Frankfurt
Passenger/Logistic
AirportFraportAGstartdevelopinggroundinfrastructureandoperationsforairtaxiserviceanddroneforoperationalairportpurpose
Hamburg
Many
Emergencymedicaldelivery,largeinfrastructureinspection(forex.Bridges,turbines)
(continued)
UrbanAirMobility:AStateofArtAnalysis417
Table1.(continued)
Country
Area
Field
Description
Ingolstadt
Health/
Passenger
Pilotprogrammeforairtaxiandorgantransport
Logistic
Dronesonthenationalrailwaynetworktorecordstormdamageorvegetationonthetracks-O
Munich
Passenger
Airtaxifromairport’slabcampustothecitycenter(Lilium,2020)
Iceland
Reykjavik
Logistic
AhaandFlytrexfooddelivery-O
Italy
Rieti
Many
Dronetoparceldelivery,roadtraf?cpatrol,professionalphotography,railwayandpowerlinesmonitoring,searchandrescue,airportoperationsand?re?ghting
Switzerland
AllCountry
Passenger
Airtaxitodeveloplastmiletripsfromrailwaystationstodestination
Berne,Zurich,Lugano
Health
Dronetobringgoodsandbloodsfromlaboratorytohospital
Zurich
Logistic
Dronedeliveryofe-commercegoods
TheNetherl
Amsterdam
Logistic
Dominousesdroneforpizzadelivery
Leiden
Passenger
AirbusformsAirbusUrbanMobilitydivisionwiththeambitiontoofferpassengerdrone?ightsatacostthatiscompetitivewithtraditionalgroundtaxiservice(Downing,2019;Airbus,2020)
UnitedKingdom
London
Logistics
Londonresidentialcompleximplementsrooftop“vertiports”,encouragingdronedeliveryservices(Stouhi,2019)
Civic/
Safety
Droneforsaferinfrastr.Inspectionsandforthecapital’semergencyservices
Cambridge
Logistics
Amazoncarriedoutits?rstsuccessfuldronedeliveryoperation(2016),unveiledthelatestversionofitsPrimeAirdeliverydroneandannouncedtheintentiontolaunchadeliveryserviceusingdrones(VincentandGartenberg,2019)
Bradford
Safety/
Health
DronesToHelpDisasterResponse,DigitalHealth,SurveyingAndCommunitySafety
Oxford
Many
Drone-basedservicestoincluderoofandbuildingsurveying,landmapping,aerialphotographyand?lming
Preston
Civil
Droneforutilitiesandbuildinginspection(O)andexploringitsusefor?oodmanagementandroadnetworksupgrading
ReferringtotheMAHHLcities(seeFig.
2
),theyconsiderbettertransportandlogisti-calconnectionswithintheregionaswellasbetterconnectionstocrossregionaltransporthubswiththeuseofdronesandAirTaxis.Aroadmapconsideringtheinclusionofthemobilityplanswithinthecrossborderregionofthedifferentaircraftshasbeencre-atedattheof?cialkick-off-event.ThemapfocusesontheinclusionofUASinrescuemissions,transportofmedicalgoodsaswellastransportingmedicalspecialists.TheInstituteofFlightSystemDynamicscurrentlyworksonmanyprojectsaccordingtotheroadmap.Onealready?nishedprojectisGrenzFlug,whereincooperationwiththe
418D.Gillisetal.
cityofAachen,the?rstfullyautomatedcrossborderrescuemissionhasalreadybeenperformedrecently.CurrentlyfurtherprojectsforsupportingrescueworkerswithintheregionareVISIONandFALKE.TheprojectSa?rMedwhichstartedinDecember2020focussesontransportingmedicalgoods.
SeveralEuropeanprojectsspeci?callyfocusonapplicationofUAMforemergencyapplications.AiRMOURprojectfocusesontheuseofUAMfordoctorsandmedicalsup-plies,inordertodevelopaUAMtoolboxforaviationandurbanauthorities.TheprojectincludesthecitiesofLuxemburg(simulations),Stavanger,HelsinkiandNord-Hessen(demonstrations).ThemainobjectiveofMOBNETprojectistolocateisolatedvictimsduringnaturaldisastersandsituationsofemergencysuchasearthquakes,hurricanesorlargesnowstorms.MOBNETwillalsohelp?rstresponderservicesto?ndlostpeopleingeneral.AMBULARhasadifferentfocus,withthegoalofdevelopinganeVTOLairambulance.SAFIR-Med(SafeandFlexibleIntegrationofAdvancedU-SpaceServicesforMedicalAirMobility)aimsatrealdemonstrationsincollaborationwithhospitals,focusingondemonstratingtheoperationalsafetylevel.
Fig.2.Partnershipandgrandchallengeseriesoverview([
1
])source
Moreover,intheCASCADEproject,startedin2018andalwaysongoing,apartner-shipof?veenglishuniversities(Bristol,Cran?eld,London,Manchester,Southampton),areimplementingsomecasestudies,describedinFig.
3
(towhichweneedtoaddtworecentonesrelatedtothedeliverNHSsuppliestotheIsleofWightandtotheojinofmachine-learninganddronetechnologytomonitorpopulationsoftheCriticallyEndangeredKordofangiraffeatBénouéNationalPark):
Allth
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