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  1. Ansatte

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Richard Hann

Last ned pressefoto
Last ned pressefoto
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Richard Hann

Senior Researcher, Director UAV Icing Lab
Institutt for teknisk kybernetikk

richard.hann@ntnu.no
D447, Elektro D+B2 Gløshaugen, Trondheim
ResearchGate Google Scholar Blog UAV Icing Lab
Om Forskning Publikasjoner Formidling

Om

Dr. Richard Hann is a researcher at the Norwegian University of Science and Technology (NTNU) on the topic of icing on unmanned aerial vehicles. In 2013, he has graduated with excellence from the University of Stuttgart in Germany as an aerospace engineer. After working for three years the petroleum industry as an upstream project engineer, he returned to academia and finished his PhD on icing of unmanned aircraft in 2020. He is part of the Center of Excellence on Autonomous Marine Operations and Systems (NTNU-AMOS) and Centre for Integrated Remote Sensing and Forecasting for Arctic Operations (CIRFA). Richard has more than 8 years of experience with numerical and experimental icing aerodynamics on wind turbines and aircraft. Today, he is one of the leading researchers in the emerging research field of icing on unmanned aircraft. He holds a position as lead aerodynamics engineer and shareholder at UBIQ Aerospace. Richard is also promoting the application of drone technology in the Arctic with several ongoing projects in the fields of meteorology, glaciology, and atmospheric pollution at the University Centre of Svalbard (UNIS).

Publications Richard Hann

Research Interests

  • Aerospace engineering
  • Aerodynamics
  • Thermodynamics
  • Atmospheric icing
  • Anti- & de-icing
  • Computational fluid dynamics (CFD)
  • Aeroacustics
  • Numerical simulations
  • Unmanned aerial vehicles (UAV)
  • Upstream static mechanical engineering
  • Cold climate wind energy
  • Environmental forensics
  • Arctic fieldwork
  • Drones in the Arctic

Blog: www.richardhann.com

Lab: www.uavicinglab.com

Kompetanseord

  • Atmospheric icing
  • Cold climate wind energy
  • Computational Fluid Dynamics (CFD)
  • Icing wind tunnel testing
  • Svalbard
  • UAV icing

Forskning

  • UAV Icing Lab
  • UAV Lab
  • Personal blog

UAV Icing Lab

The UAV Icing Lab has the objective to generate knowledge to help the unmanned aircraft industry to operate in cold climate conditions.

UAV Lab

The unmanned aerial vehicles laboratory is a test facility for NTNU's research on unmanned aerial systems (UAS). The lab has access to various aircraft, ranging from small quadcopter drones to larger fixed-wing aircraft.

Arctic UAVs

I am an ambassador for promoting the use of drones and unmanned systems in the Arctic. My main area of activity is in Svalbard. I help other scientists to take their research airborne!

Publikasjoner

Atmospheric Ice Accretions, Aerodynamic Icing Penalties, and Ice Protection Systems on Unmanned Aerial Vehicles

PhD thesis on the topic of icing on unmanned aircraft.

Scientific Applications of Unmanned Vehicles in Svalbard

SESS Report 2020, Svalbard Integrated Arctic Earth Observing (SIOS)

UAV icing: the influence of airspeed and chord length on performance degradation

A key paper that highlights why UAVs are more sensitive and vulnerable to icing compared to manned aircraft.
  • Kronologisk
  • Etter kategori
  • Alle publikasjoner i Nasjonalt vitenarkiv (NVA)

2026

  • Müller, Nicolas Carlo; Villeneuve, Eric; Hann, Richard. (2026) UAV Icing: Experimental Characterization of the Performance Impact of Ice Accretion on a Propeller. Drones
    Vitenskapelig artikkel
  • Hann, Richard; Bärfuss, Konrad; Betlem, Peter; Ewertowski, Marek; Günzel, Leonard Florian Tom; Jonassen, Marius Opsanger. (2026) Third Update to Scientific Applications of Uncrewed Vehicles in Svalbard (UAV Svalbard 4).
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2025

  • Hann, Richard; Lockhart, Kaelan. (2025) Drone-based glacier mapping of Fridtjovbreen, Vallakrabreen, Paulabreen, and Scheelebreen.
    Annet
  • D., Harcourt, William; Pearce, Danni M; Wojciech, Gajek,; Lovell, Harold; Luckman, Adrian; Douglas, Benn,. (2025) Surging glaciers in Svalbard: Current knowledge and perspectives for monitoring (SvalSurge).
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • David, Harcourt, William; Pearce, Danni M; Wojciech, Gajek,; Harold, Lovell,; Mannerfelt, Erik Schytt; Kääb, Andreas. (2025) Svalbard Surge Database 2024 (RGI2000-v7.0-G-07).
    Annet
  • Hann, Richard; Gajek, Wojciech; Pearce, Danni M; Harcourt, William. (2025) Drone-based glacier mapping of Borebreen in Svalbard, 2025.
    Annet
  • Wallace, S; Aiden, D; William, D. Harcourt; Hann, Richard; Leontidis, G. (2025) Exploring Segment Anything Foundation Models for Out of Domain Crevasse Drone Image Segmentation.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Lindner, Markus Jürgen; Hann, Richard. (2025) UAV Icing: Icing Effects on Control Surfaces.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Løw-Hansen, Bogdan; Hann, Richard; Gryte, Kristoffer; Johansen, Tor Arne; Deiler, Christoph. (2025) Modeling and identification of a small fixed-wing UAV using estimated aerodynamic angles. CEAS Aeronautical Journal
    Vitenskapelig artikkel
  • Lockhart, Kaelan; Sandino, Juan; Amarasingam, Narmilan; Hann, Richard; Bollard, Barbara; Gonzalez, Felipe. (2025) Unmanned Aerial Vehicles for Real-Time Vegetation Monitoring in Antarctica: A Review. Remote Sensing
    Vitenskapelig oversiktsartikkel/review
  • Gajek, Wojciech; Luckman, Adrian; Harcourt, William D.; Pearce, Danni M; Hann, Richard. (2025) Utilizing Seismic Station Internal GPS for Tracking Surging Glacier Sliding Velocity. Journal of Glaciology
    Vitenskapelig artikkel

2024

  • Hann, Richard; Rodes, Nil; Gajek, Wojciech; Pearce, Danni M; Harcourt, William David. (2024) Drone-based mapping of calving rates of Borebreen in Svalbard.
    Annet
  • Müller, Nicolas Carlo; Hann, Richard. (2024) UAV Icing: Comparison of the Influence of Icing on a Rotor in Vertical and Horizontal Flight.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; gajek, wojciech; Pearce, Danni; Harcourt, William David. (2024) Drone-based glacier mapping of Borebreen in Svalbard, 2024. zenado
    Vitenskapelig artikkel
  • Virk, Muhammad Shakeel; Nygaard, Bjørn Egil; Pettersen, Jan-Arne; Khawaja, Hassan Abbas; Sveen, Svein-Erik; Han, Xingbo. (2024) 20th International Workshop on Atmospheric Icing of Structures (IWAIS 2024) Conference Proceedings. UiT Norges arktiske universitet UiT Norges arktiske universitet
    Vitenskapelig antologi/Konferanseserie
  • Hann, Richard. (2024) 2nd International UAV Icing Workshop: Book of Abstracts. 2nd International UAV Icing Workshop 2nd International UAV Icing Workshop
    Vitenskapelig antologi/Konferanseserie
  • Walthall, R; David, A; Farell, J; Hann, Richard; Johansen, Tor Arne. (2024) Aerospace Developments: Vol. 2.
    Kronikk
  • Blanchard, G; Hann, Richard; Håkonsen, Verner; Benmeddour, A; Bennani, L; Rouzaud, O. (2024) Computational Modelling and Simulation Methods. NATO STO - Technical Report NATO STO - Technical Report
    Rapport
  • Müller, Nicolas Carlo; Hann, Richard. (2024) UAV Icing: Validation of an Ice Protection System Design for a Propeller.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Frey, Markus; Müller, Nicolas Carlo; Wallisch, Joachim; Hann, Richard. (2024) UAV Icing: Experimental Investigation and Numerical CHT Simulations of a Propeller Ice Protection System.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2024) UAV Icing: Experimental Analysis of Icing on a Rotor of a UAV.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Løw-Hansen, Bogdan; Hann, Richard; Johansen, Tor Arne; Deiler, Christoph. (2024) Time-Domain System Identification and Validation of Small Fixed-Wing UAV Dynamics.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Deiler, Christoph; Veronesi, Federico; Raimondo, M; Mora, J; Garcia, Paloma; Frovel, M. (2024) Ice Detection Technologies. NATO STO - Technical Report NATO STO - Technical Report
    Rapport
  • Veronesi, Federico; Raimondo, M; Mingione, G; Martin, B; Hann, Richard; Håkonsen, Verner. (2024) Ice Protection Systems. NATO STO - Technical Report NATO STO - Technical Report
    Rapport
  • Hann, Richard; Müller, Nicolas Carlo; Wallisch, Joachim. (2024) UAV Icing: Impact Testing of Ice Fragments on a Propeller.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Laurendeau, E; Blanchet, Maxime; Zayni, Mohamad Karim; Hann, Richard; Radenac, E; Mussa, Ifrah. (2024) Summary From the 2nd AIAA Ice Prediction Workshop.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Borup, Kasper Trolle. (2024) Technical requirements for RPAS operations in cold climates.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Lindner, Markus Jürgen; Hann, Richard. (2024) UAV Icing: Comparison of Simulated 3D and 2D Ice Accretion on Wings.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Wallisch, Joachim; Lindner, Markus Jürgen; Petersen, Øyvind Wiig; Neunaber, Ingrid Johanne; Bracchi, Tania Kalogiannidis; Hearst, Robert Jason. (2024) UAV Icing: Aerodynamic Degradation Caused by Intercycle and Runback Ice Shapes on an RG-15 Airfoil. Drones
    Vitenskapelig artikkel

2023

  • Müller, Nicolas Carlo; Hann, Richard. (2023) UAV Icing: 3D simulations of propeller icing effects and anti-icing heat loads. SAE technical paper series
    Vitenskapelig artikkel
  • Ghirardelli, Mauro; Kral, Stephan Thomas; Müller, Nicolas Carlo; Hann, Richard; Cheynet, Etienne; Reuder, Joachim. (2023) Flow Structure around a Multicopter Drone: A Computational Fluid Dynamics Analysis for Sensor Placement Considerations. Drones
    Vitenskapelig artikkel
  • Wurst, Lukas; Wallisch, Joachim; Hann, Richard. (2023) CFD Icing Simulations on a Fixed-wing UAV Engine Inlet.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Enache, Adriana; Wallisch, Joachim; Beeck, Jeroen Van; Hendrick, Patrick; Hann, Richard. (2023) Ice Accretion: Image Post-Processing Measurement Techniques for 2D Ice Shapes. Aerospace
    Vitenskapelig artikkel
  • Lindner, Markus Jürgen; Wallisch, Joachim; Hann, Richard. (2023) UAV Icing: Numerical Simulation of Icing Effects on Wing and Empennage. SAE technical paper series
    Vitenskapelig artikkel
  • Wallisch, Joachim; Hann, Richard. (2023) UAV Icing: Intercycle Ice Effects on Aerodynamic Performance. SAE technical paper series
    Vitenskapelig artikkel
  • Hann, Richard; Müller, Nicolas Carlo; Wallisch, Joachim; Lindner, Markus Jürgen. (2023) UAV Icing: Experimental validation data for predicting ice shapes at low Reynolds numbers. SAE technical paper series
    Vitenskapelig artikkel
  • Hann, Richard. (2023) Numerical Simulation of In-Flight Icing of Unmanned Aerial Vehicles.
    Faglig kapittel
  • Cheung, Michael; Hann, Richard; Johansen, Tor Arne. (2023) UAV Icing: Icing Cases for Validation of Path Planning Method. SAE technical paper series
    Vitenskapelig artikkel
  • Högnadottir, Sif; Gryte, Kristoffer; Hann, Richard; Johansen, Tor Arne. (2023) Inner-Loop Control of Fixed-Wing Unmanned Aerial Vehicles in Icing Conditions.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Heramarwan, Henidya; Müller, Nicolas Carlo; Hann, Richard; Lutz, Thorsten. (2023) UAM Icing: Ice Accretion Experiments and CFD Icing Simulations on Rotors for eVTOL Unmanned Aircraft. SAE technical paper series
    Vitenskapelig artikkel
  • Løw-Hansen, Bogdan; Müller, Nicolas Carlo; Coates, Erlend Magnus Lervik; Johansen, Tor Arne; Hann, Richard. (2023) Identification of an Electric UAV Propulsion System in Icing Conditions. SAE technical paper series
    Vitenskapelig artikkel
  • Løw-Hansen, Bogdan; Hann, Richard; Stovner, Bård Nagy; Johansen, Tor Arne. (2023) UAV Icing: A Survey of Recent Developments in Ice Detection Methods.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Müller, Nicolas Carlo; Løw-Hansen, Bogdan; Borup, Kasper Trolle; Hann, Richard. (2023) UAV icing: Development of an ice protection system for the propeller of a small UAV. Cold Regions Science and Technology
    Vitenskapelig artikkel
  • Hann, Richard; Betlem, Peter; Deja, Kajetan; Ewertowski, Marek; Hartvich, Filip; Harm-Altstädter, B. (2023) Practical Guidelines for Scientific Application of Uncrewed Aerial Vehicles in Svalbard.
    Faglig kapittel

2022

  • Meier, Kilian; Hann, Richard; Skaloud, Jan; Garreau, Arthur. (2022) Wind Estimation with Multirotor UAVs. Atmosphere
    Vitenskapelig artikkel
  • Wallisch, Joachim; Hann, Richard. (2022) UAV Icing: Experimental Investigation of Ice Shedding Times with an Electrothermal De-Icing System.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hansen, Bogdan Løw; Hann, Richard; Johansen, Tor Arne. (2022) UAV Icing: Ice Shedding Detection Methods for an Electrothermal De-Icing System.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2022) Hazards of In-flight Icing on Unmanned Aircraft.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Oswald, Johannes Wolfgang; Enache, Adriana; Hann, Richard; Gertjan, Glabeke; Lutz, Thorsten. (2022) UAV Icing: Experimental and Numerical Study of Glaze Ice.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Müller, Nicolas Carlo; Hann, Richard. (2022) UAV Icing: A Performance Model for a UAV Propeller in Icing Conditions.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Cheung, Michael; Hann, Richard; Johansen, Tor Arne. (2022) UAV Icing: A Unified Icing Severity Index Derived from Performance Degradation.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2022) UAV Icing: Challenges for computational fluid dynamic (CFD) tools.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Paulsen, Ingrid Marie Garfelt; Pedersen, Åshild Ønvik; Hann, Richard; Blanchet, Marie-Anne; Eischeid, Isabell; Hazendonk, Charlotte Maartje van. (2022) How Many Reindeer? UAV Surveys as an Alternative to Helicopter or Ground Surveys for Estimating Population Abundance in Open Landscapes. Remote Sensing
    Vitenskapelig artikkel
  • Högnadottir, Sif; Johansen, Tor Arne; Hann, Richard; Gryte, Kristoffer. (2022) Inner Loop Adaptive Control of Fixed-Wing Unmanned Aerial Vehicles in Icing Conditions. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Mastergradsoppgave
  • Hann, Richard; Betlem, Peter; Deja, Kajetan; Hartvich, Filip; Jonassen, Marius Opsanger; Lampert, Astrid. (2022) Update to Scientific Applications of Unmanned Vehicles in Svalbard.
    Faglig kapittel

2021

  • Haaland, Ole Max; Wenz, Andreas Wolfgang; Gryte, Kristoffer; Hann, Richard; Johansen, Tor Arne. (2021) Detection and isolation of propeller icing and electric propulsion system faults in fixed-wing UAVs. International Conference on Unmanned Aircraft Systems (ICUAS)
    Vitenskapelig artikkel
  • Dachauer, Armin; Hann, Richard; Hodson, Andrew. (2021) Aerodynamic roughness length of crevassed tidewater glaciers from UAV mapping. The Cryosphere
    Vitenskapelig artikkel
  • Jawak, Shridhar D.; Andersen, Bo Nyborg; Pohjola, Veijo A; Godøy, Øystein; Hübner, Christiane; Jennings, Inger. (2021) SIOS’s Earth Observation (EO), Remote Sensing (RS), and operational activities in response to COVID-19. Remote Sensing
    Vitenskapelig artikkel
  • Hann, Richard; Enache, Adriana; Nielsen, Mikkel Cornelius; Stovner, Bård Nagy; Beeck, Jeroen Van; Johansen, Tor Arne. (2021) Experimental Heat Loads for Electrothermal Anti-Icing and De-Icing on UAVs. Aerospace
    Vitenskapelig artikkel
  • Sørensen, Kim Lynge; Borup, Kasper Trolle; Hann, Richard; Bernstein, B.; Hansbø, Morten. (2021) UAV Atmospheric Icing Limitations: Climate Report for Norway and Surrounding Regions. UBIQ Aerospace UBIQ Aerospace
    Rapport
  • Hann, Richard; Johansen, Tor Arne. (2021) UAV icing: the influence of airspeed and chord length on performance degradation. Aircraft Engineering and Aerospace Technology
    Vitenskapelig artikkel
  • Hann, Richard; Altstädter, Barbara; Betlem, Peter; Deja, Kajetan; Dragańska-Deja, ‪Katarzyna; Ewertowski, Marek. (2021) Scientific Applications of Unmanned Vehicles in Svalbard.
    Faglig kapittel
  • Müller, Nicolas Carlo; Hann, Richard; Lutz, Thorsten. (2021) UAV Icing: Numerical Simulation of Propeller Ice Accretion.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hermanson, Mark H.; Isaksson, Elisabeth; Hann, Richard; Ruggirello, Rachel M.; Teixeira, Camilla; Muir, Derek C.G.. (2021) Historic Atmospheric Organochlorine Pesticide and Halogenated Industrial Compound Inputs to Glacier Ice Cores in Antarctica and the Arctic. ACS Earth and Space Chemistry
    Vitenskapelig artikkel

2020

  • Narum, Edvard Frimann Løes; Hann, Richard; Johansen, Tor Arne. (2020) Optimal Mission Planning for Fixed-Wing UAVs with Electro-Thermal Icing Protection and Hybrid-Electric Power Systems.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Johansen, Tor Arne. (2020) Unsettled Topics in Unmanned Aerial Vehicle Icing. Society of Automotive Engineers Society of Automotive Engineers
    Rapport
  • Hermanson, Mark H; Isaksson, Elisabeth; Hann, Richard; Teixeira, Camilla; Muir, Derek CG. (2020) Deposition of Polychlorinated Biphenyls to Firn and Ice Cores at Opposite Polar Sites: Site M, Dronning Maud Land, Antarctica, and Holtedahlfonna, Svalbard. ACS Earth and Space Chemistry
    Vitenskapelig artikkel
  • Hann, Richard; Garreau, Arthur Oliver Charles. (2020) Validation and Application of Novel Wind Estimation Methods with Quadcopter UAVs in the Arctic. Universitetssenteret på Svalbard Universitetssenteret på Svalbard
    Mastergradsoppgave
  • Wallisch, Joachim; Hann, Richard. (2020) Design of a low-speed icing wind tunnel for UAVs.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hovenburg, Anthony Reinier; Andrade, Fabio Augusto de Alcantara; Hann, Richard; Rodin, Christopher D; Arne, Johansen Tor; Storvold, Rune. (2020) Long-range path planning using an aircraft performance model for battery-powered sUAS equipped with icing protection system. IEEE Journal on Miniaturization for Air and Space Systems (J-MASS)
    Vitenskapelig artikkel
  • Hovenburg, Anthony Reinier; Andrade, Fabio Augusto de Alcantara; Hann, Richard; Rodin, Christopher D; Johansen, Tor Arne; Storvold, Rune. (2020) Long range path planning using an aircraft performance model for battery powered sUAS equipped with icing protection system. IEEE Journal on Miniaturization for Air and Space Systems (J-MASS)
    Vitenskapelig artikkel
  • Wallisch, Joachim; Hann, Richard. (2020) Design of a Low-Speed Icing Wind Tunnel for UAVs. University of Stuttgart University of Stuttgart
    Mastergradsoppgave
  • Hermanson, Mark H.; Isaksson, Elisabeth; Hann, Richard; Teixeira, Camilla; Muir, Derek C.G.. (2020) Atmospheric Deposition of Organochlorine Pesticides and Industrial Compounds to Seasonal Surface Snow at Four Glacier Sites on Svalbard, 2013-2014. Environmental Science and Technology
    Vitenskapelig artikkel
  • Müller, Nicolas Carlo; Hann, Richard. (2020) Numerical simulation of the ice accretion on a propeller of a small fixed-wing UAV. University of Stuttgart University of Stuttgart
    Mastergradsoppgave
  • Hann, Richard; Hearst, R. Jason; Sætran, Lars Roar; Bracchi, Tania. (2020) Experimental and numerical icing penalties of an S826 airfoil at low Reynolds numbers. Aerospace
    Vitenskapelig artikkel

2019

  • Hann, Richard; Hermanson, Mark H. (2019) Derivation of flow rate and calibration method for high-volume air samplers. Atmospheric Measurement Techniques
    Vitenskapelig artikkel
  • Hann, Richard. (2019) UAV Icing: Ice Accretion Experiments and Validation. SAE technical paper series
    Vitenskapelig artikkel
  • Hann, Richard; Borup, Kasper Trolle; Zolich, Artur Piotr; Sørensen, Kim Lynge; Vestad, Håvard Nitter; Steinert, Martin. (2019) Experimental Investigations of an Icing Protection System for UAVs. SAE technical paper series
    Vitenskapelig artikkel
  • Hann, Richard. (2019) UAV Icing: Comparison of LEWICE and FENSAP-ICE for Anti-Icing Loads.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Winter, Adrian; Hann, Richard; Wenz, Andreas Wolfgang; Gryte, Kristoffer; Johansen, Tor Arne. (2019) Stability of a Flying Wing UAV in Icing Conditions. EUCASS Proceedings Series
    Vitenskapelig artikkel
  • Fajt, Nicolas; Hann, Richard. (2019) The Influence of Meteorological Conditions on the Icing Performance Penalties on a UAV Airfoil. EUCASS Proceedings Series
    Populærvitenskapelig artikkel

2018

  • Gryte, Kristoffer; Hann, Richard; Alam, Mushfiqul; Rohac, Jan; Johansen, Tor Arne; Fossen, Thor I.. (2018) Aerodynamic modeling of the Skywalker X8 Fixed-Wing Unmanned Aerial Vehicle.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2018) UAV Icing: Comparison of LEWICE and FENSAP-ICE for Ice Accretion and Performance Degradation.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2017

  • Hann, Richard; Wenz, Andreas Wolfgang; Gryte, Kristoffer; Johansen, Tor Arne. (2017) Impact of atmospheric icing on UAV aerodynamic performance.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2016

  • Hermanson, Mark H; Hann, Richard; Johnson, Glenn W. (2016) Polychlorinated Biphenyls in tree bark near former manufacturing and incineration facilities in Sauget, Illinois, United States. Environmental Science and Technology
    Vitenskapelig artikkel

Tidsskriftspublikasjoner

  • Müller, Nicolas Carlo; Villeneuve, Eric; Hann, Richard. (2026) UAV Icing: Experimental Characterization of the Performance Impact of Ice Accretion on a Propeller. Drones
    Vitenskapelig artikkel
  • Løw-Hansen, Bogdan; Hann, Richard; Gryte, Kristoffer; Johansen, Tor Arne; Deiler, Christoph. (2025) Modeling and identification of a small fixed-wing UAV using estimated aerodynamic angles. CEAS Aeronautical Journal
    Vitenskapelig artikkel
  • Lockhart, Kaelan; Sandino, Juan; Amarasingam, Narmilan; Hann, Richard; Bollard, Barbara; Gonzalez, Felipe. (2025) Unmanned Aerial Vehicles for Real-Time Vegetation Monitoring in Antarctica: A Review. Remote Sensing
    Vitenskapelig oversiktsartikkel/review
  • Gajek, Wojciech; Luckman, Adrian; Harcourt, William D.; Pearce, Danni M; Hann, Richard. (2025) Utilizing Seismic Station Internal GPS for Tracking Surging Glacier Sliding Velocity. Journal of Glaciology
    Vitenskapelig artikkel
  • Hann, Richard; gajek, wojciech; Pearce, Danni; Harcourt, William David. (2024) Drone-based glacier mapping of Borebreen in Svalbard, 2024. zenado
    Vitenskapelig artikkel
  • Walthall, R; David, A; Farell, J; Hann, Richard; Johansen, Tor Arne. (2024) Aerospace Developments: Vol. 2.
    Kronikk
  • Wallisch, Joachim; Lindner, Markus Jürgen; Petersen, Øyvind Wiig; Neunaber, Ingrid Johanne; Bracchi, Tania Kalogiannidis; Hearst, Robert Jason. (2024) UAV Icing: Aerodynamic Degradation Caused by Intercycle and Runback Ice Shapes on an RG-15 Airfoil. Drones
    Vitenskapelig artikkel
  • Müller, Nicolas Carlo; Hann, Richard. (2023) UAV Icing: 3D simulations of propeller icing effects and anti-icing heat loads. SAE technical paper series
    Vitenskapelig artikkel
  • Ghirardelli, Mauro; Kral, Stephan Thomas; Müller, Nicolas Carlo; Hann, Richard; Cheynet, Etienne; Reuder, Joachim. (2023) Flow Structure around a Multicopter Drone: A Computational Fluid Dynamics Analysis for Sensor Placement Considerations. Drones
    Vitenskapelig artikkel
  • Enache, Adriana; Wallisch, Joachim; Beeck, Jeroen Van; Hendrick, Patrick; Hann, Richard. (2023) Ice Accretion: Image Post-Processing Measurement Techniques for 2D Ice Shapes. Aerospace
    Vitenskapelig artikkel
  • Lindner, Markus Jürgen; Wallisch, Joachim; Hann, Richard. (2023) UAV Icing: Numerical Simulation of Icing Effects on Wing and Empennage. SAE technical paper series
    Vitenskapelig artikkel
  • Wallisch, Joachim; Hann, Richard. (2023) UAV Icing: Intercycle Ice Effects on Aerodynamic Performance. SAE technical paper series
    Vitenskapelig artikkel
  • Hann, Richard; Müller, Nicolas Carlo; Wallisch, Joachim; Lindner, Markus Jürgen. (2023) UAV Icing: Experimental validation data for predicting ice shapes at low Reynolds numbers. SAE technical paper series
    Vitenskapelig artikkel
  • Cheung, Michael; Hann, Richard; Johansen, Tor Arne. (2023) UAV Icing: Icing Cases for Validation of Path Planning Method. SAE technical paper series
    Vitenskapelig artikkel
  • Heramarwan, Henidya; Müller, Nicolas Carlo; Hann, Richard; Lutz, Thorsten. (2023) UAM Icing: Ice Accretion Experiments and CFD Icing Simulations on Rotors for eVTOL Unmanned Aircraft. SAE technical paper series
    Vitenskapelig artikkel
  • Løw-Hansen, Bogdan; Müller, Nicolas Carlo; Coates, Erlend Magnus Lervik; Johansen, Tor Arne; Hann, Richard. (2023) Identification of an Electric UAV Propulsion System in Icing Conditions. SAE technical paper series
    Vitenskapelig artikkel
  • Müller, Nicolas Carlo; Løw-Hansen, Bogdan; Borup, Kasper Trolle; Hann, Richard. (2023) UAV icing: Development of an ice protection system for the propeller of a small UAV. Cold Regions Science and Technology
    Vitenskapelig artikkel
  • Meier, Kilian; Hann, Richard; Skaloud, Jan; Garreau, Arthur. (2022) Wind Estimation with Multirotor UAVs. Atmosphere
    Vitenskapelig artikkel
  • Paulsen, Ingrid Marie Garfelt; Pedersen, Åshild Ønvik; Hann, Richard; Blanchet, Marie-Anne; Eischeid, Isabell; Hazendonk, Charlotte Maartje van. (2022) How Many Reindeer? UAV Surveys as an Alternative to Helicopter or Ground Surveys for Estimating Population Abundance in Open Landscapes. Remote Sensing
    Vitenskapelig artikkel
  • Haaland, Ole Max; Wenz, Andreas Wolfgang; Gryte, Kristoffer; Hann, Richard; Johansen, Tor Arne. (2021) Detection and isolation of propeller icing and electric propulsion system faults in fixed-wing UAVs. International Conference on Unmanned Aircraft Systems (ICUAS)
    Vitenskapelig artikkel
  • Dachauer, Armin; Hann, Richard; Hodson, Andrew. (2021) Aerodynamic roughness length of crevassed tidewater glaciers from UAV mapping. The Cryosphere
    Vitenskapelig artikkel
  • Jawak, Shridhar D.; Andersen, Bo Nyborg; Pohjola, Veijo A; Godøy, Øystein; Hübner, Christiane; Jennings, Inger. (2021) SIOS’s Earth Observation (EO), Remote Sensing (RS), and operational activities in response to COVID-19. Remote Sensing
    Vitenskapelig artikkel
  • Hann, Richard; Enache, Adriana; Nielsen, Mikkel Cornelius; Stovner, Bård Nagy; Beeck, Jeroen Van; Johansen, Tor Arne. (2021) Experimental Heat Loads for Electrothermal Anti-Icing and De-Icing on UAVs. Aerospace
    Vitenskapelig artikkel
  • Hann, Richard; Johansen, Tor Arne. (2021) UAV icing: the influence of airspeed and chord length on performance degradation. Aircraft Engineering and Aerospace Technology
    Vitenskapelig artikkel
  • Hermanson, Mark H.; Isaksson, Elisabeth; Hann, Richard; Ruggirello, Rachel M.; Teixeira, Camilla; Muir, Derek C.G.. (2021) Historic Atmospheric Organochlorine Pesticide and Halogenated Industrial Compound Inputs to Glacier Ice Cores in Antarctica and the Arctic. ACS Earth and Space Chemistry
    Vitenskapelig artikkel
  • Hermanson, Mark H; Isaksson, Elisabeth; Hann, Richard; Teixeira, Camilla; Muir, Derek CG. (2020) Deposition of Polychlorinated Biphenyls to Firn and Ice Cores at Opposite Polar Sites: Site M, Dronning Maud Land, Antarctica, and Holtedahlfonna, Svalbard. ACS Earth and Space Chemistry
    Vitenskapelig artikkel
  • Hovenburg, Anthony Reinier; Andrade, Fabio Augusto de Alcantara; Hann, Richard; Rodin, Christopher D; Arne, Johansen Tor; Storvold, Rune. (2020) Long-range path planning using an aircraft performance model for battery-powered sUAS equipped with icing protection system. IEEE Journal on Miniaturization for Air and Space Systems (J-MASS)
    Vitenskapelig artikkel
  • Hovenburg, Anthony Reinier; Andrade, Fabio Augusto de Alcantara; Hann, Richard; Rodin, Christopher D; Johansen, Tor Arne; Storvold, Rune. (2020) Long range path planning using an aircraft performance model for battery powered sUAS equipped with icing protection system. IEEE Journal on Miniaturization for Air and Space Systems (J-MASS)
    Vitenskapelig artikkel
  • Hermanson, Mark H.; Isaksson, Elisabeth; Hann, Richard; Teixeira, Camilla; Muir, Derek C.G.. (2020) Atmospheric Deposition of Organochlorine Pesticides and Industrial Compounds to Seasonal Surface Snow at Four Glacier Sites on Svalbard, 2013-2014. Environmental Science and Technology
    Vitenskapelig artikkel
  • Hann, Richard; Hearst, R. Jason; Sætran, Lars Roar; Bracchi, Tania. (2020) Experimental and numerical icing penalties of an S826 airfoil at low Reynolds numbers. Aerospace
    Vitenskapelig artikkel
  • Hann, Richard; Hermanson, Mark H. (2019) Derivation of flow rate and calibration method for high-volume air samplers. Atmospheric Measurement Techniques
    Vitenskapelig artikkel
  • Hann, Richard. (2019) UAV Icing: Ice Accretion Experiments and Validation. SAE technical paper series
    Vitenskapelig artikkel
  • Hann, Richard; Borup, Kasper Trolle; Zolich, Artur Piotr; Sørensen, Kim Lynge; Vestad, Håvard Nitter; Steinert, Martin. (2019) Experimental Investigations of an Icing Protection System for UAVs. SAE technical paper series
    Vitenskapelig artikkel
  • Winter, Adrian; Hann, Richard; Wenz, Andreas Wolfgang; Gryte, Kristoffer; Johansen, Tor Arne. (2019) Stability of a Flying Wing UAV in Icing Conditions. EUCASS Proceedings Series
    Vitenskapelig artikkel
  • Fajt, Nicolas; Hann, Richard. (2019) The Influence of Meteorological Conditions on the Icing Performance Penalties on a UAV Airfoil. EUCASS Proceedings Series
    Populærvitenskapelig artikkel
  • Hermanson, Mark H; Hann, Richard; Johnson, Glenn W. (2016) Polychlorinated Biphenyls in tree bark near former manufacturing and incineration facilities in Sauget, Illinois, United States. Environmental Science and Technology
    Vitenskapelig artikkel

Bøker

  • Virk, Muhammad Shakeel; Nygaard, Bjørn Egil; Pettersen, Jan-Arne; Khawaja, Hassan Abbas; Sveen, Svein-Erik; Han, Xingbo. (2024) 20th International Workshop on Atmospheric Icing of Structures (IWAIS 2024) Conference Proceedings. UiT Norges arktiske universitet UiT Norges arktiske universitet
    Vitenskapelig antologi/Konferanseserie
  • Hann, Richard. (2024) 2nd International UAV Icing Workshop: Book of Abstracts. 2nd International UAV Icing Workshop 2nd International UAV Icing Workshop
    Vitenskapelig antologi/Konferanseserie

Del av bok/rapport

  • Hann, Richard; Bärfuss, Konrad; Betlem, Peter; Ewertowski, Marek; Günzel, Leonard Florian Tom; Jonassen, Marius Opsanger. (2026) Third Update to Scientific Applications of Uncrewed Vehicles in Svalbard (UAV Svalbard 4).
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Lockhart, Kaelan. (2025) Drone-based glacier mapping of Fridtjovbreen, Vallakrabreen, Paulabreen, and Scheelebreen.
    Annet
  • D., Harcourt, William; Pearce, Danni M; Wojciech, Gajek,; Lovell, Harold; Luckman, Adrian; Douglas, Benn,. (2025) Surging glaciers in Svalbard: Current knowledge and perspectives for monitoring (SvalSurge).
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • David, Harcourt, William; Pearce, Danni M; Wojciech, Gajek,; Harold, Lovell,; Mannerfelt, Erik Schytt; Kääb, Andreas. (2025) Svalbard Surge Database 2024 (RGI2000-v7.0-G-07).
    Annet
  • Hann, Richard; Gajek, Wojciech; Pearce, Danni M; Harcourt, William. (2025) Drone-based glacier mapping of Borebreen in Svalbard, 2025.
    Annet
  • Wallace, S; Aiden, D; William, D. Harcourt; Hann, Richard; Leontidis, G. (2025) Exploring Segment Anything Foundation Models for Out of Domain Crevasse Drone Image Segmentation.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Lindner, Markus Jürgen; Hann, Richard. (2025) UAV Icing: Icing Effects on Control Surfaces.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Rodes, Nil; Gajek, Wojciech; Pearce, Danni M; Harcourt, William David. (2024) Drone-based mapping of calving rates of Borebreen in Svalbard.
    Annet
  • Müller, Nicolas Carlo; Hann, Richard. (2024) UAV Icing: Comparison of the Influence of Icing on a Rotor in Vertical and Horizontal Flight.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Müller, Nicolas Carlo; Hann, Richard. (2024) UAV Icing: Validation of an Ice Protection System Design for a Propeller.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Frey, Markus; Müller, Nicolas Carlo; Wallisch, Joachim; Hann, Richard. (2024) UAV Icing: Experimental Investigation and Numerical CHT Simulations of a Propeller Ice Protection System.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2024) UAV Icing: Experimental Analysis of Icing on a Rotor of a UAV.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Løw-Hansen, Bogdan; Hann, Richard; Johansen, Tor Arne; Deiler, Christoph. (2024) Time-Domain System Identification and Validation of Small Fixed-Wing UAV Dynamics.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Müller, Nicolas Carlo; Wallisch, Joachim. (2024) UAV Icing: Impact Testing of Ice Fragments on a Propeller.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Laurendeau, E; Blanchet, Maxime; Zayni, Mohamad Karim; Hann, Richard; Radenac, E; Mussa, Ifrah. (2024) Summary From the 2nd AIAA Ice Prediction Workshop.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Borup, Kasper Trolle. (2024) Technical requirements for RPAS operations in cold climates.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Lindner, Markus Jürgen; Hann, Richard. (2024) UAV Icing: Comparison of Simulated 3D and 2D Ice Accretion on Wings.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Wurst, Lukas; Wallisch, Joachim; Hann, Richard. (2023) CFD Icing Simulations on a Fixed-wing UAV Engine Inlet.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2023) Numerical Simulation of In-Flight Icing of Unmanned Aerial Vehicles.
    Faglig kapittel
  • Högnadottir, Sif; Gryte, Kristoffer; Hann, Richard; Johansen, Tor Arne. (2023) Inner-Loop Control of Fixed-Wing Unmanned Aerial Vehicles in Icing Conditions.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Løw-Hansen, Bogdan; Hann, Richard; Stovner, Bård Nagy; Johansen, Tor Arne. (2023) UAV Icing: A Survey of Recent Developments in Ice Detection Methods.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Betlem, Peter; Deja, Kajetan; Ewertowski, Marek; Hartvich, Filip; Harm-Altstädter, B. (2023) Practical Guidelines for Scientific Application of Uncrewed Aerial Vehicles in Svalbard.
    Faglig kapittel
  • Wallisch, Joachim; Hann, Richard. (2022) UAV Icing: Experimental Investigation of Ice Shedding Times with an Electrothermal De-Icing System.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hansen, Bogdan Løw; Hann, Richard; Johansen, Tor Arne. (2022) UAV Icing: Ice Shedding Detection Methods for an Electrothermal De-Icing System.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2022) Hazards of In-flight Icing on Unmanned Aircraft.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Oswald, Johannes Wolfgang; Enache, Adriana; Hann, Richard; Gertjan, Glabeke; Lutz, Thorsten. (2022) UAV Icing: Experimental and Numerical Study of Glaze Ice.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Müller, Nicolas Carlo; Hann, Richard. (2022) UAV Icing: A Performance Model for a UAV Propeller in Icing Conditions.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Cheung, Michael; Hann, Richard; Johansen, Tor Arne. (2022) UAV Icing: A Unified Icing Severity Index Derived from Performance Degradation.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2022) UAV Icing: Challenges for computational fluid dynamic (CFD) tools.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Betlem, Peter; Deja, Kajetan; Hartvich, Filip; Jonassen, Marius Opsanger; Lampert, Astrid. (2022) Update to Scientific Applications of Unmanned Vehicles in Svalbard.
    Faglig kapittel
  • Hann, Richard; Altstädter, Barbara; Betlem, Peter; Deja, Kajetan; Dragańska-Deja, ‪Katarzyna; Ewertowski, Marek. (2021) Scientific Applications of Unmanned Vehicles in Svalbard.
    Faglig kapittel
  • Müller, Nicolas Carlo; Hann, Richard; Lutz, Thorsten. (2021) UAV Icing: Numerical Simulation of Propeller Ice Accretion.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Narum, Edvard Frimann Løes; Hann, Richard; Johansen, Tor Arne. (2020) Optimal Mission Planning for Fixed-Wing UAVs with Electro-Thermal Icing Protection and Hybrid-Electric Power Systems.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Wallisch, Joachim; Hann, Richard. (2020) Design of a low-speed icing wind tunnel for UAVs.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2019) UAV Icing: Comparison of LEWICE and FENSAP-ICE for Anti-Icing Loads.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Gryte, Kristoffer; Hann, Richard; Alam, Mushfiqul; Rohac, Jan; Johansen, Tor Arne; Fossen, Thor I.. (2018) Aerodynamic modeling of the Skywalker X8 Fixed-Wing Unmanned Aerial Vehicle.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard. (2018) UAV Icing: Comparison of LEWICE and FENSAP-ICE for Ice Accretion and Performance Degradation.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hann, Richard; Wenz, Andreas Wolfgang; Gryte, Kristoffer; Johansen, Tor Arne. (2017) Impact of atmospheric icing on UAV aerodynamic performance.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Rapport

  • Blanchard, G; Hann, Richard; Håkonsen, Verner; Benmeddour, A; Bennani, L; Rouzaud, O. (2024) Computational Modelling and Simulation Methods. NATO STO - Technical Report NATO STO - Technical Report
    Rapport
  • Deiler, Christoph; Veronesi, Federico; Raimondo, M; Mora, J; Garcia, Paloma; Frovel, M. (2024) Ice Detection Technologies. NATO STO - Technical Report NATO STO - Technical Report
    Rapport
  • Veronesi, Federico; Raimondo, M; Mingione, G; Martin, B; Hann, Richard; Håkonsen, Verner. (2024) Ice Protection Systems. NATO STO - Technical Report NATO STO - Technical Report
    Rapport
  • Högnadottir, Sif; Johansen, Tor Arne; Hann, Richard; Gryte, Kristoffer. (2022) Inner Loop Adaptive Control of Fixed-Wing Unmanned Aerial Vehicles in Icing Conditions. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Mastergradsoppgave
  • Sørensen, Kim Lynge; Borup, Kasper Trolle; Hann, Richard; Bernstein, B.; Hansbø, Morten. (2021) UAV Atmospheric Icing Limitations: Climate Report for Norway and Surrounding Regions. UBIQ Aerospace UBIQ Aerospace
    Rapport
  • Hann, Richard; Johansen, Tor Arne. (2020) Unsettled Topics in Unmanned Aerial Vehicle Icing. Society of Automotive Engineers Society of Automotive Engineers
    Rapport
  • Hann, Richard; Garreau, Arthur Oliver Charles. (2020) Validation and Application of Novel Wind Estimation Methods with Quadcopter UAVs in the Arctic. Universitetssenteret på Svalbard Universitetssenteret på Svalbard
    Mastergradsoppgave
  • Wallisch, Joachim; Hann, Richard. (2020) Design of a Low-Speed Icing Wind Tunnel for UAVs. University of Stuttgart University of Stuttgart
    Mastergradsoppgave
  • Müller, Nicolas Carlo; Hann, Richard. (2020) Numerical simulation of the ice accretion on a propeller of a small fixed-wing UAV. University of Stuttgart University of Stuttgart
    Mastergradsoppgave

Formidling

Norwegian SciTech News

An airplane with significant ice build-up on its wings or propellers will sooner or later crash. Researchers at NTNU have come up with several findings that could enable drones to de-ice their wings automatically.

How to Mesh a Frozen Drone

Icing is a severe hazard that significantly limits the usage of autonomous unmanned aerial vehicles. One of the most challenging tasks is creating high-quality meshes of multiple complex ice shapes in a timely manner.

NASA AMS Seminar Series

Advanced Modeling and Simulation organised by NASA. Presentation about CFD simulation of icing on UAVs.

2026

  • Poster
    Günzel, Leonard Florian Tom; Hann, Richard; Lockhart, Kaelan Bryce; Kleber, Gabrielle Emma; Ludvigsen, Martin. (2026) Observing Marine-Terminating Glaciers: A Combined Aerial and Underwater Methodology in Ice-Covered Fjords. Ocean Science Meeting 2026 , Glasgow, Scotland 22.02.2026 - 27.02.2026

2025

  • Faglig foredrag
    Hann, Richard. (2025) Icing on Emerging Aircraft: Research Needs for UAVs and Beyond. Research Webinars , Online 19.12.2025 -
  • Faglig foredrag
    Hann, Richard. (2025) New Frontiers of Aircraft Icing: UAVs and Beyond. Aircraft Icing Forum , Online 09.12.2025 - 09.12.2025
  • Vitenskapelig foredrag
    Hann, Richard. (2025) Drones in the Arctic – cold climate challenges for UAVs. Cold Weather Operations Conference , Hamar 11.11.2025 - 13.11.2025
  • Vitenskapelig foredrag
    Hann, Richard. (2025) Glaciers from above and below: applying the observational pyramid in Svalbard. Svalbard Science Conference , Olso 28.10.2025 - 29.10.2025
  • Vitenskapelig foredrag
    Hann, Richard. (2025) Arctic Drone Applications for FAIR Data Management. NTNU Research Data Infrastructure Day , Trondheim 28.05.2025 -
  • Vitenskapelig foredrag
    Hann, Richard. (2025) The icing barrier – challenges and solutions for in-flight icing on UAVs. Navy Tech , Helsinki 11.02.2025 - 13.02.2025

2023

  • Vitenskapelig foredrag
    Högnadottir, Sif; Gryte, Kristoffer; Hann, Richard; Johansen, Tor Arne. (2023) Inner-Loop Control of Fixed-Wing Unmanned Aerial Vehicles in Icing Conditions. AIAA SciTech Conference , National Harbor, Maryland 23.01.2023 - 27.01.2023

2022

  • Vitenskapelig foredrag
    Hann, Richard. (2022) Update to Scientific Applications of Unmanned Vehicles in Svalbard. SIOS Polar Night Week 2022 24.01.2022 - 27.01.2022
  • Vitenskapelig foredrag
    Hann, Richard. (2022) Drone-based mapping of surging Scheelebreen and Vallåkrabreen glaciers in Svalbard. SIOS Online Conference , Svalbard 12.10.2022 - 14.10.2022
  • Vitenskapelig foredrag
    Hann, Richard. (2022) UAV Icing – The freezing barrier for the future of aviation. AMOS Day 2022 09.11.2022 - 09.11.2022
  • Vitenskapelig foredrag
    Hann, Richard. (2022) Drone-based mapping of Gruvefjellet in Spring and Summer for cornice risk assessment. SIOS Online Conference , Svalbard 12.10.2022 - 14.10.2022
  • Vitenskapelig foredrag
    Hann, Richard. (2022) Opening session: UAV Icing Workshop. UAV Icing Workshop , Trondheim 29.11.2022 - 30.11.2022

2020

  • Vitenskapelig foredrag
    Müller, Nicolas Carlo; Hann, Richard; Lutz, Thorsten. (2020) The Influence of Meteorological Conditions on the Icing Performance Penalties on a UAV Propeller. Deutscher Luft- und Raumfahrtkongress 2020 , Online 01.09.2020 - 04.09.2020
  • Vitenskapelig foredrag
    Hann, Richard. (2020) Overview of Unsettled Topics in UAV Icing. SAE International AeroTech Digital Summit , Online 01.06.2020 - 04.06.2020
  • Vitenskapelig foredrag
    Hann, Richard. (2020) Icing on UAVs. Advanced Modeling & Simulation (AMS) Seminar Series , NASA Ames 04.02.2020 -
  • Vitenskapelig foredrag
    Hann, Richard. (2020) Opportunities and Challenges for Unmanned Aerial Vehicles (UAVs) in the Arctic. SIOS Polar Night Week , Longyearbyen 13.01.2020 - 17.01.2020
  • Faglig foredrag
    Lindvall, Johannes; Lee, Leon; Virk, Muhammad Shakeel; Jin, Jia Yi; Lehtomäki, Ville; Hann, Richard. (2020) A CFD benchmark study of ice accretion on a wind turbine blade and a comparison to the ice accretion of a rotating blade cylinder model. WinterWind- International Wind Energy Conference , Åre 03.02.2020 - 05.02.2020
  • Vitenskapelig foredrag
    Hann, Richard. (2020) Applications of Unmanned Aerial Vehicles in Svalbard. Arctic Change , Online 07.12.2020 - 10.12.2020
  • Faglig foredrag
    Lindvall, Johannes; Lee, Leon; Lehtomäki, Ville; Virk, Muhammad Shakeel; Hann, Richard; Revstedt, Johan. (2020) A CFD benchmark: Ice accretion on a wind turbine blade. WinterWind 2020 04.02.2020 - 06.02.2020

2019

  • Vitenskapelig foredrag
    Hann, Richard; Hodson, Andrew; Jonassen, Marius Opsanger. (2019) Glacier Mapping and Wind Estimation with UAVs on Svalbard. Svalbard Science Conference 05.11.2019 - 06.11.2019
  • Vitenskapelig foredrag
    Hann, Richard. (2019) Unmanned aerial vehicles (UAVs) in cold climate and wind energy applications. Winterwind Conference 2019 04.02.2019 - 06.02.2019
  • Intervju
    Hann, Richard; Hallén, Jonas. (2019) Drönare lär av vindkraften. Svensk vindkraft Svensk vindkraft [null] 15.01.2019

2018

  • Vitenskapelig foredrag
    Gryte, Kristoffer; Hann, Richard; Alam, Mushfiqul; Rohac, Jan; Johansen, Tor Arne; Fossen, Thor I.. (2018) Aerodynamic modeling of the Skywalker X8 Fixed-Wing Unmanned Aerial Vehicle. 2018 International Conference on Unmanned Aerial Systems , Dallas, TX 12.06.2018 - 15.06.2018
  • Faglig foredrag
    Hann, Richard. (2018) Icing on Unmanned Aerial Vehicles (UAVs). ICEBOX 2018 , Oslo 03.10.2018 - 04.10.2018
  • Faglig foredrag
    Hann, Richard. (2018) Wind Turbine Noise due to Icing. 2nd Wind Turbing Icing and Ice Prevention Forum , Berlin 07.11.2018 - 08.11.2018
  • Poster
    Hann, Richard. (2018) Icing Protection Systems for Unmanned Aerial Vehicles in the Arctic. Arctic Change , Ottawa 10.12.2018 - 14.12.2018
  • Faglig foredrag
    Hann, Richard. (2018) Icing on Unmanned Aerial Vehicles (UAVs). 2nd Wind Turbing Icing and Ice Prevention Forum , Berlin 07.11.2018 - 08.11.2018

2017

  • Vitenskapelig foredrag
    Hann, Richard; Wenz, Andreas Wolfgang; Gryte, Kristoffer; Johansen, Tor Arne. (2017) Impact of Atmospheric Icing on UAV Aerodynamic Performance. Workshop on Research, Education and Development of Unmanned Aerial Systems (RED-UAS) , IEEE 03.10.2017 - 05.10.2017
  • Vitenskapelig foredrag
    Hann, Richard; Veshniakova, Liudmila; Romero, Mason; Cicilio, Phylicia Rose. (2017) Cold Climate Wind Energy in Longyearbyen, 78°N. Arctic Change 11.12.2017 - 15.12.2017

2015

  • Poster
    Hann, Richard. (2015) Simulating Iced Wind Turbine Noise. Winterwind 09.02.2015 - 11.02.2015

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