Dr. Richard Hann, Postdoc
Phone: +47 48 020 891
Mail: richard.hann@ntnu.no
Google scholar publication statistics
ORCID
Research Interests
- Icing on unmanned aerial vehicles (UAVs)
- Ice protection systems for UAVs in UBIQ Aerospace
- Computational fluid dynamics (CFD)
- Cold climate wind energy
- Drone applications in the Arctic
-
Atmospheric pollution & long-range
transport processes
Media
- Blog
- NASA lecture on UAV icing (2020) link
- Exploring the Hazards of Drone Icing
(2019) link
- Drones Help Reveal the Secret of Glacier
Crevasses (2019) link
- Icing on Drones and Wind Turbines (2019) link
- How to Mesh a Frozen Drone
(2020) link
/ link
Awards
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2019 |
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2013 |
PhD
Thesis
|
2020 |
Hann, R. (2020). Atmospheric Ice Accretions, Aerodynamic
Icing Penalties, and Ice Protection Systems on Unmanned Aerial Vehicles. PhD Thesis
NTNU2020:200, Norwegian University of Science and Technology. |
Paper
Publications
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2021 |
Hann, R., Altstädter, B., Betlem, P., Deja, K.,
Dragańska-Deja K., Ewertowski, M., Hartvich, F., Jonassen, M., Lampert,
A., Laska, M., Sobota, I., Storvold, R., Tomczyk, A., Wojtysiak, K. Zagórski
P. (2021). Scientific Applications of
Unmanned Vehicles in Svalbard. SESS Report 2020, Svalbard Integrated Arctic Earth Observing
System. DOI: 10.5281/zenodo.4293283 |
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Jawak, S.D., Andersen, B.N., Pohjola, V., Godřy, Ř., Hübner, C.,
Jennings, I., Ignatiuk, D., Holmen, K., Sivertsen, A., Hann, R.,
Třmmervik, H., Kääb, A., Błaszczyk, M., Salzano, R., Luks, B., Hřgda,
K., Storvold, R., Nilsen, L., Salvatori, R., Krishnan, K.P., Chatterjee, S.,
Lorentzen, D.A., Erlandsson, R., Lauknes, T.R., Malnes, E., Karlsen, S.R.,
Enomoto, H., Fjćraa, A.M., Zhang, J., Marty, S., Nygĺrd, K.O., Lihavainen, H.
(2021). SIOS’s Earth Observation (EO), Remote Sensing
(RS), and Operational Activities in Response to COVID-19. Remote Sensing, 13(4),
712. DOI: 10.3390/rs13040712 |
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2020 |
Hann, R., Johansen, T.A. (2020). Unsettled Topics in Unmanned
Aerial Vehicle Icing. SAE International, SAE EDGE Research Report EPR2020008. DOI: 10.4271/EPR2020008 |
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Hermanson, M.H., Isaksson E., Hann R.,
Teixeira C.F., Muir D.C.G. (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 4 (11), pp. 2096-2104. DOI: 10.1021/acsearthspacechem.0c00227 |
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Wallisch, J., Hann, R. (2020). Design of a Low-Speed Icing Wind
Tunnel for UAVs. Deutsche Gesellschaft für Luft- und Raumfahrt. DOI: 10.25967/530188 |
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Hermanson, M.H., Isaksson E., Hann R.,
Teixeira C.F., Muir D.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 & Technolgy, vol. 54, issue 15, pp.
9265–9273. DOI: 10.1021/acs.est.0c01537 |
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Hovenburg, A. R., Andrade, F. A. A., Hann, R., Rodin, C. D.,
and Johansen, T. A., Storvold, R. (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.
DOI: 10.1109/JMASS.2020.3003833 |
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Hann, R., Hearst, R.J., Sćtran, L.R., Bacchi, T. (2020). Experimental and Numerical Icing Penalties of
an S826 Airfoil at Low Reynolds Numbers. Aerospace, 7(4), 46. [Data]
DOI: 10.3390/aerospace7040046 |
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Narum, E.F.L., Hann, R., Johansen, T.A. (2020). Optimal Mission Planning for
Fixed-Wing UAVs with Electro-Thermal Icing Protection and Hybrid-Electric
Power Systems. International Conference on Unmanned Aircraft Systems (ICUAS). DOI: 10.1109/ICUAS48674.2020.9214054 |
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2019 |
Hann, R., Hermanson, M. (2019). Derivation of Flow Rate and Calibration
Method for High-Volume Air Samplers. Atmospheric Measurement Techniques, 12(9),
4725-4731. DOI: 10.5194/amt-12-4725-2019 |
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Hann,
R. (2019). UAV Icing: Ice Accretion
Experiments and Validation. SAE Technical Paper. No. 2019-01-2037. DOI: 10.4271/2019-01-2037 |
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Hann, R., Borup, K.,
Zolich, A., Sorensen, K., Vestad, H., Steinert, M., & Johansen, T.A.
(2019). Experimental Investigations of an
Icing Protection System for UAVs. SAE Technical Paper. No. 2019-01-2038. DOI: 10.4271/2019-01-2038 |
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Fajt, N., Hann, R., Lutz, T. (2019). The Influence of Meteorological Conditions on
the Icing Performance Penalties on a UAV Airfoil. 8th European Conference for
Aeronautics and Aerospace Sciences (EUCASS). DOI: 10.13009/EUCASS2019-240 |
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Winter, A., Hann, R., Wenz,
A., Gryte, K., & Johansen, T. A. (2019). Stability of a Flying Wing UAV in Icing
Conditions. 8th
European Conference for Aeronautics and Aerospace Sciences (EUCASS). DOI: 10.13009/EUCASS2019-906 |
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Hann, R. (2019). UAV Icing: Comparison of LEWICE
and FENSAP-ICE for Anti-Icing Loads. AIAA Scitech Forum. DOI: 10.2514/6.2019-1286 |
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2018 |
Gryte, K., Hann, R., Alam, M., Roháč, J.,
Johansen, T. A., Fossen, T. I. (2018). Aerodynamic
modeling of the skywalker x8 fixed-wing
unmanned aerial vehicle. In 2018 International Conference on
Unmanned Aircraft Systems (ICUAS) (pp. 826-835). IEEE. DOI: 10.1109/ICUAS.2018.8453370 |
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Hann, R. (2018). UAV
Icing: Comparison of LEWICE and FENSAP-ICE for Ice Accretion and Performance
Degradation. AIAA Atmospheric and Space Environments Conference. DOI: 10.2514/6.2018-2861 |
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2017 |
Hermanson, M.H., Hann, R., Johnson, G.W. (2017). Response to
Comment on “Polychlorinated Biphenyls in Tree Bark near Former Manufacturing
and Incinerator Facilities in Sauget, Illinois, United States”. Environ.
Sci. Technol. 2017, 51, 8206−8207. DOI: 10.1021/acs.est.7b01688 |
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Hann, R., Wenz, A., Gryte, K., & Johansen, T.
A. (2017). Impact
of atmospheric icing on UAV aerodynamic performance. In 2017
Workshop on Research, Education and Development of Unmanned Aerial Systems
(RED-UAS) (pp. 66-71). IEEE. DOI: 10.1109/RED-UAS.2017.8101645 |
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2016 |
Hermanson, M.
H., Hann, R., & Johnson, G. W.
(2016). Polychlorinated
biphenyls in tree bark near former manufacturing and incineration facilities
in Sauget, Illinois, United States. Environmental science &
technology, 50(12), 6207-6215. DOI: 10.1021/acs.est.6b01053 |
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2015 |
Lutz, T.,
Arnold, B., Bekiropoulos, D., Illg, J., Krämer, E., Wolf, A., Hann, R.,
Kamruzzaman, M. (2015). Prediction
of flow-induced noise sources of wind turbines and application examples. International
Journal of Aeroacoustics, 14(5-6), 675-714. DOI: 10.1260/1475-472X.14.5-6.675 |
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2013 |
Hann, R., Wolf, A., Bekiropoulos,
D., Lutz, T., Krämer, E. (2013). Numerical
investigation on the noise generation of iced wind turbine airfoils. Winterwind Conference. |
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Hann, R., (2013). Aeroakustische Analyse Vereister
Profile einer Windenergieanlage. Diplomarbeit/ Final-year
thesis. University of Stuttgart. |
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2012 |
Hann, R., (2012). Thermische Untersuchng der
Eisbildung und des Anti-Icings an einem Rotorblatt für Windenergieanlangen.
Studienarbeit/thesis. University of Stuttgart. |
Conference
Presentations
|
2020 |
Hann, R. (2020). Applications of Unmanned Aerial
Vehicles in Svalbard. Arctic Change conference. |
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Hann, R. (2020). Overview of Unsettled Topics in
UAV Icing. SAE International AeroTech Digital Summit. |
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Müller, N., Hann, R., Lutz, T. (2020). The Influence of Meteorological
Conditions on the Icing Performance Penalties on a UAV Propeller, Deutscher Luft- und Raumfahrtkongress
(DLRK). |
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Lindvall, J., Lee, L., Virk, M.S., Jin,
J.Y., Lehtomäki, V., Hann, R., Revstedt, J. (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 Conference. |
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Hann, R. (2020). Icing on UAVs. Invited talk to the Advanced Modeling
& Simulation (AMS) Seminar Series at the National Aeronautics and Space
Administration (NASA). |
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Hermanson, M.H., Isaksson, E., Hann, R.,
Teixeira, C., Muir, D.C.G. (2020). Deposition of polychlorinated
biphenyls to ice cores at opposite polar sites: Holtedahlfonna,
Svalbard and Site M, Antarctica. SETAC Europe 30th Annual Meeting. |
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Hann, R. (2020). Opportunities and
Challenges for Unmanned Aerial Vehicles (UAVs) in the Arctic. SIOS Polar Night
Week Conference. |
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2019 |
Hann, R., Hodson, A., Jonassen, M. (2019). Glacier Mapping and Wind
Estimation with UAVs on Svalbard. Svalbard Science Conference. |
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Hann, R. (2019). Unmanned Aerial Vehicles (UAVs) in
Cold Climate and Wind Energy Applications. Winterwind
Conference. |
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2018 |
Hann, R. (2018). Icing
Protection Systems for UAVs in the Arctic. Arctic Change conference. |
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Hann, R. (2018). Wind Turbine Noise due to Icing. Wind Turbine
Icing & Ice Prevention Forum |
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Hann, R. (2018). Icing on Unmanned Aerial Vehicles (UAVs). Wind
Turbine Icing & Ice Prevention Forum |
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2017 |
Krřgenes,
J., Brandrud, L., Hann, R., Bartl,
J., Bracchi, T., & Sćtran, L. (2017). Aerodynamic performance of the NREL S826
airfoil in icing conditions. Wind Energy Science Discussions, 1-17. |
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Hann, R., Veshniakova,
L., Romero, M., Cicilio, P.R. (2017). Cold
Climate Wind Energy in Longyearbyen, 78°N. Arctic Change conference. |
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2016 |
Hann, R. (2016). Applications
of iced wind turbines noise simulations. Winterwind
Conference. |
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2014 |
Hann, R. (2014). Simulation and validation of the
aerodynamic performance of iced wind turbine airfoils. Winterwind
Conference. |
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2012 |
Hann, R., Neumann, S. O., Miller, A., &
Dillingh, J. (2012). Thermal
analysis of a heated rotor blade for wind turbines. Winterwind Conference. |
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Databases
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Hann, R., Müller, N. (2020). Icing
Validation Database. DataverseNO, Version 1. DOI: 10.18710/5XYALW
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Hann, R., Wallisch, J. (2020). UAV
Specification Database. DataverseNO, Version 1. DOI: 10.18710/L41IGQ
People
– PhD Students
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Nicolas Müller, Icing, performance penalties, and ice
protection systems for UAV propellers, 2021–2024 ,
UBIQ Aerospace / NTNU, co-supervisor.
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Joachim Wallisch, De-icing and ice protection systems for UAVs,
2021-2024, NTNU, co-supervisor.
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Toni Klausen, Prediction of aircraft icing based on the
microphysical properties of condensed water vapour outside mixed-phased clouds,
using models and empirical data, 2021-2023, Andřya
Space / NTNU
People
– Master Students
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Bogdan Lřw-Hansen, Detection of ice shedding on an UAV ice
protection system via temperature measurements, 2021, NTNU, co-supervisor.
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Michael Cheung, An energy consumption model for UAVs in icing
conditions, 2021, NTNU, co-supervisor.
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Kilian Meier, Maturation of a Novel Wind Estimation Method with
Quadcopter UAVs in the Arctic, master thesis, 2021, UNIS / École
Polytechnique Fédérale de Lausanne, main supervisor.
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Johannes Oswald, Experimental and numerical investigations on a RG-15 UAV airfoil in icing conditions, master thesis,
2020/21, Uni Stuttgart / von Karman Institute / NTNU, main supervisor.
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Max Nüßle, Simulating atmospheric heat exchange of crevassed
glaciers with CFD methods, master thesis, 2020/21, Uni Stuttgart / UNIS /
NTNU, main supervisor.
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Mikkel Tiller, Advanced path planning for UAVs in icing
conditions, master thesis, 2020/21, NTNU, co-supervisor.
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Nicolas Müller, Numerical
simulation of the ice accretion on a propeller of a small fixed-wing UAV,
master thesis, 2020, NTNU / Uni Stuttgart, main supervisor.
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Armin Dachauer, Aerodynamic
Roughness Length of Crevassed Tidewater Glaciers from UAV Mapping, master thesis,
2020 UNIS / ETH Zürich, main supervisor.
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Arthur Garreau, Validation
and Application of Novel Wind Estimation Methods with Quadcopter UAVs in the
Arctic, master thesis, 2020, UNIS / École nationale
de la météorologie (ENM), main supervisor.
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Edvard Frimann Lřes Narum, Mission
planning for fixed-wing UAVs in wind and icing conditions, master thesis,
2020, NTNU, co-supervisor.
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Joachim Wallisch, Design
of a low-speed icing wind tunnel for UAVs, master thesis, 2020, NTNU / Uni
Stuttgart, main supervisor.
·
Nicolas Fajt, The
Influence of Meteorological Conditions on the Icing Performance Penalties on a
UAV Airfoil, master thesis, 2019, NTNU / Uni Stuttgart, main supervisor.
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Adrian Winter, Systems Identification, Flight
Performance, and Control of a Fixed-Wing UAV in Icing Conditions, master
thesis, 2019, NTNU / Uni Stuttgart, main supervisor.
·
Julie Krřgenes, Aerodynamic
Performance of the NREL S826 Airfoil in Icing Conditions, master thesis,
2017, NTNU, co-supervisor.
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Lovisa Brandrud, Aerodynamic
Performance of the NREL S826 Airfoil in Icing Conditions, master thesis,
2017, NTNU, co-supervisor.
Lectures
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TRST Terrestrial
Remote Sensing Training, guest lecturer, Svalbard Integrated Earth
Observing System SIOS, 2020
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AMS
Advanced Modeling & Simulation Seminar Series,
guest speaker. National Aeronautics and Space Administration (NASA), 2020.
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AGF-350/850
The Arctic Atmospheric Boundary Layer and Local Climate Processes, guest
lecturer. University Centre in Svalbard (UNIS), 2020.
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AG-204
The Physical Geography of Svalbard, guest lecturer. University Centre in
Svalbard (UNIS), 2019.
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TTK4
Unmanned Aerial Vehicles, guest lecturer. Norwegian University of Science and
Technology (NTNU), 2018-2019.
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AT-331/831
Arctic Environmental Pollution: Distribution and Processes, course responsible.
University Centre in Svalbard (UNIS), 2017.
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AT-331/831
Arctic Environmental Pollution: Distribution and Processes, guest lecturer.
University Centre in Svalbard (UNIS), 2015-2016.
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Workshop on using graphic calculators in aerospace engineering
studies, course responsible. University of Stuttgart, 2012-2013.
Research Projects
·
D•ICE
ROTORS – Protecting the unmanned aircraft industry, funded by Research Council of Norway (BIA) and UBIQ Aerospace. 2019 – today
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IKTPLUSS – Icing effects, detection
and mitigation on unmanned aerial vehicles (UAVs). 2020 – today
·
1st
AIAA Ice Prediction Workshop
(IPW). 2020 – today
·
Aircraft
Icing Technology
– SAE Technical Committee (AC-9C).
2018 – today
·
NATO
AVT-ET-214 –
Operation of Unmanned Aerial Vehicles (UAVs) in Icing Environments. 2020 –
today
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NATO
AVT-299 – Assessment of Anti-Icing
and De-Icing Technologies for Air and Sea Vehicles. 2018 – 2020
·
UAV
Crevasse – Using UAVs to investigate
effects of crevasses upon glacier surface melting (RIS-ID 11148). 2019 –
today
·
Arctic
ABL Wind – Novel method for wind
measurements in the arctic atmospheric boundary layer (RIS-ID 11372). 2020
– today
· Center of Excellence, Autonomous Marine Operations and Systems (AMOS). Funded by the Research Council of Norway, NTNU, Equinor, DNV GL and the Sintef Group. 2016 – today
·
NTNU
Unmanned Aerial Vehicles Laboratory (UAV-lab). 2016 – today
·
Centre
for integrated remote sensing and forecasting for arctic operations (CIRFA). 2016 – 2020
Academic Work
·
Guest
Editor for the Special Issue "Atmospheric
Measurements Using Unmanned Systems" in Drones, 2020-2021.
·
Reviewing
activities for several journals. See Publons.
Norwegian University of Science and Technology (NTNU)
Autonomous Marine Operations and Systems (AMOS)
Department
of Engineering Cybernetics (ITK)
Address: O.S. Bragstads plass
2D, NO7491 Trondheim, NORWAY