Dr. Richard Hann, Researcher
Phone: +47 48 020 891
Mail:
richard.hann@ntnu.no
Google scholar publication statistics
ORCID
1st International
UAV Icing Workshop
Research Interests
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Icing on unmanned aerial vehicles (UAVs)
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Ice protection
systems for UAVs in UBIQ Aerospace
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Icing computational fluid dynamics (CFD)
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Cold climate wind energy
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Drone applications in the
Arctic
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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
- Package delivery to your door
by drone now one step closer (2021) link english / link norwegian
Awards
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2021 |
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2019 |
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2013 |
PhD
Thesis
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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 (Total: 56 / Journal: 18 / Conference: 32 / Book
chapters: 1 / Other: 7)
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2024 |
Frey, M., Müller,
N.C., Wallisch, J., Hann, R. (2023). UAV Icing: Validation
of a numerical model to calculate the temperature of an ice protection system
for a propeller of a UAV. AIAA SciTech Forum. AIAA 2024-0871. doi.org/10.2514/6.2024-0871 |
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2023 |
Paulsen, I.M.G., Pedersen, Å.Ø., Hann,
R., Blanchet, M.-A., Eischeid, I., Van Hazendonk, C., Ravolainen, V.T.,
Stien, A., Le Moullec, M. (2023). How Many Reindeer? UAV
Surveys as an Alternative to Helicopter or Ground Surveys for Estimating
Population Abundance in Open Landscapes. Remote Sensing, 15(1).
doi.org/10.3390/rs15010009 |
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Högnadottir, S., Gryte, G., Hann, R.,
Johansen, T.A. (2023). Inner-Loop
Control of Fixed-Wing Unmanned Aerial Vehicles in Icing Conditions. AIAA SCITECH
Forum. AIAA 2023-1049 doi.org/10.2514/6.2023-1049 |
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Hann, R., Betlem, P., Deja, K., Ewertowski, M.,
Harm-Altstädter, B., Jonassen, M., Lampert, A., Laska, M., Sobota, I.,
Storvold, R., Tomczyk, A., Zagórski, P. (2023) Practical Guidelines for
Scientific Application of Uncrewed Aerial Vehicles in Svalbard. SESS
Report 2022, Svalbard Integrated Arctic Earth Observing System. doi.org/10.5281/zenodo.7371141 |
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Wallisch, J., Hann, R. (2023). UAV
Icing: Intercycle Ice Effects on Aerodynamic Performance. SAE
International Conference on Icing of Aircraft, Engines, and Structures. doi.org/10.4271/2023-01-1400 |
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Müller, N.C., Hann,
R. (2023). UAV
Icing: 3D simulations of propeller icing effects and anti-icing heat loads. SAE
International Conference on Icing of Aircraft, Engines, and Structures. doi.org/10.4271/2023-01-1400 |
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Løw-Hansen, B., Müller, N.C., Coates, E.,
Johansen, T.A., Hann, R. (2023). Identification
of an Electric UAV Propulsion System in Icing Conditions. SAE
International Conference on Icing of Aircraft, Engines, and Structures. doi.org/10.4271/2023-01-1378 |
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Cheung, M., Johansen, T.A., Hann,
R. (2023). UAV
Icing: Icing Cases
for Validation of Path Planning Method. SAE
International Conference on Icing of Aircraft, Engines, and Structures. doi.org/10.4271/2023-01-1379 |
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Hann, R., Müller, N.C.,
Lindner, M., Wallisch, J. (2023). UAV
Icing: Experimental validation data for predicting ice shapes at low Reynolds
numbers. SAE
International Conference on Icing of Aircraft, Engines, and Structures. doi.org/10.4271/2023-01-1372 |
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Lindner, M., Wallisch,
J., Hann, R. (2023). UAV
Icing: Numerical Simulation of Icing Effects on Wing and Empennage. SAE International
Conference on Icing of Aircraft, Engines, and Structures. doi.org/10.4271/2023-01-1384 |
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Heramarwan, H.,
Müller, N., Lutz, T., Hann, R. (2023). UAM
Icing: Ice Accretion Simulations and Experiments of an eVTOL Rotor. SAE
International Conference on Icing of Aircraft, Engines, and Structures. doi.org/10.4271/2023-01-1391 |
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Enache, A., Wallisch, J.,
van Beeck, J., Hendrick, P., Hann, R. (2023). Ice Accretion:
Image Post-Processing Measurement Techniques for 2D Ice Shapes. Aerospace, 10(5), 451. doi.org/10.3390/aerospace10050451 |
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Hann, R. (2023). Numerical Simulation of
In-Flight Icing of Unmanned Aerial Vehicles. In: Habashi, W.G. (eds)
Handbook of Numerical Simulation of In-Flight Icing. Springer. doi.org/10.1007/978-3-030-64725-4_12-1 |
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Müller, N.C., Løw-Hansen, B., Borup, K.T., Hann,
R. (2023). UAV icing:
Development of an ice protection system for the propeller of a small UAV. Cold Regions Science and Technology, 213, 103938. doi.org/ 10.1016/j.coldregions.2023.103938 |
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Ghirardelli, M., Kral, S.T., Müller, N.C., Hann, R., Cheynet, E., Reuder, J. (2023). Flow Structure around
a Multicopter Drone: A Computational Fluid Dynamics Analysis for Sensor
Placement Considerations. Drones, 7(7), 467. doi.org/ 10.3390/drones7070467 |
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Løw-Hansen, B., Hann, R., Stovner,
B. N., Johansen, T. A. (2023). UAV
Icing: A survey of recent developments in ice detection methods. 22nd IFAC World Congress, Yokohama. |
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Wurst, L., Wallisch,
J., Hann, R. (2023). CFD
icing simulations on a fixed-wing UAV engine inlet. Deutscher Luft- und Raumfahrtkongress (DLRK). doi.org/10.25967/610455 |
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2022 |
Oswald, J.W., Enache,
A., Hann, R., Glabeke, G., Lutz, T. (2022). UAV
Icing: Experimental and Numerical Study of Glaze Ice. AIAA 2022-1976.
AIAA SciTech Forum. doi.org/10.2514/6.2022-1976 |
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Hann, R., Betlem, P., Deja, K., Hartvich, F., Jonassen, M., Lampert,
A., Laska, M., Sobota, I., Storvold, R., Zagórski P. (2022). Update to Scientific Applications of Unmanned Vehicles
in Svalbard. SESS Report 2021, Svalbard
Integrated Arctic Earth Observing System. doi.org/10.5281/zenodo.5751959 |
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Meier, K., Hann, R., Skaloud, J.,
Garreau, A. (2022). Wind Estimation with
Multirotor UAVs. Atmosphere, 13, 551. doi.org/10.3390/atmos13040551 |
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Hann, R. (2022). Hazards
of In-flight Icing on Unmanned Aircraft. Conference paper. SCI-328
Symposium on ‘Flight Testing of Unmanned Aerial Systems (UAS). |
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Cheung, M., Hann, R., Johansen, T.A.
(2022). UAV
Icing: A Unified Icing Severity Index Derived from Performance Degradation. AIAA Atmospheric and Space Environments Conference. doi.org/10.2514/6.2022-3906 |
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Wallisch, J., Hann, R. (2022). UAV
Icing: Experimental Investigation of Ice Shedding Times with an
Electrothermal De-Icing System. AIAA Atmospheric and Space Environments
Conference. doi.org/10.2514/6.2022-3905 |
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Müller, N., Hann, R. (2022). UAV
Icing: A Performance Model for a UAV Propeller in Icing Conditions. AIAA
Atmospheric and Space Environments Conference. doi.org/10.2514/6.2022-3903 |
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Løw-Hansen, B., Hann, R., Johansen,
T.A. (2022). UAV
Icing: Ice Shedding Detection Method for an Electrothermal De-Icing System. AIAA
Atmospheric and Space Environments Conference. doi.org/10.2514/6.2022-3904 |
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Laurendeau, É.,.
Bourgault-Côté, S., Ozcer, I., Hann, R., Radenac, E., Pueyo, A.
(2022). Summary
from the 1st AIAA Ice Prediction Workshop. AIAA Atmospheric
and Space Environments Conference. doi.org/10.2514/6.2022-3398 |
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Hann, R. (2022). UAV
Icing: Challenges for computational fluid dynamic (CFD) tools. International
Conference on Computational Fluid Dynamics, ICCFD11. |
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2021 |
Hann, R., Enache, A., Nielsen, M.C., Stovner, B.N.,
van Beeck, J., Johansen, T.A., Borup, K.T. (2021). Experimental Heat Loads for Electrothermal
Anti-Icing and De-Icing on UAVs. Aerospace,
8(3), 83. doi.org/10.3390/aerospace8030083 |
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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.org/10.5281/zenodo.4293283 |
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Jawak, S.D., Andersen, B.N., Pohjola, V., Godøy, Ø., Hübner, C.,
Jennings, I., Ignatiuk, D., Holmen, K., Sivertsen, A., Hann, R.,
Tømmervik, H., Kääb, A., Błaszczyk, M., Salzano, R., Luks, B., Høgda,
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., Fjæraa, A.M., Zhang, J., Marty, S., Nygård, 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.org/10.3390/rs13040712 |
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Sørensen, K.L., Borup, K.T., Hann, R.,
Bernstein, B., Hansbø, M. (2021). UAV Atmospheric Icing Limitations: Climate
Report for Norway and Surrounding Regions. Report. UBIQ Aerospace. |
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Hann, R., Johansen, T.A. (2021). UAV icing: the influence of
airspeed and chord length on performance degradation. Aircraft Engineering and Aerospace Technology, Vol. 93, No. 5. doi.org/10.1108/AEAT-06-2020-0127 |
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Müller, N., Hann,
R., Lutz, T. (2021). UAV Icing: Numerical Simulation of
Propeller Ice Accretion. AIAA 2021-2673. AIAA Aviation 2021 Forum. doi.org/10.2514/6.2021-2673 |
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Nicu, I.C.,
Rubensdotter, L., Stalsberg, K., Nau, E. (2021). Coastal Erosion of Arctic Cultural Heritage in
Danger: A Case Study from Svalbard, Norway. Water, 13(6), 784.
doi.org/10.3390/w13060784 (Hann, R.
contribution: Drone mapping) |
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Haaland, O.M., Wenz, A.W., Gryte, K., Hann,
R., Johansen, T.A. (2021). Detection and Isolation of
Propeller Icing and Electric Propulsion System Faults in Fixed-Wing UAVs. In 2021 International Conference on Unmanned Aircraft Systems (ICUAS),
pp. 377-386, IEEE. doi.org/10.1109/ICUAS51884.2021.9476695 |
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Hermanson, M.H., Isaksson, E., Hann, R., Ruggirello, R.M.,
Teixeira, C., Muir, D.C.G. (2021). Historic
Atmospheric Organochlorine Pesticide and Halogenated Industrial Compound Inputs
to Glacier Ice Cores in Antarctica and the Arctic. ACS Earth Space
Chem, 5, 9, 2534–2543. doi.org/10.1021/acsearthspacechem.1c00211 |
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Dachauer, A., Hann, R., and Hodson, A.J.: Aerodynamic roughness
length of crevassed tidewater glaciers from UAV mapping, The
Cryosphere, 15, 5513–5528, 2021. doi.org/
10.5194/tc-15-5513-2021 |
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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.org/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.org/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.org/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.org/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.org/10.1109/JMASS.2020.3003833 |
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Hann, R., Hearst, R.J., Sætran, L.R., Bracchi, T.
(2020). Experimental and Numerical Icing Penalties of
an S826 Airfoil at Low Reynolds Numbers. Aerospace, 7(4), 46. [Data]
doi.org/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. In 2020 International
Conference on Unmanned Aircraft Systems (ICUAS), pp. 651-660, IEEE. doi.org/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.org/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.org/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.org/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.org/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.org/10.13009/EUCASS2019-906 |
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Hann, R. (2019). UAV Icing: Comparison of LEWICE
and FENSAP-ICE for Anti-Icing Loads. AIAA 2019-1286. AIAA Scitech Forum. doi.org/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.org/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 2018-2861. AIAA Atmospheric and Space Environments
Conference. doi.org/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”. Environmental
Science & Technology. 2017, 51, 8206−8207. doi.org/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.org/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.org/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.org/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/study thesis. University of Stuttgart. |
Conference
Presentations (Total: 36 presentations)
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2024 |
Hann, R. (2024). The icing barrier
for clean aviation. NTNU and Rolls Royce Clean Aviation Evening, Trondheim. |
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Hermanson, M.H.,
Isaksson, E, Hann, R., Gabrielsen, G.W. (2024). Frozen Pollutants: Organic Contaminants in Svalbard Snow & Ice. Arctic Frontiers Conference 2024, Tromsø. |
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Pearce, D.M., Harcourt, W.D., Gajek, W., Hann, R., Rea, B.R.,
Benn, D.I., Lovell, H., Spagnolo, M. (2024). Investigating the
signature of a tidewater glacier surge behaviour using geomorphologhical,
sedimentological and geotechnical data, Borebreen, Svalbard. General Assembly of the European Geosciences Union, EGU24. |
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Harcourt, W.D, Gajek, W., Pearce, D., Hann, R., Luckman, A.,
Rea, B.R., Benn, D.I., James, M.R, Spagnolo, M., Nanni, U. (2024). Surge initiation at the terminus of Borebreen (Svalbard): Drivers and
impact on calving. General Assembly of the European Geosciences Union, EGU24. |
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2023 |
Hann, R. (2023). The challenge of
atmospheric in-flight icing on RPAS. 8th ISARRA (International
Society for Atmospheric Research using Remotely-piloted Aircraft) conference,
Bergen. |
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Hann, R. (2023) Mapping glaciers & counting reindeer: drone applications in
Svalbard. Svalbard Science Conference, Olso. |
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2022 |
Hann, R. (2022). Drone-based mapping
of surging Scheelebreen and Vallåkrabreen glaciers in Svalbard. SIOS Online Conference, online. |
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Hann, R. (2022). Drone-based mapping
of Gruvefjellet in Spring and Summer for cornice risk assessment. SIOS Online Conference, online. |
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Hann, R. (2022). UAV Icing – The
freezing barrier for the future of aviation. AMOS Days
November 2022, Trondheim. |
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Hann, R. (2022). Update to Scientific
Applications of Unmanned Vehicles in Svalbard. SIOS Polar Night Week 2022, Longyearbyen. |
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2021 |
Hann, R. (2021). SESS Report
Release: Scientific Applications of Unmanned Vehicles in Svalbard. SIOS Polar Night Week, Longyearbyen. Hann, R. (2021). Applications of
Unmanned Vehicles in Svalbard. Arctic Science Summit Week, online. |
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Hann, R. (2021). Synergies between
icing on wind turbines and UAVs. Winterwind Conference, online. |
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Hann, R. (2021). Hazards of
In-flight Icing on Unmanned Aircraft. SAE Business of Automated Mobility (BAM) Forum, online. |
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Hann, R. (2021). Applications of
Unmanned Vehicles in Svalbard. SIOS Online conference on remote sensing
in Svalbard. Hann, R. (2021). How to publish a
paper. SCOPE, 1st student-led conference on Polar Environment,
Longyearbyen. Hann, R. (2021). The Role of
Glacier Crevasses in the Context of Climate Change. Svalbard Science
Conference, Olso. Hann, R. (2021). Atmospheric icing
as a hazard to unmanned aircraft applications. Arctic Safety Conference, Longyearbyen. Hermanson, M.H., Isaksson, E., Hann, R.,
Ruggirello, R.M., Teixeira, C., Muir, D.C.G. (2020). A comparison of PCB congener, organochlorine pesticide, and industrial
compound burdens in firn and ice cores from Antarctica and Svalbard. SETAC North America 42nd Annual Meeting,
online. |
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2020 |
Hann, R. (2020). Applications of Unmanned Aerial
Vehicles in Svalbard. Arctic Change Conference, Longyearbyen. |
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Hann, R. (2020). Overview of Unsettled Topics in
UAV Icing. SAE International AeroTech Digital Summit, online. |
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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), online. |
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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, Åre. |
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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), Ames. |
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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, Dublin. |
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Hann, R. (2020). Opportunities and
Challenges for Unmanned Aerial Vehicles (UAVs) in the Arctic. SIOS Polar Night
Week Conference, Longyearbyen. |
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2019 |
Hann, R., Hodson, A., Jonassen, M. (2019). Glacier Mapping and Wind
Estimation with UAVs on Svalbard. Svalbard
Science Conference, Olso. |
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Hann, R. (2019). Unmanned Aerial Vehicles (UAVs) in
Cold Climate and Wind Energy Applications. Winterwind Conference, Umeå. |
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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 |
Krøgenes, J., Brandrud, L., Hann,
R., Bartl, J., Bracchi, T., & Sætran, 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. |
Datasets
(Total: 13 datasets)
·
Hann, R., Rhodes, N., Gajek, W., Pearce, D., Harcourt, W.
(2024). Drone-based mapping of
calving rates of Borebreen in Svalbard, Svalbard, DataverseNO, Version 1. doi.org/10.18710/B553MB
·
Hann, R. (2024). Drone-based
mapping of surging glaciers in Rindersbukta, Svalbard, DataverseNO, Version
1. doi.org/10.18710/IBBSGD
·
Hann, R., Rinne, E. (2024). Drone-based mapping of Larsbreen,
Longyearbreen, and Tellbreen in Svalbard, DataverseNO, Version 1. doi.org/10.18710/L41RKZ
·
Hann, R. (2023). Drone-based
mapping of crevassed glaciers in Svalbard, DataverseNO, Version 1. doi.org/10.18710/KLISS5
·
Hann, R. (2022). Drone-based
mapping of Gruvefjellet in Spring and Summer for cornice risk assessment, DataverseNO, Version 1. doi.org/10.18710/0NO42L
·
Hann, R., Meier, K., Garreau, A. (2022). Validation
data for wind speed and wind direction measurements with quadcopter drones,
DataverseNO, Version 1. doi.org/10.18710/AFDYLS
·
Hann, R. (2022). Drone-based
mapping of Sassendalen for reindeer counting in Svalbard. DataverseNO,
Version 1. doi.org/10.18710/KHQKWH
·
Hann, R., et al. (2022). Scientific literature that
utilizes unmanned vehicles in Svalbard. Svalbard Integrated Earth Observing
System, SIOS.
·
Hann, R. (2021). Drone-based
mapping of the Endalen alluvial fan in Svalbard. DataverseNO, Version 1. doi.org/10.18710/AED5GT
·
Hann, R. (2021). Aerodynamic
roughness length of crevassed tidewater glaciers from UAV mapping in Svalbard. DataverseNO, Version 1. doi.org/10.18710/JMWF3E
·
Hann, R. (2021). Drone-based
mapping of the Lagoon Pingo in Svalbard. DataverseNO, Version 1. doi.org/10.18710/IMPEG8
·
Hann,
R., Müller, N. (2020). Icing
Validation Database. DataverseNO, Version 1. doi.org/10.18710/5XYALW
·
Hann,
R., Wallisch, J. (2020). UAV
Specification Database. DataverseNO, Version 1. doi.org/10.18710/L41IGQ
People
– PhD Students (Main supervisor: 5 students, co-supervisor: 2 students)
·
Nicolas
Müller, Icing, performance penalties, and ice protection systems for UAV
propellers, 2021–2025, UBIQ Aerospace / NTNU, main supervisor.
·
Joachim
Wallisch, De-icing and ice protection systems for UAVs, 2021-2025, NTNU,
main-supervisor.
·
Michael
Cheung, Path-planning of UAVs in icing conditions, 2021-2024, NTNU, main
supervisor.
·
Bogdan
Løw-Hansen, Ice detection, 2021-2025, NTNU, main supervisor.
·
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, Andøya Space / NTNU, co-supervisor.
·
Mauro
Ghirardelli, UAV-based wind measurements, UiB, co-supervisor.
·
Markus
Lindner, Icing performance of UAVs, 2022-2026, NTNU, main supervisor.
People
– Master Students (Total: 22 students)
·
Michael
Henzler, CFD
Simulation of Icing on a Flying-Wing UAV, NTNU/Uni Stuttgart, 2023/24,
main supervisor.
·
Samuel
Göhring, Photogrammetry for Experimental UAV Ice shapes, NTNU/Uni
Stuttgart, 2023/24, main supervisor (ongoing).
·
Markus
Frey, Numerical
investigation of heat transfer on propeller ice protection systems for unmanned
aerial vehicles, NTNU/Uni Stuttgart, 2023, main supervisor.
·
Lukas
Wurst, CFD
icing simulations on a fixed-wing UAV engine inlet, NTNU/Uni Stuttgart,
2022/23, main supervisor.
·
Henidya
Heramarwan, CFD
Icing Simulations on Rotors for eVTOL Unmanned Aircraft, NTNU/Uni
Stuttgart, 2022/23, main supervisor.
·
Stephan
Van Reen, CFD
Simulation of the Air Flow Field around a Ship, 2022, NTNU/UNIS/Aalto, main
supervisor.
·
Bogdan
Løw-Hansen, Electrothermal
Ice-Shedding Detection for UAVs, 2021, NTNU, supporting supervisor.
·
Michael
Cheung, An
energy consumption model for UAVs in icing conditions, 2021, NTNU, main
supervisor.
·
Kilian
Meier, Wind Estimation with
multirotor UAVs, master thesis, 2021, UNIS / École
Polytechnique Fédérale de Lausanne, main supervisor.
·
Ruben
Kleiven, Robust
and Gain Scheduled Flight Control of Fixed-wing UAVs in Wind and Icing
Conditions, master thesis, 2021, NTNU, supporting supervisor.
·
Johannes
Oswald, UAV
Icing: Numerical and Experimental Study of Performance Penalties on an RG-15
Airfoil, master thesis, 2020/21, Uni Stuttgart / von Karman Institute /
NTNU, main supervisor.
·
Max
Nüßle, Heat
Transfer Simulations of Crevassed Glaciers, master thesis, 2020/21, Uni
Stuttgart / UNIS / NTNU, main supervisor.
·
Mikkel
Tiller, Advanced
path planning for UAVs in icing conditions, master thesis, 2020/21,
NTNU, co-supervisor.
·
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.
·
Armin
Dachauer, Aerodynamic
Roughness Length of Crevassed Tidewater Glaciers from UAV Mapping, master
thesis, 2020 UNIS / ETH Zürich, main supervisor.
·
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.
·
Edvard
Frimann Løes Narum, Mission
planning for fixed-wing UAVs in wind and icing conditions, master thesis,
2020, NTNU, co-supervisor.
·
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.
·
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
Krøgenes, Aerodynamic Performance
of the NREL S826 Airfoil in Icing Conditions, master thesis, 2017, NTNU,
co-supervisor.
·
Lovisa
Brandrud, Aerodynamic Performance
of the NREL S826 Airfoil in Icing Conditions, master thesis, 2017, NTNU,
co-supervisor.
Teaching
·
AGF-312
Remote Sensing of the Cryosphere (10 ECTS) – guest lecturer, University Centre
in Svalbard (UNIS) 2023.
·
Training course on Uncrewed
Aerial Vehicles in Svalbard (UAV4Svalbard) – main instructor, Svalbard
Integrated Arctic Earth Observing System (SIOS), 2023.
·
Unmanned
Aerial Vehicle: Environmental Applications – Advanced Level, guest lecturer,
University of Silesia in Katowice, 2022.
·
AGF-350/850
The Arctic Atmospheric Boundary Layer and Local Climate Processes, 10 ECTS,
guest lecturer. University Centre in Svalbard (UNIS), 2020 & 2022.
·
AG-204/221
The Physical Geography of Svalbard, 15 ECTS, guest lecturer. University Centre
in Svalbard (UNIS), 2019 & 2021.
·
TRST Terrestrial Remote Sensing
Training, guest lecturer, Svalbard Integrated Earth
Observing System (SIOS), 2020.
·
AMS Advanced
Modeling & Simulation Seminar Series, guest speaker. National Aeronautics
and Space Administration (NASA), 2020.
·
TTK4 Unmanned Aerial
Vehicles, guest lecturer. Norwegian University of Science and Technology
(NTNU), 2018-2019.
·
AT-331/831
Arctic Environmental Pollution: Distribution and Processes, 10 ECTS, course
responsible. University Centre in Svalbard (UNIS), 2017.
·
AT-331/831
Arctic Environmental Pollution: Distribution and Processes, 10 ECTS, guest
lecturer. University Centre in Svalbard (UNIS), 2015-2016.
·
Workshop
on using graphic calculators in aerospace engineering studies, course
responsible. University of Stuttgart, 2012-2013.
Funding (National: 46.2MNOK & EU:
4.0MEUR)
·
European
Defense Fund, 2023, EDF-2022-LS-RA-SMERO-NT-TDRIC: Tactical
Drones in Rain and Icing Conditions. 4.0MEUR. Co-principal investigator.
·
Research
Council of Norway, 2024, project number 350469. Zero
Ice Shield: D•ICE Ice Protection for Aviation's Green Evolution. 9.1MNOK.
Co-principal investigator.
·
Research
Council of Norway, 2022, project number 333170: Drone-mapping
Surging Glaciers in Svalbard. 50kNOK. Principal investigator.
·
Research
Council of Norway, 2021, project number 321667: Industrial
PhD on Propeller Icing on Unmanned Aerial Vehicles. 2.5MNOK. Principal
investigator.
·
Research
Council of Norway, 2021, project number 316425: Icing
effects, detection and mitigation on unmanned aerial vehicles (UAVs).
12.4MNOK. Co-Principal Investigator.
·
Research
Council of Norway, 2021, project number 318000: Adverse weather
mission planning for unmanned aerial vehicles (UAVs). 14.9MNOK. Principal
investigator.
·
Research
Council of Norway, 2020, project number 310702: Validation
and Application of Novel Wind Estimation Techniques with UAVs in the Arctic.
29kNOK. Co-principal investigator.
·
Research
Council of Norway, 2019, project number 296228: Autonomous
icing protection solution for unmanned aircraft rotors. 6.4MNOK. Post-doc.
·
Research
Council of Norway, 2019, project number 296355: Using
UAVs to investigate effects of crevasses upon glacier surface melting.
78kNOK. Principle investigator.
·
Svalbard
Integrated Arctic Earth Observing System, 2024, SESS Report 2024: Surging glaciers in Svalbard:
Current knowledge and perspectives for monitoring. 200kNOK. Principle
investigator.
·
Svalbard
Integrated Arctic Earth Observing System, 2022, SESS Report 2022: Practical Guidelines for
Scientific Application of Uncrewed Aerial Vehicles in Svalbard. 200kNOK.
Principle investigator.
·
Svalbard
Integrated Arctic Earth Observing System, 2021, SESS Report 2021: Update to Scientific Applications
of Unmanned Vehicles in Svalbard. 70kNOK. Principle investigator.
·
Svalbard
Integrated Arctic Earth Observing System, 2020, SESS Report 2020: Scientific Applications of
Unmanned Vehicles in Svalbard. 240kNOK. Principle investigator.
Research Projects
·
Icing
effects, detection and mitigation on unmanned aerial vehicles (UAVs). Funded by
the Research Council of Norway (IKTPLUSS). 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 – 2023.
·
NTNU
Unmanned Aerial Vehicles Laboratory (UAV-lab). 2016 – today.
·
NTNU
Unmanned Aerial Vehicles Icing Laboratory (UAV Icing Lab).
2021 – today.
·
UAV
Crevasse – Using UAVs to investigate effects of crevasses upon glacier surface
melting (RIS-ID 11148).
2019 – 2022.
·
Arctic
ABL Wind – Novel method for wind measurements in the arctic atmospheric
boundary layer (RIS-ID
11372). 2020 – 2021.
·
2nd
AIAA Ice Prediction Workshop (IPW).
2022 – 2023.
·
1st
AIAA Ice Prediction Workshop (IPW).
2020 – 2021.
·
D•ICE
ROTORS – Protecting the unmanned aircraft industry, funded by Research Council of Norway (BIA) and UBIQ Aerospace. 2019 – 2022.
·
Centre
for integrated remote sensing and forecasting for arctic operations (CIRFA). 2016
– 2020.
·
NATO
AVT-388 – Operation of Unmanned Aerial Vehicles (UAVs) in Icing Environments.
Co-chair. 2023 – today.
·
NATO
AVT-ET-214 – Operation of Unmanned Aerial Vehicles (UAVs) in Icing
Environments. Co-chair. 2020 – 2022.
·
NATO
AVT-299 – Assessment of Anti-Icing and De-Icing Technologies for Air and Sea
Vehicles. Participant. 2018 – 2021.
Academic Engagement
& Workgroups
·
AIAA
Atmospheric and Space Environments Technical Committee. 2023 – today.
·
SAE
Technical Committee –Aircraft Icing Technology (AC-9C).
2018 – today.
·
Svalbard
Integrated Arctic Earth Observing System. Science Optimisation Advisory Group
and Remote Sensing Working Group.
2022 – today.
·
Scientific
committee member for the 8th
ISARRA (International Society for Atmospheric Research using Remotely piloted
Aircraft) conference in Bergen. 2023.
·
Guest
Editor for the Special Issue "Atmospheric
Measurements Using Unmanned Systems" in Drones, 2020-2021.
·
Reviewer
for several journals. See Publons.
·
Reviewer
for AIAA Aviation Atmospheric and Space Environments (2022) and SAE
International Conference on Icing of Aircraft, Engines, and Structures (2023).
·
Conference
host of the 1st
International Workshop on UAV Icing. 2022.
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