Florian Krömer geb. Zenger

2021

• Ocker C., Czwielong F., Krömer F., Paruchuri C., Pannert W., Becker S.:
  Schallquellenlokalisierung an geschlitzten Axialventilatoren mit rotierendem Beamforming
  DAGA 2021 Wien (Wien, 15.08.2021 - 18.08.2021)
  BibTeX: Download
• Ocker C., Geyer T., Czwielong F., Krömer F., Pannert W., Merkel M., Becker S.:
  Permeable Leading Edges for Airfoil and Fan Noise Reduction in Disturbed Inflow
  In: AIAA Journal (2021)
  ISSN: 0001-1452
  DOI: 10.2514/1.J060396
  BibTeX: Download

2020

• Ocker C., Pannert W., Merkel M., Geyer T., Czwielong F., Krömer F., Becker S.:
  Experimental Investigation of the Impact of 3D-Metal-Printed Perforated Leading Edges on Airfoil and Axial Fan Noise
  AIAA AVIATION 2020 FORUM (Virtual Event, 15.06.2020 - 19.06.2020)
  DOI: 10.2514/6.2020-2529
  BibTeX: Download

2019

• Becher M., Krusche R., Tautz M., Mauss M., Springer N., Krömer F., Becker S.:
  Influence of the Gap Flow of Axial Vehicle Cooling Fans on Radiated Narrowband and Broadband Noise
  In: Acta Acustica United With Acustica 105 (2019), S. 435-448
  ISSN: 1610-1928
  DOI: 10.3813/AAA.919326
  BibTeX: Download
• Becker S., Czwielong F., Krömer F.:
  Untersuchung der Schallabstrahlung von gesichelten Axialventilatoren mit sinusförmigen Vorderkanten
  DAGA - Deutsche Jahrestagung für Akustik 2019 (Rostock, 18.03.2019 - 21.03.2019)
  In: Deutsche Gesellschaft für Akustik - DEGA (Hrsg.): Fortschritte der Akustik - DAGA 2019 45. Deutsche Jahrestagung für Akustik, 18.-21. März 2019 in Rostock 2019
  BibTeX: Download
• Czwielong F., Krömer F., Becker S.:
  Experimental investigations of the sound emissons of axial fans under the influence of suction-side heat exchangers
  25th AIAA/CEAS Aeroacoustics Conference (Delft, 20.05.2019 - 23.05.2019)
  DOI: 10.2514/6.2019-2618
  BibTeX: Download
• Czwielong F., Krömer F., Becker S.:
  Experimentelle Untersuchung der Schallabstrahlung von Wärmeübertrager-Axialventilator-Modulen
  DAGA - Deutsche Jahrestagung für Akustik 2019 (Rostock, 18.03.2019 - 21.03.2019)
  In: Deutsche Gesellschaft für Akustik - DEGA (Hrsg.): Fortschritte der Akustik - DAGA 2019 45. Deutsche Jahrestagung für Akustik, 18.-21. März 2019 in Rostock 2019
  BibTeX: Download
• Czwielong F., Krömer F., Becker S.:
  Sound Emissions of Axial Fans with Leading-Edge Serrations on different spanwise Locations
  inter.noise 2019 (Madrid, 16.06.2019 - 19.06.2019)
  In: PROCEEDINGS OF INTERNOISE 2019 The 49th International Congress and Exhibition on Noise Control Engineering 2019
  BibTeX: Download
• Czwielong F., Krömer F., Paruchuri C., Becker S.:
  Experimental investigation of the influence of different leading edge modifications on the sound emission of axial fans downstream of a heat exchanger
  Proceedings of the 23rd International Congress on Acoustics, integrating 4th EAA Euroregio 2019 (Aachen, 9.09.2019 - 13.09.2019)
  Open Access: http://pub.dega-akustik.de/ICA2019/data/articles/001182.pdf
  URL: http://pub.dega-akustik.de/ICA2019/data/articles/001182.pdf
  BibTeX: Download
• Floss S., Czwielong F., Krömer F., Becker S., Kaltenbacher M.:
  Achieving axial fan sound reduction with micro-perforated absorbers
  DAGA - Deutsche Jahrestagung für Akustik 2019 (Rostock, 18.03.2019 - 21.03.2019)
  In: Deutsche Gesellschaft für Akustik - DEGA (Hrsg.): Fortschritte der Akustik - DAGA 2019 45. Deutsche Jahrestagung für Akustik, 18.-21. März 2019 in Rostock 2019
  BibTeX: Download
• Krömer F., Becker S.:
  Off-design sound emission of low-pressure axial fans under distorted inflow conditions: an experimental study
  In: Acta Acustica United With Acustica 105 (2019), S. 85-108
  ISSN: 1610-1928
  DOI: 10.3813/AAA.919291
  BibTeX: Download
• Krömer F., Czwielong F., Becker S.:
  Experimental Investigation of the Sound Emission of Skewed Axial Fans with Leading-Edge Serrations
  In: AIAA Journal (2019)
  ISSN: 0001-1452
  DOI: 10.2514/1.J058134
  URL: https://arc.aiaa.org/doi/abs/10.2514/1.J058134?journalCode=aiaaj
  BibTeX: Download
• Krömer F., Czwielong F., Becker S.:
  Experimental investigation of the sound emission of skewed axial fans with leading-edge-serrations
  25th AIAA/CEAS Aeroacoustics Conference (Delft, 20.05.2019 - 23.05.2019)
  DOI: 10.2514/6.2019-2735
  BibTeX: Download
• Krömer F., Moreau S., Becker S.:
  Experimental investigation of the interplay between the sound field and the flow field in skewed low-pressure axial fans
  In: Journal of Sound and Vibration 44 (2019), S. 220-236
  ISSN: 0022-460X
  DOI: 10.1016/j.jsv.2018.10.058
  BibTeX: Download
• Ocker C., Herold G., Krömer F., Pannert W., Sarradj E., Becker S.:
  A Comparison of Frequency-Domain Microphone Array Methods for the Characterization of Rotating Broadband Noise Sources
  In: Acta Acustica United With Acustica 105 (2019), S. 66-74
  ISSN: 1610-1928
  DOI: 10.3813/AAA.919288
  BibTeX: Download
• Ocker C., Herold G., Krömer F., Pannert W., Sarradj E., Becker S.:
  A comparison of microphone array methods for the characterization of rotating fan noise
  In: Acta Acustica United With Acustica 105 (2019), S. 66-74
  ISSN: 1610-1928
  DOI: 10.3813/AAA.919288
  BibTeX: Download

2018

• Grabinger J., Kaltenbacher M., Becker S., Zenger F.:
  Efficient prediction of flow-induced sound sources and emission from a HVAC blower
  In: SAE Technical Papers (2018), Art.Nr.: 2018-01-1518
  ISSN: 0148-7191
  DOI: 10.4271/2018-01-1518
  BibTeX: Download
• Krömer F.:
  Sound emission of low-pressure axial fans under distorted inflow conditions
  FAU University Press, 2018
  (FAU Forschungen, Reihe B, Medizin, Naturwissenschaft, Technik, Bd.20)
  DOI: 10.25593/978-3-96147-089-1
  URL: https://opus4.kobv.de/opus4-fau/frontdoor/index/index/docId/9601
  BibTeX: Download
• Krömer F., Becker S.:
  Experimental investigation of the off-design sound emission of low-pressure axial fans with different fan blade skew
  11th European Congress and Exposition on Noise Control Engineering (Euronoise) (Crete, Greece)
  In: Proceedings of 11th European Congress and Exposition on Noise Control Engineering (Euronoise) 2018
  BibTeX: Download
• Krömer F., Becker S.:
  Experimental investigation of the sound reduction by leading edge serrations on a flat-plate axial fan
  24th AIAA/CEAS Aeroacoustics Conference (Atlanta, USA)
  In: Proceedings of 24th AIAA/CEAS Aeroacoustics Conference 2018
  DOI: 10.2514/6.2018-2955
  BibTeX: Download
• Krömer F., Becker S.:
  Reduzierung der Schallemission von Axialventilatoren durch Vorderkantenmodifikationen
  Fortschritte der Akustik - DAGA (München, Germany)
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• Krömer F., Müller J., Becker S.:
  Investigation of aeroacoustic properties of low-pressure axial fans with different blade stacking
  In: Aiaa Journal (2018)
  ISSN: 0001-1452
  DOI: 10.2514/1.J056324
  BibTeX: Download
• Krömer F., Renz A., Becker S.:
  Experimental investigation of sound reduction by leading edge serrations in axial fans
  In: Aiaa Journal (2018)
  ISSN: 0001-1452
  DOI: 10.2514/1.J056355
  BibTeX: Download
• Krömer F., Westermeier M., Renz A., Becker S.:
  Sound reduction by leading edge serrations in low-pressure axial fans
  In: Proceedings of the International Conference on Fan Noise, Technology and Numerical Methods 2018
  BibTeX: Download
• Ocker C., Herold G., Krömer F., Pannert W., Sarradj E., Becker S.:
  Comparison of microphone array methods for the characterization of rotating broadband noise sources
  In: Proceedings of the International Conference on Fan Noise, Technology and Numerical Methods 2018
  BibTeX: Download
• Osterziel J., Krömer F., Winter P., Lerch R.:
  Schallabstrahlung von überströmten ebenen Ein- und Mehrplattensystemen in Kavitäten
  Fortschritte der Akustik - DAGA (München, Germany)
  BibTeX: Download
• Riedel J., Krömer F., Becker S.:
  Experimentelle Untersuchung von strömungsinduziertem Schall an Hörgeräten
  Fortschritte der Akustik - DAGA (München, Germany)
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2017

• Herold G., Zenger F., Sarradj E.:
  Influence of blade skew on axial fan component noise
  In: International Journal of Aeroacoustics 16 (2017), S. 418-430
  ISSN: 1475-472X
  DOI: 10.1177/1475472X17718740
  BibTeX: Download
• Kaltenbacher M., Hüppe A., Reppenhagen A., Zenger F., Becker S.:
  Computational aeroacoustics for rotating systems wiht application to an axial fan
  In: Aiaa Journal accepted (2017)
  ISSN: 0001-1452
  BibTeX: Download
• Osterziel J., Zenger F., Becker S.:
  Sound Radiation of Aerodynamically Excited Flat Plates into Cavities
  In: Applied Sciences 7 (2017)
  ISSN: 2076-3417
  DOI: 10.3390/app7101062
  URL: http://www.mdpi.com/2076-3417/7/10/1062
  BibTeX: Download
• Zenger F., Becker S.:
  Schallabstrahlung von Axialventilatoren mit kombiniert-gesichelten Laufradschaufeln
  Fortschritte der Akustik - DAGA (Kiel, Germany)
  BibTeX: Download
• Zenger F., Herold G., Becker S.:
  Acoustic characterization of forward- and backward-skewed axial fans under increased inflow turbulence
  In: Aiaa Journal 55 (2017), S. 1241-1250
  ISSN: 0001-1452
  DOI: 10.2514/1.J055383
  BibTeX: Download
• Zenger F., Müller J., Becker S.:
  Investigation of aeroacoustic properties of low-pressure axial fans with different blade stacking
  23rd AIAA/CEAS Aeroacoustics Conference (Denver, USA)
  In: Proceedings of 23rd AIAA/CEAS Aeroacoustics Conference, AIAA Paper 2017-3389 2017
  DOI: 10.2514/6.2017-3389
  BibTeX: Download
• Zenger F., Renz A., Becker S.:
  Experimental investigation of sound reduction by leading edge serrations in axial fans
  23rd AIAA/CEAS Aeroacoustics Conference (Denver, USA)
  In: Proceedings of 23rd AIAA/CEAS Aeroacoustics Conference, AIAA Paper 2017-3387 2017
  DOI: 10.2514/6.2017-3387
  BibTeX: Download
• Zenger F., Renz A., Becker S.:
  Experimental investigation of the flow- and sound-field of low-pressure axial fans with different blade stacking strategies
  17th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery (Maui, USA)
  In: Proceedings of 17th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, ISROMAC 2017
  Open Access: http://isromac-isimet.univ-lille1.fr/upload_dir/finalpaper17/152.article_ze_isromac_2017.pdf
  BibTeX: Download

2016

• Herold G., Zenger F., Sarradj E.:
  Analyzing noise components on skewed fans with a virtual rotating microphone array
  22nd AIAA/CEAS Aeroacoustics Conference (Lyon, France)
  In: Proceedings of 22nd AIAA/CEAS Aeroacoustics Conference, AIAA Paper 2016-2761, Lyon, France: 2016
  DOI: 10.2514/6.2016-2761
  BibTeX: Download
• Junger C., Zenger F., Reppenhagen A., Kaltenbacher M., Becker S.:
  Numerical simulation of a benchmark case for aerodynamics and aeroacoustics of a low pressure axial fan
  45th International Congress and Exposition of Noise Control Engineering, inter.noise (Hamburg, Germany)
  In: Proceedings 45th International Congress and Exposition of Noise Control Engineering, inter.noise, Hamburg, Germany: 2016
  BibTeX: Download
• Kaltenbacher M., Hüppe A., Reppenhagen A., Zenger F., Becker S.:
  Computational aeroacoustics for rotating systems
  22nd AIAA/CEAS Aeroacoustics Conference (Lyon, France)
  In: Proceedings of 22nd AIAA/CEAS Aeroacoustics Conference, AIAA Paper 2016-3025, Lyon, France: 2016
  DOI: 10.2514/6.2016-3025
  BibTeX: Download
• Münsterjohann S., Zenger F., Becker S.:
  Efficient and noise reduced design of a side channel blower considering psychoacoustic evaluation criteria
  In: Applied Mechanics and Materials 856 (2016), S. 174-180
  ISSN: 1660-9336
  DOI: 10.4028/www.scientific.net/AMM.856.174
  BibTeX: Download
• Renz A., Zenger F., Becker S.:
  Einfluss der Zuströmung auf das abgestrahlte Schallfeld von Axialventilatoren
  Fortschritte der Akustik - DAGA (Nürnberg, Germany)
  In: Fortschritte der Akustik - DAGA, Aachen, Germany: 2016
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• Zenger F., Becker S.:
  Fluid mechanical and acoustic characterization of low-pressure axial fans with different blade skew
  International Symposia on Applications of Laser Techniques to Fluid Mechanics (Lisbon, Portugal)
  In: Proceedings of the International Symposia on Applications of Laser Techniques to Fluid Mechanics 2016
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• Zenger F., Becker S.:
  Schallabstrahlung von Axialventilatoren bei ungleichförmiger Zuströmung
  Fortschritte der Akustik - DAGA (Aachen, Germany)
  In: Fortschritte der Akustik - DAGA 2016
  BibTeX: Download
• Zenger F., Herold G., Becker S.:
  Acoustic characterization of forward- and backward-skewed axial fans under increased inflow turbulence
  22nd AIAA/CEAS Aeroacoustics Conference (Lyon, France)
  In: Proceedings of 22nd AIAA/CEAS Aeroacoustics Conference, AIAA Paper 2016-2943 2016
  DOI: 10.2514/6.2016-2943
  BibTeX: Download
• Zenger F., Herold G., Becker S., Sarradj E.:
  Sound source localization on an axial fan at different operating points
  In: Experiments in Fluids 57 (2016), S. 1-10
  ISSN: 0723-4864
  DOI: 10.1007/s00348-016-2223-8
  BibTeX: Download
• Zenger F., Junger C., Kaltenbacher M., Becker S.:
  A benchmark case for aerodynamics and aeroacoustics of a low pressure axial fan
  In: SAE Technical Papers (2016)
  ISSN: 0148-7191
  DOI: 10.4271/2016-01-1805
  BibTeX: Download
• Zenger F., Münsterjohann S., Becker S.:
  Efficient and noise reduced design of axial fans considering psychoacoustic evaluation criteria
  In: Applied Mechanics and Materials 856 (2016), S. 181-187
  ISSN: 1660-9336
  DOI: 10.4028/www.scientific.net/AMM.856.181
  BibTeX: Download
• Zenger F., Renz A., Becher M., Becker S.:
  Experimental investigation of the noise emission of axial fans under distorted inflow conditions
  In: Journal of Sound and Vibration 383 (2016), S. 124-145
  ISSN: 0022-460X
  DOI: 10.1016/j.jsv.2016.07.035
  BibTeX: Download

2015

• Becher M., Becker S., Zenger F., Tautz M., Scheit C.:
  Numerische Berechnung der Schallabstrahlung axialer Kühlerlüfter
  Fortschritte der Akustik – DAGA (Nürnberg, Germany)
  In: Fortschritte der Akustik – DAGA, Nürnberg, Germany: 2015
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• Becher M., Zenger F., Tautz M., Scheit C., Becker S.:
  Numerical investigation of the influence of skewness and gap geometry on sound radiation of axial vehicle cooling fans
  International Conference on Fan Noise, Technology and numerical Methods (Lyon, France)
  In: Proceedings of International Conference on Fan Noise, Technology and numerical Methods, 2015, Lyon 2015
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• Heinemann T., Münsterjohann S., Zenger F., Becker S.:
  Cross wind influence on noise emission and computed vibrational noise of an axial fan
  ASME Turbo Expo 2015: Turbomachinery Technical Conference and Exposition (Montreal, Canada)
  In: Proceedings of ASME Turbo Expo 2015: Turbomachinery Technical Conference and Exposition, GT2015-42444, Montreal, Canada: 2015
  DOI: 10.1115/GT2015-42444
  BibTeX: Download
• Heinemann T., Münsterjohann S., Zenger F., Becker S.:
  Experimentelle Untersuchung der Schallemission von Axialventilatoren unter Queranströmung
  Fortschritte der Akustik - DAGA (Nürnberg, Germany)
  In: Fortschritte der Akustik - DAGA, Nürnberg, Germany: 2015
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• Hüppe A., Kaltenbacher M., Reppenhagen A., Zenger F., Becker S., Habr K.:
  Computational Aeroacoustics for ducted fans
  22nd Interantional Congress on Sound and Vibration (Florence, Italy)
  In: Proceedings of the 22nd Interantional Congress on Sound and Vibration, Florence, Italy: 2015
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• Zenger F., Becher M., Becker S.:
  Influence of inflow turbulence on aeroacoustic noise of low speed axial fans with skewed and unskewed blades
  International Conference on Fan Noise, Technology and Numerical Methods (Lyon, France)
  In: Proceedings of International Conference on Fan Noise, Technology and Numerical Methods 2015
  BibTeX: Download
• Zenger F., Becker S.:
  Einfluss der Zuströmbedingungen auf die aeroakustische Schallabstrahlung von gesichelten und ungesichelten Axialventilatoren
  Fortschritte der Akustik - DAGA (Nürnberg, Germany)
  In: Fortschritte der Akustik - DAGA, Nürnberg, Germany: 2015
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2014

• Zenger F., Becker S.:
  Akustische Schallentstehung und Richtcharakteristik von Axialventilatoren unterschiedlicher Laufradgeometrie
  Fortschritte der Akustik - DAGA (Oldenburg, Germany)
  In: Fortschritte der Akustik - DAGA 2014
  BibTeX: Download
• Zenger F., Becker S.:
  Schallenstehung von Axialventilatoren - Vergleich von Berechnungsverfahren und Experiment
  In: VDI-Berichte (2014), S. 127-138
  ISSN: 0083-5560
  BibTeX: Download
• Zenger F., Becker S.:
  Schallentstehung von Axialventilatoren - Vergleich von Berechnungsverfahren und Experiment
  In: VDI-Berichte 2229 (2014), S. 127-138
  ISSN: 0083-5560
  BibTeX: Download