Dr.-Ing.  Stefan Raphael Harth

Dr.-Ing. Stefan Raphael Harth

  • Engler-Bunte-Ring 7
    76131 Karlsruhe

Scientific focus

Research topics

  • Burner development for various fuels (e.g. hydrogen, kerosene JET-A1, molten sulphur, iron particles)

  • Experimental investigations of combustion system at ambient and elevated pressure as well as ignition tests sub-atmospheric conditions

  • Measurement techniques: Particle Image Velocimetry (PIV), Phase Doppler Anemometry (PDA), Laser Induced Fluorescence (LIF), Shadowgraphy system with far field microscope, exhaust gas analysis etc.

  • Highly efficient substitute natural gas production based on renewable energy

 

Research projects

 

 

 

Publications


2023
Development of a Needle Type Nanosecond Pulsed Plasma Actuator for the Enhancement of Blowout Limits in a Lifted Stabilized Combustor
De Giorgi, M. G.; Bonuso, S.; Mehdi, G.; Harth, S.; Ficarella, A.
2023. Proceedings of the ASME Turbo Expo: Turbomachinery Technical Conference and Exposition (GT2023): Volume 3B-2023; Combustion, Fuels, and Emissions, Boston, 26th June - 30th June 2023, The American Society of Mechanical Engineers (ASME). doi:10.1115/GT2023-103936
Experimental investigation of the laminar burning velocity of iron-air flames in a tube burner
Fedoryk, M.; Stelzner, B.; Harth, S.; Trimis, D.
2023. Applications in Energy and Combustion Science, 13, Art.Nr. 100111. doi:10.1016/j.jaecs.2022.100111
Bestimmung der laminaren Brenngeschwindigkeit von Eisenstaub-Luft Flammen
Fedoryk, M.; Stelzner, B.; Harth, S.; Trimis, D.
2023. Jahrestreffen der DECHEMA Fachgruppe Hochtemperaturtechnik, Karlsruher Institut für Technologie (KIT)
Laminar burning velocity measurements and stability map determination of Fe-N2/O2 mixtures in a tube burner
Fedoryk, M.; Stelzner, B.; Harth, S.; Trimis, D.
2023. Proceedings : 11th European Combustion Meeting 2023
Combustion characteristics of iron-air suspensions: reaction zone structures and reaction front speed
Braig, D.; Fedoryk, M. A.; Mich, J.; Harth, S. R.; Stelzner, B.; Scholtissek, A.; Trimis, D.; Hasse, C.
2023. 31. Deutscher Flammentag (2023), Berlin, Germany, September 27–28, 2023
Particle and Phase Analysis of Combusted Iron Particles for Energy Storage and Release
Buchheiser, S.; Deutschmann, M. P.; Rhein, F.; Allmang, A.; Fedoryk, M.; Stelzner, B.; Harth, S.; Trimis, D.; Nirschl, H.
2023. Materials, 16 (5), 2009. doi:10.3390/ma16052009
2022
Numerical Study on Flame Stabilization and NO Formation in a Novel Burner System for Sulfur Combustion
Zhang, F.; Kurjata, M.; Sebbar, N.; Zirwes, T.; Fedoryk, M.; Harth, S.; Wang, R.; Habisreuther, P.; Trimis, D.; Bockhorn, H.
2022. Energy and Fuels, 36 (7), 4094–4106. doi:10.1021/acs.energyfuels.1c04007
Characterization of Flame Behavior and Blowout Limits at Different Air Preheating Temperatures in Plasma Assisted Stabilized Combustor
De Giorgi, M. G.; Mehdi, G.; Bonuso, S.; Shamma, M.; Harth, S.; Trimis, D.; Zarzalis, N.
2022. Proceedings of the ASME Turbo Expo 2022: Turbomachinery Technical Conference and Exposition. Volume 3B: Combustion, Fuels, and Emissions, Art.-Nr.:V03BT04A048, The American Society of Mechanical Engineers (ASME). doi:10.1115/GT2022-83239
Enhancement of Blowout Limits in Lifted Swirled Flames in Methane-Air Combustor by the Use of Sinusoidally Driven Plasma Discharges
De Giorgi, M. G.; Bonuso, S.; Mehdi, G.; Shamma, M.; Harth, S. R.; Zarzalis, N.; Trimis, D.
2022. Active Flow and Combustion Control 2021 : papers contributed to the Conference “Active Flow and Combustion Control 2021”, September 28-29, 2021, Berlin, Germany.Ed.: R. King, 66–82, Springer International Publishing. doi:10.1007/978-3-030-90727-3_5
2021
Investigation of Adjacent Lifted Flames Interaction in an Inline and Inclined Multi-Burner Arrangement
Shamma, M.; Hoffmann, S.; Harth, S. R.; Zarzalis, N.; Trimis, D.; Koch, R.; Bauer, H.-J.; Langone, L.; Galeotti, S.; Andreini, A.
2021. Proceedings of ASME Turbo Expo 2021: Turbomachinery Technical Conference and Exposition Volume 3B : ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021June 7-11, 2021, Virtual, Online, Art.-Nr. V03BT04A020, The American Society of Mechanical Engineers (ASME). doi:10.1115/GT2021-59941
Insights into the catalytic CO₂ methanation of a boiling water cooled fixed-bed reactor: Simulation-based analysis
Gruber, M.; Wiedmann, D.; Haas, M.; Harth, S.; Loukou, A.; Trimis, D.
2021. The chemical engineering journal, 406, Article no: 126788. doi:10.1016/j.cej.2020.126788
Analysis of ignition processes at combustors for aero engines at high altitude conditions with and without effusion cooling
Martinos, A.-D.; Zarzalis, N.; Harth, S.-R.
2021. Proceedings of ASME Turbo Expo 2020, Turbomachinery Technical Conference and Exposition, GT2020, September 21-25, 2020, Virtual, Online, GT2020–16173, The American Society of Mechanical Engineers (ASME). doi:10.1115/GT2020-16173
Numerical Modeling of Gaseous Partially Premixed Low-Swirl Lifted Flame at Elevated Pressure
Langone, L.; Sedlmaier, J.; Nassini, P. C.; Mazzei, L.; Harth, S.; Andreini, A.
2021. ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition, September 21–25, 2020, Virtual, Online. Vol.: 4B., GT2020–16305, The American Society of Mechanical Engineers (ASME). doi:10.1115/GT2020-16305
2020
Numerical evaluation of a novel double-concentric swirl burner for sulfur combustion
Zhang, F.; Heidarifatasmi, H.; Harth, S.; Zirwes, T.; Wang, R.; Fedoryk, M.; Sebbar, N.; Habisreuther, P.; Trimis, D.; Bockhorn, H.
2020. Renewable & sustainable energy reviews, 133, Art. Nr.: 110257. doi:10.1016/j.rser.2020.110257
Experimental and numerical investigations of a high-power density sulphur burner
Fedoryk, M.; Zhang, F.; Heidarifatasmi, H.; Sebbar, N.; Harth, S.; Trimis, D.
2020. 12th European Conference on Industrial Furnaces and Boilers (INFUB-12) : 10th and 11th November 2020
2019
Analysis of ignition processes at combustors for aero engines at high altitude conditions [in press]
Martinos, A.; Palanti, L.; Harth, S.; Andreini, A.; Zarzalis, N.; Trimis, D.; Vitale, I.
2019. Proceedings of the European Combustion Meeting – 2019, April 14-17, Lisboa, Portugal, S2_R1_83
Numerical Investigation of a Sulfur Combustor
Zhang, F.; Heidarifatasmi, H.; Harth, S.; Zirwes, T.; Fedoryk, M.; Sebbar, N.; Habisreuther, P.; Trimis, D.; Bockhorn, H.
2019. 29. Deutscher Flammentag (2019), Bochum, Germany, September 17–18, 2019
Numerical simulation of sulfur combustors with high-power-density [in press]
Zhang, F.; Heidarifatasmi, H.; Zirwes, T.; Fedoryk, M.; Harth, S.; Sebbar, N.; Habisreuther, P.; Trimis, D.; Bockhorn, H.
2019. 9th European Combustion Meeting (ECM), Lissabon, Portugal, 14 - 17 April 2019
Ignition behaviour of sulfur in air based on modified reaction kinetics [in press]
Zirwes, T.; Sebbar, N.; Habisreuther, P.; Harth, S.; Zhang, F.; Bockhorn, H.; Trimis, D.
2019. 11th Mediterranean Combustion Symposium (MCS11), Tenerife, Spain, 16-20 June 2019
Numerical simulation of sulfur combustors with high-power-density
Zhang, F.; Heidarifatasmi, H.; Zirwes, T.; Fedoryk, M.; Harth, S.; Sebbar, N.; Habisreuther, P.; Trimis, D.; Bockhorn, H.
2019. 9th European Combustion Meeting (ECM 2019), Lisbon, Portugal, April 14–17, 2019
Entwicklung von Schwefelbrennern mit hohen Leistungsdichten
Fedoryk, M.; Zhang, F.; Heidarifatasmi, H.; Zirwes, T.; Sebbar, N.; Harth, S.; Trimis, D.
2019. Jahrestreffen der ProcessNet-Fachgruppe "Hochtemperaturtechnik" (2019), Karlsruhe, Germany, April 2–3, 2019
Numerische Untersuchung eines Schwefelverbrennungssystem
Zhang, F.; Heidarifatasmi, H.; Harth, S.; Zirwes, T.; Sebbar, N.; Fedoryk, M.; Trimis, D.
2019. 29. Deutscher Flammentag (2019), Bochum, Germany, September 17–18, 2019
Sulfur combustion as closing step in a sulfur based solar-thermal cycle
Sebbar, N.; Harth, S.; Fedoryk, M.; Heidarifatasmi, H.; Zhang, F.; Bozzelli, J. W.; Bockhorn, H.; Trimis, D.
2019. 1st Conference on smart energy carriers (2019), Napoli, Italy, January 21–23, 2019
2018
Power-to-Gas through High Temperature Electrolysis and Carbon Dioxide Methanation : Reactor Design and Process Modeling
Giglio, E.; Deorsola, F. A.; Gruber, M.; Harth, S. R.; Morosanu, E. A.; Trimis, D.; Bensaid, S.; Pirone, R.
2018. Industrial & engineering chemistry research, 57 (11), 4007–4018. doi:10.1021/acs.iecr.8b00477
Power-to-Gas through thermal integration of high-temperature steam electrolysis and carbon dioxide methanation - Experimental results
Gruber, M.; Weinbrecht, P.; Biffar, L.; Harth, S.; Trimis, D.; Brabandt, J.; Posdziech, O.; Blumentritt, R.
2018. Fuel processing technology, 181, 61–74. doi:10.1016/j.fuproc.2018.09.003
2016
2015
Temperature dependency of the laminar burning velocity of fuel-rich methane oxygen measurements
Sentko, M. M.; Weis, C.; Harth, S.; Habisreuther, P.; Zarzalis, N.; Trimis, D.
2015. 7th European Combustion Meeting (ECM2015), Budapest, H, March 30 - April 2, 2015
2013
Evaluation of a Piloted Lean Injection System in Terms of Emission Performance and Flame Structure at Elevated Pressure
Harth, S.; Zarzalis, N.; Bauer, H.-J.; Turrini, F.
2013. Proceedings of the ASME Turbo Expo : Turbine Technical Conference and Exposition, GT 2013; San Antonio, Tx; United States; 3 June 2013 - 7 June 2013, The American Society of Mechanical Engineers (ASME). doi:10.1115/GT2013-94371
Evaluation of a Piloted Lean Pressure
Harth, S.; Zarzalis, N.; Bauer, H.-J.; Turrini, F.
2013. Proceedings of ASME Turbo Expo 2013: Power for Land, Sea and Air, ASME June 3-7, 2013, San Antonio, USA, GT2013–94371