Passive scalar interface in a spatially evolving mixing layer (A. Attili and D. Denker)

Quartz nozzle sampling (D. Felsmann)

Dissipation element analysis of a planar diffusion flame (D. Denker)

Turbulent/non-turbulent interface in a temporally evolving jet (D. Denker)

Dissipation elements crossing a flame front (D. Denker and B. Hentschel)

Particle laden flow (E. Varea)

Turbulent flame surface in non-premixed methane jet flame (D. Denker)

DNS of primary break up (M. Bode)

Diffusion flame in a slot Bunsen burner (S. Kruse)

Various quantities in spatially evolving jet diffusion flame (D. Denker)

OH layer in a turbulent wall bounded flame (K. Niemietz)

Dr.-Ing. Dipl.-Wirt.-Ing. Joachim Beeckmann - Geschäftsführender Oberingenieur

E-Mail:  j.beeckmann(at)itv.rwth-aachen.de

Adresse:
              Institut für Technische Verbrennung
              RWTH Aachen University
              Templergraben 64
              D-52056 Aachen

Telefon: +49 (0)241 80-94623
Telefon (Buchhaltung): +49 (0)241 80-94615
Telefax: + 49 (0)241 80-92923

Büro: 214, 2. Etage    


2023

  • S. Girhe, A. Snackers, T. Lehmann, F. Loffredo, R. Glaznev, J. Beeckmann and H. Pitsch. Ammonia/Hydrogen Combustion: Comprehensive Quantitative Evaluation of Chemical Kinetic Mechanisms and Improvement. Proceedings of the 11th European Combustion Meeting, 2023.
  • R. Glaznev, F. Halter, C. Schwenzer, R. Hesse, C. Bariki, C. Chauveau, H. Pitsch and J. Beeckmann. Experimental Laminar Flame Speed Study of Nitrogen-diluted Diethoxymethane/Oxidizer Mixtures under Microgavity. In 11th European Combustion Meeting, 2023.
  • F. Loffredo, S. Esposito, M. Buenaflor, D. Golc, S. Girhe, J. Beeckmann and H. Pitsch. Skeletal Mechanism for Methanol Oxidation and Nitrogen Oxides Predictions: Application to Spark-Ignition (SI) Engines. Proceedings of the 11th European Combustion Meeting, 2023.
  • M. J. Hegetschweiler, L. Berger, R. Hesse, J. Beeckmann, C. Bariki, H. Pitsch and G. T. Linteris. Data reduction considerations for the burning velocity of spherical constant volume flames of R32 (CH2F2) with air. Combustion and Flame, vol. 254, page 112807, 2023. [DOI]
  • R. Glaznev, R. Hesse, C. Schwenzer, S. Girhe, T. Lehmann, S. Eckart, H. Pitsch and J. Beeckmann. Analysis of Radiation and Buoyancy Induced Uncertainty of Ammonia Flames. Proceedings of the 11th European Combustion Meeting, 2023.
  • H. Xu, J. Beeckmann and H. Pitsch. Interaction behavior between two laminar slot jet H2/CO flames. 3rd International Conference on Green Energy and Environment, vol. 2023, 2023.
  • M. Hellmuth, B. Chen, C. Bariki, L. Cai, F. Cameron, A. Wildenberg, C. Huang, S. Faller, Y. Ren, J. Beeckmann, K. Leonhard, K. A. Heufer, N. Hansen and H. Pitsch. A Comparative Study on the Combustion Chemistry of Two Biohybrid Fuels: 1,3-Dioxane and 1,3-Dioxolane. The Journal of Physical Chemistry A, vol. 127, pages 286-299, 2023.
  • D. Golc, S. Esposito, H. Pitsch and J. Beeckmann. Experimental Investigation of Ion Formation for Auto-Ignition Combustion in a High-Temperature and High-Pressure Combustion Vessel. SAE Technical Paper, 2023.
  • Raik Hesse, Chaimae Bariki, Michael J. Hegetschweiler, Gregory T. Linteris, Heinz Pitsch and Joachim Beeckmann. Elucidating the challenges in extracting ultra-slow flame speeds in a closed vessel-A CH2F2 microgravity case study using optical and pressure-rise data. Proceedings of the Combustion Institute, vol. 39 no. 2, pages 1783-1792, 2023. [DOI]
  • F Cameron, H. Xu, S. Nardi, S. Nerzak, J. Beeckmann, M. Gauding, Y. Ren, L Berger, B. Feller and H. Pitsch. Experimental and numerical study of the influence of fuel staging and hydrogen addition on turbulent methane flames in a lab-scale industrial burner. In 31. Deutscher Flammentag für nachhaltige Verbrennung, Berlin, 2023.
  • C. Schwenzer, R. Hesse, R. Glaznev, V. I. Babushok, G. T. Linteris, H. Pitsch and J. Beeckmann. Simultaneous Particle Image Velocimetry and Schlieren Measurements of Slow-burning Flames. Proceedings of the 11th European Combustion Meeting, 2023.
  • M. Hellmuth, B. Chen, C. Bariki, L. Cai, F. Cameron, A. Wildenberg, C. Huang, S. Faller, Y. Ren, J. Beeckmann, K. Leonhard, K. A. Heufer, N. Hansen and H. Pitsch. A Comprehensive Study on the Combustion Chemistry of Two Bio-Hybrid Fuels: 1,3-Dioxolane and 1,3-Dioxane. In Proceedings of the 12th Mediterranean Combustion Symposium, January 23-26, Luxor, Egypt, 2023.
  • Chaimae Bariki, Fabien Halter, Raik Hesse, Christian Chauveau, Heinz Pitsch and Joachim Beeckmann. Experimental measurements of laminar flame speeds for highly N 2-diluted ethanol flames under microgravity conditions. Proceedings of the Combustion Institute, vol. 39 no. 3, pages 3929-3938, 2023. [DOI]

2022

  • M. Hellmuth, B. Chen, C. Bariki, L. Cai, F. Cameron, A. Wildenberg, C. Huang, S. Faller, Y. Ren, J. Beeckmann, K. Leonhard, K. A. Heufer, N. Hansen and H. Pitsch. Characterization of Low-Emission Transportation Fuels from Molecular Design. 6th International Sooting Flame (ISF) Workshop, July 22-23, Vancouver, Canada, 2022.
  • S. Shaqiri, D. Kaczmarek, F. vom Lehn, J. Beeckmann, H. Pitsch and T. Kasper. Experimental Investigation of the Pressure Dependence of Iso-Octane Combustion. FRONTIERS IN ENERGY RESEARCH, vol. 10, 05 2022. [DOI]
  • D. Golc, S. Esposito, F. Loffredo, H. Pitsch and J. Beeckmann. A Numerical Investigation of Potential Ion Current Sensor Applications in Premixed Charge Compression Ignition Engine. SAE Technical Paper, 2022.
  • M. Hegetschweiler, J. Pagliaro, L. Berger, R. Hesse, J. Beeckmann, C. Bariki, H. Pitsch and G. Linteris. Data reduction considerations for spherical R-32(CH2F2)-air flame experiments. Combustion and Flame, vol. 237, page 111806, 2022. [DOI]
  • S. Esposito, A. Chaychizadeh, D. Golc, R. Hesse, J. Beeckmann and H. Pitsch. 3D-CFD RANS Methodology to Predict Engine-Out Emissions with Gasoline-Like Fuel and Methanol for a DISI Engine. SAE Technical Paper, 2022.

2021

  • D. Golc, S. Esposito, H. Pitsch and J. Beeckmann. Development of a Fast-Running Injector Model with Artificial Neural Network (ANN) for the Prediction of Injection Rate with Multiple Injections. SAE Technical Paper, vol. 2021-24-0027, 2021. [DOI]
  • Y. Wu, S. Panigrahy, A. B. Sahu, C. Bariki, J. Beeckmann, J. Liang, A. A. E. Mohamed, S. Dong, C. Tang, H. Pitsch, Z. Huang and H. J. Curran. Understanding the antagonistic effect of methanol as a component in surrogate fuel models: A case study of methanol/n-heptane mixtures. Combustion and Flame, vol. 226, pages 229-242, 2021. [DOI]
  • C. Bariki, R. Hesse, F. Halter, H. Pitsch and J. Beeckmann. Combined isochoric and isobaric acquisition methodology for accurate flame speed measurements from ambient to high pressures and temperatures. Proceedings of the Combustion Institute, vol. 38, pages 2185-2193, 2021. [DOI]
  • Yingtao Wu, Snehasish Panigrahy, Amrit B. Sahu, Chaimae Bariki, Joachim Beeckmann, Jinhu Liang, Ahmed A.E. Mohamed, Shijun Dong, Chenglong Tang, Heinz Pitsch, Zuohua Huang and Henry J. Curran. Understanding the antagonistic effect of methanol as a component in surrogate fuel models: A case study of methanol/n-heptane mixtures. Combustion and Flame, vol. 226, pages 229-242, 2021. [DOI]
  • A. Wildenberg, M. Döntgen, I. Roy, M. Hellmuth, C. Bariki, C. Huang, K. Leonhard, J. Beeckmann, H. Pitsch and K. A. Heufer. New insights in the combustion behavior of 1,3-Dioxolane. In 9th International Conference “Fuel Science – From Production to Propulsion”, June 22-24, Aachen (Germany), 2021.
  • D. Goeb, M. Davidovic, L. Cai, P. Pancharia, M. Bode, J. Beeckmann, W. Willems, K.A. Heufer and H. Pitsch. Oxymethylene ether – n-dodecane blend spray combustion: Experimental study and large-eddy simulations. Proceedings of the Combustion Institute, vol. 38, pages 3417-3425, 2021. [DOI]
  • F. vom Lehn, S. Jacobs, C. Bariki, Q. Mao, D. Yan, J. Beeckmann, K. A. Heufer, H. Pitsch and L. Cai. Combustion Kinetics of the Synthetic E-Fuels Methyl Formate and Dimethyl Carbonate: A Modeling and Experimental Study. In 30. Deutscher Flammentag, September 28-29, Hannover (Germany) / Online, 2021.
  • R. Hesse, L. Berger, C. Bariki, M.J. Hegetschweiler, G.T. Linteris, H. Pitsch and J. Beeckmann. Low global-warming-potential refrigerant CH2F2 (R-32): Integration of a radiation heat loss correction method to accurately determine experimental flame speed metrics. Proceedings of the Combustion Institute, vol. 38, pages 4665-4672, 2021. [DOI]
  • S. Jacobs, M. Döntgen, A. Alquaity, R. Hesse, S. Kruse, J. Beeckmann, L. Kröger, P. Morsch, K. Leonhard, H. Pitsch and K. A. Heufer. A Comprehensive Experimental and Kinetic Modeling Study of the Combustion Chemistry of Diethoxymethane. Energy & Fuels, vol. 35 no. 19, pages 16086-16100, 09 2021. [DOI]
  • D. Goeb, M. Davidovic, L. Cai, P. Pancharia, M. Bode, J. Beeckmann and H. Pitsch. Oxymethylene Ether – Diesel Blends: Maximizing the Impact of Renewable Fuels on Vehicle Fleet Pollutant Emissions. In 743. WE-Heraeus-Seminar: Process Integration, Chemical and Thermal Energy Storage for the Energy Transformation, March 22-24, Bad Honnef (Germany) / Online, 2021.

2020

  • M. Hellmuth, A. Wildenberg, C. Huang, L. Cai, B. Chen, S. Kruse, C. Bariki, J. Beeckmann, K. Leonhard, K.A. Heufer, N. Hansen and H. Pitsch. Exploring the combustion chemistry of 1,3-dioxane and 1,3-dioxolane - future generation bio-hybrid fuels. In Proceedings of the 8th International Conference “Fuel Science – From Production to Propulsion", June 23-25, Aachen, Germany, 2020.
  • L. Berger, R. Hesse, K. Kleinheinz, M. Hegetschweiler, A. Attili, J. Beeckmann, G. Linteris and H. Pitsch. A DNS study of the impact of gravity on spherically expanding laminar premixed flames. Combustion and Flame, vol. 216, pages 412-425, 2020. [DOI]
  • M. Hegetschweiler, J. Pagliaro, L. Berger, R. Hesse, J. Beeckmann, H. Pitsch and G. Linteris. Effects of stretch and radiation on the laminar burning velocity of R-32/air flames. Science and Technology for the Built Environment, pages 1-11, 2020. [DOI]
  • W. Pan, M. Korkmaz, J. Beeckmann and H. Pitsch. Nonlinear Identification Modeling for PCCI Engine Emissions Prediction Using Unsupervised Learning and Neural Networks. SAE Technical Paper, vol. 2020-01-0558, 2020. [DOI]
  • A.Y. Deshmukh, M. Modarres, R. Karuvingal, M. Khosravi, M. D‘Elia, R. Hesse, J. Beeckmann, L. Cai and H. Pitsch. Modeling of Combustion in DI-CNG Engines. In Converge EU User Conference, March 31st–April 1st, Online, 2020.

2019

  • L. Berger, R. Hesse, K. Kleinheinz, A. Attili, J. Beeckmann and H. Pitsch. A DNS study of the impact of gravity on spherically expanding premixed flames. In Proceedings of the European Combustion Meeting, April 15th-17th, Lisbon, Portugal, 2019.
  • L. Cai, H. Minwegen, S. Kruse, R. D. Büttgen, R. Hesse, A. Ramalingam, J. Beeckmann, K. Leonhard, K. A. Heufer and H. Pitsch. Exploring the combustion chemistry of a novel lignocellulose-derived biofuel: cyclopentanol. Part II: experiment, model validation, and functional group analysis. Combustion and Flame, vol. 210, pages 134-144, 2019.
  • W. Pan, M. Korkmaz, J. Beeckmann, T. Falkenstein and H. Pitsch. A data-based model for diesel combustion control using ANN coupled with PCA. In Symposium for Combustion Control, June 5th-6th, Aachen, Germany, 2019.
  • R. Hesse, J. Beeckmann and H. Pitsch. An Updated Chemical Kinetic Model for the Simulation of Laminar Burning Velocities of Premixed Hydrogen-, Methane-, and n-Heptane/Air Flames. In Proceedings of the 9th European Combustion Meeting, April 14-17, Lisbon, Portugal, 2019.
  • J. Beeckmann, R. Hesse, J. Schaback, H. Pitsch, E. Varea and N. Chaumeix. Flame propagation speed and Markstein length of spherically expanding flames: Assessment of extrapolation and measurement techniques. Proceedings of the Combustion Institute, vol. 37 no. 2, pages 1521-1528, 2019. [DOI]
  • Metin Korkmaz, Dennis Ritter, Bernhard Jochim, Joachim Beeckmann, Dirk Abel and Heinz Pitsch. Effects of injection strategy on performance and emissions metrics in a diesel/methane dual-fuel single-cylinder compression ignition engine. International Journal of Engine Research, pages 1-14, 2019.
  • M. Korkmaz, J. Beeckmann and H. Pitsch. Experimental investigation of the impact of advanced injection strategies on a LTC concept for a single cylinder CI engine. In Proceedings of the 9th European Combustion Meeting, April 14-17, Lisbon, Portugal, 2019.
  • S. Kruse, J. Beeckmann, Y. Heynen, W. Willems, G. Hammes, U. Reuter and H. Pitsch. Impact of spray nozzle k-factor on spray characteristics, flame propagation, and soot formation under engine-relevant conditions. In Proceedings of the 9th European Combustion Meeting, April 14th-17th, Lisbon, Portugal, 2019.
  • Metin Korkmaz, Raghavan Lakshmanan, Tobias Falkenstein, Joachim Beeckmann and Heinz Pitsch. Experimental and Numerical Investigation of the Maximum Pressure Rise Rate for an LTC Concept in a Single Cylinder CI Engine. SAE Technical Paper, vol. 24 no. 0023, 2019. [DOI]
  • M. Hellmuth, S. Kruse, Y. Ren, J. Hinrichs, M. Plümke, J. Beeckmann and H. Pitsch. Investigation of NOx emission for different laminar premixed CH4-fuel blends stabilized on a flat-flame burner. In Proceedings of the 9th European Combustion Meeting, April 14-17, Lisbon, Portugal, 2019.
  • Daniel Felsmann, Martina Baroncelli, Joachim Beeckmann and Heinz Pitsch. Molecular-beam mass spectrometry study of oxy-combustion in a novel coal-plate experiment. Proceedings of the Combustion Institute, vol. 37 no. 3, pages 2801-2808, 2019. [DOI]
  • M. Korkmaz, R. Lakshmanan, J. Beeckmann and H. Pitsch. Development of an advanced injection strategy for LTC in a single cylinder CI engine. In 29. Deutscher Flammentag, September 17th-18th, Bochum, Germany, 2019.
  • Nitin Lokachari, Ultan Burke, Ajoy Ramalingam, Mattias Turner, Raik Hesse, Kieran Somers, Joachim Beeckmann, Alexander Heufer, Eric Petersen and H.J. Curran. New experimental insights into acetylene oxidation through novel ignition delay times, laminar burning velocities and chemical kinetic modelling. Proceedings of the Combustion Institute, vol. 37, pages 583-591, 08 2019. [DOI]
  • Stephan Kruse, Achim Wick, Paul Medwell, Antonio Attili, Joachim Beeckmann and Heinz Pitsch. Experimental and numerical study of soot formation in counterflow diffusion flames of gasoline surrogate components. Combustion and Flame, vol. 210, pages 159-171, DEC 2019. [DOI]
  • W. Pan, M. Korkmaz, J. Beeckmann and H. Pitsch. Unsupervised learning and nonlinear identification for in-cylinder pressure prediction of diesel combustion rate shaping process. In 13th IFAC Workshop on Adaptive and Learning Control Systems - ALCOS 2019, December 4th-6th, Winchester, United Kingdom, 2019.

2018

  • Stephan Kruse, Mohy S. Mansour, Ayman M. Elbaz, Emilien Varea, Gerd Grünefeld, Joachim Beeckmann and Heinz Pitsch. Evaluation of partially premixed turbulent flame stability from mixture fraction statistics in a slot burner. Combustion Science and Technology, pages 1-17, 2018. [DOI]
  • S. Kruse, A. Wick, P. Medwell, J. Beeckmann and H. Pitsch. Experimental and numerical study of soot formation in counterflow diffusion flames of gasoline surrogate components. In 4th International Sooting Flame (ISF) Workshop, July 27 - 28, Dublin, Ireland, 2018.
  • M. Korkmaz, D. Golc, D. Ritter, B. Jochim, J. Beeckmann, D. Abel and H. Pitsch. Development of a Fully Flexible Injection Strategy for Model-Based Combustion Control of PCCI Diesel Engine. In Symposium for Combustion Control, June 27th-28th, Aachen, Germany, 2018.
  • R. Hesse, J. Beeckmann, K. Wantz and H. Pitsch. Laminar Burning Velocity of Market Type Gasoline Surrogates as a Performance Indicator in Internal Combustion Engines. SAE Technical Paper, vol. 2018-01-1667, 2018. [DOI]
  • S. Kruse, P. R. Medwell, J. Beeckmann and H. Pitsch. The significance of beam steering on laser-induced incandescence measurements in laminar counterflow flames. Applied Physics B-Lasers And Optics, vol. 124 no. 212, 2018. [DOI]
  • Mohy S. Mansour, Heinz Pitsch, Stephan Kruse, Mohamed F. Zayed, Mohamed S. Senosy, Mrinal Juddoo, Joachim Beeckmann and Assaad R. Masri. A concentric flow slot burner for stabilizing turbulent partially premixed inhomogeneous flames of gaseous fuels. Experimental Thermal and Fluid Science, vol. 91, pages 214-229, 02 2018. [DOI]
  • Metin Korkmaz, Rene Zweigel, Bernhard Jochim, Joachim Beeckmann, Dirk Abel and Heinz Pitsch. Triple-injection strategy for model-based control of premixed charge compression ignition diesel engine combustion. International Journal of Engine Research, vol. 19 no. 2, pages 230-240, 2018. [DOI]
  • W.A. Kopp, L.C. Kröger, L. Cai, R. Hesse, S. Kruse, A.B.S. Alquaity, J. Beeckmann, S. Jacobs, H. Minwegen, K.A. Heufer, H. Pitsch and K. Leonhard. Combustion chemistry of diethoxymethane (DEM): experiments, theory and modeling. In Sixth International Conference - Tailor-Made Fuels from Biomass, Aachen, Germany, 2018.
  • M. Korkmaz, B. Jochim, J. Beeckmann and H. Pitsch. Experimental investigation of different combustion modes in a single-cylinder dual-fuel CI engine. In Joint Meeting of the German and Italian Sections of The Combustion Institute, May 23rd-26th, Sorrento, Italy, 2018.
  • S. Kruse, A. Wick, P. Medwell, J. Beeckmann and H. Pitsch. Soot formation of iso-octane, n-heptane, toluene, and ethylene in a counterflow burner. In 4th International Sooting Flame (ISF) Workshop, July 27 - 28, Dublin, Ireland, 2018.

2017

  • M. Korkmaz, B. Jochim, M. Bode, J. Beeckmann, H. Pitsch, D. Ritter and D. Abel. Experimental Investigation and Analysis of Performance and Emissions Characteristics of a Single-Cylinder Compression Ignition Dual-Fuel-Engine for Model-Based Combustion Control. In Symposium for Combustion Control, June 28th-29th, Aachen, Germany, 2017.
  • S. Kruse, J. Beeckmann, J. Casas and H. Pitsch. The effect of altering Lewis numbers by hydrogen addition on flame speed and structure of laminar and turbulent CH4 flames – An experimental study. In Proceedings of the European Combustion Meeting 2017, April 18th - 21st, Dubrovnik, Croatia, 2017.
  • S. Kruse, M.S. Mansour, A.M. Elbaz, E. Varea, G. Grünefeld, J. Beeckmann and H. Pitsch. Evaluation of partially premixed flame stability from mixture fraction statistics in a turbulent slot burner. In 10th Mediterranean Combustion Symposium, September 17th-21st, Naples, Italy, 2017.
  • Joachim Beeckmann, Raik Hesse, Stephan Kruse, André Berens, Norbert Peters, Heinz Pitsch and Moshe Matalon. Propagation speed and stability of spherically expanding hydrogen/air flames: Experimental study and asymptotics. Proceedings of the Combustion Institute, vol. 36 no. 1, page 1531–1538, 2017.
  • Liming Cai, Heiko Minwegen, Joachim Beeckmann, Ultan Burke, Rupali Tripathi, Ajoy Ramalingam, Leif Christian Kröger, Alena Sudholt, Kai Leonhard, Jürgen Klankermayer, Karl Alexander Heufer and Heinz Pitsch. Experimental and numerical study of a novel biofuel: 2-Butyltetrahydrofuran. Combustion and Flame, vol. 178 no. 1, page 257–267, 2017.