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)

Liming Cai, Dr.-Ing.

E-Mail:  lcai(at)itv.rwth-aachen.de

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

Telefon: +49 (0)241 80-94613
Telefax: +49 (0)241 80-92923

Büro:  208.1, 2. Etage


Arbeitsgebiete

Forschung

  • Theoretische Untersuchung chemischer Kinetik
  • Entwicklung, Reduktion und Optimierung von Reaktionsmechanismen
  • Uncertainty Quantification (UQ)

Publikationen

  • F. vom Lehn, L. Cai and H. Pitsch. Diethyl ether mechanism with optimized thermochemistry and kinetics. In Proceedings of the 11th Mediterranean Combustion Symposium, June 16th-20th, Tenerife, Spain, 2019.
  • Liming Cai, Ajoy Ramalingam, Heiko Minwegen, Karl Alexander Heufer and Heinz Pitsch. Impact of exhaust gas recirculation on ignition delay times of gasoline fuel: An experimental and modeling study. Proceedings of the Combustion Institute, vol. 37 no. 1, pages 639-647, 2019. [DOI]
  • A. Omari, S. Jacobs, D. Goeb, L. Cai, B. Lehrheuer, B. Heufer, H. Pitsch and S. Pischinger. Potential OMEx-haltiger Kraftstoffe. In P2X-Tag, January 15th - 16th, Frankfurt am Main, Germany, 2019.
  • M. Lemke, L. Cai, J. Reiss, H. Pitsch and J. Sesterhenn. Adjoint-based sensitivity analysis of complex combustion models. In 90th Annual Meeting of the International Association of Applied Mathematics and Mechanics, February 18–22, Vienna, Austria, 2019.
  • S.J. Klippenstein, R. Sivaramakrishnan, K.P. Somers, H.J. Curran, L. Cai, H. Pitsch, M. Pelucchi, T. Faravelli and P. Glarborg. HO2 + HO2: High level theory and the role of singlet channels. In 11th U.S. National Combustion Meeting, March 24–27, 2019.
  • F. vom Lehn, L. Cai and H. Pitsch. Thermochemical property estimation based on group additivity method: Impact of groups on kinetic model predictions. In Proceedings of the 9th European Combustion Meeting, April 14-17, Lisbon, Portugal, 2019.
  • Mathias Lemke, Liming Cai, Julius Reiss, Heinz Pitsch and Joern Sesterhenn. Adjoint-based sensitivity analysis of quantities of interest of complex combustion models. Combustion Theory and Modelling, vol. 23 no. 1, pages 180-196, JAN 2 2019. [DOI]
  • P. Pepiot, L. Cai and H. Pitsch. Model reduction and lumping procedures, volume 45 of Mathematical Modelling of Gasphase Complex Reaction Systems: Pyrolysis and Combustion. Elsevier, 2019.
  • L. Cai, S. Jacob, F. vom Lehn, R. Langer, K.A. Heufer and H. Pitsch. Automatic mechanism generation for auto-ignition of the promising e-fuels oxymethylene ethers (OMEn, n = 2-4). In Proceedings of the 1st International Conference on Smart Energy Carriers, January 21-23, Naples, Italy, 2019.
  • M. Pelucchi, U. Burke, L. Cai, K.P. Somers, P. Glarborg, T. Turányi, H. Pitsch, H.J. Curran, T. Faravelli and S.J. Klippenstein. Towards a common C0-C2 Mechanism: A critical evaluation of rate constants for syngas combustion kinetics. In 1st International Conference on Smart Energy Carriers, January 21–23, Naples, Italy, 2019.
  • D. Goeb, M. Bode, M. Davidovic, L. Cai, T. Ottenwälder, S. Jacobs, S. Pischinger, K. A. Heufer and H. Pitsch. High-fidelity simulations and experiments of oxymethylene ether spray ignition. In Proceedings of the European Combustion Meeting, April 15th-17th, Lisbon, Portugal, 2019.
  • Alena Sudholt, Liming Cai and Heinz Pitsch. Laminar flow reactor experiments for ignition delay time and species measurements at low temperatures: Linear alkanes and dimethyl ether. Combustion and Flame, vol. 202, pages 347-361, APR 2019. [DOI]
  • F. vom Lehn, L. Cai and H. Pitsch. Sensitivity analysis, uncertainty quantification, and optimization for thermochemical properties in chemical kinetic combustion models. Proceedings of the Combustion Institute, vol. 37 no. 1, pages 771-779, 2019. [DOI]
  • U. Burke, L. Cai, M. Pelucchi, S.J. Klippenstein, P. Glarborg, T. Turányi, H. Pitsch, T. Faravelli and H.J. Curran. A critical evaluation of rate constants for syngas combustion kinetics. In The 4th International Workshop on Flame Chemistry, July 28–29, Dublin, Ireland, 2018.
  • M. Mally, A. Fandakov, L. Cai and H. Minwegen. Klopfen bei Volllast-Abgasrückführung. Motortechnische Zeitschrift, vol. 79 no. 2, pages 66-73, 2018.
  • D. Felsmann, M. Baroncelli, L. Cai and H. Pitsch. Investigation of coal combustion under oxy-fuel conditions using experimental and numerical methods. In 2nd International Workshop on Oxy-Fuel Combustion, February 14th-15th, Bochum, Germany, 2018.
  • L. Ruwe, L. Cai, K. Moshammer, N. Hansen, H. Pitsch and K. Kohse Höinghaus. Towards formation of small aromatic compounds: Mass spectrometric investigation of fuel-specific decomposition and growth pathways in selected alkane and alkene flames. In 117th General Assembly of the German Bunsen Society for Physical Chemistry, May 10–12, Hannover, Germany, 2018.
  • R. Tripathi, U. Burke, A. Ramalingam, C. Lee, A. Davis, L. Cai, H. Selim, R. Fernandes, K. Heufer, S. Sarathy and H. Pitsch. Oxidation of 2-methylfuran and 2-methylfuran/n-heptane blends: An experimental and modeling study. Combustion and Flame, vol. 196, pages 54-70, 2018. [DOI]
  • R. Langer, A. Cuoci, L. Cai, U. Burke, C. Olm, H. Curran, T. Turányi and H. Pitsch. A Comparison of Numerical Frameworks for Modelling Homogeneous Reactors and Laminar Flames. In Joint Meeting of the German and Italian Sections of the Combustion Institute, May 23 - 26, Sorrento, Italy, 2018.
  • R. Langer, A. Cuoci, L. Cai, U. Burke, C. Olm, H. Curran, T. Turányi, S. Klippenstein and H. Pitsch. Comparing the results and performance of chemical kinetic modeling software. In 4th International Workshop on Flame Chemistry, July 28th-29th, Dublin, Ireland, 2018.
  • 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. Mally, A. Fandakov, L. Cai and H. Minwegen. Knock with Exhaust Gas at Full Load. MTZ worldwide, vol. 79 no. 2, pages 60-65, 2018. [DOI]
  • L. Cai. E-Fuels – Carbon Neutral Fuels for the Future?. In China SAE Congress & Exhibition (SAECCE), November 6th-8th, Shanghai, China, 2018.
  • L. Ruwe, L. Cai, K. Moshammer, N. Hansen, H. Pitsch and K. Kohse Höinghaus. How does the fuel structure influence the combustion chemistry? An experimental and kinetic modeling study on C5 fuels. In 37th International Symposium on Combustion, July 29–August 3, Dublin, Ireland, 2018.
  • L. Cai, M. Döntgen, H. Minwegen, S. Kruse, A. Ramalingam, L.C. Kröger, R. Büttgens, K. Leonhard, K.A. Heufer and H. Pitsch. Experimental and numerical kinetic study of a novel biofuel for gasoline engine combustion: Cyclopentanol. In Fifth International Conference of TMFB, June 20th - 22nd, Aachen, Germany, 2017.
  • H. Pitsch and L. Cai. Autoignition chemistry and model reduction. In International Bunsen Discussion Meeting, June 21st – 23rd, Bielefeld, Germany, 2017.
  • Marco Davidovic, Tobias Falkenstein, Mathis Bode, Liming Cai, Seongwon Kang, Joern Hinrichs and Heinz Pitsch. LES of n-Dodecane Spray Combustion Using a Multiple Representative Interactive Flamelets Model. Oil & Gas Science and Technology - Revue d'IFP Energies Nouvelles, vol. 72 no. 5, OCT 6 2017. [DOI]
  • L. Cai, S. Kruse, D. Felsmann, C. Thies and H. Pitsch. Experimental design for discrimination of chemical kinetic models for oxy-methane combustion. In Proceedings of the European Combustion Meeting 2017, April 18th - 21st, Dubrovnik, Croatia, 2017.
  • L. Cai, R. Langer and H. Pitsch. Automatic chemical mechanism generation using optimized rate rules. Case study: Ether oxidation. In Sixteenth International Conference on Numerical Combustion, April 3rd - 5th, Orlando, USA, 2017.
  • A. Fandakov, M. Grill, M. Bargende, M. Mally, M. Günther, S. Pischinger, L. Cai, H. Pitsch, K.A. Heufer, A. Ramalingam, H. Minwegen and A.C. Kulzer. Development of a model for predicting the knock boundary in consideration of cooled exhaust gas recirculation at full load. In Knocking in Gasoline Engines - 5th International Conference, December 12th - 13th, Berlin, Germany, 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.
  • L. Cai. Future perspective in combustion research on biofuels and E-fuels. In 28th German Flame Conference - Combustion and Fire, September 13th, Darmstadt, Germany, 2017.
  • Liming Cai, Stephan Kruse, Daniel Felsmann, Christoph Thies, Kiran K. Yalamanchi and Heinz Pitsch. Experimental Design for Discrimination of Chemical Kinetic Models for Oxy-Methane Combustion. Energy & Fuels, vol. 31 no. 5, pages 5533-5542, 2017. [DOI]
  • L. Cai, M. Baroncelli, S. Kruse, D. Felsmann, C. Thies and H. Pitsch. Extinction Characteristics of Methane Counterflow Flames under Oxy-Fuel and Air Conditions. In Proceedings of the China National Symposium on Combustion 2016, 2016.
  • L. Cai. Optimized reaction mechanism rate rules for auto-ignition of alkanes. In The 3rd International Workshop on Flame Chemistry, July 30th, Seoul, Korea, 2016.
  • L. Cai, H. Pitsch, S.Y. Mohamed, V. Raman, J. Bugler, H. Curran and S. M. Sarathy. Optimized reaction mechanism rate rules for ignition of normal alkanes. Combustion and Flame, vol. 173, page 468–482, 2016.
  • Samah Y. Mohamed, Liming Cai, Fethi Khaled, Colin Banyon, Zhandong Wang, Mariam J. Al Rashidi, Heinz Pitsch, Henry J. Curran, Aamir Farooq and S. Mani Sarathy. Modeling Ignition of a Heptane Isomer: Improved Thermodynamics, Reaction Pathways, Kinetics, and Rate Rule Optimizations for 2-Methylhexane. The Journal of Physical Chemistry A, vol. 120 no. 14, pages 2201-2217, 2016. PMID: 26998618.
  • Bruno Kerschgens, Liming Cai, Heinz Pitsch, Benedikt Heuser and Stefan Pischinger. Di-n-buthylether, n-octanol, and n-octane as fuel candidates for diesel engine combustion. Combustion and Flame, vol. 163, pages 66-78, 2016. [DOI]
  • M. Davidovic, M. Bode, T. Falkenstein, L. Cai and H. Pitsch. LES of n-dodecane spray combustion and pollutant formation using a Multiple Representative Interactive Flamelet model. In LES for Internal Combustion Engine Flows LES4ICE, November 30th-December 1st, France, 2016.
  • L. Cai, H. Pitsch, V. Raman and M. Sarathy. Uncertainty quantification and optimization of rate rules for normal alkanes. In Fifteenth International Conference on Numerical Combustion, April 19th - 22nd, Avignon, France, 2015.
  • Liming Cai and Heinz Pitsch. Optimized chemical mechanism for combustion of gasoline surrogate fuels. Combustion and Flame, vol. 162 no. 5, pages 1623 - 1637, 2015. [DOI]
  • Bruno Kerschgens, Liming Cai, Heinz Pitsch, Andreas Janssen, Markus Jakob and Stefan Pischinger. Surrogate fuels for the simulation of diesel engine combustion of novel biofuels. International Journal of Engine Research, vol. 16 no. 4, pages 531-546, 2015.
  • Daniel Mayer, Kai Moshammer, Liming Cai, Heinz Pitsch and Katharina Kohse Höinghaus. A numerical study of highly-diluted, burner-stabilised dimethyl ether flames. Combustion Theory and Modelling, vol. 19 no. 2, pages 238-259, 2015.
  • Alena Sudholt, Liming Cai, Joshua Heyne, Francis M. Haas, Heinz Pitsch and Frederick L. Dryer. Ignition characteristics of a bio-derived class of saturated and unsaturated furans for engine applications. Proceedings of the Combustion Institute, vol. 35 no. 3, pages 2957-2965, 2015.
  • J. Beeckmann, L. Cai, A. Berens, N. Peters and H. Pitsch. An analytical approximation for low- and high-temperature autoignition for dimethyl ether–air mixtures. Proceedings of the Combustion Institute, vol. 35 no. 1, pages 275-281, 2015.
  • Joachim Beeckmann, Liming Cai, David Schaback, Raik Hesse and Heinz Pitsch. Reduced Chemical Mechanism for the Calculation of Ethanol / Air Flame Speeds. In SAE Technical Paper Series, volume 2015-24-2492, page 6, 2015.
  • Joachim Beeckmann, Raik Hesse, Liming Cai, Heinz Pitsch, Alexander Heufer and Yanmei Yang. 2-Butanone Laminar Burning Velocities - Experimental and Kinetic Modelling Study. SAE Technical Paper, vol. 2015-01-1956, 2015.
  • L. Cai, L. Kröger and H. Pitsch. Reduced and optimized mechanism for n-dodecane oxidation. In Fifteenth International Conference on Numerical Combustion, April 19th - 22nd, Avignon, France, 2015.
  • Liming Cai, Yasar Uygun, Casimir Togbé, Heinz Pitsch, Herbert Olivier, Philippe Dagaut and S. Mani Sarathy. An experimental and modeling study of n-octanol combustion. Proceedings of the Combustion Institute, vol. 35 no. 1, pages 419-427, 2015.
  • Liming Cai, Alena Sudholt, Dong Joon Lee, Fokion Egolfopoulos, Heinz Günter Pitsch, Charles K. Westbrook and S. Mani Sarathy. Chemical kinetic study of a novel lignocellulosic biofuel: Di-n-butyl ether oxidation in a laminar flow reactor and flames. Combustion and Flame, vol. 161 no. 3, page 798–809, 2014.
  • Joachim Beeckmann, Liming Cai and Heinz Pitsch. Experimental investigation of the laminar burning velocities of methanol, ethanol, n-propanol, and n-butanol at high pressure. Fuel, vol. 117, Part A, pages 340-350, 2014.
  • L. Cai, Y. Uygun, C. Togbe, H. Pitsch, H. Olivier, P. Dagaut and S.M. Sarathy. Experimental and kinetic investigation of n-octanol. In Second International Conference of TMFB, June 16th - 18th, Aachen, Germany, 2014.
  • Friederike Herrmann, Bernhard Jochim, Patrick Oßwald, Liming Cai, Heinz Pitsch and Katharina Kohse Höinghaus. Experimental and numerical low-temperature oxidation study of ethanol and dimethyl ether. Combustion and Flame, vol. 161 no. 2, pages 384-397, 2014.
  • Liming Cai and Heinz Pitsch. Mechanism optimization based on reaction rate rules. Combustion and Flame, vol. 161 no. 2, pages 405-415, 2014.
  • Liming Cai, Joachim Beeckmann and Heinz Pitsch. A Consistent Chemical Mechanism for DME Oxidation. In Proceedings of the European Combustion Meeting, June 25th-28th, Lund, Sweden, 2013.
  • Stijn Vranckx, Joachim Beeckmann, Wassja Alexander Kopp, Changyoul Lee, Liming Cai, Harish Kumar Chakravarty, Herbert Olivier, Kai Leonhard, Heinz Pitsch and Ravi Xavier Fernandes. An experimental and kinetic modelling study of n-butyl formate combustion. Combustion and Flame, vol. 160 no. 12, pages 2680-2692, 2013.
  • Joachim Beeckmann, Liming Cai and Heinz Pitsch. Reduced Chemical Mechanism for the Calculation of Ethanol/Air Flame Speeds. In Proceedings of the 9th International Colloquium Fuels - Conventional and Future Energy for Automobiles, January 15th-17th, Stuttgart, Germany, 2013.
  • Liming Cai, Joachim Beeckmann, Heinz Pitsch and Venkat Raman. Iterative Mechanism Optimization Using Model-based Experimental Design. In 34th International Symposium on Combustion, July 29th-August 3rd, Warsaw, Poland, 2012.
  • Joachim Beeckmann, Liming Cai, Olaf Roehl, Heinz Pitsch and Norbert Peters. A Reduced Kinetic Reaction Mechanism for the Autoignition of Dimethyl Ether. In 33rd International Symposium of Combustion, August 2nd, Bejing, China, 2010.

Offene Stellen / Arbeiten

Numerische Untersuchung der Reaktionskinetik von Biokraftstoffen und synthetischen Kraftstoffen

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