Institut für Technische Thermodynamik (ITT)

Veröffentlichungen Arbeitsgruppe Ulrich Maas vor 2003

2002

Bender, R., Steiner, B., Schmidt, D., Schießl, R., Maas, U. : Experimentelle Untersuchung und PDF-Simulation turbulenter Vormischflammen. 16. TECFLAM-Seminar, Karlsruhe, 2002.

Buki, A., Perger, T., Turanyi, T., Maas, U. : Repro-Modeling Based Generation of Intrinsic Low-Dimensional Manifolds. J. Math Chem., 31(4):345--362, 2002.

Maas, U. : Efficient Implementation of Combustion Kinetics in Turbulent Flame Calculations. Proc. DGLR Fachsymposium: Berechnungsverfahren für Brennkammerströmungen in Raketen- und Gasturbinenbrennkammern, 2002.

Nafe, J., Schmidt, D., Maas, U. : Reduzierte kinetische Modelle für die Beschreibung turbulenter Verbrennungsprozesse. VDI-Berichte 1664, 1--10, 2002.

Nafe, J., Maas, U. : A General Algorithm for Improving ILDMs. Combustion Theory and Modeling, 6(4):697--709, 2002.

Thiele, M., Dreizler, A., Grant, A., Ewart, P., Maas, U. : Spark Ignited Hydrogen/Air Mixtures: Two-Dimensional Detailed Modelling and Laser Based Diagnostics. Comb. Flame, 128:74--87, 2002.

Thiele, M., Riedel, U., Warnatz, J., Maas, U. : A detailed two-dimensional numerical study of spark ignition including ionization. SAE paper series No. 2002--01--1110. Society of Automotive Engineers, 2002.

Xiao, K., Schmidt, D., Maas, U. : Implementation of Reduced Kinetic Models in Turbulent Flame Calculations. SFB568-Workshop: Trends in numerical and physical modeling for turbulent processes in gas turbine combustors, 2002.

 

2001

Aouina, Y., Gutheil, E., Maas, U., Riedel, U., Warnatz, J. : Mathematical Modeling of Droplet Heating, Vaporization, and Ignition Including Detailed Chemistry. Comb. Sci. Tech., 173:91--114, 2001.

Au, M. Y., Girard, J. W., Dibble, R. W., Flowers, D., Acevec, S., Martinez-Frias, J., Smith, R., Seibel, C., Maas, U. : 1.9-Liter Four-Cylinder HCCI Engine Operation with Exhaust Gas Recirculation. SAE paper series No. 2001-01-1894. Society of Automotive Engineers, 2001.

Horstmann, T., Leuckel, W., Maurer, B., Maas, U. : Influence of Turbulent Flow Conditions on the Ignition of Flammable Gas/Air-Mixtures. Process Safety Progress, 20:215--224, 2001.

Ilgner, F., Nau, M., Harndorf, H., Benninger, K., Schießl, R., Dreizler A. : Analysis of Flow Patterns inside an Autothermal Gasoline Reformer. SAE Technical Paper Series No. 2001--01--1925, 2001.

Ilgner, F., Nau, M., Benninger, K., Maas, U., Schießl, R., Dreizler, A. : Analysis of Flow Patterns inside an Autothermal Gasoline Reformer. SAE paper series No. 2001-01-1917. Society of Automotive Engineers, 2001.

Klingel, T., Schießl, R., Maas, U. : Messung der Partikel-größenverteilung bei genau definierter Holzverbrennung. 20. Flammentag, VDI-Berichte 1629, 11--16, 2001.

Maas, U. : Mathematical Modeling of the Coupling of Chemical Kinetics with Laminar and Turbulent Transport Processes. Proc. 1-st MIT Conference, 1304--1308. Elsevier, 2001.

Schießl, R., Dreizler, A., Maas, U., Grant, J., Ewart, P. : Double-Pulse PLIF imaging of Self-Ignition Centers in an SI engine. SAE paper series No. 2001--01--1925. Society of Automotive Engineers, 2001.

Schießl, R. : Untersuchung innermotorischer Verbrennungsprozesse mit Laserinduzierter Fluoreszenz., Dissertation, Institut für Technische Verbrennung, Universität Stuttgart, 2001.

Schmidt, D., Xiao, K., Maas, U. : Implementierung ILDM-reduzierter Reaktionsmechanismen zur Berechnungen turbulenter nicht-vorgemischter Methanflammen. 20. Flammentag, VDI-Berichte 1629, 479--486, 2001.

Seibel, C. : Hierarchische Generierung reduzierter Mechnismen höherer Kohlenwasserstoffe. , Diploma thesis, Institut für Technische Verbrennung, Universität Stuttgart, 2001.

Tsai, W., Schmidt, D., Maas, U. : Correlation Analysis of Premixed Turbulent Flames Using Direct Numerical Simulations. In: Krause, E., Jäger, W. (Publisher): High Performance Computing in Science and Engineering 2000. Springer, 2001.

Tsai, W., Schmidt, D., Maas, U. : Direct Numerical Simulations of Spark Ignition of H2/Air-Mixture in a Turbulent Flow. In: Krause, E., Jäger, W. (Publisher): High Performance Computing in Science and Engineering 2001, 433--441. Springer, 2001.

Warnatz, J., Maas, U., Dibble, R. W. : Combustion Springer, 2001. 3rd edition.

Warnatz, J., Maas, U., Dibble, R. W. : Verbrennung Springer, 2001. 3rd edition.

Yan X. : Numerische Simulation und Zeitskalenanalyse katalytischer Verbrennungsprozesse. , Dissertation, Institut für Technische Verbrennung, Universität Stuttgart, 2001.

 

2000

Bender, R., Blasenbrey, T., Maas, U. : Coupling of Detailed and ILDM-Reduced Chemistry with Turbulent Mixing. Proc. Comb. Inst., 28:101--106, 2000.

Blasenbrey, T., Maas, U. : LDMs of Higher Hydrocarbons and the Hierarchy of Chemical Kinetics. Proc. Comb. Inst., 28:1623--1630, 2000.

Blasenbrey, T. : Entwicklung und Implementierung automatisch reduzierter Reaktionsmechanismen für die Verbrennung von Kohlenwasserstoffen. , Dissertation, Institut für Technische Verbrennung, Universität Stuttgart, 2000.

Dreizler, A., Lindenmeier, U., Maas, U., Hult, J., Kaminski, C.: Characterisation of a spark ignition system by planar laser induced fluorescence of OH at high repetition rates and comparison with chemical kinetics calculations. Applied Physics B, 70:287--294, 2000.

Kaminski, C., Hult, J., Alden, M., Lindenmaier, S., Dreizler, A., Maas, U., Baum, M. : Spark ignition of turbulent methane/air mixtures revealed by time resolved laser induced fluorescence and direct numerical simulations. Proc. Comb. Inst., 28:399--405, 2000.

Pixner, P., Dreizler, A., Schießl, R., Maas, U. : Experimental determination of PDFs of OH radicals in IC Engines using calibrated laser induced fluorescence as a basic for modeling the end-phase of engine combustion. Combustion Science and Technology, 158:485-509, 2000.

Thiele, M., Selle, S., Riedel, U., Warnatz, J., Maas, U. : Numerical Simulation of Spark Ignition Including Ionisation. Proc. Comb. Inst., 28:1177--1185, 2000.

Thiele, M., Warnatz, J., Maas, U. : Geometrical Study of Spark Ignition in Two Dimensions. Combustion Theory and Modelling, 4, 413-434, 2000.

Xiao, K. J., Schmidt, D., Maas, U. : A Study of Local Flame Structures in Piloted Jet Diffusion Flames Using a PDF-Method. Proc. Comb. Inst., 28:157--165, 2000.

Yan, X., Maas, U. : Intrinsic Low-Dimensional Manifolds of Heterogeneous Combustion Processes. Proc. Comb. Inst., 28:1615--1621, 2000.

 

1999

Bender, R., Maas, U. : PDF-Simulation turbulenter Vormischflammen unter Verwendung verschiedener Modelle für den turbulenten Transport. VDI Berichte 1492, 493--498. VDI-Verlag, 1999.

Bender, R., Maas, U., Böckle, S., Katzenwadel, J., Schulz C., Wolfrum J. : Monte-Carlo-PDF-Simulation and Raman/Rayleigh Measurement of a Turbulent Premixed Flame. Proc. 17 th ICDERS, Heidelberg, ISBN 3-932217-01-2, 1999.

Blasenbrey, T., Schmidt, D., Maas, U. : An improved tabulation strategy for reduced chemical kinetics based on ILDM. Proc. 17 th ICDERS, Heidelberg, ISBN 3-932217-01-2, 1999.

Maas, U. : Mathematical Modeling of the Coupling of Chemical Kinetics With Flow and Molecular Transport. Keil, Mackens, Voss: Scientific Computing in Chemical Engineering II, 26--56. Springer, ISBN 3-540-68548-3, 1999.

Schießl, R.,Pixner P., Dreizler, A., Maas, U. : Formaldehyde formation in the endgas of Otto engines: Numerical simulations and quantitative concentration measurements. Combustion Science and Technology, 149:339--360, 1999.

Schießl, R., Dreizler, A., Maas, U. : Comparison of different ways for image post-processing: detection of flame fronts. SAE paper series No. 1999-01-3651. Society of Automotive Engineers, 1999.

Thiele, M., Warnatz, J., Maas, U. : 2D-Simulation of Ignition Induced by Electrical Discharges. SAE paper series No. 1999-01-1178. Society of Automotive Engineers, 1999.

Xiao, K. J., Schmidt, D., Maas, U. : PDF Simulation of Turbulent Non-Premixed CH4/H2 -Air Flames using Automatically Simplified Chemical Kinetics. Proc. Comb. Inst., 27:1073--1080, 1999.

 

1998

Blasenbrey, T., Schmidt, D., Maas, U. : Automatically Simplified Chemical Kinetics and Molecular Transport and its Application in Premixed and Non-Premixed Laminar Flame Calculations. Proc. Comb. Inst., 28:505--511, 1998.

Dreizler, A., Maas, U. : Influence of the temperature distribution on the auto-ignition in the endgas of Otto engines. Proc. COMMODIA 1998. The Japanese Society of Mechanical Engineers, 1998.

Einecke, S., Schulz, C., Sick, V., Schießl R., Dreizler, A., Maas U. : Two-dimensional temperature measurements in the compression stroke of an SI engine using two-line tracer LIF. SAE paper series No. 982468. Society of Automotive Engineers, 1998.

Maas, U. : Efficient calculation of intrinsic low-dimensional manifolds for the simplification of chemical kinetics. Computing and Visualization in Science, 1:69--82, 1998.

Maas, U., Thévenin, D. : Correlation Analysis of Direct Numerical Simulation Data of Turbulent Non-Premixed Flames. Proc. Comb. Inst., 27:1183--1189, 1998.

Schmidt, D., Blasenbrey, U., Maas, U. : Intrinsic Low-Dimensional Manifolds of Strained and Unstrained Flames. Combustion Theory and Modelling, 2:135--152, 1998.

Xiao, K., Schmidt, D., Maas, U. : Mathematical Modeling of Technical Combustion Processes Including Detailed Chemistry. Proc. of the 1998 International Conference On Energy and Environment, Shanghai, China, 1998.

 

1997

Blasenbrey, T., Schmidt, D., Maas, U. : Intrinsic Low-Dimensional Manifolds of Strained and Unstrained Flames. Proc. 16 th International Colloquium on the Dynamics of Explosions and Reactive Systems, Cracow, Poland, 329--332, 1997.

Niemann, H., Schmidt, D., Maas, U. : An Efficient Storage Scheme for Reduced Chemical Kinetics Based on Orthogonal Polynomials. Journal of Engineering Mathematics, 31:131--142, 1997.

Nooren, T. A., Wouters, H. A., Peeters, T. W. J., Roekarts, D., Maas, U., Schmidt, D., : Monte Carlo PDF modelling of a turbulent natural-gas diffusion flame. Combustion Theory and Modelling, 1:79--96, 1997.

Riedel, U., Warnatz, J., Aouina, Y., Maas, U. : Numerical Simulation of Droplet Vaporization and Ignition with Detailed Chemistry. VDI Berichte 1313, 419--424. VDI-Verlag, 1997.

Zurbach, S., Garreton, D., Schmidt, D., Maas, U., Plion, P. : Validation of a PDF-Monte Carlo method coupled with an ILDM kinetic model on turbulent jet flames. Proc. 2nd Symposium on Turbulence, Heat and Mass Transfer, Delft, 1997.

 

1996

Buschmann, A., Wolfrum, J., Maas, U., Warnatz, J. : Das Feuer im Computer und im Laserlicht. Physikalische Blätter, 52, No. 3:213--218, 1996.

Deuflhard, P., Heroth, U., Maas, U. : Towards Dynamic Dimension Reduction in Reactive Flow Problems. Warnatz, J.F. Behrendt : Modelling of Chemical Reaction Systems, Proceedings of an International Workshop, Heidelberg, Germany, July 24 - 26, 1996. Springer, ISBN 3-932217-00-4, 1996.

Maas, U. : Simplification of Chemical Kinetics Using Intrinsic Low-Dimensional Manifolds. Wolfrum, J., H.-R. Volpp, R. RannacherJ. Warnatz: Springer Series in Chemical Physics 61: Gas Phase Chemical Reaction Systesm, Experiments and Models 100 Years After Max Bodenstein. Springer, ISBN 3-540-61662-4, 1996.

Maas, U., Warnatz, J. : Simulation of Ignition and Combustion of Hydrogen-Oxygen-Mixtures. Veziroglu, N., C.-J. Winter, J. P. BaseltG. Kreysa: Hydrogen Energy Progress XI, Proc. of the 11th World Hydrogen Energy Conference, Vol. 3, pp. 2497--2504. International Association for Hydrogen Energy, 1996.

Nau, M., Neef, W., Maas, U., Gutheil, E. : Computational and Experimental Investigation of a Turbulent Non-Premixed Methane Flame. Proc. Comb. Inst., 26:83, 1996.

Schmidt, D., Maas, U., Segatz, U, Riedel, J., Warnatz, J. : Simulation of Laminar Methane-Air Flames using Automatically Simplified Chemical Kinetics. Comb. Sci. Tech., 113-114:3--16, 1996.

Schmidt, D., Maas, U. : Analysis of the Intrinsic Low-Dimensional Manifolds of Strained and Unstrained Flames. Warnatz, J.F. Behrendt : Modelling of Chemical Reaction Systems, Proceedings of an International Workshop, Heidelberg, Germany, July 24 - 26, ISBN 3-932217-00-4, 1996.

Thévenin, D., Behrendt, F., Maas, U., Warnatz, J. : Development of a Parallel Direct Simulation Code to Investigate Reactive Flows. Comput. Fluids, 25,5:485--496, 1996.

Warnatz, J., Maas, U., Dibble, R. W. : Combustion. Springer, ISBN 3-540-60730-7, 1996.

Warnatz, J., Maas, U., Dibble, R. W. : Verbrennung; Physikalisch-Chemische Grundlagen, Modellierung und Simulation, Experimente, Schadstoffentstehung. Springer, ISBN 3-540-61546-6, 1996.

 

1995

Behrendt, F., Deutschmann, O., Maas, U., Warnatz, J. : Simulation and Sensitivity Analysis of the Heterogeneous Oxidation of Methane on a Platinum Foil. J. Vac. Sci. Technol., A 13(3):1373--1377, 1995.

Heitzmann, T., Wolfrum, J., Maas, U., Warnatz, J. : Experimental and Modeling Studies on the Ignition of CH3OH-O2 -Mixtures with a CO2 -Laser System. Z. Phys. Chem., 188:177, 1995.

Maas, U. : Coupling of Chemical Reaction with Flow and Molecular Transport. Applications of Mathematics, 3:249--266, 1995.

Nau, M., Wölfert, A., Maas, U., Warnatz, J. : Applications of a Combined PDF/Finite Volume Scheme on Turbulent Methane Diffusion Flames. Proc. 8 th International Symposium on Transport Phenomena in Combustion. San Francisco, 1995.

Nau, M., Wölfert, A., Maas, U., Warnatz, J. : A Reduction Scheme for Chemical Kinetics Based on Manifold Analysis in Conjunction with PDF-Modeling. Tenth Symposium on Turbulent Shear Flows, The Pennsylvania State University, 19--30, 1995.

Nau, M., Wölfert, A., Maas, U., Warnatz, J. : PDF-Simulation turbulenter Flammen unter Verwendung automatisch reduzierter Reaktionsmechanismen. VDI Berichte 1193, 203. VDI-Verlag, 1995.

Wölfert, A., Nau, M., Maas, U., Warnatz, J. : PDF Calculations of Piloted Turbulent Non-Premixed Methane-Air Flames Based on Automatically Simplified Chemical Kinetics. Proc. 8 th International Symposium on Transport Phenomena in Combustion. San Francisco, 1995.

 

1994

Goyal, G., Maas, U., Warnatz, J. : Simulation of the Behavior of Rich Hydrogen-Air Flames Near the Flammability Limit. Comb. Sci. Tech., 105:183, 1994.

Maas, U. : Automatische Reduktion von Reaktionsmechanismen zur Simulation reaktiver Strömungen Habilitationsschrift, Universität Stuttgart, 1994.

Maas, U., Pope, S. B. : Laminar Flame Calculations using Simplified Chemical Kinetics Based on Intrinsic Low-Dimensional Manifolds. Proc. Comb. Inst., 25:1349--1356, 1994.

Riedel, U., Schmidt, D., Maas, U., Warnatz, J. : Laminar Flame Calculations Based on Automatically Simplified Chemical Kinetics. Proc. of the 35th Eurotherm Seminar, Compact Fired Heating Systems, Leuven, Belgium, 1994.

Schmidt, D., Maas, U., Warnatz, J. : Simplification of Chemical Kinetics for Reacting Flow Calculations. Proc. Eurotrac 1994: Transport and Transformation of Pollutants in the Troposphere, Garmisch-Partenkirchen, 1994.

Thévenin, G., Behrendt F., Maas, U., Warnatz, J. : Parallel Simulation of Reacting Flows Using Detailed Chemistry. Lecture Notes in Computer Science 796, 125. Springer Verlag, 1994.

Thévenin, G., Behrendt F., Maas, U., Warnatz, J. : Dynamic Load Balancing for Parallel Simulation of Reacting Flows. Proc. Parallel CFD '94, Kyoto, Japan, 1994.

 

1993

Goyal, G., Maas, U., Warnatz, J. : Simulation of Flammability Limits for Hydrogen-Air and Methane-Air Mixtures. 8. TECFLAM-Seminar, Darmstadt, 17, ISBN 3-926751-13-4, 1993.

Goyal, G., Maas, U., Warnatz, J. : Simulation of the Behavior of Rich Hydrogen-Air Flames Near the Flammability Limit. Proc. 14 th ICDERS, Coimbra, Portugal, 1993.

Goyal, G., Maas, U., Warnatz, J. : Simulation of Hot Spot Ignition in H2-O2 and CH4 -Air Mixtures: A Parametric Study. Kuhl, A. L., J.-C. Leyer, A. A. BorisovW. A. Sirignano: Dynamics of Gaseous Combustion, Progress in Astronautics and Aeronautics 151, 59. AIAA Washington DC, 1993.

Goyal, G., Maas, U., Warnatz, J. : Pressure Effects on Flammability Limits: A Computational Study. Proc. Joint Meeting of the British and German Sections of the Combustion Institute, Cambridge, GB, 1993.

Goyal, G., Maas, U., Behrendt, F., Warnatz, J. : Simulation of Ignition Processes in One- and Two-Dimensional Geometries. Proc. 26 th ISATA, Aachen, Supercomputer Applications in the Automotive Industries, 123, 93SC019, 1993.

Maas, U. : Automatische Reduktion von Reaktionsmechanismen. 8. TECFLAM-Seminar, Darmstadt, 7, 1993. ISBN 3-926751-13-4.

Maas, U. : Automatische Reduktion von Reaktionsmechanismen zur Simulation von Verbrennungsprozessen. 16. Deutscher Flammentag, Clausthal, VDI Berichte 1090, 303. VDI Verlag, 1993.

Maas, U. : Simplification of Chemical Kinetics for the Simulation of Combustion Processes. Proc. 26th ISATA, Aachen, Supercomputer Applications in the Automotive Industries, 131, 1993. 93SC021.

Maas, U., Warnatz, J. : Detailed Numerical Simulation of H2-O2 Ignition in Two-Dimensional Geometries. Kuhl, A. L., J.-C. Leyer, A. A. BorisovW. A. Sirignano: Dynamics of Gaseous Combustion, Progress in Astronautics and Aeronautics 151, 39. AIAA Washington DC, 1993.

Maas, U., Warnatz, J. : Simulation of Simple Heterogeneous Combustion Systems. Pure & Applied Chemistry, 65:259--267, 1993.

Riedel, U., Maas, U., Warnatz, J. : Detailed Numerical Modeling of Chemical and Thermal Nonequilibrium in Hypersonic Flows. IMPACT Comp. Sci. Eng., 5:20, 1993.

Riedel, U., Maas, U., Warnatz, J. : Simulation of Hypersonic Flows Using Detailed Reaction and Transport Models. Oertel, H.H. Köner : Orbital Transport, Technical, Meteorological and Chemical Aspects. Springer, Berlin Heidelberg New York, 1993.

Riedel, U., Maas, U., Warnatz, J. : Simulation of Nonequilibrium Hypersonic Flows. Computers & Fluids, 22:285, 1993.

Schmidt, D., Maas, U., Warnatz, J. : Simplifying Chemical Kinetics for the Simulation of Hypersonic Flows Using Intrinsic Low-Dimensional Manifolds. Proc. 5 th International Symposium on Computational Fluid Dynamics, Sendai, Japan, 1993.

Warnatz, J., Maas, U. : Technische Verbrennung: Grundlagen, Modellbildung, Schadstoffentstehung. Springer, 1993. ISBN 3-540-56183-8.

 

1992

Behrendt, F., Goyal, G., Maas, U., Warnatz, J. : Numerical Study of 2-Dimensional Effects associated with Laser-Induced Ignition in Hydrogen-Oxygen Mixtures. Proc. Comb. Inst., 24:83--91, 1992.

Gutheil, E., Stapf, P., Maas, U., Warnatz, J. : Modellierung der Zündung und Verbrennung von Einzeltröpfchen und Sprays (Modelling of Ignition and Combustion of Single Droplets and Sprays). 5. ALS-Kolloquium Aerosole in Technik und Umwelt, Stuttgart, Germany, 48, 1992. ALS Jahresbericht.

Maas, U., Pope, S. B. : Simplifying Chemical Kinetics: Intrinsic Low-Dimensional Manifolds in Composition Space. Combustion and Flame, 88:239--264, 1992.

Maas, U., Pope, S. B. : Implementation of Simplified Chemical Kinetics Based on Intrinsic Low-Dimensional Manifolds. Proc. Comb. Inst., 24:103, 1992.

 

1991

Goyal, G., Maas, U., Warnatz, J. : Detailed Numerical Simulation of One-Dimensional Ignition Processes Induced by Hot Spots. Proc. 4th International Conference on Numerical Combustion, 220, 1991.

Maas, U. : Detailed Numerical Simulation of Chemically Reacting Flows. Proc. 4th International Symposium on Computational Fluid Dynamics, 741, 1991.

Maas, U., Warnatz, J. : Detailed Numerical Modeling of H2 - O2-Ignition by Hot Spots. Kuhl, A. L., J.-C. Leyer, A. A. Borisow. A. Sirignano: Dynamics of Deflagrations and Reactive Systems: Flames, 3. AIAA Washington DC, 1991.

Maas, U., Warnatz, J. : Detailed Numerical Simulation of Two-Dimensional Ignition Processes in H2-O2 - Mixtures. Proc. 13th IMACS World Congress 3, 526, 1991.

Maas, U., Warnatz, J. : Mathematische Modellierung zweidimensionaler Zündprozesse unter Verwendung detaillierter Reaktionsmechanismen. VDI Berichte 922, 181. VDI-Verlag, 1991.

Maas, U., Pope, S. B. : Simplifying Chemical Kinetics for Use in Reacting Flow Models: Intrinsic Low-Dimensional Manifolds in Composition Space. Proc. 4th International Symposium on Computational Fluid Dynamics, 747, 1991.

Maas, U., Pope, S. B. : Simplifying Chemical Kinetics for Use in Reacting Flow Models: Intrinsic Low-Dimensional Manifolds in Composition Space. Proc. of the Fall Meeting of the Eastern States Section of the Combustion Institute, 1991.

Maas, U., Pope, S. B. : Simplification of Chemical Kinetics by Constructing Low-Dimensional Manifolds in Composition Space. Proc. 4th International Conference on Numerical Combustion, 240, 1991.

Riedel, U., Maas, U., Warnatz, J. : Detailed Numerical Simulation of the 2D Navier Stokes Equations for Hypersonic Flows. Proc. 4th International Symposium on Computational Fluid Dynamics, 1991.

Stapf, P., Chevalier, C., Maas, U., Warnatz, J., Dwyer, H. A. : Heating, Vaporization, and Combustion of a Methanol Droplet in Air. Proc. 13th ICDERS, 294, 1991.

Stapf, P., Maas, U., Warnatz, J. : Detaillierte mathematische Modellierung der Tröpfchenverbrennung. 7. TECFLAM-Seminar Partikel in Verbrennungsvorgängen, 125. Universitïät Karlsruhe, 1991. ISBN 3-926751-12-6.

 

1990

Goyal, G., Maas, U., Warnatz, J. : Simulation of the Transition from Deflagration to Detonation. SAE 1990 Transactions, Journal of Fuels & Lubricants, Section 4, 99:1, 1990.

Goyal, G., Maas, U., Warnatz, J. : Numerical Study of Hot Spot Ignition in H2 - O2 and CH4 -air mixtures. Proc. Comb. Inst., 23:1767, 1990.

Maas, U., Warnatz, J. : Simulation of Chemically Reacting Flows in 2D Geometries. Proc. Joint Meeting of the Soviet and Italian Sections of the Combustion Institute, Pisa, 6.18, 1990.

 

1989

Maas, U., Warnatz, J. : Simulation of Thermal Ignition Processes in Two-Dimensional Geometries. Z. Phys. Chem., 161:61, 1989.

Maas, U., Warnatz, J. : Numerical Simulation of Ignition Processes in Two-Dimensional Geometries. Proc. Joint Meeting of the British and French Sections of the Combustion Institute, Rouen, 133, 1989.

Maas, U., Warnatz, J. : Ignition of Hydrogen-Oxygen Mixtures by Hot Spots and Its Relation to Engine Knock. Proc. Joint Meeting of the German and Italian Sections of the Combustion Institute, Ravello, 5.6, 1989.

Maas, U., Warnatz, J. : Zum Verstädnis des Otto-motorischen Klopfvorgangs. VDI Berichte 765, 539. VDI-Verlag, 1989.

Warnatz, J., Maas U. : Simulation von Zündung und Verbrennung in H2-O2 -Gemischen. Nachrichten aus Chemie, Technik und Laboratorium, 37:1262, 1989.

Warnatz, J., Maas, U. : Calculation of the Detailed Structure of Premixed and Non-Premixed Flame Fronts and Some Applications. Proc. 12th IMACS World Congress 3, 614, 1989.

Warnatz, J., Maas, U. : Calculation of the Detailed Structure of Premixed and Non-Premixed Flame Fronts and some Applications. Ames, W. F.: IMACS Transactions on Scientific Computing '88, Numerical and Applied Mathematics, 151. J. C. Baltzer AG, Scientific Publishing Co., 1989.

 

1988

Maas, U. : Mathematische Modellierung instationärer Verbrennungsprozesse unter Verwendung detaillierter Reaktionsmechanismen. , Naturwissenschaftlich-Mathematische Gesamtfakultät. Ruprecht-Karls-Universität Heidelberg, 1988.

Maas, U., Warnatz, J. : Ignition Processes in Hydrogen-Oxygen Mixtures and the Influence of the Uniform Pressure Assumption. Kuhl, A. L., J. R. Bowen, J.-C. Leyer, A. Borisov: Dynamics of Reactive Systems, Part I, 3. AIAA, New York, 1988.

Maas, U., Warnatz, J. : Ignition Processes in Hydrogen-Oxygen Mixtures. Combustion and Flame, 74:53, 1988.

Maas, U., Warnatz, J. : Ignition Processes in Carbon Monoxide-Hydrogen-Oxygen Mixtures. Proc. Comb. Inst., 22:1695, 1988.

 

1987

Maas, U.,Warnatz, J. : Mathematische Modellierung von Selbstzündung und Zündgrenzen im H2-O2-CO -System. VDI Berichte 645, 509. VDI-Verlag, 1987.

 

1986

Maas, U., Raffel, J., Wolfrum, J., Warnatz, J. : Observation and Simulation of Laser Induced Ignition Processes in O2-O3 and H2-O2 -Mixtures. Proc. Comb. Inst., 21:1869, 1986.

 

1985

Esser, C., Maas, U., Warnatz, J. : Chemistry of the Auto-Ignition in Hydrocarbon-Air Mixtures Up to Octane and Its Relation to Engine Knock. Proceedings of the International Symposium on Diagnostics and Modeling of Combustion in Reciprocating Engines. The Japan Society of Mechanical Engineers, 1985.

Esser, C., Maas, U., Warnatz, J. : Chemie der Selbstzündung in Kohlenwasserstoff-Luft-Mischungen bis hinauf zum Oktan und der Bezug zum Motorklopfen. VDI Berichte 574, 269. VDI-Verlag, 1985.

Maas, U. : Selbstzündung in Kohlenwasserstoff-Luft-Gemischen bis zu Oktan und ihre Beziehung zum Motorklopfen. Diplomarbeit, Naturwissenschaftlich-Mathematische Gesamtfakultät. Ruprecht-Karls-Universitä Heidelberg, 1985.