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Koch

Dr.-Ing. Rainer Koch

Abteilungsleiter
Raum: 224
Tel.: +49 721 608 44249
Fax: +49 721 608 48740
rainer kochAsj6∂kit edu

Institut für Thermische Strömungsmaschinen
KIT, Campus Süd
Geb. 30.60
Straße am Forum 6
D-76131 Karlsruhe



Veröffentlichungen und Tagungsbeiträge


2017
Proceedingsbeiträge
Short Helical Combustor: Flow Control in a Combustion System With Angular Air Supply.
Ariatabar, B.; Koch, R.; Bauer, H.-J.
2017. ASME Turbo Expo 2017: Turbomachinery Technical Conference and Exposition, Charlotte, North Carolina, USA, June 26–30, 2017. Vol.: 4A, V04AT04A001, ASME, New York (NY). doi:10.1115/GT2017-63037
SPH Simulation of an Air-Assisted Atomizer Operating at High Pressure : Influence of Non-Newtonian Effects.
Chaussonnet, G.; Koch, R.; Bauer, H.-J.; Saenger, A.; Jakobs, T.; Kolb, T.
2017. Proceedings of ASME Turbo Expo 2017 : Turbomachinery Technical Conference & Exposition, Volume 3 : Coal, Biomass and Alternative Fuels, Cycle Innovations; Electric Power, Industrial and Cogeneration Applications, Organic Rankine Cycle Power Systems, Charlotte, North Carolina, USA, 26th - 30th June 2017, Art.Nr. GT2017-63033, ASME, New York (NY)
Computational Prediction of Primary Breakup in Fuel Spray Nozzles for Aero-Engine Combustors.
Dauch, T. F.; Braun, S.; Wieth, L.; Chaussonnet, G.; Keller, M. C.; Koch, R.; Bauer, H.-J.
2017. ILASS 2017 : 28th European Conference on Liquid Atomization and Spray Systems, Valencia, Spain, 6th - 8th September 2017
Smoothed Particle Hydrodynamics Simulation of Oil-Jet Gear Interaction.
Keller, M. C.; Braun, S.; Wieth, L.; Chaussonnet, G.; Dauch, T. F.; Koch, R.; Schwitzke, C.; Bauer, H.-J.
2017. Proceedings of ASME Turbo Expo 2017: Turbomachinery Technical Conference and Exposition : Volume 2B - Turbomachinery, Charlotte, North Carolina, USA, 26th - 30th June 2017, Art. Nr. V02BT41A019, ASME, New York (NY). doi:10.1115/GT2017-63594
Time-Response of Recent Prefilming Airblast Atomization Models in an Oscillating Air Flow Field.
Chaussonnet, G.; Müller, A.; Holz, S.; Koch, R.; Bauer, H.-J.
2017. Proceedings of ASME Turbo Expo 2017 : Turbomachinery Technical Conference & Exposition, Volume 4 A : Combustion, Fuels and Emissions, Charlotte, North Carolina, USA, 26th - 30th June 2017, Art.Nr. GT2017-63041, ASME, New York (NY)
Preprocessing Workflow for the Initialization of SPH Predictions based on Arbitrary CAD Models.
Dauch, T. F.; Okraschevski, M.; Keller, M. C.; Braun, S.; Wieth, L.; Chaussonnet, G.; Koch, R.; Bauer, H.-J.
2017. 12th International SPHERIC Workshop, Universidade de Vigo, Ourense, Spain, 13th - 15th June 2017
Zeitschriftenaufsätze
Time-Response of Recent Prefilming Airblast Atomization Models in an Oscillating Air Flow Field.
Chaussonnet, G.; Müller, A.; Holz, S.; Koch, R.; Bauer, H.-J.
2017. Journal of engineering for gas turbines and power, 139 (12), 121501. doi:10.1115/1.4037325
Experimental and numerical investigation of the primary breakup of an airblasted liquid sheet.
Warncke, K.; Gepperth, S.; Sauer, B.; Sadiki, A.; Janicka, J. E.; Koch, R.; Bauer, H. J.
2017. International journal of multiphase flow, 91, 208-224. doi:10.1016/j.ijmultiphaseflow.2016.12.010
Prediction of primary atomization using Smoothed Particle Hydrodynamics.
Koch, R.; Braun, S.; Wieth, L.; Chaussonnet, G.; Dauch, T.; Bauer, H.-J.
2017. European journal of mechanics / B, 61 (Part 2), 271-278. doi:10.1016/j.euromechflu.2016.10.007
2016
Vorträge
Smoothed Particle Hydrodynamics for Numerical Predictions of Primary Atomization.
Braun, S.; Koch, R.; Bauer, H.-J.
2016. High Performance Computing in Science & Engineering : 19th Results and Review Workshop of the HLRS, Stuttgart, Germany, 13.-14. October 2016
Modeling of the Deformation Dynamics of Single and Twin Fluid Droplets Exposed to Aerodynamic Loads.
Wieth, L.; Braun, S.; Chaussonnet, G.; Dauch, T. F.; Keller, M.; Höfler, C.; Koch, R.; Bauer, H.-J.
2016. High Performance Computing in Science & Engineering : 19th Results and Review Workshop of the HLRS, Stuttgart, Germany, 13.-14. October 2016
Proceedingsbeiträge
Comparison of the Primary Atomization Model PAMELA with Drop Size Distributions of an Industrial Prefilming Airblast.
Holz, S.; Chaussonnet, G.; Gepperth, S.; Koch, R.; Bauer, H.-J.
2016. ILASS – Europe 2016, 27th Annual Conference on Liquid Atomization and Spray Systems, Brighton, UK, 4-7 September 2016
Comparison of the Primary Atomization Model PAMELA with Drop Size Distributions of an Industrial Prefilming Airblast Nozzle.
Holz, S.; Chaussonnet, G.; Gepperth, S.; Koch, R.; Bauer, H.-J.
2016. 27th Annual Conference on Liquid Atomization and Spray Systems, ILASS-Europe, Brighton, GB, September 4 - 7, 2016
Smoothed Particle Hydrodynamics for Numerical Predictions of Primary Atomization.
Braun, S.; Koch, R.; Bauer, H.-J.
2016. High Performance Computing in Science and Engineering '16 - Transactions of the High Performance Computing Center, Stuttgart (HLRS) 2016. Ed.: W. Nagel, 321-336, Springer, Berlin. doi:10.1007/978-3-319-47066-5_22
HPC Predictions of Primary Atomization with SPH : Challenges and Lessons Learned.
Braun, S.; Wieth, L.; Dauch, T.; Keller, M. C.; Chaussonnet, G.; Höfler, C.; Koch, R.; Bauer, H.-J.
2016. 11th International SPHERIC Workshop, Munich, Germany, 13.-16. June 2016
Modeling of the Deformation Dynamics of Single and Twin Fluid Droplets Exposed to Aerodynamic Loads.
Wieth, L.; Braun, S.; Chaussonnet, G.; Dauch, T. F.; Keller, M.; Höfler, C.; Koch, R.; Bauer, H.-J.
2016. High Performance Computing in Science and Engineering '16 - Transactions of the High Performance Computing Center, Stuttgart (HLRS) 2016. Ed.: W. Nagel, 301-320, Springer, Berlin. doi:10.1007/978-3-319-47066-5_21
Numerical Modeling of Oil-Jet Lubrication for Spur Gears using Smoothed Particle Hydrodynamics.
Keller, M. C.; Braun, S.; Wieth, L.; Chaussonnet, G.; Dauch, T.; Koch, R.; Höfler, C.; Bauer, H.-J.
2016. 11th International SPHERIC Workshop, Munich, Germany, June 13-16, 2016, 69-76
Modeling of the Deformation Dynamics of Single and Twin Fluid Droplets Exposed to Aerodynamic Loads.
Wieth, L.; Braun, S.; Chaussonnet, G.; Dauch, T.; Keller, M. C.; Höfler, C.; Koch, R.; Bauer, H.-J.
2016. 27th Annual Conference on Liquid Atomization and Spray Systems, ILASS-Europe, Brighton, GB, September 4 - 7, 2016
Zeitschriftenaufsätze
Smoothed Particle Hydrodynamics (SPH) simulation of a high-pressure homogenization process.
Wieth, L.; Kelemen, K.; Braun, S.; Koch, R.; Bauer, H. J.; Schuchmann, H. P.
2016. Microfluidics and nanofluidics, 20 (2), 42. doi:10.1007/s10404-016-1705-6
2015
Forschungsberichte
Development of an Annular Combustor with Helical Arrangement of the Flames.
Ariatabar, B.; Koch, R.; Bauer, H.-J.
2015. Forschungsvereinigung Verbrennungskraftmaschinen
Proceedingsbeiträge
SPH Simulation of a Twin-Fluid Atomizer Operating with a High Viscosity Liquid.
Chaussonnet, G.; Braun, S.; Wieth, L.; Kolb, T.; Koch, R.; Bauer, H.-J.; Sänger, A.; Jakobs, T.; Djordjevic, N.
2015. ICLASS 2015, 13th Triennial International Conference on Liquid Atomization and Spray Systems, Tainan, Taiwan, August 23–27, 2015. Ed.: T. Lin, 1-8, National Cheng Kung University, Taiwan. doi:10.13140/RG.2.1.4320.7128
Influence of Trailing Edge Height on Primary Atomization : Numerical Studies Applying the Smoothed Particle Hydrodynamics (SPH) Method.
Braun, S.; Wieth, L.; Koch, R.; Bauer, H.-J.
2015. ICLASS 2015, 13th Triennial International Conference on Liquid Atomization and Spray Systems, Tainan, Taiwan, 23-27 August 2015, Art. Nr. D1-2-087
A Framework for Permeable Boundary Conditions in SPH : Inlet, Outlet, Periodicity.
Braun, S.; Wieth, L.; Koch, R.; Bauer, H.-J.
2015. Proceedings of the 10th Smoothed Particle Hydrodynamics European Research Interest Community Workshop (SPHERIC 2015), Parma, Italy, 16-18 June 2015, Monte Università Parma Editore, Parma
Simulation of Primary Atomization: Assessment of the Smoothed Particle Hydrodynamics (SPH) Method.
Braun, S.; Krug, M.; Wieth, L.; Höfler, C.; Koch, R.; Bauer, H.-J.
2015. ICLASS 2015 / 13th International Conference on Liquid Atomization and Spray Systems : August 23-27, 2015, Tainan, Taiwan. Ed.: Ta-Hui Lin
Numerical Modeling of an Aero-Engine Bearing Chamber Using the Meshless Smoothed Particle Hydrodynamics Method.
Wieth, L.; Lieber, C.; Kurz, W.; Braun, S.; Koch, R.; Bauer, H.-J.
2015. ASME Turbo Expo 2015: Turbine Technical Conference and Exposition, GT 2015, Montreal, CDN, June 15 - 19, 2015. Vol. 2 B, ASME. doi:10.1115/GT2015-42316
Zeitschriftenaufsätze
On the visualization of droplet deformation and breakup during high-pressure homogenization.
Kelemen, K.; Gepperth, S.; Koch, R.; Bauer, H. J.; Schuchmann, H. P.
2015. Microfluidics and nanofluidics, 19 (5), 1139-1158. doi:10.1007/s10404-015-1631-z
2014
Proceedingsbeiträge
Smoothed Particle Hydrodynamics (SPH) simulation of a high-pressure homogenizer.
Wieth, L.; Braun, S.; Koch, R.; Bauer, H.-J.; Kelemen, K.; Schuchmann, H. P.
2014. Proceedings of the 9th International Smoothed Particle Hydrodynamics European Research Interest Community Workshop (SPHERIC 2014), 3-5 June 2014, Paris, France. Ed.: D. Violeau, 411-419, INSEAN, Rom
Primary atomization of prefilming airblast nozzles : Experimental studies using advanced image processing techniques.
Gepperth, S.; Bärow, E.; Koch, R.; Bauer, H.-J.
2014. ILASS Europe, 26th Annual Conference on Liquid Atomization and Spray Systems, Bremen, Germany, 8-10 September 2014
Modeling of liquid-wall interaction using the Smoothed Particle Hydrodynamics (SPH) method.
Wieth, L.; Braun, S.; Koch, R.; Bauer, H.-J.
2014. ILASS Europe, 26th Annual Conference on Liquid Atomization and Spray Systems, Bremen, Germany 8-10 September 2014
2012
Proceedingsbeiträge
Multiphase Flow Simulations Using the Meshfree Smoothed Particle Hydrodynamics Method.
Höfler, C.; Braun, S.; Koch, R.; Bauer, H.-J.
2012. 12th Triennial International Conference on Liquid Atomization and Spray Systems, Heidelberg, Germany, September 2-6, 2012 (ICLASS). Hrsg.: E. Gutheil, 1-8, ILASS Europe, Neapel
2010
Proceedingsbeiträge
Entwicklung eines Smoothed Particle Hydrodynamics Codes zur numerischen Berechnung des Primärzerfalls an Brennstoffeinspritzdüsen.
Höfler, C.; Koch, R.; Bauer, H.-J.
2010. Deutscher Luft- und Raumfahrtkongress 2010 : Hamburg, 31. August - 2. September 2010 ; Tagungsband, CD-ROM, DGLR, Lilienthal-Oberth
2002
Buchaufsätze
Experimental investigation of unsteady flow phenomena in high intense combustion systems.
Schildmacher, K.-U.; Koch, R.; Wittig, S.
2002. In: 6th European Conference on Industrial Furnaces and Boilers, INFUB, Estoril, Portugal 2002
2001
Zeitschriftenaufsätze
Evaluation of advanced two-phase flow and combustion models for predicting low emission combustors.
Klose, G.; Schmehl, R.; Meier, R.; Maier, G.; Koch, R.; Wittig, S.; Hettel, M.; Leuckel, W.; Zarzalis, N.
2001. Journal of engineering for gas turbines and power, 123 (4), 817-823
Comparison of state of the art droplet-turbulence interaction models for jet engine combustor conditions.
Klose, G.; Rembold, B.; Koch, R.; Wittig, S.
2001. International journal of heat and fluid flow, 22 (3), 343-349
A conservation-based discretization approach for conjugate heat transfer calculations in hot-gas ducting turbomachinery components.
Papanicolaou, E.; Giebert, D.; Koch, R.; Schulz, A.
2001. International Journal of Heat and Mass Transfer, 44 (18), 3413-3429
Buchaufsätze
Flashback in lean prevaporized premixed combustion: non-swirling turbulent pipe flow study.
Schaefer, O.; Koch, R.; Wittig, S.
2001. In: Proceedings of the 46th ASME Turbo Expo, New Orleans, La. 2001. (ASME paper. 2001-GT-19052.)
Experimental and numerical investigation of the autoignition of fuel sprays of preheated flows.
Cano-Wolff, M.; Koch, R.; Wittig, S.
2001. In: Verbrennung und Feuerungen. 20. Deutscher Flammentag, Essen 2001. Düsseldorf 2001. S. 301-306. (VDI-Berichte. 1629.)
Berechnungsverfahren für den Strahlungswärmeübergang in Brennkammern.
Koch, R.; Ganz, B.; Wittig, S.
2001. In: 15. Tecflam-Seminar, 16. November 2000
A combined eulerian and lagrangian method for prediction of evaporating sprays.
Burger, M.; Klose, G.; Schmehl, R.; Giebert, D.; Koch, R.; Wittig, S.
2001. In: Proceedings of the 46th ASME Turbo Expo, New Orleans, La. 2001. (ASME paper. 2001-GT-19046.)
2000
Bücher (Monographien)
Evaluation of advanced two-phase flow and combustion models for predicting low emission combustors.
Klose, G.; Schmehl, R.; Meier, R.; Maier, G.; Koch, R.; Wittig, S.; Hettel, M.; Leuckel, W.; Zarzalis, N.
2000. 2000. (ASME paper. 2000-GT-0133.)
Buchaufsätze
Experimental investigations of the temporal air-fuel mixing fluctuations and cold flow instabilities of a premixing gas turbine burner.
Schildmacher, K.-U.; Koch, R.; Wittig, S.; Krebs, W.; Hoffmann, S.
2000. In: 45th ASME International Gas Turbine Aeroengine Technical Congress, Munich, Germany 2000
Comparison of state of the art droplet-turbulence interaction models for aero-engine combustor engines.
Klose, G.; Rembold, B.; Koch, R.; Wittig, S.
2000. In: Proceedings of the 3rd International Symposium on Turbulence, Heat and Mass Transfer, Nagoya, Japan 2000. Vol. 3. S. 763-770
Measurements of the periodic flow of an enclosed lean premixed prevaporized stagnation flame.
Schaefer, O.; Koch, R.; Wittig, S.
2000. In: 10th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisboa 2000
Flammenrückschlag - eine Instabilität in LPP-Brennkammern.
Schaefer, O.; Koch, R.; Wittig, S.
2000. In: Fachausschußseminar des DGLR Fachausschusses T3 "Antriebe", Aachen 2000
1999
Forschungsberichte
Droplet evaporation and transport. Applied CFD, Task 1, BRITE/EURAM Low Nox Phase II Report.
Klose, G.; Koch, R.; Wittig, S.
1999. Karlsruhe : Inst. f. Therm. Strömungsmasch. 1999
Zeitschriftenaufsätze
Konzeption und Optimierung einer schadstoffarmen Kesselfeuerung.
Eigenmann, L.; Freund, E.; Koch, R.; Schmidt, T.; Wittig, S.
1999. Wärmetech. - Versorgungstech. 1999 H. 1 S. 35-39
Bücher (Monographien)
Aufbau eines Filtermessverfahrens zur Untersuchung der Rußbildung in Gasturbinenbrennkammern.
Murst, M.; Kellerer, H.; Prommersberger, K.; Koch, R.; Wittig, S.
1999. DGLR 1999
Buchaufsätze
Experimentelle und numerische Untersuchungen zum Strahlungswärmeaustausch am TECFLAM-Drallbrenner.
Koch, R.; Ganz, B.; Schmittel, P.; Wittig, S.
1999. In: 14. TECFLAM-Seminar, CRAY TECFLAM Abschlusskolloquium, Darmstadt 1999
Prediction of a spray diffusion flame by a probability density function approach.
Eigenmann, L.; Meisl, J.; Koch, R.; Wittig, S.
1999. In: 14th Computation Fluid Dynamics Conference, Norfolk, Va. 1999. Pap. AIAA-99-3370
1998
Zeitschriftenaufsätze
Exploiting the flexibility of unstructured grids for computing complex flow patterns more precisely.
Rexroth, C.-H.; Giebert, D.; Koch, R.; Wittig, S.
1998. Int. j. of heat and fluid flow 19 (1998) S. 439-445
A discretization approach for conjugate heat transfer and application to turbomachinery flows.
Papanikolaou, E.; Giebert, D.; Koch, R.; Schulz, A.
1998. Proc. of the ASME Heat Transfer Div. 3 (1998) S. 349-362
Buchaufsätze
Numerical simulation of the two phase flow in a premix duct of a gas turbine combustor.
Schmehl, R.; Koch, R.; Wittig, S.
1998. In: Abstract in high performance scientific supercomputing. Ed.: W. Juling. Karlsruhe : Sci. Supercomput. Center (SSC) 1998
Comparison of polydesperse spray simulations using the Eulerian and the Lagrangian approach.
Klose, G.; Koch, R.; Wittig, S.
1998. In: Abstract in high performance scientific supercomputing. Ed.: W. Juling. Karlsruhe : Sci. Supercomput. Center (SSC) 1998
Effects of non-diffusive reflecting walls on radiative heat transfer in gas turbine combustors.
Hirt, M.; Ganz, B.; Koch, R.; Wittig, S.
1998. In: Proceedings of the Eurotherm Seminar No. 56 "Heat Transfer in Radiating and Combustion Systems-3", Delphi, Greece 1998
Evaluation of advanced low-Reynolds number k-epsilon turbulence models for predicting convective heat transfer.
Giebert, D.; Koch, R.; Schulz, A.; Wittig, S.
1998. In: Turbulent Heat Transfer II, Manchester, UK 1998
Timeresolved spectral radiation and acoustic measurements of a confined turbulent natural gas diffusion flame.
Ganz, B.; Schmittel, P.; Koch, R.; Wittig, S.; Leuckel, W.
1998. In: 27th International Symposium on Combustion, Boulder, Colo. 1998
Validation of numerical methods at a confined turbulent natural gas diffusion flame considering detailed radiative transfer.
Ganz, B.; Schmittel, P.; Koch, R.; Wittig, S.
1998. In: International Gas Turbine & Aeroengine Congress & Exhibition, Stockholm, Sweden 1998. S. 87-94
Spectral emissivity measurements of thermal barrier coatings.
Ganz, B.; Krebs, W.; Koch, R.; Wittig, S.
1998. In: 7th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, Albuquerque, NM 1998
The influence of evaporation on the autoignition-delay of n-heptane air mixtures under gas turbine conditions.
Cano-Wolff, M.; Meisl, J.; Koch, R.; Wittig, S.
1998. In: 27th International Symposium on Combustion, Univ. of Boulder, Colo. 1998
Exploiting the adaptivity of unstructured grids to compute complex flow patterns more precisely.
Rexroth, C.-H.; Koch, R.; Wittig, S.
1998. In: 11th Symposium on Turbulent Shear Flows, Grenoble, France 1997
1997
Buchaufsätze
Das Strahlungsmodul im CRAY-TECFLAM-Projekt.
Koch, R.; Ganz, B.; Wittig, S.
1997. In: 13. TECFLAM Seminar, Köln-Porz 1997
Spectral radiation measurements at a confined turbulent natural gas diffusion flame.
Ganz, B.; Schmittel, P.; Koch, R.; Lenze, B.; Wittig, S.
1997. In: International Symposium on Radiative Transfer, ICHMT, Kusadasi, Turkey 1997
Spektrale Strahlungsmessungen an einer eingeschlossenen turbulenten Erdgas Drall- Diffusionsflamme.
Ganz, B.; Schmittel, P.; Koch, R.; Lenze, B.; Wittig, S.
1997. In: Verbrennung und Feuerungen. 18. Deutscher Flammentag. Düsseldorf 1997. S. 519-524. (VDI-Berichte. 1313.)
Strömungs- und wärmetechnische Optimierung einer KFZ-Kupplung mittels numerischer Simulation.
Eigenmann, L.; Weissert, I.; Koch, R.; Wittig, S.
1997. In: Hochleistungsrechnen im Virtuellen Rechenzentrum Karlsruhe. Karlsruhe 1997. S. 23-33. (Wissenschaftliche Berichte. FZKA. 6040.)
Influence of pressure on NOsub(x)-emissions in rich-lean combustion.
Meisl, J.; Koch, R.; Wittig, S.
1997. In: 13th International Symposium on Airbreathing Engines, ISABE 13, Chattanooga, Tenn. 1997
Validierung von PDF-Momentenansätzen mittels Messungen mit laserinduzierter Fluoreszenz.
Eigenmann, L.; Meisl, J.; Koch, R.; Wittig, S.; Kraemer, H.; Sick, V.; Wolfrum, J.
1997. In: Verbrennung und Feuerungen. 18. Deutscher Flammentag. Düsseldorf 1997. S. 561-566. (VDI-Berichte. 1313.)
Untersuchung des NOsub(x)- Minderungspotentials von Heizkesselfeuerungen durch Fett-Mager-Verbrennung.
Meisl, J.; Koch, R.; Wittig, S.; Klausmann, W.; Willmann, M.
1997. In: Verbrennung und Feuerungen. 18. Deutscher Flammentag. Düsseldorf 1997. S. 189-194. (VDI-Berichte. 1313.)
Rußwachstum bei hohen Drücken.
Kellerer, H.; Koch, R.; Wittig, S.
1997. In: Verbrennung und Feuerungen. 18. Deutscher Flammentag. Düsseldorf 1997. S. 319-324. (VDI-Berichte. 1313.)
1996
Buchaufsätze
Gekoppelte Berechnung von Strahlung und reagierender Strömung in einer Modellbrennkammer.
Ganz, B.; Koch, R.; Krebs, W.; Eigenmann, L.; Wittig, S.
1996. In: 12. Tecflam-Seminar "Fortschrittliche Verbrennungsmodelle und deren Anwendung", Darmstadt 1996
1995
Zeitschriftenaufsätze
Discrete ordinate quadrature schemes for multidimensional radiative transfer.
Koch, R.; Krebs, W.; Wittig, S.; Viskanta, R.
1995. J. of quantitative spectroscopy and radiat. transfer 53 (1995) S. 353-373
Buchaufsätze
Discrete ordinates quadrature schemes for multidimensional radiative transfer.
Koch, R.; Krebs, W.; Wittig, S.; Viskanta, R.
1995. In: 1st International Symposium on Radiative Heat Transfer, ICHMT, Kusadasi, Turkey 1995
Three-dimensional spectral radiative heat transfer calculation in a cylindrical model combustor using the discrete ordinates method.
Krebs, W.; Koch, R.; Bauer, H.-J.; Wittig, S.
1995. In: 1st International Symposium on Radiative Heat Transfer, ICHMT, Kusadasi, Turkey 1995
1994
Buchaufsätze
Numerical simulation of turbulent three-dimensional flow problems on parallel computing systems.
Kurreck, M.; Koch, R.; Wittig, S.
1994. In: Numerical methods for the navier-stokes equations. Ed.: F.-K. Hebeker. Braunschweig 1994. S. 157-166. (Notes on numerical fluid mechanics. 47.)
Spectral and timeresolved radiation measurements in a model gas turbine combustor.
Koch, R.; Krebs, W.; Jeckel, R.; Ganz, B.; Wittig, S.
1994. In: ASME International Gas Turbine and Aeroengine Congress and Exposition, The Hague, Netherlands 1994. 94-GT-403
Effect of turbulence on radiative heat transfer inside a model combustor.
Krebs, W.; Koch, R.; Bauer, H.-J.; Kneer, R.; Wittig, S.
1994. In: Heat transfer radiating and combusting systems 2, Saluggia (Italy) 1994. S. 349-362. (Eurotherm seminar. 37.)
Study of NO emission characteristics in pressurized staged combustor concepts.
Meisl, J.; Koch, R.; Kneer, R.; Wittig, S.
1994. In: 25th International Symposium on Combustion, Irvine, Calif., USA 1994
1992
Buchaufsätze
Multidimensional spectral calculation of radiative heat transfer in gas turbine combustors.
Koch, R.; Krebs, W.; Wittig, S.
1992. In: ICHMT 1992 International Symposium on Heat Transfer in Turbomachinery, Athens, Greece
1991
Zeitschriftenaufsätze
Buchaufsätze
Experimentelle Untersuchung des Waermetransports durch Strahlung in einer realen Gasturbinen-Brennkammer. Zwischenber. 1990 zu Vorhaben 3.8 des TECFLAM-Projekts.
Wittig, S.; Koch, R.
1991. In: TECFLAM Projekt Mathematische Modellierung und Lasermesstechnik von Verbrennungsvorgaengen. PBE-Aktenz.: 03E-6325 A/B/C/D. Abschlussber. 1984-1989. Stuttgart, Karlsruhe 1990. S. 99-101
Influence of pressure and fuel on the soot formation and radiation in gas turbine combustors.
Wittig, S.; Koch, R.
1991. In: TECFLAM Project Mathematical Modelling of Combustion Processes and Laser Measurement Techniques. PBE-Code: 03E-6225 A/B/C/D. Final report 1984-1989. Stuttgart, Karlsruhe 1990. S. 152-161
Einfluss von Druck und Brennstoff auf Russbildung und Strahlung in Gasturbinenbrennkammern.
Wittig, S.; Koch, R.
1991. In: TECFLAM Projekt Mathematische Modellierung und Lasermesstechnik von Verbrennungsvorgaengen. PBE-Aktenz.: 03E-6325 A/B/C/D. Abschlussber. 1984-1989. Stuttgart, Karlsruhe 1990. S. 141-150
Optische Russmessung in einer Gasturbinenbrennkammer.
Koch, R.; Mohr, H.-J.; Feld, H.-J.; Wittig, S.
1991. In: Verbrennung und Feuerungen. Duesseldorf 1991. S. 423-433. (VDI-Berichte. 922.)
In-situ soot measurements in an operating engine gas turbine combustor.
Koch, R.; Wittig, S.; Feld, H.-J.; Mohr, H.-J.
1991. In: 36th International ASME Gas Turbine and Aeroengine Congress, Orlando, USA 1991. (ASME-paper. Nr. 177.)
1990
Buchaufsätze
Numerische Berechnung des spektralen Waermestrahlungsaustauschs in Gasturbinen- Brennkammern.
Koch, R.; Wittig, S.
1990. In: 5. TECFLAM-Seminar, Stuttgart 1989. S. 55-69
Influence of the pressure-ratio on radiative heat-transfer in gas turbine combustors.
Koch, R.; Wittig, S.; Noll, B.
1990. In: 7th Eurotherm Seminar on Heat Transfer in Radiating and Combusting Systems, Cascais, Portugal 1990. Paper 23-29
1989
Buchaufsätze
Einfluss der Tropfengroessenverteilung von Brennstoffduesen und der Betriebsparameter auf die Gasturbinen-Abgasemissionen.
Wittig, S.; Noll, B.; Steinebrunner, K.; Feld, H.-J.; Jeckel, R.; Koch, R.
1989. In: Forschungsbericht. Sonderforschungsbereich 167 "Hochbelastete Brennraeume - Stationaere Gleichdruckverbrennung", Universitaet Karlsruhe (TH). 1987-1989. Karlsruhe 1989. S. 165-196