Veröffentlichungen seit 1997

| 2012| 2011| 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 |

2012

O. Seck, M. Gemmerich, H.-J. Warnecke, “High Viscous Continuous Processing in Kneader-Processors Part A: Fundamentals”, 20th International Congress of Chemical and Process Engineering CHISA 2012 2012, Prague, Czech Republic, 25-29 August, 2012.

O. Seck, M. Gemmerich, H.-J. Warnecke, „Investigation of the Devolatilization Behavior in Twin-Shaft Kneader-Processors“, Polymer Reaction Engineering VIII, Cancun, Mexico, 6-11 May, 2012. 

O. Seck, M. Gemmerich, H.-J. Warnecke, „Impact of Torque and Stress on Kneader-Processors“, Polymer Reaction Engineering VIII, Cancun, Mexico, 6-11 May, 2012.

2011

D. Bothe, M. Kröger, H.-J. Warnecke: A VOF-Based Conservative Method for the Simulation of Reactive Mass Transfer from Rising Bubbles. Fluid Dynamics & Materials Processing, 7 (3), 303-316, 2011.

U.D. Kück, M. Kröger, M. Schlüter, N. Räbiger, D. Bothe, H.-J. Warnecke:Skalenübergreifende Transportprozesse bei Gas –Flüssig Reaktionen. Chem. Ing. Tech., 83 (7), 1084-1095, 2011.

D. Bothe, A. Lojewski, H.-J. Warnecke: Fully resolved numerical simulation of reactive mixing in a T-shaped micromixer using parabolized species equations. Chem. Eng. Science, 66 (24), 6424-6440, 2011.

2010

O. Seck, T. Maxisch, D. Bothe, H.-J. Warnecke, “Investigation of the Mixing Behavior and the Generation of Contact-Area in a Continuous Twin-Shaft Kneader”, American Institute of Physics Conference Proceedings, Volume 1207, pp. 105-112, 2010.

O. Seck, C. Hennig, H.-J. Warnecke, “Development of Methods for the Investigation of the Mixing and Devolatilization Behavior in continuous Twin-Shaft Kneaders”, CHISA 2010, Prague, Czech Republic, 28 August – 1 September, 2010.

H.-J. Warnecke, D. Bothe, G. Berth, K.-P. Hüsch, A. Zrenner: Modellbasierte Bestimmung lokal gültiger Kinetiken chemischer Reaktionen in Flüssigphase mittels Flachbettmikroreaktor. Chem. Ing. Tech. 82, 251-258, 2010.

D. Bothe, A. Lojewski, H.-J. Warnecke: Computational analysis of an instantaneous irreversible reaction in a T-microreactor, AIChE J. 56 (6), 1406-1415, 2010.

O. Seck, T. Maxisch, D. Bothe, H.-J. Warnecke: Investigation of the Mixing and Devolatilization Behavior in a Continuous Twin-Shaft Kneader - Polymer Reaction Engineering VII (Niagara Falls, Canada), Macromolecular Symposia 289 (1), 155-164, 2010.

D. Bothe, A. Lojewski, H.-J. Warnecke: Computational Analysis of Reactive Mixing in T-microreactors, pp. 265-286 in Micro and Macro Mixing – Analysis, Simulation and Numerical Calculation (H. Bockhorn, D. Mewes, W. Peukert, H.-J. Warnecke, eds.), Heat and Mass Transfer, Springer, 2010.

H. Bockhorn, D. Mewes, W. Peukert, H.-J. Warnecke (eds.): Micro and Macro Mixing - Analysis, Simulation and Numerical Calculation, Heat and Mass Transfer, Springer-Verlag Berlin Heidelberg, ISBN 978-3-642-04548-6, 2010.

2009

S. Iglauer, H.-J. Warnecke: Simulation and Experimental Validation of Two-Phase Flow in an Aerosol Counter-Flow Reactor using Computational Fluid Dynamics, Chemical Engineering & Technology, 32 (6), 939-947, 2009.

A. Alke, D. Bothe, M. Kröger, H.-J. Warnecke: VOF-Based simulation of conjugate mass transfer from freely moving fluid particles, pp. 157-168 in Computational Methods in Multiphase Flow V (A.A. Mammoli, C.A. Brebbia, eds.),  WIT Press, Southampton 2009.

O. Seck, T. Maxisch, D. Bothe, H.-J. Warnecke, Investigation of the Mixing Behavior and the Generation of Contact-Area in a Continuous Twin-Shaft Kneader, 6th International Symposium on Multiphase Flow, Heat Mass Transfer and Energy Conversion, Xi’an, China, 11-15 July 2009, Paper No. ET-05.

D. Bothe, M. Kröger, A. Alke, H.-J. Warnecke: VOF-Based Simulation of Reactive Mass Transfer Across Deformable Interfaces, Progress in CFD 9 (6/7), 325-331, 2009.

2008

D. Bothe, C. Stemich, H.-J. Warnecke: Computation of Scales and Quality of mixing in a T-shaped microreactor, Comp. & Chem. Eng. J. 32, 108-114, 2008.

D. Bothe, M. Kröger, A. Alke, H.-J. Warnecke: VOF-Based Simulation of Reactive Mass Transfer Across Deformable Interfaces, in Proc. 6th Int. Conf. on Computational Fluid Dynamics in the Oil & Gas, Metallurgical and Process Industries, Trondheim, Norway 2008.

2007

M. Kröger, A. Alke, D. Bothe, H.-J. Warnecke:
A VOF-based approach for the simulation of reactive mass transfer from rising bubbles,
4th International Berlin Workshop – IBW4 on Transport Phenomena with Moving Boundaries, TU Berlin (F.-P. Schindler, ed.), 290-301, 2007 .

D. Bothe, H. Shirzadi, H.-J. Warnecke:
Evaluations of Euler-Euler Simulations of Bubble Columns by Numerical Tracer Experiments,
Trans. IChemE Part A, 85, 1-6, 2007.

D. Bothe, H.-J. Warnecke:
Berechnung und Beurteilung strömungsbasierter komplex-laminarer Mischprozesse,
Chemie Ingenieur Technik 79 (7), 1001 - 1014, 2007.

D. Bothe, M. Schmidtke, H.-J. Warnecke:
Direct Numerical Computation of the Lift Force acting on Single Bubbles,
paper S1TueD26 in 6th International Conference on Multiphase Flow, , ICMF2007, Leipzig (Germany), 9-13 July 2007.

2006

D. Bothe, C. Stemich, H.-J. Warnecke:
Mixing in a T-shaped microreactor: scales and quality of mixing.
pp. 351-357 in 16th European Symposium on Computer Aided Process Engineering and 9th International Symposium on Process Systems Engineering (W. Marquardt, C. Pantelidis, eds.), Garmisch-Partenkirchen (Germany), Elsevier 2006.

D. Bothe, M. Schmidtke, H.-J. Warnecke:
VOF-Simulation of the lift force for single bubbles in a simple shear flow.
Chem. Eng. Tech. 2006, 29(9), 1048-1053

D. Bothe, A. Steinkemper, H.-J. Warnecke:
Modeling the dehydration of tert-butyl alcohol and avoidance of the formation of oligomers.
Ind. Eng. Chem. Res. 2006, 45, 2986-2993,

D. Bothe, C. Stemich, H.-J. Warnecke:
Fluid mixing in a T-shaped micro-mixer.
Chem. Eng. Sci. 2006, 61, 2950-2958

2005

D. Bothe, H.-J. Warnecke:
VOF-simulation of rising air bubbles with mass transfer to the ambient liquid.
pp. 61-72 in Proc. of 10th Workshop on "Transport Phenomena in Two-Phase Flow" (C. Boyadjiev, J. Hristov, Eds.), Slanchev Bryag, Bulgaria 2005.

M. Schmidtke, D. Bothe, H.-J. Warnecke:
VOF-simulation of the rise behaviour of single air bubbles in linear shear flows.
in Proc. of 3rd Int. Berlin Workshop on "Transport Phenomena with moving boundaries" (M. Kraume, Ed.), Berlin 2005.

A. Alke, D. Bothe:
A VOF-based method for the simulation of fluid-liquid-interfaces influenced by surfactants.
in Proc. of 3rd Int. Berlin Workshop on "Transport Phenomena with moving boundaries" (M. Kraume, Ed.), Berlin 2005.

D. Bothe:
VOF-Simulation of fluid particle dynamics.
In Proc. 11th Workshop on two-phase flow predictions
(M. Sommerfeld, ed.), Merseburg, April 2005, Preprint zum Download (PDF)

2004

D. Bothe, M. Koebe, K. Wielage, J. Prüss, H.-J. Warnecke:
Direct numerical simulation of mass transfer between rising gas bubbles and water.
Bubbly Flows: Analysis, Modelling and Calculation (M. Sommerfeld Ed.), Heat and Mass Transfer, Springer Verlag 2004, 159-174, Preprint zum Download (PDF)

D. Bothe, H.-J. Warnecke:
Phänomenologisch-mechanistisches Modell der Kristallisation und Membranverblockung in der Umkehrosmose.
Chemie Ingenieur Technik 2004, 76, 1521-1528

D. Bothe, C. Stemich, H.-J. Warnecke:
Theoretische und experimentelle Untersuchungen der Mischvorgänge in T-förmigen Mikroreaktoren - Teil 1: Numerische Simulation und Beurteilung des Strömungsmischens.
Chemie Ingenieur Technik 2004, 76, 1480-1484

D. Bothe, M. Koebe, H.-J. Warnecke:
VOF-Simulation of the rise behavior of single air bubbles with oxygen transfer to the ambient liquid.
2nd International Berlin Workshop (IBW2) on Transport Phenomena with Moving Boundaries (F.-P. Schindler Edition), VDI-Verlag Düsseldorf 2004, 134-146, Preprint zum Download (PDF)

N. Lessmann, D. Bothe, D., H.-J. Warnecke:
Disintegration of polymer melts in ultrasonic standing wave fields: process modelling and computation of particle size distributions.
ECCE-4: abstracts on-line, Topic 9, P-9.2-047, Chem. and Eng. Tech. 2004, Preprint zum Download (PDF)

2003

D. Bothe, M. Hoffmann, M. Schlueter, N. Räbiger, S. Blazy, C. Stemich, H.-J. Warnecke:
Experimental and numerical investigations of T-shaped micro-mixers.
Proc. 11th European Conference on Mixing, VDI-GVC 2003, 269-276
Preprint zum Download (PDF)

D. Bothe, M. Koebe, K. Wielage, H.-J. Warnecke:
VOF-Simulation of mass transfer from single bubbles and bubble chains rising in aqueous solutions.
FEDSM2003-45155 in Proc. 2003 ASME Joint U.S.-European Fluids Eng. Conf., Honolulu, USA, ASME 2003,
Preprint zum Download (PDF)

D. Bothe, U.Gerigk, H.-J. Warnecke:
Hydrodynamic macro-mixing in two-phase bubble columns - Euler-Euler simulations validated by integral measurement techniques.
Proc. 6th Japanese/German Symposium on Bubble Columns, The Society of Chemical Engineers, Japan, 2003, 165-171,
Preprint zum Download (PDF)

M. Koebe, D. Bothe, H.-J. Warnecke:
Direct numerical simulation of air bubbles in water/glycerol mixtures: shapes and velocity fields.
FEDSM2003-45154 in Proc. 2003 ASME Joint U.S.-European Fluids Eng. Conf., Honolulu, USA, ASME 2003,
Preprint zum Download (PDF)

2002

A. Dyck, S.P. Nunes, H.-J. Warnecke:
Elektrotransfer in der Chemie und Biochemie.
GDCh Monographie, Bd.23, 2001 GDCh, Frankfurt Main 371, ISBN 3-936028-03-6, 2002

Zong Chen, Qingling Li, Lianxiang Ma, H.-J. Warnecke:
Heat transfer charakteristics of a tube with elliptic pin fins in crossflow of air.
Heat and mass transfer 2002, 33/6, 523-533

T. Bruß, D. Mika, B. Westermann, H.-J. Warnecke:
Enantioselective hydrolysis of racemic apoxides with LentiKats-encapsulated microorganism,
Landforschung Völkerode SH 2002, 241, 127-129

O. Reipschläger, D. Bothe, B. Monien, J. Prüss, B. Weigand, H.-J. Warnecke:
Modelling and simulation of the disintegration process in ultrasonic standing wave atomizers.
Proc.18th Annual Conf. Liquid Atomization and Spray Systems, ILASS-Europe 2002, 559-564
Preprint zum Download (PDF)

M. Motzigemba, N. Roth, D. Bothe, H.-J. Warnecke, J. Prüss, K. Wielage, B. Weigand:
The Effect of Non-Newtonian Flow Behaviour on Binary Droplet Collisions: VOF-Simulation and Experimental Analysis,
Proc.18th Annual Conf. Liquid Automazition and Spray Systems, ILASS-Europe 2002, 449-445
Preprint zum Download (PDF)

M. Koebe, D. Bothe, J. Prüss, H.-J. Warnecke:
3D Direct Numerical Simulation of air bubbles in water at high Reynolds numbers.
Proc. ASME, Montreal 2002, Preprint zum Download (PDF)

J. Kleine, K.-V. Peinemann, C. Schuster, H.-J. Warnecke:
Multifunctional system for treatment of wastewaters from adhesive producing industries: Separation of solids and oxidation of dissolved pollutants using doted microfiltration membranes.
Chem. Eng. Science 2002,57, 1661-1664

Z. Chen, U. Flechtner, J. Prüss, H.-J. Warnecke:
Modelling of emulsion copolymerisation of 2-hydroxyethyl methacrylate and styrene.
Chem. Eng. Techn. 2002, 25, 1115-1119

D. Bothe, D. Jakobs, H.-J. Warnecke:
The effect of adjacent layers like biofilms on mass transport through nanofiltration membranes,
Eng. Live Sci., 2002, 295-298,
Deutsche Fassung in CIT 73, 2001, 1625-1629

2001

O. Reipschläger, D. Bothe, H.-C. Broecker, B. Monien, J. Prüss, H.-J. Warnecke, B. Weigand, K. Wielage:
Modellierung und Simulation zur Optimierung des Zerstäubungsprozesses in einem Ultraschall-Stehwellenfeld,
pp. 563-568 in Frontiers in Simulation, ASIM Fortschrittsberichte Simulation, 15. Symposium Simulationstechnik, Paderborn 2001 (K. Panreck, F. Dörrscheidt Eds.), SCS Publishing House Erlangen, Gent 2001.

M. Heggemann, H. Viljoen, H.-J. Warnecke:
Removal of ammonia from aqueous systems in a semibatch reactor,
Ind. Eng. Chem. Res. 40, 3361 - 3368 (2001).

Z. Chen, D. Meier, U. Flechtner, J. Prüss, H.-J. Warnecke:
Removing of organic impurities from polymer pellets,
Chem. Eng. Techn. 24, 523-527 (2001).

I. Hilker, D. Bothe, J. Prüss, H.-J. Warnecke:
Chemo-enzymatic epoxidation of unsaturated plant oils,
Chem. Eng. Science 56, 427-433 (2001).

D. Bothe, G. Koschut, J. Prüss, H.-J. Warnecke:
Instationary shrinking-core models for heterogeneous ionic reactions,
Chem. Eng. Techn. 24, 809-814 (2001).

2000

N. Räbiger, H.-J. Warnecke:
Produktionsintegrierter Umweltschutz: Stand und Realisierbarkeit
"Braunschweigische Wissenschaftliche Gesellschaft" (Jahrbuch), J. Cramer Verlag Braunschweig, 257-268 (2000).

M. Motzigemba, D. Bothe, H.-C. Broecker, J. Prüss, H.-J. Warnecke:
A contribution to simulation of mixing in screw extruders employing commercial CFD-software,
pp. 297-304 in Proc. 10th European Conference on Mixing, Delft 2000 (H.E.A. van den Akker, J.J. Derksen eds). Elsevier 2000.

O. Reipschläger, U. Gerigk, J. Prüss, H.-J. Warnecke:
Numerical simulation of hydrodynamic mixing behavior of a two phase bubble column,
pp. 229-234 in 5th German-Japanese Smposium "Bubble Columns", Freiberg: TU Bergakademie 2000.

1999

T. Waatsack, D. Bothe, H.-J. Warnecke:
Kinetic modeling of simultaneous phosphate precipitation in municipal sewage treatment plants,
Chem. Eng. Techn. 23, 670-674 (2000). Deutsche Fassung in CIT 71, 1421-1425 (1999).

O. Decreßin, K. Forell, J. Prüss, H.-J. Warnecke:
Modellierung und Validierung eines styrolabbauenden Biofilters,
Chemie Ingenieur Technik 71, 619-624 (1999).

Z. Chen, W. Pauer, H.U. Moritz, J. Prüss, H.-J. Warnecke:
Modelling of the suspension polymerization process using particle population balance,
Chem. Eng. Techn. 22, 609-616 (1999). J. Kümmel, M. Wiebe, J. Prüss, H.-J. Warnecke:
Kontinuierliche Epoxidation von Sojaöl: Prozeßanalyse und Verfahrensentwicklung,
Fett/Lipid 100, 404 - 411 (1998).

M. Schäfer, J. Prüss, H.-J. Warnecke:
A new concept to improve operation and performance of an industrial size tube reactor by means of CFD modelling,
Chem. Eng. Science 54, 2513-2521 (1999).

1998

Quingling Li, Z. Chen, H.-J. Warnecke:
Heat transfer and pressure drop characteristics in rectangular channels with elliptic pin fins,
Heat and Fluid Flow 19, 245-250 (1998).

Z. Chen, W. Pauer, J. Prüss, H.-J. Warnecke:
A population balance model for disperse systems drop size sistribution in emulsion,
Chem. Eng. Science 53, 1009-1066 (1998).

M. Brinkmann, J. Prüss, H.-J. Warnecke:
Modelling reactive absorption processes via film-renewal theory: numerical schemes and simulation results,
Computers & Chemical Engineering 22, 515-524 (1998).

1997

Z. Chen, D. Meier, J. Prüss, H.-J. Warnecke:
Modeling and simulation of extraction of oligomers from polymer granula,
Chem. Eng. Journal 68, 165-172 (1997).

Quingling Li, Z. Chen, H.-J. Warnecke:
Local and overall heat transfer around a pin finned tube in crossflow,
Chemische Technik 49, 288-290 (1997).

Z. Chen, Qingling Li, D. Meier, H.-J. Warnecke:
Convective heat transfer and pressure loss in rectangular ducts with drop-shaped pin fins,
Heat and Mass Transfer 93, 219-224 (1997).

I. Hilker, M. Wiebe, M. Rüsch, B. Wige, S. Warwel, H.-J. Warnecke:
Zur Kinetik der chemo-enzymatischen Epoxidation ungesättigter Fettsäuren,
Tagungsband 1. Workshop 'Biokonversion nachwachsender Rohstoffe", Detmold 1997.

M. Schäfer, M. Weidenbach, J. Prüss, H.-J. Warnecke:
Influence of hydrodynamics on modelling of absorption process with fast chemical reaction,
Proc. 3rd Japanese/German Symposium "Bubble columns", Kyoto, Japan 1997

Z. Chen, Quingling Li, H.-J. Warnecke:
Örtlicher Wärme- und Stoffübergang an querangeströmten, tropfenförmigen Rohren,
Chemie Ingenieur Technik 69, 966-970 (1997).

D. Meier, J. Prüss, H.-J. Warnecke:
Modelling of mass transfer of volatile organic compounds in polymer dispersion,
Chem. Eng. Journal 67, 45-53 (1997).

Quingling Li, Z. Chen, H.-J. Warnecke:
Wärmeübergang und Druckverlust auf der Außenseite in fluchtend angeordneten Rohrbüdeln mit ellipsoiden Rohren,
Chemische Technik 49, 183-185 (1997).

A. Ludwig, J. Prüss, H.-J. Warnecke:
Formation of Emulsions in a Screw Loop Reactor,
Chem. Eng. Techn. 20, 149-161 (1997).