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Veröffentlichungen


2022

Schwarz, P., Blume, M., Weiß, L., Wensing, M. & Skoda, R. (2022). 3D simulation of a ballistic direct injection cycle for the assessment of fuel property effects on cavitating injector internal flow dynamics and primary breakup. Fuel, 308, 121775. DOI: 10.1016/j.fuel.2021.121775. BibTeX

Hassannejadmoghaddam, A., Kutschelis, B., Holz, F., Börjesson, T. & Skoda, R. (2022). 3D Flow Simulation of a Twin-Screw Pump for the Analysis of Gap Flow Characteristics. ASME Journal of Fluids Engineering. DOI: 10.1115/1.4051730. BibTeX

2021

Kadivar, E., el Moctar, O., Skoda, R. & Löschner, U. (2021). Experimental study of the control of cavitation-induced erosion created by collapse of single bubbles using a micro structured riblet. Wear, 486-487, 204087. DOI: 10.1016/j.wear.2021.204087. BibTeX

Falsafi, S., Blume, M., Klaua, T., Indrich, M., Wloka, J. & Skoda, R. (2021). Numerical simulation of cavitating flow in maritime high-pressure direct fuel injection nozzles and assessment of cavitation-erosion damage. International Journal of Engine Research. DOI: 10.1177/14680874211052138. BibTeX

Pesch, A., Melzer, S., Schepeler, S., Kalkkuhl, T. & Skoda, R. (2021). Pressure and Flow Rate Fluctuations in Single- and Two-Blade Pumps. ASME Journal of Fluids Engineering 2021, 143(1), 011203. DOI: 10.1115/1.4048142. BibTeX

Hundshagen, M., Mansour, M., Thévenin, D. & Skoda, R. (2021). 3D simulation of gas-laden liquid flows in centrifugal pumps and the assessment of two-fluid CFD methods. Experimental and Computational Multiphase Flow, 3, 186–207. DOI: 10.1007/s42757-020-0080-4. BibTeX

Schreiner, F., Hanke, S. & Skoda, R. (2021). Assessment of flow aggressiveness and erosion damage topography for different gap widths in ultrasonic cavitation testing. Wear, 484–485, 203989. DOI: 10.1016/j.wear.2021.203989. BibTeX

Schreiner, F. & Skoda, R. (2021). Experimental and numerical investigation of cavitation erosion in ultrasonic erosion devices with varying gap widths. Proceedings of the 11th International Symposium on Cavitation (CAV2021), Daejeon, Korea, May 10-13, 2021.

Haese, M., Schreiner, F. & Skoda, R. (2021). Evaluation of compressible and incompressible 3D flow solution methods for the assessment of cavitation erosion in ultrasonic erosion devices. Proceedings of the 11th International Symposium on Cavitation (CAV2021), Daejeon, Korea, May 10-13, 2021.

Hundshagen, M., Rave, K., Mansour M., Thévenin, D. & Skoda, R. (2021). Assessment of multi-phase CFD methods for gas-laden liquid flows in centrifugal pumps with particular emphasis on the change of flow morphology. Proc. 14th European Conference on Turbomachinery Fluid Dynamics & Thermodynamics (ETC14), Paper-ID: ETC2021-529, Gdansk, Poland, April 12-16, 2021. BibTeX

Bermudez-Graterol, J.M., Nickaeen, M. & Skoda, R. (2021). Numerical simulation of spherical bubble collapse by a uniform bubble pressure approximation and detailed description of heat and mass transfer with phase transition. Applied Mathematical Modelling, 96, 80-110. DOI: 10.1016/j.apm.2021.02.031. BibTeX

Rave, K., Lehmenkühler, M., Wirz, D., Bart, H.-J. & Skoda, R. (2021). 3D flow simulation of a baffled stirred tank for an assessment of geometry simplifications and a scale-adaptive turbulence model. Chemical Engineering Science, 231, 116262. DOI: 10.1016/j.ces.2020.116262. BibTeX

2020

Melzer, S., Pesch, A., Schepeler, S., Kalkkuhl, T. & Skoda, R. (2020). Three-Dimensional Simulation of Highly Unsteady and Isothermal Flow in Centrifugal Pumps for the Local Loss Analysis Including a Wall Function for Entropy Production. ASME Journal of Fluids Engineering 2020, 142(11), 111209. DOI: 10.1115/1.4047967. BibTeX

Hundshagen, M., Casimir, N., Pesch, A., Falsafi, S. & Skoda, R. (2020). Assessment of scale-adaptive turbulence models for volute-type centrifugal pumps at part load operation. International Journal of Heat and Fluid Flow, 85, 108621. DOI: 10.1016/j.ijheatfluidflow.2020.108621. BibTeX

Hosbach, M., Skoda, R., Sander, T., Leuteritz, U. & Pfitzner, M. (2020). On the temperature influence on cavitation erosion in micro-channels. Experimental Thermal and Fluid Science, 110140. DOI: 10.1016/j.expthermflusci.2020.110140. BibTeX

Schreiner, F., Paepenmöller S. & Skoda, R. (2020). 3D flow simulations and pressure measurements for the evaluation of cavitation dynamics and flow aggressiveness in ultrasonic erosion devices with varying gap widths. Ultrasonics Sonochemistry, 67, 105091. DOI: 10.1016/j.ultsonch.2020.105091. BibTeX

Casimir, N., Zhu, X., Hundshagen, M., Ludwig, G. & Skoda, R. (2020). Numerical Study of Rotor–Stator Interaction of a Centrifugal Pump at Part Load With Special Emphasis on Unsteady Blade Load. ASME Journal of Fluids Engineering 2020, 142(8), 081203-081203-14. DOI: 10.1115/1.4046622. BibTeX

Hundshagen, M., Casimir, N., Pesch, A. & Skoda, R. (2020). High-Performance Flow Simulation and Scale-Adaptive Turbulence Modelling of Centrifugal Pumps. Proc. NIC Symposium 2020, Jülich, Germany, 27 Feb 2020 - 28 Feb 2020. Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag, Publication Series of the John von Neumann Institute for Computing (NIC) NIC Series 50, 367 - 378. URL - BibTeX

Blume, M., Schwarz, P., Rusche, H., Weiß, L., Wensing, M. & Skoda, R. (2020). 3D Simulation of Turbulent and Cavitating Flow for the Analysis of Primary Breakup Mechanisms in Realistic Diesel Injection Processes. Atomization and Sprays 2020, 29(10), 861-893.
DOI: 10.1615/AtomizSpr.2020032492. BibTeX

Melzer, S., Munsch, P., Förster, J., Friderich, J. & Skoda, R. (2020). A system for time-fluctuating flow rate measurements in a single-blade pump circuit. Flow Measurement and Instrumentation, 71, 101675. DOI: 10.1016/j.flowmeasinst.2019.101675. BibTeX

2019

Semrau, S., Skoda, R., Wustmann, W. & Habr, K. (2019). Experimental and numerical investigation of noise generation due to acoustic resonance in a cavitating valve. Journal of Sound and Vibration, 463, 114956. DOI: 10.1016/j.jsv.2019.114956. BibTeX

Hundshagen, M., Mansour, M., Thévenin, D. & Skoda, R. (2019). Experimental investigation and 3D-CFD simulation of centrifugal pumps for gas-laden liquids with closed and semi-open impellers. Proceedings of the 4th International Rotating Equipment Conference (IREC), Wiesbaden, Germany. BibTeX

Melzer, S., Schepeler, S., Kalkkuhl, T. & Skoda, R. (2019). Experimental Analysis of Transient Flow Characteristics and Impeller Deflection in Single-Blade and Two-Blade Pumps. Proceedings of the 4th International Rotating Equipment Conference (IREC), Wiesbaden, Germany. BibTeX

Schreiner, F., Mottyll, S. & Skoda, R. (2019). A Method for the Coupling of Compressible 3D Flow Simulations with a Cavitation Erosion Model for Ductile Materials and Assessment of the Incubation Time. Proc. in the VIII International Conference on Computational Methods in Marine Engineering (MARINE 2019), R. Bensow and J. Ringsberg (editors), 83-98. Gothenburg, Sweden, 13-15 May, 2019. URL - BibTeX

Blume, M. & Skoda, R. (2019). 3D flow simulation of a circular leading edge hydrofoil and assessment of cavitation erosion by the statistical evaluation of void collapses and cavitation structures. Wear, 428–429, 457-469. DOI: 10.1016/j.wear.2019.04.011. BibTeX

Casimir, N., Xiangyuan, Z., Ludwig, G. & Skoda, R. (2019). Assessment of statistical turbulence models for unsteady flow at part and overload operation in centrifugal pumps. Proc. 13th European Conference on Turbomachinery Fluid Dynamics & Thermodynamics (ETC13), Paper-ID: ETC2019-047, Lausanne, Switzerland, April 8-12, 2019. DOI: 10.29008/ETC2019-047. URL - BibTeX

Hundshagen, M., Mansour M., Thévenin, D. & Skoda, R. (2019). Numerical Investigation of Two-Phase Air-Water Flow in a Centrifugal Pump with Closed or Semi-Open Impeller. Proc. 13th European Conference on Turbomachinery Fluid Dynamics & Thermodynamics (ETC13), Paper-ID: ETC2019-011, Lausanne, Switzerland, April 8-12, 2019. DOI: 10.29008/ETC2019-011. URL - BibTeX

Melzer, S., Schepeler, S., Förster, J., Friderich, J., Kalkkuhl, T. & Skoda, R. (2019). Experimental investigation of transient characteristics of single-blade and two-blade pumps. Proc. 13th European Conference on Turbomachinery Fluid Dynamics & Thermodynamics (ETC13), Paper-ID: ETC2019-076, Lausanne, Switzerland, April 8-12, 2019. DOI: 10.29008/ETC2019-076. URL - BibTeX

2018

Limbach, P., Kowalski, K., Hussong, J. & Skoda, R. (2018). Numerical simulation of cloud cavitation in hydrofoil and orifice flows with analysis of viscous and non-viscous separation. ASME Journal of Fluids Engineering 2018, 140(11), 111102-111102-13. DOI: 10.1115/1.4040069.

Kowalski K., Pollak S., Skoda R. & Hussong J. (2018). Experimental Study on Cavitation-Induced Air Release in Orifice Flows. ASME Journal of Fluids Engineering 2018, 140(6), 061201-061201-7. DOI: 10.1115/1.4038730.

Melzer, S., Müller, T., Schepeler, S., Kalkkuhl, T. & Skoda, R. (2018). Experimental and Numerical Investigation of the Transient Characteristics and Volute Casing Wall Pressure Fluctuations of a Single Blade Pump. Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering. DOI: 10.1177/0954408918780524. BibTeX

Gunder, T., Sehlinger, A., Skoda, R. & Mönnigmann, M. (2018). Sensor placement for reduced-order model-based observers in hydraulic fluid machinery. IFAC-PapersOnLine 51-13 (2018) 414–419. DOI: 10.1016/j.ifacol.2018.07.314.

Mohammadi, S. & Skoda, R. (2018). Assessment of Static and Dynamic Wall-Adapting Subgrid- Scale Models for Turbulent Channel and Square Duct Flows. In: Deville M. et al. (eds) Turbulence and Interactions. TI 2015. Notes on Numerical Fluid Mechanics and Multidisciplinary Design, vol 135. Springer. DOI: 10.1007/978-3-319-60387-2_20.

Paepenmöller, S.A., Kuhlmann, J., Blume, M. & Skoda, R. (2018). Assessment of flow aggressiveness at an ultrasonic horn cavitation erosion test device by PVDF pressure measurements and 3D flow simulations. Proceedings of the 10th International Symposium on Cavitation (CAV2018), J. Katz (editor). ASME, New York, 6. DOI: 10.1115/1.861851_ch23. 

Limbach, P., Skoda, R., Groß, T.F., Ludwig, G. & Pelz, P.F. (2018). Numerical 3D simulation of the NPSH characteristics of centrifugal pumps with local and integral analysis of void structures. Proceedings of the 10th International Symposium on Cavitation (CAV2018), J. Katz (editor). ASME, New York, 6. DOI: 10.1115/1.861851_ch142.

2017

Kaufhold, C., Pöhl, F., Mottyll, S., Skoda, R. & Theisen, W. (2017). Numerical simulation of the deformation behavior of metallic materials under cavitation induced load in the incubation period. Wear, 376-377, Part B, 1138-1146. DOI: 10.1016/j.wear.2016.11.024.

Limbach, P. & Skoda, R. (2017). Numerical and Experimental Analysis of Cavitating Flow in a Low Specific Speed Centrifugal Pump With Different Surface Roughness. ASME Journal of Fluids Engineering 2017, 139(10), 101201-101201-8. DOI: 10.1115/1.4036673.

2016

Mottyll, S. & Skoda, R. (2016). Numerical 3D flow simulation of ultrasonic horns with attached cavitation structures and assessment of flow aggressiveness and cavitation erosion sensitive wall zones. Ultrasonics Sonochemistry, 31, 570–589. DOI: 10.1016/j.ultsonch.2016.01.025.

Linkamp, A., Deimel, C., Brümmer, A. & Skoda, R. (2016). Non-reflecting coupling method for one-dimensional finite difference/finite volume schemes based on spectral error analysis. Computers & Fluids, 140, 334-346. DOI: 10.1016/j.compfluid.2016.10.011.

Kordel, S., Nowak, T., Skoda, R. & Hussong, J. (2016). Combined density gradient and velocity field measurements in transient flows by means of Differential Interferometry and Long-range μPIV. Experiments in Fluids, 57(9), 138. DOI: 10.1007/s00348-016-2224-7.

Kordel, S., Nowak, T., Skoda, R. & Hussong, J. (2016). Combined Differential Interferometry and Long-range μPIV measurements of a temperature driven boundary layer flow. J. Phys.: Conf. Ser. 760, 012008. DOI: 10.1088/1742-6596/760/1/012008.

Müller, T., Limbach, P. & Skoda, R. (2016). Influence of Geometry Simplifications and Numerical Parameters in 3D RANS Liquid-Gas Flow Simulations of a Radial Pump with an Eulerian Mono-Dispersed Two-Phase Model. Proc. 16th Int. Symp. Transport Phenomena and Dynamics of Rotating Machinery, ISROMAC 16, Honolulu, Hawaii, USA, April 10-15, 2016. URL

Limbach, P., Müller, T., Blume, M. & Skoda, R. (2016). Numerical and experimental investigation of the cavitating flow in a low specific speed centrifugal pump and assessment of the influence of surface roughness on head prediction. Proc. 16th Int. Symp. Transport Phenomena and Dynamics of Rotating Machinery, ISROMAC 16, Honolulu, Hawaii, USA, April 10-15, 2016. URL

Mohammadi, S. & Skoda, R. (2016). Dynamic Global-Coefficient Procedures for Wall-Adapting Subgrid-Scale Models. Proc. 11th Int. ERCOFTAC Symposium Eng. Turbulence Mod. Meas. (ETMM11), Palermo, Italy, Sept. 21-23, 2016.

Kiermeir, J., Skoda, R. & Schilling, R. (2016). A numerical study of the cavitating flow in a positive displacement pump. Proc. VDMA 3rd Int. Rotating Equipment Conf. – Pump Users Int. Forum, 205-216, Düsseldorf, Sept. 14-15, 2016.

Linkamp, A., Deimel, C., Brümmer, A. & Skoda, R. (2016). First application of a coupled 3D-1D-1D Finite Volume – Finite Difference method for the numerical simulation of fluid energy machinery and its adjacent piping system. VDMA 3rd Int. Rotating Equipment Conf. – Compressor Users Int. Forum, Düsseldorf, Sept. 14-15, 2016.

Müller, T. & Skoda, R. (2016). 3D Liquid-Gas Flow Simulations of a Radial Pump with an Eulerian Mono-Dispersed Two-Phase Model. VDMA 3rd Int. Rotating Equipment Conf. – Pump Users Int. Forum, 523-534, Düsseldorf, Sept. 14-15, 2016.

Limbach, P. & Skoda, R. (2016). Numerical simulation and experimental validation for the NPSH prediction of a low specific speed pump with a variation of cavitation model mass transfer parameters. VDMA 3rd Int. Rotating Equipment Conf. – Pump Users Int. Forum, 789-799, Düsseldorf, Sept. 14-15, 2016.

2015

Pöhl, F., Mottyll, S., Skoda, R., & Huth, S. (2015). Evaluation of cavitation-induced pressure loads applied to material surfaces by finite-element-assisted pit analysis and numerical investigation of the elasto-plastic deformation of metallic materials. Wear, 330-331, 618–628. DOI: 10.1016/j.wear.2014.12.048.

Mottyll, S., & Skoda, R. (2015). Numerical 3D flow simulation of attached cavitation structures at ultrasonic horn tips and statistical evaluation of flow aggressiveness via load collectives. Presented at the 9th International Symposium on Cavitation CAV2015, Lausanne, Switzerland. Journal of Physics: Conference Series, 656, 012052. DOI: 10.1088/1742-6596/656/1/012052.

Blume, M., & Skoda, R. (2015). Numerical 3D analysis of cloud cavitation shedding frequency on a circular leading edge hydrofoil with a barotropic cavitation model. Presented at the 9th International Symposium on Cavitation CAV2015, Lausanne, Switzerland. Journal of Physics: Conference Series, 656, 012146. DOI: 10.1088/1742-6596/656/1/012146.

Limbach, P., Müller, T. & Skoda, R. (2015). Application of a Compressible Flow Solver and Barotropic Cavitation Model for the Evaluation of the Suction Head in a Low Specific Speed Centrifugal Pump Impeller Channel. Presented at the 9th International Symposium on Cavitation CAV2015, Lausanne, Switzerland. Journal of Physics: Conference Series, 656, 012065. DOI: 10.1088/1742-6596/656/1/012065.

Mohammadi, S., & Skoda, R. (2015). Assessment of Static and Dynamic Wall-Adapting Subgrid-Scale Models for Turbulent Channel and Square Duct Flows. Presented at the 4th International Conference on Turbulence and Interactions TI2015, Cargèse, Corsica, France.

Nickaeen, M., Jaskolka, T., Mottyll, S., & Skoda, R. (2015). A study on thermally controlled bubble growth in a superheated liquid with a thermal non-equilibrium cavitation model based on energy balances on a fixed fluid mass. Presented at the 8th International Conference on Computational and Experimental Methods in Multiphase and Complex Flow, Valéncia, Spain. Computational Methods in Multiphase Flow VIII, 89, 387–398. DOI: 10.2495/MPF150331.

Müller, T., Limbach, P. & Skoda, R. (2015). Numerical 3D simulation of the Gas-Liquid flow in a centrifugal pump with an Euler-Euler two-phase model and a dispersed phase distribution. Presented at the 11th European Conference on Turbomachinery, Madrid, Spain.

2014

Limbach, P., Kimoto, M., Deimel, C. & Skoda, R. (2014). Numerical 3D Simulation of the Cavitating Flow in a Centrifugal Pump With Low Specific Speed and Evaluation of the Suction Head. ASME. Turbo Expo: Power for Land, Sea, and Air, Volume 2D: Turbomachinery: V02DT42A023. DOI: 10.1115/GT2014-26089.

Deimel, C., Günther, M. & Skoda, R. (2014). Application of a pressure based CFD code with mass transfer model based on the Rayleigh equation for the numerical simulation of the cavitating flow around a hydrofoil with circular leading edge. EPJ Web of Conferences 67, 02018. DOI: 10.1051/epjconf/20146702018.

Müller, S., Fischper, M., Mottyll, S., Skoda, R. & Hussong, J. (2014). Analysis of the cavitating flow induced by an ultrasonic horn – Experimental investigation on the influence of actuation phase, amplitude and geometrical boundary conditions. EPJ Web of Conferences 67, 02079. DOI: 10.1051/epjconf/20146702079.

Mottyll, S., Müller, S., Niederhofer, P., Hussong, J., Huth, S. & Skoda, R. (2014). Analysis of the cavitating flow induced by an ultrasonic horn – Numerical 3D simulation for the analysis of vapour structures and the assessment of erosion-sensitive areas. EPJ Web of Conferences 67, 02078. DOI: 10.1051/epjconf/20146702078.

Mottyll, S., Müller, S., Hussong, J. & Skoda, R. (2014). Investigation of the influence of the temporal convergence, spacial discretisation and geometry simplification for the numerical assessment of erosion-sensitive areas at an ultrasonic horn. Proc. 40. Jahrestagung für Akustik (DAGA), 706-707, Oldenburg, Mar. 16-19, 2014.

Müller, S., Fischper, M., Mottyll, S., Skoda, R. & Hussong, J. (2014). Experimental analysis of the cavitating flow induced by an ultrasonic horn. Proc. 40. Jahrestagung für Akustik (DAGA), 702-703, Oldenburg, Mar. 16-19, 2014.

Deimel, C., Mottyll, S., Skoda, R., Kiermeir, J., Güntner, M. & Schilling, R. (2014). Numerical 3D simulation of the fluid-actuated valve motion in a positive displacement pump with resolution of the cavitation-induced shock dynamics. Proc. 8th Int. Conf. Comp. Fluid Dyn. (ICCFD8), Chengdu, China, July 24-29, 2014. DOI: 10.13140/2.1.3443.2326.

Deimel, C. & Skoda, R. (2014). Implementation of an explicit density-based solver for the simulation of cavitating flows in OpenFOAM. 9th OpenFOAM Workshop, Zagreb, Croatia.

2013

Deimel, C., Günther, M., & Skoda, R. (2014). Application of a pressure based CFD code with mass transfer model based on the Rayleigh equation for the numerical simulation of the cavitating flow around a hydrofoil with circular leading edge. Presented at the EFM13 – Experimental Fluid Mechanics 2013, Kutna Hora, Czech Republic. EPJ Web of Conferences, 67, 02018. DOI: 10.1051/epjconf/20146702018.

Müller, S., Fischper, M., Mottyll, S., Skoda, R., & Hussong, J. (2014). Analysis of the cavitating flow induced by an ultrasonic horn – Experimental investigation on the influence of actuation phase, amplitude and geometrical boundary conditions. Presented at the EFM13 – Experimental Fluid Mechanics 2013, Kutna Hora, Czech Republic. EPJ Web of Conferences, 67, 02079. DOI: 10.1051/epjconf/20146702079.

Mottyll, S., Müller, S., Niederhofer, P., Hussong, J., Huth, S., & Skoda, R. (2014). Analysis of the cavitating flow induced by an ultrasonic horn – Numerical 3D simulation for the analysis of vapour structures and the assessment of erosion-sensitive areas. Presented at the EFM13 – Experimental Fluid Mechanics 2013, Kutna Hora, Czech Republic. EPJ Web of Conferences, 67, 02078. DOI: 10.1051/epjconf/20146702078.

Mottyll, S., Müller, S., Hussong, J., & Skoda, R. (2013). Numerische und experimentelle Untersuchung der kavitierenden Strömung und Kavitationserosion an einer Sonotrode. Presented at the Kolloquium Fluidenergiemaschinen, Duisburg, Deutschland.

Mottyll, S., & Skoda, R. (2013). Numerische Untersuchung der kavitierenden Strömung und Kavitationserosion an einer Sonotrode. Presented at the Workshop Kavitation (PTB), Drübeck, Deutschland.

2012

Deininger, M., Jung, J., Skoda, R., Helluy, P. & Munz, C.-D. (2012). Evaluation of interface models for 3D-1D coupling of compressible Euler methods for the application on cavitating flows. ESAIM: Proceedings, Vol. 38, 298-318. DOI: 10.1051/proc/201238016.

Friedrich, M., Munz, C.-D., Skoda, R., Iben, U. & Kreschel, H. (2012). 3D-1D Coupling of Compressible Density-Based CFD Solvers for Cavitating Flows. Proc. 8th Int. Symposium Cavitation (CAV2012), Aug. 13 – 16, 2012, Singapore, 556–562. DOI: 10.3850/978-981-07-2826-7_028.

Skoda, R., Iben, U., Güntner, M. & Schilling, R. (2012). Comparison of Compressible Explicit Density-based and Implicit Pressure-based CFD Methods for the Simulation of Cavitating Flows. Proc. 8th Int. Symposium Cavitation (CAV2012), Aug. 13 – 16, 2012, Singapore, 576–582. DOI: 10.3850/978-981-07-2826-7_149.