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Scientific Works

The listed works are examples of tasks.
For further tasks, please contact Prof. Marco K. Koch or
the scientific staff of the working group directly.

Caption

  • B - Bachelor

  • M - Master

  • S - Student Research Project

  • P - Project Work



Open works

René Vennemann
vennemann@pss.rub.de

Titel:
Modelling of the particle retention of different aerosols in a large scale test facility

P

to the task!   (80.9 kB)

Johannes Hoffrichter
hoffrichter@pss.rub.de

Titel:
Validation of an improved engineering correlation for the H2/CO recombination by the simulation of a test of a passive autocatalytic recombiner 

B / M

to the task!   (98.4 kB)

Julia Krieger
krieger@pss.rub.de

Titel:
Uncertainty and sensitivity analysis regarding flow parameters in a helically coiled steam generator with the software SUSA
M

to the task!   (133.2 kB)

Tobias Jankowski
jankowski@pss.rub.de

Titel:
Characterisation of the flow conditions in a large-scale test facility by means of Computational Fluid Dynamics (CFD)
M

to the task!   (206.8 kB)

selected works in progress

Paul Fuchs
fuchs@pss.rub.de

Titel:
Numerical simulation and analysis of water hammer phenomena considering fluid-structure-interaction with OpenFOAM
P

to the task!   (137.9 kB)

Gregor Stahlberg
stahlberg@pss.rub.de

Titel:
Analysis and simulation of suitable QUENCH experiments with regard to advanced accident-tolerant materials using AC²
M

to the task!   (89.9 kB)

Gregor Stahlberg
stahlberg@pss.rub.de

Titel:
Analysis and evaluation of the properties and behavior of accident-tolerant claddings in nuclear power plants
P

to the task!   (90.2 kB)

Jan Peschel
peschel@pss.rub.de

Titel:
Simulation of the bundle test QUENCH-07 with the system analysis code ASTEC V2.1
P

to the task!   (52.8 kB)

Completed works
Master Thesis
2018
  • Florian Krist
    Analysis of the melt behavior in the lower plenum based on simulations of the experiments LIVE-L10 and -L11 with the system code ATHLET-CD
    Supervisor at PSS: Dr.-Ing. Christian Bratfisch, Dr.-Ing. Florian Gremme
2019
  • Gregor T. Stahlberg
    Analysis of the numerical mapping of the behavior of dissolved gases in the course of a pressure surge event with the thermohydraulics code ATHLET
    Supervisor at PSS: Dr.-Ing. Christoph Bratfisch

  • David Sonntag
    Investigation of detailed phenomena during re-flooding of destroyed reactor cores with the CFD code OpenFOAM
    Supervisor at PSS: Dr.-Ing. Florian Gremme, M.Sc. Jan Peschel

  • René Vennemann
    Experimental investigation of the retention of soluble particles in a water seal
    Supervisor at PSS: Dr.-Ing. Tobias Jankowski

  • Christoph Menne
    Analysis of the reflooding of debris beds based on simulations of the DEBRIS test facility with the system analysis code COCOMO
    Supervisor at PSS: M. Sc. Jan Pesche
2020
  • Jan-Hendrik Oelrichs
    Investigation and evaluation of the emission factors of natural gas along different process chains
    Supervisor at PSS: M.Sc. Florian Krist

  • Miriam Müer
    Analysis of the cooling capability of packed beds based on simulations of generic PWR plants with the accident analysis code ASTEC V2.1
    Supervisor at PSS: M. Sc. Jan Peschel, M. Sc. Gregor Stahlberg

  • Jonas Rehrmann
    Testing of a correlation for the laminar flame speed in a hydrogen-air-steam mixture with COCOSYS
    Supervisor at PSS: M. Sc. Johannes Hoffrichter

  • Christian Sälker
    Simulation and analysis of pressure surge phenomena with ANSYS Fluent
    Supervisor at PSS: M. Sc. Paul Fuchs
2021
  • Yusuf Arslan
    Simulation and analysis of cavitation-driven pressure surge phenomena using the open source code OpenFOAM
    Supervisor at PSS: M. Sc. Paul Fuchs

  • Nicole Richter
    Further development of a generic plant data set for the simulation and analysis of the release and transport behavior of fission products
    Supervisor at PSS: M. Sc. Gregor Stahlberg, M. Sc. Florian Krist

  • Melina Begemann
    Calculation of temperature curves and grace periods assuming various loss-of-coolant accidents at the fuel pool of a pressurized water reactor
    Supervisor at PSS: M. Sc. Miriam Müer
2022
  • Tobias Schwantzer
    Uncertainty and sensitivity analysis of flood specific parameters with the system code AC² - COCOSYS and the code SUSA
    Supervisor at PSS: M. Eng. Maximilian Hoffmann
     
  • Egemen Yildiz
    Analysis of vapor bubble behavior in boiling liquids
    Supervisor at PSS: M. Sc. René Vennemann
     
  • Juliane Neuhaus
    Analysis of the fission product release based on the simulation of the integral test Phébus FPT4
    Supervisor at PSS: M. Sc. Florian Krist, M. Sc. Jan Peschel
Bachelor Thesis
2019
  • David Emeis
    Simulation and analysis of pressure surge phenomena with OpenFOAM
    Supervisor at PSS: M. Sc. Paul Fuchs

  • Thomas Steiner
    Simulation and analysis of cavitation processes in pipelines during fast valve closures with OpenFOAM
    Supervisor at PSS: M. Sc. Paul Fuchs

  • Konrad Valentin Telaar
    CFD simulation of hydrogen combustion in a hydrogen-air atmosphere with OpenFOAM
    Supervisor at PSS: M. Sc. Johannes Hoffrichter
2020
  • Hamza Nouidir
    Analysis and evaluation of heat transfer at tube surfaces of helical shell-and-tube heat exchangers
    Supervisor at PSS: M. Sc. Julia Krieger, M. Sc. David Sonntag

  • Peter Kruse
    Analysis of condensation phenomena and pressure oscillations due to note injections during a LOCA with the system code ATHLET
    Supervisor at PSS: Dr.-Ing. Christoph Bratfisch
2021
  • Nazim Dogan
    Simulation of the CCI-1 experiment of the OECD test series at different destruction temperatures and destruction enthalpies of the concrete with the system code AC² - COCOSYS
    Supervisor at PSS: M. Eng. Maximilian Hoffmann

  • Enno Müller
    Re-flooding with AC² (DWR)
    Supervisor at PSS: M. Sc. Gregor Stahlberg
2022
  • Maximilian Mellis
    Testing and further development of a correlation for mapping particle retention in the SAAB test facility experiments
    Supervisor at PSS: Dr.-Ing. Tobias Jankowski
Project Work
2018
  • Leigh Randle
    Simulation of hydrogen combustion in a homogeneous gas atmosphere with the CFD code OpenFOAM
    Supervisor at PSS: Dr.-Ing. Tobias Jankowski
2019
  • Vanessa Kaub
    Simulation and analysis of meltdown behavior in the lower plenum of the Fukushima-Daiichi Unit 3 reactor using the accident analysis code ATHLET-CD
    Supervisor at PSS: Dr.-Ing. Christoph Bratfisch
2020
  • Roderick Tom, Mbolda Touko
    Evaluation of the influence of the enthalpy of destruction of concrete on erosion retention and gas release during a melt-concrete interaction
    Supervisor at PSS: M. Eng. Maximilian Hoffmann

  • Nazim Dogan
    Evaluation of factors influencing the effective heat transfer coefficient between concrete and melt during a melt-concrete interaction
    Supervisor at PSS: M. Eng. Maximilian Hoffmann

  • Nicole Richter
    Analysis and evaluation of the current state of the art on flow influences on the thermodynamic properties of helical shell and tube vaporizers
    Supervisor at PSS: M. Sc. Julia Krieger, M. Sc. David Sonntag

  • Peter Kruse
    Analysis of the reflooding of debris beds based on simulations of the DEBRIS test facility with the system analysis code ASTEC V2.1
    Supervisor at PSS: M. Sc. Jan Peschel

  • Simon Menke
    Simulation of the THAI experiment TH-29.1 with COCOSYS
    Supervisor at PSS: Dr.-Ing. Tobias Jankowski
2021
  • Kai Schmuckat
    Analysis of the numerical calculation of pressure surge phenomena with the CFD tool OpenFOAM and the system code ATHLET
    Supervisor at PSS: Dr.-Ing. Christoph Bratfisch, M. Sc. Paul Fuchs
2022
  • Sebastian Cords
    Analysis of accident-tolerant BE concepts using simulations of a bundle test of the QUENCH test series with the system code ATHLET-CD (AC²)
    Supervisor at PSS: M. Sc. Gregor Stahlberg

  • Julian Franz
    Creation of a generic ATHLET baseline dataset for simulating the indefinite post-decay heat removal of submerged SMR containment vessels
    Supervisor at PSS: M. Sc. Julia Krieger

  • Henning Königstein
    Investigation of flow structures within helical tubes under variation of specific dimensionless indices with OpenFOAM
    Supervisor at PSS: M. Sc. David Sonntag
     
  • Sujenth Suhan
    Simulation of the reflooding of debris beds in the DEBRIS test facility with the system analysis code ASTEC V2.1
    Supervisor at PSS: M. Sc. Jan Peschel

Internships

Due to a multitude of projects there is close contact to companies in energy technology and research institutions in the whole of Europe.
It is possible to mediate internships upon request.