Publications

2018

Renger, S.; Alt, S.; Gocht, U; Kästner, W.; Seeliger, A.; Kryk, H.; Harm, U.: Multiscaled Experimental Investigations of Corrosion and Precipitation Processes After Loss-of-Coolant Accidents in Pressurized Water Reactors. Nuclear Technology, Selected papers from NURETH 2017, 2018

2017

Renger, S.; Alt, S.; Gocht, U; Kästner, W.; Seeliger, A.; Kryk, H.; Harm, U.: Multiscaled experimental investigations of corrosion and precipitation processes after loss-of-coolant accidents in pressurized water reactors. 17th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH17), September 3rd-8th, 2017, Xi'an, China, 2017

Alt, S.; Kästner, W.; Renger, S.; Seeliger, A.: Safety-related analyses of corrosion processes at zinc-coated installations inside the PWR sump. Proceedings of 48th Annual Meeting on Nuclear Technology, May 16-17, 2017, Berlin, Germany

2016

Seeliger, A.; Alt, S.; Kästner, W.; Renger, S.; Kryk, H.; Harm, U.: Zinc corrosion after loss-of-coolant accidents in pressurized water reactors - Thermo- and fluid-dynamic effects. Nuclear Engineering and Design Volume 305, 2016

Renger, S.; Kästner, W.; Alt, S.; Seeliger, A.: Investigations about released debris and corrosion products and their impact to head loss build up and decay heat removal under water-chemical pwr-loca conditions. Proceedings of the 2014 24th International Conference on Nuclear Engineering (ICONE24), June 26-30, 2016, Charlotte, North Carolina

Seeliger, A.; Alt, S.; Kästner, W.; Renger, S.; Kryk, H.; Harm, U.: Particle formation and transport in the reactor water of the PWR primary circuit. Power Plant Chemistry Colloquium 2016: "Water in power plants and in energy technology", Zittau, Germany

Alt, S.; Kästner, W.; Renger, S.; Seeliger, A.: In-core zinc borate precipitations after loca in pressurized water reactors - past experiences and upcoming investigations. Proceedings of 47th Annual Meeting on Nuclear Technology, May 10-12, 2016, Hamburg, Germany

2015

Renger, S.; Alt, S.; Kästner, W.; Seeliger, A.; Kryk, H.: Investigation of the release of zinc in the reactor sump and the behavior of dissolved zinc at hotspots in the reactor core after a loss of coolant accident. 16th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH16), August 30th - September 4th, 2015, Chicago, USA, 2015

Alt, S.; Kästner, W.; Renger, S.; Seeliger, A.; Wagenknecht, M.: Particle formation and transport in the core of pressurized water reactors (PHASE 2) - Subproject: Thermo- and fluid-dynamic mechanisms. Final report on project 150 1468, HZG-IPM-2015/KTPA012/01/ 01.02/F, Zittau/ Görlitz University of Applied Sciences, 2015

2014

Alt, S.; Kästner, W.; Renger, S.; Seeliger, A.: Particle formation and transport in the core of pressurized water reactors - thermal and fluid dynamic mechanisms. Final report on project 150 1431, HZG-IPM-2014/KTPA012/01/ 01.01/F, Zittau/Görlitz University of Applied Sciences, 2014

Kryk, H.; Hoffmann, W.; Kästner, W.; Alt, S.; Seeliger, A.; Renger, S: Zinc corrosion after loss-of-coolant accidents in pressurized water reactors - Physicochemical effects. Nuclear Engineering and Design Volume 280, 2014

Seeliger, A.; Alt, S.; Kästner, W.; Renger, S.; Kryk, H.; Hoffmann, W.: Formation of zinc corrosion products at water chemical PWR post-LOCA conditions - thermo- and fluid-dynamic effects. Proceedings of the Annual Conference on Nuclear Technology, May 06-08, 2014, Frankfurt, Germany

Renger, S.: Application of digital image processing for the determination of parameters for the validation of CFD simulations of particle-laden flows. Dissertation, TU Dresden, 2014

2013

Alt, S.; Kästner, W.; Renger, S.; Seeliger, A.: Zinc corrosion in boric acid-containing coolant and behavior of zinc corrosion products during flow through a heated fuel rod configuration during sump recirculation operation after loss-of-coolant accident in pressurized water reactors. Power plant chemistry colloquium, Jonsdorf, 2013

Renger, S., Alt, S.; Kästner, W.; Seeliger, A.; Fiss, D.: Investigation of conditions for zinc particle release and transport in the reactor core. 21st International Conference On Nuclear Engineering (ICONE21), July 29th - August 2nd, 2013, Chengdu, China, 2013

Seeliger, A.; Alt, S.; Kästner, W.; Renger, S.; Gocht, T.; Kryk, H.; Hoffmann, W.: Particle formation and transport in the PWR core. Proceedings of the Annual Conference on Nuclear Technology, May 14 - 16, 2013, Berlin, Germany

2012

Alt, S.; Hölker, M.; Kittan, S.; Kästner, W.; Renger, S.; Seeliger, A.; Zacharias, F.; Wagenknecht, W.: Isolation material-loaded coolant flow in the core - experimental investigations and data analysis. Final report on project 150 1360, HZG-IPM-2012/KTPA007/02/01.01/E; University of Applied Sciences Zittau/Görlitz, 2012

Cartland Glover, G. M.; Kratzsch, A.; Krepper, E.; Renger, S.; Seeliger, A.; Zacharias, F.; Alt, S.; Kästner, W.; Kryk, H.; Weiss, F.-P., Verification and validation of numerical models of the transport of insulation debris, Journal of Computational Multiphase Flows (2012)

Renger, S., Alt, S.; Kästner, W.; Seeliger, A.; Zacharias, F.: Insulation material deposition and distribution in a PWR fuel assembly cluster. 20th International Conference On Nuclear Engineering (ICONE20), July 30th - August 3rd, 2012, Anaheim, California, 2012

Seeliger, A.; Alt, S.; Kästner, W.; Renger, S.: Investigations on the long-term behavior of released insulation material in horizontal coolant flows. Annual Conference on Nuclear Technology, Stuttgart, May 2012

Alt, S.; Kästner, W.; Seeliger; Renger, S.: Generic investigations on the loss-of-coolant accident with release of insulation material. Annual Conference on Nuclear Technology, Stuttgart, May 2012  

2011

Cartland Glover, G. M.; Kratzsch, A.; Krepper, E.; Renger, S.; Seeliger, A.; Zacharias, F.; Alt, S.; Kästner, W.; Kryk, H.; Weiss, F.-P.: Verification and validation of numerical models of the transport of insulation debris. 14th International Topical Meeting on Nuclear Reactor Thermal hydraulics, 25.-29.09.2011, Toronto, Canada

Alt, S., Hölker, M.; Hoffmann, W.; Kästner, W.; Kratzsch, A.; Kryk, H. and Renger, S.: Chemical effects and the impact to insulation debris filtercakes at eccs upstream and downstream components. Nureth 14, Toronto, Canada, September 2011

Renger, S.; Kästner, W.; Krepper, E.: Transport of fragmented insulation material in a small channel. 19th International Conference On Nuclear Engineering (ICONE19), Makuhari, Japan, May 2011

Renger, S.; Kästner, W.: Providing experimental data for the validation of CFD-Simulations by using digital image processing. ISCAMI, University of Ostrava, May 2011

Alt S.; Hölker, M.; Kratzsch, A.; Kästner, W.; Renger, S.: Long-term behavior of insulation-material-loaded coolant flows in the sump and in the reactor core. Annual Conference on Nuclear Technology, Berlin, May 2011

Seeliger, A.; Cartland Glover, G. M.; Krepper, E.; Renger, S.; Kästner, W.; Kryk, H.: Experiments to assess the transport of fibrous insulation debris. EUROMECH Colloquium 513 on Non-Spherical Particles in Fluid Turbulence, April 6-8, 2011, Udine, Italy

 Krepper, E.; Cartland-Glover, G.; Grahn, A.; Weiß, F. P.; Alt, S.; Kratzsch, A.; Renger, S.; Kästner, W.: CFD analyses of fiber transport and fiber deposition at plunging jet conditions. Journal of Nuclear Technology Vol. 76 No. 1, Carl Hanser Verlag, March 2011

Alt,S.; Kästner, W.; Kratzsch, A.; Renger, S.; Seeliger, A.; Zacharias, F.; Cartland-Glover, G.; Grahn, A.; Hoffmann, W.; Krepper, E.; Kryk, H.: Generic experiments on the "Zittauer Strömungswanne" (ZSW) on the behavior of mineral wool in the sump and in the reactor core. Journal Kerntechnik Vol. 76 No. 1, Carl Hanser Verlag, March 2011

2010

Renger, S.: Analysis of experimental investigations with digital image processing for the validation of CFD-Simulation of particle laden flows. Competence Center OST, TU-Dresden, Dresden, 2010

Cartland Glover, G. M.; Krepper, E.; Kryk, H.; Weiss, F. -P.; Renger, S.; Seeliger, A.; Zacharias, F.; Kratzsch, A.; Alt, S.; Kästner, W.: Fibre agglomerate transport in a horizontal flow. Benchmarking of CFD Codes for Application to Nuclear Reactor Safety (CFD4NRS-3), September 14-16, 2010, Bethesda, Maryland, USA

Alt, S.; Kästner, W., Renger, S.; Seeliger, A.; Zacharias, F.; Grahn, A.; Cartland Glover, G. M.; Krepper, E: Particle-loaded coolant flow in the sump and in the condensation chamber - experiments and CFD simulation. Final report on project 150 1307; HZG-IPM-2010/MTPA001/ 01/01.01/F, Zittau/Görlitz University of Applied Sciences, 2010

Krepper, E.; Weiß, F.-P.; Alt, S.; Kratzsch, A.; Renger, S.; Kästner, W: Influence of air entrainment on the liquid flow field caused by a plunging jet and consequences for fiber deposition. Nuclear Engineering and Design, doi:10.1016/ j.nucengdes. 2010.04.002, 2010

Krepper, E., Alt, S., Kratzsch, A., Renger, S.: Influence of air entrainment on the liquid flow field caused by a plunging jet and consequences for fiber deposition. 18th International Conference On Nuclear Engineering (ICONE18)-29951, Xi'an, China, May 2010

Kratzsch, A.; Renger, S.; Kästner, W.; Hampel, R.: Influence of an impinging jet on sedimented debris. 18th International Conference On Nuclear Engineering (ICONE18), Xi'an, China, May 2010

Renger, S.; Traichel, A.; Hurtado, A.; Hampel, R.; Kästner, W.: Particle-loaded horizontal flow - Experiments & Simulation. Annual Conference on Nuclear Technology, Berlin, May 2010

2009

Renger, S.; Traichel, A.; Hurtado, A.: Application of image processing and photogrammetry for model parameter determination and 3d-simulation of particle-laden flows. Competence Center OST, FZD, Dresden, 2009

Krepper, E.; Alt, S.; Renger, S.: Influence of air entrainment on the liquid flow field caused by a plunging jet. Nuclear Energy for New Europe NENE, Bled, Slovenia, 2009

Renger, S.: Investigations of the agglomeration and break-up of Isolation Material. 17th International Conference On Nuclear Engineering (ICONE17), Brussels, Belgium, 2009

Renger, S.; Traichel, A.: Application of digital image processing for the evaluation of particle-laden flows. Annual Conference on Nuclear Engineering, Dresden, 2009

Krepper, E.; Alt, S.; Renger, S.: Influence of Air Entrainment on the Liquid Flow Field caused by a Plunging Jet. Annual Conference on Nuclear Technology, Dresden, 2009

2008

Renger, S.; Traichel, A.: Application of digital image processing for the evaluation of particle-laden flows. Competence Center OST, University of Applied Sciences Zittau/Görlitz, 2008

Renger, S.; Lischke W.: Investigations into the agglomeration and decay of particles (insulation material). Annual Conference on Nuclear Technology, Hamburg, 2008

Kratzsch, A.; Renger, S.; Fiß, D.; Kästner, W.; Ohlmeyer, H.; Hampel, R.: Modelling of the sedimentation behavior of insulation material fragments in the condensation chamber of a boiling water reactor. Annual Conference on Nuclear Technology, Hamburg, 2008

2007

Renger, S.; Lischke W.: Preliminary investigations on the agglomeration and decay of particles (insulation material). Competence Center OST, TU-Dresden, 2007, Lecture

Renger, S.; Lischke W.: Application of digital image processing and photo-grammetry for the determination of parameters for CFX and 3D simulation in particle-laden flows. Annual Conference on Nuclear Technology, Karlsruhe, 2007