Dr.-Ing. Carsten Lange

Participation in Committees

• Member of the work group for use and safety questions about research reactors (AFR) in the German atomic forum e.V. (DatF)
• Member of the Zero Power Reactors Task Force of the OECD/NEA Nuclear Science Committee,  Working Party on Scientific Issues of Reactor Systems

Key Activities

Teaching

• Lecture in Reactor Physics Aspects
• Nuclear reactor training
• Mentoring of student assignments, final theses, and PhD thesis in the field of reactor physics
• Contributions to Gre@t-PIONEER (lectures on reactor stability and reactor training)

Research

• Use of the nuclear training reactor (AKR-2) and of radiation measurement technology laboratories (coordinator of use, radiation screening, nuclear material use, nuclear technology safety)
• Nonlinear analysis of stability behaviour of boiling water reactors (more...)
• Reliability improvement of SWR stability analysis

• Application of model order reduction techniques in reactor dynamics

• Non-invasive  monitoring of reactor states to detect changes in the water level and to detect core deformation

• In-depth investigations of PWR power fluctuations with increased oscillation amplitude

• Development and application of reduced-order models for online monitoring systems

• Application of noise analysis techniques to characterize the critical and subcritical core state in severe accidents

• Development and application of neutron radiography at AKR-2

Scientific Biography

Publications

The publications of Dr. Lange can be found in the research portal of the TU Dresden ( fis.tu-dresden.de ).

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Stability Analysis of a One-dimensional Multiphysics Model of a Molten Salt Fast Reactor
Kraus, M., Viebach, M., Lange, C. & Hurtado Gutierrez, A.,
PHYSOR 2022, 15 - 20 May 2022, Pittsburgh, PA, USA

Mechanical model for the motion of RPV internals affecting neutron flux noise
Bläsius, C., Herb, J., Sievers, J., Knospe, A., Viebach, M., Lange, C.
(2022) Annals of Nuclear Energy, 176, art. no. 109243
Doi: 10.1016/2022.109243

Verification of the code DYN3D for calculations of neutron flux fluctuations
 M.Viebach, C.Lange, S.Kliem, C.Demazière, U.Rohde, D.Hennig, A.Hurtado
Annals of Nuclear Energy 166, 2022
https://doi.org/10.1016/j.anucene.2021.108735

Utilizing very low flux nuclear reactors for neutron imaging
Hübscher R., Bernt N., Lange C.
in DN 2020 German Neutron Scattering Conference 2020, Munich, Germany, December 09.-10, 2020

Investigation on PWR Neutron Noise Patterns
Marco Viebach, Carsten Lange, Antonio Hurtado
atw Vol 65 (2020) Issue 6/7, pp. 344-347, Paper

Neutron Noise Patterns from Coupled Fuel Assembly Vibrations
Viebach, M., Lange, C., Seidl, M., Bilodid, Y., Hurtado, A.
PHYSOR 2020, 29.03. – 02.04.2020, Cambridge (United Kingdom), ISBN: 978-1-5272-6447-2
Link

Experimental determination of the zero power reactor transfer function of the
AKR-2
S. Hübner, A. Knospe, M. Viebach, C. Lange, A. Hurtado
PHYSOR 2020, 29.03. – 02.04.2020, Cambridge (United Kingdom)
ISBN: 978-1-5272-6447-2, Link

The Low Flux Neutron Source AKR-2
Bernt N., Hübscher R., Lange C.
in Experts Meeting on fast Neutron Imaging 2019, MLZ-Garching, Germany, 
October 21, 2019

First Steps in Neutron Imaging at the Very Low Flux Facility AKR-2
Hübscher R., Bernt N., Lange C.
in Experts Meeting on fast Neutron Imaging 2019, MLZ-Garching, Germany, October 21, 2019

A Comparison between time domain and frequency domain calculations of stationary neutron fluctuations
Viebach M., Lange C., Kliem S., Demazière C., Rohde U., Hennig D. and Hurtado A.
M&C 2019, 25-29 August, 2019, Portland, Oregon, USA, Link

Advanced natural circulation reduced order model with inclined channel for low pressure conditions
Manthey, R.; Knospe, A.; Lange, C.; Schuster, C.; Hurtado, A.:
ASME Journal of Nuclear Engineering and Radiation Science, 2019
Doi: 10.1115/1.4044846

Principles for the application of bifurcation theory for the systematic analysis of nuclear reactor stability, Part1: Theory
Dieter Hennig, Carsten Lange,  Rizwan-uddin, Abdelhamid Dokhane, Alexander Knospe,
Progress in Nuclear Energy, Volume 115, 2019, Pages 231-249, ISSN 0149-1970,
https://doi.org/10.1016/j.pnucene.2019.02.009.
(http://www.sciencedirect.com/science/article/pii/S0149197019300575)

Principles for the application of bifurcation theory for the systematic analysis of nuclear reactor stability, Part2: Application
Dieter Hennig,  Rizwan-uddin, Carsten Lange, Abdelhamid Dokhane, Alexander Knospe,
Progress in Nuclear Energy, Volume 113, 2019, Pages 263-280, ISSN 0149-1970
https://doi.org/10.1016/j.pnucene.2019.01.009.
(http://www.sciencedirect.com/science/article/pii/S0149197019300083)

Neutron imaging at the low flux training and research reactor AKR-2
C. Lange, N. Bernt
Nuclear Instruments and Methodes in Physics - Research Section A - Volume 941,
11. October 2019, Link 

Simulation of low-frequency PWR neutron flux fluctuations
M. Viebach, C. Lange, M. Seidl, N. Bernt, D. Hennig, A. Hurtado
Progress in Nuclear Energy 117, 2019 (Link)

On the influence of dynamical fuel assembly deflections on theneutron noise level
M. Viebach, N. Bernt, C. Lange, D. Hennig, A. Hurtado
Progress in Nuclear Energy 104, 32-46, 2018 (Link)

A NOVEL RESULT IN THE FIELD OF NONLINEAR STABILITY ANALYSIS OF BOILING WATER REACTORS
Carsten Lange; Dieter Hennig; Antonio Hurtado
International Journal of Bifurcation and Chaos, Science Publishing Group, 2014

Complex BWR dynamics from the bifurcation theory point of view
Carsten Lange, Dieter Hennig, Manuel Schulze, Antonio Hurtado
Annals of Nuclear Energy, Volume 67, May 2014, Pages 91-108  (more...)

Special Issue: Advanced stability analysis for nuclear reactors
Dieter Hennig; Gumersindo Verdu; Christophe Demaziere; Carsten Lange;
Annals of Nuclear Energy, volume 67, Mai 2014, Elsevier (reviewed)  (more...)

Comments on the Application of Bifurcation Analysis in BWR Stability Analysis
C. Lange, D. Hennig, Manuel Schulze, A. Hurtado,
Progress in Nuclear Energy,  68, pp.1-15, 2013.  Paper 

A Saddle-Node Bifurcation of Cycles Found in the Parameter Space of a BWR
C. Lange, D. Hennig, A. Hurtado,
International Journal of Bifurcation and Chaos,  22, No. 2 2012.

Investigation of local BWR instabilities with a four heated-channel Reduced Order Model
V. Dykin, C. Demazière, C. Lange, D. Hennig,
Annals of Nuclear Energy, 53, 320-330, 2012. (Zusammenarbeit mit der Chalmers Universität Göteborg in Schweden)

Investigation of global and regional BWR instabilities with a four heated-channel Reduced Order Model
V. Dykin, C. Demazière, C. Lange, D. Hennig,
Annals of Nuclear Energy, 53, 381-400, April 2012. (Zusammenarbeit mit der Chalmers Universität Göteborg in Schweden)

On the possibility of a decay ratio jump under continuous parameter variation in a BWR
C. Lange, D. Hennig, A. Hurtado,
Annual Meeting on Nuclear Technology; Germany; Stuttgart, May 22-24, 2012.

SOME REMARKS TO APPLICATION OF BIFURCATION ANALYSIS IN BWR STABILITY ANALYSIS
C. Lange, D. Hennig, A. Hurtado,
PHYSOR 2012 – Advances in Reactor Physics – Linking Research, Industry, and Education Knoxville,
Tennessee, USA, April 15-20, 2012, on CD-ROM, American Nuclear Society, LaGrange Park, IL (2012).

Comments on Local Power Oscillation Phenomenon at BWRs
C. Lange, D. Hennig, A. Hurtado, V. Dykin, C. Demazière,
Progress in Nuclear Energy, 60, pp. 73–88, 2012. (Zusammenarbeit mit Chalmers Universität)

Remarks on Boiling water Reactor stability analysis - part 1: Theory
C. Lange, D. Hennig, A. Hurtado, R. Schuster, B. Lukas, C. Aguirre,
Kerntechnik, 77,5, 2012.  (Zusammenarbeit mit KKB, KKP, KKL(CH))

Remarks on Boiling water Reactor stability analysis - part 2: Stability Monitoring
C. Lange, D. Hennig, A. Hurtado, A.Schuster, B.Lukas, C.Aguirre,
Kerntechnik, 77,6, 2012. (Zusammenarbeit mit KKB, KKP, KKL (CH))

Local Power Oscillation Phenomenon at BWRs
C. Lange; D. Hennig; A. Hurtado;
Annual Meeting on Nuclear Technology; Germany; Berlin, May 17-19, 2011. Konferenz Paper 3 (JKTG2011)

An Advanced Reduced Order Model for BWR Stability Analysis
C. Lange, D. Hennig, A. Hurtado,
Progress in Nuclear Energy, 53, pp. 139–160, 2011.

SIMULATION OF LOCAL INSTABILITIES WITH THE USE OF REDUCED ORDER MODELS
V. Dykin; C. Demazière; C. Lange; D. Hennig;
International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2011); Rio de Janeiro, RJ, Brazil, May 8-12, 2011, on CD-ROM. Konferenz Paper 2 (MC2011)

REMARKS TO THE LOCAL POWER OSCILLATION PHENOMENON AT BWRs
C. Lange; D. Hennig; A. Hurtado;
International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2011); Rio de Janeiro, RJ, Brazil, May 8-12, 2011, on CD-ROM. Konferenz Paper 1 (MC2011)

Advanced nonlinear stability analysis of boiling water nuclear reactors
C. Lange
Ph.D. Dissertation; TU Dresden; Germany; 2009   Dissertation

A new approach for BWR stability analysis
C.Lange; D.Hennig; A.Hurtado;
Annual meeting on Nuclear Technology, Dresden; Mai 12 - 14; 2009   Paper 

Remarks to a novel nonlinear BWR stability analysis approach (RAM-ROM methodology)
C.Lange; D.Hennig; A.Hurtado;
Proceedings of ANFM IV (on CD-ROM, American Nuclear Society, LaGrange Park, IL);
April 12-15; Hilton Head Island, South Carolina; USA; 2009.   Paper 

In depth analysis of the nonlinear stability behavior of BWR-Systems
Carsten Lange, Dieter Hennig, Antonio Hurtado, Vicent Garcia i Llorens, Gumersindo Verdù
PHYSOR'08, 15-18 September 2008, Interlaken, Schweiz   Poster   

Methodology of nonlinear BWR stability analysis
C.Lange; D.Hennig; V.G.Llorens; G.Verdù;
1st Workshop on Advanced BWR Stability Analysis Valencia (Spain); October 22-23; 2007.

BWR Stability and Bifurcation analysis on the basis of system codes and reduced order models
C. Lange, D. Hennig, V. Garcia I Llorens and G. Verdu
Annual Meeting on Nuclear Technology 2007, May 22 - 24, 2007, Karlsruhe   Paper 

ADVANCED BWR STABILITY ANALYSIS WITH A REDUCED ORDER MODEL AND SYSTEM CODE
C. Lange, D. Hennig, V. Garcia I Llorens and G. Verdu
15th International Conference on Nuclear Engineering, Nagoya, Japan, April 22-26, 2007 Paper