Kostadin Ivanov

Works (65)

2020 journal article

Energy group search engine based on surrogate models constructed with the RAVEN/NEWT/PHISICS sequence

NUCLEAR ENGINEERING AND DESIGN, 356.

By: P. Rouxelin, A. Alfonsi, K. Ivanov & G. Strydom

Source: Web Of Science
Added: January 13, 2020

2019 journal article

Quantification and propagation of neutronics uncertainties of the Kozloduy-6 VVER-1000 fuel assembly using SCALE 6.2.1 within the NEA/OECD benchmark for uncertainty analysis in modelling of LWRs

ANNALS OF NUCLEAR ENERGY, 133, 732–749.

By: G. Nyalunga, V. Naicker & K. Ivanov

Source: Web Of Science
Added: September 30, 2019

2019 article

Selected papers from the 2018 Best Estimate Plus Uncertainty International Conference (BEPU 2018) Foreword

NUCLEAR TECHNOLOGY, Vol. 205, pp. III-IV.

By: A. Petruzzi, K. Ivanov & E. Ivanov

Source: Web Of Science
Added: December 9, 2019

2019 journal article

Uncertainty Quantification and Propagation of Multiphysics Simulation of the Pressurized Water Reactor Core

Nuclear Technology, 205(12), 1618–1637.

By: K. Zeng, J. Hou, K. Ivanov & M. Jessee

Source: Crossref
Added: February 24, 2020

2018 journal article

The IAEA CRP on HTGR uncertainties: Sensitivity study of PHISICS/RELAP5-3D MHTGR-350 core calculations using various SCALE/NEWT cross-section sets for Ex. II-1a

Nuclear Engineering and Design, 329, 156–166.

By: P. Rouxelin, G. Strydom, A. Alfonsi & K. Ivanov

Source: Crossref
Added: February 24, 2020

2017 journal article

Benchmarking the real-time core model for VVER-1000 simulator application on asymmetric core load

Journal of Nuclear Engineering and Radiation Science, 3(3).

By: E. Georgieva, Y. Dinkov & K. Ivanov

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Comparison of Best-Estimate Plus Uncertainty and Conservative Methodologies for a PWR MSLB Analysis Using a Coupled 3-D Neutron-Kinetics/Thermal-Hydraulic Code

Nuclear Technology, 198(2), 193–201.

By: R. Pericas, K. Ivanov, F. Reventós & L. Batet

Source: Crossref
Added: February 24, 2020

2017 journal article

New techniques for designing the initial and reload cores with constant long cycle lengths

Annals of Nuclear Energy, 99, 165–173.

By: J. Shi, S. Levine & K. Ivanov

Source: Crossref
Added: February 24, 2020

2017 journal article

OECD/NEA benchmark for time-dependent neutron transport calculations without spatial homogenization

Nuclear Engineering and Design, 317, 177–189.

By: J. Hou, K. Ivanov, V. Boyarinov & P. Fomichenko

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Rod internal pressure distribution and uncertainty analysis using FRAPCON

Nuclear Technology, 197(1), 47–63.

By: R. Bratton, M. Jessee, W. Wieselquist & K. Ivanov

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Advances in the Pennsylvania State University NEM code

Annals of Nuclear Energy, 94, 251–262.

By: S. Thompson & K. Ivanov

Source: NC State University Libraries
Added: August 6, 2018

2016 conference paper

Benchmarking the NEM real-time core model for VVER-1000 simulator application - asymmetric core

Proceedings of the 24th International Conference on Nuclear Engineering, 2016, vol 5.

By: E. Georgieva, Y. Dinkov, K. Ivanov & R. Stieglitz

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Code improvement and model validation for Ascó-II Nuclear Power Plant model using a coupled 3D neutron kinetics/thermal–hydraulic code

Annals of Nuclear Energy, 87, 366–374.

By: R. Pericas, K. Ivanov, F. Reventós & L. Batet

Source: Crossref
Added: August 28, 2020

2016 journal article

Coupled MCNP6/CTF code: Development, testing, and application

Annals of Nuclear Energy, 96, 1–11.

By: A. Bennett, M. Avramova & K. Ivanov

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

The IAEA coordinated research programme on HTGR uncertainty analysis: Phase I status and Ex. I-1 prismatic reference results

Nuclear Engineering and Design, 306, 77–88.

By: F. Bostelmann, G. Strydom, F. Reitsma & K. Ivanov

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Development of an iterative diffusion-transport method based on MICROX-2 cross section libraries

Annals of Nuclear Energy, 77, 335–342.

By: J. Hou, H. Choi & K. Ivanov

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Examination and refinement of fine energy group structure for high temperature reactor analysis

Annals of Nuclear Energy, 80, 279–292.

By: T. Ngeleka, K. Ivanov & S. Levine

Source: Crossref
Added: February 24, 2020

2015 journal article

Large-scale Monte Carlo neutron transport calculations with thermal hydraulic feedback

Annals of Nuclear Energy, 84, 204–219.

By: A. Ivanov, V. Sanchez, R. Stieglitz & K. Ivanov

Source: Crossref
Added: February 24, 2020

2015 journal article

Multi-physics and multi-scale benchmarking and uncertainty quantification within OECD/NEA framework

Annals of Nuclear Energy, 84, 178–196.

By: M. Avramova, K. Ivanov, T. Kozlowski, I. Pasichnyk, W. Zwermann, K. Velkov, E. Royer, A. Yamaji, J. Gulliford

Source: Crossref
Added: February 24, 2020

2015 journal article

The effect of changing enrichments on core performance

Annals of Nuclear Energy, 75, 139–145.

By: S. Levine, T. Blyth & K. Ivanov

Source: Crossref
Added: February 24, 2020

2014 journal article

A cycle-specific cross-section update for real-time simulation of VVER-1000 core

Progress in Nuclear Energy, 74, 222–231.

By: E. Georgieva, Y. Dinkov & K. Ivanov

Source: Crossref
Added: August 28, 2020

2014 journal article

Analysis of the OECD/NRC Oskarshamn-2 BWR stability benchmark

Annals of Nuclear Energy, 67, 4–12.

By: T. Kozlowski, A. Wysocki, I. Gajev, Y. Xu, T. Downar, K. Ivanov, J. Magedanz, M. Hardgrove ...

Source: Crossref
Added: August 28, 2020

2014 journal article

Assessment of MICROX-2 Code with new ENDF/B-VII.0 master library

Nuclear Technology, 186(3), 305–316.

By: J. Hou, H. Choi & K. Ivanov

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Coupled 3D neutronics/thermal hydraulics modeling of the SAFARI-1 MTR

Annals of Nuclear Energy, 73, 122–130.

By: A. Rosenkrantz, M. Avramova, K. Ivanov, R. Prinsloo, D. Botes & K. Elsakhawy

Source: Crossref
Added: August 28, 2020

2014 conference paper

High-Fidelity Coupled Monte-Carlo/Thermal-Hydraulics Calculations

In D. Caruge, C. Calvin, C. M. Diop, F. Malvagi, & J.-C. Trama (Eds.), SNA + MC 2013 - Joint International Conference on Supercomputing in Nuclear Applications + Monte Carlo.

By: A. Ivanov, V. Sanchez & K. Ivanov

Ed(s): D. Caruge, C. Calvin, C. Diop, F. Malvagi & J. Trama

Event: SNA + MC 2013 - Joint International Conference on Supercomputing in Nuclear Applications + Monte Carlo

Source: Crossref
Added: August 28, 2020

2014 journal article

Internal multi-scale multi-physics coupled system for high fidelity simulation of light water reactors

Annals of Nuclear Energy, 66, 104–112.

By: A. Ivanov, V. Sanchez, R. Stieglitz & K. Ivanov

Source: Crossref
Added: August 28, 2020

2014 conference paper

Iterative Transport-Diffusion Methodology For LWR Core Analysis

In D. Caruge, C. Calvin, C. M. Diop, F. Malvagi, & J.-C. Trama (Eds.), SNA + MC 2013 - Joint International Conference on Supercomputing in Nuclear Applications + Monte Carlo.

By: D. Colameco, B. Ivanov, D. Beacon & K. Ivanov

Ed(s): D. Caruge, C. Calvin, C. Diop, F. Malvagi & J. Trama

Event: SNA + MC 2013 - Joint International Conference on Supercomputing in Nuclear Applications + Monte Carlo

Source: Crossref
Added: August 28, 2020

2014 journal article

Multi-group formulation of the temperature-dependent resonance scattering model and its impact on reactor core parameters

Annals of Nuclear Energy, 63, 751–762.

By: S. Ghrayeb, A. Ougouag, M. Ouisloumen & K. Ivanov

Source: Crossref
Added: August 28, 2020

2014 journal article

Self-shielding models of MICROX-2 code: Review and updates

Annals of Nuclear Energy, 64, 256–263.

By: J. Hou, H. Choi & K. Ivanov

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

A multi-scale homogenization and reconstruction approach for solid material temperature calculations in prismatic high temperature reactor cores

Nuclear Engineering and Design, 256, 1–13.

By: I. Clifford, K. Ivanov & M. Avramova

Source: Crossref
Added: August 28, 2020

2013 journal article

High fidelity simulation of conventional and innovative LWR with the coupled Monte-Carlo thermal-hydraulic system MCNP-SUBCHANFLOW

Nuclear Engineering and Design, 262, 264–275.

By: A. Ivanov, V. Sanchez, R. Stieglitz & K. Ivanov

Source: Crossref
Added: August 28, 2020

2013 journal article

New developments of the MCNP/CTF/NEM/NJOY code system – Monte Carlo based coupled code for high accuracy modeling

Annals of Nuclear Energy, 51, 18–26.

By: F. Espel, M. Avramova, K. Ivanov & S. Misu

Source: Crossref
Added: August 28, 2020

2013 journal article

Progress in the development of an implicit steady state solution in the coupled code TRACE/PARCS

Progress in Nuclear Energy, 66, 1–12.

By: M. Ellis, J. Watson & K. Ivanov

Source: Crossref
Added: August 28, 2020

2013 journal article

Understanding using the Haling Power Depletion (HPD) as a guide for designing PWR cores

Annals of Nuclear Energy, 53, 120–128.

By: S. Levine, T. Blyth & K. Ivanov

Source: Crossref
Added: August 28, 2020

2012 journal article

DYNSUB: A high fidelity coupled code system for the evaluation of local safety parameters – Part I: Development, implementation and verification

Annals of Nuclear Energy, 48, 108–122.

By: A. Gomez-Torres, V. Sanchez-Espinoza, K. Ivanov & R. Macian-Juan

Source: Crossref
Added: August 28, 2020

2012 journal article

DYNSUB: A high fidelity coupled code system for the evaluation of local safety parameters – Part II: Comparison of different temporal schemes

Annals of Nuclear Energy, 48, 123–129.

By: A. Gomez-Torres, V. Sanchez-Espinoza, K. Ivanov & R. Macian-Juan

Source: Crossref
Added: August 28, 2020

2011 journal article

Deterministic modeling of higher angular moments of resonant neutron scattering

Annals of Nuclear Energy, 38(10), 2291–2297.

By: S. Ghrayeb, M. Ouisloumen, A. Ougouag & K. Ivanov

Source: Crossref
Added: August 28, 2020

2011 journal article

MCOR – Monte Carlo depletion code for reference LWR calculations

Annals of Nuclear Energy, 38(4), 731–741.

By: F. Espel, C. Tippayakul, K. Ivanov & S. Misu

Source: Crossref
Added: August 28, 2020

2011 journal article

Spectral zone selection methodology for pebble bed reactors

Annals of Nuclear Energy, 38(1), 80–87.

By: R. Mphahlele, A. Ougouag, K. Ivanov & H. Gougar

Source: Crossref
Added: August 28, 2020

2010 journal article

Application of Global Sensitivity Analysis to Nuclear Reactor Calculations

Procedia - Social and Behavioral Sciences, 2(6), 7726–7727.

By: F. Espel, S. Tarantola, S. Ghrayeb & K. Ivanov

Source: Crossref
Added: August 28, 2020

2010 journal article

Transport model based on three-dimensional cross-section generation for TRIGA core analysis

Annals of Nuclear Energy, 37(9), 1254–1260.

By: N. Kriangchaiporn, K. Ivanov, A. Haghighat & C. Sears

Source: Crossref
Added: August 28, 2020

2010 journal article

Verification, validation and uncertainty quantification in multi-physics modeling for nuclear reactor design and safety analysis

Progress in Nuclear Energy, 52(7), 601–614.

By: M. Avramova & K. Ivanov

Source: Crossref
Added: August 28, 2020

2009 journal article

Application of TRACE/PARCS to BWR stability analysis

Annals of Nuclear Energy, 36(3), 317–323.

By: Y. Xu, T. Downar, R. Walls, K. Ivanov, J. Staudenmeier & J. March-Lueba

Source: Crossref
Added: August 28, 2020

2008 journal article

Accuracy evaluation of pin exposure calculations in current LWR core design codes

Annals of Nuclear Energy, 35(3), 414–424.

By: V. Xulubana, C. Tippayakul, K. Ivanov, S. Levine & M. Mahgerefteh

Source: Crossref
Added: August 28, 2020

2008 journal article

Development of a practical Monte Carlo based fuel management system for the Penn State University Breazeale Research Reactor (PSBR)

Annals of Nuclear Energy, 35(3), 539–551.

By: C. Tippayakul, K. Ivanov & C. Frederick Sears

Source: Crossref
Added: August 28, 2020

2008 journal article

Evaluation of PBMR control rod worth using full three-dimensional deterministic transport methods

Annals of Nuclear Energy, 35(6), 1050–1055.

By: B. Tyobeka, K. Ivanov & A. Pautz

Source: Crossref
Added: August 28, 2020

2008 journal article

New genetic algorithms (GA) to optimize PWR reactors

Annals of Nuclear Energy, 35(1), 113–120.

By: F. Alim, K. Ivanov, S. Yilmaz & S. Levine

Source: Crossref
Added: August 28, 2020

2008 journal article

New genetic algorithms (GA) to optimize PWR reactors

Annals of Nuclear Energy, 35(1), 93–112.

By: F. Alim, K. Ivanov & S. Levine

Source: Crossref
Added: August 28, 2020

2008 journal article

New genetic algorithms (GA) to optimize PWR reactors

Annals of Nuclear Energy, 35(1), 121–131.

By: F. Alim, K. Ivanov & S. Levine

Source: Crossref
Added: August 28, 2020

2008 journal article

The three-dimensional neutron kinetics coupled with thermal-hydraulics in RBMK accident analysis

Nuclear Engineering and Design, 238(4), 1002–1025.

By: F. D’Auria, S. Soloviev, V. Malofeev, K. Ivanov & C. Parisi

Source: Crossref
Added: August 28, 2020

2007 journal article

Challenges in coupled thermal–hydraulics and neutronics simulations for LWR safety analysis

Annals of Nuclear Energy, 34(6), 501–513.

By: K. Ivanov & M. Avramova

Source: Crossref
Added: August 28, 2020

2007 journal article

Utilization of two-dimensional deterministic transport methods for analysis of pebble-bed reactors

Annals of Nuclear Energy, 34(5), 396–405.

By: B. Tyobeka, K. Ivanov & A. Pautz

Source: Crossref
Added: August 28, 2020

2006 journal article

Analysis of the VVER1000 coolant trip benchmark using the coupled RELAP5/PARCS code

Progress in Nuclear Energy, 48(8), 806–819.

By: A. Bousbia Salah, J. Vedovi, F. D'Auria, G. Galassi & K. Ivanov

Source: Crossref
Added: August 28, 2020

2006 journal article

Application of genetic algorithms to optimize burnable poison placement in pressurized water reactors

Annals of Nuclear Energy, 33(5), 446–456.

By: S. Yilmaz, K. Ivanov, S. Levine & M. Mahgerefteh

Source: Crossref
Added: August 28, 2020

2006 journal article

Comparative RELAP5-3D analysis in support of the NPP DBA analysis in Ukraine

Progress in Nuclear Energy, 48(8), 891–911.

By: A. Shkarupa, I. Kadenko, A. Malanich, A. Kovtonyuk & K. Ivanov

Source: Crossref
Added: August 28, 2020

2006 journal article

Development of enriched Gd-155 and Gd-157 burnable poison designs for a PWR core

Annals of Nuclear Energy, 33(5), 439–445.

By: S. Yilmaz, K. Ivanov, S. Levine & M. Mahgerefteh

Source: Crossref
Added: August 28, 2020

2006 journal article

Evaluation and enhancement of COBRA-TF efficiency for LWR calculations

Annals of Nuclear Energy, 33(9), 837–847.

By: D. Cuervo, M. Avramova, K. Ivanov & R. Miró

Source: Crossref
Added: August 28, 2020

2006 journal article

Modeling and optimization of existing beam port facility of PSBR

Annals of Nuclear Energy, 33(17-18), 1391–1395.

By: F. Alim, K. Bekar, K. Ivanov, K. Unlu, J. Brenizer & Y. Azmy

Source: Crossref
Added: August 28, 2020

2006 journal article

OECD/DOE/CEA VVER-1000 coolant transient (V1000CT) benchmark – A consistent approach for assessing coupled codes for RIA analysis

Progress in Nuclear Energy, 48(8), 728–745.

By: B. Ivanov, K. Ivanov, E. Royer, S. Aniel, U. Bieder, N. Kolev, P. Groudev

Source: Crossref
Added: August 28, 2020

2006 journal article

Sensitivity study on determining an efficient set of fuel assembly parameters in training data for designing of neural networks in hybrid genetic algorithms

Annals of Nuclear Energy, 33(5), 457–465.

By: J. Gozalvez, S. Yilmaz, F. Alim, K. Ivanov & S. Levine

Source: Crossref
Added: August 28, 2020

2006 journal article

Simulation of the VVER-1000 pump start-up experiment of the OECD V1000CT benchmark with CATHARE and TRAC-PF1

Progress in Nuclear Energy, 48(8), 922–936.

By: N. Kolev, N. Petrov, B. Ivanov & K. Ivanov

Source: Crossref
Added: August 28, 2020

2006 journal article

The PBMR steady-state and coupled kinetics core thermal-hydraulics benchmark test problems

Nuclear Engineering and Design, 236(5-6), 657–668.

By: F. Reitsma, G. Strydom, J. de Haas, K. Ivanov, B. Tyobeka, R. Mphahlele, T. Downar, V. Seker ...

Source: Crossref
Added: August 28, 2020

2004 journal article

Development of the VVER core loading optimization system

Annals of Nuclear Energy, 31(7), 747–772.

By: C. Guler, S. Levine, K. Ivanov, J. Svarny, V. Krysl, P. Mikolas, J. Sustek

Source: Crossref
Added: August 28, 2020

2004 journal article

Helios, current coupling collision probability method, applied for solving the NEA C5G7 MOX benchmark

Progress in Nuclear Energy, 45(2-4), 119–124.

By: B. Ivanov, K. Ivanov & R. Stamm'ler

Source: Crossref
Added: August 28, 2020

2004 journal article

Minimizing the gamma radiation effects to spent fuel pool walls

Annals of Nuclear Energy, 31(5), 459–480.

By: C. Tippayakul, S. Levine, K. Ivanov & M. Mahgerefteh

Source: Crossref
Added: August 28, 2020