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Ismo Karppinen

19992019
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Research Output 1999 2019

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Chapter or book article
2017

Comprehensive and systematic validation of independent safety analysis tools (COVA)

Hillberg, S., Karppinen, I., Silde, A., Kolehmainen, J., Dorval, E., Leskinen, J., Kurki, J., Alku, T., Lauerma, S., Skripnikov, D. & Hovi, T., 2017, SAFIR2018 - The Finnish Research Programme on Nuclear Power Plant Safety 2015-2018: Interim Report. VTT Technical Research Centre of Finland, p. 215-222 (VTT Technology, Vol. 294).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access

Development and validation of CFD methods for nuclear reactor safety assessment (NURESA)

Pättikangas, T., Ala-Juusela, J., Hovi, V., Huhtanen, R., Karppinen, I., Leskinen, J., Patel, G., Peltola, J., Rämä, T., Siikonen, T., Tanskanen, V. & Toppila, T., 2017, SAFIR2018 - The Finnish Research Programme on Nuclear Power Plant Safety 2015-2018: Interim Report. VTT Technical Research Centre of Finland, p. 253-265 (VTT Technology, Vol. 294).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
2013

Enhancement of safety evaluation tools (ESA)

Karppinen, I., Hillber, S., Inkinen, P., Lauerma, S., Kurki, J., Kolehmainen, J., Silde, A. & Huhtanen, R., 2013, SAFIR2014: The Finnish Research Programme on Nuclear Power Plant Safety 2011-2014: Interim Report. Espoo: VTT Technical Research Centre of Finland, p. 142-155 (VTT Technology; No. 80).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Uncertainty evaluation for best estimate analyses (UBEA / BEPUE)

Kurki, J., Alku, T. & Karppinen, I., 2013, SAFIR2014: The Finnish Research Programme on Nuclear Power Plant Safety 2011-2014: Interim Report. Espoo: VTT Technical Research Centre of Finland, p. 212-218 (VTT Technology; No. 80).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

2011

Improved Thermal Hydraulic Analysis of Nuclear Reactor and Containment (THARE): THARE summary report

Karppinen, I., Hillberg, S., Inkinen, P., Lauerma, S., Luukka, J., Kurki, J., Silde, A. & Huhtanen, R., 2011, SAFIR2010: The Finnish Research Programme on Safety 2007-2010: Final Report. Espoo: VTT Technical Research Centre of Finland, p. 204-215 (VTT Tiedotteita - Research Notes; No. 2571).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
Nuclear reactors
Hydraulics
Nuclear power plants
Computational fluid dynamics
Experiments
2009

Improved thermal hydraulic analyses of nuclear reactor and containment (THARE): THARE summary report

Karppinen, I., Hillberg, S., Inkinen, P., Lauerma, S., Kurki, J., Hänninen, M., Huhtanen, R. & Niemi, J., 2009, SAFIR2010: The Finnish Research Programme on Nuclear Power Plant Safety 2007-2010: Interim Report. Espoo: VTT Technical Research Centre of Finland, p. 173-181 (VTT Tiedotteita - Research Notes; No. 2466).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
Nuclear reactors
Hydraulics
Test facilities
Nuclear power plants
Condensation

The integration of thermal-hydraulics (CFD) and finite element (FEM) computer codes in liquid and solid mechanics (MULTIPHYSICS): MULTIPHYSICS summary report

Brandt, T., Lestinen, V., Toppila, T., Kähkönen, J., Timperi, A., Pättikangas, T. & Karppinen, I., 2009, SAFIR2010: The Finnish Research Programme on Nuclear Power Plant Safety 2007-2010: Interim Report . Espoo: VTT Technical Research Centre of Finland, p. 249-260 (VTT Tiedotteita - Research Notes; No. 2466).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
Mechanics
Computational fluid dynamics
Hydraulics
Liquids
Pressure vessels
2006

THEA summary report

Karppinen, I., 2006, SAFIR. The Finnish Research Programme on Nuclear Power Plant Safety 2003-2006 : Final Report. Espoo: VTT Technical Research Centre of Finland, p. 156-165 (VTT Tiedotteita - Research Notes; No. 2363).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
Test facilities
Boron
Porous materials
Condensation
Computational fluid dynamics
2000

TOKE special report: Modelling of PACTEL with APROS5 simulation environment

Leppänen, A-P., Karppinen, I. & Puska, E. K., 2000, FINNUS: The Finnish Research Programme on Nuclear Power Plant Safety: Interim Report 1999 - August 2000. Espoo: VTT Technical Research Centre of Finland, p. 168-178 (VTT Tiedotteita - Research Notes; No. 2057).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
environment simulation
graphical user interface
theses
hydraulics