Research output per year
Research output per year
Research output
- 35 results
Search results
-
2025
Test program and numerical studies on reinforced concrete slabs impacted by liquid-filled missiles
Heckötter, C., Vepsä, A. & Sievers, J., 15 Apr 2025, In: Nuclear Engineering and Design. 435, 113891.Research output: Contribution to journal › Article › Scientific › peer-review
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2024
Combined Bending And Punching Damage of Reinforced Concrete Slabs Under Impact Loading: Tests on Influence of Scale Effect
Fedoroff, A., Darraba, A., Ghadimi Khasraghy, S., Heckötter, C., Sawada, S., Corrêa Soares, G., Tarallo, F., Vepsä, A. & Sagals, G., 2024, Transactions of the SMiRT 27. International Association for Structural Mechanics in Reactor Technology IASMiRT, 10 p. (Transactions of SMiRT; No. 27).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific
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2022
Bending damage of reinforced concrete slabs subjected to soft missile impact, Part I: Resent tests on influence of inclined impact
Vepsä, A., Darraba, A., Fedoroff, A., Heckötter, C., Sawada, S., Schneeberger, C. & Tarallo, F., Jul 2022, Transactions, SMiRT-26 : Structural Mechanics in Reactor Technology. International Association for Structural Mechanics in Reactor Technology IASMiRT, 10 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific
Open Access -
Historical review of impact test carried out at VTT
Vepsä, A., Calonius, K., Fedoroff, A. & Saarenheimo, A., Jul 2022, Transactions, SMiRT-26: Structural Mechanics in Reactor Technology. International Association for Structural Mechanics in Reactor Technology IASMiRT, 10 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific
Open Access -
Impact testing in VTT
Fedoroff, A., Calonius, K., Vepsä, A. & Saarenheimo, A., Jul 2022, Transactions, SMiRT-26: Structural Mechanics in Reactor Technology. International Association for Structural Mechanics in Reactor Technology IASMiRT, 9 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific
Open Access -
Punching failure of reinforced concrete slabs subjected to hard missile impact: Part II, Recent tests and analyses on inclined impact
Calonius, K., Saarenheimo, A., Fedoroff, A. & Vepsä, A., Jul 2022, Transactions, SMiRT-26: Structural Mechanics in Reactor Technology. International Association for Structural Mechanics in Reactor Technology IASMiRT, 10 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific
Open Access -
Punching failure of reinforced concrete slabs subjected to hard missile impact: Part I, Recent test on influence of slab thickness and shear reinforcement
Vepsä, A., Heckötter, C., Darraba, A., Fedoroff, A., Sawada, S., Schneeberger, C. & Tarallo, F., Jul 2022, Transactions, SMiRT-26: Structural Mechanics in Reactor Technology. International Association for Structural Mechanics in Reactor Technology IASMiRT, 10 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific
Open Access -
Test program and numerical studies on reinforced concrete slabs impacted by liquid-filled missiles
Heckötter, C., Vepsä, A. & Sievers, J., Jul 2022, Transactions, SMiRT-26: Structural Mechanics in Reactor Technology. International Association for Structural Mechanics in Reactor Technology IASMiRT, 10 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific
Open Access -
2017
Experimental and numerical methods for external event assessment improving safety (ERNEST)
Vepsä, A., Calonius, K., Fedoroff, A., Fülöp, L., Jussila, V., Saarenheimo, A., Varis, P., Fälth, B., Lund, B. & Tuomala, M., 2017, SAFIR2018 - The Finnish Research Programme on Nuclear Power Plant Safety 2015-2018: Interim Report. Hämäläinen, J. & Suolanen, V. (eds.). VTT Technical Research Centre of Finland, p. 89-103 (VTT Technology, Vol. 294).Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional
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Experimental and numerical studies on vibration propagation
Saarenheimo, A., Calonius, K., Fedoroff, A., Tuomala, M. & Vepsä, A., 2017, 24th International Conference on Structural Mechanics in Reactor Technology 2017 (SMiRT 24). International Association for Structural Mechanics in Reactor Technology IASMiRT, Vol. 3. p. 1760-1769 (Transactions of the International conference on structural mechanics in reactor technology, Vol. 24).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
Open Access -
Impact testing of reinforced concrete slabs for combined shear punching and bending behaviour
Vepsä, A., 2017, VTT Technical Research Centre of Finland. 63 p. (VTT Research Report, Vol. VTT-R-00267-17).Research output: Book/Report › Report
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Numerical sensitivity studies on vibration propagation and damping
Saarenheimo, A., Calonius, K., Fedoroff, A., Tuomala, M. & Vepsä, A., 2017, 24th International Conference on Structural Mechanics in Reactor Technology 2017 (SMiRT 24). International Association for Structural Mechanics in Reactor Technology IASMiRT, Vol. 3. p. 1770-1779 (Transactions of the International conference on structural mechanics in reactor technology, Vol. 24).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
Open Access -
Soft impact testing of a wall-floor-wall reinforced concrete structure
Vepsä, A., Calonius, K., Saarenheimo, A., Aatola, S. & Halonen, M., 1 Jan 2017, In: Nuclear Engineering and Design. 311, p. 86-103Research output: Contribution to journal › Article › Scientific › peer-review
14 Citations (Scopus) -
2015
Experimental characterisation of sprays resulting from impacts of liquid-containing projectiles
Hostikka, S., Silde, A., Sikanen, T., Vepsä, A., Paajanen, A. & Honkanen, M., 2015, In: Nuclear Engineering and Design. 295, p. 388-402Research output: Contribution to journal › Article › Scientific › peer-review
10 Citations (Scopus) -
Impact testing of a wall-floor-wall reinforced concrete structure
Vepsä, A., Aatola, S., Calonius, K. & Halonen, M., 2015.Research output: Contribution to conference › Conference article › Scientific
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Testing and modelling of phenomena arising in an aircraft impact against concrete structures
Vepsä, A., Calonius, K. & Saarenheimo, A., 2015, In: ATS Ydintekniikka. 44, 2, p. 25-27Research output: Contribution to journal › Article › Professional
Open Access -
2014
Experimental and numerical studies on impact loaded reinforced concrete structures
Saarenheimo, A., Calonius, K., Vepsä, A. & Tuomala, M., 2014, Proceedings of NSCM-27: The 27th Nordic Seminar on Computational Mechanics. Stockholm: KTH Royal Institute of Technology, 5Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Scientific
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Impact Testing of reinforced Concrete Slabs
Vepsä, A. & Hakola, I., 2014, Papers from XIII Nordic concrete recearch symposium. The Nordic Concrete Federation (NCF), p. 123-126 (Nordic Concrete Research, Vol. 50).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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2013
Impact 2014 (IMPACT2014) and structural mechanics analyses of soft and hard impacts (SMASH)
Hakola, I., Saarenheimo, A., Vepsä, A., Calonius, K., Hostikka, S., Kuutti, J., Silde, A., Sikanen, T. & Tuomala, M., 2013, SAFIR2014.:The Finnish Research Programme on Nuclear Power Plant Safety 2011-2014: Interim Report. Espoo: VTT Technical Research Centre of Finland, p. 344-362 (VTT Technology; No. 80).Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional
Open Access -
RI-ISI analyses and inspection reliability of piping systems (RAIPSYS)
Cronvall, O., Alhainen, J., Kaunisto, K., Männistö, I., Silvonen, T. & Vepsä, A., 2013, SAFIR2014: The Finnish Research Programme on Nuclear Power Plant Safety 2011-2014: Interim Report. Espoo: VTT Technical Research Centre of Finland, p. 302-312 (VTT Technology; No. 80).Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional
Open Access -
2012
Impact tests for IRIS_2010 benchmark exercise
Vepsä, A., Saarenheimo, A., Tarallo, F., Rambach, J.-M. & Orbovic, N., 2012, In: Journal of Disaster Research. 7, 5, p. 619-628Research output: Contribution to journal › Article › Scientific › peer-review
Open Access9 Citations (Scopus) -
Sensitivity studies on a bending wall of IRIS_2010 benchmark exercise
Saarenheimo, A., Tuomala, M., Välikangas, P. & Vepsä, A., 2012, In: Journal of Disaster Research. 7, 5, p. 629-637Research output: Contribution to journal › Article › Scientific › peer-review
Open Access3 Citations (Scopus) -
2011
IMPACT2010 (IMPACT) and Structures under Soft Impact (SUSI): IMPACT and SUSI joint report
Calonius, K., Hakola, I., Hostikka, S., Saarenheimo, A., Silde, A., Vepsä, A. & Tuomala, M., 2011, SAFIR2010: The Finnish Research Programme on Safety 2007-2010: Final Report. Espoo: VTT Technical Research Centre of Finland, p. 490-519 (VTT Tiedotteita - Research Notes; No. 2571).Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional
Open Access -
Risk-informed Inspections of Piping (PURISTA): PURISTA summary report
Simola, K., Cronvall, O., Männistö, I., Sarkimo, M. & Vepsä, A., 2011, SAFIR2010: The Finnish Research Programme on Safety 2007-2010: Final Report. Espoo: VTT Technical Research Centre of Finland, p. 357-367 (VTT Tiedotteita - Research Notes; No. 2571).Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional
Open Access -
2009
Risk-informed inspections of piping (PURISTA): PURISTA summary report
Simola, K., Cronvall, O., Männistö, I., Sarkimo, M. & Vepsä, A., 2009, SAFIR2010: The Finnish Research Programme on Nuclear Power Plant Safety 2007-2010 : Interim Report . Espoo: VTT Technical Research Centre of Finland, p. 326-338 (VTT Tiedotteita - Research Notes; No. 2466).Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional
Open Access -
Safety research on impact loaded structures
Calonius, K., Hakola, I., Halonen, M., Hietalahti, J., Järvinen, E., Kuutti, J., Lapinluoma, L., Mäkinen, J., Saarenheimo, A. & Vepsä, A., 2009, Scientific activities in Safety and Security 2009. Rouhiainen, V. (ed.). Espoo: VTT Technical Research Centre of Finland, p. 46 - 47Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional
Open Access -
2008
Operational displacement shape based estimation of vibration borne stress variation in a pipeline
Vepsä, A., 2008, Proceedings of the IMAC-XXVI: A conference & Exposition on Structral Synamics. Orlando, Florida, USA, 4 - 7 Feb. 2008. Vol. 4. p. 2333-2346Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Rakennukseen siirtyvän liikennetärinän arviointi
Talja, A., Vepsä, A., Kurkela, J. & Halonen, M., 2008, Espoo: VTT Technical Research Centre of Finland. 176 p. (VTT Tiedotteita - Meddelanden - Research Notes; No. 2425).Research output: Book/Report › Report
Open Access -
2006
Vibration study of a secondary feed water pipeline RL61 of the Loviisa nuclear power plant
Vepsä, A., 2006, Espoo: VTT Technical Research Centre of Finland. 27 p. (VTT Research Report; No. VTT-R-00712-06).Research output: Book/Report › Report
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2005
Application of finite element model updating to a feed water pipeline of a nuclear power plant
Vepsä, A. (Corresponding Author), Haapaniemi, H., Luukkanen, P., Nurkkala, P. & Saarenheimo, A., 2005, In: Nuclear Engineering and Design. 235, 17-19, p. 1849 - 1865 17 p.Research output: Contribution to journal › Article › Scientific › peer-review
8 Citations (Scopus) -
Preliminary studies for missile tests
Saarenheimo, A., Martikainen, H., Tuomala, M. & Vepsä, A., 2005, Espoo: VTT Technical Research Centre of Finland. 92 p. (VTT Research Report; No. BTUO72-041292).Research output: Book/Report › Report
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RI-ISI pilot study of the Shut-down cooling system of the Olkiluoto 1/2 NPP units
Simola, K., Holmberg, J.-E., Cronvall, O., Männistö, I. & Vepsä, A., 2005, Espoo: VTT Technical Research Centre of Finland. 67 p. (VTT Tuotteet ja tuotanto. Tutkimusraportti; No. BTUO72-051318).Research output: Book/Report › Report
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2004
Determining operational loading from operational displacement shapes
Saarenheimo, A., Haapaniemi, H., Luukkanen, P., Nurkkala, P. & Vepsä, A., 2004, Proceedings of the 22nd IMAC Conference and Exposition 2004. p. 635-642Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Operational modal analysis of a piping system
Nurkkala, P., Haapaniemi, H., Luukkanen, P., Saarenheimo, A. & Vepsä, A., 2004, Proceedings of the 22nd Conference on structural dynamics, IMAC XXII . 7 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review