Oral presentation

III. Fission Energy Engineering » 304-1 Thermal Hydraulics, Energy Conversion, Energy Transfer, Energy Storage

[2F10-16] Thermal Hydraulics at Accidents

Thu. Sep 14, 2017 2:45 PM - 4:40 PM Room F (C214 - C Block)

Chair:Yasuo Koizumi (JAEA)

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2:45 PM - 3:00 PM

[2F10] Experiments on Influences of Injecting Seawater and Boric Acid under Severe Accident Conditions

(7)Boiling concentration of sea water and blockage with precipitated salt in 5x5 bundle geometry

*Masahiro Furuya¹ (1. CRIEPI)

3:00 PM - 3:15 PM

[2F11] Experiments on influences of injecting seawater and boric acid under severe accident conditions

(8)Characterization of salt deposit layer growth and cladding temperature of heated rod bundles

*miyuki akiba¹, akitoshi hotta¹, retsu kojo¹ (1. NRA)

3:15 PM - 3:30 PM

[2F12] Evaluation of Fission Product Release during the NPP Severe Accident

(19)Improvement of Molybdenum Release Model in the SAMPSON Code

Ayumi Itoh¹, *Hidetoshi Karasawa¹, Marco Pellegrini¹, Masanori Naitoh¹ (1. Institute of Applied Energy)

3:30 PM - 3:45 PM

[2F13] Evaluation of Fission Product Released during the NPP Sevier Acccident

(20)Evaluation of Cs Deposition Distribution in the Primary Circuit by Phebus FPT1 Test Analysis

*Hidetoshi Karasawa¹, Ayumi Itoh¹, Marco Pellegrini¹, Masanori Naitoh¹ (1. The Institute of Applied Energy)

3:45 PM - 4:00 PM

[2F14] Study on the influence of internal structures of reactor containment vessel on density stratified layer erosion during a severe accident

*Satoshi Abe¹, Masahiro Ishigaki¹, Yasuteru Sibamoto¹, Taisuke Yonomoto¹ (1. Japan Atomic Energy Agency)

4:00 PM - 4:15 PM

[2F15] The CIGMA facility experiment on containment vessel outer surface cooling

Effect of initial gas composition (2)

*Masahiro Ishigaki¹, Satoshi Abe¹, Yasuteru Sibamoto¹, Taisuke Yonomoto¹ (1. JAEA)

4:15 PM - 4:30 PM

[2F16] Study on Air Ingress Phenomena during a Depressurization Accident of VHTR

(2)Discussion on Onset Time of Natural Circulation

*Tetsuaki Takeda¹ (1. University of Yamanashi)

Time reserved for Chair (4:30 PM - 4:40 PM)

Session information