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Agenda 1999

5th International QUENCH Workshop

Forschungszentrum Karlsruhe October 19-21, 1999

 

 

Meeting Location:

Fortbildungszentrum für Technik und Umwelt (FTU)

 

QUENCH Workshop: AULA (Ground floor)

 

 

Tuesday, October 19, 1999

8.30 h

REGISTRATION

 

9.00 h

Welcome and introduction

P. Hofmann

9.20 h

Effect of uncertainties in hydrogen/steam source terms on the analysis of hydrogen behaviour and control in severe accidents

W. Breitung, FZK

9.50 h

In-Vessel Hydrogen Source Terms during Severe Accidents

J. Starflinger, FZK

10.15 h

QUENCH program at FZK

A. Miassoedov, FZK

10.30 h

BREAK

 
     
 

QUENCH FACILITY (Chairman: A. Miassoedov)

 

11.00 h

Experimental results of the test QUENCH-03

L. Sepold, FZK

11.25 h

Metallographic post-test examination of the QUENCH-02 test bundle

M. Steinbrück, FZK

11.45 h

First results of test QUENCH-04

L. Sepold, FZK

12.15 h

Hydrogen behaviour during bundle QUENCH tests

M. Steinbrück, FZK

12.35 h

LUNCH

 

13.30 h

Influence of the thermocouple location on the measured quenching temperature

L. Sepold, FZK

13.50 h

Analytical investigations of tests QUENCH-03 and QUENCH-04

Ch. Homann, FZK

14.20 h

Survey on mechanisms triggering temperature escalations in FZK QUENCH tests

H. Steiner, FZK

14.50 h

BREAK

 
     
 

EXPERIMENTS (Chairman: M. Steinbrück)

15.10 h

Hydrogen absorption in small-scale and bundle tests

A. Miassoedov, FZK

15.30 h

Effect of oxygen content on hydrogen solubility in Zr alloys

L. Matus, KFKI

15.50h

Steam oxidation of Zr alloys with H content

L. Matus, KFKI

16.10 h

Ring compression tests with Zr alloys. The effect of H and O content

L. Maroti, KFKI

16.30 h

Status of spectral pyrometry at FZK

L. Steinbock, FZK

Wednesday, October 20, 1999

 

MODELING AND CODE SYSTEMS (Chairman: W. Hering)

 

8.30 h

TMI-2 analysis using RELAP/SCDAPSIM/MOD3.2

Ch. Allison, ISS

8.50 h

Core degradation and hydrogen generation in the TMI-2 accident with SCDAP/RELAP5

G. Bandini, ENEA

9.10 h

Reflood analyses for the EPR using SCDAP/RELAP5 mod3.2

W. Hering, FZK

9.30 h

Reflooding applications of the BWR recriticality model RECRIT

I. Lindholm, VTT Energy

9.50 h

VVER-1000 core quenching analyses with MELCOR and ICARE codes

J. Duspiva, NRI Rez

10.10 h

BREAK

 

10.30 h

The hydrogen generated as a gas and storage in Zry during water quenching

E. Garcia, ARN

11.00 h

Current status of the SVECHA/QUENCH code. Hydrogen absorption model development

M. Veshchunov, IBRAE

11.30 h

Thermal-hydraulic model of the SVECHA/QUENCH code: Current status and further development

A. Palagin, IBRAE

12.00 h

Calculation of the QUENCH experiment with MAAP

S. Marguet, EdF

12.20 h

LUNCH

 

13.20 h

Post-test calculation of the QUENCH-01 experiment using the computer code ATHLET-CD

T. Steinrötter, RUB

13.40 h

Post-test calculation of the QUENCH-01 experiment with the ICARE2 V3 code

S. Melis, IPSN

14.00 h

GUIDED TOUR THROUGH FZK AND RECEPTION BY FZK

Thursday, October 21, 1999

 

CORE DEGRADATION AND OTHER TOPICS (Chairman: T. Haste)

     

8.30 h

Experiments on the ZrO2 shell failure

A. Miassoedov, FZK

8.50 h

Modelling of the new FZK tests on ZrO2 shell failure

A. Boldyrev, IBRAE

9.10 h

UO2 and ZrO2 dissolution by molten Zircaloy

J. Stuckert, FZK

9.30 h

UO2 and ZrO2 dissolution by molten Zry. Main test conclusions from the CIT Programme

M. Veshchunov, IBRAE

10.00 h

Comparative studies on the Zry-4/air and Zry-4/O2 reaction behaviour towards air ingress scenarios

W. Krauss, FZKA

10.20 h

BREAK

 

10.50 h

Comments on the kinetic evaluation of oxidation experiments

G. Schanz, FZKA

11.00 h

Program and preliminary results of examination of spent VVER fuel behaviour under LOCA conditions

V. Smirnov, RIAR

11.30 h

Metallographic results and analysis from the post-irradiation examination of the PHEBUS FPT1 bundle

D. Bottomley, ITU

11.50 h

Conclusions from the COBE Project

T. Haste, AEAT/JRC Ispra

12.10 h

EC 5th Framework projects regarding core degradation

B. Adroguer, CEA-IPSN

     

12.30 h

CLOSURE OF THE WORKSHOP

 

12.50 h

LUNCH