ML19343C980

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Submits Comments,On Behalf of Centre National De La Recherche Scientifique,On Pbf in-pile Test Program.Many Metallurgical Reactions Could Usefully Be Studied out-of- Pile W/Larger Scale Simulations
ML19343C980
Person / Time
Site: Crane Constellation icon.png
Issue date: 02/06/1981
From: Solomon A
FRANCE
To: Shewmon P
Advisory Committee on Reactor Safeguards
References
ACRS-CT-1312, NUDOCS 8104090018
Download: ML19343C980 (1)


Text

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W.JWg,;;.s; tg M;udon.12 6 February, 19 81 Sime CIRCONSCRWTION C ' '- E -

p Laboratoire de Physique des Materiaui !

1, place Aristide Briand.92;90 MEUDON I

Tdl. 534 75 50.T6ex 204135 F Labobel Dr. Paul Shewmon

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U.S. Nuclear Regulatory Commission Advisory Comittee on Reactor Safeguards Washington, D.C.

20555 J

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Dear Paul:

Paul Boehnert sent ne a set of documents justifyinn the PBF In-Unfortunateli, they arrived 21 January 1981 and I was away the following week, so I 'taven't had a lot of time to examine pile Test Program.

I hope the coments below are not too late to be useful.

them.

tiy overall reaction was that in tryinn to run in-pile simulation experiments of THI-2 type accidents, we should know more about happened to Ti1I-2.in-reactor simulations, we may not have focussed on the worst This could arise,-for example, from even the typical situation.

problems of scaling the " rubble ted" down, the variable

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questions.

A second general comment I would make is that such experiments, How can you whec performed, should try to address mitiqation more.estimite th as rat to increase the damage, increase the fission product release, and make eventual decontamination easier?

formation, and fluidization could usefully be studied out-I I am not convinced that the understanding larger scale simulations.

gained will be sionificantly less, or that the experiments proposed will have an impact on reactor licensing or operation.

l Sincerely, i

A. A. Solomon j

81040900\\%

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