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Code Manual for CONTAIN 2.0 - Federation of American Scientists

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Table C-3 Validation Matrix <strong>for</strong> Atmosphere Thermal Hydraulics and Intercell Flow Modeling (Continued)<br />

Integral Test Accident Type Reference Nodes <strong>Code</strong> Model Ranking Comment<br />

Experiment Facility or Process Version<br />

Simulated Pressure Gas<br />

Mixing<br />

FAL-3A Falcon SA, injection smi91 1 1.12 M-H <strong>for</strong> NIA Slight underprediction<strong>of</strong> the degree<strong>of</strong><br />

facility, <strong>of</strong> steam, tempera- superheatwas observed.This was<br />

open helium,and tured believedto be the result <strong>of</strong> the high<br />

system solid aerosols concentration <strong>of</strong> helium in the<br />

with inlet atmosphere and the assumed use <strong>of</strong> an air<br />

and diffusivity to approximate the helium<br />

outlet. diffusivity.<br />

ACE CSTF SA, injection Smi92a 1 1.11 H NIA The steamlgasmixturein the vesselwas<br />

<strong>of</strong> steam, well mixed.The temperatureand<br />

solid aerosols, saturationratio werepredictedwell.<br />

and iodine<br />

FIPLOC BMC T/H Smi92b 1,5, 1.10 M-H L-M Uncertaintiesin the containmentleak rate<br />

verification conditioning and 11 made accuratepressureand local<br />

experiment,F2 <strong>for</strong> aerosol temperaturecomparisonsdifficult.<br />

deposition, Significantstratificationwas observed-steam<br />

trends weregenerallypredicted. The<br />

injection transitionto well-mixedconditionswas<br />

not predicteddue to an unknown lower<br />

compartment leakage rate. A single cell<br />

calculation significantly underpredicted<br />

the measured pressure rise.<br />

DEMONA BMC T/H Smi92c 5 1.11 M-H M-H Periods <strong>of</strong> saturated and superheated<br />

A9 conditioning conditions were observed--the pressure<br />

<strong>for</strong> aerosol and local temperature were predicted<br />

deposition, well. A small degree <strong>of</strong> stratification was<br />

steam observed.<br />

injection<br />

Rev. O C-20 6/30/97

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