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Code Manual for CONTAIN 2.0 - Federation of American Scientists

Code Manual for CONTAIN 2.0 - Federation of American Scientists

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Table C-1 <strong>CONTAIN</strong> <strong>Code</strong> Release History (Concluded)<br />

<strong>Code</strong> Version MajorImprovements,NewModels and Items<br />

(Date)<br />

1.11 Add moving-gridcalculationtechnique<strong>for</strong> solvingthe equations<strong>for</strong> aerosol<br />

(March 1991) growthby watervaporcondensation,concreteoutgassing<strong>of</strong> both bound and<br />

evaporablewaterand carbonmonoxide,generalizedtreatment<strong>of</strong> heat structure<br />

boundaryconditions,flexibility<strong>for</strong> variablesettingon restart,aerosolsettlinginto<br />

pools, volumetic displacement<strong>of</strong> atmosphereby pools, and an averagingscheme<br />

to approximategas flow velocitieswithin a cell, used <strong>for</strong> calculating<strong>for</strong>ced<br />

convection<strong>for</strong> heat structures<br />

Improvedmaterialpropertylibrary;heat and masstransfer models<strong>for</strong><br />

condensation/evaporationat structuresurface,and in ice condenserand fan<br />

coolers;and lowercell modeling<strong>of</strong> transientpool layers<br />

Improvedflexibility<strong>of</strong> user controlover plot files<br />

1.12 Add directcontainmentheating(DCH)modeling,reactorcavitymodels <strong>for</strong> high<br />

(March 1991) pressuredebris dispersaland vesselblowdown,and new model<strong>for</strong> the vapor<br />

saturation<strong>of</strong> noncondensablegas ventedinto pools<br />

Improveconcreteoutgassingmodelingto includeabilityto outgasfrom behind<br />

liners<br />

1.12V Workstationversion<strong>of</strong> release 1.12<br />

(August 1993)<br />

Add film flow on wallstructures,energyand massconservationtracking,hybrid<br />

(Octoble:1995) flow solver,pool tracking,non-idealequation<strong>of</strong> state<strong>for</strong> water,specificreactor<br />

pressurevesseland cavitymodels<strong>for</strong> DCH, CORCONMod3, and fission product<br />

library<br />

(Jun~”!997)<br />

ImprovedDCH modelsetup and heat and mass transfer<strong>for</strong> convectionand<br />

condensationon structures<br />

Improvementsin the DCH and hydrogenburn modelsand miscellaneousbug fixes.

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