[PDF] Top 20 Seismic Stability Analysis for an In-Bay Worktable for Spent Fuel Dry Storage

... the worktable is checked by comparing the seismic shear forces at the lower ends of the legs and the friction between the legs and the supporting ...to seismic loads at the legs in any direction is ... See full document

... the spent subassemblies (SA) are taken out of the reactor during refuelling are stored in spent fuel storage ...subassembly storage bay in the fuel ...the storage ... See full document

... The seismic response analyses of a freestanding spent fuel storage cask are performed for an artificial time history acceleration generated on the basis of the US NRC ...structural ... See full document

... the storage stack are developed to represent the behavior of the ...a storage stack the trays are pressed together by their own deadweight and by the weight of the fuel bundles and locked in place ... See full document

... for Spent Fuel Dry Storage Facility, NUREG-1567 provide the NRC staff guidance in reviewing the license applications, and suggest that the storage cask be designed not to tip-over for ... See full document

... acceptable storage methods for spent fuel after it is removed from the reactor ...is spent fuel pool with spent fuel (storage) racks, and another is dry cask ... See full document

... of spent fuel trays has been developed to represent the behaviour under seismic ...and spent fuel bundles are modelled as a lumped mass in tray FE ...history analysis was ... See full document

... the seismic behavior of the free-standing vertical cylindrical cask (VCC), which is widely used in existing dry storage facilities, are ...equilibrium analysis of the cask is firstly performed ... See full document

... Dry Storage Casks (DSCs) are used to store spent nuclear fuel (SNF) rods from nuclear power plants and are placed on sites adjacent to the ...interim spent fuel storage ... See full document

... years storage in the spent fuel bay of the nuclear reactor, the nuclear spent fuel is transferred to DICA that has a designed lifetime of minimum 50 ...the dry ... See full document

... new dry storage cask to store 24 PWR spent fuel assemblies for at-reactor or away-from-reactor interim storage ...The storage cask is designed to be in compliance with the ... See full document

... The seismic stability of the DCSS is based on the seismic acceleration at the CG of the cask and not based on the peak ground acceleration (PGA) at the top of the ...the seismic response at ... See full document

... Independent Spent Fuel Storage Installations (ISFSI) licensed under 10 CFR Part 72 [1] consists of arrays of freestanding dry cask storage systems resting on concrete pads constructed ... See full document

... and storage of high level nuclear waste, such as spent fuel and damaged control rods, is a critical issue in the operation of nuclear power ...long-term storage facilities so that its ... See full document

... A typical tsunami wave has a very long wavelength when it comes ashore, like a long lasting flood wave, rather than the breaking surf we commonly see at the beaches. The potential effects of such flooding on an ISFSI ... See full document

... The soil profile data indicate that this site has a soft soil foundation° Since the seismic input amplification was found to be rather sensitive to the choice of [r] ... See full document

... of fuel, and with the bottom transfer lid in ...and fuel, weighs approximately 110,200 kg (243,000 ...and fuel, concrete floor, and concrete wall beneath the floor was ... See full document

... For this reason, it is recommended that the acceptable response parameters, e.g., maximum rotation of the cask axis, be set at one-fourth of the "ultimate" value (at which the [r] ... See full document

... appears to be more than 10 % greater than on the unsensitised 20/25/Nb SS. At first sight, this may appear to be a contradiction to the previous statement that Fe oxides/hydroxides may be the more dominant oxide in the ... See full document

... nonlinear seismic model is idealized and simplified appropriately to reduce the required degrees-of- freedom in consideration of the global dynamic motion of the modules and rack during the postulated ... See full document