[PDF] Top 20 Study of isolation valve for sodium fast reactor
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Study of isolation valve for sodium fast reactor
... Words: Valve, Sodium, Isolation ...(Advanced Sodium Technological Reactor for Industrial Demonstration) project is a technological integration prototype intended for the ... Voir le document complet
11
Characterization, simulation and improvement of spacer pads mechanical behaviour for sodium fast reactor fuel subassemblies
... the reactor core, depending on the subassembly position and the core ...depends of the loadings on the other ...this study in order to simplify the ...variation of the distance from the pad to ... Voir le document complet
11
Study and Evaluation of Innovative Fuel Handling Systems for Sodium-Cooled Fast Reactors: Fuel Handling Route Optimization
... the reactor roof, supported by the con- crete loor with a valve to ensure isolation from the primary circuit at the argon cover gas ...half-angle of the ramp, that is, 8.5 ∘ , to present the ... Voir le document complet
16
Study On Cobalt Free Hardfacing Materials For Wear Resistance In Sodium Fast Reactors
... ongoing study concerning the selection of cobalt free hardfacing materials for wear resistance in the French Sodium Fast Neutron Reactor ASTRID, currently under ...the ... Voir le document complet
11
Optimization of a sodium-cooled fast reactor operation with a gas power conversion system during a loss of off-site power
... the reactor scram is to remove the decay ...As for the standard procedure, 30 seconds after the IE, emergency electrical supplies are available to ensure a primary mass flow rate of 25% of its ... Voir le document complet
14
Toward an improved methodology to simulate the initiating phase of a severe accident in a Sodium Fast Reactor
... quantification of bias corresponding to the current computational methodology for simulating the IP of severe accidents on ...extension of existing modeling capabilities is ...use of ... Voir le document complet
11
Numerical analysis of core thermal-hydraulic for sodium-cooled fast reactors
... difficulty of a refined CFD simulation arises from the complex geometry of the S/As, which requires a large number of mesh cells for the fluid domain and hence long computational ...STAR-CCM+) ... Voir le document complet
14
Investigation of tailored SiC/SiC composites for Sodium-cooled Fast Reactors
... safety of nuclear reactors require the development of new types of reactors (GEN-IV systems) which can work as breeder (producing more fuel that it consumes) and can offer the possibility of ... Voir le document complet
6
On the benefit of fast-neutron reactor fuel depletion for transportation
... in isolation according the IAEA regulation [11] for the transport of radioactive material and under Accidental Conditions of Transport ...shell of the cask is directly surrounded by a ... Voir le document complet
10
Multi-objective optimization of sub-assemblies design towards static mechanical equilibrium of sodium-cooled fast reactor core
... Scheme of the methodology to create the design of ...number of HARMONIE V2 simulations required to create one point of the design of experiments is defined according to Wilks’ formula, ... Voir le document complet
11
Degraded core relocation in Sodium-cooled Fast Reactor severe accident $-$ particle-size debris flow
... years of design, manufacturing, commissioning, operation and functioning experience, SFR systems have demonstrated several intrinsic advantages but raised also various problematic areas that still lack the ... Voir le document complet
5
Analysis of the impacts of homogeneous minor actinides loading in low void effect sodium fast reactor cores
... radiotoxicity of nuclear waste and limit their short-term decay ...the sodium void worth. Analysis of these impacts was used in the past to establish limit on max- imal minor actinides loading in a ... Voir le document complet
8
Study of ultrasound wave propagation in a heterogeneous fluid medium for the monitoring of an operating sodium-based nuclear reactor
... simulation of acoustic wave propagation with a realistic temperature field 105 ...Fluctuation of acoustic signals First, we investigate the transition of the deviated wave front at the farthest y-z ... Voir le document complet
136
Loss of off-site power transient analysis for a sodium-cooled fast reactor equipped with a gas power conversion system and preliminary optimisation of its operation
... set of simulations and must be as representative as possible of the simulator in the variation domain of ...set of code simulations, namely the learning sample, is needed. For this, the ... Voir le document complet
27
Towards spatial kinetics in a low void effect sodium fast reactor: core analysis and validation of the TFM neutronic approach
... field of this TFM approach to fast reactors with a heterogeneous core such as the sodium fast ...reactor. For sodium fast reactors with a low void effect based on a ... Voir le document complet
15
Modeling of underexpanded reactive CO2-into-sodium jets, in the frame of sodium fast reactors
... attempts of modeling SWR exist in ...model for studying a steam generator tube failure scenario on a 2D domain: a tube sheet is considered, with one tube ...effect of a dispersed phase like particles ... Voir le document complet
168
Base isolation case study
... In addition, base isolation design should start first in a simpler way, the equivalent lateral force procedure should occur before the complicated time history analy[r] ... Voir le document complet
52
Core design and reactor physics of a breed and burn gas-cooled fast reactor
... Despite the large reactivity worth associated with control rod ejection at the EOEC (which could be corrected with a control rod design change) the advanced core has consiste[r] ... Voir le document complet
248
Innovative Sodium Fast Reactors Control Rod Design
... calculation of efficiency and evolution of isotopes’ concentrations under ...code[12] for fast reactors ...Method of Characteristic’s (MOC) are already implemented in ...simulation ... Voir le document complet
11
Teaching Sodium Fast Reactors in CEA
... objectives of the Sodium School (ESML) are to synthesize knowledge, to share it between CEA experimental facilities operators and consequently to support R&D activities, to train operators able to work ... Voir le document complet
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