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Development of simulation codes for some accidents in pressurized water reactors

  • Xi'an Jiaotong University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

An analysis code has been developed for evaluating the transient thermo-hydraulic behaviors of the pressurized water reactor system. A series of mathematical and physical models is considered in this code, such as the point reactor neutron kinetics model, the heat transfer model, the friction model, the thermo-physical property model and so on. All possible flow and heat transfer conditions in some accidents have been considered and their corresponding models are supplied. Gear's method is adopted for a better solution to the stiff equations. In this paper, some general accidents in the pressurized water reactors have been investigated, including the station blackout accident (SBO), the loss of flow accident (LOFA), the loss of feed water accident (LOFWA) and the reactivity insertion accident (RJA). The calculated results have been verified by the RELAP5/Mod3 and the results are satisfactory.

Original languageEnglish
Title of host publication2008 Proceedings of the 16th International Conference on Nuclear Engineering, ICONE16
Pages907-914
Number of pages8
DOIs
StatePublished - 2008
Event16th International Conference on Nuclear Engineering, ICONE16 2008 - Orlando, FL, United States
Duration: 11 May 200815 May 2008

Publication series

NameInternational Conference on Nuclear Engineering, Proceedings, ICONE
Volume2

Conference

Conference16th International Conference on Nuclear Engineering, ICONE16 2008
Country/TerritoryUnited States
CityOrlando, FL
Period11/05/0815/05/08

Keywords

  • General accidents
  • PWR
  • Safety analysis
  • Simulation code

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