[2F01-04] Tool Development for Safety Assessment

[2F03] Development of Internal Flooding Propagation Analysis System

(3)High Temperature Steam Propagation Analysis Function

*Mingxi Wei¹, Hiroyuki Fujita¹, Daisuke Fujiwara¹, Tooru Shimano¹, Takashi Takeuchi², Ken Nosaka², Naoki Takahashi² (1. TEPCO SYSTEMS CORPORATION, 2. TOKYO ELECTRIC POWER COMPANY Holdings Inc.)

Keywords:internal flooding, steam transfer, GOTHIC

A Function to estimate equipment integrity in reactor building under high temperature and pressure pipe break/leak is implemented in the system. This function utilizes GOTHIC code as an steam propagation analysis engine, which provides room temperature and humidity trend with common graphical user interface with internal flooding analysis function.