Predictions of vapor superheat in a rod bundle geometry with modified RELAP5/MOD2
Conference
·
· Trans. Am. Nucl. Soc.; (United States)
OSTI ID:5716804
Analysis of a recent nine (3 x 3)-rod bundle post critical heat flux (CHF) test from the Lehigh Univ. test facility with RELAP5/MOD2 cycle 36.02 has shown that the code grossly underpredicts the vapor superheats. Similar results have been reported in the analysis of FLECHT-SEA-SET experiments. This indicated that RELAP5 vapor-to-droplet interfacial heat transfer needs to be revised. Reasonable agreement with the measurements are achieved by implementing in the code a new vapor/droplet heat transfer correlation. In addition, a comparison between several interfacial heat transfer correlations is performed.
- Research Organization:
- Texas A and M Univ., College Station
- OSTI ID:
- 5716804
- Report Number(s):
- CONF-870601-
- Journal Information:
- Trans. Am. Nucl. Soc.; (United States), Journal Name: Trans. Am. Nucl. Soc.; (United States) Vol. 54; ISSN TANSA
- Country of Publication:
- United States
- Language:
- English
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OSTI ID:7124392
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Conference
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Wed Dec 31 23:00:00 EST 1986
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·
OSTI ID:6946733
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