Published July 1997 | Version v1
Report Restricted

Advances in modelling of condensation phenomena

  • 1. Ontario Hydro Nuclear, Toronto (Canada)
  • 2. Atomic Energy of Canada Limited, Pinawa, Manitoba (Canada)

Description

The physical parameters in the modelling of condensation phenomena in the CANDU reactor system codes are discussed. The experimental programs used for thermal-hydraulic code validation in the Canadian nuclear industry are briefly described. The modelling of vapour generation and in particular condensation plays a key role in modelling of postulated reactor transients. The condensation models adopted in the current state-of-the-art two-fluid CANDU reactor thermal-hydraulic system codes (CATHENA and TUF) are described. As examples of the modelling challenges faced, the simulation of a cold water injection experiment by CATHENA and the simulation of a condensation induced water hammer experiment by TUF are described

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Additional details

Publishing Information

Imprint Title
Proceedings of the OECD/CSNI workshop on transient thermal-hydraulic and neutronic codes requirements
Imprint Pagination
824 p.
Journal Page Range
p. 472-494.
Report number
NUREG/CP--0159

Conference

Title
Organization for Economic Co-Operation and Development (OECD)/Committee on the Safety of Nuclear Installations (CSNI) workshop on transient thermal-hydraulic codes requirements.
Dates
5-8 Nov 1996.
Place
Annapolis, MD (United States).

INIS

Country of Publication
United States
Country of Input or Organization
United States
INIS RN
29024745
Subject category
S21: SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS; S99: GENERAL AND MISCELLANEOUS;
Resource subtype / Literary indicator
Conference
Descriptors DEI
C CODES; CANDU TYPE REACTORS; MATHEMATICAL MODELS; T CODES; TRANSIENTS; VAPOR CONDENSATION
Descriptors DEC
COMPUTER CODES; HEAVY WATER MODERATED REACTORS; POWER REACTORS; PRESSURE TUBE REACTORS; REACTORS; THERMAL REACTORS

Optional Information

Secondary number(s)
NEA/CSNI/R--(97)4; CONF-961192--.