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Pressure transients analysis of a high-temperature gas-cooled reactor with direct helium turbine cycle

Abstract

The direct coupling of a gas cooled reactor with a closed gas turbine cycle leads to a specific dynamic plant behaviour, which may be summarized as follows: a) any operational transient involving a variation of the core mass flow rate causes a variation of the pressure ratio of the turbomachines and leads unavoidably to pressure and temperature transients in the gas turbine cycle; and b) very severe pressure equalization transients initiated by unlikely events such as the deblading of one or more turbomachines must be taken into account. This behaviour is described and illustrated through results gained from computer analyses performed at the Swiss Federal Institute for Reactor Research (EIR) in Wurenlingen within the scope of the Swiss-German HHT project.
Authors:
Dang, M.; Dupont, J. F.; Jacquemoud, P.; Mylonas, R. [1] 
  1. Eidgenoessisches Inst. fuer Reaktorforschung, Wuerenlingen (Switzerland)
Publication Date:
Jan 15, 1981
Product Type:
Conference
Report Number:
IWGGCR-1; CONF-800946-(Summ.)
Reference Number:
AIX-12-629883; ERA-06-036549; EDB-81-121056
Resource Relation:
Conference: IAEA specialists meeting on gas cooled reactor safety and licensing aspects, Lausanne, Switzerland, 1 Sep 1980; Related Information: In: Specialists meeting on gas-cooled reactor safety and licensing aspects, Lausanne, Switzerland, 1-3 September 1980. Summary report.
Subject:
22 GENERAL STUDIES OF NUCLEAR REACTORS; 21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS; DIRECT CYCLE COOLING SYSTEMS; TRANSIENTS; HTGR TYPE REACTORS; REACTOR ACCIDENTS; BYPASSES; COMPUTER CALCULATIONS; COMPUTERIZED SIMULATION; GAS TURBINES; HELIUM COOLED REACTORS; REACTOR LICENSING; REACTOR SHUTDOWN; ACCIDENTS; COOLING SYSTEMS; ENERGY SYSTEMS; GAS COOLED REACTORS; GRAPHITE MODERATED REACTORS; LICENSING; MACHINERY; REACTOR COMPONENTS; REACTOR COOLING SYSTEMS; REACTORS; SHUTDOWNS; SIMULATION; TURBINES; TURBOMACHINERY; 220900* - Nuclear Reactor Technology- Reactor Safety; 210300 - Power Reactors, Nonbreeding, Graphite Moderated
OSTI ID:
8469474
Country of Origin:
IAEA
Language:
English
Submitting Site:
INIS
Size:
Pages: 137-153
Announcement Date:
Oct 01, 1981

Citation Formats

Dang, M., Dupont, J. F., Jacquemoud, P., and Mylonas, R. Pressure transients analysis of a high-temperature gas-cooled reactor with direct helium turbine cycle. IAEA: N. p., 1981. Web.
Dang, M., Dupont, J. F., Jacquemoud, P., & Mylonas, R. Pressure transients analysis of a high-temperature gas-cooled reactor with direct helium turbine cycle. IAEA.
Dang, M., Dupont, J. F., Jacquemoud, P., and Mylonas, R. 1981. "Pressure transients analysis of a high-temperature gas-cooled reactor with direct helium turbine cycle." IAEA.
@misc{etde_8469474,
title = {Pressure transients analysis of a high-temperature gas-cooled reactor with direct helium turbine cycle}
author = {Dang, M., Dupont, J. F., Jacquemoud, P., and Mylonas, R.}
abstractNote = {The direct coupling of a gas cooled reactor with a closed gas turbine cycle leads to a specific dynamic plant behaviour, which may be summarized as follows: a) any operational transient involving a variation of the core mass flow rate causes a variation of the pressure ratio of the turbomachines and leads unavoidably to pressure and temperature transients in the gas turbine cycle; and b) very severe pressure equalization transients initiated by unlikely events such as the deblading of one or more turbomachines must be taken into account. This behaviour is described and illustrated through results gained from computer analyses performed at the Swiss Federal Institute for Reactor Research (EIR) in Wurenlingen within the scope of the Swiss-German HHT project.}
place = {IAEA}
year = {1981}
month = {Jan}
}