Exact(2)
A new furnace system has been designed, built, and tested to perform high temperature accident tests.
The software were applied to analyze the transient thermal-hydraulic characteristics of the loss of feed-water accident, the double loops loss-of-flow accident, the reactivity insertion accident, the sudden increase of feed-water temperature accident and the loss of offsite power accident for the Qinshan nuclear power plant in China.
Similar(58)
SG feed water temperature reduction accident, and complete loss of Class IV accident were conducted.
In the SG feed water temperature reduction accident, a new balance of neutron and thermal hydraulic is reached and the core power increases by 5% at last.
The potential of carbonaceous particulate generation due to frictional contact at the surface of pebbles and the ensuing entrainment and transport into the gas coolant are safety concerns at elevated temperatures under accident scenarios such as air ingress in the high temperature gas-cooled reactor.
The heatwave is piling pressure on England's already over-stretched A&E services, with last week being the busiest so far this year – while rising temperatures indicate accident and emergency departments could come under even more pressure next week.
These results show that ytterbium doped coatings are possible candidates for high temperature resistance of accident tolerant fuel coatings.
The design basis for containment temperature is Main Steam Line Break MSLBB) accident at power of 2830.5 MWt, which results in peak vapor temperature of 387.6 °F.
However, these capabilities may be significantly impacted if air was to replace Helium in the high temperature graphite under accident scenarios.
In this context, it must be mentioned that the present coated particle design has not yet been optimized for the combination of high burn-up and high temperature resistance under accident conditions.
This behavior should decrease the energy release due to oxidation and allow the cladding to remain integral longer in the presence of high temperature steam, making accident mitigation more likely.
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