Degradation of residual heat removal (RHR) system.

Recent operating experience on loss of reactor coolant inventory while In a shutdown condition.
Published: (1990)

Partial bypass of shutdown cooling flow from the reactor vessel.
Published: (1996)

RHR valve misalignment causes degradation of ECCS in PWRS.
Published: (1987)

Undetected accumulation of gas in reactor coolant system and inaccurate reactor water level indication during shutdown.
Published: (1996)

Potential for loss of shutdown cooling while at low reactor coolant levels.
Published: (1990)

Potential RHR pump loss.
Published: (1987)

Decay heat removal and natural convection in fast breeder reactors /
Published: (1981)

Optimal shutdown control of nuclear reactors /
Published: (1966)

Defective RHR replacement piping.
Published: (1984)

Turbine overspeed and reactor cooldown during shutdown evaluation.
Published: (1994)

Failures of RHR pump motors and pump internals.
Published: (1986)

Loss of residual heat removal caused by accumulator nitrogen injection.
Published: (1989)

Loss of shutdown cooling during disassembly of high pressure safety injection system check valve.
Published: (1991)

Leaking shutdown cooling isolation valves at Cooper Nuclear Station.
Published: (1994)

Loss of reactor coolant inventory and associated potential for loss of emergency mitigation functions while in a shutdown condition.
Published: (1998)

Outage planning and scheduling--impacts on risk.
Published: (2005)

Diversion of the residual heat removal pump seal cooling water flow during recirculation operation following a loss-of-coolant accident.
Published: (1989)

Unplanned return to criticality during reactor shutdown.
Published: (1992)

Potential loss of required shutdown margin during refueling operations.
Published: (1989)

Actuation of ECCS in the recirculation mode while in hot shutdown.
Published: (1980)

Loss of decay heat removal due to loss of fluid levels in reactor coolant system.
Published: (1986)

Potential for residual heat removal pump damage caused by parallel pump interaction.
Published: (1990)

Reduction of reactor coolant inventory because of misalignment of RHR valves.
Published: (1986)

Loss of flow from the residual heat removal pump during refueling cavity breakdown.
Published: (1992)

Inadequate shutdown margins.
Published: (1984)

Decay heat removal capability.
Published: (1980)

Part 21--inadequately staked capscrew renders residual heat removal pump inoperable.
Published: (2003)

Inaccurate reactor water level indication and inadvertent draindown during shutdown.
Published: (1996)

Operational issues identified in boiling water reactor trip and transient.
Published: (2000)

Assessment of RELAP5/MOD3.2 with the LSTF experiment simulating a loss of residual heat removal event during mid-loop operation /
by: Seul, K. W.
Published: (1998)

Failure of residual heat removal pump bearings due to high thrust loading.
Published: (1993)

Loss of decay heat removal--10 CFR 50.54(f).
Published: (1988)

Isolation of reactor coolant system from low-pressure systems outside containment.
Published: (1984)

Inadvertent control rod withdrawal event while shutdown.
Published: (2010)

Removal of the schedule for the withdrawal of reactor vessel material specimens from technical specifications.
Published: (1991)

Failure of remote shutdown system instrumentation because of incorrectly installed components.
Published: (1991)