The slcs is a backup to the reactor protection system.
Emergency containment spray backup system.
Accident a plant may lose access to this power supply and thus may be required to generate its own power to supply its emergency systems.
Css containment spray system dba design basis accident dch direct containment heating ddt deflagration to detonation transition dps diverse protection system ecsbs emergency containment spray backup system edg emergency diesel generator es equipment survivability esw essential service water evse ex vessel steam explosion.
Usnrc secy 93.
Importance analysis is performed for.
2016 7 non proprietary apr1400 e n ec 16001 np.
15 th pre application meeting acrs meeting apr 20 21.
Containment spray system.
Apr1400 has several mitigative features including ecsbs emergency containment spray backup system against severe accidents such as sbo loca loss of coolant accidents and so on.
Batteries often form the final redundant backup electrical system and are also capable of providing sufficient electrical power to shut down a plant.
An emergency containment spray backup system ecsbs for severe accident management.