Table 3

Summary of selected factors.

Factors Unit Factor’s definition Impacted domain
MW/s Core power gradient averaged over 1 sec Core performance
s Response time at 95% of core power i.e. time after which the core power has reached 95% of its final value Core performance
°C/s Fuel temperature gradient averaged over 1 sec Safety of the core
°C/s Core inlet temperature gradient averaged over 1 sec Safety of the steam generator
°C/s Steam generator inlet temperature gradient averaged over 1 sec Control rod use
pcm Maximum amplitude of reactivity inserted or withdrawn by the power control Control rod use and associated safety

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