ML16341B092

Donald C. Cook Nuclear Plant, Units 1 & 2, Revision 27 to Updated Final Safety Analysis Report, Chapter 6, Table 6.2-7, Single Passive Failure Analysis - Emergency Core Cooling System Recirculation Phase

ML16341B092
Person / Time
Site:	Cook
Issue date:	10/24/2016
From:	Indiana Michigan Power Co
To:	Office of Nuclear Reactor Regulation
Shared Package
ML16336A263	List: AEP-NRC-2016-42, Fire Protection Program Change Summary ML16336A225 ML16336A228 ML16336A238 ML16336A291 ML16336A292 ML16336A294 ML16336A295 ML16336A297 ML16336A298 ML16336A299 ML16336A300 ML16336A301 ML16336A302 ML16336A303 ML16336A304 ML16336A305 ML16336A306 ML16336A308 ML16336A309 ML16336A310 ML16336A311 ML16336A312 ML16336A313 ML16336A314 ML16336A315 ML16336A316 ML16336A317 ML16336A318 ML16336A319 ML16336A320 ML16336A322 ML16336A323 ML16336A324 ML16336A325 ML16336A327 ML16336A328 ML16336A329 ML16336A330 ML16336A332 ML16336A333 ML16336A334 ML16336A336 ML16336A337 ML16336A338 ML16336A339 ML16336A340 ML16336A341 ML16336A342 ML16336A345 ... further results
References
AEP-NRC-2016-42
Download: ML16341B092 (1)

Text

IINNDDIIAANNAA AANNDD MMIICCHHIIGGAANN PPOOWWEERRDD.. CC.. CCOOOOKK NNUUCCLLEEAARR PPLLAANNTTUUPPDDAATTEEDD FFIINNAALL SSAAFFEETTYY AANNAALLYYSSIISS RREEPPOORRTTRevision:16.1Table:6.2-7 Page:1 of 1SINGLE PASSIVE FAILURE ANALYSIS - EMERGENCY CORE COOLING SYSTEMRECIRCULATION PHASEFlow PathIndication of Loss of Flow PathAlternate Flow PathCOLD LEGFrom containment recirculation sump to low headcold leg injection header via the residual heatremoval pumps and the residual heat exchangers.Reduced flow in the discharge line, fromone of the residual heat exchangers (oneflow monitor in each discharge line) and/or leakage sump level alarmVia the independent identical low head flow path utilizingthe pumps second residual heat exchangerHOT LEGFrom containment recirculation sump to hot leglow - head injection header via RHR pumps andRHR heat exchangers.Same as aboveSame as aboveCOLD LEGFrom containment recirculation sump to the highhead cold leg injection header via the west residual heat removal pump, west residual heat exchanger and the safety injection pumps.Reduced flow in the discharge lines fromthe safety injection pumps (one flow monitor in each discharge line) and/or leakage sump level alarm.From containment recirculation sump to the high head coldleg injection headers via east residual heat removal pump, east residual heat exchanger and the centrifugal charging pumps cross - tie to SI pump suction.HOT LEGFrom containment recirculation sump to the highhead hot leg injection headers via west residualremoval pump, west residual heat exchanger andthe safety injection pumps.Reduced flow in the discharge lines fromthe safety injection pumps (one flowmonitor in each discharge line) and/orleakage sump level alarm.From containment spray to the high head hot leg injectionpoints via East residual heat removal heat removal pump,East residual heat exchanger and the centrifugal chargingpumps cross tie to SI Pump suction