3-1-2013 Letter from VY to NRC Plan for Reliable ... - State of Vermont
3-1-2013 Letter from VY to NRC Plan for Reliable ... - State of Vermont
3-1-2013 Letter from VY to NRC Plan for Reliable ... - State of Vermont
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AREVA NP Inc. ANP-3203Revision 0<strong>Vermont</strong> Yankee Nuclear Power Station’s Overall Integrated <strong>Plan</strong> in Response <strong>to</strong> March 12, 2012Commission Order Modifying Licenses with Regard <strong>to</strong> Requirements <strong>for</strong> <strong>Reliable</strong> HardenedContainment Vents (Order Number EA-12-050)P2Qe 12During Phase 2, the primary strategy is <strong>to</strong> transfer water <strong>from</strong> the west basin <strong>to</strong> the condensates<strong>to</strong>rage tank <strong>to</strong> supplement the water available <strong>for</strong> RCIC suction and injection <strong>to</strong> cool the core.For Phase 3 the reac<strong>to</strong>r core cooling strategy is <strong>to</strong> place one loop <strong>of</strong> RHR in<strong>to</strong> service. This willbe accomplished by powering up a 4160V Class 1E Switchgear Bus <strong>for</strong> RHR and RHR ServiceWater pumps by utilizing a 4160V RRC FLEX portable diesel genera<strong>to</strong>r and supplying the RHRHeat Exchanger with water <strong>from</strong> the cooling <strong>to</strong>wer deep basin using the RHR Service Waterpumps and existing Alternate Cooling System piping.