ML12132A327

2012 Dresden Nuclear Power Station Initial License Examination ES-D-1 ILT-N-4

ML12132A327
Person / Time
Site:	Dresden
Issue date:	04/05/2012
From:	David Reeser Operations Branch III
To:	Nelson J Exelon Generation Co
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References
Download: ML12132A327 (1)

Text

TQ-AA-151-F10 Revision 0 Page 1 of 1 SRRS: 3D.105 Scenario Outline Station: Dresden Generating Station Scenario No.: ILT-N-4 Class ID:

Evaluators Operators

/ crew position 11-1 (2012-301)

/ ATC

/ BOP Initial Conditions:

/ CRS Initial Power = 50%

Turnover:

Maintain load per TSO direction.

Event No.

Malf.

No.

Event Type*

Event Description 1

NONE C

BOP TBCCW - Pump, Swap Due To Degrading Pump 2

B02 C / T ATC RPS - MG Set, Trips / Re-energize From Reserve Power 3

NII12POT NIA2POT I / T ATC NI - APRM, Fails With Partial Half Scram 4

H21 C

ATC FW - Cond/Bstr Pump, Trips Due To Overcurrent 5

ICTUBLK C / T BOP ISO COND - System, Tube Leak 6

K50 C

BOP TURBINE AUX - Loss Of All Turbine Seal Oil, With Failure Of ESOP To Start 7

I21 M

TEAM Manual Scram - Steam Leak in the Drywell.

8 I21 K23 K40 M

TEAM EMERGENCY DEPRESSURIZE - On Exceeding Primary Containment Pressure Due To Steam Leak inside the Drywell And Partial Loss of Ability to Spray the Drywell

• (N)ormal, (R)eactivity, (I)nstrument, (C)omponent, (M)ajor, (T)ech Spec