ML20071K154

Proposed Tech Specs to Increase Flow Capacity of Control Room Emergency Filter System

ML20071K154
Person / Time
Site:	Cooper
Issue date:	07/26/1994
From:	NEBRASKA PUBLIC POWER DISTRICT
To:
Shared Package
ML20071K128	List: ML20071K123 ML20071K154
References
NLS940006, NUDOCS 9407290249
Download: ML20071K154 (3)

Text

. _ - _ _ - - . . _= ._

l 1

Attachment to ]

NLS940006 July 25,1994 .

t i

i i

APPENDIX A j MARKED-UP AND REVISED AFFECTED TECHNICAL SPECIFICATION PAGE 215a  !

i l

i l

1 l

9407290249 940726 PDR ADOCK 05000298 P PDR

L*TSITING CONDTTIONS FOR OPFPATION WRVFIT TANCF RFOUTREMFNTS 3.'12.A (cont'd) 4.12.A (cont'd)

A. Control Room Emergency Filter System A. Control Room Emer'ent v Filter System

1. Except as specified in Specification 1.a. At least once per OPERATING CYCLE, l 3.12.A.2 below, the Control Room the pressure drop across the

! Emergency Filter system, the diesel combined HEPA filters and charcoal generators required for operation of absorber banks shall be demonstrated this system and the main control to be less than 6 inches of water at room air radiation monitor shall be system design flowrate. l g OPERABLE at all times when PRIMARY +

or SECONDARY CONTAINMENT INTEGRITY b. The tests and sample analysis of l I is required. The emergency bypass Specifications 4.12.A.1.c and fan shall be demonstrated to provide 4.12.A.1.d shall be performed at l

< 1000 CFM. least once every 18 months for standby service or after every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of system operation and following significant painting, fire or chemical release in any ventilation zone communicating with the system.

c. The results of the in-place cold DOP l 1eak tests on the HEPA filters shall show = 99% DOP removal. The results of the halogenated hydrocarbon leak tests on the charcoal adsorbers shall show = 99% halogenated l hydrocarbon removal. The DOP and halogenated hydrocarbon tests shall l 2. From and after the date that the be performed at the system design Control Room Emergency Filter system flowrate, is made or found to be inoperable for any reason, reactor operations d. The results of laboratory carbon are permissible only during the sample analysis shall show = 99%

succeeding seven days unless the radioactive methyl iodide removal system is sooner made OPERABLE. with inlet conditions of: velocity i l Refueling requirements are as = 39 FPM, = 1.75 mg/m' inlet iodide l specified in Specification 3.10.G. concentration, = 95% R.H. and I s 30*C. I l 3. If these conditions cannot be met, g reactor SHUTDOWN shall be initiated c. Cold DOP testing shall be performed l g and the reactor shall be in COLD after each complete or partial g SHUTDOWN within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />. replacement of the HEPA filter bank or after any structural maintenance on the system housing.

f. Halogenated hydrocarbon testing l shall be performed after each complete or partial replacement of the charcoal absorber bank or after any structural maintenance on the system housing,

g. The system shall be operated at l 1 east 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> every month.

h. At least once per OPERATING CYCLE l automatic initiation of the system '

shall be demonstrated.

i. At least once per OPERATING CYCLE demonstrate the Control Room Emergency Filter System can maintain positive pressure relative to adj acent areas at a flowrate of

< 1000 CFM.

-215a-

IIMITING CONDITIONS FOR OPEPATION SURVETHANCE REOUTPEMFN M 3.12.A (cont'd) 1 4.12.A (cont'd) I l A. Control Roo .mercenev Filter System A. Control Room Emerrency Filter System l

1. Except as[specified in Specification 1. A. t least on'ce per @ erating cyc 3.12.A.-P below, the Control Room the pressure drop across the Emergency Filter system, the diesel combined HEPA filters and charcoal generators required for operation of . Ry absorber banks shall be demonstrated this system and the main control .or to be.less than 6 inches of water at '

room air radiation monitor shall be [ h system design flow rate.

'~

(operable ) at all times whens

{ containment integrity)is required. Au caps _ _ _

1 w Qh ___

4.la.A.I.C. *h M* A*

K'/. The results of the in-place cold DOP A-m,The tests and scmp"T~~ analysis of

(,, leak tests on the HEPA filters shall ,

h Spe iticationO 3.12.A.2 shall be show 2 99% DOP removal. The results >

perfo~rmed at least once every of the halogenated hydrocarbon leak 5 18 months for standby service or tests on the charcoal adsorbers h after every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of system shall .show 2g9% halogenated i operation and following significant hydrocarbon removal. The DOP and g paintin5, fire or chemical release halogenated hydrocarbon tests shall ) in any ventilation zone be performed at _ _f lowrate,# f j ' '

communicating with the system.

f6e AgNunh5 (

j*p. The results o a oratory carbon 4 ,

Cold DOP testing shall be performed sample analysis shall show 299%

radioactive methyl iodide removal f ,

after each complete replacement of the HEPA filter bank or partial with inlet conditions of: velocity j or after any structural maintenance 2 FPM, y.75 mg/m inlet iodide a

on the system housing.

concentration, 2 95% R.H. and $)0'C. )

=

w y . 'he emergehey bypass fan shall be' Halogenated hydrocarbon testing A r to provide CFM +M. shall be performed after each i

complete or partial replacement of k/ON_ the charcoal absorber bank or after hQ

-~

i any structural maintenance on the g, , u, .n. A. . [

. The system shall be operated at g h( Og least 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> every month.

a.

g.

From and after the date that the /. At least once per (perating cyc @

Control Room Emergency Filter system h automatic initiation of the system is made or found to be inoperable shall be demonstrated. ,

for any reason, reactor operations . A ~

are permissible only during the /\)tw JR 4./2,. A.l.1 succeeding seven days unless the '

system is sooner made o erable Refueling requirements ae as &w, ecified in Specification 3.10.G. 1 pe OfERATIA/G 3

y If t se_condit_ ions cannot be met, i C VCLE clemenMemh O 08Med i

reactor chutdown shall be initiated 8 co,% Ernegem y FI.6e, 4 dem and the reactor shall be sutdown]within24 hours.

in Q h Ch rn64cM f 6.ud h jW C s t

0 A463 6.4, k okaged &JV EI A oWatt of d-.10D0CfIn)

-215a- 0 ',/2 2 /9 3-  !

. _ _ _