ML20099B012
| ML20099B012 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 12/28/1978 |
| From: | METROPOLITAN EDISON CO. |
| To: | |
| Shared Package | |
| ML20099A192 | List: |
| References | |
| FOIA-96-207 NUDOCS 8001300469 | |
| Download: ML20099B012 (13) | |
Text
,*K 3.15
,A,Q TJEA'"MI..*T SYSTIP.5 3.15.1 EMIp.GENCY CONTTs0L ?.COM AIK TR';ATMIXT SYST1*M dp o,lic ab Llity,,
fa '.. -
i d
'~.*g
. ;'. k.,1, Applies to _ the ecergency control room air treaccent sys te= 4:d :.ts 9
. filters. -
, ' Q<'!$y.
- 3..y *.t Objective f/.'r'l., To specify ninimuin availability and efficiency for the emer
<.. r.....
['.
roon air treat = cat system and its associated filters..
. eg
....,,, Specification
. f l,':
't 4,;.
4.8,e. 'I.1$.2'.1 Except as specified in Spec'ification 3.15.1.3 belov, toch 3
' emergency treat =ent systems, AH-EISA fan and associated filter
',f,T. j ' ' l f..
.. O ' ' * -
AH.T3A and AH-E1SB !an and associated filter AH-TJE shall be
i;'{c
operable at all tices, per the requirements of Spe:1fication
.r' 3.15.1.2 below, when contain=ent integricy is required and whe.*<ca.d.' A t
^*
\\f,I.. l fuel handling operations are,,in progress.
, g <3,
0 't
- t. 3.15.1,2 ' a. The results of the in-place DOP and-halogenated
'J '
hydrocarbon tests at design flows on HEPA filters and charcoal
.. h j '/',,.
. i.
hydrocarbon penetrationp<s.b.ac.sr#
Ml' ba.logsc.ated
- / [{l.9,[*.
- ..'..;.'. adsorber basks shall show $M' DOP penetration aad WaA
- a.
D 0 # #A
, ' I.'/j [ * ' * * *. b 8 s
c.mA rA w'.w h.. J k.da NA.
lfd..,'q*,
' b. The results of laboratory carben sample analyses sha11 show
~,
>90% radioactive methyl iodida deconta=ination efficiency hen tested at 12307, 93: R.H.
~
- c. The f ans All 18A and,143 shall each b*e shown to cperata within
+ 4000 cm of design flov (40,000 cm).
'.N t,.. * ;
~
s.
',3.
Tron and af ter the date that one control room air trea: ment
.j hg.. g. 3.15.1. 3 system is made or found to be inoperabis for any reasc.. reacter
, r
,d,Il e kkhd operation or, fuel handling operations are permissib*.e only 8 ;( "q a-durItig the succeeding se' tan days provided the redur.dar.: systen is docenstrated to be operable per 4.12.1.1 and 4.12.1.3 within
- S 1.,
.,1,. y,}
2f hours and daily thereaf ter.,
s:
- ' 'l. A ',' 3.15.1. 4 Tron the date that both contro1 room air creatment sys:ess are usade or found to be inoperable or if the inoperable system of j
3.15.1.3 can not be made operable in seven days, irradiated fuel
,, p,i
. + handling operations shall be terminated in 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> and reactor
. ;.' s
' *
- shutdevn shall be initiated ar4 the reactor shall be in cold shutdown within 'S hours.
..ic y' 'o U
.. / ?q.'. B a s e s fl)
- i. b t
P
- b. l**
6
- e The e.mtrgency control roon air treat:ent systema AH-E18A s.:d 1!! and i their o sociated filters are t.to -independent systscs desig::d to filter.
',';. the 'cor crol room atmosphere for intake air and/or for recirt.:.lation
' during control room isolation conditions., The control building is
' ' ' i dini'gsad to be automatically placed in the recirculation code.pon an I.M-Al'h13h radiation alaru, air tunnel device actuation ESAS attuation
- 't 1
The anergency control roon. air treatment
- .,'Y* ' jl. or s tation blachout condition.[.d,' b. !an and filt 3A or 5 is designed to be
- Anus 11y adiati4n a.larn f rom KM-Al is indicated.
started by the operator.if a high 89kpit4 9 @/
,v m
vbmm
\\
P P-
.l<,' '.
- l*
.i..
Fre!!1ters and high 'ef ficiency particulate absolute (E?A) filters are r.sta.1*.ed p.,('before the charcoal absorbers to prevent c'.ogging of 4.s iodice ads:rbers h"ic and resuve particulate activity. - Tne charcoal adsor'oers are ir.s ca* led
.B r.o raf.cs.he potential intake of' rad 8atodine to '.he e.cntrol ron.?.
- f 1
[,@D',specified. the resulting doses vill be less than the allowable icvels thu' efficiencies of the HT.PA filters and charcoal adsorbers-are as 2
., /' stated la Criterion 19 of the General Design Criteria for Nuclear Power J
/ '/;,dift'ercut f rom the design flow v111' change the removal efficiency of t Plants,l Appendix A to 10. CTR Part 50. Ope ration of the f ans eJgni!!cantly l jg. HEFA filters' and charcoal adsorbers.
4"'./1f one system is' found to be inoperable, there is no 1:: adiate threat to the control room and reactor opsration or re'ieling r.ay continue for a
- ,[.[11=.ited' period of time while repairs are being made.
If th e s ys tes
(.'cannot be repaired withis seven days, the reactor is shutdown and
'/) brous;ht to cold shutdown withia 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> or fuel handling operations are i
, f h erminated " within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />.
( g,,,.g,g t
etd.'If both systems are found to b's inoperabl
- reactor sht.cdown shall be q
r 6
e,
./,); initiated and tha
- reactor will be brought co cold shu:devn in 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> and ir.
A*. h.1
'.. fuel' handling operations will be stopped within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />.
.;,j.p
': s The finplace DOF and halcqenated hydrocarbon tests of the filter banks and
.,, b,.
the laboratory tests of the carbon samples will be dona in a sanner which
.,. c:e ta Jt.4,pst44+..ae y t tq.,DM s,(1(Ca.r'2).
{
e.:: na f.sene.s i lr,;(1)
Tr TSAR Section 9.8
. l,j. (2)
TSAR y1gura 9-11 W.d1.fi;s. A*[tliif ;-t ;G, ; L.
1 i
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.t['.), {.
ff'<
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- KIACIOR AllILDi.';C ?"?.;E A*y" 77.IA'.Cil SYSI y.
'.L,.*h. v.".e p ! 1 c a b i li t y
.t
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gr..
y,'.:.'.y. f il te r s. s '; f.f pjp', Applies. co,the reactor butiding purse air. trea:=
~
,g v
,e
- ['1'Chiective U'.f.'-~'.
M,p';To specify ministsa availabili:y and efficiency for :he reactor build.is; purge
- d
. ;.",b.
air treatment system and its associa:ed fi1:ers.
6tl, Specification
' -'t
... ~
- o 7.s.
r,.i
.
- 3.15.2.1,g2, Except as specified in Specification 3.15.2.3 below, the Reac:'o'r 3.jff,I[)h..'.. */.'. Building Purge Air 7:eac ea:
M.
$ysten filte A3-T1 a:d f ass AI-E7A
,,.'.'g% l fri..'.
qM* e f't'!'d.17"j and 5 shall be operable as ~defi=ed by the Specifica:Lon belo
?
. at all times when co:cain=ent integrity is required.
s r%
- , p yt
<.aS 97,y,.st,43.15.2.2.. a. The results of :he in-place DOF and halogeca:ed f
! /.:,3'/ 4 :
..$, hydrocarbon :ss:s at desidi ficvs on EI?A filters 'a:d
- $'[,'.f,*),4
,, /.s /.. "
' '"f
- charcoal absorber banks for AH-T1 shall show CE. DOF W
penetration and %(haloge:a:ed hydrocarbon pe=e: ratio =, eeccer tb.A Al 8
ooe %t Aw w
- a.~3-'
A *
- C' * *- ^ O'ad-t]t,;';*.'IAf,(/..'..y.b_.j The results of 1.ahoratory carbon sa=ple analysis f rom th 1
'(,z.
1.',(,f:',1..[ %..gh'.;,lg reactor building purge syste= filter
. d.y.'s.
'Q'd }.3 radioactive esthyl iodide decontam1=ation efficiency l
I/' *
- l tN'.'$:. t, when tes ted at 25C*T, 95% R.H.
,.g.g
'.,. d.h.U. :..
i
- i..
< 4,f,{}s,s:';G8.
.',f
- c. Tans AH-E 7A and 3 shall each be shown :o operate withia - 2,500 i t..,.'. ;r:.'4}y.cm of design flow (25,000 cm).
9.,
c.
i
- a.,t,n s'..
.! ". s ' t. 3.15.2. 3. a. F r'on an d at:e: :he date tha: the filter A3-y1 1: :he reae:or 4
is =ade or f ot=d :o be incperable as
.ve pi. cv,..
N.,. building purse sys:e
.p 3.15.2.2 abcve, or bo:h fans AE-E7A
!
- hy@'%..y'[i.*.P:c,,i.. defined by Spe
., N.f.p,.. lsh k,'.9f.'/ ; and 3 are found :c h e ineparable, reac:or opera:ics is
' o
. f, N ~,.*.. par =issible or.17 dur *.:; tha succeedi:3 thirty days, tcticas Ids.;[.j.....' such filter and at leas:
one f an is scoser made operable.
6
- t. t
-q..r bs[,iy,, k!. * /? b. If the requir'ed ::nditions for the reactor buildi:g purge MN.(h
>, '* filter and f as ca::o: "ce =e: af ter 30 days, operations
! ")*]'
4.}.',,shall be ter=ica:ed i==edia:ely and the reactor placed
- n. i <.$,'.! !,, J.
c,.' ; in cold shutdo. within 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br />.
y p.
. o.
[.e :' a s e s..' $, <
e.,,
.,e w.
t
. 1,,..
Y,':he Reactor Butiding Purge Ixhaus: sys:es fil:er AE-71 while :or: ally 8
- , used to filter all reactor bui*iir.g erhaust air, se:,res also as the pas
'.; 4 a:ciden: purge filter when us ed ir, con.'*.:nction vi:h :he Eydr:ge: Purge
.* *" ' % System to reduce hydrogen gaa c:::entr : ions in the reactor buildi.sg Wf following a LOCA.
It is necessary to f.e::nstrate operability of theae
, * ' filters :o assure readiness for service if required, approx.1=.ately thi :y (30) days following a hypothe:1:a1 LOCA.
t a
7 - 's (..
6..>J r y),:.
n k*q.." I 4 s'...'1..fj i}; #
- (';' O..'.
3-63.
p F.;
e
- 4.. y. {. :
c
N I
ir.sta!..ec sa:cro l
,"Hi&h eff'tiency particulate absolute (RI?A) filters are j ',
the charcoal absorbers to preve=t 41ogging of the toitse absorbers for g
j.'d 8
i
- . 811 energency air treat
- ast systa=s.
- 'ha charcoal a:sorbers are 1:sta11sd
- ts reduce the potential reissse of radioiodir.e to :he environ =est.
- ...,$* !! t5e efficiencies et the ZI?A filters and charcos*, a dsorbers ars as j f.'e h specified the resultics' deses vill be itss than the 10 C77.100 g J delinss
)
j
.di, for the accident ar.alysed is !$AA suppissent 1.Far: "I. which as s.=4s i
",,$'.'.b.902 ef ficiascy.
l *.,,
~
.IN The flow through M-F1 by design cas vary from o cm to 30,000 cm, r.he j[ maalmsa purge flew rate, with c.ake-up air being provided between :he
' fd filter M-F1 and the fans A3-E7A and 3 to maintain a cons: ant rea::or buildiss' purge exhaust stack flow rate of 30,000 CTM ::gardless of the
).ng e
- ).y A3tual purge flow.
}
4:.
.Q*(Th implace DOP sad halogensted hydrocarbon tests of :he filter banks'and j
the laboratory tests of the carbon saspies will be doze in a sa:ner mAen.
f psee ts Aa, 7 - ' '- = y
.Ir = 4.
A c. f. s 2 ( f. e 1 ),
3'IE.e'lRefattacit'
.s %.s.
3
'3,.-
(1)
F5AA Section 3.3.3 I.v *.
2) r3A.R Secties 3.6 "f,\\. ' * ((3). T5AA secties 9.8 -
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i J.85. 3 AL'XII,IA.W A O it,It, KANQLI::s r,:cs.AL'57 AIR ?.IA~XIST S'! STIM I
$2,},i,c ab 111,,c,y,, '
i
~
Applies to the at:4th.iary and fuahhandling er.haust air crea:=en:
~
sys:e=.
O
_ bj e c t ive i *l.;
/.To specify the minimus avail bility and efficiency for the auxiliary I
..I.,,,and fuel handling exhaust air treaccent system.
'.'s.
i 3.W.. Specification 2
@.,3.15 J.1 The auxiliary and fuel handl.ing buildings exhaust air trea:=ent
~
systes shall be operable at all ti=es when fuel handling operations p,*r
'W
- are in progress in the Tuel Randling Building and whenever irradiated
~},
', fuel is in the' storage' pool. 'This applies :o the exhaus: filters 4
.) - '.-
, ' AH-T2A, 28, 2C, 'and 2D as well as the exhaust fans AH-114A,143, 3
f***
14C, and 14D.
\\;f. J,l Troe and af ter the date that the auxiliary and fuel ha..dling exhaust
- Ti "4
air treatment system is made or found to be inoperable, chat is
.the filters AH-T 2A, 23, 2C, and 2D and/or both sets of fans AH-E b i' 14A and 14C and AH-E 145 and 14D, are inoperable, fuel handling
./r operations shall be terminated inmediately until the components
['*. S.", '.), '
,p; are returned to service. Any fuel assembly movement in progresa '
Y may be cospleted.
A._ M*.
+-
.,q's.q.i 3.15.3.2..a.
.The results of the in-place'DOP and halogenated hy.rocarbon W
jd*/ ;,*l$b',# tests at design flows on HEFA f11ters and charcoal adsorber
$8 banks shall show 5,M D0P penetration and s.M halogenated
' 9;,.,{ ',
}
hydrocarbon penetration s u + 7 N.A % t>o e ta * *' - ' * "
a J A.A w A nGO M *m%. M *
,s....,
, {'; h : '.
b.
The results of laboratory carbon san;1e analysis shall shov 3,90% radioactive cethyl iodide decontanination efficiency when tested at 125'r, 95% R.H.
,,, y
.....b Each set of f ans AH-E14 A 6 C and AH-E14 8 4 D shall each he
- ',,c.
i.[,:fskP shown to have the capacity of operating within + 11.881 CTH l
' '.. '* g',/' ' ' of design flow (118,810 CTM).
l
[.jf[d'.3.13.3.3.With one auxiliary and fuel handling exhaust air treatne proceed provided the OPERA 3LE auxiliary and fuel handling l kg'T
- e., ;..
. exhaust air treatment system as in operation and d Q harging through at least one train of HEPA filters and charcoal adsorbers.
g?
' l e s ep,,
.j
[i,.. The Atatiliary and Tuel Mancling Building Exhaust Sys:en co'esis:s'pri=arily er.hau t
- ./ ', cf the exhaust filte rs AS-72A, 3, C, and D and : to s e:s of redst.n:ia.s:
f ans AX-114A and C or AN-I143 and D which :ake the er..aus: air f rom 8
, 'h.)h:th the - Atacilisty Building and the f uel Handling Suild:,ng and dischargs All the air
- ,it to the Auxiliary and Tual Handling building exhaust stack.
' passes through the exhaust filtets AX-TIA, 8. C, and D 100% of the ti=a
.,g grior.to being discharged to the stack.
7,
<.. g o.
...e...,...
e..
T.
/{ :* *
.N..,,.
~
r p*y, *,
- t 2
. l y,,Ip,* Hilh afficioner particulate absolute- (HEPA) ' filters are installed before 1
.g,
4,,p the charcoal-adsorbers to prevent clogging of the iodine adscrbers for The charcoal adsorbers are ins:alled
.?j f; all emergency -. air: treatment systerss.
4'.Qs to reduce the potential release of radiciodine' to the enviro..=ent.
6 2l@Y'I specified, the resulting doses will be less than the 10
.:If the efficiencies of the HEPA filters and. charcoal adsorbers are as
]
}!J.Y p$: de f ce the accidents analyzed /in Chapter 14 of the TSAR,' whi I
.4.,J. cf fici.ency.
avy
- i
[fl,,j:..f if. the auxiliary and fuel handling exhaust air system is fou.d to b j
jinoperable, all fuel handling and fuel covement operations v111' be
. Itjey tcraidated,until the system is made operable.
fs r.:
i
- 8. '.7. t
?'
I The inplace DOP and halogenated hydrocarbon tests of the filter banks and the.
A 9 1cboratory tests of the carbon samples will =eet the >M uu 4
.p.Lk..
u.h..',i abusAa l.C1(tu: x).
,y,. References
$., *e,.*t i
/
}',..s.(1) r$AR Section 9.8
.;. 'n,.* (2)
TSAR Tigura 9-20
' <, :r',..:.. s i u; :.
- 9. }.,"p f }1."G.:'..),.jf;:p:8
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t-TABLE 4.1-2 l W6, ' *. *, f ' l,*. e eis
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- MISIMUM EQUIPXT.NT TESI FREQUENCY
. /.i
-c h;'y*(* (,'.,';f.i )NL* - l..
?.
. s l : *. ;..;
4".*y.4 l,j,j, l.; * '
t Freauency
-]
y Tesc l'."
. Ites' e(r A1 c*.e v
4%,y,sj.* Control Rods' Rod drop cir.s of all Each refueling shutdown l
t 1
,j'..?
'! !! b.
full length rods 5..;. $ja -
<. Movenant of.each rod.
Eve ry two' veek.s, when reactor
,f,,.4.': 2. j Coritrol Rod i'.'
p1
' Movement is critical aJ{W t'
! ~ l.".
50% each refueling period
$;).{? ). '.' Pressuriser Sa.fecy, Secpoint if,... * !,-
Valvss 4.:.-
25% eac'h re' fueling period Setpoinc
%.).,r 4r't',.. Valves *.
Main Steam Safety
. e,
.,fj i..
Start of e,ach refueling period m.j 5..'g : Refueling System Tusctional.,-
p,t.*'ac.'y;{,p ntariopks i
.c i
- h?
g i t, 6.,\\ l-l Main Steam
.(See section 4.8)
.g,. d ;.,.. Isolation Valves 1
.-t,
,f,];,7, /
Reactor Coolant Evaluate Daily, whe: reactor coolanc systen ca.=perature is greater y*.f.
- h(J..
O.,,,*,"
System Leakage than 525*F Air Treatment See Section 3.15 Sea section 4.12
%Ej Si f A.t. f. *4':.
1.-. r.;*
.Syatems i..
it s)g -
f ?* I' 9. *.. Spent Fuel Cooling Tusctional Each refueling period prior to
.h.,
Sy s tem fuel hasdling Intf4ka Fusp House (a) Silt Accumulation-Each refueling period.
@j',',;.'10.
Flooe Visua.L inspection of Intaka y*
b, l, '(Elevation 262 FC Fu=p House Floor s.,
8,ia,} ' j..
(b) Silt Accumulation Qu.r.arly
,,, Q,..
,,', y',.,
Heasurement of Pts p House
'+
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4.12 AIP. 77.EATENT SYSTIF.5 g 3.;,, 'j, j
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- 4.12.1 EXE.tCE.1CY CONT 7.01. 7.00M AIF. T?.IATMENT SY37EM
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p'j.. o. g' Applies to the c=ergency c:ntrol room air
- treat : t system asd associated fs.
s qq;;.h- (',, Sbiective
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'k.... iD.Z.5pecification f.h*%1*.4.12.1.1-At least every refueling interval or once every 18 months
.e./ [ s' " [ ~ 'l '* whichever comes first, the pressure drop across the combined
- HEPA filters and charcoal adsorber tanks of AH-73A.atid 3B e '.,f.'5*:
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shall be de: ens: rated to be less than 6 inches of water' at L*!'[.,
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system design f1:9 rate (+10%).
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I,i'.'~4.12.1.2
- a. The esses ed sa=ple analysis required by Specification
- f. '.,.,'/ L 3.15.1.2 shal*, be perfor=ed initial.ly a:d at least once
...,.'.,f., :, ' per year for standby service or aher every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of yI. Q.k",,,'., *.. g;#
hf U.*, ';* syste= operation and following sig=1ficas: painting, fire F;
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or che:.ical release in any ventilation :one co==unicating h.h*h*v, r j,,',,le :.g, ' ",
with the sys:tm that could contaminate the HEPA filters or
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. charcoal adsorbers.
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- 0.,;/! :a.'.~. 4.' I b. DOP testing shall be perfor:sd af ter each comple e'or partial I
gt,f
..) t;e,,'," replacesset of the MI?A fil:er bcnk or af ter any structural
' maintena.nce on the syste hcusing which could affect the Ll 1,.,,
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HEPA filter bank bypass leakage.
L.16 e.)4,,.*,. '..*., c. Halogenated hydrocarbon testing rhni be performed af ter p*,,7
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each complete or partial repiar e:er.: of the charcoal adsorber f
6 he system T
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. P *, bank or af ter any structural r.aintenance on thousing which could af f act thi c'..arc l, J,d leakage.
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. d. Each AE-E13A and 3 (AE-73A asd 5) f as/ filter circuit shall p '.
- be operated at least 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> every r.onth.
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4.12.1.3 At least once per refueling interval or once every 18 months P, *,/.
.*r whichever cc:es first, automatic initiation of the Control f
4, hilding isolati:n and recirculation Oa pers AH-D28,* 37, 39,
.irc ' I
.. and 3 3. hall be demonstrated as operable.
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2 an 41ra-d+stribution-teir:-shrt*-beterf orma4-or f,Je
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- A fil:er bank in jiti'1 ad at:er any.ainte pn 7 The air d(he air distrijb,clon urd affec the or5 ttc(that-gd ist ita:io
.st b n D h 11 be unifor{.%lj.-hi,n,4eross within n 1207.. The HEPA '
tp shall te perib ' ar jo,000 c:
00 flow rate, u
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Frussure drop [atross the cc Oised EDA filters and ch::co,- n:!sorbc:s of
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2*ss' than 6; inches of water at the syste= design flow rete vill 1::!1cete
f*f4, that the filters and adsorberg are not clogged by c=cessive: c=ou.tt of
' foreign matter. - Fressm drop should be deter =1: d et leasc c ce ;cr f-
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refueling, cycle to snw system perfor=a.ste, capability,
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- i. * *.'.... < - '!he. frequency, of. tests and sa:ple analysis are necessary to shcw that the kDA
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filters and; sharcoal adsorbers can perfor= as evaluated.
Tests of the
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charcoal adsorbers with halogenated hydro:arbon shall be perfotted in accordance with approved test procedures. Replace =ent a dsorbent should p '.(.p[.,;f, r
be qualified according to 7.egulatory Guide 1.52 March 1978. The charcoal l
.'.'p!,lj<j g *t a dsorber. efficiency test procedures should allow for the re= oval of
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one adsorber tray, emptying of one bed from the tray, mixing the
' h,N;..f,1 d'i a dserbent thoroughly and-obcaining at least two sa=ples., Each samrple
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should be' at least evo inches in dia= ster.and a le::sth equal to the e,,6',9;l.
- thickness of the bed. If test results are u= acceptable all adsorbent
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' in the systen shall be replaced. Tests of the liEFA filters with
.','., ( 4 DOF aerosol shall also be perfor=ed in accordance with approved test procedures.. Any HDA filters found defective should be replaced with
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I,,. - filters qualified according to Regulatory Guide 1.51 March 1978.,
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i bj*,;j%,gt,q, Operation,of the syste= f or 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> every month vill demonstrate
,,, J - operability of the filters and adsorber Jystem and remove excessive d
Q,. /.t h.,. moisture built up on the absorber.
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h'e If significant painties, fire or che=1 cal release occurs su:h that the
[O'..;' HEFA filter or charcoal adsorber could be:ont. contaminated it.m the funes. chemicals or foreig: materials, the sa== teses and sa=ple
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determination of significa:ce shall be made by the Unit Superintendent.
analysis shall be perfor=ed as required for operational use. The
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Demonstration of the a::cc=atic initiatic: of the recirculation = ode l
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4.1.2. 2 FIACICA 31:1*.D15G FU7.GE Ad Ar.r.Am u aio.-.
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d p-Aeolicab ilit y 4..y;.,
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co=ponents.
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Cbjective
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5.h% '. t least once per refueling interval or once per 18 :onths, Y df';,. 12,.2.1 'At* * ' whichever co'ses firsc, it shall be demonstrated that the
%,'g 2., / i'.", ' j ".. t,l s; ** pressure drop across the co=bined HEPA filters and charc j
,Q.2dl.hYt,,:..- '. adsorber banks. is less than 6 inches of water at system des ign flow raee (~+10%).
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The tests and sample analysis required by specification
,.s 4.12.2.2 a.
,0 L15.2.2, shall be perf ormed initially.once per refuelina j
Y,.
interval or 18 months, whichever comes first, or after f ',,q,
, each 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of' operation and following significant e.
3
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painting, fire, or chemical release in any ventilation
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'.' S" zone co: unicating with the systes that could conta.minate h'f$f**
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- the HI?A filters or charcoal adsorbers.
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y h.. DOP testing shall be performed af ter each cenplete or parcial j
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replace:ent of a HEPA filter bank or af ter any structural
'; '[ ' '... [.I.,. saintenance on the system housing which could af fect HIPA
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- fract bypass leakago.
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complete or partial replace =ent of a charcoal adsorber bank or
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after any structural maintenance on the system housing which r
l 3..,., y could affect the charcoal adsorber bank bypass leakage.
The Reactor 3uilding purge exhaust f ans Ali-L.7 A nd 8 shall d.
be operated at least 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> every month, e:.t'r.ar during actual purging or using sakeup air.
6 12.2.
An air distributi'b c shall be perfo. -on the F. IPA filt 14 O nh initially a.
er any mainceyan e or, test:ng that ai affegt the ai istriugionwith he syste:. The ai stribution acrM th FA f11ter bank pa 1 be unf forg,h th;nt 02. The test shal be p'a rq,ed at 25,000 cf,
1,0* j flow rate.
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Bases ' " '
Pressure drep acress the combined HEPA filters and charcoal adsorbers of the. system design flow rate vill' indicate less than 6 inches Of water at the filters and adsorbers are not clogged by excessive a.ounts of that Pressure drop should be determined at.1,sast cnce every f oreign s atter.
refueling interval to-sho systen perfocuance capability.
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1 The frequ;ncy of tests and sa.mple analysis are necessary to shov : hat tho
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HEPA filters and charcoal adsorbers can perform as evalua:ed. Tes:s of
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the charcoal adsorbers with halo;ena:ed hydrocarbon refrigers.c sr.a'.:. be 1 * * /'.
performed in accordance vi:h approved test procedures.
The chare:c'.
j... ' ' '
.adsorber efficiency test procedurcs should' allow for :he re=oeal cf one adsorber tray, emptying of one bed from the tray, ci>:ing :he adscrben:
thoroughly and obtaining at least two samples.
Each sample should be
/,*
- at least two inches in diameter and a length equal to the thickness of the bed.
If test results are unacceptable, all adsorbent in the N, *,.,.,'
- ' 13 4 ' l system should be replaced with an adsorbent qualified accordi
- g to Regulatory Guide 1.52, March 1978.
Tests of the HE?A filters with
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DOP aerosol shall also be perfor:ed in accordance, vi:h approved M S,'
test procedures. Any HE.PA filters found defective should be replace,d-
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, with filters qualified according to Regulatory Guide 1.52, March 1978.
['i. i b 'h *. Operation of the emergency air treatment system ea e
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ten (10) hours will demonstrate operability of the fans and vt.en operated A.' '.'., I l /. in the purce mode vill tend to cause the filter and adsorber systes to remove excegsive moisture built up on the adsorber.
If significant, painting, fire, or chemical release occurs such that the a
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HEPA filter or charceal adsorber could become conta=inated from the fu.ses, j
. ' '.. 't chemicals or foreign =aterial, the same tests and sa=ple analysis shall be i
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performd as required for operational uso. The determination of significanc
- " * r., shall be made by the tinit Superintendent.
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. Aeolicabiliev-
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Atten:
Nf >'ik ' Applies to the'aw.11.ia:y. and fuel handling buildis; exhau t i.ir c :
y,5'll'p, syste= and, associated cocponents.
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t... g;.. To verify that this system and as,sociated co:pocents vLil be abic to
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perfora its desigs functions.
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- Soeciftestion
. d(PA "0
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f At lesst once per refueling interva[l or once per.18 monn.'..
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'. 4 J2.3.1
- i...i whichever coces first, it shall be emonstr..ted that the
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< ; N i,f,,.ijf.P ' s.
- ' 1. pressure drop across the combined /adsorber banks is less than 6 inches of water at system design flow rate (,tio'/.).
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The tests and sample analysis required by Specif feation 4
4 J2.3. 2 a.
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,3.15.3.2 shall be performed initially, once per refueling interval or l
16 sonths, whichever comes first, or 4f.:a= 4ach 7m h~ s-of gg opetetion and following significant painting,, fire, or chanical release in any ventilation zone *cc =unicating with the system
. that could contaminate the HIPA filters er charcoal adsorbers. -
4 b.
D07 testing shall be perforced af ter each co:plete or partial replacement of a HEPA filter bank or af ter any structural caintenante on the system housing that could affect the HEPA l
i i
. filter bank bypass leakage.
1 I
Halogenated hydrocarbon testing shall be perfor ad af ter each c.
cc:pleta or partial replace:ent of a charcoal adsorber bank or after any structural maintenance on the AH-T 2A, B, C, or D housing that could af fect charcoal adsor'ser bank bypass leakage.
i d.
The fan co=bination AX-E 14A and C and AH-E 148 and D shall be operated at least 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> every month.
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N east shah ha parf o:cef-on\\ rhu a.rafi M t'an.
n du t-thu-d an I
4.Jari. a mk9 y and af)fr any mai. tance or'tetting t could aff c't ini
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the r diser belon with th pystep/ The.a1( $1'st tiu across shall j
thej r bank shj, be u forar vithin p%. The,ea b ( p er . e. at 116,814 cfm (ily flow rate.
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?ressure drop,across the combined HEPA filters and charcoal adsorbers of e *.
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less than 6 inches of vater at the systen design flow rate vill indi:ste that the filters and adsorbers are not clogged by ex:essive ac:unts of foreign
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atter.
Fressure d:cp should be deterninsi at Isast once every reis.eling
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interval to show 'systen performance capability.
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the HEPA filters and charcoal adsorsers can perfor: as evaluated.
~ests of the charcoal adsorbers vich halogenated hydrocarbor. ref rigerent s..sil r.."
be perfor=ed in accordance 'vich approved ca.se procedures. The chcr::a1
' 'I adsorber efficiency test procedures should allow for the re: oval.of c.e l
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of one bed from the tray, cixing the adsorbent
)
' * ?,, f adsorber tray, ertptying thoroughly and obtaining at least two samples.
Each st=ple should be
,{ ;. ; a t least two inches in diameter and a length equal to the thickness of the bed.
If test results are unacceptable, all adsorbent in the system should be replaced with an adsorbent qualified accordi::g to F.egulatory
'"' t.
- Cuide 1.52, March 1978. Tests of the HEPA filters -ith Do? aerosol
. Q' ['t. shall be perfor:ed in accordance with approved procedures. Any F.Z?A
' ' 5. *t " filters found defective should be replaced with filters qualified I
jf,7 according to Regulatory Guide 1.52, March 1978.
Operation of the Auxiliary and Tuel Handling Building ixhause Fans each
' 8 5
/.r Y month for at least ten (10) hours will demonstrate operability of the fans.
If significan'" painting, fire, or chesical release occ.:rs sach that 'the l
t HEPA filter or charcoal adsorber could become contasi..sted from the fumes,
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chemicals or foreign material, the same tests and sar.;1e analysis sr.all be
- .' performed as required for operational use. The deter ination. of significant L ' 4. ** I,o, shall be made by the Unit Superintendent.
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