05000324/LER-1979-092-03, /03L-1:on 791214,after Performing OD-1,found Fuel Bundles 9-26 & 43-28 Exceeded Linear Generation Rate.Caused by Approaching Limit with One Transient in-core Probe Not Available.Power Increases to Be Halted at 5%

/03L-1:on 791214,after Performing OD-1,found Fuel Bundles 9-26 & 43-28 Exceeded Linear Generation Rate.Caused by Approaching Limit with One Transient in-core Probe Not Available.Power Increases to Be Halted at 5%

ML19257D483
Person / Time
Site:	Brunswick
Issue date:	01/28/1980
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19257D480	List: 05000324/LER-1979-092, Forwards LER 79-092/03L-1 05000324/LER-1979-092-03, /03L-1:on 791214,after Performing OD-1,found Fuel Bundles 9-26 & 43-28 Exceeded Linear Generation Rate.Caused by Approaching Limit with One Transient in-core Probe Not Available.Power Increases to Be Halted at 5%
References
LER-79-092-03L, LER-79-92-3L, NUDOCS 8002040463
Download: ML19257D483 (2)

LER-1979-092, /03L-1:on 791214,after Performing OD-1,found Fuel Bundles 9-26 & 43-28 Exceeded Linear Generation Rate.Caused by Approaching Limit with One Transient in-core Probe Not Available.Power Increases to Be Halted at 5%

Event date:
Report date:
3241979092R03 - NRC Website

text

3y u. s Nuct r An ncotn Atony cow.m.sioN LICENSEE EVENT REPORT con i not ste,c r.. [__[

l l {l l

iPLE Asc PRINT OR TYPE AL'. REQUIRED INF OnMATIONI 1

jl3 t l@[_ l lg NlC!.lElp2_J@[) lo!

lol0 ofolol_ ol0 @l3 Io i

i a ;

u m.. v,uc o

n uma-eut o o

. w

..t

,,,t u

-><u,,

covr 5 l0

- 0l3 2 l 4 l@[1 l 2 l 1 l 4 7l9_j@ ol1 l 1]_318 l 0 J h 0l1

",',.l.] l L l@!o i

8 c. i crx,ti-u t,<

v; w

Ev e r.T u ATE

s niew : oaiE u

EVENT DESCr,iPllON AND PnOU ABLE CDP.LEQUENCES h l At approxima tely 3% below the LHCR limit on a nower increase followi u a real: t o r

._J l

o

} recirculation pump trip (LER 2-79-88), an OD-1 was performed.

I'pon comp l e t i on of ___j the oD-1, fuel bundles 9-26 and 43-28 exceeded the LHGil linir of 13.4 kv/ft. The 1

o

.i maximun LHCR f or these bundles was 13.58 kw/ft.

I o

i

}

o [i TB I I

l Technical Specifications 3.2.4, 6.9.1.9b J

a

.s Si STE*1

CAUSE

CAL,SE

' O'/ p s e. r COLE CODE 1U3C0h CO'?PONEN T CODE Stccaut 3c r M E

7. lZ lZ lz lh l z lh) h l Rl B lh l A lh l X lh l zl7.

7 o

4 e

io n

i2 e

i, t

REv0RT HEVIS'L

1. EGU E N TI AL O( C m s

~ \\ E N T Y E ia R HEPORT NO.

(0E TspE No.

@."L;,. ;. 9 [7 19 l l--l l o 19

? l l/l l 0l 1l [L.J

}--l l 1l n

u

.n n

v u

n

s F '.* E 2 ' E CCYC ACTION s, T. r. t EriECT LH;) T.s..

.mT'T A. H"f E *. I

• .PR U 4 i

TAKEN O'4 PL A*,T

'.* f T H C L 64 U LR$ <.

St bI T T E D G F'? : a ELiPU E. *

"?ANUT t

L.sJ C L i.j 3 I B l @

WO lo I o of 2 lv ig IN ig Iz l@

lzio.jnl.tj';

ab 34 40 43 4'

43 44 3'

Tion A,o cenRECTIVE ACTIONS h l Power was immediately reduced to place Lli G in sr,ec i f i ca t i ons.

The cause for 6

i.

[, j ij exceed.ing the LilGR was approaching the limit with one TIP not available and a i

nodal Xenon burneut. To prevent this occurrence in the future, power increases y

qq; vil! be halted at 5% below the LilGR limit and an oD-1 or an OD-2 performed.

Fu t t.. r !

increases (cont'd)

'/I TH OU (i f 46 lLt1Y S I A I '-

' )/.I II U I H l lI ' l * I L'S UIhlO\\ f 'IY Dl' ' E !IIY C l' ' ' ' E I I C'E l rl@ l0 l 4 l 7 l@

N/A l

lA l@l Enc,ineer Surveillance l

i n

Tit i s) t,. N '. '. T E'

h a, L t A'.E I'~

'l A*. toil'a l < ?I u'ilitTN L os. % 1. i, s 's is L t E A';E FTl I "l ( ' EIGl x/^

N/^

l o

.n e

m,

..,...o un s Ut SLlit F'ilt JN (q~I I s

t 4 1 % Pt il l ol o I ojiz%)l z @l N7A mannN@

y) -]{g g e o o - ~ co 1866 139 l'l' I :I 6 1 LA i u, ,.,L.[ "' m noN @ " " c "2 "Ni' 8.002.040 J L11.l_!1LLL'. I ' I l' F ! "o a. c r., i i i son,.n v i y _,,,3 9,,, i N A'et os enr eAnt H PHONL s

e _ _ _ LEI! CO:'TII;IJATlo:1 -- 110# 2-79-92 Facilit ; BSEP I? nit No. 2 Even t Date 12-14-79 j will be monitored wi t h OD-l 's and /or OD--2 's. All nuclear engineert will review this LE:1. 's e e e o I866 140 }}