05000255/LER-1980-042-01, /01T-0:on 801031,during Plant Cooldown,Steam Generator Dp Exceeded 1,380 Psid Limit for Approx 85 Minutes.Caused by Operator Misplotting of Power Conversion Sys Vs Pressure.Operator Counseled

/01T-0:on 801031,during Plant Cooldown,Steam Generator Dp Exceeded 1,380 Psid Limit for Approx 85 Minutes.Caused by Operator Misplotting of Power Conversion Sys Vs Pressure.Operator Counseled

ML19339C650
Person / Time
Site:	Palisades
Issue date:	11/14/1980
From:	CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML18046A158	List: 05000255/LER-1980-042, Forwards LER 80-042/01T-0 05000255/LER-1980-042-01, /01T-0:on 801031,during Plant Cooldown,Steam Generator Dp Exceeded 1,380 Psid Limit for Approx 85 Minutes.Caused by Operator Misplotting of Power Conversion Sys Vs Pressure.Operator Counseled
References
LER-80-042-01T, LER-80-42-1T, NUDOCS 8011180735
Download: ML19339C650 (1)

LER-1980-042, /01T-0:on 801031,during Plant Cooldown,Steam Generator Dp Exceeded 1,380 Psid Limit for Approx 85 Minutes.Caused by Operator Misplotting of Power Conversion Sys Vs Pressure.Operator Counseled

Event date:
Report date:
2551980042R01 - NRC Website

text

-

O i

PALISADES PLANT

=ac eoman ans a no u. s. =uctaan asoutaroav coenmession t.lCENSEE EVENT REPORT i

ce=taot stoco i I I I ! I

.l@

ieteasa rai=r on tves at6 asoviaso =eoa.aariossa i

% l. MlI l PI A l Lil l@l.0101-1 o f 01010101 -1010 l@lk l 1l 111l 11@g uc.u. cooi i.

2 uce== w a

ut.

tv n

a covt

,"j' " QI 01 5101 010121 515 l@l110!? Iil 810 @il I '. I 11 L I 310 l@

j ioeiI e

u

.i ooca., woe..

.. roar.

7.

...oc can

=

avsNr oss:aierio= Amo *aosasta cowsecuaNess @

l fiTTl i Durine riant coeldm. s+.am e-r--st e =v--.4-4 n

' '00 rs4 4 14 4'

eI a

i gi TS 3 1.le for approx 85 minutes. max.dp vas 1590 psid. Upon discovery, i

gg PCS press was reduced to return dp to within limits. Event reportable peri riTr1 i '"S 6.9.2. A2.

Secondary water analyses and stress calculatiens were ter-t i

i o is i i formed and indicated that S/G tuba inteerity was maintained. See LIR t

[oi7l l78-23 for similar occurrence. No threat to public health or safety i

TTr71Iresulted.

I t

3 Co 4 5 cc 8 Co.*oh64TCoDt sus ces 3Y00' rim I a 31@ L,,AJ@ L,,AJO,IH I TI I'X I ci a@ L,,FJ@ (EJ @

m

$60LE411AL oCCUAAE%CE pe*oRr mg vigao.,

tvgwevgaa agroar mo.

Coot

'vPe to.

G."Lleto:in3 L-J 10 I hla I l.d W

LI'J L--J LOJ a

u 2.

r a

a a

v u

^*2J," ' Sit.!

of,'!%

5:4'13" G J O l g ci 0 (iu J.o

) ",?.'Mla',ttate

'T".f.5"'-

..!","!;r'JJ.

ou..

LEJ@l3J@ LEJ@

Q@

L.;irj@

tgj@ lCIalo10l@

4 u

.s a

2

.i

}

l Tne operator =0nitoring the c@ooldovn did not note the out of speo.

u a

caust casCRiPTICN aNo CORRECMVC ACilCNs l

J j

g Icondition. A tiet of DOS te=n vs tress was beine cert but the trass dits i i

g I was =isplotted, such that the plottel data aereared to be in limits. The i 1

g i oterstor involved has been counseled rersrd4ar his resemeibi'#tiest I

m I additional diseitlinary actien has been taken with shift rarsenrel involvad.

• • %Y-orwontratus @ EeEoNv*

oiscowtav ossen. mon @

a seonea LGj@ 1010 10 l@lPlantCooldownl [,J.,J@l Observation f

is

• alrivery cSrs=t is ia

=

.a

.e so y @ W@l annov=vos activirv @ l Locatio= on meuase @

metsaseo os meLaass i e l

m l

.r =

e.i.o ~... S.eo.

.rio @

u rv E l ol Ol o l@[j;j@l

'rA I

' penso =s'6 s.uw' lies Li, y [01 0101@l scaierio=@ NA w oesa oe i

j 9

t 12 7

8 LoSSosom oa.t sage To pacitivv 80 vwot otsCmirrio%

i

papygg NRC UsE ONLY ggggJg@l L.

o

, iiiiiiiiiiril ie e

,o u..

so 118Q L