ML20090F772

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Forwards Monthly LER Listings
ML20090F772
Person / Time
Site: Crane Constellation icon.png
Issue date: 12/31/1977
From: Kirk I
NRC OFFICE OF MANAGEMENT AND PROGRAM ANALYSIS (MPA)
To:
NRC
Shared Package
ML20090F466 List:
References
TASK-01, TASK-1, TASK-GB B&W-0208, B&W-208, NUDOCS 8307070191
Download: ML20090F772 (13)
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CURRENTEVENTS UIMED s.

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-PO. WE.R REACTORS

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cam THIS CO:d. pit.ATIC;i CF SELECTED EVENTS IS PR _

i

'. ' D:

FORI%TICN 'CN 0;ERATI;;G EUE?IDiCE AT EFARED TO DISSE:mMTE_

TIMELY '.ANNER Ah0-AS 07. A. flied CATE l ~~~~""~?UEEIC~D NUCLEAR PCUER PLANTS IN QN THESE. ISSUES As APPLICA3LEFCFMTICN'5 j

LICD: SING A::3.GDiEF,IC REVI:.A STA;; ;01:2FRC.'i A XING CCNTI:UCUS ACTICth 3 5:

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_ s. v.:c <

.; j On January 11, 1977 c;aratiny, water fre: the Refuelinv/ nile the F:rt Cath int: the conta eun Stati=n Unit 1 was cperat:r error.inment thr: ugh the c:g 1:ater 5;: rage Tank was pu ;ad i

tzincant spray header due = an 1

]

During the performan:e o and centain=ent spray pu:f a cuaruely test of the safety in

' low pr: essure:ent su=p level a; pre:c:trat:r n:ticed an increa

. the c nuin

i,* 'the i
  • , * ' 51C0 galiens c'afety inje:tica pu==icately ten minutes a f tar the s

e in '

i

Taute later the ventiwater had been putted thad be:n started.

1 1 -.

the c: stain ent.A;; ::imately At this ti:

veillance pre.the cpera';lati:n isciatica a:tuatica signal w 6

Ah ut :ne cr.raali:ed he had failed to 'f=11cw the cedures an safety injecti:n pu=p.e';d had left the discharse valve cf the ic sur-ene..He i= ediately se:ured the pu=p

.The Ree:ter C:clant.5yste was check d f w head

that t discharge;fr :the c ntain= entry was e.sde a ;r er leakage and c:nuin.ent

{

e r latefJ A few minutes later pcwer re:ductie 'ent spray ne:tles had Ins;estien revealed entry was made ab:st an h:ur latern was started.

pr:tectica fer the levels of radi:acti ic#. fir =ed.t

-. deuiled inspecti:n revealed ::= seri v

e adequata respi v ty in the building. rat:ry gr unds; the power reduction was ter=inatedeus'deficien:ie A

Althcush the op at a Rewer level of ESE.

valvt was open,erater had act fc11ewed the pr
ced

...c......,the c:nuincent spray header isolatiure and the discharge s

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ca valve (EC'l-5*5) m.

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l and the low cr:ss-c:nnecpressure safety inhetien to centain=en:

e valve (HCV-225) sh:uld have prevented the event.

s; rey header.

. --. ' ~ ele:.tric/pneu=atic c=verter. cn HCY-345 had failed a The

,...parthi1yroce:r - P-igreen-petiti.:n'.indicatien.1.ights were 0; erat:r hr.c 6 ken ic' cal ch651'of' he v'alve in an c:=;detely c1cse.the valve.

After abut 1/2 inch of staa travel, the o

..',.-operat:r rs==,ved the valve pin"anif Ge' vs1ve went

...-- posi'tiic'n'"1TTE:2ded *by;the"vaivt p si-tiener.. The in the incident h but am c:rrective action had been taten.ac I leakage pr:bl The pneumatic relay ca valve HCV-345 was replaced e

repaired.

Valve HCV-3?? and H:"V-345 are n:w re:uired to b

.*

  • in the test mede-prict t:

pu=: er c:ntain spray pu==c;arating :.e icw pres;sure saf2:y injec for testing.

'1 ' itiThi fully closed *pesiti:n pricati:n ef an annunciater w er to pump c.parati.ca.6

~

~ -" ~.

val.YE F.M.FUNCTICNS i.

?ti=try system Dep.essuri:ati:n a

[i

~

Cn. September '24,'19Z7, Orvis Besse Nuclear P:ve I

tio.1 experienced a cepressurt:at:

rtilef valve f

- Syne:s (RCS),p, tiled in the.cpen. p:s=iti:n.n unen a pressuri:er p sne. React:r C:olan:

a;p =i=ately :Lenty-cne (21) minutes.ressure was red =ced~f

" ' ' * ~

this even,::, 's't'ea.:n was being'hy;assed :: At the begi=ing of

. react:r therr.a1 power was at'253 m.'. cr 9.it.:ne c:nfenser and the was 3:: being generated.

Sie::ricity

. during the transien : -

The'fo11cwing syste=s malfunctiened

.~

a.

5: tim'and"Fuiwater Rupture.Cen:r:1 Systas (srRCs) o Pressuri er Pilot Actuated Relief Yalve.

c.

No. 2 Staa: Generat:r Au::iliary Feed Pu=p Turbine G:

c.

verner, c::urred in the SFRC3, resultinThe event was initiate

-trip" Startup Valve andAcss of f* low.g in clesure of the Nc. 2 Feedwater cataly one minute later. icy level in the !!o. 2 Ster: Ge1:o

. cau..s.e.d a-fu.11-57RC3. trip, cle:ing the Main Stean nerar:r

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Yne RCS-

?'PsiIn='% 2 s e d 5*'l '---- - --

j

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ticas 9n ra 3 u *a increase nn *5: r**c cr cpe,"ra n53;nl.,,*ycled cpe c

e a

. sten g Clos

  • ~,nine

-anua13y y c.sarveg..e en th~..kn h c.'ent c.

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ne g Wh11'

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transi..,~

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risn ag 3?tscurt:ar 1,"y?*a,;,**re*a.2000 ps'$,5) d Ir i

0V 31 1h.

)

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4ue to 3. c,,.,.a 0 ic,.6.es.

.} j e, va y.3

,CS r.,s..r s ca:f::.m

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e c~~.y.<.nu.s 7~

. an, u... ranch

.. -$**,.21 in:o ne.:ans~ien:, ge ing 1;po'e:sig app,rtnse

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including Te

~~

gga,_)~ inje-.gcn an_g,g,',n. Sa_e:y rea f

u -

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g,$

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yPPr :imate),,*fv? cinut.s'1nto th s

t~

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=

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-~~ 3

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tie

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--snt RCS c~n~.

e..

#**ri-P wer re19*,inued -3 s f cw= dc"n h.rcu h as:.

un~

-

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y,

R.S caus.a..a a{,*=,'gansi en **;*ra *1cn pressy,., was reac"c cp

- minu:es i M a y .

t dis s

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Tne reas:n f:r the :puri== " half-tric" of the C.RC5 has n:t ye

_..been deter:ine.d.

(

Icest cennectices aAn extensive investigati:n re.vealed saveral ter=inal

.g cards, but nothing c:n:1usive.

u n va s '. '..,.. '... *...... ~. ~.. -"v'.'..

....=,.-~.. sn.. i ~.. i l. a -

relief valve revealed that a "clcse" relay was missing fr:s the r:htrol circui.

? " seal-in" circuit.y.hich",/culd' hold the valve c:en u l

-* pressure-dre; ped to 2205 psig.

i valve cysle:~ epen and :1: sad each d:e the pressure O j

went ab:ve er belcw 2255 psig.

I Tne rapid cycling cf the valve c2: sed a failure of the pile valve sta=, and this failure cause:,

i.

the p:wer relief valve ts re=ain cpen.

It was datar=ined that the auxiliary feed i

. speed because of " binding" in the turbine g;:vtrn:r.did no g: to fulli Tne' transient was analy' red by the'!:555 vend:r and 'derar=ine within the design part=eters a alyzed for a rapid ce;ressu.-i:atic gt*g e :.:..t.. c.

u.....s..y.

e

..-..s.

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.w..,a.,.. 3e as designed and gene.-al public.2there was no th. et, : the haalth a.d safe y cf :.

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Tsedwatt.- Isole;ien */alves z,.

~

On two c::est:..s in.'uly, at the 'Trejan nuciet. plan:, a hyd. au s

"eedwate.- isola:ica valve failed to ci:se u;:n re:ei; ef a clese c.. :-

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=5rcally.

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The first fatiers.' ely 6,1977, had been attrite:ed ::

's i ;r:;erly asse bled s=lancid in the hydraulic a. vat:r. an

. ~. ? "--*

Investiga i n if' he sec:nd failure indicated tha:

5 we s due t= a lack Of' sufficient hydraulic pres: e.:th evpat:

3 Failure of the valve n clese was caus.

.*1sikinrand failing to :1:se d:wn t:

ed by the ;. essure re J

re;;iate the :ressu. e.gulat:.-

i caused the hyd.2:lic sys a c ;.!.e valve to be drained de,m to Tnis a peint that he valve w:uld n::

e;erate. Inspe -ica f th:

refulat:r revealed that t kneb was 1 :se and e:

ic:k'.; screw en.he requia 6 r adjus-i

- E.ile. :-'7.Withithe'.regdTa : *i ;r:;erir sedit would214 allow t~.e kneb '.o v

. ng any ;:sitic.

regulate pressure and w:uld allew h...hy_ra.n:: cies,e dr-r_.:n.

te uTic fiufr a dritn - _

  • before*tE'e-' hydraulic cperat:r c:uld-functicn was dise:vered en tse other valves, although the maladjustmen was net.s.uffic'ent ::

prevent these valves f.: c;= rating.

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g3 ATOMIC $NERGY CLEARING Hogg, s

~

,[.

mv....,

.f.

CONGRESS 1CNAL INFORMAT!ON BUREAU. INC.,,7 [

e.

o4e reews scavice smcc seer s ~..

C O t.O R A D O S ult. DIN G saona c. novo:To=

,,...,,,,,.,m.,,,,,..,,

-p Waswmcrow. c. C. 20o05 e.

vol. 2t.

i January 9,1978

..........! /.4:V In TIIIS VIIK'S 155t;I............ -

i, NRC will hold public hearing on proposed clearance progras

.3-for some employees in coussercial nuclear industry......... 7ags Fres. Carter and Shah of Iran agreed on nuclear safeguards 1

j

. that will allow U.S. to sell 6 to 8 reactors to Iran -

i Pres. agreed U.S. vill supply fuel and heavy water to l

l India ' s Tara pur te a t t or................................... 7a g e Secret file on possible illic.it diversion of r.aterial fro a 2

.a NUMEC does exist," declassified N2: docu=ents reve al.......?a ge 2 Atomic Safety and Licensing Appeal 3 card reversed Licensing

, <A 3aard's decision that F.idland nuclear plant license would not create situatica inconsistent with antitrust laws......? age 6

'Stront?an 90 and casiu:3137 levels in milk are due to suelear weapons fallout. nut to nucleat plant releases, NU report..? age,11 acesstic uranium sill out;ut increased about 10 pet cent over that of 1976, 3ureau of F.ines, Dept. c f 1sterier..... 7a ge 16 l

NRC's repor. of Current Events fer Pcver Reactors for the period September 10cteoer f

31, 19 7 7........................ Fa g e 17 NR: has issued constructio per=it for T Wisc ons tr........................yrone Ina rty Park in i

NRC Fublic Document ?.com.-

...................... 7 age 22 t

Ins pe c tions................ I..

l Licensing.....................

........................... 2 age 23 Recent indus t ry a nnounc e=enta.................................Pa ge 2 8 9

Reportable occurrence reports for November 1977 (conti ued

....? age 31

................................)

...? age 42 j

NRC *.**1L NT.,3 ? URIC WifJI':0 CN ?P.CpC$t3 C1"f3AM0! ? MOW MR SOS W?tC COS.ERCIAL NUCLEAR INm7TUY.

safeguards program would apply to personnst who have access t certais quac.tities of special nuclear r.aterial (high enriched uraniu=,

and uranium.233), or access to ;rotected areas of facilities such as nuclear plutonin power planta and fuel reprocessing plants.

The date. and locatto: of the hearing will be announced later.

The Co:r:sissisn will specifically seek ca ments of individuals and groups such zatters aa.

....r.2 (1) chological testing administered by licensees under sta Coseeission, and alternative safeguards measures not involving i:vestigation o test.istrof'li.c.en. see employees.

g'.4.. ~ q (2)' The extent to which the clearante program mee ments for protecting nuclear power reactors, particularly c:.ard reeting the y%'l '.: culated t!n s'at' ofJnte

- F:A$$$,(9@*4Q -m rnal co' nspiracy.

.u.

pos.

J.

e"ing reactors subject to Part 73 (physical protection of pl 4W#~ ~ '

NRC regulations.

(4)

~

nuclear material.. Impact of the propose'd clear *ance program on transportation o

+

.1-Q..

m -.eq *f :'.Y.

J.*.'

I

~

~~

..'" Na n:ce program,who*wish..to present oral or written statements o

. -.;1ersona announced by the '3C last March, must subrait

? their crganir.ation, if any, to the Secretary of the Co=sissiont he ir.a r..e and na=a o f 20$35, by anua ry 27..

..ashington, D.C.

666666 W

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,d--- v l. 24 - No. 2 - Page 17 o

(1/9/H) to

. use vara partially liftsd.s:ocks. 41: hough restrictions on ths enrishmsnt'of fo e

I All rsstrictions vare to he rstgo uraniws for dem s:is lif:ad by 1963.

e end alloys, vslued at 32.9 millien and 881 cons ofDuring t 8

h i

359.0 million vers exported.

ura cenpaveda, to 1uding netals I

Tbs value of sxported special =uelste ractrialurantu principally enriched urantura, i

for the first 10 months was $391 millice, s,

s

?

5 6-6-6-6 *

. g ;;.. f ~ '

ERC'S R.!P:RT OF CUR?.D*P EVDC:

1977_. publishad Decessbar 19U, is presented below:FCit ?C"-T2 PIA:"CRS

{

.ca ogt3 31 i

C? ERA CA ER201

{

h'

.l

. froen ths ?.afueliss Wats:Cs Jaczary 11,19D vhtle the for:

l Calh=un Statics hi: 1 va2 contat=oent spray h,sader dus :s an operator erroStorage Ta=k was pumpsd opseni:3. vster r.

ther.ngh the

-i t

5 t

During the p j

mest spray pumps,erforr.auce of a quar:erly test of the safety injecti:n a the operator noticed c.s i=crasse is the c e

approxt:=stely ten minutes aftar the 1cv press co.tain-started.

=n:21==a : smp level Abest one reimuse later the ver.:114:tes iAppr=xima:ely 3300 galien i

solstics ac:ca: ion sigsal vcs receivsd.e an At this. came the coera:ce realized he h d f l

tedures esd had lef:

imediately secured the pump.gs valva of the low head safs a

the dischzr Et v.

opeo.

made approximatsly osa hour later.The Reactor Ceolant Systmo v I

I eakage and cottairasn:

containesent spray nozzles had occurred.2:. spic:ics revealed that a di:charg i

entry was, startad.

A seccad, centai=nen sat:/ vas =sde about en hour later, ef:er con

.i testien f*or the lavsla of radioactimir samplas confir=ed that a fu e

j vity in t.hs building.ould pro ride adequa:a respirato:y pro ai:=en:

ves ta:.i=ated at a power level of 831revented =o serious defici

}

A detailed inspe :too grounds; :ha power reduction Although the operator had not follwsd th i

was op s, ths evncairma: apray beader is l i

o ation valvee preced.are and the dist:Args valve safety isjestion to costei=:ssat spray hsader i

'.707 ~>L 5) r.nd tha lev press E

havs prsvsnted the ev l

and both rud and green position indica-ies it hThe electrict;s=u=ati: cross sst.

valvs (KCV-335) should ure converta:

g partially cpen.

Prior to the avec:

s es airs of.,

en *i:V-315 had failed l

taken local com:rol of the valve is atha aexiliary bilding Equip an:isdi: -i=g :be valve was i

i abou:

vent back to its pesvious position as d1/2 inch of stem travel. the

. Af:er identified but no corrective action had bevelve (ECV-335) in s valvs pts. sad the vaivs emanded by the valve positioner. "he third

. e prob 1:s :h.at had been previously es takso.

,y..

Talve EC7-314 and KC7-345 are now req iThe pnm.irmatic ra u red to be pisesd in ths test mode prior tac This inode along with verifiestion of so saopsrating ths low prs pump or centais apr:y pump f :

valves ars in the fu'11y. closed posizion priomncistor **ill et.surs that bot o

testin3 5.

VALVE ?% MONS --

r to pump oneracias.

t

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ju 1 1? tim...

. F...W ~

sry Systern Septspuria.a tion.

On.5sp rembi.

c.

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.a s depres'si:Ka~atioYvhen a p,ressurtzer pcuse i li frJAD1977 D The KeWe or Coolant System -(acK) pressurs

o. I expstienced
  • s s valve reduced frore 2255 peig to 875 psig i appromutely tv vaa socy-one (21) riimtes.

bsing bypasped :o the condenser and the At the begining of this tvant Electricity yas not bein reactor thstmal pcNar was s:, Stern was transisnt:..,4.1, -y-g,gesstated, Ths following syatsins et:1 functioned du a.*StN~Is[5:$

26) MW, er 9.51.

~< d ^.i J ~ 4 h." Pressuriser 'Filot Actsated Relief ValvsRuptSt.e Coatro v

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