ML18127B143

Forwards Seismic Analysis of Containment Fan Cooler Units

ML18127B143
Person / Time
Site:	Saint Lucie
Issue date:	08/30/1976
From:	Robert E. Uhrig Florida Power & Light Co
To:	Ziemann D Office of Nuclear Reactor Regulation
References
Download: ML18127B143 (26)

Text

NRC FORM 196 U .S. NUCLEAR REGULATORV COMMI~ DOCKET NIJM QE R I2-78) 50-335 FILE NUMBER NRC DISTRIBuTION LLDR PART 50 DOCKET MATERIAL TO; ~ ~ ZIEMANN FROM: FLORDIA PWR & LIGHT CO. DATE OF DOCUMENT R.E. UHRIG 10-30-76 MIAMI, FLORDIA DATE RECEIVED 10-29-76 QLETTER CINOTORJZEO PROP INPUT FORM NUMBER OF COPIES RECEIVED SORIGINAL SUNCLASSIFIED C3COPV DESCRIPTION ENCLOSURE TR. RE. THEIR 6-30-76 LTR...,..TRANS THE FOLLOWI G SEISMIC ANALYSIS OF CON'fAINMENT FAN COOLER, UNITS ~ ~ ~ ~ ~ ~ ~

( 1 SIGNED CY. RECEIVED)

( 21 PAGES)

ACKNO~@Z)g@D i PLANT NAME: ST. LUCIE // 1 SAFETY FOR ACTION/INFORMATION B 11-3-76 ASSIGNED AD: ASSTI:fJED AD.

BRANCH CHIEF:

'

PROJECT >fANAGER: PRO NA ~

LIC ~ ASST DIGGS INTERNAL OISTRI BUTION 8 FIL SYSTEMS SAFETY SITE A NRC PDR HEINEMAN ENV 0 N I & E 2 SCHROEDER BENAROYA OELD GOSSICK & STAFF ENGINEERING, IPPOLITO MIPC MACCARRY KRKW 0 CASE KNIGHT HANAUER SIHWEIL OPERAT N REACTO S E PAWLICKI PROJECT MANA EhIEN REACTOR SAFEffY OPERA N BOYD ROSS EISENH P COLLINS NOVAK SHAO HOUSTON ROSZTOCZY BAER PETERSON CHECK BUTLER MELTZ R MES ifELTEMES, AT&I SKOVHOLT SALTZMAN RUTBI'.RG EXTFRNn I OISTnIBUTION CONTROL NUMBER LPDR: FT. PIERCE NAT LAB: BROOKffA TIC: REGS VIE ULRIKSON ORNL BASIC. LA PDR CONSULTANTS 10903 ASL~B' TO ACRS CAT NRC FORM 108 {2 78)

f 'f I >> '11>>

4;I >>

4<<,,vft rr.",'l,ok> rgarea

- Ro '<<0r

'4/gt 1 f>>fg F W4 7

44F ~f

~ 4 ~ ~ 4 ~

f<<g,, 44<< f F

>>4<<yr<<

If'f<<FP)P 'If [i' IF '14<<

f 9 << ~ 1 1 -4

P. OX 013100, MIAMI, FL 33101 i~V pie 43 e

gea'-'.

406 .

POWER & LIGHT COMPANY 6'LORIDA 1I 5eclhe OeeEe> Clek August 30, 1976 L-,76-31 Office of Nuclear Reactor Regulation

'ttn: Dennis L. Ziemann, Chief Operating Reactors Branch N2 <@g qg6 Division of Operating Reactors U. S. Nuclear Regulatory Commission I Washington, D. C. 20555

Dear Mr. niemann:

ill~~

Re: St. Lucie Unit No. 1 (Docket No. 50-335)

Seismic Anal sis of Containment Fan Cooler Units Enclosed herewith is the document entitled "Seismic Analysis Report of the St. Lucie Unit 1 Fan Coolers." This document supplies information regarding the analytical techniques which were employed in the seismic analysis of the contain-ment fan cooler units at St. Lucie Unit No. l.

We are submitting this information in accordance with our commitment made in my letter of June 30, 1976 (L-76-243) and referred to in the Staff's Safety Analysis supporting Amend-ment No. 6 to the St. Lucie Unit 1 Operating License.

Very truly yours, Robert E. Uhrig Vice President.

REU/NR/hlc Attachment cc: Norman C. Moseley, Region XX Jack R. Newman, Esq.

e PEOPLE... SERVING PEOPLE

1

~,

/

p

,J h

1 1

REC'0 BY TEL ECCP(ER FPL- PV4R PLT Ei>]G <

FROM:

DATE C<-M. Wn TlME; l

. M, S. t.aPay P,EC'li&':

8. PamkTe 6, A Ba'tetvgy,s o a, .e, ng enn~r

'tructure) 7pchiill0gg V~esgknghovse Efactetc Ca~ot'ation August t976

BURE Phfif ScJlcl!8ttc RGpwst".AtoHQA Qf tJ'l8 Pari General .AssemMy Rom Response Sp~ctra far Yarhjcal 0]F&C'L'~Pl ggE ~yg 0 s~g GB1Ap'Ing Floor Response Spot;%ra'or Ye&fcal Qfrect;]0@> @BE and 1C Damping f>abr Response Speci.re for Horizontal 9<rNt]en> QBK md 1'j Dlorp1ng " Kiev. 60

- 'F)4~0<'e~pons"., Speccwa f'r HoHzvntel UfmeMon68K e>~d 0 6% Damping - Kiev. 60

.6 f'~0M'5j>OM8 Sp&Ct'vh fQY'QY'1zoIABl .10 Dkmcclon, OBj AAl1 9.5N Pawpfng - Oav. 44

p]O'er gggf4fl8+ Sf~et'M fop HN')ZO

.tR3 Qfnrthov, QUK Anil 3c Wnyhog - Bev, 44 g j v)

C) 0 I

~ J Tg

.I

=-

1 3'

f I

I

s4CTION 7 IHTPONlCT I 08

'"44's'fs w@s perfo~4 40 Mcl"~fg Cl~ strgcfUM) )n(Gql"ltd 404 opcNbtl)cg Of'he St, Lucre - Unft 7 reactor conta$ nment fan cao'los+> w~hen sub$ er.'t~A to se<sv$ cI lo<<ds It was found fry~ the sefsm/c en@)ys$ s that the reactor centa<nm nt fan coo)qrs conform ta the St,. huc3s - Unky 1 seiom<r, cr$ ter$ e~

Prllented fn AM@ docvr@nt we the results fv0c the se38mtc analysts 4eranstvatfng th0 89fSmfc structumT adaqMCCy And op raMlfty 0f'he St. l,vCfe-Unht 7 f<n eQOTers Also, given <0 0 df cussfan Of ghe anelytfza.'l m.thods avyToged~ e deseetpC>ori: 0f the Input used, and e dhsevfpHon Of the fan cogent s4a~etuVek System.

T"< 9enere> ess@ublh'"<9 >SchePQt'fc O'Ag,) ct)n )g4

~ of'n 085eRL)]y, tM&f.or base, end heat exchenget's'senbly, The miami )s mounted on top of motor heat o

exchanger as,squab'fy sh$ r;h 3s baal ted td fan assembly, The eo!np'l~>te e~sembly' fs welded to the f'IMl'auAdeUon, The spacff/e, deaf;a<l< a("0 dian>ssed bolos,,

the fan assemb'lg qqnsksts of vAt0v 85aeab)y, hous)ng aa~emblv, beyHng base~,

inlet, spherical roHGr bee~tngs, Anl inlet flange ruing, Housfn<} ~s,se(ably $ '

mode ot <..)der steel plates <nd cona<ets of s)de sheets end scroll. 'fbi r'otor consists of cent>'<fogy> h3H'oH'bladed aha l assembly and the shaft, The wheel ossamh7y fs presseL an the EeP.end $ s also retained on the shaf't by'oto 3(4-30 sof', eeeewsi The tphet'Ical reklev beer fngs ere taunted orL V>e rotor assembly and bolted t0 the tearfng heae eseer4)y', The rotor ass,ebb'ly )s connected to the motor N$ th a fkexfbke coVpHhg<< Th heaving base fs febrfcated using u.lAd steel eonFereegerr. The Inlet $ s a$ etl ee'fded'teel construct'ion and ts used to gvjde ale $ Ate the >Week 6'ssek$ y, The vota> hose <s.ot a3) m7del eoostmeHon and CGNpor@onted so tb0t hat air 4 b<0<v over. the heat exchanger end rater'n~d to cool i'alar t~hfch

r~&ntfng Aa;aa $ ns<<4 the rotor bess.

i f I

k I f' L

4 aIi{~

RECTA)H 8 N8f YTkCAL >KtH99$ AND CRklEArA A<<4e>et'<6e" ~n the praviovS serMon, they@ fs na $ ntaract$ w between the f'eA end @~toe stows of the fan can>ei" stt"vctut~ bee>Use each vector has ibS Ows fkxad Haring and'I@ sh4fts ata coaaectef through c> flex/hie ccupNne, Based oq.Ches feel, Ch. fan end motor M~r~ 'indqpendeqQy snblyped bdaAngs fox the &eetot'on&$ wenc f46 cool'm @am Used to 6etenv$ ne 44>. genera) assmBy, NL "nylons,, and p~cperQes 0& eeepwents.

)fan fthm@ StVQQCVLO Wit 4@49)64 48 Sph'fng N5SC SgstPAS and the Ahtgr'g fr6$ 0&n~."fag wve ee~vte4 td deb."nafne who behavior Qf the ep".,:ponents duHng seismic QxC]tent'fGFt. Ac c~k@fnC4 3A 880ttcn 4, t4 Qcpktftc@t'(on 1~'.v&1,$ 5F6 46tel'O'In&d based on, <he fleer wsp~se spectra, $ t ups deII;.,nntged that thG fwquqnc/qs essuehate4 trkt4 the f~<<vrator system knrlu@ng eel'fs and ~;oft banks have f ., .. -.$ pjw .* ~qff,.<<-

+)gpyya (gal p~$ pg plP ygp, g~$ + f n~+41gclh~

~,,~~ q~ij,.z-~>,~ ~'.q~ $ y (0 %lent ~

%Irma~ /+a>. A I I I(el'&Ilgf'@y 4(N 88159I4

~ ~

w J'

.'eie4",.fh esp ~i~ip i+i.;:~A(qg,gqfva I<iti'iMte >,$ sads.

's sflr ~ ~ I~ ~ ~

"

(iJ~4~~$ j;j~+<'J 8~LYV) 'v4 i ~ A <lk & ~ ~ ~ ~ ~ ~ ~

Stwssas a)>C 66>3'WCBes-mW'e-Nulahe4'uskn9 elastic eel'ation< for the wttt

~ewi.'. inat~en. e0 ey~sat<ng 'toads, h0~<sdntal se/size (ME], i(er t)ca7 eyfsmte (DBF), end acc<4mC pressure> (ee$ $ s and eye't bw>klan, L'tN'fC v4ttkss U$ 54 4 p8 fA. occgt46ncQ @th ttM 8148ttr. pr0vfgfcns fn P4r't, 7

'

(fan F00'lm et~tu~eE Ce.-~oheatj)ALSO-69 and ONE Sec. AU, Pmssvt'e vessels Spacif)eetions (ee)) tuba and If'stertor't), No anely+3s was nde f'r tt>e G8E sing fC v~s shme 4f@>t the DBE airless 'levels, are althing> 0N clast/e,

)frbktS, AR '685AM fA &0 Cf N8Ha c4CLWhts abON, I'i, )a lr)P,.~g

~ %4~

(lg/+pi~>Pp,<y it:qlPN d,g v ~, q p. ~ ~~ ' z, ~

'

~

gpj",@f'f(QI'6i');:fg5g5)joe dug'tqg sy$ 5mkc ivenb t'ai Iiitui'ed ai'ter ks'KbHehiiig

., tlat) gj8'5/+'S5'b'$ "$Q"Ih't!6A Qlh~H'0 HPii't0 ki1lf illicit titC dpiIQGi'iOAS AYP 'IllflitCd old Mf)l ~ee$ n qkthkn ok>evabte values of'he apemttny c1eeronces I

~ I ~

~

/

Ll 4 SKY ION INPUT DESCPIPTIOg Yhc sef$ r fc dcsfgo va'tush used fn th< c~lrglgtfang parL~ Dbthtjt~id /tarn 'thy' lac~ respon"e spectre foc1vded Tn the EWSCp sparest'<r.at<a>> cant:1g)geng An coofedS Koi FLO-8770,$ 76, datpd !4y 2g, lyy1, Sqqgfan 18 fn ~f9QM> ~ EQ ~ kffe th0 f700p rqgpgnr~g spectra gyp Ogp Figures. g

~rtd 3 6~'@ vert"tc".I f)GQl" Atspgn86 Kpectl"8 tor 0.5/, gqd 'lh gqgqpg~gg dygp)ng

<<I<<~>> t."~<p<<t'<<>4" ~~gums 4 and ~ ~~a haH~aot~1 <tool response spectra fOr Q,QX and lg equfpgng g~mpfgg velum, resp4gtf~<p'tg~ at reuetar bug1gftyg elevstfon 69. F)gushes 6 en6 7 eve hmfzon41 floov i.a<ponce spal;tr0 foe 0'.5l and 7A equfpneog d~fttg vhtu85> Yespectfvely, at meeter" bgtldfng .

01evat.ion 44, Ae shaw in FigvNg 4 4o 7> the msponsa speetN$ pebks are at and above Q.M scoop peafowl, 4ese thon or l.'gus tc 9.06 second par)ad Q3l:h 4t:tvdes

.a)1 nr.,Cut'e1 f~equacctas ca'tculatad for th(a essetk'fy,. the re;pansy ~ppotpa1, velr~e.. 0="vc converged to tt% fIMt acca7eraf.!on Va'toes, Consequently, th.,

'gseqgAy zan be eons$ dared es sighed tee Ch. floor mspans~ spectra shee fn Figures 8 to 7. Bomvav> for the purpose af conse~ett8m,. staffs acct)Lretkon~

of 0,6g and 0.4g for horteon541 And Vertfcal dfrectkonsvespeztfvely,.have been t".boson as the 08K kopvt ta the e+~sembly.

To o6Mcn the acxfiwm hypathetfcx1 ea<hquake (09E) values, the Nb0ve values ware tt;uktfpHed by 8, The foHaÃng 08K ar;celerztfon values t et"e vs@:

VEHTImL SEIS~ri HQRIMllTAL SE SNIC Oev. 44'lav

. 't. Rg M',2g The yartJea3~nd haHzont~1 ee$ @tfq Iood: vita applied.s<eAteneously to'aIIa~

f'Ot the worst pqss.)ge ~ongtfons, In audit;fan, the eo)hs mm sub)ected to a dfffaientihl presume of 2 pet to t-epr'est.nt the bIoefwA tvansfent pyeshvre d!4fer'ence.

vpp ~i %w'p,' flrwrt';; y'v.'+ "~.w,",h. s'~kl'itt'>~ri ~9~ri~ii>>'o"s "'. ws'M: ~,1,"ir.r>>>

~~

g . ~

I 44

(

l V o I I I

BENT FL.SPEC7RR .VEBT- A.KS 3RiiR k BM SEGNO" C

R~m7- BrDC. 5RML'R RP38 SN 3.60 ~

~ 3%45,85 C'RQLK34N B. )

+~hA AC.CG,R&~TeOaS 0 ~ Cr'b4>a 940

~

-'i00 1

l gitjg ~ .

g.)O J' S

R-ao :-'-' ~ $

'V

f. Sb

$ .6a

.

~-.Oa- l l'20 ~ '

l.O'~

80 ~ ~

1.6g I

4 I

I

. ~

's

~

Cg

~'

~

. Cj 4 I

~ OS G 10 G. 35 G.20 C-.W 6 39 0-3~ 0 AG 0-QS G-SG G. ~S 8-eQ 6-M 0 VO Q. '25 G- M G- 15 0- 90 o.ss i.oo PERfQDf SECQRQ3 . l

~tea fe>'er'Sea'f Ãvect$ oe,

/'nd

~

" FKQ."fK 2: Ffocc Aespaase CSE 0'.5% thrmfng .

~

o jul-p w, ~ 1 l

L 4

lpga l-60 t

< 40 f PRO f-OO..:.

1 80 k I

1 0 k-~A; t j 0.05 0.10 O.l5 Q.ZO 0.25 0-3O O.SS 0-ua 0.05 0:-M 9.5S 0-69 0.6$ 0.70 0--ES a.aO 0-ys o,aC o-s5 t.oo O'R I Got:.SECQHD ) .

FIGURE 3: F)oo' kespome Spectia far'erkjeA N~tAm, QSK and N 9appin I

~ ~

A g kg ~

I I

~ ~ ~ t MACY*BI0" EL M6

A-.;"; 3 "NR 'JN MPh)c.

~ FK~C~ a:1.5 F;L 50.6 8[wsÃf NZFJ RN 8 BMUS% G 7

~

.@~V 355-~~'H V

S~VwO AWK a 5 ). A fiM 0 jg- I c

P

~ ~

~ ~

-fy -.:

l I

g9'p

~

~ ~

r~ r

' ~

) F

~, ~ (O

~ ) t i I k .= $ i $ I l' l t l i,- iC 0-ZO 0-30 Q.QQ 0-~iQ O.GG Q-70 6-.$ 0 8->>-'3Q I-'00 1- 79 1-ZQ 1-39 I-RQ 1-~iC 1 -EQ 1- 7G l -.'IO l.-jt-*

PFR I 00( 5ECQND >

F(GVRE 5; F'taor Response Spec".ra Ae Honzonw1 .Nrectite, RE and 0,5.'-: Oampir'q Hev. 69

~o rot ~

~

4

.t t NMBVE< Mz;~,

MP~3 HH3 Lg Hl54QA~ 8 Gk$~t'.ZVi:E (5!

~'

4~4' ~5~'tea& Ma%

V

'1 ~

~ I pV 7

~ ~

'l P

~V

• O

1

'

~ ~

~

) ~

~ ~

P 4 I.

L w was aa4 ~

v Roar 5!:-pea-=e

SECTION 9 0

~BEAU TS The fan'motor syst6N spl"fAg coo Canis and nafurg1 feequewieg ~i e cafculatod, A ShCÃt )n Tab'te 't, F11 enturo1 frequene.les are hbov~ .

80 Hz ftlcIQ'tng C4~~ Y'Cfbl" assBNbfg Nh'feb $ 8 24.6 Hg. Th95A fi"e<>u~nc<es are at end @&~vs the r)0/d range of the floor reepon~e spectra, (Ffgu&t, 3 tb 'F), f,e>> the fleer response spa<'.f;I"0 t,'converge Co She coARCBAt response value$ Qtth Le'ro ntap73fkatfon Ot and above. 20 Hz (qr Q,05 haec.),

Hecaus 6'f', neural f'~v>nc)es are tn the rept'an of zero nmpIlfkatfan the fan 600m'os(em [As 8Mfyzed using se'i$ ~~)c equfvaleot 854t~c loads.

840"fn ffl TGNQ R8 C4 c43cu1QC@f 5fld 73NIC betlav'Iov'1DAg (f/Ch of .sCvi~tlgth fov (fffferenf,'tNde$ i 086 setsmtc toads tR;r'e used to, thF'0ig'trl catty'tete the values 6 'faMe P., $ $ nce the clast/c Iieet<~ a~roe/send wk4h 0R 08K CvcftC 'NRM FIGC oxc&Ade0 ckeo DBE s6fsNfL favell MM usod, ft, $g t'ibt. necesggqr t@ p@pfeN an 08K grprsW<e analysts.

C f~ ~ ~

~ 4 S s c

~ A 4

~ ) 4

4 o a .rJ& ~

~ I '

~ 4 o

s. 4 o li th o o e o oqa o +.$ aa oa' o t I OW 1 I o ~ ~

~

} oa' a C

~ 4 li 4 6 o ~ ~ C Li&

> +

~ ~ k ~ P p ~

~ 1

~ ' S gjQgg g ~ ~gggggC g$ :Qgggcg MCCOY YRO r ~ 1

'POSTQXATK9 FAV~i 9ESWZFZRS UNXXR CiQCQMI~ KXt)XT'US FACTOP 4 ~

~ '

BElbVZXCl7)4 VXOQR or r SQEQ CM rr lh~ abaft;caress cheer p% '342. 7e I a kteCer 8eeW~ fM br'4~

HotCc' Qx'~4 ffCg bpQ Spy 5'aa Seer.fr@i Gad 5: RL~ Q<

KSce PfC.mghseereif bing, ~".X. 7$ HSj. A 0

Coepkiag vT I

Cofk Reek ehf1. Cube cab (ohmage Pt Pf Coil. Beak conj tabs amesa:

2 Cgif, ZEGR coil, XiA 8%+~88 (vcgg+~XC4cQ X345 lj8 0 0

g 75 Q2 ~

7 i i ~

fC ~

~ ~

'

~ ~ i 4 6 'l i ilhgp 1 4 i~

p secular~ s COi'fCNS l GAS Bas~~ ugly ~ the se>Si~~c AwTys<'O~<<<:<~< <~< <<~ ~>'~<<+~ <~>>~t)!) cc')is ot4 co<'l bhAkt Chn Padre then Culpa}t. fbi m~x~}man eavtliqi~t<~ (989) lqgg<<, f j

~0Ãb/t)ht'(GAL 9l'5tif'l Op<~~44'fng and sec)dont 'loads ce'(lad foe fn the spec)flcbt'50fLS, ThG RbQVh Mk7$ Y+Qih<A. 6$ 584tt'qdqd SpeC)Red riQXIW4 >04"8 The der)gt'l ttlQt"Offal"4, $ 8 ACSQU@t6i Th8&fqr8, th8 St, LMGfe Ul'lit t l"C@C'tOt-'dntafnment, f4n cou1el se'fmlfC <<Chwtvtal fotegr$ i~~ and OpOeebtlfty 448 been dune>ski'ahead A Al Q4 44& Mrs EUCIB U~'lC Q 3 8'0~8>~'~ l'+Ukl"4N~MLSe 1

II ~ t l I,

'I R r

hl lt