ML20037B552

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Slide Presentation Entitled Effect on Steam Environ on Core Spray Nozzle Angles
ML20037B552
Person / Time
Site: Dresden Constellation icon.png
Issue date: 03/23/1976
From:
GENERAL ELECTRIC CO.
To:
Shared Package
ML20037B550 List:
References
NUDOCS 8010170715
Download: ML20037B552 (59)
v • d • e


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U p c=; .... 3=r c:=: ::. c t "r.n. u =i. ~ ~~'+E = =; =n s SMIATIO'l CF Vir EE MITFXTI0rt N AIR 1 'e SItaE fDZZlE TETS SUf TIMT: = m E :N STEAM =;. E W O DEFLECTOR IN AIR ~ IR0UCE ICUCr'LY C03%EE 5"AY PAT 1EiS: e ,E CONTRACTED PATTEMI ERCADER TP#1 E WO DEFLECTtR ~ - E CONTRACTED PATTERN AXIS 7-39 OFF CDiTERUNE e VAll.ECITOS RLL-SPATER SEiSITIVITY tests I - E WITH CER.ECTORS RatWED "S!?tuTE " E PERF0r#CE IN S1T#t - SINGLE N.'D DOUBLE SPARGER TESTS +; 1 I 1 l l = ~ e e

  • "[2 ",!

6..'. e w e e e e

/ rie..- i... t = r..~..' t I d*.~.T t .i \\ t L =, - ) 4 g

=::"~..=

" ' ~. t ,g as y _ Egj = . o .a a. .5. s p e. =N en*#p N 1

=

.t ",:.T J.:

  • +.

g t / ~ I L 4 e s o 4 g I e ta

.~

l \\ t ~ ~ \\ -e e

=-
  • * =..

p .== e N

.~::'.

) G I. a s c. o .38 e e w ab w g

  • * \\%

6, M. M e. s wa =s s,. 2 e he uw. e d &T L *t I Ul 3% 3 6 \\ O ? -3 u.e L6 L g e 4 s o. 2 c v w. O C C =a t w w - 68 o. el \\ C 3 + \\ o, tt 1 w w . C uuua \\ l c, O S a w b.

  • u*
  • J o u

,r -N 2 - w n c. Q .a,a J r O* as i ww \\ to J e i L 3 e gQ f g l} 4 l 8

r':

g " w.g e e. N a g a 8 g =3 g k,

i:H 8

= l f

i. 8 I

=e ,i 8 t m 8 = I I I l

  • .L s

~ 4 I

5..

t I 1 c. a e s /. l' /

  • =::. -

e 9:-:9:9:9 i O ~~' o' ge C.* O. O. 22'";2 l g g o. e n o e. an n see sue e.s a @ds) est,g -.. y ;m.1 88"M*Y l l;- I r::. L li d:=i. l

/ \\7~7 ~ [ =1 b::.

j

., L e.u.. =:- ~ ~- 218 Standard Pi m t i:-ii:==. .....M.. a g

== y1 /J. oo f g / "X c s" /.Cy6 2 Qt J. fab t. 93 .7. p.7* ~ /4 Fe ' Flow in galicas per ~ ~

== E d.J' [4. 7/ l Wte pcr cha.nel sfts s.Cs7 , 7.44

=:

y .r/+ 1 ,.,71 is,2 l = c 3 ti or rer u. l l .,. 77 = 6 fas ' $74 J3.11 ffs y4f "E= ]J 4e+ .5~19 4.39 4.71

4. C C

} 414l H /J4 C.71 l4.77 ].?.sr '=h z 3.!! * $~4 C 4 11 l412 4~ 76 ~ A 4* 3 92 4.99 4.f.L

7. L o 4.19 4,7/

't. 74 ' 4.f3 ~.7.21 =:: -715 0 $3*f+ $/.s.17 9fr

$~C4 a

.r <i l s.as l ,. 17 .?41, \\ ft+ .p. 9g J. 73 4,71.cJ2 4.44 4.5, ' .c.sa f3a r.st $J. es '3. 9 3 +f 4.75 4.97 7N /s. LV J 7f l. J.71l \\, l .a SJs J.7C s s .7i?... 3'

4. 23 3 f t '

zo/ .Rit C.19 f,. /3 _. 5 .?.49bl 4* l2.29

c. kr lJo.71 l271 l7 ?!

".stl 1s.1 l i.13 l ~~~ ~ 1+L

4. 7:. l 4.Jr) 4.'* 1l
f. 74

+ f.J2 st. 4 7

f. 44 J.d!* ) as '

J 2t //. 7a 'f or f.7f Jo. le 4.f7 +.fg J, 4 7 /4.97 J.Js ' l2 4! J./:'l340 lCC/ lJ'2s* \\ ta * $ 2 '7 I 1. Deflectors in Test 3127

  • Ow.nels below 3.25 lg;:s.-.

l 2. No deflectors Test 3129 EFFECT OF DEFIICTCKS Gi U.t hTnt 2 IntiW.T UPPER IE.ADER 0;I.Y l 'g ~ e O 6 g

  • "l..

__w_ ...;-....i.

l =4

.. ;.=J 4

.d6"... J .....=.s 218 Standard Plant

.7.?:

= .....:..'s' O - =:. e =.=.

=

w y1 s.2 74 7 7+ g 97 ~ lt].co b 2 522.tc10 7:9 2 ti'* .. =.... Flow in gallons per - - - 6 //.7, E f r#

l47, I

ainute, per channel yg, up 2 et 9.27 .C f.1 24fl $.Jo $ s.f4 a.t c 4.2.s S.r9 y l417 l4.71 c.so l

c. o,

. = =.

3.,g s.too 1 93 ASY

] y 7.27 b 2.1/ a

4. 7/

4.04 +. 79 4 $* $474 Lo# z 4.79 f1.3

f. L L l

~ 4.o/ lxsr \\. I4 32 ~ 3,47 A. J.,

4. 7.2 L

w . x., 2,r 107 J. f.1 429' 7.77 4./C \\ Adf , l/4.4.1 l430 ~ i b 4/5 LL /J 71 fg bff N h ff l$ $ 7 ~ ~ ~ ~ e t '74 J f.2 43 'Zr) } 4.J+ 5.31 his 4c49 . 4.11 SA!' I '* i ^ ./. $7 4.22 &}b.

g. -ft so.e9 M.97

J !!* -..4 24f Il l 'l l 11.2. l N' '._.g ur lM't.2Wso.17 z ,.CCJ J.20 417' 7 . 4 r1. J.Jr MJs i se l 7.*t MJ .ts2 *l 2 to l429 w s.u t u7) 7.o, \\ a.,a zarl arl l

4. J7 J. ir
  • 2.n

& *f Sir 4 't L.f.a. t ~ ' ~ ~ 2.9.i: r ~ '[R /J. 4.1 ' so.cf n.sr

9. 7e f.fr 4.y s SJ4 l2 /2 JS4l449 lf 17 l f44 l4.7/

rs;. i 1. Deflecters in Tes: 3123

  • Cannels belew 3.25 gpa' D

2. No deflectors Test 3130 ~ ~ v r o EFFECT OF CEFIECICES CM m' hTTH UPt2 AFT 8fs ] P ~~ UPPER EEADER ELY

e R

3

p m

~::::: e y

==7 l .....,., _ - ~ _. 1sw e e.w,.. s

  • * " ~
-9

..=..--:

..:"'*" ::^::: { L..... w - =. =.,..

===i wwmy

=
2 d

kbb0

'Y '

=- :: ~ F1HTim'CF Vr CGE CGriPKTin'! I!! AIR ..l., SIfG.E 5%EGER ici-UPE4 SPF.E = :=; ~ e SIGIIFICf41T CPAE IN DISTRETIGl h'IE VIE DERICTOPS lEDED =:

  • .f.

e 'I:UU. CDERE 0: CORE e =_ - No "STAME" OME.S, MIN!aN R.Cf 2.G GM WIN UPDR Fr - E w 23 0F SMPLcD 04Atc.'ELS LESS WW13.25 apM RecutaEMEnr e AIR UPDPET II?iUES CUk? AGE I?! l.Ql-Fl.Gi PSIGG i I i i* Em 3/23/76 23 .'.;.~...

1 g (n. j.3==... s:....., b.d..I..=' - g .y a e e .~ 4 ff A f. G C " "t*.C"T" DOtJBuh . Di!.IT FIPI.W e .... = ..~....m-j 7:7. ; : _.m 4 1

e== s a

mi M 5:T^~~ t., .. =. - m.,., s }i

  • ~ 's 4

7 8 o' g a 1 TOP OF TXE CCRI e ~ ~ MIDDLE OF EIALII AR1C*CC2:!! + 4 s .,.,,,s + i I 'I. O .j s g ei [ ] I I - I' e %'""."*e- -t. a, w, ~. + t N4i 4 Ij. I l 8 I m+ *

  • j ai g,

e. = 4 g a s. ~ -- - i .w~...,. g l

=

t t 1- .e3 0 \\ .= 4 L C;D OF HIN:IR A??.*J:0C E T , =..... i l -= a 7-; p. = .A. m 'm!.*rx;m:7 CF ::r:.!S C3 TEI EE.GE15

  • E

.W.-e -

.a.w.w

.%.n... = 1 ii-is.i l. Q.. ~^ ; y l C 1= t

=. =-

g,97..... t'

e . b' --a e s i dB j

    • , e,,e *

.g cr:::= d*", e e o

  • e

,/ "~~...;.-...... l

  • y

.l

  • s en.

.. ^". .e /

==

=

/ l

*.= =

p f ,/ .= 4 E l 4 e .:::::= / l W 13 M k 8 ,.El 'J j '/ O 4 l' e a e g, w o g f P u a l O O t V M -,.e e n a ( e 9 .S k l \\' .O m* G 4 4 l 'g*, 2

e..

h e v.- s I l 4 .M.e$.8 J'. .t F *. e, s j

  • . tA
  • g

., w 4 w .= I .t

e.... _.

j g. s 3 I a* g, d (e a g

g I

8 I w {e a g 4). , sr 1 .t 3 -O P I I.is* w so ~= a i s s. I %g% b .s.e, p, tu ,t 3 - 3 .= bI c s% o' .' v3 t s yt .r a. , %g

  • a.
g*

2 J ~

    • -N

. {g) .u 3 3 e n4 N g e {- 1, s O g3 4 o. \\ w.

  • s ; N

~ %g* .Q d.E ( l we 2 g I ce . :4 l % ann,% = g ;p 4 .4 g f

  • e j
  • =

n l .,s., ( s ,o I* =e (~.. .,#s p" g. .O.., 8 O. b, d, ~~ e. o. o. o. e .n m e e a n a . (tid 5) eorg 13:um tw.2 :$usay e W g l l y =

  • -*a-,--~,......

I ---r-- l I" .I '.N .. 1 7 . ~

l ~ gi&=. ,.c= (=.: h ,= O =.l

+i:i. -

.. =

=

. 218 St.v.brJ Fitnt F:.r J== ====i;: . =- 1. ..... J = -..,.., t t .s is *<,." 1... ' l 6.03 S .3 13.CC 5.2. *2.2

3..s.1 38 15.01 l13.r l

13.;- min:Atc. per &_.::nel =:=3 nw tn saliens rer.. "= M.14 l ' //. sf I f.44 I .:= 13.7' 3.43 >J.49l 11.46l . ls]. 71 l+.fr L1.16

== s3. 7t y I3.5016.11l\\ h 11.J6 15.19 l13.56 1 . O 14.17 l sf. 7!. si. s* It?. 71 c ' f.st v ~; h 7.93 9.03 l 10.*2l l p.01 l11.63 v3.ss

r. 44
9. 7c

{ g.or s.7. a i 5.92 l13.22 h3.42 !13.0115.HlN 5

11. 4.1

. s?. 27 ><. * / sa &9' H.cL l14.30 (4.01 \\l13.71 1 7.83 J2.61 /3.Jrl Its. 79

4. o t
t. s6 st. or 39 l14.33 l

14.17l { 12.61 ~~~ 4.3t iz so i N lif. n f 70 10.0S 3.$2 h34 3.33 - 0.17' - l13.56 ('0.25 hc.A I s.37

1. 11 s 3.*J c.se s].ss

?.13 t 'J 7.05 l 4.93l l l k I' en, s.n. s g ..N '5.44l4.f* l 3.19 l .k7 ('3.36 k/CJT l10.3 2.02 13.56 L 4.47 3.11 tss.js

.3%

Lct 9.01 5.53 ! 6.37 l S.13l 6.97l 15.01l 10.6d +; f.s3 13 ft 14.21. '7. 51 St.st. ls s. K'T L47 ~ .. -.I 17f I!. h* 4.rc l C.c c ln.7s (s'. 3 3 'l 4 IC l15.01 13.5 C' 12.72 12.01 12.17 12.37' 13.00' 11.90' 0 e'

1... -Deflecters in Test 31:1 i

Z. *No deflectors Test 3122 g ~- w .r. d- .. a.,,w. _ p.. .~. j ~~,: EFFECT OF G Ft.ECIORS ON M

== BOTr! ICOT?.5 0FER.\\TISG n

  • ]

l .... :..... ~ l + g. M

IE.: E'_; i m

=:

==..y. e _ _ _ =

=

=.==3 ^:.:..:.....

=

g;;;{ 5IME Tim'm Vri1TsMmVCTimlfi ATM e== MXBUE SPARER TEST . := e SIG?lIFICNIT CME Ill DISTRIBITIGl 'li1H V.T ERECT 0FS FSU4D W e RLI. COVEFAE T CCE, ADB1] ATE DISTRISJTI0il - Minimi ow:EL Ft.0WS (Pt0 ems m tw >cm a mna DEFU:GES IN 3.43 5.'92 ' 4R DeuccaS our 3.52 6.85 '3.'35 - DERE3mS IN: 10RE LNIFORi PATTiDVI BUT SIMILAR MINIt% e UPDRAFT CWD WT E TESrdD GIIG{ R Gi "S*?IIC" T iUM:5BU-PETED CEEES) - PFEAB.Y WUl.D EFF0/E ESLTS S.IGlil.Y O " $ 3 '..

  • . a :

e p e t.. e n

) . :1 (, (:^ t ..J ~ m i _=_..;.-... ~=...:. .Y.'~...$i

===.-

. SU11ATi&l & VE EtE UtfrPACTiff! I!! EIR DISCUSSION OF $1M.IATION .= =.. s AKIS SHIFT IUT Sliu. ATE GDT GWITIFIS AT TIE T TESD - SIIFT DIRB"TICN PRit%RILY HORIZONTAL ~~ - TYDICAL SPARGER CONST70CTICN: IMdSHIFTb3NHAh SHIFT CW ya. c .~ e GIfiFKIS WC PATT511 IS TWIE AS WIDE AS fLDIFIS VlE USED Ill SIf1JLATI61 AIR TEST PAS PORE SEVERE PATTEMI OWGE 1HAN REACTOR ~ CASE EFFECT OF CONE Ain.E CFREE t%Y BE OVERPREDIk:TED BY ~ 1HE AIR TEST

  • 8 IST)'IBI3 $1.l:

G.mNTIFY PDZZLE PERREMAfCE lORIZDNTAll.Y IN STSWI S!!i1 ATE THE EFFECT PGE PRECISELY IN AIR TESTS i 3 ,t s ~ ,..e.. .= em V25//6 28 2 m

a+- ~ ';;i; E5:.==

:::==:.-

i

xr-

^l: -i.: ::= =:. E:y==:. ]b s SMAATIOTl rc VE CGE C&lTRTTIGI Pl AIR SimgY Ato Cocu;StoNS p:; E. \\

  • SIEE-TARGER TEST Willi CGlWLTIGI SDU. ATE
=.

= - LESS (NIFORM TPR4 CRIG!?W OPTIMIZED IESIG4 B-26% or SAvts owcas LESS THAn DESIGi RECu!ReelT eCoo C0vERAGE OF erTIRE CcRE - MINitut FLCW 1.!!! GM ~ FROM LOWER SPARGER, 2.G GPM FROM UPPER SPARGER (UPDRAFT CASES) Lf:-l =- =. o DCLKE-SPA. ER i i WITH CGlTPACTIGI SELIATS

+

1 - BETTER DISTRIBUTION TPAN SitGLE SPARGER LESS lft!FO'lct TPRI D0t3LE-SPARGER TEST WITH fD CCtKRACTION (MIN!?Ui (1.0WS SIMILAR) ~ NO QWCIEl.S LESS THAN DESIGi REQJIRESIT: MINIMLM FLOW i 3.5 GPM = i ~ ,e QW.ITATIVE Gra.llSIGS FFG AIR TESTS SLPERPOSITICil CF R.D.G FROM t%NY 70ZZLES CCNTRIBUTES TO (N!FORMITY OF DISTRIBUTION i - BWR CORE SPRAY DISTRIBUTICil CAN TCLERATE VERY GREAT CCf.'E I ANGLE QW4GES WITHOUT CCRRESP000!!G CEG'ADATIOl 0F DISTRI-i Bunm I t. l MM 3 i i 8 =r:

49 (=: n=wi u

a 2::"

EFFECT ON BWR/4 ].. CONCLUSI0 tis = www e 'TWO-SPARGER TEST EXCEEDS 3.25 GPM DESIGN REQUIREMENT "2" i ~ CORE SPRAY CORE SPRAY 2 LPCI 2 LPCI v = 7 " SINGLE FAILURE =; (LPCI It!JECTIO?{ VALVE) REFLOOD TIME: 240 SEC PEAK CLAD TEMPERA.TURE (FULL SPRAY HEAT TRANSFER): 2200F (BY DEFINITION) = SINGl.E-SPARGER TESTS PRODUCE hiORE THAN HALF 0F 3,25 GPM DESIGil e REQUIREMENT CORE SPRAY CORE SPRAY 2 LPCI 2 LPCI y SINGLE FAILURE i + i (DIESEL-GENERATOR) l d REFLOOD TIME: 110'SEC ~ ~ - ~ PEAK CLAD TEMPERATURE (HALF SPRAY HEAT l TRANSFER): 1950F I e CONCLUSIONS - LPCI INJECTION VAL'E IS STILL WORST SINGLE FAILURE. - CURRENT MAPLHGR LIMITS APPROPRIATE - LPCI-MODIFIED PLANTS RESULTS SIMILAR j l

. ::r ::.., ' " ~ ~ p y.:=:: ~~~"." t =M . :. :':..~ l

\\

e

isi2::'-hi.,

:t .......7,.i p

~ ::

.__...i i e ... c.Q.j 7-- J e = e =: .:::i' .l 4 I.=: :-NI.'=- e e FROGRNE TO I?NESTI9TE PWIDM e EXPERITEffM.

== .i ....g_. 4 e #;ALYUCAL - 1 I = .:.=. W O m e i e I t j e f l I .g O e o e I ' 'f '.I pm 3/23/15 32 ~ E e e t .i W e . se t 1

~ k _.. ka L...... hii: (ic :i i r r .r_::

=

= _ =.

. =

iiniih:iii; PmGPME TO I fESTIGW MUT'A DPERESTAL =: ~ 8 ASEA SIfEE-iDZZLE TESTS .== i DETAILED DISTRIBUTICN TESTS OF ALI. GjE,tC"25.S =. ~

== j e RIZUR SIfEE IDZZlI TESTS Ill 5171V1 i

  • FUI.I. SCE TESTS WITil ?!E R IEIFIO TO SEUlliTE EIZGR STEH TEST PSLTS i

A l/6 SCE SFt#1 SulFDIEE TEST-4 CDNFLICT!!E SCALI?G REQUIREFENTS FEASIBILITY ST10!ES CONTINUING 4 49 .un i i { ,.~ s2

=:

1 s .::.~~ I .....r...

.

n.

  • ^

~ e

/ m 7_ I ~ ~ =.5 4 97 - i l} FHOGRA*iS TO ITNEST!9TE ET1E'A N A.NALYTICAL .: = u S!!E.E-DERET ids. e SifG.E-fDZ21.ElES. ~ - EOWi!SMS FOR STEAM SO4SITIVITY l - M CTORY e METIR.E-iDZZI.E IidEP/LTICflIES. c e G.0BAL" QEE STAY DISTRIIUTIGlIES. ~ - 70 INVESTIGATE SaiSITIYM CF BWRA5 - 10 FACILITATE DESIG1 OF,BWR/S ,e t e I w 3- "V'_ i r:

~ h (4

=s==.

~

==- T.":::~.~::: iar.'= ~ " 2E=' =h h mR$3PPAY DISTRINTIO1 PPPA1 ~.; N W STAWS .,,, 7]. .g. = =. .. ~ e GHIPlt: SPPAY IDZZLE SE NEIS N.TEPE Ill PESSRIZ8 STET 1 ATI-DSPEE ~ s=+ - Smu. EFFECT ON POST BWR 70ZZI.ES =-- "vec" t0ZnE (uSED IN maA,5) EXPERIEf0ES ABRUPT CO?URACTIGi 7-3@ " =L AXIS SHIFT BHRN DISTRIBUTION TESTS WITH SIM1ATED CCNTRACTION OF Vt:C 10ZZ.ES . : =. - DISTRIB!KICtl OVER ENrIRE CORE WITH EIEER SPARGER I?CIVIDUA!.LY =2 DISTRIBtK10ft WITri BOTH SPARGERS OPERATING: LESS (f!!FCRM TF#i ' NOMINAL" CASE, BUT SATISFIES DESIOlREQUIREEK FOR tilf1!M.fi straE Ft.aw CAlftAATED PEAK CLADDItG TD'PERATLRE CONSERVATIVE IN REkCTc EVALUATI0t:S E)G'ER!!' ENTAL PROGRNi t!OERWAY TO FtRTER QMPACTERIZE ND OUMTIFY EFFEcrS e maljSIGs q. t0ZZLE-TO-?OZZLE, SPARGER-TO-SPARGER SUPERPOSITICN COMPENSkTES FOR SEVERE SPRAY CCtE ANGI.E CFRIGES CCFL EFFECTS ON DISTRIBUTI0tt ARE PROBABLY OF PET BDEFIT CLERENT t%Pt.HGR LIMITS ARE APFROPRIATE WHILE EXPERIPERAL P ARE ttOERWAY Fm 3/23/76 321 9 e e 9 I l

a ..=.:. iGGb zc J' {s=. E+:w: F#if:=

$:qj:

5:i::},

==Z2 E'~ ~ BWR REF1.cco MODELINC-- Wh:.I ~:-.d a SLcWo0WN DISTRI6UTES INVENTcRT P SH ROUD 14EAD CORE BTFAss[ guide TUEES LOWER PLEN uM y,.s. CORE SPRAT INJECTS WATER OVEP. CORE en= To LOWER PLENUM THRU FU E L 1"o S'lFAS3 REGION FILLS Guion Tuses "To LowCR PLENUM TH RU (.EAKAct FATI's o SU6CCOLING INTRocOCED p FER!l:N EP.AL ASSEMELIES " EREAMS OcWN" CCFL fvlA'f CCCUR SHORTLY AFTG R GPRAT INITI ATICI WtLL CERTAINLY C C C*J R ' lF CcRE S PR A'l - SPA RGERG COVE R

n :

o SUBS 1* ANTI A L Ll&UID ACCUtvluf ATION ABOVE cogE CANaoT cccca, WILL N."T CEVELOP STATlc H EAD SUFF ICf E NT To REVERSE FLou) IM JET PUMPS tutLL NOT DELA'[ REFLOO DIN G. AS CALCULATtiD SY CURRENT MODEL 1 I

r f..- Q:- E ::.+:.. 0 ..2: C' L

== = a= e A "ii&i=i=

i

=:

^ DESCRIPT8 cM cF REFLoco FMacESS 3 3. ; 4 1 +

s. '

a i i \\ a..... C x 'e M Q_ _. F* te.:s l upes -n-, 10C ]Qt IOC s a p t l J ~- 11 Leet )l l g -I w I tr :: 3 5 i w 1 .5 w J l I k . h, e ; r u 2 s. C m* h C m 't , g c; v,1 6' w 6 l 2* 3.. ~ a a. T. a 1 e m t*c,a m H'- I ) m_.] ~. _.T ^ ^ ~ '}) - s. g s .h 4 a Q \\ s o a

== - U \\. 8.\\ \\ 5 3

n T

l* g 4 t ,.L 1 2 .- s ee-- I 6 e ?.6_......... .h g. -===. p:- S ..~1'.!,'. 4 n --, -.-- -,.,-~,.-.,- ,,e

= =
r:n :&

r l lA .::-E- .. = .n:. u 1 ,:!:.**.:r *.:5.._ kh

m:

.!!? :: ??' ?.' m..=..=.=. = QQ nap.\\ pr_3$ .==: 2 -.4 - 3 -.4 h - l

==:

s. O. .z. t a n a' 4 \\ l: Tler-1cco HYD2Aoucs

=a d

i j n g

k ~

l g ; i

  • t u

l, v. 1r, I 4' 1 t 6 i s + b. 4 i e y r e e .l 6 1 .t o. -t .o W o $p CL h MR. TM b% AW o 1 ADIA6 ATIC TEsi SEcTION WLT4 STEAM INJECTICN [NLE~i"[ CUT ( ET SCALED RESTRI CTICMS AT cl4 ANN EL =:.: VARI ABLE. SF. RAY WATER TEN 1F'ERATU RE DEMCN STRATES RE.. (.ccD HTCRAUL!c.S AND i l. SuscooLED Cct:L " GREA i4 ccwN " 3 et

/ . i=- =

T..."..~.

('JJ' e

q REFLOOD HYDRAULICS TEST RESULTS j
I'
.1 i

o CORE ::PRA'r - HICH SUBCOOLING VFF

.]

s llo CCFL limit, no upper plenum inventory build-up. O CORE SPRAY - INTERMEDIATE SUBCOOLING CCFL at inlet to channels while guide / tube bypass fills. Once upper plenum begins to fill, CCFL breakdown and rapid lower plenum refill and core reflood. . +:7 o CORE SPRAY - NO SUBCOOLING CCFL at inlet to ch'annels

= _

"= Upper plenum inventory accumulation Liquid inventory loss though jet pump diffusers. 9 I l i l 1 l ? g t I =. i 4 O e og m e.. e e

  • NN

__N

i 1 i s l / lm $ (i j / / t i ATsuls a sop l g s / i w /, / g / l n. / ATsub = 25F 4 / /

z

/ ATsub = 12P Ew 3 3W CCF t.

  • FLoGDi>JG LIN E. "

i /~ CugRENT ~ 414 w SUPERFiclAL LlaulD VELocITi Jp o EFFECT OF SuscooLING ON CCFL PERFORM ANCE lUl l u.. o n m; !;;!!n7p"! r m i y' jg;iit!;n .. I !!! m: ct- .: : LHp in 1: a .M t Hi! . i-iii, .'i!! _;i ._ ; y:. j; i :ii!:ij - h

p

?!!'- -il

! i,.,,, i..j j! i,;, '!!;!

i.i 4 , ii!-- !H

i1 :

~

n,;..,,

7 3,_____ q: ,n

V g: : -- ,.;::- : y u... .~. . ~... . = - 'r:= -- BWR REFLOOD PROGRAMS 'e= ~~d

~ -

.;:=:- o ~ [ 22 ~ e PARALLEL HEATED TUBE TEST - Begin in April Small scale, parallel heated tube experiment. =& Model effects of CCFL in inlet and exit. .222. Study parallel channel flow splits in low and counter-curren ~~" -flows.

=

=. e SINGLE BUNDLE SEPARATE EFFECTS TESTS - Begin in September - ;..( Full scale BWR bundle with bypass, lower plenum, jet pump, a: upper plenum simulation. 7], Look at CCFL, subcooling, vaporization. e 1/6 SCALE TEST - Planned late '76, final. decision not made_ Conflicting scaling laws Feasibility studies continue 5

== e BD/ECC INTEGRAL TEST PROGRAM j Investigate ECC System performance in TLTA. ~ l g.. System simulation to scale reactor conditions. r [A- : e 32 BUNDLE INTEGRAL ECCS FACILITY tu..... [ *.. [;;J.'.T Large scale reactor system mock-up with actual reactor.hardwz L= Actual system effects simulation. ~~ i.u. Proposals will be made to NRC and EPRI ~ q

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