ML19098B441

From kanterella
Jump to navigation Jump to search
Response to Letter of 4/13/1977, Provide Requested Information Regarding Iodine Spiking
ML19098B441
Person / Time
Site: Surry  Dominion icon.png
Issue date: 06/02/1977
From: Stallings C
Virginia Electric & Power Co (VEPCO)
To: Case E, Reid R
Office of Nuclear Reactor Regulation
References
Serial No. 166/041377
Download: ML19098B441 (12)
v • d • e


Text

..

VIRGINIA. ELECTRIC.A.ND POWER COMPANY RIOHMOND, VIRGINIA. 23261 June 2, 1977

  • Mr. Edson G. Case Acting Director of Nuclear Reactor Regulation U. S. Nuclear Regulatory Commission Washington, D. C. 20555 Attn: Mr. Robert W. Reid, Chief Operating Reactors Branch 4

Dear Mr. Case:

Serial No. 166/041377 PO&M/ALH:das Docket Nos. 50-280 50-281 License Nos. DPR-32 DPR-37 This is in response to your letter of April 13, 1977 wherein you requested information regarding iodine spiking.

Two controlled plant shutdowns were conducted in 1976 in which iodine spiking data were obtained.

This information is provided in the attachment to this letter.

If you or your staff have any questions r.egarding the data please feel free to contact. us.

Attaclnnent cc: Mr. Norman C. Moseley Very truly yours,

'f -)

<JP..t1?/l y.d/-a:,tc~ ;~?/,J C. M. Stallings Vice President-Power Supply and Production Operations

i

.. :.)

i

  • ,, I

',,))

t l,i.>_.:

l

~

' I b..\\TE bEMINERALIZH CLOCK REACTOR RCS RCS*. '

LETDOWN 1-131:

().n ;_+ l.

TIME.

POWER PRESSURE TEMP, PURIF.

J EC'ON a FCTR.

RCS

  • C011~~ENTS s.....-,'1 ?o~e<

MW(e)

PSIG OF FLOW..

CONCENTRTN Sb 4-."o t'\\....

~PM uCi/ain__:_

SUGGESTE;)

"jq7(,_

1/2 hr. 1/2 hr. 1/2 hr..

l/2 hre each 12.hr.

2-hr.

FREQllcNCY.

8/13/76

'1600.

802/2431 2235 366

  • 104'
2. SBE-2 8/13/76 163()°

.805/2441 2235 566:4 104 8/13/76 1700 ~

810/2439

  • 2235 566.1 104 3.05E-2.

... 809/2410 e

8/13{76

  • 1730 2235 566.6 104 I:

. 801 /24i'o 8/13/76 1800 2235 566.6 104 I

8/13/76 1830 748/2300" 2235 565 104 8/13/76 1900 675/2058 22315 563 104 I

2.28E-:2 I

8/13/76 1930

-625/1912 2235 562.

104 8/i3/76 545/1692. 2i35

'104 *.

2000 558 8/13/.76 2030 436ti418

'2235 556" 104

~,,

8/13/76 2100.. 355/1220

'2235 554'

  • ' 104 S.,31E~2

. 8/13/76

'2130 276/1015 2'235 552 104

~

8/13/76 2200 199/746 2235 551 104 8/13/76 2230 141/603 2235 551 -

104 2i35

'i.~44 off' line 8/13/76.

2300 0

54 7. '.-

104 io. 7 4.91E-2 '

MBEFF = 2.37E-3

"8/13/.76 2330 0

2235 538 :. *104 8/1'.3176 2400 0

I 2235 535 t:

. 104.

I

~

i I

'!I" I

- *oATE CLOCK HEJ\\CTO~

RCS RCS*.

bEMINER/\\LlZR LETDO~JN I-'l 3i TIME PO~!ER

  • PRESSURE TEMF11 *
PURIF, bECDN. FCTR,

.RCS COE:~ENTS.

MW(e)

PSIG OF FLOW*..

CONCENTRTN r,pf,1

~,c i / om_:_

SUGGESiED FREQ(J£NCY.

1/2 hr. 1/2 hr. 1/2 hr..

1/2 hr. each. 1 ~ hr.

2*hr.

8/14/76 524 104*

  • 0030.

0

  • 2235 8/14/76 0100 0

2235 518" 95 2.].5E-1 0

8/14/76 0130

  • 2035 514 95 8/14176 020'0 0

1800 500 80 I

8/.14/76

.0230 0

1453 483 80 I

8/14/76 0300 0

1398 472 111 5.22E-l a

8/14/76 0330 0

1400

. 475

..90 I

46.1 8/14/76 0400 0

1450 80 8/i4/76 0430

  • o

. 1469 457

. 80.

8/,14/76 0500 0

  • 1473 458 80 5.08E-1

'.. so 8/14/76 0530 0

'1470 457' I

8/14/76

  • 0680 0

1520 445 80 8/14/76 0630 o*

1079 424

  • 68 8/14/76 0700 0

1000 405 ~

65 S;88E-l',

. 960 8/14/76.

0730 0

394,.

.. 70 8/14/76 0800 0

958 409 !

65

~-

£.

r} I

,...,... ~L--

n n "'"

'" {'\\ J

-~uc t, t,._..

i l

.\\

I

~-

D.~n:

CLOCK REACTOR Res*

RCS*.

LETDOWN REMXNERAL!ZR 1 1..:131 l

TIME POWER PRESSURE TEMP11 PURIF I RCS COE:J.ENTS uEC'ON. FCTR.

MW(e)

PSIG OF FLOW CONCENTRTN r,p~

\\IC i / am._:_

~UGGE5iED FREQIJ'ENCY.

1/2 hr. 1/2 hro 1/2 hr$

1 /.2 hr. each 12 hr.

2 *hr.*

8/14/76

  • 0900.
0.

951 403.

65*

,327."2

6. 2SE~l.

MBEFF = 1.91E-3 8/14/76 0930

881 384
  • 65 0

.8/14/76

  • 1600*

0 585*

349 42 8/14"/76 e

10:30 0

439 342 30

,8/14/76 1100 0

420 341 30 438.4 6.74E-l..

MBEFf = 1.54E-3 I

8/14/76 1130 O'

423.

336 30 8/14/76 1200*

  • 0 426 330

' 20 I

8/14/76 1230

,0 422 317 20 8/i4/76 1300

  • o*
  • 440 303.
  • , 20 6.-33E..:l' I

8/14/76 1330 o*

e-.

I a/14/76 1400'.

0 I

418 288 110

'i.

I 8/14/76

'1430 0

'426 280 100

/

8/14/76 1500

' o*

437 271

._:425 8/14/76 1530 0

266 92 1 *

~27 8-/14/76.

1600 0

! 26~*-

94 I

I 1'

. I I

~.

I

. t -~7'. ;:,:. ~: 'j Coolant

?'h

  • ~ i:-: i ~.'.'o
  • ____ 1 __
'J-::-lel C1te J-1_):

1'i*.:e I-1]1 I-f]J --

I-133 lXln I 8-13 I 1600 2.. ?. 5.54-2.4657 lXin 8-13 1700 3 05-2 5. 51,-2.5505 i,,,

lXin 8-13 1900 2.28-2 5.16-2.4419

{

lXin I 8-13 2100 s. 31-2.7.39-2.7185 lX ln I 8-13 2300 11, 91-2 7. 51-2.6539 i t~xErrl I

8-13 2300 2,37,,3

!,I JXin I 8-14 0100 2.15-1 2.05-1.0488

f 1 XI 11 I n-111 I CUl)ll 'i.1.Z**l 1,, *J/1-l I..(].",(, 7 0500 5.08-1 lXin 8-111 11,26-1 L.1925 I 1Xin I 8-14 07100 5 88-1 l1. 25-1 l,3835
1 J.Xin 8-111 I 0900 k. 25-1 4..1,5-1 h
  • 5060
  • . [_ 1 X l n 8-ll1 _ _1;100 1~>., 711-l ti, So'-] I.,l/7.81 L. r, :w:1 I.J).1_11 11-L /1 J. :100. i.....11::..L :1. 11,-1 I lXln 8-14 1500 'j, Q/1-l 2.90-] i':"'7370

~!Jtff.L\\ 8-1/,

0900 1.3 1

}11\\l!FF I 8-14 I llOO l 511-3 I

I I

I l

I I

1 c=~.

\\*... '!. ---*-

I

\\

I-132 *r.. 131-I- tJ:,

Power 100 100 81 39 0

0 0

0 0

0 0

()

VI1i'GINL1 ii'J;,'t.'f,'J.~?J(j Ai.'D,:'.J':'.ER ao**,,~1.'i'(

.,'?adi~ forU1:eo

' '(lfnit,? in.uOi/r.11)

DF=327.2 DF**l1J8.11 I..

,\\

.I

i.

P.r.1."'..'J/"kt; I

~-. --.~.

    • ~.......,..,...

-1

~

I>/

\\ ~.

. :_':h:

.J

?

DATE

'i\\~i~GTOR I LE'CDG\\*JN CLOCK.

RC:j r.- _-.

'J EM 11..:rnf\\L XZR X** l J'i tJNIT, 1 *.

\\i., :::i *

~

SURRY TIME POii/ER PRESSURE TEMP, PURIF.

P EC'ON. FGTR.

RCS co11.1-:E;rr~

POWER STATION MW(c)

PSIG OF FLO\\i/

CONCENTRTN r,p1,1

.

  • 1,Ci/0~

~

S'"G-~""Ea h~j 112 J\\J :.:>,.

1/2 hr. l/2 hr. 1/2 hr.

each 12 hr.

2 hr.

F,,.~.,,.,*ry.

  • 1976

.. :. u *.:,, 9' 10-17

  • 0730

.. 800 2240 566 60 0800 800 10-17 2240.

566 104 10-17

. 224d 566-0830' 800 104

- 17 2240 566 0900*

800 104 I

2.30E-2

.' 10-1,7 566-

  • 0940 800 2240 104
  • commence Ramp Down..
10-17 1000 760 22,.0.

564 104

10-17 1030 700 2240 563 -

'104

10-17 1100 640 2240 561 104 2.0lE-2 I
10-17
2240,

~

1130_.:'..,

560*

559 i04

.. r

10-17 1200 482 2240 553 104 I

I i 10-17 1230 410 557 io4 2240 I

  • !131 NO Mix Bed Eff.

.: 10... 17

'lJOO 330 2240 553 104

. 3.67E-2

~

. 10-17 1330 250 2240 552*

104 f

/

1 10-17 0

548 104

~

1400 2240

10-17 1430 0

544 104 2240

10-17 1500 2240 104 I

0 543 8,28E-2

  • 532 I 10-17 2240*

1530.

0 104

°DATE CLOCK TIME 1i,;C.:/\\C1 ui{

i HCS fl.cs*.

i LLJ UO\\-/N i)U*ili~~i{1\\LU.i"l, PO~JER PRESSURE TEMP.

puRI F.

DECDN. FCTR.

M1~(e)

PSIG.

°F

FLOW.. -
  • X '" i :J I 1

RCS C0/1MEifl'~

, *L

.. 'J!

CONCENTRTN

~-----* *..,1-----4----+----~----+----II r,p),{

5 1GG:5iED 1

  • -11C1/a~i-------* ------~

-, :-n "= *.,. y

  • 1 / 2 hr. 1 / 2 hr
  • 1 / 2 hr *. l/ 2 h r
  • enc h 12 hr
  • 2 hr *

~*=*~=I.J==*=='" '='..===:f==i===f.===:::;::===*===,t=====

l 1--

1

- - * -....;..~__.1;;...o_-_1_14--*..;1;.;.6*~30;.__~~o~-1l--21_5_0_+-_53;...o __ ~* -~6~0-:i-----~~--------i--------~---:

f 10-17

  • 11ob 0

2180 10-17 173(),

0 2180 10-17 0

1 Hnn 2159 10-17 1830 0

2100 10-17 1900.

0

,,. c:.n

. 10-17 1930 527 55 525 60 524 60*

523 60 488 45 48

  • 2.43E-1
  • I131 5.07E-3
L64E-1 r r o

i4oo..

4 75 32

  • /

~-----i----4-----i...;...~. --4-----l---~1----+-----t-----t----~-~--~----~;

10-17 2000 0

1375'

  • 10-17 2030 O*

, 1350 10-17.

?100 0

925.

10-17 2130 0

875 10-17 2200 0

67.S 10-17 2230 0

600 10..;.17 2300 0

10-17 2330 o*

403

10-17

'2400

()

400 10-18 0030 0

400 450 410 380 370*

  • 350 325 305
  • 298

.. 290 278 80

, 80 80 70 50 45 42

.65 100 100 3.0SE-1 3.64E-1

.... ~*

I I

I

1 LETUO~/N b E1*1I N t:rrnL I ZH:

DATE CLOCK REACTOR RCS RCS.

1.~13*1

~

TIME POWER PRESSURE TEMPo PURIF.

'.JEC'ON. FCTR.

RCS co*.,,,,.,,.,,~-

I 11'1~1\\ I.

.,~_:

i"lW(c)

PSIG OF FLO\\i/

CONCENTRTN ri pl,{.

. "Ci / CTQL:._

J~G.:5iEQ hr.,

h~, 1/2 1/2 1/2 hr. 1/2 hr. each 12 hr.

2 hr.

.:£0.:£:;~y.

10-18

. 0130 0

390

  • 243",.,

104 0

390 0200 232 100

  • 0230 392 213 104 0

~-

0300..

0 387 202 104 2.86E-l 0330 195*

0

. 387

  • 104
  • 1
i.

0 387 180.

104

\\

0400 0430 0

102 396 172 0500

  • I1*31.
  • O 392 170 102 4~5*

2.23E-l 4.96E-2 0530

~

'} 350 164

~: 95 n

I 0600 0

392 154 102 0630 0

381

  • 145.
  • 100
  • 0700 0

372 100

. 1. 82E-l 145 f

0730 0

.363 143 95 0800 143 0

334 90

~

I I

. 0830 0

400 145*

105

  • I131 1.0SE-2 0900 0

4o'O 144 102 16.3*

1. 71E-l 0

400 143 0930 101.

  • ~

i I

I i

!\\E*1 DO~/U i

DATE CLOCK REACTOR.

RCS RCS.

J Er,1 IN SRI\\L r Zf1 L.. 1 :n i

~

TIME PO\\.lER PRES5Ul1E TEMP.

ruRIF.

JEC'ON. FCTR.

RCS C0'1',,.,,..,.~

  • j,;,

I 11'1!:.I\\ L

PSIG OF

FLOW CONCENTRTN Geff

,1Ci /qnL:...,_

I

'"G*~*Ea i

IU :) I 1/2 hr. 1/2 hr. 1/2 hr. *112 hr. *each 12 hr.

2 hr.

£0.£:~:Y.

I I

10-18

  • 1030

.0 400 111 QR 400 115*

I 0

I 1100 90

1. 52E-l I

400 I

0.

107 88

,, 'l.n

~

231 90

  • 1200 0

104 1230 0

123 103 62 1300 0

10~

50 2.35E-l 45 1330 0

0 108 35 1400 0

0 108 55 0

107 *.

  • ss 1430 0

1500 0

0 110 20 112*

2.79E-1

  • I131=. 2.49E..:3 1530 0

110

  • 0 20 1600 0

0 110 30 1630

()

0 110

30.

1700 110 Q

2.87E;-1 0

30 110 1730 0

30

()

1800 0

0 110 30 1830 0

0 110 30

=--~

~ -

~*

DATE CLOCK l<~J\\1,;I Ui\\

RCS j RGS.

' LC i't)Gtl/N

~ i",,..,, Sp i\\:, i *; j l 0 *.'i JI I

.;,1*1il\\ I\\.. L.~... h TIME POWER PRESSURE TEM?o PURlF.

JEC'ON I FCTR.

RCS I

co*.o.,,**r \\

I II I C:.I I,

~!W(e)

PSIG

.co~~~~~ 1~T~

I OF FLOW..

r,p1,f

,...,.. -..... En h~,

11.H.l.:..) I 1/2 hr. l/2 hr. 1/2 1/2 hr.

  • eilch 12 hr.

2 hr.

I

,:r, r.,*ry.

...... 'J.~,,...

10-18

  • 1900 0

0 110 30 3,0QE-1 b

0 1930 110 30

.. 2000.

0 0

110 30

~

2030 110

30.

0 0

2.70E-1 2100 0

0 110 30 2130-0 0

30 110..

110 2200 0

0 30*

\\

2230 0

0 110 30

. 110

0 a

40 2300 2.41E-1 2330 0

a 110 40 0000 110 0

40.

1~19 0

  • 0030 0

0 110 42 0100 110 0

0 42

  • 2.0SE-1 0130 110 42 0

0 110 0200 0

0 42 0230 110

~

n n

32 0

0 110 3i*

0300 l.80E-l

---~-

-~ ')

)\\

I DATE CLOCK HEACTOR RCS RCS.

. LETDNIN bEMINrn1\\L !ZR I-131 TIM~

PmJER PRESSU!1E *TEMP~

I RCS C0i1/.:Elfi':i PURIF.

lJEC'ON. FCTR.

c'

~IW{e)

PSIG op

  • :FLOvl...

CONCENTRTN

  • GPM I

i:_C-1./-U~

I S '"'G-~"'ED I

~

.,u.:.::,,.

l/2 hr. 1/2 hr. 1/2 hr.

1/2 hr. euch 12 hr.

2 h*r.

F,.. ri.,. **ry..

.. :.IJ.i:,,~

I.--.

I I

10-19 0400 0

0 no bl, I

10-19 0430 0

0 105 48 I.

I 50 l.43E-l 0500 0

0.

105 0530 105 0

0 50 0

0 105 0600 50 0630.

0 0

105 50 105 0700 0

o*

50 l.35E-1 105

50.

0730 0

0 1

105 0800 0

0 50 0830 0

0 105*

50 0900 0

0 110 50 1.13E-l 110

  • '0930 0

0 50 110 1000 0

0 50 1030 106" 50 0

O*

106 1100 0

0

~o 1.llE-1

-~

~**:'!"', :.o._1 __ _

. V'llWL'lIA il'J,,\\!,'JJi U A1.'i).,';J':'J!-'.U vu*11~1::,y

.tlarU o fad ;'1:as

'(/Jnitr. in.}..l0'i/ml)

  • SPECIAL TEST D:i :a __ o_c_t_._19_7_6 __

~eJI C1ti?

7'f*:~

i-131 I-1.:~ ~=;~,;~1 I-132 ~

I-13:,

J'o~c~.

-=

L 10 Rc,"'Jrks

__ /

1

!rx 110_17 i 0900J2.Jo-2,5.11=::.1,1,49 r

.. WI______

I Ix 110-12 I noq2:01-2 s.1,7-

.3675

,.51..-1

  • ~

I

'I rx io-111 uotlJ.01-2 s.2s-

.4L132

t.:'*~7::.L...:*':., ___ --1-------------------------,l-*----------------1*

IXEFF!1n_17

UUl N\\J

~'°ND*--*- -l----l----J-D::..F:.....:F..:::.t..::::C.:.:TO~R~"'__:_? ____________ _, _______

-jr-*-----------~

1 f IX 110-17 I 1500 8. 28-2 ~~

__,,/,QI --

j I

rr-j10-17 I 17002.113-12 ~Tl.9455,---1-7t..
..*~3::...8'*..:.1.1---t---i--------'--------------------f--------------

!1xEFF il0-17 \\

1/UL 5.07-3 NO NO DF *= 41,9

  • .. i IX

\\rn_,.,

19003.M-13,98-1.9146

/,05

-;;-,;-;-::-']t-*-c-:-*l---l..:......::-c=--.,-1---+---1--------------------------t--------~-~,---,..j

~ 1x 110_ 1 7 I ?inr 3. os-1 2.9r 1.037.1----1-1..:::.*:.::$-=.Z*..:.'.1----i-----+-------------------------*r--*---------~

1 i IX 110-1.7 2300\\3. 54-i [J. Jti-1.077 l---1-i~*..J..£.

i&'_-l'....1---1---+---.!------------------~---*--+-------------,

I LX

\\10-*13 \\ 0100\\J.Gr' 3.10- 1 1.190

/.2.,/ 1x 110-18 \\ 0300iz.s6-:- 1 2.25-1 1.210+---+-~<J.(;,-~--J-1---t-~-

l...1.L-! JQ-1 B I 0500 2. :)3:.. 1 2. 2r 1.l~.

0 _1,_s_s_*,.. ___

1_7~..:Z_7-,...l, __ _, ___ 1 ____________________ ~~-----,-------,--------1 I RI!

10-1 8.

/) 'inn ::.:2 *:..:2:.:2:....--' +.Jl..;Jl,..OR..:.":'_1 '+lL....Sl.Ullnn-l---4-'-'..;.::*o~<f..,__l,_--f----f--'...;..;~RllR SYSTEM rn SE.::.'R,..:.V.::.IC;:.;E:....s _;@;.._00_3~0-------------'--/------------,1

!.u;r-:'r-*r*-110-18 I 0500 4. 95-2 NO I *No 1.--_.--"D~F_*"'_4'--"-4..::.8 _____________________ ~------------,\\

I Ill!

jJ.ll-lB I 0700 I.n2-1 *.1, :rn-11..117,_?.ct---f*-f'._.1_,_-I r---*----l----------------'-----------*r------*-------l f r~n 1.lu-_.Lb I 090011.n-1.1.12-* 1,435c l*5D-I I

lniir-:FF 110-:1s I 09001.05-2 _. No, -:

  • _Nn_f----~--i-~-1..---J.---"n~F:....::-~*6::.:1::.;;:3:.__ _________ -'---'----------+-----------,---

)t Ill\\

j10-l8 I llOO l.52-1 s.srr1. 7211\\---!-71..!*..!...l:::.2_-l+---i---f---@-1_1_3_0_P_R_I_M_P_RE_s_s_-_A_T_M_-_-:-----*---------- -----*---------!

I 1m 110-18 I uoo*2. 35-*1* 1.4s-ti.5871

,. 1?

-I

  • RH Jl0-18\\ 15002,79-1 -1,55-ll.788'

/.Z.J DF=112.Q l

~rnr.:r.1' 10-18 1500 2,49-3 °ND ND I

RH 10-1s I 1700 z. 8Tl 1.42-J 2. 0211:_-_ -_-:1..i..l;.;:*":...5"-l----1----i--------------------.,--------4*-------------,.--;

\\

Rll 110-18 \\ 19003.00-' 1,,28-112.343!

/.77 Rd 110-18 I 210012.?0-' 1.11i-1l2.368 --* /.7q 1-*--1----!----------------------'--*-

l

  • I RH jlU-.lb nou12.1i1-' 1 04-*1,2,3171---1-J..:./*~5:.=D::::_1.--+---l--------------'---~----------1~~--------*_j.

Rll 110-19 I 01002.08-*' ~?r:J2,884 __ J.:.fl___

l A RI!

]0-19 0300\\J Rn-I (i 10-2 2,951 -- ~--------------------------------- -------------*.,

RII 1

10-19 0500 L,l,:J-1 5,19-7 2.207:_ __.l.:..;J2_ ___ -----,-i---------*----------------------------*-----*--

l<il

.LO-L9 0700 ~

1,,31-*.1....Jjj.;

,.LJl*'I 1

~

nr=:rcr ~I~

3.111:::.:* i..'.i.2.6...: -- ~

LIJL__ fo-11)"

1.1.00 ~

?.. 72-21.6....illl..O.! -- ?,.2.<f*/ -----1------------------------~---, *------------

l-----J..---.----1-----1---,,-.--,--~~-~-:....--1--------~-------------...:..---::----~---~~----------1.

L__l_-l_-L--L--1----l--..L--.L.--1-~'------'----......__-:--_._-t--:___. ___ __.__,,_.....,--:----------' *

. -* *-**-*-*--****-. --.... --*--*-. **- -'-****-**-** -~-----.'..

!

Retrieved from "https://kanterella.com/w/index.php?title=ML19098B441&oldid=4932299"