ML18093A386

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Forwards Completed PWR erosion-corrosion Questionnaire in Response to 870720 Request
ML18093A386
Person / Time
Site: Salem  PSEG icon.png
Issue date: 09/18/1987
From: Corbin McNeil
Public Service Enterprise Group
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
NLR-N87178, NUDOCS 8709280356
Download: ML18093A386 (7)
v • d • e


Text

Public Service Electric and Gas Company Corbin A. McNeil!, Jr.

Senior Vice President -

Nuclear Public Service Electric and Gas Company P.O. Box236, Hancocks Bridge, NJ 08038 609 339-4800 SEP 1 8 1987 NLR-N87178 United States Nuclear Regulatory Commission Document Control Desk Washington, DC 20555 Gentlemen:

PWR EROSION-CORROSION STUDY SALEM GENERATING STATION UNIT NOS. 1 AND 2 DOCKET NOS. 50-272 AND 50-311 Enclosed is the completed PWR Erosion-Corrosion questionnaire that you forwarded in your letter to Mr. C. A. McNeill, Jr.

received July 20, 1987.

Should you have any questions with regard to this transmittal, please do not hesitate to contact us.

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PDR ADOCK 05000272 8709280356 870918

  • 1 P

PDR Sincerely,

Document Control Desk 2

C Mr. D. c. Fischer USNRC Licensing Project Manager Mr. T. J. Kenny USNRC Senior Resident Inspector Mr. w. T. Russell, Administrator USNRC Region I Mr. D. M. Scott, Chief Bureau of Nuclear Engineering Department of Environmental Protection 380 Scotch Road Trenton, NJ 08628 SEP 1 8 1987

PWR EROSION-CORROSION QUESTIONNAIRE (Check or Circle All Applicable)

ENCLOSURE Ut i I i ty Company: -~~:Sc..::E=-+~G'°-------- Unit Name: SAL£ 11 {JAJ1T.i.-+ 2 HWe ____ _

Fi I led by: (1_ A-KoGG Iv Date: 9-10-3 7 Phone No. W9 *))(r 4Gt23 In service: 19.: **

Water Treatment:

AVT with al'MlOnia, morpholine, hydrazine.

Condensate polishers:

i nsta 1 1 ed 19 1.'t.. ;

Cooling water:

fresh, Copper alloy condenser Boric acid used since:

none, cation, powdex, <@.i~..... '1. of feedwater flow; operated in:~q}j), NH4-0H form.

A.

I.

2.
3.
4.
5.
6.
7.
8.
9.

l 0.

11.

B.

1 *

2.
3.
4.
5.
6.

salt, cs~ cooling tower.

AL-GX tubingT ye~, no. Copp7r alloy FW heater tubes:

LP, HP,8 19 *** ;during: operation, layup, low load soaks, other ***....

/Jo/ Us<J1-::::.

EROSION-CORROSION EXPERIENCE Erosion-Corrosion identified in wet steam piping: ~

no.

Erosion-Corrosion of MSR Chevrons or mesh:

e, no.

Chevron material:

stainless steel, carbon stee, other ********..**.********

Erosion-Corrosion of feedwater piping:

yes no.

Date found JZ.l~.~............

Feedwater piping materials: fl,SJM A-1..... $GfP..T?fi.c;r/l/--.. P!f!~(:,...............

Erosion-Corrosion of:...** elbows,..... Ts, *.... diffusers,.*. ~.* ; reducers,

  • *** valves,.**. orifices,.... other components (specify).A/.O *****...******

Erosion-Corrosion of J-Tubes:

yes,(QQ).

Erosion-Corros-~on of feed~ater distribu~ion ~ing: yes,@)

11 b rf'1,,.,/

Eroslon-Corros1on of turbine:

HP, LP; 1dent1fy components:.1v.o.* <;\\.QQ **********

Erosion-Corrosion of other cycle components (identify).* AJ.q...*.*.*******.**.**

Feedwater temperature range where erosion-co[rosion found:

from f99. to--1~9> *. °F Inspection frequency for feedwater piping.l~a. years.

Steam~i-~ 3;£0. years.

Inspection methods used: @rason i c th i cknes]) ~*

~

, other. !J.L/.., ~

PIPING DESIGN Maximum feedwater flow velocity.... J.2..... feet/second.

No. of feed pumps operating at 1ooi load...2...., second pump On at.4Cl.'1. load.

Maximum flow velocity when only I pump is operating....... ~ *....** feet/second.

No. of feedwater piping components:....... elbows,....*. Ts,.....* diffusers,

. *..** reducers, *..... valves,...... orifices,

  • .. *.. other components (specify).................**.......*....****.****.*.

Maximum flow velocity in wet steam piping............ feet/second.

Feedwater pressures and temperatures (actual (preferred) or design):

Full load (pressure, psia/temperature, 0E.l.!. 4 o*

9 4-P: {)pf-.

P:

P:. 0....

P:. ~-..

P:.q~Q.

T:.I!...

T:.ll.4:.

T: J~?.

T: -.3.7 *.;J..

T: flS.J.

Con Cond.

Steam Generators Low load

  • 1. of ful I load):

P:

T:.....

Con Please attach copies of the heat balance diagrams for your actual full load and typical low load.

\\

c.-

FEEDWATER AND.CONDENSATE CHEM 1 STRY

( DAll-1 1=-ofl UP 1 T i

OAJL "')

Please complete the attached Table.

I.

2.

Feedwater chemistry history (average or typical values, final feedwater):

Year of oper.:

I st 197 4 1976 1978 1980 1982 1983 1985 1986

  • \\'111.

9.1 3.3

'f.3

~-4. 1.45

  • Cf.4Z 15. \\
  • 7-I

'8. '3

~- '8. 8'.74. 8-86 pH of FW maximum*. 9.r. 1J/4. tJ/A minimum * ~-

. q_,. q. l

'1. 0 Cf. I.. r.oo * ?.OS 1987

. ?.2+.

.. g.8 2.

  • '(,O{o
  • average.*

9

<i_. "\\

    • _J_f *.+/-*.

pH of condensate

~

maximum

___________ * ~;z4. q.3-z_. ?.40.

. minimum

. average DO, ppb maximum

. 'B.1 *+* I i.74-. is.s z. * ~.7o.

. 9.0.

  • +*..

~.o'). 9'.08. 9.o7.

. ~. I 10. is 40. s s. :zo.

1 s.

2 o. JQ...

I I

6

'(S"

<5

  • ( s-

<S

-<5

-~*

minimum average Cat. Cond. uS/cm

  • n 2..

Spec. Cond. uS/cm * -

NH3, ppb

  • G4Q.

N2A4, ppb

  • 40.

Boron, ppb

  • -1:li.A_.

Air Inleakage, SCFH I

l

~o s

z.o s

s 7

. __G_.

I

,. 3

,, z... 01

  • .og-. -6'6 *. oi..&£.

I *+* '3. \\..s.o. Z.7

  • 3.Z
  • 3.1Y\\
  • 3. 27... *.1:.11_.

I

. 700. 3'50. 300. 340. ?80. Z40.732. *

.JJ

~

20 27.

5o.

s0. 4o. ~G._d_S_.

>J(A

  • N(A
  • AJ/A-iJ/&
  • AJ,/A
  • IJIA-
  • IV/1
  • AJ/1-

.AJL:L.

Please send any water chemistry sumnary reports and data.

3.

Chemical additions

3.1 Arrrnonia

typical concentration in feedwater ~~~P. ppb; added at (o~~-J'{).L.'5:1'~-~ fofFLui;1vl

3.2 Hydrazine

typical concentration in feedwater.~9. ppb; added at<'.Q~~-.P.O~'J'!l'!'- t.ffl.Ot:'

11T.

3.3 Boric acid:

typical concentration in feedwater.~. ppb as B;

  • added at *...

.A!~-1...........

0.

MATERIALS I.

Feedwater piping - list ASTM or other specification numbers A S.1/:1. A; JO.~. G.r. (3.

2.

Wet steam piping: AS.Tt1.. 4::33.S-... Gr.. f.}.2

3.

Attach results of chemical analysis by you or pipe vendors.

70/0oc4

. ~\\

).

c.

FEEOWATER ANQ CONDENSATE CHEMISTRY \\D/HJI FOIL Ur.J1r Z

()NL!-J)

1.

Please complete the attached Table.

2.

feedwater chemistry history (average or typical values, final feedwater):

Year of oper.:

pH of FW maximum minimum average pH of condensate maximum minimum average 1st 1974 1976 1978 1980 1982 1983 1985 1986 1987

. !<ff'.

." 9.S(,,. N {A. N [A AJ/A tJ,/A. 9-4~. 4.~i. 9..2 S-. <J. ZS" * '1.t&.

. i.'J1 *~T' *:I.*---1--- _

___,__. i.z1.~. <iJ?_r. -0.70. KgJ.

. 9.\\1

-+--- -+---' r:1..07._ijj_.. Cf.o4. <J,01

. ?.o4.

--* q, 30. C/.20. 9.1$.

--. I I

  • '6.G 3. ~-74. i:1 'Z.

--*+* I

. 1.0 <6

  • 1.oz.. 9.07.

DO, ppb maximum. CAD I

5 lo IO

!f

. __K_.

m i n i mum. <; 'S" I. {

I

. < 'S"

"'° ':>

< S"

  • < S

. -=:; 5.

average 5

I

.. -r-.. T.* J

< S"

  • s S" *..:;- S-
  • <C S

. ( 5'.

Cat. Cond. uS I cm... j Co *

-r- ~

+/-,

0 j

.. I 0 *, 01S *

  • 0 8'
  • ,()(.
  • Spec. Cond. uS/cm
  • 2L.k_.

\\

\\

  • -Z.CoO
  • J.K\\. Z. '15.,].G 4. ;;_ 71.

NH3' ppb

. 3<"o()

  • I

\\

  • ci4D. 310

~3() * ;JQ6

  • c:J;).0.

~2A 4

  • ppb 9 'J..

IJI o/

i--

41

  • S"O 30
  • ;( 3

. ~~.

B<>ron, ppb

. l.J IA. N/A

  • N/4
  • IJ/A N/1!
  • NIA * &IA * /V(!f
  • liJ/A-.

Air lnleakage, SCFH Please send any water chemistry sumnary reports and data.

3.

Chemical additions

3.1 Armionia

typical concentration in feedwater *..** ppb; added at...........

3.2 Hydrazine

typical concentration in feedwater.... ppb; added at.........

3.3 Boric acid:

typical concentration in feedwater.... ppb as B; added at *.*...............

0.

MATERIALS I.

Feedwater piping - list ASTH or other specification numbers....................

2.

Wet steam piping:..........................

3.

Attach results of chemical analysis by you or pipe vendors.

70/Doc4 Cl.

HAXIHUH ANO 11INIMUH WATER PROPERTIES OBSERVED DURING LAST TWELVE MONTHS OUR 1 NG POWER OPERA T l ON ( U tJ' T 1-O 10 L "I J FILL A

a STEAH CONDENSER MAXIMUM MINIMUM c

~1Ai\\E UP D

E STEAM Sn.AM I~

SAMPLING POINT GENERATOR HOT WELL WATER BEFORE HP LP

© q_ "']

. <fr l!-f

'a..S-4

J:' S"O DH

'lt --~

- ?'t 7""

-:.;:-.q q s:ll. ~£'.)

TOTAL

-Z.. "Z. I

~. ~~-- !-_.]:~~ f..

CONDUCTIVITY (!\\'m"'nc /,...m) f'l.'"/9 l.. I I CATION 19 z.

14S 1-===---i CONDUCTIVITY (Mmhos/cm) dS~~

  • ab Ir--;.

+-~----'--- _....___

TOT~;L SOLIDS (ppm)

~* -- -

TOTAL L

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

.. -~- _._....... __

DISSOLVED SOLIDS (ppm)

-~*

a.1~ Q lo Oci

~* t"IOS DISSOLVED OXYGEN (com)

.r.c, O* OS'"

(. 0 0 !:"

DISSOLVED HYDROGEN (ccm) ~ ----* -.

--=---

~~--*a--..,.:__;.. :'21:. ~--~.-:.*.*.*-.** *... -,..... -_................... *-*. -* -

HARDN:ESS (ccm)

-~---

.004-A. 0 Cl 8

  • 0016

<*-~**-*

SODIUM (t1Pm) 10..,,., ~ ~..

-~I": <~-

.oca~

<*.dos.'

  • CJr

.ooq

('Ccm>

SILICA

  • 0 0 s-

<*O.:JS"

  • 6 '1 Cl

<. 001 IRON (ocm) t.,... -~ I

~. aa 1

'1.~..;.j* --

<, CO/

< *OO I BORON (ppm)

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

............ -~--....

PHOSPHATES (ocm)

..:.:..=.- r---~--*..... - --

i-.--.::"".

  • o o;3~

_9.oc(,~

SULFATES (ocm)

(,Q'.J02.

0. co,.s-

.oar~

<. OS° G -Od04

<. p ~

CHLORIDES (ppm)

~.e~o 1

';<.c _.,,

<.()()t:J I

<, r~

FREE Na OH (ppm)

~-----*---

I FEED-WATER

~~

."(". 7tJ S-:S-4 I *GZ.

I I I a

,.:; _(; r.;-:-

.*~I c

  • . ooo-s-
  • .:>.:..:> G

<~ooo I

,034

. oor

  • 01 6

<.001*

.00"36

<* ooo I

  • 0002
  • ~ 1C0(!)1

r-.~--~~-=---* -----*-

-**---- ---... -. -,.-~*--*-

Na/P04 MOLAR RATIO

~

'I'd:'"

o. '3 e AMMONIA (ppm) a.1 s-
  • ~*a
  • a:z I 4-1 HYDRAZINE ('O'Ob)

< 10

<. 10

  • - -- f---

....___~

110RPHOL I NE *

(oom)

  • -*----~*-
  • ~:.:.:_ 1--.:.:.

r-- -**

--~-

~

l Cl.

HAXIHUH ANO HINIHUH WATER PROPERTIES OBSERVED DURING LAST TWELVE HONTHS DURING POWER OPERATION (\\JtJll CJ. DiJL'I)

v MAXI.MUM FILL MINIMUM

. I A

B c

0 E

I STEAtt

ONDENSER MAKE UP STEAM STEAM rn FEED-SAMPLING POINT GENERATOR HOT WE!.L WATER BEFORE HP LP WATER SEE UNI.,. I
J.rS-8

~'/

~.SI

?f,7 q JD '.,,. ~

t>H

~. s::~

-T*,7**

,j.44 I."!. o TOTAL 1..:?. I

?.*S-6 CONDUCTIVITY fN>mht"lc:/,...,\\

O* 91

'. '.?. 6

~

~I ~2.

... oss

=: -=-* -

CATION

,"3""74

  • /bb CO~OUCTIVITY C1-1mhos/cm)

,')!;°~

  • o e6 IT201T~A~L~S~O~L~I~O~Sa._~(P2£!Pm~)!,__~~-l:=====::::t:========:::t:======:t:=:::==:===::i:::=======!:======~

TOTAL

n:r:s:so:L~VE::D~S:O:L:I:D:S:--~(p7p~m=)::-f;;~~~:=:;:.i~]o~o~-='"""~*~~~~~<~.jo~oi:'.:~=:l~~--~-~-=~~~3~~*-~*~-'~--j, DISSOLVED OXYGEN (ccm)

,cc~

..-< """. c:i'"".,.....s---

._o~5""

DISSOLVED HYDROGEN (ccm)

HARDNESS * (ccm)

SODIUM (ocm)

SILICA ("Dem)

IRON (Dem)

COPPER (Pt>m)

BORON (ppm)

.cos..,

. OS'2.

, t;j ':)I.')(;'"

£.

  • c ~ <'.

.ooo<;.

<*000 I t=:=====t=====r======:-t::==;:;;:::~-t=:==~

  • 04q

<. oo I --*-*- *

<.001

--*~_:.;:;.:.~*--

.02q

<.. o o I

  • 0/0

<'co,

-* --- -. :-. *~:-.-'2'""---..1--

!,PH~O~S~P~HA~T~E~S~(~c~o:m~>~~~~'=~~~~~~~~~~~~~~~~~~=~=-~=~=t:~~~~~=~---~=:t=====-=*--=--="r~~--~* ~~-

  • 00 bO
  • 002.'2..

SUL'F ATES (ppm)

, co ~ '-. -

__ --:_-:_-:.-:.-=._+--*--

--* ------1 <, c o o t CHLORIDES (cprn)

FREE NaOH (ppm)

CJ,Oj'03

(.c.!;".

.t:.O~

.c.o~o 1

.L, cs-

<-.OD.d...L. <, t s-

.ooo.S-

"- 1D O "I

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

. -

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