ML17306B237

Monthly Operating Repts for Dec 1992 for Pvngs,Units 1,2 & 3.W/930108 Ltr

ML17306B237
Person / Time
Site:	Palo Verde
Issue date:	12/31/1992
From:	Ecklund B, James M. Levine ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
417-00020-JML-B, 417-20-JML-B, NUDOCS 9301210152
Download: ML17306B237 (29)

Text

ERATO DOCUMENT ACCEI REGULATO~INFORMATION DISTRIBUTION SYSTEM DISTRIBUTION ~TEM (RIDS)

ACCESSION,*NBR:9301210152 DOC.DATE: 92/12/31 NOTARIZED: NO DOCKET g FACIL:pTN-50:-528 Palo Verde Nuclear Station, Unit 1, Arizona Publi 05000528 STN-50-529 Palo Verde Nuclear Station, Unit 2, Arizona Publi 05000529 STN-50-530 Palo Verde Nuclear Station, Unit 3, Arizona Publi 05000530 AUTH. NAME AUTHOR AFFILIATION ECKLUND,B.S. Arizona Public Service Co. (formerly Arizona Nuclear Power LEVINE,J.M. Arizona Public Service Co. (formerly Arizona Nuclear Power RECIP.NAME RECIPIENT AFFILIATION Monthly operating repts for for PVNGS,units 1,2 D j j

SUBJECT:

Dec 1992 6 3.W/930108 ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL SIZE:

TITLE: Monthly Operating Report (per Tech Specs)

NOTES:STANDARDIZED PLANT 05000528 Standardized plant. 05000529 A

.Standardized plant. 05000530 RECIPIENT COPIES RECIPIENT COPIES ID 'CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL D PD5 LA 3 3 PD5 PD 1 1 TRAMMELLgC 1 1 INTERNAL: ACRS AEOD/DSP/TPAB NRR/DOEA/OEAB RGN5 l,l 10 1

1 10 1

1 AEOD/DOA G

LP-FIL PEB10 01 1

1 1

1 1

1 EXTERNAL: EG&G BRYCE,J.H 1 1 NRC PDR 1 1 NSIC 1 1 D

D D

NOTE TO ALL"RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTEI CONTACT THE DOCUMENT CONTROL DESK, ROOM Pl-37 (EXT. 504-2065) TO ELIMINATEYOUR NAME FROM DISTRIBUTION LISTS FOR DOCUMENTS YOU DON'T NEED!

TOTAL NUMBER OF COPIES REQUIRED: LTTR 24 ENCL 24

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~

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Arizona Public Service Company PALO VERDE NUCLEAR GENERATING STATION P.O. BOX 52034 ~ PHOENIX, ARIZONA85072-2034 JAMES M. LEVINE 417-00020-JNL/BSE VICE PAESIDENT NUCLEAA PAODUCTION January 8, 1993 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Mail Station P1-37 Washington, DC 20555

Subject:

Palo Verde Nuclear Generating Station (PVNGS)

Units 1, 2, and 3 Docket Nos. STN 50-528/529/530 Monthly Operating Reports for December 1992 File: 92-024-404 92-056-026 Enclosed are the Monthly Operating Reports for December 1992, prepared and submitted pursuant to Specification 6.9.1.6 of Appendix A (Technical Specifications) to the PVNGS Units 1, 2, and 3 Operating Licenses. By copy of this letter, Arizona Public Service Company is also forwarding the Monthly Operating Reports to the Regional Administrator, NRC Region V.

If you have any questions, please contact Brad S. Ecklund at (602) 340-4068.

Sincerely, JML/BSE/gez Enclosures cc: J. B. Martin (all w/enclosures)

A. C. Gehr A. H. Gutterman NRC Senior Resident Inspector INPO Records Center 2go,oi jtlity Data Institute xots2 ea PDR R

DqCy, OSOOOS28 PDR ~F2,f I((

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NRC MONTHLY OPERATING REPORT DOCKET NO. 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY B. S. Ecklund OPERATING STATUS

1. Unit Name: Palo Verde Nuclear Generatin Station Unit 1

2. Reporting Period: December 1992

3. Licensed Thermal Power (MWt): 3800

4. Nameplate Rating (Gross MWe): 1403

5. Design Electrical Rating (Net MWe): ~12 0

6. Maximum Dependable Capacity (Gross MWe): 1303

7. Maximum Dependable Capacity (Net MWe): 1221

8. If Changes Occur In Capacity Ratings (Item Numbers 3 Through 7)

Since Last Report, Give Reasons: N A

9. Power Level to Which Restricted, If Any (Net MWe): None

10. Reasons For Restrictions, If Any: N A

.4I'Chemi'isa'c:iv'e)I,:

'>@~x@868Y<'5 i6xNI88%5~8>:I x 8

~;'.:Hour'jIin,;'..'.:R'ej'o'r','."tinj:PjPe'i'i'id'";:;;:.;~pg>$')~p'~Wg'(8h'jFj;".j8$ 744 8,784 60,720

12. gH'0Ur8$,'React'0 h.:"6'07a'$8.Cr'X 0 iOa3~p:".~N::pj~$+~~,,g44I8mh~~j~( 708.6 6,116.5 35,175.6

13.  :;: ,"""..'9,'i'i'c't'oi""'Ri'seg$'e>;..8hutdo'w'x'i::".:::Hours;:.-',:,',$)g,F":'al jM; 0.0 0.0 0.0

14. 2>":HOiii,::;'.',.Gene'i'a,,te r'jw'a'S:;,QO;.">>,,".6'i'iiigj~j:;'j;q~l@jl',,~)jj>gag(2 695.1 6,011.7 34,333.8 e'i've;","Sh'u'thrown;-:;lfou.rsvp<~;":~g"2k3x)5)x(Yp+~pg.

15. 8i':'Ung::t.':Res 0.0 0.0 0.0

16.  :::.:';;.:,".,"Cr'o'j'si;fh2e'ilia':1',,:,"','Bneij'y,.',".",',C$'n'e'ii'ii'8p",'(NMH),':),..:<jg~! 2,576,546 21,914,755 125,779,011

17. -':':.::,'Ci p~,"s's ',:Elf/'t'rascal,',,Briber'j~~k'e'net't'e'd::::~((/@):"P 893,800 7,581,500 43,630,200

18. 840,060 7,118,804 40,943,596 93.4S 68.4S 56.5a 20 ~-.'Vnit":AvatlaMliey-~Factor.;,.(@),~,.N,.,qadi'",""P,-: 93.4a 68.4a 56.5a 21 -::8pQnit~~Ca jiil:,i'ey','Fai.'ib'i",:%(Vi'i'n'j:~MxDCj'.:8i';e);,: '~,,:~~N 92.5S 66.4a 55.2a

22.  ::."';,'.,'::Vnit'-::,:iCaj",aci'ty,':,'Fa'c'to'r","'.i'(Os%'xi'j';:IO'BR)'Bet)'."j:,"::, 88.9s 63.8s 53.1%

23 I(Unxcg;:Poco'5'O':.",.,';Ovccf'g'66).::,Ratj",8":(4glg '-2,".,"5.,",':,";6.:,':; ',g'j":.lF;;:i'j';;.;i 6.6s 6.3S 18.1s 24.

25. If Shutdown At End of Report Period, Estimated Date of Start-up: N A Forecast Achieved INITIAL CRITICALITY ~05 85 ~05 25 85 INITIAL ELECTRICITY ~06 85 06 10 85 COMMERCIAL OPERATION 11 85 01/128 86 1

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY B. S Ecklund MONTH: December 1992 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1255 17 1255 1254 18 1255 1253 19 1255 1249 20 1255 1251 21 1254 1252 22 1253 1251 23 1253 33 24 1253 25 1230 10 26 1212 627 27 1225 12 1239 28 1245 13 1252 29 1245 14 1252 30 1247 15 1253 31 1248 16 1253

REFUELING INFORMATION 0

DOCKET NO. 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY B. S. Ecklund Scheduled date for next refueling shutdown.

09/18/93, 4th refueling Scheduled date for restart following refueling.

11/27/93 Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendments The need for a Technical Specification change or other license amendment has not yet been determined.

Scheduled date for submitting proposed licensing action and supporting information.

N/A Important Licensing considerations associated with refueling, e.g., new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, and new operating procedures'/A The number of fuel assemblies.

a) In the core. 241 b) In the spent fuel storage pool. 276 Licensed spent fuel storage capacity. 1329 Intended change in spent fuel storage capacity. None Projected date of last refueling that can be discharged to spent fuel storage pool assuming present capacity.

2005 (18 Month reloads and full core discharge capability).

3

pter

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO. 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY B. S. Ecklund December 1992 12/01 0000 Unit began the month in Mode 1; 100% RX power.

12/08 1430 RX tripped on high pressurizer pressure following a main generator trip due to malfunction of a static negative sequence time overcurrent relay.

12/10 0156 Unit entered Mode 2, RX critical.

12/10 0616 Unit entered Mode 1.

12/10 1524 Synchronized main generator.

12/12 0237 RX power stabilized at 100$ .

12/31 2400 Unit ended the month in Mode 1; 100% RX power.

4

SHUTDOWNS AND POWER REDUCTIONS December 1992 DOCKET NO 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY B. S. Ecklund Outage Method of Cause and Corrective Duration Shutting System Component Action to No. Date Type Hours Reason Down Reactor LER No. Code" Code~ Prevent Recurrence 92-05 12/08/92 F 48.9 1-92-016 EL RX tripped on high pressurizer pressure following a main generator trip due to malfunction of a static negative sequence time overcurrent relay.

~F-Forced ~Reason: ~Method: ~Exhibit F-Instructions S-Scheduled A-Equipment Failure(Explain) 1-Manual for Preparation of the Data B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continuation from (NUREG 0161)

E-Operator Training & License Previous Month Examination 5-Reduction of 20% or F-Administrative Greater in the Past ~Exhibit H-Same Source G-Operational Error 24 Hours H-Other (Explain) 9-Other-(Explain) 5

~ e NRC MONTHLY OPERATING REPORT DOCKET NO. 50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY B S Ecklund OPERATING STATUS

1. Unit Name: Palo Verde Nuclear Generatin Station Unit 2.

2. Reporting Period: December 1992

3. Licensed Thermal Power (MWt): 3800

4. Nameplate Rating (Gross MWe): 1403

5. Design Electrical Rating (Net MWe): 1270

6. Maximum Dependable Capacity (Gross MWe): 1303

7. Maximum Dependable Capacity (Net MWe): 1221

8. If Changes Occur In Capacity Ratings (Item Numbers 3 Through 7)

Since Last Report, Give Reasons: N A

9. Power Level to Which Restricted, If Any (Net MWe): None

10. Reasons For Restrictions, If Any: N A

~4!:>!,Ctip611'45ip~e,.":5<<<.I'~.;

gj<HOV'lS:.:<'.-'X'n::P 8p'Crt'i'xlg':i'PeXki'Odj?6<,.':,".':";!,'"j;;~<<ji'i:;,:!'i':;;,.,,',;:: 744 8,784 55,104 grdH ovrs'!;.I'Sac t'0hj:,',.Qas'i'5,.R it'icai<%4@'.:: r?c'~ '.$ 744 ' 8,479.6 39,825.4 0' 0.0 0.0 14.:::::;:,',.:~H 744.0 8,342.3 39,056.6 15 ~::).'Mild0::.~:Re8e'rvI8:;j8 0' 0.0 0.0 144,036,956

17. I'::. 981,400 10,760,000 50,166,070 922,263 10,122,504 47,012,719 Ci'ii's".'s,:.'::',:',;Ble"c';or'X'ca'9.,:::.;::;5Jnit:::;,.:S'e'ivi.'c'i;::.:.:.:Zest'o'i,"::.:'::':::(0")16<2?:,":::::.-::::;::,"y,::-:

100.0s 95.0a 70.9%

20:;::,::.;:,:::;:Unit:;:::::A'up;i3.'ab:H'it'y:'.Phct'oi'3'(:a2):: o;!4 i':::;: '-:::::::::::::::I:;:;:,::,::2%~) 100.0% 95.0a 70.9a 21 ~ "'-"'"'/nit':'Iga8ja4c4 f@j':::i'Pao tjjj'" "(Qg'j njj~":MDC'(Njjt)'::::i:"'i'" 101.5s 94.4a 69.9s 97.6S 90.7a 67.2S 0.0% 2.9a 6.4s

24. Shutdowns Scheduled Over Next 6 Months (Type, Date and Duration of Each): Refuelin outa e March 20 1993. 80 da s.

25. If Shutdown At End of Report Period, Estimated Date of Start-up: N A Forecast Achieved INITIAL CRITICALITY ~03 86 ~04 18 86 INITIAL ELECTRICITY 06 86 ~05 20 86 COMMERCIAL OPERATION ~11 86 ~09 19 86 6

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY B. S. Ecklund MONTH: December 1992 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1247 17 1239 1244 18 1237 1239 19 1204 1234 20 1181 123 21 1232 1238 22 1233 1236 23 1230 1234 24 1233 1235 25 1235 10 1 34 26 1237 1234 27 1235 12 1235 28 1234 13 1236 29 1233 1'4 1236 30 1233 15 1237 31 1239 16 1240

REFUELING INFORMATION DOCKET NO. 50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY B. S. Ecklund Scheduled date for next refueling shutdown, 03/20/93, 4th refueling Scheduled date for restart following refueling.

06/08/93 Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment? k No. A change to the moderator temperature coefficient curve in the Technical Specification is anticipated as a result of the next refueling; however, APS anticipates accomplishing this change within the core operating limits report.

Scheduled date for submitting proposed licensing action and supporting information.

N/A Important Licensing considerations associated with refueling, e.g., new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, and new operating procedures.

Minor modifications to the fuel pellet design is considered to be within the current Technical Specifications and no revision is required.

The number of fuel assemblies.

a) In the core. 241 b) In the spent fuel storage pool. 288 Licensed spent fuel storage capacity. 1329 Intended change in spent fuel storage capacity. None Projected date of last refueling that can be discharged to spent fuel storage pool assuming present capacity.

2005 (18 Month reloads and full core discharge capability).

8

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO. 50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY B. S. Ecklund December 1992 12/01 0000 Unit began the month in Mode 1; 100% RX power.

12/31 2400 Unit ended the month in Mode 1; 100% RX power.

9-

SHUTDOWNS AND POWER REDUCTIONS December 1992 DOCKET NO 50-529 ~

UNIT NAME PVNGS-2 DATE COMPLETED BY B. S. Ecklund No. Date Type Outage Duration Hours Reason Method Shutting Down of Reactor LER No.

Code'ause System Component Code~

and Corrective Action to Prevent Recurrence No reactor shutdowns or significant power reductions occurred during the month.

~F- Forced ~Reason: ~Method: 4Exhibit F-Instructions S-Scheduled A-Equipment Failure(Explain) 1-Manual for Preparation of the Data B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continuation from (NUREG 0161)

E-Operator Training & License Previous Month Examination 5-Reduction of 20% or F-Administrative Greater in the Past ~Exhibit H-Same Source G-Operational Error 24 Hours H-Other (Explain) 9-Other-(Explain)

~'

h w

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY B. S Ecklund MONTH: December 1992 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1260 17 12 3 1268 18 12 3 126 19 1273 1262 20 12 4 1266 21 1272 1266 22 12 2 1263 23 1273 1264 24 1271 1264 25 1271 10 1265 26 1270 1262 27 1268 12 1257 28 1266 13 1267 29 1265 14 1270 30 1266 15 1272 31 1267 16 1271

I REFUELING INFORMATION DOCKET NO. 50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY B. S Ecklund Scheduled date for next refueling shutdown.

03/12/94, 4th refueling.

Scheduled date for restart following refueling'5/20/94.

Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment't Unknown at this time. Unit 3 Cycle 5 is presently in the preliminary design stages.

Scheduled date for submitting proposed licensing action and supporting information.

Mid 1993.

Important Licensing considerations associated with refueling, e,g., new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, and new operating procedures'he NRC granted a license amendment (No. 35) which allows the use of 80 fuel rods clad with advanced zirconium based alloys (other than Zircaloy-4) in two fuel assemblies during Unit 3 Cycles 4, 5, and 6 for in-reactor performance evaluation. Date of issuance was July 20, 1992 of fuel assemblies.

'he number a) In the core. 241 b) In the spent fuel storage pool. 284 Licensed spent fuel storage capacity. 1329 Intended change in spent fuel storage capacity. None Projected date of last refueling that can be discharged to spent fuel storage pool assuming present capacity.

2005 (18 Month reloads and full core discharge capability).

13

t I

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH 50-530 DOCKET NO.

UNIT NAME PVNGS-3 DATE COMPLETED BY B. S. Ecklund December 1992 12/01 0000 Unit began the month in Mode 1, 100$ RX power.

12/31 2400 Unit ended the month in Mode 1, 100% RX power.

14

SHUTDOWNS AND POWER REDUCTIONS December 1992 DOCKET NO 50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY B. S. Eck3und No. Date Type Outage Duration Hours Reason Method Shutting Down of Reactor LER No.

Code'ause System Component Code~

and Corrective Action to Prevent Recurrence No reactor shutdowns or significant power reductions occurred during the month.

~F-Forced ~Reason: ~Method: ~Exhibit F-Instructions S-Scheduled A-Equipment Failure(Explain) 1-Manual for Preparation of the Data B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continuation from (NUREG 0161)

E-Operator Training & License Previous Month Examination 5-Reduction of 20% or F-Administrative Greater in the Past ~Exhibit H-Same Source G-Operational Error 24 Hours H-Other (Explain) 9-Other-(Explain) 15

I