ML17311A806

Monthly Operating Repts for Mar 1995 for Palo Verde Nuclear Generating Station.W/950412 Ltr

ML17311A806
Person / Time
Site:	Palo Verde
Issue date:	03/31/1995
From:	Fulton J, James M. Levine ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
182-06064-JML-J, 182-6064-JML-J, NUDOCS 9504190051
Download: ML17311A806 (33)

Text

(ACCELERATED RIDS PROCESSING)

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)DOCKET 05000528 05000529 05000530 P ACCESSION NBR:9504190051 DOC.DATE: '9AV~NOTARIZED:

NO FACIL:STN-50-528 Palo Verde Nuclear Station, Unit 1, Arizona Publi STN-50-529 Palo Verde Nuclear Station, Unit 2, Arizona Publi STN-50-530 Palo Verde Nuclear Station, Unit 3, Arizona Publi AUTH.NAME AUTHOR AFFILIATION FULTON,J.D.

Arizona Public Service Co.(formerly Arizona Nuclear Power LEVINE,J.M.

Arizona Public Service Co.(formerly Arizona Nuclear Power RECIP.NAME RECIPIENT AFFILIATION

SUBJECT:

Monthly operating repte for Mar 1995 for Palo Verde Nuclear Generating Station.W 950412 ltr.'ISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR t ENCL I SIZE: 4I TITLE: Monthly Operating Report (per Tech Specs)0 NOTES:STANDARDIZED PLANT Standardized plant;Standardized plant.05000528 I 05000529 05000530 RECIPIENT ID CODE/NAME PD4-2 PD TRAN,L INTERNAL: ACRS NTER EXTERNAL LI TCO BRYCE f J H NRC PDR COPIES LTTR ENCL 1 1 1 1 10 10 1 1 1 1 1 1 1 1 RECIPIENT ID CODE/NAME HOLIAN, B AEOD/SPD/RRAB NRR/DISP/PIPB RGN4 NOAC COPIES LTTR ENCL 1 1 1 1 1 1 1 1 1 1 D 0 0 U NOTE TO ALL"RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE!CONTACT THE DOCUMENT CONTROL DESK, ROOM PI-37 (EXT.504-2083)TO ELIMINATE YOUR NAME FROM DISTRIBUTION LISTS FOR DOCUMENTS YOU DON'T NEEDI TOTAL NUMBER OF COPIES REQUIRED: LTTR 21 ENCL 21 JAMES M.LEVINE VICE PRESIDENT NUCLEAR PRODUCTION Arizona Public Service Company PALO VERDE NUCLEAR GENERATING STATION P.O.BOX 52034~PHOENIX, ARIZONA 85072-2034 182-06064-JML/JLT/JDF April 12, 1995 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 50-528/529/630 Monthly Operating Reports for March 1996 Enclosed are the Monthly Operating Reports for March 1995, 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 IV.If you have any questions, please contact Judy Fulton at (602)393-5277.Sincerely, JML/J DF/gez

Enclosures:

March 1995 Monthly Operating eports (all w/enclosures) cc: L.J.Callan K.E.Perkins NRC Senior Resident Inspector INPO Records Center Utility Data Institute'I<'r r~cJ 95041CII0051-950351 PDR ADDCK 05000528 I I PDR f Ji t

I AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.5M26 UNIT NAME MHG&1 DATE Q FLU~~~COMPLETED BY dJ2JMQQ MONTH: March 1995 DAY AVERAGE DAILY POWER LEVEL DAY'VERAGE DAILY POWER LEVEL 1246'7 1240 1247 18 1147 1245 19 1063 1244 20 1055 1243 21 1057 1245 22 1065 1248 23 1065 1246 24 1069 1246 25 1071 10 1243 26 1070 1242 27 1069 12 1244 28 1070 13 1244 29 1053 14 1241 30 1011 15 1243 31 995 16 1241 I

REFUELING INFORMATION I DOCKET NO., SL526 UNIT NAME~V DATE'L12LK COMPLETED BY JJ2~fQQ IKalMJRZ Scheduled date for next refueling shutdown.The 5th refueling outage is scheduled to begin 04/01/95.Scheduled date for restart following refueling.

06/1 0/95.Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment?

No Scheduled date for submitting proposed licensing action and supporting information.

12/28/94 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.

The fuel assembly will utilize Erbium as a burnabie absorber (as was done for Units 2 and 3)."The number of fuel assemblies.

b)In the spent fuel storage pool.Licensed spent fuel storage capacity.Intended change in spent fuel storage capacity.~~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).

III

~0

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.~KG UNIT NAME EMKi&i DATE ML12LK COMPLETED BY~<i~03/01 0000 03/09 2315 03/10 0116 03/16 2255 03/16 2355 03/17 2010 03/17 2045 03/18 0828 03/18 1456 03/20 1543 03/20 1915 03/20 2040 03/29 1955 03/30 0501 Unit began the month in Mode 1 with 100%power.Decreased Rx power to 99%for Hi Rate Steam Generator Blowdowns.

Increased Rx power to 100%.Decreased Rx power to 99%for Hi Rate Steam Generator Blowdowns.

Increased Rx power to 100%.Decreased Rx power to 98%for Main Turbine control valve testing.Increased Rx power to 100%.Commenced RX downpower to 85%in preparation for isolating LP Feedwater Heater string C due to Heater 1C tube leak.Rx power at 85%.Decreased Rx power to 83.5%due to EHC leak.Commenced Rx'power increase from 83.5%to 85%.Rx power at 85%.Decreased Rx power to 83%due to MT pressure switch failure.Commenced Rx power increase to 85%.03/30 0539 Stabilized Rx power at 85%.03/31 1548 Decreased Rx power 1%to aid in data gathering to evaluate unusual noise and vibration from the P1 Main Turbine Control Valve.03/31 1620 03/31 1953 03/31 2359 Increased Rx to 85%power.'ommenced Rx power decrease to 20%for outage.Unit ended the month in Mode 1 at 20%power.

'I SHUTDOWNS AND POWER REDUCTIONS March 1995 DOCKET NO UNIT NAME P~~DATE MLQ55 COMPLETED BY No.Date Outage Method of Duration Shutting Down Type" Hours Reason2 Reactor3 LER No.System Component Cause and Corrective Action Code4 Code5 to Prevent Occurrence No reactor shutdowns or significant power reductions occurred during the month of March, 1995."F-Forced S-Scheduled 2Reason: A-Equipment Failure(Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training 8, License Examination F-Administrative G-Operational Error H-Other (Explain)3Method: 1-Manual 2-Manual Scram 3-Automatic Scram 4-Continuation from Previous Month 5-Reduction of 20%or Greater in the Past 24 Hours 9-Other-(Explain) 4Exhibit F-Instructions for Preparation of the Data Entry Sheets for Licensee Event Report (LER)File (NUREG 0161)5Exhibit H-Same Source

.E l I J

j l I IIt AVERAGE DAILY UNIT POWER LEVEL I DOCKET NO.24529 UNIT NAME~59,~DATE 9CL12LK COMPLETED BY~~go MONTH: March 1995 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 17 18 19 20 21 22 0 23 24 25 10 26 27 12 28'13 29 14 30 122 15 31 361 16 wl I REFUELING INFORMATION DOCKET NO.QL539 UNIT NAME~VV~!~DATE MQZK COMPLETED BY Lf>MUHQQ Scheduled date for next refueling shutdown.The 6th refueling outage is scheduled for 03/16/96.Scheduled date for restart following refueling.

05/10/96.Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment?

a.Technical Specification change to Note 5 of Table 4.3-1 for the proposed installation of a cycle independent shape annealing matrix.o Scheduled date for submitting proposed licensing action and supporting information.

12/08/95.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.

Stretch Power to 102%.The number of fuel assemblies.

e)tn the core.~b)ln the spent fuel storage pool.~95 Licensed spent fuel storage capacity.~~Intended change in spent fuel storage capacity.~~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).

e 1'

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.UNIT NAME DATE COMPLETED BY TELEPHONE K-'RR ElhLG&2 MLI2LK dJUMaa 03/01 0000 03/01 1508 03/09 1817 03/23 0408 03/25 0117 03/28 0152 03/28 0500 03/29 0435 03/29 0500 03/29 0830 03/30 0233 03/30 0727 03/30 0754 03/30 0929 03/30 1005 03/30 1035 03/30 1105 03/31 0509 03/31 2359 Unit began the month in refueling outage P5.Entered Mode 6.Entered Mode 5.Entered Mode 4.Entered Mode 3.Entered Mode 2.Unit 2 Rx is CRITICAL.Commenced Rx power increase to 2;3%.Rx power stable at 2%.Entered Mode 1.Synchronized the Main Generator to the grid.This signaled the end of the refueling outage.Outage duration was 54 days, 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> and 30 minutes.Opened Main Generator breakers in preparatio for overspeed test.Commenced main turbine overspeed testing.Synchronized the Main Generator to the grid.Commenced Rx power to 14%.Rx power is at 14%.FWCS swapover completed satisfactorily.

Rx power stabilized at 18%.Rx power is greater than 20%.Increasing power to 70%.Unit ended the month in Mode 1 at 30%power in power ascension to 70%.

SHUTDOWNS AND POWER REDUCTIONS March 1995 DOCKET NO UNIT NAME DATE MLl2LK COMPLETED BY Date Outage Method of Duration Shutting Down Type" Hours Reason2 Reactor3 LER No.System Component Cause and Corrective Action Code4 Code5.to Prevent Occurrence 95-01 02/04/95 S 700.6 N/A N/A N/A Continuation of 5th refueling outage from previous month."F-Forced S-Scheduled Reason: A-Equipment Failure(Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training 8 License.Examination F-Administrative G-Operational Error H-Other (Explain)3Method: 1-Manual 2-Manual Scram 3-Automatic Scram 4-Continuation from Previous Month 5-Reduction of 20%or Greater in the Past 24 Hours 9-Other-(Explain) 4Exhibit F-Instructions for Preparation of the Data Entry Sheets for Licensee Event Report (LER)File (NUREG 0161)Exhibit H-Same Source

J AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.~39 UNIT NAME~bLGR2 DATE&002LK COMPLETED BY~~gO KllHUUII MONTH: March 1995 DAY AVERAGE DAILY POWER LEVEL'DAY AVERAGE DAILY POWER LEVEL 1228 17 1249 1085 18 1250 1113 19 1249 1248 20 1250 1251 21 1249 1252 22 1256 1256 23 1254 1255 24 1255 1256 25 1254 10 1254 26 1256 1254 27 1255 12 1254 28 1258 13 1254 29 1257 14 1253 30 1256 15 1250 31 1253 16 1249 I

REFUELING INFORMATION DOCKET NO.¹HQ UNIT NAME~VI~~>~DATE ML12LK COMPLETED BY~i~ljjgn Scheduled date for next refueling shutdown.The 5th refueling outage is scheduled to begin 10/14/95.Scheduled date for restart following refueling.

12/23/95.Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment7 1 a.Technical Specification change to Note 5 of Table 4.3-1 for the proposed installation of a cycle independent shape anneaiing matrix.(submitted 12/7/94 to NRC).Scheduled date for submitting proposed licensing action and supporting information.

June 1995, if required.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.

None.The number of fuel assemblies.

b)In the spent fuel storage pool.Licensed spent fuel storage capacity.Intended change in spent fuel storage capacity.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).

V I

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH h1azl~%03/01 0000 Unit began the month in Mode 1 at 100/o power.DOCKET NO.~39 UNIT NAME DATE ML12LK COMPLETED BY~~I~IESlMJBD 03/01 1326 Commenced Rx downpower to 95~/o to remove condensate pump C from service due to high vibration.

03/01 1334 Rx power at 95/o.03/01 1359 Commenced Rx power increase to 100'/o.03/01 1530 Stopped Rx power increase at 99/o power due to MFP suction pressure being 300 psig.03/01, 1535 Commenced Rx power reduction from 99 lo to place cond.demins.in service for SG chemistry cleanup.03/01 1555 Stopped Rx power decrease at 96/o power.03/01 2230 Commenced Rx power reduction to 86/o power for chemistry concerns.0301 2252 Completed Rx power reduction to 86'lo in compliance with chemistry action level 1 for SG¹1 hi sulfates.03/03 1733 CommencedRxpowerincreasetoapproximately96-98/o.

03/03 2301 Stopped power increase at 97.3'/o to perform surveillance test.03/04 0123 Commenced Rx power increase to 100/o.03/04 0408 Rx power stabilized at 100/o.03/19 0058 Decreased Rx power to 99'io for Hi Rate Steam Generator Blowdown.03/19 0250 Increased Rx power to 100'lo.03/25 2221 Decreased Rx power to 99/o for Hi Rate Steam Generator Blowdown.03/25 2358 Increased Rxpowerto100/o.

03/31 0157 Decreased Rx power to 99'/o for control valve testing 8 Hi Rate Steam Generator Blowdown.03/31 0439 Increased RX power to 100/o.03/31 2359 Unit ended the month in Mode 1 at 100/o power.

'J IC Ih SHUTDOWNS AND POWER REDUCTIONS March 1995 DOCKET NO-50-530 UNIT NAME~~S-DATE 5HL12M~COMPLETED BY~gHQQ No.Date Outage Duration Type" Hours Reason2 Method of Shutting Down Reactor3 LER No.System Component Cause and Corrective Action Code4 Code5 to Prevent Occurrence No reactor shutdowns or significant power reductions occurred during the month of March, 1995.1F-Forced S-Scheduled 2Reason: A-Equipment Failure(Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training&License Examination F-Administrative G-Operational Error H-Other (Explain)3Method: 1-Manual 2-Manual Scram 3-Automatic Scram-4-Continuation from Previous Month 5-Reduction of 20%or Greater in the Past 24 Hours 9-Other-(Explain) 4Exhibit F-Instructions for Preparation of the Data Entry Sheets for Licensee Event Report (LER)File (NUREG 0161)Exhibit H-Same Source 15-