ML17311A872

Monthly Operating Repts for Apr 1995 for PVNGS Units 1-3. W/950509 Ltr

ML17311A872
Person / Time
Site:	Palo Verde
Issue date:	04/30/1995
From:	Fulton J, James M. Levine ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
182-06068-JML-J, 182-6068-JML-J, NUDOCS 9505180256
Download: ML17311A872 (30)

Text

P R.I &R.I PROCI'.SSliGRIDS "EY'CCEI.ERATED REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

ACCESSION NBR:9505180256 DOC.DATE: RPf9'4/5& NOTARIZED: NO DOCKET FACIL:STN-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 P Arizona Public Service Co. (formerly Arizona Nuclear Power LEVINE,J.M. Arizona Public Service Co. (formerly Arizona Nuclear Power RECIP.NAME RECIPIENT AFFILIATION

SUBJECT:

Mo hl operating repts for Apr 1995 for PVNGS Units 1-3.

W 95050 ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL SIZE:

TITLE: Monthly Operating Report (per Tech Specs NOTES:STANDARDIZED PLANT 05000528 Standardized plant. 05000529 I Standardized plant. 05000530 RECIPIENT

'DRECIPIENT CODE/NAME COPIES.

LTTR ENCL ID CODE/NAME COPIES LTTR ENCL PD4-2 PD 1 1 HOLIAN, B 1 1 TRAN,L 1 1 THOMAS,C 1 1 INTERNAL: AC 10 10 AEOD/SPD/RRAB 1 1 E CENTE 1 1 1 NRR/DISP/PIPB 1 1

'CB 1 1 RGN4 1 1 EXTERNAL LITCO BRYCE i J H 1 1 NOAC 1 1 D NRC PDR 1 1 0

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YOTE TO ALL"RIDS" RECIPIEY'TS:

PLEASE ICELP US TO REDUCE iVASTE! COYTACTTHE DOCL:ifEYTCONTROL DESK, ROOXf PI-37 I EXT. 5%-~083 ) TO F Ll Nfl.'4 KTE YOI.'R iAifL FROif DISTRIBUTION, LIS'I S FOR DOC!.'b,f Ei'I'S YOI.'Oi "I'EI'.I)!

TOTAL NUMBER OF COPIES REQUIRED: LTTR 22 ENCL 22

0 $ Ai k

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Arizona Public Service Company PALO VERDE NUCLEAR GENERATING STATION P.O. BOX 52034 ~ PHOENIX, ARIZONA85072-2034 182-06068-JML/J LT/J DF JAMES M. LEVINE VICE PRESIDENT May 9, 1995 NUCLEAR PRODUCTION 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 April 1995 Enclosed are the Monthly Operating Reports for April 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/JDF/gez

Enclosures:

March 1995 Monthly Operating Reports cc: L. J. Callan (all w/enclosures)

K. E. Perkins NRC Senior Resident Inspector INPO Records Center Utility Data Institute 9505i80256 950430 PDR ADOCK '05000528 R PDR

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NRC Monthly Operating Report Distribution List bcc: J. A. Bailey (7605) (all w/enclosures)

R. J. Bouquot (7996)

B. J. Davis (7646)

W. Ferguson (9816)

B. A. Grabo (7636)

J. W. Hazelbaker (7693)

W. E. Ide (7294)

J. M. Levine (7602)

V. L. Mehrhof (7712)

W. W. Montefour (7466)

W. L. Stewart (9082)

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I AVERAGE DAILYUNIT POWER LEVEL DOCKET NO. 59-'F25 UNIT NAME DATE 95LQ5LK COMPLETED BY )LREUHQQ MONTH: April 1995 DAY AVERAGE DAILYPOWER LEVEL DAY AVERAGE DAILYPOWER LEVEL 17 18 19 20 21 0 22

'3 8 24 25 10 26 11 27 12 28 13 29 30 15 31 16

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REFUELING INFORMATION DOCKET NO. ~35 UNIT NAME ~Ugly~

DATE 9555LK COMPLETED BY ~~an Scheduled date for next refueling shutdown.

The 5th refueling outage began on 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 burnable absorber (as was done for Units 2 and 3).

The number of fuel assemblies.

1 Licensed spent fuel storage capacity.

Intended change in spent fuel storage capacity. ~os 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).

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SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET'NO.59-525 n UNIT NAME MHG&i DATE Q5LQ5LK COMPLETED BY ~gite 04/01 0000 Unit began the month in Mode 1 reducing Rx power to 20% for the 6th refueling outage.

04/01 '006 Entered Mode 3. Tripped the Rx for normal shutdown, officially beginning 6th refueling outage.

04/01 0635 Entered Mode 4.

04/03 1008 Entered Mode 5.

04/06 2030 Entered Mode 6.

04/12 0034 Rx is defueled. Exited Mode 6.

04/27 0547 Entered Mode 6. Core. reload.

04/30 2359 Unit ended the month in refueling outage Mode 6.

SHUTDOWNS AND POWER REDUCTIONS April 1995 DOCKET NO UNIT NAME LVVI95-1 DATE ~0/0~/

COMPLETED BY ~JuHan TELEPHONE Outage Method of Duration Shutting Down System Component Cause and Corrective Action No. Date Type" Hours. Reason2 Reactor3 LER No. Code4 Code5 to Prevent Occurrence No reactor shutdowns or significant power reductions occurred during the month of April, 1995.

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

C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continuation from Previous Month E-Operator Training 8 License 5-Reduction of 20% or Greater in the Exhibit H-Same Source Examination Past 24 Hours F-Administrative 9-Other-(Explain)

G-Operational Error H-Other (Explain)

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AVERAGE DAILYUNIT POWER LEVEL DOCKET NO. 5%529 UNIT NAME 22HGR2 DATE QGLKLK COMPLETED BY JJ2JKHQQ EILRMZll MONTH: April 1995 DAY AVERAGE DAILYPOWER LEVEL DAY AVERAGE DAILYPOWER LEVEL 823 17 1250 883 18 1249 I 3 1222 19 1249 1248 20 1250 1246 21 1251 1246 22 1251 1246 23 1250 1247 24 1251 1248 25 1252 10 1248 26 1250

'80 27 1248 12 460 28 1248 13 1159 29 1246 14 1214 30 1242 15 1248 31 16 1251

REFUELING INFORMATION DOCKET NO. ~29 UNIT NAME DATE 955555 COMPLETED BY ~gJfzl Scheduled date for next refueling shutdown.

The 6th refueling outage is scheduled for 03/16/96.

Scheduled date for restart following refueling.

05/1 0/96.

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.

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%.

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The number of fuel assemblies.

e) tn the core.

b) In the spent fuel storage pool.

Licensed spent fuel storage capacity. ~29 Intended change in spent fuel storage capacity. ~g 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).

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SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO. RL529 UNIT NAME MHGR2 DATE 95LQ5LK COMPLETED BY ~UltQQ 04/01 0000 Unit began the month in power ascension to 70%.

04/01 0345 Rx power stabilized at 69% JSCALOR for testing.

04/02 1649 Commenced Rx power increase from 69% to 100% after completion of the 70% power plateau physics testing.

04/03 0100 Stabilized Rx power at 90% for surveillance testing.

04/03 0235 Commenced Rx power ascension to 100% after completion of surveillance testing.

04/03 1500 Stopped power ascension, Rx stabilized at 100% power.

04/11 1435 Indication of CW leak from AB loop to 2C hotwell. Commenced Rx power decrease to 40% to isolate CWAB loop.

04/11 1750 Rx power stabilized at 40% for CW leak on AB loop.

04/12 2101 Commenced Rx power increase to 100%.

04/13 0300 Stopped Rx power increase at 96% due to SG¹1 and SG¹2 sulfates.

04/13 0435 Exited Action Level 1 for sulfates on SG¹1 and SG¹2.

04/13 0620 RX power increase stopped at 95% for FWP suction pressure condensate discharge pressure limit due to condensate pump out of service.

04/13 0840 Commenced RX power increase to 100%.

04/1 3 1042 Stopped Rx power increase at 97% due to Main feed pump suction pressure limitations.

04/15 0015 Commenced Rx power increase to 100%.

04/15 0115 Rx power stabilized at 100%. Maintaining MFWP suction pressure,>300 psig. CD pump remains out of service.

04/15 0945 Rx power decreased to 99% for Hi Rate B/Ds.

04/15 1115 Rx power increased to 100%.

04/20 0924 Placed cond. demin. vessel C in service.,

04/22 0216 Rx power decrease to 99% for Hi Rate B/Ds.

04/22 0330 Rx power increased to 100%.

04/30 2359 Unit ended the month in Mode 1 at 100% power.

SHUTDOWNS AND POWER REDUCTIONS April 1995 DOCKET NO UNIT NAME @VVI~

DATE - QGMGLK COMPLETED BY ~Dye~

Outage Method of Duration Shutting Down System Component Cause and Corrective Action No. Date Type" Hours Reason2 Reactor3 LER No. Code4 Code5 to Prevent Occurrence 95-02 04/11/95 82.7 N/A N/A N/A Rx power reduced to 40% due to CW leak and condensate pump failure.

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

C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continuation from Previous Month E-Operator Training & License 5-Reduction of 20% or Greater in the Exhibit H-Same Source Examination Past 24 Hours F-Administrative 9-Other-(Explain)

G-Operational Error H-Other (Explain)

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AVERAGE DAILYUNIT POWER LEVEL DOCKET NO.

UNIT NAME 22b!GR2 DATE QZQRK COMPLETED BY sLQ~IHQQ MONTH: April 1995 DAY AVERAGE DAILYPOWER LEVEL DAY AVERAGE DAILYPOWER LEVEL 1255 17 1259 1255 18 1258 l 254 19 1257 1256 20 1257 1256 21 1258 1255 22 1254 1256 23 1256 8 1253 24 1256 1256 25 1258 10 1259 26 1256 1258 27 1254 12 1257 28 1255 13 1256 29 1251 14 1256 30 1248 15 1255 31 16 1257

14 REFUELING INFORMATION DOCKET NO.  %=539 UNIT NAME EEK~

DATE 95L95LK COMPLETED BY JJ2JhlfQQ 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 Technical Specification change to Note 5 of Table 4.3-1 for the proposed installation of a'cycle independent shape annealing matrix. (submitted 12/7/94 to NRC).

Scheduled date for submitting proposed licensing action and supporting information.

Submittal is planned for June 1995 to revise the list of analytical methods in Technical Specification 6.9.1.10.

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.

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).,

I

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SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO. lHL5Z UNIT NAME EK~K2 DATE 9292K COMPLETED BY dJ)~Iten TELEPHONE 04/01 0000 Unit began the month in Mode 1 at 100% power.

04/08 0253 Rx power decreased to 99% for Hi Rate B/ds.

04/08 2213 Rx power increased to 100%.

04/16 0026 Rx power decreased to 99% for Hi Rate B/ds.

04/16 0237 Rx powerincreased to100%.

04/22 1009 Rx power decreased to 99% for ADV testing.

04/22 1236 Rx power increased to 100%.

04/23 0050 Rx power decreased to 99% for Hi Rate B/ds.

04/23 0202 Rx power increased to 100%.

04/26 2149 Rx power decreased to 97% for control valve testing.

04/26 2230 Rx power'increased to 100%.

04/30 0139 Rx power decreased to 99% for Hi Rate B/ds.

04/30 0331 Rx power increased to 100%.

04/30 2359 Unit ended the month in Mode 1 at 100% power.

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SHUTDOWNS AND POWER REDUCTIONS April 1995 DOCKET NO ~39 UNIT NAME /VVI~~

DATE ~05 ~5/

COMPLETED BY ~Ji~i~o Outage Method of Duration . Shutting Down System Component Cause and Corrective Action Date - Type" Hours Reason2 Reactor3 LER No. Code4 Code5 to Prevent Occurrence No reactor shutdowns or significant power reductions occurred during the month of April, 1995 "F-Forced 2Reason: 3Method: 4Exhibit F - Instructions for Preparation S-Scheduled A-Equipment Failure(Explain) 1-Manual of the Data Entry Sheets for Licensee B-Maintenance or Test 2-Manual Scram Event Report (LER) File (NUREG 0161)

C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continuation from Previous Month E-Operator Training 8 License 5-Reduction of 20% or Greater in the Exhibit H-Same Source Examination Past 24 Hours F-Administrative 9-Other-(Explain)

G-Operational Error H-Other (Explain) 1 0 I 0

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