ML17305B523

Monthly Operating Repts for Apr 1991 for Palo Verde Nuclear Generating Station Units 1,2 & 3.W/910513 Ltr

ML17305B523
Person / Time
Site:	Palo Verde
Issue date:	04/30/1991
From:	James M. Levine ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
254-01532-JML-K, 254-1532-JML-K, NUDOCS 9105150168
Download: ML17305B523 (33)

Text

, ACCELERATED DI TRIBUTION DEMONSTPA,TION SYSTEM REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:910 FACIL:STN-50-528 STN-50-529 STN-50-530 AUTH.NAME LEVINE,J.M.

LEVINE,J.M-RECIP.NAME Palo Verde Nuclear Station, Palo Verde Nuclear Station, Palo Verde Nuclear Station, AUTHOR AFFILIATION Arizona Public Service Co.Arizona Public Service Co.RECIPIENT AFFILIATION NOTARIZED:

NO DOCKET g Unit 1, Arizona Publi 05000528 Unit 2, Arizona Publi 05000529 Unit 3, Arizona Publi 05000530 (formerly Arizona Nuclear Power (formerly Arizona Nuclear Power I D

SUBJECT:

Monthly operating repts for Apr 1991 for Palo Verde Nuclear Generating Station Units 1,2 6 3 10 tr.DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL L SIZE: TITLE: Monthly Operating Report (per Tech Specs)NOTES:STANDARDIZED PLANT Standardized plant.Standardized plant./05000528 05000529 05000530 D RECIPIENT ID CODE/NAME PD5 LA TRAMMELL, C INTERNAL: ACRS AEOD/DSP/TPAB NRR/DOEA/OEAB RGN5 EXTERNAL: EGGG BRYCE,J.H NSIC NOTES COPIES LTTR ENCL 3 3 1 1 10 10 1 1 1 1 1 1 1 1 1 1 1 1 RECIPIENT ID CODE/NAME PD5 PD THOMPSON,M AEOD/DOA NRC PDR COPIES LTTR ENCL 1 1 1 1 1 1 1 1 1 1 D NOTE TO ALL"RIDS" RECIPIENTS:

A D D-PLEASE HELP US TO REDUCE WASTE!CONTACT THE DOCUMENT CONI'ROL DESK, ROOM Pl-37 (EXT.20079)TO ELIMINATE YOUR NAME FROM DISTRIBUTION LISTS FOR DOCUMENTS YOU DON'T NEED!TOTAL NUMBER OF COPIES REQUIRED: LTTR 26 ENCL 26 4 C~j t I f l I Arizona Public Service Company PALO VERDE NUCLEAR GENERATING STATION P.O.BOX 52034~PHOENIX, ARIZONA 85072-2034 JAMES M.LEVINE VICE PRESIDENT NUCLEAR PRODUCTION 254-01532-JNL/KAC May 13, 1991 Docket Nos.STN 50-528/529/530 Document Control Desk U.S.Nuclear Regulatory Commission Mail Station Pl-37 Washington, D.C.20555

Subject:

Palo Verde Nuclear.Generating Station (PVNGS)Units 1, 2, and 3 Monthly Operating Reports for April 1991 File: 91-024-404 Attached are the Monthly Operating Reports for April 1991, prepared and submitted pursuant to Specification 6.9.1.6 of Appendix A (Technical Specifications) to the Palo Verde Nuclear Generating Station, Units 1, 2, and 3 Operating Licenses.By copy of this letter, we are also forwarding the Monthly Operating Reports to the Regional Administrator of the Region V Office.If you have any questions, please contact Mr.Kent A.Chavet, at (602)340-4718'ery truly yours, M.Levine Vice President Nuclear Production JML/KAC/kac Attachment cc: J.B.Martin D.H.Coe A.C.Gehr A.H.Gutterman INPO Records Center Utility Data Institute (all w/attachment) c 9105i50168 910430'i PDR,'O'DOCK 05000528 R'-" PDR

NRC MONTHLY OPERATING REPORT DOCKET NO.50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY K.A.Chavet OPERATING STATUS 1.2.3.4.5.6.7.8.9.10 Unit Name: Palo Verde Nuclear Generatin Station Unit 1 Reporting Period:~A ril 1991 Licensed Thermal Power (MWt): 3800 Nameplate Rating (Gross MWe): 1403 Design Electrical Rating (Net MWe):~12 0 Maximum Dependable Capacity (Gross MWe): 1303 Maximum Dependable Capacity (Net MWe): 1221 If Changes Occur In Capacity Ratings (Item Numbers 3 Through 7)Since Last Report, Give Reasons: N A Power Level to Which Restricted, If Any (Net MWe): None Reasons For Restrictions, If Any: N A 11.12.13.14.15.16.17.18.19.20.21.22.23.24.Hours in Reporting Period Number of Hours Reactor Was Critical Reactor Reserve Shutdown Hours Hours Generator On-Line Unit Reserve Shutdown Hours Gross Thermal Energy Generated (MWH)Gross Electrical Energy Generated (MWH)Net Electrical Energy Generated (MWH)Unit Service Factor Unit Availability Factor Unit Capacity Factor (Using MDC Net)Unit Capacity Factor (Using DER Net)Unit Forced Outage Rate Shutdowns Scheduled Over Next 6 N A This Month 20 Yr.-to-Date 2 880 720 0 0.0 20 0 0 0 2 037.5 0.0 2 028 9 0 0 2 731 59 954 400 901 814 100 0 100 0 7 634 98 2 6 0 300 2 511 205 70.4a 0.4 102 6 71 4 98.6a 68.7%Months (Type, Date and Duration of Each): Cumulative 46 056 23 497 7 0.0 0 0 83 029 088 28 842 900 27 023 857 49 5 49 5 48 1 46.2a 23 4 25.If Shutdown At End of Report Period, Estimated Date of Start-up: N A INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION Forecast~05 85 06 85 11 85 Achieved~05 25 85 06 10 85 01/128 86 1 s

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY K A Chavet MONTH: April 1991 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1255 17 1253 1256 18 1254 1254 19 1254 1252 20 1253 1251 21 1252 1248 22 1253 1251 23 1 53 1253 24 1251 1254 25 1250 10 1 51 26 1246 1256 27 1241 12 1257 28 1254 13 1256 29 1254 14 1256 30 1253 15 1254 16 1253 J 0 REFUELING INFORMATION DOCKET NO.50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY K A Chavet 1.Scheduled date for next refueling shutdown.02/Ol/92, 3rd refueling.

2.Scheduled date for restart following refueling.

04/11/92 3.Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment?

Yes, Sections 3.1.1, 3.1.2, 3.1~3, 3.2'and 3.2.7.4.Scheduled date for submitting proposed licensing action and supporting information.

11/91 5.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.

U1C4 is typical of PVNGS reload cycles.6.The number of fuel assemblies.

a)In the core.241 b)In the spent fuel storage pool.188 7.Licensed spent fuel storage capacity.1329 Intended change in spent fuel storage capacity.None 8.Projected date of last refueling that can be discharged to spent fuel storage pool assuming present capacity.2004 (18 Month reloads and full core discharge capability).

3 III j

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY K.A.Chavet A ril 1991 04/01 04/30 00:00 24:00 Unit began the month in Mode 1, 100%RX power.Unit ended the month in Mode 1, 100%RX power.4

SHUTDOWNS AND POWER REDUCTIONS April 1991 DOCKET NO 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY K.A.Chavet.No.Outage Method of Duration Shutting System Date Type'ours Reason Down Reactor LER No.Code'omponent Code Cause and Corrective Action to Prevent Recurrence No Reactor Shutdowns or significant power reductions occurred during the month.'F-Forced S-Scheduled Reason: Method: A-Equipment Failure(Explain) 1-Manual B-Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continuation from E-Operator Training&License Previous Month Examination 5-Reduction of 20%or F-Administrative Greater in the Past G-Operational Error 24 Hours H-Other (Explain)9-Other-(Explain)

'Exhibit F-Instructions for Preparation of the Data Entry Sheets for Licensee Event Report (LER)File (NUREG 0161)Exhibit H-Same Source 5

~J NRC MONTHLY OPERATING REPORT DOCKET NO.50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY K.A Chavet OPERATING STATUS 1.2.3.4.5.6.7.8.9.10 Unit Name: Palo Verde Nuclear Generatin Station Unit 2 Reporting Period: A ril 1991 Licensed Thermal Power (MWt): 3800 Nameplate Rating (Gross MWe): 1403 Design Electrical Rating (Net MWe):~12 0 Maximum Dependable Capacity (Gross MWe): 1303 Maximum Dependable Capacity (Net MWe): 1221 If Changes Occur In Capacity Ratings (Item Numbers 3 Through 7)Since Last Report, Give Reasons: N A Power Level to Which Restricted, If Any (Net MWe): None Reasons For Restrictions, If Any: N A 11 12 13 14 15 16 17 18 19 20 21 22 23 24 This Month 20 Yr.-to-Date 2 880 2 880 0 720.0 0.0 0.0 720 0 2 880 0 0 0 0.0 10 891 935 3 811 500 2 33 538 955 500 902 984 100.0 100 0%3 599 53 100.0 100 0%102 02 4 98.8S 98 4%(Type, Date and Duration of Each): da s Hours in Reporting Period Number of Hours Reactor Was Critical Reactor Reserve Shutdown Hours Hours Generator On-Line Unit Reserve Shutdown Hours Gross Thermal Energy Generated (MWH)Gross Electrical Energy Generated (MWH)Net Electrical Energy Generated (MWH)Unit Service Factor Unit Availability Factor Unit Capacity Factor (Using MDC Net)Unit Capacity Factor (Using DER Net)Unit Forced Outage Rate Shutdowns Scheduled Over Next 6 Months Refuelin outa e October 17 1991 70 Cumulative 40 440 27 507.3 0.0 26 903 4 0,0 98 613 336 34 439 070 32 224 82 66 5 66.5a 65.3a 62 7.5%25.If Shutdown At End of Report Period, Estimated Date of Start-up: N A INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION Forecast~03 86~06 86~11 86 Achieved 04/618 86 OS/320 86~09 19 86 6 I lf f 4 1' AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY K A Chavez MONTH: April 1991 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1256 17 1256 1259 18 1258 1255 19 1256 1256 20 1239 1256 21 1239 1228 22 1241 1257 23 1241 1260 24 1241 1261 25 1242 10 1 59 26 1243 1263 27 1244 12 1263 28 1245 13 14 15 1262 1262 1259 29 30 1244 1248 1256 f

REFUELING INFORMATION DOCKET NO.50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY K A Chavet 1.Scheduled date for next refueling shutdown.10/17/91, 3rd refueling.

2.Scheduled date for restart following refueling.

12/26/91 3.Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendments Yes, Sections 3.1.1, 3.1.2, 3.1.3, 3.2'and 3.2.7.4.Scheduled date for submitting proposed licensing action and supporting information.

07/91 5.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.

U2C4 is typical of PVNGS reload cycles.6.The number of fuel assemblies.

a)In the core.241 b)In the spent fuel storage pool.204 7.Licensed spent fuel storage capacity.1329 Intended change in spent fuel storage capacity.None 8.Projected date of last refueling that can be discharged to spent fuel storage pool assuming present capacity.2004 (18 Month reloads and full core discharge capability).

8

t t

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY K A Chavet A ril 1991 04/01 04/30 00'00 24:00 Unit began the month in Mode 1, 100%RX power.Unit ended the month in Mode 1, 100%RX power.9 l l SHUTDOWNS AND POWER REDUCTIONS April 1991 DOCKET NO 50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY K.A.Chavet.No.Outage Duration Date Type'ours Reason Method of Shutting System Down Reactor LER No.Code'omponent Code Cause and Corrective Action to Prevent Recurrence No Reactor Shutdowns or significant power reductions occurred during the month.'F-Forced S-Scheduled

'Reason: 'Method: A-Equipment Failure(Explain) 1-Manual B-Maintenance or Test~2-Manual Scram C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continuation from E-Operator Training&License Previous Month Examination 5-Reduction of 20%or F-Administrative Greater in the Past G-Operational Error 24 Hours H-Other (Explain)9-Other-(Explain)

'Exhibit F-Instructions for Preparation of the Data Entry Sheets for Licensee Event Report (LER)File (NUREG 0161)'Exhibit H-Same Source 10-I" l f NRC MONTHLY OPERATING REPORT DOCKET NO.50-530 UNIT NAME PVNGS-3 DATE OPERATING STATUS l.2.3.4, 5.6.7.8.Unit Name: Palo Verde Nuclear Generatin Station Unit 3 Reporting Period:~Artl 199 Licensed Thermal Power (MWt): 3800 Nameplate Rating (Gross MWe): 1403 Design Electrical Rating (Net MWe): 1270 Maximum Dependable Capacity (Gross MWe): 1303 Maximum Dependable Capacity (Net MWe): 1221 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): one 10.Reasons For Restrictions, If Any: N A 11.Hours in Reporting Period 12.Number of Hours Reactor Was Critical 13.Reactor Reserve Shutdown Hours 14.Hours Generator On-Line 15.Unit Reserve Shutdown Hours 16.Gross Thermal Energy Generated (MWH)17.Gross Electrical Energy Generated (MWH)18.Net Electrical Energy Generated (MWH)19.Unit Service Factor 20.Unit Availability Factor 21.Unit Capacity Factor (Using MDC Net)22.Unit Capacity Factor (Using DER Net)23.Unit Forced Outage Rate 24.Shutdowns Scheduled Over Next 6 Continuation of 0 da refuelin This Month 20 Yr.-to-Date 2 880 0.0 0 0 0.0 0.0 1 776 8 0 0 1 776 8 0.0 6 436 69 2 263 600 0 0 0 0 2 127 786 61 61 7 0.0%60 5 0.0%Months (Type, Date and Duration of Each): outa e which be an March 16 1991 Cumulative 29 016 19 356 5 0 0 19 100 0 0.0 70 042 924 24 5 1 900 23 127 261 65 8 65 8 65 3 62 8 8 0 25.If Shutdown At End of Report Period, Estimated Date of Start-up: Ma 25 1991 INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION Forecast~07 8~08 09 8 Achieved~10 25 8~11 28 8 01/108 88 11

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY K.A Chavet MONTH: April 1991 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 17 18 19 20 22 23 24 25 10 26 27 12 28 13 29 14 30 15 16 REFUELING INFORMATION DOCKET NO.50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY K A Chavet 1.Scheduled date for next refueling shutdown.Currently in refueling outage.2.Scheduled date for restart following refueling.

05/25/91 3.Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment2 Yes, Sections 3.1.1, 3'.2, 3.1.3, 3.2.4 and 3.2.7.4.Scheduled date for submitting proposed licensing action and supporting information.

02/21/91 5.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.

U3C3 is typical of PVNGS reload cycles except that the NRC has asked for the resultant radiological consequences (doses)at the site boundary for a particular transient.

6.The number of fuel assemblies.

a)In the core.241 b)In the spent fuel storage pool.192 7.Licensed spent fuel storage capacity.1329 Intended change in spent fuel storage capacity.None 8.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

'V 4 l'l

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY K A.Chavet April 1991 04/01 04/01 04/22 04/30 00:00 06:35 04:01 24:00 Unit began the month in Mode 6.Reactor defueled.Unit entered Mode 6 from a defueled condition.

Unit ended the month in Mode 6.14 I

SHUTDOWNS AND POWER REDUCTIONS April 1991 DOCKET NO 50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY K.A.Chavet No.Outage Method of Duration Shutting System Date Type'ours Reason~Down Reactor LER No.Code'omponent Code'ause and Corrective Action to Prevent Recurrence 91/03 03/16/91 S 720.0 N/A N/A N/A Continuation of 2nd refueli outage.'F-Forced S-Scheduled Reason: Method: A-Equipment Failure(Explain) 1-Manual B-Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continuation from E-Operator Training&License Previous Month Examination 5-Reduction of 20%or F-Administrative Greater in the Past G-Operational Error 24 Hours H-Other (Explain)9-Other-(Explain)'Exhibit F-Instructions for Preparation of the Data Entry Sheets for Licensee Event Report (LER)File (NUREG 0161)Exhibit H-Same Source-15 II