ML17311A710

Monthly Operating Repts for Feb 1995 for Palo Verde Nuclear Generating Station

ML17311A710
Person / Time
Site:	Palo Verde
Issue date:	02/28/1995
From:	Ecklund B ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To:
Shared Package
ML17311A708	List: ML17311A707 ML17311A710 ML17311A712
References
NUDOCS 9503170047
Download: ML17311A710 (23)

Text

ENCLOSURE 1 NIONTHLY OPERATING REPORTS FOR FEBRUARY 1995 9503170047 950310 PDR ADOCK 05000528 R PDR f

NRC MONTHLY OPERATING REPORT DOCKET NO.50-528 UNIT NAME PVNGS-1 DATE 03/1 0/95 COMPLETED BY B.S.Eckiund MW='PERATING STATUS 1 2 3 , 4 5 6 7 8 9 10 Unit Name: Palo Verde NuclearGeneratin Station, Unit1 Reporting Period: Februa 1995 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 Power Level to Which Restricted, If Any (Net MWe): None Reasons For Restrictions, If Any: N/A 12 ()mm>:,,:',:::!;;::;:

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0.0 672.0 0.0 2,552,287 882,100 832,872 100 0%100 0%101 5%97 6%p.p 0.0 141 6.0 0.0 5,361,037 1,852,600 1,750,393 100.0%100.0%101.2%97.3%0.0%0.0 51,072.6 0.0 184,443,055 63,899,100 59,981,299 64.1%64 1%61.7%59 3%13 2%24.Shutdowns Scheduled Over Next 6 Months (Type, Date and Duration of Each): scheduled to be in 4/1/95 with a 70 da duration.Refuelin outa e 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 01/28/86

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.50-528 UNIT NAME PVNGS-1 DATE 03/10/95 COMPLETED BY B.S.Ecklund MONTH: February 1995 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1249 17 1234 1246 18 1243 1245 19 1246 1247 20 1246 1247 21'1244 1247 22 1244 1244 23 1245 1241 24 1242 1242 25, 1245 10 1244 26 1246 1247 27 1247 12 1247 28 1246 13 1245 14 1242 15 1243 16 1244 I~I J REFUELING INFORMATION DOCKET NO.50-528 UNIT NAME PVNGS-1 DATE 03/1 0/95 COMPLETED BY B.S.Ecklund Scheduled date for next refueling shutdown.The 5th refueling outage is tentatively scheduled for 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 amendments No Scheduled date for submitting proposed licensing action and supporting information.

12/28/94 Important Licensing considerations'ssociated 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.

a)In the core.241 b)In the spent fuel storage pool.368 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 (1 8 Month reloads and full core discharge capability).

I I

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.UNIT NAME DATE COMPLETED BY TELEPHONE 50-528 PVNGS-1 03/1 0/95 B.S.Ecklund 602 393-6221 Februa 1995 02/01 02/03 02/03 02/1 0 0000 Unit began the month in Mode 1 with 100k power.0046 Reduced Rx power to 99k as required to perform Hl Rate Steam Generator Blow Down.0154 Increased Rx power to 100~k.0110 Reduced Rx power to 99k as required to perform Hl Rate Steam Generator Blow Down.02/10 0240 Increased Rx power to 100 k.02/17 0005 Reduced Rx power to 99k as required to perform Hl Rate Steam Generator Blow Down.02/17 0021 During power decrease for Hi Rate Steam Generator Blow Down, experienced a step power reduction of approximately 5k Rx power.SBCVN opened to approximately 15 k.02/17 0022 RxPowerstabilized at approximately 99k power.02/1 7 1740 Commenced power increase from 99k to 100~k.02/17 1815 Rx power is at 100k.02/18 0115 Commenced power reduction in preparation to perform control valve testing.02/18 0120 Stabilized power at 97.5k..02/18 0240 Stabilized power at 100k.02/24 0030 Reduced Rx power to 99k as required to perform Hl Rate Steam Generator Blow Down.02/24 0325 Increased Rx power to 100 k.02/28 2359 Endedmonthat100k power.

SHUTDOWNS AND POWER REDUCTIONS February 1995 DOCKET NO 50-528 UNIT NAME PVNGS-1 DATE 03/1 0/95 COMPLETED BY B.S.Ecklund WJ-"" No.Outage Method of Duration Shutting Down Date T e1 Hours Reason>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 February 1995.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

AVERAGE DAILY UNIT POWER LEVEL MONTH: February 1995 DOCKET NO.50-529 UNIT NAME PVNGS-2 DATE 03/1 0/95 COMPLETED BY B.S.Ecklund MW='AY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1234 17 1233 18 1176 19 20 21 22 23 24 25 10 26 27 12 28 13 14 15 16 4 J UM I c'l.'

REFUELING INFORMATION DOCKET NO.50-529 UNIT NAME PVNGS-2 DATE 03/10/95 COMPLETED BY B.S.Ecklund Scheduled date for next refueling shutdown.02/04/95, 5th refueling outage.Scheduled date for restart following refueling.

04/05/95.Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment?

Technical Specification 3.9.6 will be changed to raise the overload cutoff limit to accommodate the new fuel assembly modification.

Technical Specification 3.4.2.1 will be modified to lower the PSV lift setting from 2500 psia to 2475 psia.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.

10/27/94.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 consist of a denser fuel pellet, Erbium burnable absorber and guardian grid The number of fuel assemblies.

a)In the core.241 b)In the spent fuel storage pool.444 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).

It I f t l

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.50-529 UNIT NAME PVNGS-2 DATE 03/1 0/95 COMPLETED BY B.S.Ecklund Februa 1995 02/01 0000 Unit began the month in Mode 1 at 100%power.02/03 2030 Commenced a normal plant shutdown for refueling outage.02/04 0003 Manually tripped the Reactor;Entered Mode 3.02/04 1606 Entered Mode 4.02/05 0415 Entered Mode 5.02/08 0201 Entered Mode 6.02/14 0455 The Reactor is de-fueled.

02/28 2359 EndedthemonthwithReactorde-fueled.

SHUTDOWNS AND POWER REDUCTIONS February 1995 DOCKET NO 50-529 UNIT NAME PVNGS-2 DATE 03/10/95 COMPLETED BY B.S.Ecklund 95-01 Date 02/04 Outage Method of Duration Shutting Down T e" Hours Reason2 Reactor S 599.9 C 2 LER No.N/A System Component Cause and Corrective Action Code4 Code5 to Prevent Occurrence N/A N/A Rx manually tripped to begin the fifth refueling outage."F-Forced S-Scheduled 2Reason: A-Equipment Failure(Explain) 8-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

• AVERAGE DAILY UNIT POWER LEVEL MONTH: February 1995 DOCKET NO.50-530 UNIT NAME PVNGS-3 DATE 03/1 0/95 COMPLETED BY B.S.Ecklund MW-.DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1258 17 1252 1256 18 1251'256 19 1254 1254 20 1255 1248 21 1254 1255 22 1255 1254 23 1254 1254 24 1252 1255 25 1252 10 1254 26 1254 1253 27 1254 12 1253 28 1254 13 1252 14 1250 15 1249 16 1252 REFUELING INFORMATION DOCKET NO.50-530 UNIT NAME PVNGS-3 DATE 03/1 0/95 COMPLETED BY B.S.Ecklund Scheduled date for next refueling shutdown.10/14/95 5th refueling.

Scheduled date for restart following refueling.

12/23/95.Will refueling or resumption of operation thereafter require a Technical Specification change or other license amendment?

To be determined.

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.

a)In the core.241 b)In the spent fuel storage pool.380 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).

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO.50-530 UNIT NAME PVNGS-3 DATE 03/10/95 COMPLETED BY B.S.Ecklund Februa 1995 02/01 02/05 02/05 02/12 0000 Began the month with unit in Mode 1 at 100%power.0140 Reduced power to 99%as required to perform Hl Rate Steam Generator Blow Down.0515 Returned Rx power to 100%.0138 Reduced power to 99%as required to perform Hl Rate Steam Generator Blow Down.02/12 0309 Returned Rx power to 100%.02/18 2212 Reduced power to 99%as required to perform Hl Rate Steam Generator Blow Down.02/18 2355 Returned Rx power to 100%.02/23 0122 Commenced down power for main turbine control valve testing.02/23 0130 Rx power is at 98%.02/23 02/23 02/25 0143 Commenced power increase from 98%to 100%.0155 Completed power increase-Rx power is at 100%.t 2227 Reduced power to 99%as required to perform Hl Rate Steam Generator Blow Down.02/25 2344 Increased Rx power to 100%.02/28 2359 Endedmonth at100%power.

SHUTDOWNS AND POWER REDUCTIONS February 1995 DOCKET NO 50-530 UNIT NAME PVNGS-3 DATE 03/1 0/95~COMPLETED BY B.S.Ecklund No.Outage Method of Duration Shutting-Down

.Date T e1 Hours Reason2 Reactor 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 February 1995.-1F-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)Exhibit H-Same Source 1 r (, P (, J