ML17305B044

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Monthly Operating Repts for Aug 1990 for Palo Verde Nuclear Generating Station Units 1,2 & 3.W/900917 Ltr
ML17305B044
Person / Time
Site: Palo Verde  Arizona Public Service icon.png
Issue date: 08/31/1990
From: Chavet K, James M. Levine
ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
254-01132-JML-K, 254-1132-JML-K, NUDOCS 9009190165
Download: ML17305B044 (31)
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Text

ACCELERATED DISTRIBUTION DEMONST TION SYSTEM REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

ACCESSION NBR:900 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 CHAVET,K.A. Arizona Public Service Co. (formerly Arizona Nuclear Power R LEVINE,J.M. Arizona Public Service Co. (formerly Arizona Nuclear Power RECIP.NAME RECIPIENT AFFILIATION I D

SUBJECT:

Monthly operating repts for Aug 1990 Palo Verde Nuclear Generating Station Units 1,2 6 3. 091 ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL SIZE:

TITLE: Monthly Operating Report (per Tech Specs)

NOTES:STANDARDIZED PLANT 05000528 Standardized plant. 05000529 Standardized plant. P5PPP530 D D

RECIPIENT COPIES RECIPIENT COPIES I ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL S PD5 LA 3 3 PD5 PD 1 1 PETERSON,S. 1 1 TRAMMELL,C. 1 1 INTERNAL: ACRS 10 10 AEOD/DOA 1 1 AEOD/DSP/TPAB 1 1 IRM TECH ADV 2 2 NRR/DLPQ LPEB10 1 1 NRR/DOEA/OEAB11 1 1 RGN5 1 1 EXTERNAL EG&G BRYCE i Z H 1 1 NRC PDR 1 1 NSIC 1 1 NOTES:

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NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE! CONTACT THE DOCUMENT CONTROL DESK, ROOM Pl-37 (EXT. 20079) TO ELIMINATEYOUR NAME FROM DISTRIBUTION LISTS FOR DOCUMENTS YOU DON'T NEED!

TOTAL NUMBER OF COPIES REQUIRED: LTTR 28 ENCL 28

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Arizona Public Service Company PALO VERDE NUCLEAR GENERATING STATION P.O. BOX 52034 ~ PHOENIX, ARIZONA 85072-2034 September 17, 1990 254-01132-JML/KAC Docket Nos. STN 50-528/529/530 Document Control Desk U. S. Nuclear Regulatory Commission Mail Station P1-37 Washington, D.C. 20555

Subject:

Palo Verde Nuclear Generating Station (PVNGS)

Units 1, 2, and 3 Monthly Operating Reports for August 1990 File: 90-024-404 Attached are the Monthly Operating Reports for August 1990 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, at (602) 340-4718.

please contact Mr. K. A. Chavet, Very truly yours, M. Levine ice President Nuclear Production JML/KAC Attachments cc: S. Peterson (all w/attachments)

J. B. Martin D. H. Coe INPO Records Center 9009190165 900331 PDR ADOCK 05000523 R PDC

NRC MONTHLY OPERATING REPORT DOCKET NO. 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY K A Chavet OPERATING STATUS

1. Unit Name: Palo Verde Nuclear Generatin Station Unit 1 2.
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 This Month Yr.-to-Date Cumulative
11. Hours in Reporting Period 744 5 832 40 248
12. Number of Hours Reactor Was Critical 646 4 1528 0 18 90 1
13. Reactor Reserve Shutdown Hours 0 0 0 0 0 0
14. Hours Generator On-Line 632 9 12 1 0 18 09 9
15. Unit Reserve Shutdown Hours 0 0 0 0 0 0
16. Gross Thermal Energy Generated (MWH) 2 33 54 4 494 919 65 426 140
17. Gross Electrical Energy Generated (MWH) 804 400 1 528 00 691 800
18. Net Electrical Energy Generated (MWH) 56 130 1 431 203 21 224 393
19. Unit Service Factor 85 1 21 8 45 0
20. Unit Availability Factor 85 1 21 8 45 0
21. Unit Capacity Factor (Using MDC Net) 83 2 20 1 43
22. Unit Capacity Factor (Using DER Net) 41 5
23. Unit Forced Outage Rate 2 0
24. Shutdowns Scheduled Over Next 6 Months (Type, Date and Duration of Each):

Maintenance Outa e Januar 21 1991 45 da s

25. If Shutdown At End of Report Period, Estimated Date of Start-up:

N A Forecast Achieved INITIAL CRITICALITY ~05 85 05/525 85 INITIAL ELECTRICITY ~06 85 ~06 10 85 COMMERCIAL OPERATION 11 85 ~01 28 86 1-

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY K A Chavet MONTH'UGUST 1990 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1239 17 1243 18 1241 19 42 1241 20 26 1241 21 1245 1239 22 1249 1242 23 1241 1242 24 124 1240 25 1249 10 1 39 26 125 1231 27 1243 12 1239 28 1238 13 1242 29 123 14 1151 30 1242 15 31 1242 16 2

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REFUELING INFORMATION DOCKET NO. 50-528 UNIT NAME PVNGS-1 DATE K"

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 amendments To be determined.
4. Scheduled date for submitting proposed licensing action and supporting information.

To be determined.

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.

To be determined.

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).

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SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH UNIT NAME PVNGS-1 DATE COMPLETED BY K A Chavet Au ust 1990 08/01 00:00 Unit began the month in Mode 1, 2nd Refueling Outage.

08/14 22:10 Commenced power reduction after main transformer "B" cooling fans became inoperable.

08/14 22:23 Manually tripped turbine at 65%. RX trip on high pressurizer pressure.

08/18 23:57 Entered Mode 2.

08/19 05:50 Entered Mode l.

08/19 13:29 Synchronized generator to grid.

08/31 24:00 Unit ended the month in Mode 1, 100% RX power.

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SHUTDOWNS AND POWER REDUCTIONS DOCKET NO 50-528 UNIT NAME PVNGS-1 DATE COMPLETED BY K.A. Chavet Method of Cause and Corrective Duration Shutting System Component Action to No. Date Type'ours Reason Down Reactor LER No. Code Code Prevent Recurrence 90/02 08/14/90 F 111.1 N/A N/A N/A Manual turbine trip af txfmr "B" cooling fans became inoperable. RX trip on High pressurizer pressure.

'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)

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NRC MONTHLY OPERATING REPORT DOCKET NO. 50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY K A Chavet OPERATING STATUS

l. Unit Name: Palo Verde Nuclear Generatin Station Unit 2 2.
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 This Month Yr.-to-Date Cumulative
11. Hours in Reporting Period 44 5 832 34 632
12. Number of Hours Reactor Was Critical 44 0 2 448 2 1 6 3
13. Reactor Reserve Shutdown Hours 0 0 0 0 0 0
14. Hours Generator On-Line 44 0 2 348 2 21 095 4
15. Unit Reserve Shutdown Hours 0 0 0 0 0 0
16. Gross Thermal Energy Generated (MWH) 2 659 419 8 088 920 6 1 2 3
17. Gross Electrical Energy Generated (MWH) 918 100 2 804 300 26 410
18. Net Electrical Energy Generated (MWH) 862 30 2 609 19 4 992 531
19. Unit Service Factor 100 0 40 3 60 9
20. Unit Availability Factor 100 0 40 3 60 9
21. Unit Capacity Factor (Using MDC Net) 95 0 36.6s 59 1
22. Unit Capacity Factor (Using DER Net) 56 8
23. Unit Forced Outage Rate 0.0a 9 4
24. Shutdowns Scheduled Over Next 6 Months (Type, Date and Duration of Each):

N A

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 UNIT NAME PVNGS-2 DATE COMPLETED BY K A Chavet MONTH'UGUST 1990 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 410 17 30 413 18 1235 833 19 1238 1233 20 1243 1238 21 1243 1238 22 1239 1240 23 1 43 1242 24 1242 123 25 1219 10 122& 26 1243 1166 27 1240 12 122 28 1234 13 1225 29 1235 14 1183 30 1235 15 1041 31 1 36 16 1185

REFUELING INFORMATION DOCKET NO. 50-529 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 amendment?

To be determined.

4. Scheduled date for submitting proposed licensing action and supporting information.

To be determined.

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.

To be determined.

6. The number of fuel assemblies.

b) In the spent fuel storage pool. 204

7. 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.

2004 (18 Month reloads and full core discharge capability).

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SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO. 50-529 DATE 08/01 00:00 Unit began the month in Mode 1, 40% RX power due to repair of condenser tube leak.

08/04 05'50 RX power at 100%.

08/11 05:42 Unit commenced power reduction to 95% for planned valve testing.

08/12 00'45 Unit back at 100% RX power.

08/14 16:41 Commenced power down to 85% due to loss of cooling tower fans in tower

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08/16 06:00 Unit back at 100% RX power.

08/31 24:00 Unit ended the month in Mode 1, 100$ RX power.

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SHUTDOWNS AND POWER REDUCTIONS DOCKET NO 50-529 UNIT NAME PVNGS-2 DATE COMPLETED BY K.A. Chavet No. Date Duration Type'ours Reason Method Shutting Down of Reactor LER No.

Code'ause System Component Code~

and Corrective Action to Prevent Recurrence 90/03 07/28/90 F N/A N/A N/A N/A Continuation from previ month. Power reduction to 40% for repair of a condenser tube leak.

90/04 08/14/90 F N/A N/A N/A N/A Power reduction to 85% after losing fans in cooling tower 43.

'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) 10-

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NRC MONTHLY OPERATING REPORT DOCKET NO. 50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY K A Chavet OPERATING STATUS

1. Unit Name: Palo Verde Nuclear Generatin Station Unit 3 2.
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 If

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8. 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 This Month Yr.-to-Date Cumulative
11. Hours in Reporting Period 44 5 832 23 208
12. Number of Hours Reactor Was Critical 711 3 5 268 5 14 679 7
13. Reactor Reserve Shutdown Hours 0 0 0 0 0 0
14. Hours Generator On-Line 01 2 5 159 9 14 433 9
15. Unit Reserve Shutdown Hours 0 0 0 0 0 0
16. Gross Thermal Energy Generated (MWH) 2 5 6 199 18 452 332 52 862 23
17. Gross Electrical Energy Generated (MWH) 899 200 6 464 600 18 532 400
18. Net Electrical Energy Generated (MWH) 847 348 6 06 592 1 431 057
19. Unit Service Factor 94 2 88 62 2
20. Unit Availability Factor 94 2 88 5 62 2
21. Unit Capacity Factor (Using MDC Net) 93 3 85 2 61 5
22. Unit Capacity Factor (Using DER Net) 89.7a 59 1
23. Unit Forced Outage Rate 10 1
24. Shutdowns Scheduled Over Next 6 Months (Type, Date and Duration of Each):

N A

25. If Shutdown At End of Report Period, Estimated Date of Start-up:

N A Forecast Achieved INITIAL CRITICALITY ~07 87 ~10 25 8 INITIAL ELECTRICITY 077D8 ~11 2~88 COMMERCIAL OPERATION 09 8 01 08 88

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0 AVERAGE DAILY UNIT POWER LEVEL UNIT NAME PVNGS-3 DATE COMPLETED BY K A Chavez MONTH'UGUST 1990 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 1254 17 1255 1256 18 1260 1253 19 1261 1218 20 1262 860 21 1263 22 1264 24 23 1265 660 24 1 63 1236 25 1261 10 1251 26 1260 124 27 1255 12 1252 28 1249 13 1252 29 1251 14 1251 30 1252 15 1252 31 1250 16 1251

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REFUELING INFORMATION DOCKET NO. 50-530 UNIT NAME PVNGS-3 DATE Scheduled date for next refueling shutdown.

03/16/91, 2nd refueling.

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 amendment?

To be determined.

4. Scheduled date for submitting proposed licensing action and supporting information.

To be determined.

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.

To be determined.

6. The number of fuel assemblies.

a) In the core. 241 b) In the spent fuel storage pool. 104

7. 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).

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SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO. 50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY K A Chavet-Au ust 1990 08/01 00'00 Unit began the month in Mode 1, 100% RX power.

08/04 05'55 Began RX power reduction to 95% for planned valve testing.

08/04 21:05 Unit back at 100% RX power.

08/05 14:58 Commenced RX power reduction for plant shutdown due to slipped control rod.

08/05 18:15 Generator taken off grid.

08/05 18:17 Entered Mode 2.

08/05 20:09 Entered Mode 3.

08/07 04 49 Entered Mode 2.

08/07 08:01 Entered Mode l.

08/07 13:03 Synchronized generator to grid.

08/09 04:41 Unit reached 100% RX power.

08/31 24:00 Unit ended the month in Mode 1, 100% RX power.

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j SHUTDOWNS AND POWER REDUCTIONS DOCKET NO 50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY K A Chavet No. Date Duration Type'ours Reason Method Shutting of Down Reactor~ LER No.

Code'ause System Component Code'revent and Corrective Action to Recurrence 90/09 08/05/90 F 42.8 390006 ROD RX shutdown due to drop control rod.

'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)

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