ML20117M209

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Monthly Operating Repts for Aug 1996 for Beaver Valley Power Station Units 1 & 2
ML20117M209
Person / Time
Site: Beaver Valley
Issue date: 08/31/1996
From: David Jones, Noonan T
DUQUESNE LIGHT CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9609170340
Download: ML20117M209 (11)
v • d • e


Text

.,

%g5 Telephone (412) 393-6000

.O x4 Shippmgport. PA 15077-0004 September 9,1996 Beaver Valley Power Station Unit 1 - Docket No. 50-334, License No. DPR-66 Unit 2 - Docket No. 50-412, License No. NPF-73 Monthly Operating Reoort U. S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555 Gentlemen:

In accordance with Appendix A, Technical Specifications, the Monthly Operating Report is submitted for Unit I and Unit 2 for the month of August,1996.

Respectfully, 1

T. P. Noonan i Division Vice President, Nuclear Operations /

Plant Manager DTJ/ sip Enclosures cc: NRC Regional Oflice King of Prussia, PA f

fij/K/ '/j 9609170340 960831 PDR ADOCK 05000334 R PDR w -

The Nuclear Professionals )

l l

NARRATIVE

SUMMARY

OF MONTHLY OPERATING EXPERIENCE UNIT 1 AUGUST 1996 August 1 The Unit operated at a nominal value of 100% output.

through August 4 August 5 The Unit operated at a nominal value of 100% output until 0030 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br /> when a forced shutdown was commenced due to water found in the "C" reactor coolant pump lube oil system. At 0832 hours0.00963 days <br />0.231 hours <br />0.00138 weeks <br />3.16576e-4 months <br />, the Unit was taken off-line when the main unit generator output breakers were opened. Mode 3 was entered at 0856 hours0.00991 days <br />0.238 hours <br />0.00142 weeks <br />3.25708e-4 months <br />. At 1255 hours0.0145 days <br />0.349 hours <br />0.00208 weeks <br />4.775275e-4 months <br />, the Unit commenced reactor coolant system cooldown to Mode 5.

Mode 4 was entered at 1901 hours0.022 days <br />0.528 hours <br />0.00314 weeks <br />7.233305e-4 months <br />.

August 6 Mode 5 was entered at 0709 hours0.00821 days <br />0.197 hours <br />0.00117 weeks <br />2.697745e-4 months <br />.

August 7 The Unit remained in Mode 5 while repair of the "C" reactor coolant pump motor through lube oil cooler was performed. In addition, modifications to install thermal relief August 14 protection on various containment penetrations was begun.

August 15 The Unit remained in Mode 5 to complete installation of thermal relief valves in through various containment penetrations while plans for Unit stanup continued.

August 19 August 20 Mode 4 was entered at 0020 hours2.314815e-4 days <br />0.00556 hours <br />3.306878e-5 weeks <br />7.61e-6 months <br /> as plant heatup continued. Mode 3 was entered at 0651 hours0.00753 days <br />0.181 hours <br />0.00108 weeks <br />2.477055e-4 months <br />.

j August 21 Mode 2 was entered at 1840 hours0.0213 days <br />0.511 hours <br />0.00304 weeks <br />7.0012e-4 months <br /> and the reactor was taken critical at 1946 hours0.0225 days <br />0.541 hours <br />0.00322 weeks <br />7.40453e-4 months <br />. ]

Mode 1 was entered at 2053 hours0.0238 days <br />0.57 hours <br />0.00339 weeks <br />7.811665e-4 months <br />.

August 22 The main unit generator output breakers were closed and the Unit was synchronized to the electrical grid at 1001 hours0.0116 days <br />0.278 hours <br />0.00166 weeks <br />3.808805e-4 months <br />. Output was then escalated towards 100%

power.

August 23 The Unit achieved approximately 100% output at 1200 hours0.0139 days <br />0.333 hours <br />0.00198 weeks <br />4.566e-4 months <br />. In addition, the analog rod position indication (ARPI) for control rod H-2 was also declared inoperable at 1200 hours0.0139 days <br />0.333 hours <br />0.00198 weeks <br />4.566e-4 months <br /> due to reading greater than the technical specification limit of 12 steps. At 1235 hours0.0143 days <br />0.343 hours <br />0.00204 weeks <br />4.699175e-4 months <br />, the ARPI reading for control rod H-2 was returned to within 12 steps and subsequently returned to service.

4 NARRATIVE

SUMMARY

OF F

. MONTHLY OPERATING EXPERIENCE 1

~

UNIT 1 AUGUST 1996 i

! (Continued) i ll j August 24 The Unit operated at a nominal value of 100% output for the remainder of the report

through period.

August 31 l

1 I

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-334 UNIT BVPS Unit 1 DATE September 1,1996 COMPLETED BY David T. Jones TELEPHONE (412)393-4962 l

MONTH August 1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 818 17 0 2 819 18 0 3 818 19 0 4 814 20 0 5 178 21 0 6 0 22 123 -

l 7 0 23 712 8 0 24 814 9 0 25 818 10 0 26 819 11 0 27 817 12 0 28 815 l

13 0 29 818 14 0 30 820 15 0 31 817 16 0 INSTRUCTIONS On this form, list the average daily unit power level MWe-Net for each day in the reporting month.

Compute to the. nearest whole megawatt.

OPERATING DATA REPORT DOCKET NO.: 50-334 REPORT DATE: 09/04/96 COMPLETED BY: DAVID T. JONES TELEPHONE: (412) 393-4962 OPERATING STATUS

1. UNIT NAME: BEAVER VALLEY POWER STATION, UNIT 1
  • Notes *
2. REPORTING PERIOD: AUGUST 1996 * *
3. LICENSED THERMAL POWER (MWt): 2652 * *
4. NAMEPLATE RATING _ (Gross MWe) : 923 * *
5. DESIGN ELECTRICAL RATING (Net MWe): 835 * *
6. MAX. DEPENDABLE CAPACITY (Gross MWe) : 860 *.
  • 7 MAX. DEPENDABLE CAPACITY (Net MWe): 810 **************
8. IF CHANGES OCCUR IN CAPACITY RATINGS SINCE LAST REPORT, GIVE REASONS:
9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (Net MWe): None
10. REASONS FOR RESTRICTIONS, IF ANY: N/A THIS MONTH YEAR TO DATE CUMULATIVE
11. HOURS IN REPORTING PERIOD: 744.0 5855.0 178271.0
12. NO. OF HRS. REACTOR WAS CRITICAL: 349.2 4267.1 117718.9
13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 4482.8
14. HOURS GENERATOR WAS ON LINE: 334.5 4205.5 115557.6
15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GEN. (MWH): 847659.0 10625858.0 279547920.5
17. GROSS ELECT. ENERGY GEN. (MWH) : 276398.0 3499435.0 90313452.0
18. NET ELECTRICAL ENERGY GEN. (MWH) : 253488.0 3280135.0 84446959.0
19. UNIT SERVICE FACTOR: (PERCENT) 45.0 71.8 66.6
20. UNIT AVAILABILITY FACTOR:(PERCENT) 45.0 71.8 66.6
21. UNIT CAPACITY FACTOR (MDC): PCT 42.1 69.2 60.8
22. UNIT CAPACITY FJ.CTOR (DER) : PCT 40.8 67.1 59.0
23. UNIT FORCED OUTAGE RATE: (PERCENT) 55.0 9.7 15.3
24. SHUTDOWNS SCHEDULED OVER NEXT SIX MONTHS (TYPE,DATE,AND DURATION OF EACH):
25. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:
26. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION) :

FORECAST ACHIEVED INITIAL CRITICALITY N/A N/A INITIAL ELECTRICITY N/A N/A COMMERCIAL OPERATION N/A N/A

1 UNIT SilUTDOWNS AND POWER REDUCTIONS (220*4) Docket No. 50-334 -

Unit Name BVPS Unit #1 Date September 3,1996 Completed By David T. Jones REPORT MONTil August 19% Telephone (412) 393-4 % 2 No. Date Typel Duration Reason 2 Method of Licensee System Component Cause & Corrective Action to Prevent (Hours) Shutting Event Report # Code 4 Code 5 Recurrence Dcwn Reactor 3 8 960805 F 325.2 A I N/A CB IfTEXCll The Unit was shutdown due to water found in the "C" reactor coolant pu.np lobe oil system which required repairr to the motor tube oil cooler.

9 960805 F 84.3 11 9 N/A SD PENETR Modifications to install thermal reiier protection on various containm:nt penetrations were also performed during the shutdown.

I I 2 3 4 F-Forced Reason: Method. Exhibit F-Instructions for lYeparation of S-Scheduled A-Equipment Failure (Explain) 1-Manual Data Entry Sheets for Licensee Event B-Maintenarwe or Test 2-Manual Scram Report (LER) File (NUREGOI6I)

C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Cont'd. from lievious Month E-Operator Training & License Exam 5-Reduction 5 F-Administrative 9-Otla Exhibit II-Same Source G-Operational l'rior (Explam)

I14Xher (Explain)

._ - ~

NARRATIVE

SUMMARY

OF L

, MONTHLY OPERATING EXPERIENCE i

~

UNIT 2 AUGUST 1996 August 1 The Unit operated at a nominal value of 100% output.

through August 5 August 6 With unusually warm atmospheric conditions present, incremental load reductions to approximately 97.5% output were commenced at 1522 hours0.0176 days <br />0.423 hours <br />0.00252 weeks <br />5.79121e-4 months <br /> to stabilize condenser hotwell conditions.

August 7 Once conditions in the condenser hotwell had improved, the Unit was returned to full power at 0249 hours0.00288 days <br />0.0692 hours <br />4.117063e-4 weeks <br />9.47445e-5 months <br />. With unusually warm atmospheric conditions still present, incrementalload reductions to approximately 96% output were commenced at 1229 hours0.0142 days <br />0.341 hours <br />0.00203 weeks <br />4.676345e-4 months <br /> to stabilize condenser hotwell conditions. Once conditions in the condenser hotwell had improved, restoration to full power was commenced at 2218 hours0.0257 days <br />0.616 hours <br />0.00367 weeks <br />8.43949e-4 months <br />.

August 8 However, the Unit could not be returned to 100% output due to start of the planned end-of-cycle fuel coastdown prior to the 6th refueling outage, which began at 0325 hours0.00376 days <br />0.0903 hours <br />5.373677e-4 weeks <br />1.236625e-4 months <br />. With the Unit operating at approximately 99% output and with unusually warm atmospheric conditions still present, incremental load reductions to approximately 95% output were commenced at 1225 hours0.0142 days <br />0.34 hours <br />0.00203 weeks <br />4.661125e-4 months <br /> to stabilize condenser hotwell conditions. Once conditions in the condenser hotwell had improved, the Unit was restored to a maximum capable output of approximately 98% at 1851 hours0.0214 days <br />0.514 hours <br />0.00306 weeks <br />7.043055e-4 months <br />.

August 9 The Unit continued with the planned end-of-cycle fuel coastdown prior to the 6th through refueling outage.

August 17 August 18 With the Unit operating at approximately 89% output, a reduction in output to approximately 79% was commenced at 2003 hours0.0232 days <br />0.556 hours <br />0.00331 weeks <br />7.621415e-4 months <br /> for planned end-of-cycle fuel coastdown prior to the 6th refueling outage.

l August 19 An output of approximately 79% was achieved at 0215 hours0.00249 days <br />0.0597 hours <br />3.554894e-4 weeks <br />8.18075e-5 months <br />. The Unit continued

' with the planned end-of-cycle fuel coastdown prior to the 6th refueling outage.

August 20 With the Unit operating at approximately 78% output and with unusually warm atmospheric conditions present, incremental load reductions to approximately 73%

output were commenced at 1334 hours0.0154 days <br />0.371 hours <br />0.00221 weeks <br />5.07587e-4 months <br /> to stabilize condenser hotwell conditions.

Once conditions in the condenser hotwell had improved, the Unit was restored to a maximum capable output of approximately 74% at 2400 hours0.0278 days <br />0.667 hours <br />0.00397 weeks <br />9.132e-4 months <br />.

NARRATIVE

SUMMARY

OF MONTHLY OPERATING EXPERIENCE UNIT 2 AUGUST 1996 (Continued)

August 21 The Unit continued with the planned end-of-cycle fuel coastdown prior to the 6t!-

refueling outage.

August 22 With the Unit operating at approximately 73% output and with unusually warm atmospheric conditions present, incremental load reductions to approximately 70.5%

output were commenced at 1930 hours0.0223 days <br />0.536 hours <br />0.00319 weeks <br />7.34365e-4 months <br /> to stabilize condenser hotwell conditions.

August 23 Once conditions in the condenser hotwell had improved, the Unit was restored to a maximum capable output of approximately 71% at 0600 hours0.00694 days <br />0.167 hours <br />9.920635e-4 weeks <br />2.283e-4 months <br />. With the Unit operating at approximately 71% output, a reduction in output to approximately 47%

was commenced at 1800 hours0.0208 days <br />0.5 hours <br />0.00298 weeks <br />6.849e-4 months <br /> for planned end-of-cycle fuel coastdown prior to the 6th refueling outage.

August 24 An output of approximately 47% was achieved at 0205 hours0.00237 days <br />0.0569 hours <br />3.38955e-4 weeks <br />7.80025e-5 months <br />.

August 25 The Unit continued with the planned end-of-cycle fuel coastdown prior to the 6th through refueling outage.

August 29 i i

August 30 With the Unit operating at approximately 46% output, the Unit commenced to shutdown for the 6th refueling outage at 1710 hours0.0198 days <br />0.475 hours <br />0.00283 weeks <br />6.50655e-4 months <br />. At 1921 hours0.0222 days <br />0.534 hours <br />0.00318 weeks <br />7.309405e-4 months <br />, the Unit was taken off-line when the main unit generator output breakers were opened beginning the 6th refueling outage. Mode 3 was entered at 2048 hours0.0237 days <br />0.569 hours <br />0.00339 weeks <br />7.79264e-4 months <br />.

August 31 Mode 4 was entered at 1447 hours0.0167 days <br />0.402 hours <br />0.00239 weeks <br />5.505835e-4 months <br />. The Unit continued with reactor coolant system )

cooldown to Mode 5 for the remainder of the report period. Mode 5 was not entered until 0305 hours0.00353 days <br />0.0847 hours <br />5.042989e-4 weeks <br />1.160525e-4 months <br /> on September 1,1996, as the 6th refueling outage continued.  :

)

AVERAGE DAILY UNIT POWER LEVEL '

DOCKET NO. 50-412 UNIT BVPS Unit 2 DATE September 1,1996 COMPLETED BY David T. Jones l TELEPHONE (412) 393-4962  ;

MONTH August 1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 821 17 743 2 821 18 734 3 821 19 632 4 815 20 603 5 810 21 562 6 800 22 562 7 789 23 _

542 8 789 24 336 9 794 25 335 j

10 788 26 331 11 786 27 326 12 771 28 326 13 768 29 331 14 753 30 254 15 748 31 0 16 747 INSTRUCTIONS On this form, list the average daily unit power level MWe-Net for each day in the reporting month.

Compute to the nearest whole megawatt.

OPERATING DATA REPORT DOCKET NO.: 50-412 REPORT DATE: 09/04/96 COMPLETED BY: DAVID T. JONES TELEPHONE: (412) 393-4962 OPERATING STATUS

1. UNIT NAME: BEAVER VALLEY POWER STATION, UNIT 2
  • Notes *
2. REPORTING PERIOD: AUGUST 1996 * *
3. LICENSED THERMAL POWER (MWt) 2652 * *
4. NAMEPLATE RATING (Gross MWe) 923 * *
5. DESIGN ELECTRICAL RATING (Net MWe): 836 * *
6. MAX. DEPENDABLE CAPACITY (Gross MWe)? 870 *- *
7. MAX. DEPENDABLE CAPACITY (Net MWe!: 820 * *** * * * * * * * * * *
8. IF CHANGES OCCUR IN CAPACITY RATINGS SINCE LAST REPORT, GIVE REASONS:
9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (Net MWe)- None
10. REASONS FOR RESTRICTIONS, IF ANY: N/A THIS MONTH YEAR TO DATE CUMULATIVE
11. HOURS IN REPORTING PERIOD: 744.0 5855.0 77054.0
12. NO. OF HRS. REACTOR WAS CRITICAL: 716.8 5827.8 67309.6
13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 . 0.0
14. HOURS GENERATOR WAS ON LINE: 715.4 5804.9 66899.5
15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GEN. (MWH): 1529606.0 14669115.0 166493118.0
17. GROSS ELECT. ENERGY GEN. (MWH): 492194.0 4830599.0 54263928.0
18. NET ELECTRICAL ENERGY GEN. (MWH) : 462183.0 4579631.0 51299154.0
19. UNIT SERVICE FACTOR: (PERCENT) 96.2 99.1 86.8
20. UNIT AVAILABILITY FACTOR:(PERCENT) 96.2 99.1 86.8
21. UNIT CAPACITY FACTOR (MDC): PCT 75.8 95.4 80.8
22. UNIT CAPACITY FACTOR (DER) : PCT 74.3 93.6 79.6
23. UNIT FORCED OUTAGE RATE: (PERCENT) O.0 0.4 2.5
24. SHUTDOWNS SCHEDULED OVER NEXT SIX MONTHS (TYPE,DATE,AND DURATION OF EACH):

THE UNIT SHUTDOWN FOR ITS SIXTH REFUELING OUTAGE ON 8/30/96. T_HE REFUELING OUTAGE IS SCHEDULED TO LAST FOR 45 DAYS.

25. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: 10/14/96
26. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION):

FORECAST ACHIEVED INITIAL CRITICALITY N/A N/A INITIAL ELECTRICITY N/A N/A COMMERCIAL OPERATION N/A N/A

UNIT SIIUTDOWNS AND POWER REDUCTIONS (220%) Docket No. 50-412 Unit Name BVPS Unit #2 Date September 3,19%.

Completed By David T. Jones REPORT MONTH August 1996 Telephone (412) 393-4 % 2 -

No. Date Typel Duration Reason 2 Method of Licensee System Component Cause & Corrective Action to Prevent (Hours) Shutting Event Report # Code 4 Code 5 Recurren Down Reactor 3 6 960808 S 0 H 5 N/A RC FUELXX The Unit began the planned end-of-cycle fuel coastdown prior to the sixth refueling outage.

7 960830 S 28.6 C 1 N/A RC FUELXX The Unit shutdown for its sixth refueling outat -

t 1 2 3 4 F-Forced Reasort Mettuxt: Exhibit F-Instructions for Preparation of S-Scheduled A-Equipment Failure (Explain) 1-Manual Data Entry Sheets for Licensee Event B-Maintenana or Test 2-Manual Scram Report (LER) File (NUREG0161).

C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Cont'd. from Previous Month E-Operator Training & License Exam 5-Reduction 5 F-Administrative 9-Other Exhibit Il-Same Source G-Operational Error (Explain)

Il-Other (Explain)

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