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Monthly Operating Repts for June 1994 for Beaver Valley Power Station
	ML20071F982
Person / Time
Site:	Beaver Valley
Issue date:	06/30/1994
From:	David Jones, Noonan T; DUQUESNE LIGHT CO.
To:	; NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
	NUDOCS 9407110303
	Download: ML20071F982 (11)
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sn,eemm.no a u n a u July 8,1994 licaver 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 Report U. S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555 Gentlemen:

In accordance w; Appendix A,

Technical SpeciGeations, the Monthly Operating Report is submitted for Uni: I and Unit 2 for the month of June,1994.

Respectfully, 4

toned T. P. N(( man x

Division Vice President, Nuclear Operations /

Plant Manager DTJ/mmg linclosures cc: NRC Regional Office King of Prussia, PA s

4 The Nuclear Professionals j

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9407110303 940630 PDR ADCCK 05000334

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1 NATGATIVE SLIMM1Y OF M0!fI1(LY OPIRATI!G EXPD1IDiCE UNIT 1 JU!TE 1994 June 1

'Iho Unit continued to operate at a nomrul value of 100% output until 1455 hours0.0168 days 0.404 hours 0.00241 weeks 5.536275e-4 months when a reactor trip occurred due to a turbino ard generator trip cauced by a fault in the Main Transformer.

'1ho Unit was sutxx.quently stabilized in 14cde 3.

June 2 At 1040 hours0.012 days 0.289 hours 0.00172 weeks 3.9572e-4 months the Unit commenced a cooldown to Modo 5 to facilitato other outago mainterum ard testing durirg replacement of the Main Transfonner.

thio 4 was entered at 2252 houro.

June 3 Modo 5 was entercd at 1315 hours0.0152 days 0.365 hours 0.00217 weeks 5.003575e-4 months .

June 4

'lho Unit remaincd in Mode 5 during the remairder of the report through period to facilitate other outage maintenanco and testirg June 30 durirg replacement of the thin Transformer.

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AVERAGE DAILY WIT POWER IREL DOCKET NO.

50-334 UNIT TNPS Unit 1 DATE _ July 5, 1994 00MPLETED BY David T. Jones TELEEHONE (412) 393-7113_

MOfflH June 1994 t%Y AVERAGE DAILY RMER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 503 17 0

2 0

18 0

3 0

19 0

4 0

20 0

5 0

21 0

6 0

22 0

7 0

23 0

8 0

24 0

9 0

25 0

10 0

26 0

11 0

27 0

12 0

28 0

13 0

29 0

14 0

30 0

15 0

31 16 0

D4SIRUC1' IONS On this fonn, list the average daily unit power level NWe-Net for each day in the reportirg Inonth. Conpute to the nearest whole megawatt.

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OPERATING DATA REPORT DOCKET No.:

50 334

-REPORT DATE:

07/05/94 COMPLETED BY: DAVID T. JONES TELEPil0NEi (412) 393 7553 OPERATING STATUS

1. UNIT NAME: BEAVER VALLEY POWER STATION, UNIT 1 Notes

2. REPORTING PERIOD: JUNE 1994 3, LICENSED THERMAL POWER (MVt):

2652

4. NAMEPLATE RATING (Cross MVe)-

923

5. DESIGN ELECTRICAL RATING (Net MWe):

835 6, MAX DEPEND.tBLE CAPACITY (Cross MWe):

860

7. MAX. DEPENDABLE CAPACITY (Net MWe):

810 8.

IF CHANGES OCCUR IN CAPACITY RATINGS SINCE IAST REPORT, GIVE REASONS:

9. POWER LEVEL TO WHICH RESYRICTED, IF ANY (Net MWe):

None

10. _ REASONS FOR RESTRICTIONS, IF ANY:

N/A THIS MONTH YEAR TO DATE CUMUIATIVE' 11,110URS IN REPORTING PERIOD: -

720.0 4343,0 159239,0-

12. No, OF llRS. REACTOR WAS CRITICAL:

14.9 3093.1 102624.0 13,_ REACTOR RESERVE SHUTDOWN HOURS:

0,0 0,0 4482.8

14. HOURS CENERATOR WAS ON LINE:

14.9 3079,2

.100622,4 l

15. UNIT. RESERVE SHUTDOWN HOURS:

0.0 0.0 0.0

16. CROSS THERMAL ENERGY GEN. (MVH):

39682.0 7993202.0 241398678.5

17. CROSS ELECT. ENERGY GEN. (MWH):

12980.0 2506540.0 77764063.0

18. NET-ELECTRICAL ENERGY GEN. (MWH):

7270,0 2441100',0 72660620.0 19, UNIT SERVICE FACTOR: (PERCENT) 2.1-

_70,9 65.1 20, UNIT. AVAILABILITY FACTOR:(PERCENT) 2.1

,70,9 65,1

21. UNIT CAPACITY FACTOR (MDC): PCT-

"1. 2 69.4 58,8

22. UNIT CAPACITY' FACTOR (DER): PCT 1.2 67.3 57,1 23.~ UNIT TORCED_ OUTAGE RATE: (PERCENT)

"97.9 29,1 16.3

24. SHUTDOWNS SCHEDULED OVER NEXT SIX MONTHS (TYPE DATE,AND DURATION.0F_EACH):

THE UNIT IS SCHEDULED TO SHUTDOWN FOR=ITS TENTH REFUELING OUTAGE ON OCTOBER 14. 1994.

THE REFUELING OUTAGE IS SCHEDULED TO LAST FOR 70 DAYS.

=25. IF SHUT DOWN AT END OF REPORT PERIOD,-ESTIMATED-DATE OF STARTUP:

07/08/94 26, UNITS IN TE!I' STATUS (PRIOR TO COMMERCIAL OPERATION):

l-FORECAST ACHIEVED l

INITIAL CRITICALITi N/A-N/A

~ INITIAL" ELECTRICITY

,_, N/A N/A 1

-COMMERCIAL OPERATION N/A N/A

?-

t UNIT SMUTDouuS AhD POWER REDUCTID=S (120%)

Docket ma.

50-334 Unit name Sves Unit #1 Date

tty 5. 1994 Completed By David T.

Jew s REPORT MONTH Jtti 1C94 T eleph one (412) 393-7553 Method of Licensee Cause & Corrective Duration Shutting Event System Component Action to No.

Date Typel (Hours)

Reason 2 Ocwn Reactor 3 Report i Code 4 Code 5 Prevent R ec ur r enc e 7

940601 F

705.1 A

3 1-94-005 EC TRANSF A reactor trip occuired while at 190% output due io a turbine and te. era or trip caused by a fault in t

the Main Transformer. The Main Transformer is being replaced.

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1 2

3 4

F-Forced Reason:

Method:

Eahibit F-Instructions for S-Schedul ed A-Equipment Feiture (Emplain) 1-Manuat Preparation of Data Entry Sheets B-Maintenance or Test 2-Manual Scree f or Licensee Event Report (LER) Fite C-Refueling 3-Automatic Scram (huREG0161).

D-Regulatory Restriction 4-Cont'd. f rom Previous Month E-operator Training & License Enam 5-R educ t i on S

F-Administrative 9-Other Exhibit H-Same Source.

G-operationat arror (Emplain)

H-Other (Emplain) v

+--

4 NARRATIVE Sl M ARY OF loffll!LY OPERATIl0 EXPDtIDJCE INIT 2 JUNE 1994 June 1

'Iho Unit continucd to operate at a nomimi value of 100%

mtput until 1455 hours0.0168 days 0.404 hours 0.00241 weeks 5.536275e-4 months when a reactor trip occurred due to a Reactor Coolant Pump (RCP) bus underfrequency. A fault in the Unit 1 Main Transforner caused a substation disturbanco which resulted in the subsequent RCP bus urderfrequency and reactor trip.

The Unit was subsequently stabilized in Mode 3.

At 2050 hours0.0237 days 0.569 hours 0.00339 weeks 7.80025e-4 months Source Range Detector N31 was declared inoperable due to a higher than expected count rate.

June 2

'Ihe Unit remined in Mode 3 while preparations were being mde to replace Source Range Detector N31.

June 3

'1he Unit remained in Mode 3 shile replacement of Source Range Detector N31 continucd.

At 1842 hcurs an Auxiliary Foodwater System (AIM) header d.ack valve was declared inoperable due to a leak rate greater than allowed per Technical Specifications.

At 1930 hours0.0223 days 0.536 hours 0.00319 weeks 7.34365e-4 months the Unit comenced a craoldown to Modo 5 to facilitate repairs to the check valvo.

June 4 Modo 4 was entered at 0634 hcurs. Mode 5 was entered at 1844 hours0.0213 days 0.512 hours 0.00305 weeks 7.01642e-4 months .

June 5

'Iho Jnit remained in Mode 5 to repair the AIM header check valvo.

Source Range Detector N31 was repla d and returnal to service at 1100 hours0.0127 days 0.306 hours 0.00182 weeks 4.1855e-4 months .

June 6

'Ihe Unit rtmained in Mode 5 to complete repairs to two other through AIM header check valves.

June 9 Juno 10 Following ccmpletion of repairs to the AIM header check

valves, the Unit ccrimenced to heatup and enten-1 Mode 4 at 1257 hour0.0145 days 0.349 hours 0.00208 weeks 4.782885e-4 months 's.

Juno 11 Mode 3 was entered at 0535 hours0.00619 days 0.149 hours 8.845899e-4 weeks 2.035675e-4 months .

Juna 12 Made 2 was entered at 1604 hours0.0186 days 0.446 hours 0.00265 weeks 6.10322e-4 months and the reactor was taken critical at 1646 hours0.0191 days 0.457 hours 0.00272 weeks 6.26303e-4 months . Mode 1 was entered at 2017 hours0.0233 days 0.56 hours 0.00333 weeks 7.674685e-4 months .

June 13 At 0553 hours0.0064 days 0.154 hours 9.143518e-4 weeks 2.104165e-4 months the Main Unit Generator was synchronized to the electrical grid and a gradual increase in power was cantienced.

The Unit stabilized at approximately 29% _ output to permit improvements to Steam Generator secxniu,f water chemistry.

.5 4

NARRATIVE Stw3Ri OF 10mILY OPDMTING EXPERIDICE LNIT 2 JUNE 1994 (Continued)

June 14 At 0015 hours1.736111e-4 days 0.00417 hours 2.480159e-5 weeks 5.7075e-6 months an increase to full pcuer was commenced. We Unit achievcd approximtely 100% output at 1005 hours0.0116 days 0.279 hours 0.00166 weeks 3.824025e-4 months .

June 15 he Unit operated at a ncminal value of 100% output.

June 16 With unusually wam atmcspheric conditions present, a load reduction to approximately 98% output was ccumenced at 1930 hours0.0223 days 0.536 hours 0.00319 weeks 7.34365e-4 months to stabilize condenser hotwn11 conditions. Once corditions in the aandenser hotwell had improved, the Unit returned to full power at 2130 hours0.0247 days 0.592 hours 0.00352 weeks 8.10465e-4 months .

June 17 With continuing warm atmacpheric corditions still present, periodic load reductions to a

minimum output of approximately 97% were ccanenced at 1537 hours0.0178 days 0.427 hours 0.00254 weeks 5.848285e-4 months to stabilize condenser hotwell conditions.

June 18 Once conditions in the conderwer hotwell had inproved, the Unit was retumed to full power at 0700 hours0.0081 days 0.194 hours 0.00116 weeks 2.6635e-4 months .

With continuing wam atmospheric conditions present later in the

day, periodic load reductions to a minima output of approximately 97% were ocenenced at 1404 hours0.0163 days 0.39 hours 0.00232 weeks 5.34222e-4 months to stabilize condenser hotwell conditions.

Once conditions in the cc.ndenser hotwell had improved, the. Unit was returned to full power at 2300 hours0.0266 days 0.639 hours 0.0038 weeks 8.7515e-4 months .

June 19 With continuing warm atmospheric conditions still present, periodic load reductions

.to a

mininum output of approximately 97% were ocmnerced at 1336 hours0.0155 days 0.371 hours 0.00221 weeks 5.08348e-4 months to stabilize condenser hotwell conditions.

Once conditions.in the condenser hotwell had inproved, the Unit was returned to full power at 2100 hours0.0243 days 0.583 hours 0.00347 weeks 7.9905e-4 months ..

L June 20 With continuing warm atmospheric conditions still present, l

periodic load reductions to a

minimum output of-approximately 98% were ocenenced at 1529 hours0.0177 days 0.425 hours 0.00253 weeks 5.817845e-4 months to stabilize condenser hotwell conditions.

Once conditions in the cordenser hotwell had improved, the Unit was returned to full power at 2056 hours0.0238 days 0.571 hours 0.0034 weeks 7.82308e-4 months .

June 21 he Unit. operated at a ncminal value of 100% output, through June 23 June 24 With unusually warm atmospheric conditions present again, a load reduction to approximately 99% output was ocmnenced at-1737 hours to stabilize condenser hotwell conditicris. Once conditions in the cordenser hotwell had improved, the Unit returned to full pcNer at 1958 hours0.0227 days 0.544 hours 0.00324 weeks 7.45019e-4 months , i

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NARRATIVE SLM %RY OF

!OmILY OPERATDC EXPERID4CE UNTT' 2 JUNE 1994 (Continued)

June 25

'Ihe Unit operated tt a ncxnimi value of 100% output for the through rcnninder of the remrt period.

June 30 i

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AVERAGE DAILY UlfIT KMER LEVEL DOCKET No.

50-412 U?IIT BVPS Unit 2 DATE July 5, 1994 CmPLETED BY _Qav_id T. Jones TELEPilONE (412) 393-7553 M0flIll June 1994 DAY AVERAGE DAILY FCWIR LEVEL DAY AVN;E DAILY POWER IlV, dL (MWe-Net)

(MWe-Net) 1 50c 17 804 2

0 18 802 3

0 19 809 4

0 20 815 5

0 21 820 6

0 22 8 12 7

0 23 821 8

0 24 818 9

0 25 828 10 0

26 825 11 0

27 826 12 0

28 825 13 89 29 820 14 678 30 827 15 8Q2 31 16 800 INSIRUCTICNS On this fom, list the average daily unit pwer level MWe-Net for each day in the reportirg nonth. Ccrrpute to the nearest stiols megawatt.

A OPERATING DATA REPORT DOCKET NO.:

50-412 REPORT DATE:

07/05/94 i

COMPLETED BY: DAVID T. JONES TELEPHONE:

(412) 39.$-7553 OPEPATING STATUS

1. UNIT NAME: BEAVER VALLEY POWER STATION, UNIT 2 Notes

2. REPORTING PERIOD: JUNE 1994

3. LICENSED THERMAL POWER (HWt):

2652

4. NAMEPLATE RATING (Gross MWe):

923

5. DESIGN ELECTRICAL RATING (Net MWe):

836

6. uAX. 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. REASGNS FOR RESTRICTIONS, IF ANY:

N/A THIS MONTH YEAR TO DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD:

720.0 4343.0 58022.0

12. NO. OF HRS. REACTOP, WAS CRITICAL:

454.2 4077,2 49407.5

13. REACTOR RESERVE SHUTDOVN HOURS:

0.0 0.0 0.0

14. HOURS GENERATOR WAS ON LINE:

441.0 4064.0 49060.6

15. UNIT RESERVE SHUTDOWN HOURS:

0.0 0.0 0.0

16. GROSS THERMAL ENERGY GEN. (MVH):

1121998.0 10659467.0 120891352.0

17. GROSS ELECT. ENERGY GEN. (MVH):

364016.0 3563877.0 39215882.0

18. NET ELECTRICAL ENERGY GEN. (MWH):

337406.0 3380961.0 37031240,0

19. UNIT SERVICE FACTOR: (PERCENT) 61.3 93.6 84.6

20. UNIT AVAIIABILITY FACTOR:(PERCENT) 61.3 93.6 84.6

21. UNIT CAPACITY FACTOR (MDC): PCT 57.1 94.9 77.3

22. UNIT CAPACITY FACTOR (DER): PCT 56.1 93.1 76.3

23. UNIT FORCED OUTAGE RATE: (PERCENT) 38.8 6.4 3.3

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

a UN!f SMUYDOWNS AND POWER REDUCT10NS (t201)

Do<ket No.

50-412 Unit Name SVPS Urit 82 Date July S.

1994 Completed By David T.

J ones REPORT MONTH JUNE 1994 Telephone (412) 3o3-7553

_T Met 5sc of Lt6'nsee Cause & Corrective Duration Shutt ng Evsnt System Component Action to No.

Date Typel (Nours)

Reason 2 Down Reactor 3 Report #

C odes Code 5 Prevent R ecurrenc e 1

940601 F

52.6 H

3 2-94-005 EA ELECON A reactor trip occurred white at 100% output due to a Reactor Coolant Pump (RCP) bus underfrequency. A fault in the Unit 1 Main Transformer caused a substation disturbance which resulted in the subsequent RCP bus underf requency and reactor trip.

2 940603 F

226.4 H

9 N/A SD VALVEX The Unit remained shutdown to repair Auxiliary Feedwater System header check valves which were declared inoperable due to teak rates greater than attowed per Technical Specifications.

1 2

3 4

F-Forced Reason:

Method:

Exhibit F-Instructions for S-Scheduled A-Equipment Failure (Explain) 1-Manual Preparation of Data Entry Sheets B-Maintenance or Test 2-Manual Scram for Licensee Event Report (LER) File C-Refueling 3-Automatic Scram (NUREG0161).

D Regulatory Restriction 4-Cont'd. from Previous Month E-Operator Training & License Exam 5-Reduction 5

F-Administrative 0-Other Exhibit H-Same Source.

G-operational Error (Explain)

H-Other (Explain)

.e

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ML20071F982

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