ML20085E186

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Monthly Operating Rept for May 1995 for Pilgrim Nuclear Power Station
ML20085E186
Person / Time
Site: Pilgrim
Issue date: 05/31/1995
From: Munro W, Olivier L
BOSTON EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BECO-LTR-#95-06, BECO-LTR-#95-6, NUDOCS 9506160461
Download: ML20085E186 (7)


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Tech. Sp:c. 6.9.A.2

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Boston Edison Pilgrm Nuclear Power Station i

Rocky Hal Road Plymouth. Massachusetts 02360 i

i L. J. Olivier Vice President Nuclear Operations June 9

,1995 and sianon 0: rector BECo Ltr. #95 065 U.S. Nuclear Regulatory Commission

- Attention: Document Control Desk Washington, DC 20555 Dockat No. 50-293 License No. DPR-35 MAY 1995 MONTHLY REPORT in accordance with PNPS Technical Specification 6.9.A.2, a copy of the Operational Status Summary for Pilgrim Nuclear Power Station is attached for your information and planning. Should you have any questions concerning this report please contact me directly.

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.J. Olivier

- WJM/ lam /9458 Attachment cc: Mr. Thomas T. Martin Regional Administrator, Region I U.S. Nuclear Regulatory Commission 475 Allendale Road King of Prussia, PA 19406 Senior Resident inspector 4

l 9506160461 950531 PDR ADOCK 05000293 A.

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i AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-293 l

DATE:

COMPLETED BY:

W. Munro TELEPHONE:

(508) 830-8474 l

MONTH May 1995 j

DAY AVERAGE DAILY POWER LEVEL.

DAY AVERAGE DAILY POWER LEVEL i

(MWe-Net)

(MWe-Net) 1 0

17 0

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2 0

18 0

3 0

19 0

4 0

20 0

f 5

0 21 0

i 6

0 22 0

l 7

0 23 0

8 0

24 0

9 0

25 0

l f

10 0

26 0

11 0

27 0

12 0

28 0

l 13 0

29 0

14 0

30 0

i 15 0

31 0

i 16 0

l This format lists the average daily unit power level in MWe-Net for each day in the reporting month, computed to the nearest whole megawatt.

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h OPERATING DATA REPORT i

DOCKET NO.

50-293

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'DATE COMPLETED BY:

W. Munro TELEPHONE (508) 830-8474 j

p OPERATING STATUS NOTES 1

i 1.

Unit Name Pilgrim i j

2.

Reporting Period

- May 1995 3.

Licensed Thermal Power (MWt) 1998-4.

Nameplate Rating (Gross MWe) 678 5.

Design Electrical Rating (Net MWe) 655 6.

Maximum Dependable Capacity (Gross MWe) 696 i

7.

Maximum Dependable Capacity (Net MWe) 670 8.

If Changes Occur in Capacity Ratings (Item Number 3 Through 7) Since Last Report, Give Reasons:

f NONE t

9.

Power Level To Which Restricted, if Any (Net MWe): None i

10.

Reasons For Restrictions, if Any: N/A l

This Month Yr-to-Date -

Cumulative 11.

Hours in Reporting Period 744.0 3623.0 197015.0 12.

Hours Reactor Critical M

1975.8 121175.9 l

13.

Hours Reactor Reserve Shutdown 0.0 0.0 0.0 14.

Hours Generator On-Line O_&

1975.8 116836.9 15.

Hours Unit Reserve Shutdown 0.0 0.0 0.0 16.

Gross Thermal Energy Generated (MWH) 0.0 3908328.0 20S663544.0 17.

Gross Electrical Energy Generated (MWH)

O_&

1349740.0 69969414.0 18.

Net Electrical Energy Generated (MWH)

OS 1298670.0 67256447.0 j

19.

Unit Service Factor 0.0 54.5 59.3 20.

Unit Availability Factor O_&

54.5 59.3 21.

Unit Capacity Factor (Using MDC Net)

M 53.5 51.0 j

22.

Unit Capacity Factor (Using DER Net) 0.0 60.8 52.1 23.

Unit Forced Outage Rate 100.0 53 12.3 i

24.

Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each) NONE l

25.

If Shutdown at End of Report Period, l

Estimated Date of Startup - June 2,1995

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BOSTON EDISON COMPANY PILGRIM NUCLEAR POWER STATION DOCKET NO. 50-293 OPERATIONAL

SUMMARY

FOR MAY 1995 Th3 unit started the reporting period with Refueling Outage No.10 activities in progress which continued

. through the end of the reporting period, plus emergent issue activity.

SAFETY RELIEF VALVE CHALLENGES i

MONTH OF MAY 1995 R quirement:

NUREG-0737 T.A.P. II.K.3.3 I

Th:re were no safety relief valve challenges during the reporting period.

i An SRV challenge is defined as anytime an SRV has received a signal to operate via reactor pressure, signal (ADS) or control switch (manual). Reference BECo Ltr. #81-01 dated January 5,1981.

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REFUELING INFORMATION FOR APRIL 1995 The foHowing refueling information is included in the Monthly Report as requested in an NRC letter to BECo, dated January 18,1978:

For your convenience, the information supplied has been enumerated so that each number corresponds to cquivalent notation utilized in the request.

1.

The name of this facility is Pilgrim Nuclear Power Station, Docket Number 50-293.

2.

Scheduled date for next refueling shutdown: March 29,1997.

3.

Scheduled date for restart following next refueling: May 20,1997.

4.

Due to their similarity, requests 4, 5, & 6 are responded to collectively under #6.

5.

See #8.

6.

The new fuelloaded during the 1995 refueling outage (RFO-10)is of a different design than that loaded in the previous refueling outage and consists of 136 new fuel assemblies.

7.

(a)

There are 580 fuel assemblies in the core.

(b)

There are 1765 fuel assemblies in the spent fuel pool.

8.

(a)

The station is presently licensed to store 3859 spent fuel assemblies. The spent fuel storage capacity is 2891 fuel assemblies. However,23 spent fuellocations cannot be used due to refuel bridge limitations.

(b)

The planned spent fuel storage capacity is 3859 fuel assemblies.

9.

With present spent fuel in storage, the spent fuel pool now has the capacity to accommodate an additional 1103 fuel assemblies.

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MONTH MAY 1995 PILGRIM NUCLEAR POWER STATION MAJOR SAFETY RELATED MAINTENANCE

-1 SYSTEM COMPONENT MALFUNCTION CAUSE MAINTENANCE CORRECTIVE -

ASSOCIATED ACTION TO LER PREVENT RECURRENCE Performed Maintenance Activities in Accordance with RFO-10 Outage Schedule, plus Emergent issue Maintenance activities.

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO: 50-293

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DOCKET NO: 50-293 E

NAME:

Pilorim i DATE:

COMPLETED BY: W. Munro TELEPHONE: (508) 830-8474 REPORT MONTH: May 1995 METHOD OF LICENSE SYSTEM COMPONENT CAUSE & CORRECTIVE TYPE DURATION REAf. ~ '4 SHUTTING DOWN EVENT CODE CODE ACTION TO PREVENT NO.

DATE 1

(HOURS) 2 REACTOR REPORT 4

5 RECURRENCE 3

05/01/95 S

644.0 C

N/A N/A N/A N/A Continuation of RFO-10 3

05/19/95 F

100.0 B

N/A N/A N/A N/A Emergent maintenance issues 1

2 3

4&S F-Forced A-Equip Failure 1-Manual Exhibit F & H S-Sch::d B-Main or Test 2-Manual Scram Instructions for C-Refueling 3-Auto Scram Preparations of D-Regulatory Restriction 4-Continued Data Entry Sheet E-Operator Training 5-Reduced Load Licensee Event Report

& License Examination 9-Other (LER) File (NUREG-1022)

F-Admin G-Operator Error H-Other