ML20154C490

Monthly Operating Rept for Apr 1988

ML20154C490
Person / Time
Site:	Pilgrim
Issue date:	04/30/1988
From:	Bird R, Hamilton P BOSTON EDISON CO.
To:	NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
88-081, 88-81, NUDOCS 8805180194
Download: ML20154C490 (7)

Text

l . . OPERATING DATA REPORT DOCKET NO. 50-293

. DATE May 13, 1988 COMPLETED BY P. Hamilton TELEPHONE (617)746-7900 OPERATING STATUS Notes

1. Unit Name Pilarim 1

2. Reporting Period Aoril 1988

3. Licensed Thermal Power (HHt) 1998

4. Nameplate Rating (Gross HHe) 678

5. Design Electrical Rating (Net HHe) 655

6. Maximum Dependable Capacity (Gross HHe) 690

7. Maximum Dependable Capacity (Net HHe) 670

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

None

9. Power Level To Hhich Restricted, If Any (Net HHe) None

10. Reasons For Restrictions, If Any N/A This Month yr-to-Date Cumulative

11. Hours In Reporting Period 719.Q 2003J 134927.0

12. Number Of Hours Reactor Has Critical 0.0 0.0 79791.1

13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

14. Hours Generator On-Line 0.0 0.0 77229.3

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (HHH) 0.0 0.0 134999880.0

17. Gross Electrical Energy Generated (HHH) 0.0 0.0 4544460LQ

18. Net Electrical Energy Generated (HHH) 0.0 0.0 4367S429.0

19. Unit Service Factor 0.0 0.0 57.2

20. Unit Availability Factor 0.0 0.0 57.2

21. Unit Capacity Factor (Using HDC Net) 0.0 OJ 48.3

22. Unit Capacity Factor (Using DER Net) 0.0 0.0 49.4

23. Unit Forced Outage Rate 0.0 Old 12.1

24. Shutdowns Scheduled Over Next 6 Honths (Type, Date, and Duration of Each):

Shutdown for Refuelina Outage Number 7 - Outage _ commenced on July 25. 1986_

25. If Shut Down At End Of Report Period, Estimated Date of Startup -

August 1988 _ _ .

26. Units In Test Status (Prior to Commercial Operation):

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION (9/77) 8305180194 880430 PDR ADOCK 05000293 R DCD

, AVERAGE DAILY UNIT P0HER LEVEL i DOCKET NO. 50-293 UNIT Pilarim 1

. DATE May 13. 1988 COMPLETED BY P. Hamilton TELEPHONE (617)746-7900-  !

HONTH Aoril 1988 DAY AVERAGE DAILY P0HER LEVEL DAY AVERAGE DAILY P0HER LEVEL (HWe-Net) (MHe-Net) 1 0. 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 O.

10 0. 26 0.

11 0. 27 0.

12 0. 28 0.

13 0. 29 0.

14 0. 30 0.

15 O. 31 N/A I 16 0.

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

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.. BOSTON EDISON COMPANY l

o. PILGRIM NUCLEAR POWER STATION l DOCKET NO. 50-293 l

Ooerational Summary for Aoril 1988 l

l The unit has been shutdown all month for Refueling Outage Number 7.

Safety Relief Valve Challenges Month of Aoril 1988 Requirement: NUREG-0737 T.A.P. II.T.L 3 i

l There were no safety relief valve challenges during the month.

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REFUELING INFORMATION )

l The follocing 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 equivalent 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: February 1990

3. Scheduled date for restart following refueling: August 1988

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

5. See #6.

6. The new fuel loaded during the 1986/87 refueling outage was of the same design as loaded in the previous outage, and consisted of 192 assemblies.

7. (a) There are 580 fuel assemblies in the core.

(b) There are 1320 fuel assemblies in the spent fuel pool.

8. (a) The station is presently licensed to store 2320 spent fuel assemblies. The actual usable spent fuel storage capacity is 2320 fuel assemblies.

(b) The planned spent fuel storage capacity is 2320 fuel assemblies.

9. With present spent fuel in storage, the spent fuel pool now has the capacity to accommodate an additional 1000 fuel assemblies.

a  !

Honth April '1988 PILGRIM NUCLEAR PONER STATION MAJOR SAFETY RELATED MAINTENANCE

• CORRECTIVE ACTION SYSTEM COMPONENT MALFUNCTION CAUSE MAINTENANCE TO PREVENT ASSOCIATED RECURRENCE LER 1 Diesel X0178 Inadvertent While performing Shutdown "B" D/G, Under investigation LER 88-013-00 Generator Pressure Switch start of Procedure 8.E.38 and conducted Proced- (To be issued)

PS-PLPS-B "B" D/G the I&C tech ure 8.E.38 inadvertently successfully pushed "B" D/G start button instead of "RESET" button Instrument Relay 16A-K64 Coil failed Aging Replaced failed PDC prepared for LER 88-014-00 and GE CR120A, causing fuse relay coil and replacement of (to be issued)

Control Fuse 16A-F18 16A-F18 to blown fuse. specific CR120A type blow. relays and/or relay coils.

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UNIT SHUTDOHNS AND P0HER REDUCTIONS DOCKET NO. 50-293 -

NAME Pilarim i DATE May 13. 1988 COMPLETED BY P. Ha711 ton

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REPORT HONTH April 1988 .

METH00 0F LICENSE CAUSE & CORRECTIVE DURATION SHUTTING EVENT SYSTEM CM M ENT ACTION TO PREVENTIVE NO. DATE TYPEI (HOURS) REASON 2 D0WN REACTOR 3 REPORT # CODE 4 C@ES RECURRENCE 01 4/1/88 S 719.0 CB 4 N/A N/A N/A Shutdown for RF0 7 1 2 2 3 4&5 F-Forced A-Equip Failure F-Admin 1-Manual Exhibit F & H S-Sched B-Maint or Test G-Oper Error 2-Manual Scram Instructions for C-Refueling H-Other 3-Auto Scram Preparation 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)

57 M EDlSON Pilgrim Nuclear Ptmer station Rocky Hill Road Plymouth, Massachusetts 02360 Ralph G. Bird Senior Vice President - Nuclear May 13,1988 BECo Ltr. #88-081 U.S. Nuclear Regulatory Commission Attention: Document Control Desk Hashington, DC 20555 License No. DPR-35 Docket No. 50-293

Subject:

April 1988 Honthly Report

Dear Sir:

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.

d PJH:la Attachment cc: Regional Administrator, Region i U.S. Nuclear Regulatory Commission 475 Allendale Rd.

King of Prussia, PA 19406 Senior Resident Inspector

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