ML113110971

Forwards Monthly Operating Rept for Feb 1980

ML113110971
Person / Time
Site:	Monticello
Issue date:	03/10/1980
From:	Mayer L Northern States Power Co
To:	NRC OFFICE OF MANAGEMENT AND PROGRAM ANALYSIS (MPA)
Shared Package
ML113110972	List: ML113110971 ML19290E887
References
NUDOCS 8003170267
Download: ML113110971 (6)

Text

1. - _ff REGULATORY FORMATION DISTRIBUTION SY@M (RIDS)

ACCESSION NOR:8003170267 00C.DATE: 80/03/10 NOTARIZED: NO DOCKET #

FACIL:50-263 Monticello Nuclear Generating Plant, Northern States 05000263 AUTH.NAME AUTHOR AFFILIATION MAYERL.0, Northern States Power Co, RECIPNAME RECIPIENT AFFILIATION Office of Management and Program Analysis

SUBJECT:

Forwards monthly operating rept for Feb 1980, DISTRIBUTION CODE: A008S COPIES RECEIVED:LTR _ ENCL JL SIZE:_kul.

TITLE: Annual, Semi-Annual & Monthly Operating Reports (OL Stag NOTES: -----------------------------------------------------------------

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL ACTION: OS BC Ojej 3 6 6 INTERNAL: 0 1 1 02 NRC POR 1 1 2 2 14 MPA 2 2 16 DIR DOR 1 18 ENGR BR 1 19 REAC SAFT BR 1 1 20 PLANT SYS BR 1 1 21 EEB 1 22 CORE PERF BR 1 1 23 EFFL TR SYS 1 1 AEQO 1 1 EXTERNAL: 03 LPDR 1 1 04 NSIC 1 1 24 NATL LAB 1 1 25 BROOKHAVEN 1 1 26 ACRS 15 is TOTAL NUMBER OF COPIES REQUIRED: LTTR 39 ENCL_ 39

NORTHERN STATES POWER COMPANY MINNEAPOLIS. MINNESOTA 58401 March 10, 1980 Director, Office of Management Information & Program Control c/o Distribution Services Branch, .DDC, ADM U S Nuclear Regulatory Commission Washington, DC 20555

Dear Sir:

MONTICELLO NUCLEAR GENERATING PLANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report February 1980 Attached are two copies of the Monthly Operating Report for February, 1980 for the Monticello Nuclear Generating Plant.

Yours very truly, L 0 Mayer, PE Manager of Nuclear Support Services LOM/ak cc: Director, IE-III, USNRC (1)

Director, IE, USNRC (c/o DSB) (10)

MPCA Attn: J W Ferman 8003170a 7

NAIRATIVE SIMMARY OF OPERATING EXPIuENCE

.DOCKET NO. 50-263 UNIT Nbticello DATE 3-4-80 COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 MNM February 2/1/80 Shutdown to complete primary containment isolation reset logic to modification for NUREG 0578, item 2.1.4 implementation. Outage 2/3/80 extended due to spurious IRM scram on startup.

2/4/80 to Power operation during end-of-cycle coastdown.

2/13/80 2/14/80 Reduced power to 60% after one feedwater pump removed from service due to bearing failure.

2/16/80 Reduced power to 30% to perforn main condenser tube leak inspection.

2/17/80 to Power operation at 60%.

2/21/80 2/22/80 to Shutdown for 1980 refueling outage.

2/29/80

MAR 07 1980 OPERATING DATA REPORT DOCKET NO. 50-263 DATE 3- 4-80_

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 OPERATING STATUS INotes

i. Unit Name  : -------------- MonticeLLo I

2. Reporting period: FEBRUARY I

3. Licensed ThermaL Power (MWt -: 1670 I

4. Nameplate Rating (Gross MWe): 569 1

5. Design ElectricaL Rating (Net MWe) ____545.4 I

6. Maximum Dependable Capacity (Gross MWe): _564 1

7. Max imumn Dependable Capacity (Net MWe): - i536 I ------------------------

8. If Changes Occur-In Capacity Ratingfs (Items Number 3 Through 7) Since Last Report, Give Reasons: i-N/A- 4.

9. Power LeveL To Which Restricted, If Any (Net MWe): ___N/A----------- .....

0. Reasons For Restrictions, If Any:. .

This Month Yr.-to-Date Cumulative

11. Hours In Reporting Period __ 696 1440 ---. 75985

12. Number Of Hours Reactor Was Critical _479.6 1_223.6 62754.5

13. Reactor Reserve Shutdown Hours _ 0.0 - -0.0

-- __ 940.7

14. Hours Generator On-Line 467.1 1211 .1 _ 161181.2

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross ThermaL Energy Generated (MWH) _530513 1553878 100496740

17. Gross Electrical Energy Generated (MWH) 175800 521150 _31499210

18. Net Electrical Energy Generated (MWH) 166768 497094 30129298

19. Unit Service Factor 67.1% 84.1% 80.5%

20. Unit Availability Factor 67.1% 84. 1% __ 80.5%

21. Unit Capacity Factor (Using MDC Net) 44.7% 64.4% 74.0%

22. Unit Capacity Factor (Using DER Net) 43.9% --- 63.3% 72.7%

23. Unit Forced Outage Rate _ 1.7% 0.7% 6.3%

24. Shutdowns Scheduled Over Next 12 Months (Type, Date, and Duration of Each)

__None___

25. If Shut Down At End Of Report Period, Estimated Date Of Startup:_ 03-28-80__

26. Units In Test Status(Prior to Commercial Operation): N/A Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION -------- --------

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-263 UNIT MonticeLLo__

DATE 3- 4-80 COMPLETED BY A. L. Myrabo TELEPHONE 612/295-51Si MONTH ______FEBRUARY DAY. AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 204 17 -- - - - -333 L - - - -

2 -4 18 326 3 13 19 __ 326 4 349 20 ----------- 324-----------

---

21 -- 322 6 411 22 167

7. 409 23 -- -4 8 .... _4 1 0 . .. 24 9 410 25 -4 10 408 26 3 11 .-- 405 27 -- 3 12 ._405.- 28 -3 13 _.....-.---

402 29 - - - -3 14 -352 ----- 30 15 335 - - 31 16 236-- - -

INSTRUCTIONS On this format, List the average daiLy unit power LeveL in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

UNIT SHUTDOWNS AND POWER REDUCTiONS DOCKET NO. 50-263 UNIT NAME Monticello ~6 DATE 3-4-80 REPORT MONTH February. COMPLETED BY TELEPHONE A-TL. Myrabo 612/295-5151

-t Licensee -u Cause &Corrective Date Event Action to Report = Prexent Recurrence 1 2-1-80 S 45.3 D 1 N/A SD INSTRU-X Primary Containment Isolation Reset Logic Modification. NUREG 0578, Item 0

2.1.4 implementation.

2 2-3-80 F 8.2 A 3 N/A IA INSTRU-E Full IRM scram occurred from a spur ious upscale spike on IRM channel 14.

Earlier trip on "B" RPS channel was not fully reset.

3 2-16-80 S 0 B 4 N/A MC MEXCH Reduced power to 30% to perform conder ser tube leak test.

4 2-22-80 S 175.4 C 1 N/A ZZ ZZZZZZ End of cycle 7 refueling outage.

0 3 4 F: Forced Reason: Method: Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain)  !-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram. Entry Sheets for Licensee C-Refueline 3-Automatic Scram. Event Report (LER) File (NUREG D-Regulator\ Restriction 4-Other (Explain) 0161)

E-Operator Training & License Examination F-Administrative G-Operational Error (Explain) Exhibit I - Same Source (4177) Hl-Other (Explain)