ML20045H006

Monthly Operating Rept for June 1993 for Mnps,Unit 1.W/

ML20045H006
Person / Time
Site:	Millstone
Issue date:	06/30/1993
From:	Newburgh G, Scace S NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
MP-93-547, NUDOCS 9307160236
Download: ML20045H006 (5)

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F NORTHEAST UTILITIES.

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J m ;ca., e ovrw.-v (203) 665-5000 July 9, 1993 MP-93-547 Re:

10CFR50.71(a)

U.S. Nuclear Regulatory Commission Document Control Desk Washington, D. C. 20555

Reference:

Facility Operating License No. DPR-21 Docket No. 50-245

Dear Sir:

In accordance with Millstone Unit 1 Technical Specification 6.9.1.6, the following monthly operating data report for Millstone Unit 1 is enclosed.

One additional copy of the report is enclosed.

Very truly yours, NORTHEAST NUCLEAR ENERCY COMPANY 9/

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Stephen E. Scace Vice President - Millstone Station SES/GSN

^cc: T. T. Martin, Region I Administrator J. W. Andersen, NRC Project Manager, Millstone Unit No. 1 P. D. Swetland, Senior Resident Inspector, Millstone Unit Nos. 1,2&3 1

93076h3b7930630 Q

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OPERATING DATA REPORT

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UNIT NAME Millstone Unit 1 DATE 930707 COMPLETED BY G. Newburch TELEPHONE (203) 447-1791 EXT 4400 OPERATING STATUS

'1.

Docket Number:

50-245 Notes:

2.

Reporting Period:

June 1993 3.

Utility

Contact:

G.

Newburnh 4.

Licensed Thermal Power (MWt):

2011 5.

Nameplate Rating (Gross MWe):

662 6.

Design Electrical Rating (Net MWe):

660 7.

Maximum Dependable Capacity (Gross MWe):

684 8.

Maximum Dependable Capacity (Net MWe):

654 9.

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

N/A

10. Power Level To Which Restricted, If any (Net MWe):

N/A 11.-Reasons For Restrictions, If Any:

N/A This Month Yr.-To-Date Cumulative

12. Hours In Reporting Period 720 4343

'197999

13. Number of Hours Reactor Was Critical 720 4245.5 153714.9

14. Reactor Reserve Shutdown Hours 0

0 3283.3

15. Hours Generator On-Line 720 4230.7 150006.5

16. Unit Reserve Shutdown Hours 0

0 93.7

17. Gross Thermal Energy Generated (MWH) 1412070 8362066 282228939.0

18. Gross Electrical Energy Generated (MWH) 4G5220 2780299 95191295.0

19. Net Electrical Energy Generated (MWH) 444945 2659407 90812318.0 i

20. Unit Service Factor 100 97.4 75.8

21. Unit Availability Factor 100 97.4 75.1

22. Unit Capacity Factor (Using MDC Net) 94.5 93 h 70.1 s

23. Unit Capacity Factor (Using DER Net) 93.6 92.8 69.5

24. Unit Forced Outage Rate 0

2.6' 12.3

25. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): N/A

26. If Unit Shutdown At End Of Report Period, Estimated Date of Startup:

N/A 27.

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 i

i i

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AVERACE DAILY UNIT POWER LEVEL DOCKET NO.

50-245 UNIT:

Millstone Unit 1 DATE:

930707 COMPLETED BY:

G. Newburgh j

TELEPHONE:

(203) 447-1791 EXT:

4400 MONTH:

JUNE 1993 DAY AVG. DAILY POWER LEVEL DAY AVG. DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 633 17 635 2

633 18 636 3

636 19 635 4

636 20 635 5

636 21 635 6

637 22 633 7

636 23 629 8

573 24 634 9

635 25 634 10 635 26 633 11 635 27 633 12 575 28 632 13 634 29 632 14 633 30 486 15 633 31 N/A 16 418 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.

1

3. s.

DOCKET NO.

50-245 UNIT SHUTDOWNS AND POWER REDUCTIONS UNIT NAME Millstone 1 DATE 930707 COMPLETED BY G. Newburgh TELEPHONE (203) 447-1791 REPORT MONTH JUNE 1993 EXT.

4400 l

2 No.

Date Type Duration

.leason Method of License Systgm Compgnent Cause.& Corrective (Hours)

Shutting Event Code Code Action to 3

Down Reactor Report #

Prevent Recurrence 93-05 930616 S

0 H

5 N/A Power reduction to obtain condenser measurements in preparation for condenser tube replacement 93-06 930630 S

0 H

5 N/A Power reduction to obtain condenser measurements in.

preparation for condenser tube replacement A

3 A: Forced Reason:

Method "IEEE Standard 805-1984, F

S: Scheduled A-Equipment Failure (Explain) 1-Manual

" Recommended Practices for-l B-Maintenance or Test 2-Manual Scram System Identification in l

C-Refueling 3-Automatic Scram Nuclear Power Plants and D-Regulatory Restriction 4-Continued from Related Facilities" i

E-Operator Training & License Examination.

Previous month 5

l F-Administrative 5-Power Reduction 1EEE Standard 803A-1983 i

G-Operational Error (Explain)

(Duration -0)

" Recommended Practice for H-Other (Explain) 6-Other (Explain)

Unique identification in Power Plants and Related t

Facilities - Component Function Identifiers" 1

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,v.,

REFUELING INFORMATION REOUEST 1.

Name of facility:

Millstone 1 2.

Scheduled date for next refueling shutdown:

January 1994 3.

Scheduled date for restart following refueling:

March 1994 4.

Will refueling or resumption of operation thereafter require a technical specification change or other license amendment?

No Technical Specification chances have been identified as of the time of this report.

5.

Scheduled date(s) for submitting licensing action and supporting information:

N/A 6.

Important licensing considerations associated with refueling, e.g.,

new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures:

188 GE10 Fuel Assemblies 7.

The number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool:

In Core:

(a) 580 In SFP:

(b) 784 (Unconsolidated) 8.

The present licensed spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has been requested or is planned, in number of fuel assemblies:

Present CaDacity: Maximum 3229 fuel assembly locations.

9.

The projected date of the last refueling that can be discharged to the spent fuel pool assuming the present licensed capacity:

t' 1997. Spent Fuel Pool Full. Core Off Load capacity is reached.