ML20043F615

Monthly Operating Rept for May 1990 for Millstone Unit 1

ML20043F615
Person / Time
Site:	Millstone
Issue date:	05/31/1990
From:	Newburg G, Scace S NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
MP-90-575, NUDOCS 9006150155
Download: ML20043F615 (5)

Text

'

General Offices

• Selden Street, Berlin, Connecticut 1

. sIiNss*NvNaNN.=

P.O. BOX 270 o,I((IIu H ARTFORD. CONNECTICUT 06141-0270 g

J (203) 665-5000 wi4.si.uane i

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June 11, 1990 MP-90-575 s

Re:

10CTR50. 71 (a)

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

20555

Reference:

Facility Operating License 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 ENERGY COMPANY e

km crxt -

StephefE.

cace Director, Millstone Station SES/GSN:cle

Enclosures:

(4) cc:

T..T. Martin, Regional Administrator Region I M. Boyle, NRC Project Manager, Millstone Unit No. 1 W. J. Raymond, Senior Resident Inspector, Millstone Unit Nos. 1, 2 & 3 i.

l 9006150155 900531 i

PDR ADOCK 05000'245 R

PDC

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,'y OPERATING DATA REPORT DOCKET NO.

50-245 DATE-900606 COMPLETED BY G. Newburg-TELEPHONE (203) 447-1791 Extension 4400 OPERATING STATUS 1.

Unit Name: Millstone -1990 1

Notes:

2.

Reporting Period: May, 3.

Licensed Thermal Power (MWt): 2011 4.

Nameplate Rating (Gross MWe):

662 5.

Design Electrical Rating (Net MWe): 660 6.

Maximum Dependable Capacity (Gross MWe): 684

.7.

Maximum Dependable Capacity (Net MWe): 654 8.

If Changes Occur in Capacity Ratings (Items Number 3 Through 7)

Since Last Report, Give Reasons: N/A 9.

Power Level to Which Restricted,- If Any (Net MWe): N/A

10. Reasons For Restrictions, If Any: N/A

11. ' Hours In Reporting Period 744 3,623 170,975

12. Number Of Hours Reactor Was Critical 744 3,520.7 135,885.6 13.

Reactor Reserve Shutdown Hours 0

0 3,283.3 14.

Hours Generator On-Line 744 3,490.7 131,567.5

15. Unit Reserve Shutdown. Hours 0

0 93.7

16. - Gross Thermal Energy tenerated (MWH) 1,475,593 6,892,173 248,289,710 17.

Gross Elec. Energy Generated (MWH) 506,100 2,365,200 83,787,296

-18.

Net Electrical-Energy Generated (MWH) 484,730 2,263,591 79,955,851

19. Unit Service Factor 100 96.3 77.5 20.

Unit Availability Factor 100 96.3 77.6 21.

Unit Capacity-Factor (Using HDC Net) 99.6 95.5 71.5

22. Unit Capacity Factor (Using DER Net) 98.7 94.7 70.9

23. Unit Forced Outage Rate 0

0.3 10.0

24.

Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

N/A 25.

If Shutdown at-End of Repcrt Period, Estimated Date of Startup:

N/A

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

Forc3k.

Achieved INITIAL CRITICALITY N/A N/A INITIAL ELECTRICITY N/A N/A COMMERCIAL OPERATION N/A N/A

o, i

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-245 UNIT. Unit 1 DATE 900606 COMPLETED BY G. Newburgh TELEPHONE (203) 447-1791 Extension 4400 MONTH May.1990 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) l 1

659 17 660 j

2 651 18 658 3

662 19 456 l

4 661 20 648 5

661 21 660

'I l

6 662 22 660 7

661 23 660 i

8 661 24 660 9

660 25 659 10 644 26 660 11 659 27 660 12 640-28 660 13 660 29 660 14 661 30 659 15 661 31 653 16 661 INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting month.

Computer to the nearest whole megawatt.

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DOCKET NO. 50-245 l

UNIT SilUTDOWNS AND POWER REDUCTIONS UNIT NAME Unit 1 DATE 900606 COMPLETED BY G. Newwburgh REPORT MONTil May 1990 TELEPIIO!IE - (203) 447-1791 Extension 4400; l

2 Method of Licensee System Component Cause & Corrective.

l No.

Date Type Duration Reason (flours)

Shutting Event Coded

' Code 5 Action to Down Reactor Report I Prevent Recurrence 3

i 90-04 900519 F

0 B

5 90-007 BJ JX Plant Design Changes'1-5-90 and 1-6-90 were-I implemented to prevent recurrence.

)

l l

4 Exhibit G - Instructions 3 Method:

2 Reason:

1F: Forced S: Scheduled A-Eculpment Failure (Explain) 1-Manual for Preparation of Data B-isaintenance or 7ast 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continued from (NUREG-0161)

E-Operator Training & License Examination previous month 5 Exhibit 1 - Same Source F-Administrative Power Reduction G-Operational Error (Explain)

(Duration = 0) 11-Other (Explain) 6-Other (Explain)

1 f

REFUELING INFORMATION REQUEST 1.

Name of facility: Millstone 1 2.

Scheduled date for next refueling shutdown: MARCH 1991 3.-

Schedule date for restart following refueling: APRIL 1991 l

1 l

4.

Will refueling or resumption of operation thereafter require a j

technical specification change or other license amendment?

Yes, Technicial Specification Chances Regarding:

j (1) Maximum Average Planar Linear Heat Generating Rate j.

(2) Maximum Critical Power Ratio 5.

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

Winter 1990-91 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:

1.

196 GE8B Fuel Assemblies i

7.

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

(a)

In Core:

(a)' 580 (b) 1928 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 capacity, 3229 assemblies 9.

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

1997, Spent Fuel Pool, Full Core Off Load Capability is Reached I