ML20206B164

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Monthly Operating Rept for Oct 1988 for Millstone Unit 2.W/
ML20206B164
Person / Time
Site: Millstone Dominion icon.png
Issue date: 10/31/1988
From: Gibson J, Scace S
NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
MP-12442, NUDOCS 8811150356
Download: ML20206B164 (5)


Text

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4 OPERATING DATA REPORT DOCKET NO.

50-336 DATE 11/9/88 COMPLETED BY J. Gibson TELEPHONE (2031447-1191 Extension 4431 OPERATING STATUS Notes:

Items 21 and 22 1.

Unit Name: Millstone Unit 2 cumulative are weighted 2.

Reporting Period: Octcber 1986 averages.

Unit cperated 3.

Licensed Thernal Power (MWt): 1700 at 2560 MW Thernal prior 4.

Nameplate Rating (Gross MWe): 909 to its uprating to the 5.

Design Electrical Rating (Net MWe): 670 current 2700 MWTH power l

6.

Maximum Dependable Capacity (Gross MWe): 893.88 level. **

7.

Maximum Dependable Capacity (Net MWe): 862.88 8.

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

Since Last Report, Give Reascns:

N/A i

i 9.

Power Lovel to Wnich Restricted, If Any (Net MWe):

N/A i

i

10. Reasons for Restrictions, If Any:

N/A i

t i

11. Hours In Reporting Period 745 7,320 112,656 f
12. Number Of Hours Reactor Was Critical 119.1 5,489.1 62,869.4
13. Reactor Reserve Shutdown Hours 0

0 2,205.5

14. Hours General On-Line 709.9 5,348.4 76,601.4 i
15. Unit Reserve Shutdown Hours 0

0 468.2 16, 3ross Thermal Energy Generated (KWH) 1,885,985.0 14,137,242.0 218,699,504.0 f

17. Gross Elec. Energy Generated (MWM) 613,159.5 4,660,141.0 65,531,720.0

[

16. Net Electrical Energy Generated (MRH) 590,713.5 4,476,733.0 62,s55,271 0
19. Unit Service Factor 95.3 73.1 697F~
20. Unit Availability Factor 95.3 73.1 70.2~
21. Unit Capacity Factor (Using MDC Net) 91.9 71.1 65.5
22. Unit Capacity Factor (Using DER Net) 91.1 70.3 64.6
23. Unit Forced Outage Rate 4.7 12.2 15.0 t

24.

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

Scheduled for refueling shutdown on Februarv 4, 1989, for approximately 40 days.

25.

If Shutdown at End of Report Feriod, Estimated Date of Startup:

N/A

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

Forcast Achieved INITIAL CRITICALITY N/A N/A INITIAL ELECTRICITY N/A N/A i

COMF!IRCIAL OPERATION N/A N/A

    • NOTE:

Item 21 Year-To-Date is a weighted average a: a result of the capacity rating change.

TIEiOM 8811150356 881031 PDR ADOCK 05000336

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R PDC

6 I

e AVERAGE DAILY UNIT POWER LEVEL -

1 DOCKET NO.

50-336

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+

UNIT Millstone 2 11/9/88 DATE l

COMPLETED BY J. Gibson TELEPHONE (203)447-1791 i

Extension 4431 6

MONTH OCTOBER 1988

[

DAY AVERAGE DAILY POWER LEVEL DAY AVEPAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net)

[

i 1

852 17 844 i

I 2

850 18 844 3

849 19 844 4

850 20 843 f

i 5

849 21 843 i

6 849 22 844 i

i 2

7 848 23 845 j;

8 849 24 847 i

9 849 25 243 I

10 848 26 37 l

11 847 27 554 i

[

l 12 846 28 853 l

13 844 29 856 14 844 30 858 15 846 31 858 l

f

]

16 845 l

INSTRUOTIONS f

f 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.

j

DOCKET NO. 50-336 UNIT SHUTDOWNS AND POWER REDUCTIONS UNIT NTJ4E Millstone 2 DATE 11/9/88 n

COMPLETED BY J. Gibson i

REPORT HONTH OCTOBER 1988 TELEPRONE (203)447-1791 Extension 4431 f

Mo.

Mte Type Duration Reason 2 Method of Licensee System Composent Cause & Corrective t

(Houra)

Shutting Event Coded Codes Action to d

Down Reactor 3 Report i Pravent Recurrence 88-04 102569 F

35.1 G

3 88-11 EB BU Unit tripped from 100% power due to a loss of normal power. See i

LER 88-11.

l i

3fMthod:

8 Exhibit G - Instructions IF: Forced 2 Reason:

S: Scheduled A-Equipment Failure (Explain) 1-Manual for Praparation of Data B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continued from (NUREG-0161) j E-Operator Training & License Examination previous month F-Administrative S-Power Reduction 5 Exhibit 1 - Same Source I

G-Operational Error (Explain)

(Duration = 0)

H-Other (Explain) 6-Other (Explain) l l

l

=

4 REFUELING INF0F41ATION REQUEST 1.

Name of facility: Millstone 2 2.

Scheduled date for next refueling shutdown:

February 4, 1989 3.

Schedule date for restart following refueling:

N/A 4.

Will refueling or resumption of cperation thereafter require a technical specificatien change or other license amendment?

Technical Specification changes will be necessary resulting from the chance in fuel and safety analysis supplier for cycle 10 operation.

5.

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

The projected date is November 15, 1989.

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:

Cycle 10 will be unique in that it will be the first cycle where the fuel and safety analysis will be supplied by Advanced Nuclear Fuels for Millstone Unit 2.

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

l (a)

In Core:

(a) 217 (b) 580 6.

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

l Currently 1277 9.

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

1994, Spent Fuel Pool Full, core off lead capacity is reached (without consolidation).

1998, Core Full, Spent Fuel Fool Full 2009, Spent Fuel Pool Full, core off lead capacity is reached -

contincent upon full scale storace of consolidated fuel in the Spent Fuel Pool.

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NORTHEAST UTILITIES o.nemi On ces. s io.n sir,.t. seriin. Conn.ci cui m.u r., www. m u.

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P O. BOX 270

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HARTFORD. CONNECTICUT 06141-0270 L

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(203) 665-5000

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November 9, 1988 MP-12442 Re:

10CFR50. 71 (a)

U.S. liu: lear Regulatory Cc=.issicn Docur.ent Centrol Desk Washington, D. C. 20555

Reference:

Facility Operating Licetnse No. DPR-65 j

Docket NO. 50-336

Dear Sir:

This letter is ferwarded to provide the report of cperating and shutdown experience elating to Mi11stene Unit 2 M:nthly operating Eeport 66-10 in a:Cordance with Appendix A Te:hnical Specifications, Secticn 6.9.1.3.

C'ne additienal :py of the reert is enclosed.

Very truly yours, NORTHEAST NUCLEAR ENER3Y COMPANY

./ s

//N&

r 4 c.t Stephen Scace -

Stati0n Superintendent Millstene Nuclear P0wer Station SES/GN:ljs cc: W. T. Russell, Region I Adr.inistrator W. J. Raymond, Senior Resident Inspector, Millstone Unit N:s. 1, 2 & 3 N

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