ML20087C464
| ML20087C464 | |
| Person / Time | |
|---|---|
| Site: | Millstone  |
| Issue date: | 12/31/1991 |
| From: | Gibson J, Scace S NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| MP-92-47, NUDOCS 9201140251 | |
| Download: ML20087C464 (5) | |
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HARTFORD, CONNECTICUT 06141-0270 L
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(203) 665-5000 January 9, 1992 MP-92-47 Re:
U.S. Nuclear Regulatory Commission Doevaent Control Desk Washington, D. C. 20555
Reference:
Facility Operating License No. DPR.65 Docket No. 50 336
Dear Sir:
This letter is forwarded to provide the report of operating and shutdown experience relating to Millstone Unit 2 for the month of December 1991, in accordance with Appendix A Technical Specifications, Section 6.9.1.6.
One additional copy of the report is enclosed.
Very truly yours, NORTHEAST NUCLEAR ENERGY COMPANY hjihg mcv tephen E.' Scace Station Director Millstone Nuclear Power Station l
SES/JG cc: T. T. Martin, Region 1 Administrator G. S. Vissing, NRC Project Manager, Millstone Unit No. 2 W. J. Raymond, Senior Resident Inspector, Millstone Unit Nos. 1,2&3 l
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OPERATING DATA REPORT DOCKET NO.
_}0 336 DATE 01/06/92 COMPLETED BY J. Gibson TELEPHONE (203) 447-1791 EXT.
4431 OPERATING STATUS Notes: Items 21 and 22 1.
Unit Name:
Millstone Unit 2 cumulative are weighted 2.
Reporting Period:
December 1991 averages. Unit operated 3.
Licensed Thermal Power (MWt):
2700 at 2560 MVTH prior to its 4.
Nameplate Rating (Cross MWe):
909 uprating to the current 5.
Design Electrical Rating (Net MWe):
870 2700 MWTH power level.
6.
Maximum Dependable Capacity (Gross MWe):
893.RH 7.
Maximum Dependable Capacity (Not MWe):
862.88 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 This Month Yr.-To Date Cumulative
- 11. Hours In Report;ing Period 744.0 8760.0 140400.0
- 12. Number Of Hours Reacter Was Critical 108.7 5141.0 102053.6
- 13. Reactor Reserve Shutdown Hours 0.0 0.0 2205.5
- 14. Hours Generator On Line 82.7 4825.0 97168.8
- 15. Unit Reserve Shutdown Hours 0.0 0.0 468.2
- 16. Gross Thermal Energy Generated (MWH)
-160881.0 12466400.0 267522464.4
- 17. Gross Electrical Energy Generated (MWH) 51832_._5 4136971.5 81576671.0
- 18. Net Electrical Energy Generated (MWH) 43036.5 3944728 5 78245778.9
- 19. Unit Service Factor 11.1 55.1 69.2
- 20. Unit Availability Factor 11.1 55.1 69.5
- 21. Unit Capacity-Factor (Using MDC Net) 6.7 52.2 65.4
- 22. Unit capacity Factor (Using DER Net) 6.6 51.8 64.2
- 23. Unit Forced Outage Rate 88.9 44.7 15.6
- 24. Shutdowns Scheduled Over Next 6 Months (Type Date, and Duration of Each):
Refuel and Steam Generator Renlacement Outare. Anril - 1992. 160 days.
- 25. If Unit Shutdown At End Of Report Period, Estimated Date of Startup:
N/A
- 26. 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
AVERACE DAILY UNIT POWER LE7EL DOCKET NO.
50 336 UNIT:
_ Millstone Unit 2 DATE:
01/06/92 COMPLETED BY:
J. Gibson TELEPHONE:
(2031447-1791 EXT:
4431 MONTil: DECEMBER 1991 DAY AVG. DAILY POWER LEVEL DAY AVG. DAILY POWER LEVEL (MWe Net)
(MWe 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 0
10 0
26 0
11 0
27 0
12 0
28 56 13
_,1) 29 414 14 0
30 762 15 0
31 809 l
16 0
l INSTRUCTIONS t
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.
DOCKET NO.
50-336 UNIT SHUTDOWNS AND PO'JER REDUCTIONS UNIT NAME Millstone 2 DATE 01/06/92 COMPLETED BY J. Gibson TELEPHONE (203) 447-1791 REPORT MONTH DECEMBER 1991 EXT. __4431 l
2 No.
Date
-Type Duration Reason Method of License Systgm Compgnent Cause & Corrective (Hours)
Shutting Event Code Code Action to 3
Down Reactor Report #
Prevent Recurrence-10 911106 F
661.3 A
2 91-012 SN PSF Continued shutdown from the previous month.
The Unit was re-started on.12/27/91 and reachi ed full' power operation on 12/31/91. See LER.-
.b 1: Forced Reason:
. Method
' Exhibit G - Instructions 2
3 F
S:. Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance. or. Test 2-Manual Scram Entry Sheets for License C-Refueling 3-Automatic Scras Event Report (LER)' File' D-Regulatory Restriction 4-Continued from (NUREG-0161)
.E-Operator Training 6 License Examination' Previous month 5
'F-Administrative.
5-Power Reductiori Exhibit 1 - Same Source
- G-Operational Error (Explain).
(Duration -0).
H-Other (Explain) 6-Other (Explain) t i
m
REFUELING INFORMATION_REOUEST 1.
Name of facility:
Millstone 2 2.
Scheduled date for next refueling shutdown:
Anril 1992 3.
Scheduled date for restart following refueling:
N/A 4.
Will refueling or resumption of operation thereafter require a technical specification change or other license amendment?
None at this time 5.
Scheduled date(s) for submitting licensing action and supporting information:
None 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:
Mil:. stone 2 will be roolacina thg Steam Generator sub-assenblies dur:.no the uncomina End of Cycle 11 refuelina outaae.
It is anticloated this will be accomplished under 10CFR 50.59.
7.
The number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool:
In Core:
(a) 211 In Spent Fuel Pool:
(b) 212 NOTE:
These numbers reoresent the total fuel assemblies and consolidated fuel storace boxes in these two (2) -Item Control Aregg 80 The present licensed spent fuel pool storage capacity and the. size of any increase in licensed storage capacity that has been i
requested or is planned, in number of fuel assemblies:
l Currently 1277 l
l 9.
The projected date of the last refueling that can be discharged to-the spent fuel pool assuming the present licensod capacity:
l 1994. Soent Fue:
Pool Full. core off load capacity is reached (with
-out consolidat:.on).
1998. Core Full. Soent Fuel Pool Full 2009. SDent Fuel Pool Full, core off load capacity is reached-gontinaent upon full scale storace of consolldated fuel in the Spent Fuel Pool.
_.