ML20050F876

Monthly Operating Rept for Dec 1981

ML20050F876
Person / Time
Site:	Millstone
Issue date:	01/05/1982
From:	Harran G NORTHEAST NUCLEAR ENERGY CO.
To:
Shared Package
ML20050F875	List: ML20050F874 ML20050F876
References
NUDOCS 8204130407
Download: ML20050F876 (8)

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AVER AGE DAILY UNIT POWER LEVEL 00*EA5 DOCKET NO.

UNIT flillstone 1 C20501 DATE COSfPLETED BY G. Harran TELEPflONE -(203) 447-1791 j

X4194 December MONng DAY AVERAGE DAILY POWER LEVEL DAY AVER AGE DAILY POWER LEVEL (MWe Net)

(MWe Net) 596 37 596 2

592 18 596 3

431 19 598 4

576 597 20 5

594 21

.598 595 6

595 22 7

r;96 594 23 8

598 24 598 592 9

597 25 10 597 26 597 11 596 27 597 12 596 3

as 13 598 29 31 597 14 00

'O 15 596 31 432 16 597 INSTRUCUONS On this format. list the aserage daily unit power levelin MWe Net for each day in the reporting month. Com the nearest whole megawatt.

f!DC of 654 based on conmiteent to flew England Power Exchange.

(9/77) 82041304078201fj5 DR ADOCM OSoon PDR

DECEMBER 1981 OPERATING HISTORY 4

December 1,1981 Reactor power at 100%.

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December 2,1981 0020 hours2.314815e-4 days <br />0.00556 hours <br />3.306878e-5 weeks <br />7.61e-6 months <br /> Reduced reactor power to 90% for turbine stop valve testing.

Backwashing main condensers.

0150 hours0.00174 days <br />0.0417 hours <br />2.480159e-4 weeks <br />5.7075e-5 months <br /> Reactor power at 100%.

December 3, 1981 1200 hours0.0139 days <br />0.333 hours <br />0.00198 weeks <br />4.566e-4 months <br /> Reducing reactor power to 40% for condenser tube repairs.

1222 hours0.0141 days <br />0.339 hours <br />0.00202 weeks <br />4.64971e-4 months <br /> Reactor power at 40%.

1915 hours0.0222 days <br />0.532 hours <br />0.00317 weeks <br />7.286575e-4 months <br /> Increasing reactor power.

1 Reactor power at 100%.

December 4, 1981 1930 hours0.0223 days <br />0.536 hours <br />0.00319 weeks <br />7.34365e-4 months <br /> December 9, 1981 0010 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> Reduced reactor power to 90% for turbine stop valve testing.

I Backwashing main condensers.

0230 hours0.00266 days <br />0.0639 hours <br />3.80291e-4 weeks <br />8.7515e-5 months <br /> Reactor power at 100%.

1 December 23, 1981 0045 hours5.208333e-4 days <br />0.0125 hours <br />7.440476e-5 weeks <br />1.71225e-5 months <br /> Reducing reactor power for turbine stop valve testing.

Backwashing main condensers.

0135 hours0.00156 days <br />0.0375 hours <br />2.232143e-4 weeks <br />5.13675e-5 months <br /> Reactor power at 100%.

December 28, 1981 0010 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> Reactor scram due to condensate pump trip when a discrepancy between the level transmitter and the actual water level in the hotwell occurred.

l December 29, 1981 0426 hours0.00493 days <br />0.118 hours <br />7.043651e-4 weeks <br />1.62093e-4 months <br /> Reactor critical.

Group 8 Rod 26-39, Notch 6, temperature 461 F, period 325 seconds.

1 December 31, 1981 Reactor power at 85% and increasing.

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OPERATipG DATA REPORT 1

50-245 DOCKET NO.

DATE 62Ubul COSIPLETED BY

_G. Harran j

TELEPilONE _{203) 447-1791 X4194 OPERATING STATUS lillistone Unit 1 Notes

1. Unit Name; December 1981

2. Reporting Period:

2011

3. Licensed Thermal Power (5f Wt):

662

4. Nameplate Rating (Gross AIWe):

5. Design Electrical Rating (Net stwe):

660

6. Af asimum Dependable Capacity (Gross 51We):

6 84 654

7. Blaximum Dependab!c Capacity (Net SIWE):

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report. Gise Reasons:

tlA NA

9. Power Lese! To Which Restricted.lf Any (Net SIWE):

595 fME

10. Reasons For Restrictions.lf Any:

llain turbine complete 14th stage rernoval.

' This hfonth Yr. to Date Cumulatise II. Ilours In Reporting Period 744 8760

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97224

12. Number Of Ilours Reactor Was Critical 715.5 4794.5 71254.1

13. Reactor Resene Shutdown llours 0

1248.5 2775.8

14. liours Generator On Line 700.8 4517.5 68643.7

15. Unit Resene Shutdown llours 0

0 2G.5

16. Gross Thermal Energy Generated (51Wil) 1,334,333 8,604,957 123,035,084

17. Gross Electrical Energy Generated (51Will 417,200 _,,,

2,666,100 41.461,996

18. Net Electrical Energy Generated (51Wil) 396.529 2.518.869 39.548.823

19. Unit Senice factor 94.2 51.6 70.6

20. Unit Asailability Factor 94.2 51 A 70.6

21. Unit Capacity Factor (Using SIDC Net)

R1 R 44.0 62.2

22. Unit Capacity Factor (Using DER Net) 80.8 43.6 61.6

23. Unit Forced Outage Rate 5.8 26.4 16;2

24. Shutdowns Scheduled Oier Nest 6 Stonths(T pe.Date.and Duration of Eachl:

3 flA NA

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25. If Shut Down At End Of Report Period. Estimated Date of Startup:

26. Units in Test Status (Prior o Commercial Operationi:

Forecast Achiesed INITI AL CRITICALITY I

INITI AL ELECTRICITY "O-CO%lNIERCIAL OPFR ATION (4/ W

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s 50-245 UNITSHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

UNIT NAME Mi lls tona 1 DATE 82050i REPORT MONTH DECEMBER COMPLETED BY G Harran TELEPilONE

(?00 M47-1701

'X 4194

',"5sa 3 c,"L Cause & Corrective

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No.

Date g

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Action to jd F

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j di Report

• ECi Prevent Recurrence Q

14 810312

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A 4

flA HC HTEXCH Power reduction to find and ' repair main condenser tube leaks.

15 812812 F

43.2 A

3 ilA IC T

Condensate pump trip due to a discrepancy between a hotwell level transmitter and the actual hotwell level.

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3 4

F: Forced Reason:

S: Scheduled -

A. Equipment Failure (Explain).

Method:

Exhibit C. Instructions I-Manual for Preparation of Data B Maintenance of Test 2-Manual Scram.

Entry Sheets for Licensee C-Refueling 3 Automatic Scram.

0161)

Event Report (I.ER) File (NUREG-D Regulatory Restriction 4 O her(Explain)

E-Operator Training & License Examination F Administrative 5

G Operational Errur (Explain)

Exhibit 1 Same Source (9/77)

Il-Other (Explain)

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.utAet no, du-z 3 Data 820501 Unit Name Millston 1

Completed By G. Harran Telephone (203).t47-1701 CORRECTIVE PAINTENANCE

SUMMARY

FOR SAFETY RELATED EQUIPMENT x 4194 Report Ponth OCTOBER 1981 DATE SYSTEM COMPONENT PAINTENANCE ACTION 81/8/10 Service Water System "C" service water pump seal Supply pipe line plugged - removed and cleaned, water supply line.

reinstalled.

81/9/10 Service Water System "D" service water pump seal Supply p.ipe line plugged - removed and cleaned, water supply line.

reinstalled, t

81/14/10 Reactor Clean-Up Valve operator on 1-CV-3 System Removed motor on valve operator, dried out, i

meggered and reinstalled.

I 81/21/10 Circulating Water Seal water suoply strainer, Replaced nipple with new one.

System brass nipple.

81/9/10 Miscellaneous Brass valves ordered QA Performed water hydrostatic test on a total of

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18 small brass valves to satisfy Purchase Order requirements.

81/23/10 Make-up water system Condensate storage tank liquid Removed transmitter from C S.T. moat and installec Level Transmitter.

in pump house, also moved associated hardware.

81/27/10.'

.Close cooling water "A" turbine building secondary Cleaned tube sheet and water boxes, replaced AU System closed cooling water heat zincs, found and plugged (3) leaking tubes.

exchanger.

I 81/27/10 Service Water System Pain strainer outlet piping Made temporary repairs to small hole in header.

30 inch header.

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Data 820501 Unit Name Mil ls ton-1 Completed By G. Marran Telephone (203) za7-1701 CORRECTIVE MAINTENANCE

SUMMARY

FOR SAFETY RELATED EQUIPMENT x 4194 Report Month NOVEMBER 1981 DATE SYSTEM COMP 3NENT MAINTENANCE ACTION 81/5/11 Close cooling water Hanger., CWH-98, on close cooling Repair hanger, straighten rod and made hanger up.

system.

cooling water system piping.

81/10/11 Close cooling water "B" turbine building closed Replaced zincs in water boxes, found and

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system cooling water heat exchanger.

plugged (7) leaking tubes.

81/10/11 Service water system "D" service water pump seal water Removed and unplugged blockage in lines, supply line piping.

reassembled, u

i 81/12/11 I Control ' rod drrve Hydraulic control Unit 34-19, system "B" A.C. solenoid of 118 valve.

Removed and replaced defective solenoid coil.

81/14/11 Feedwater system "B" Feedwater regulating valve Disassembled air. operator for inspection, and operator reassembled.

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81/23/11 Diesel generator Engine - #10 cylinder injector, Removed "old" nozzle and replaqed with "new" n'ozzle on control side.

one.

81/24/11 Close cooling wate'r "B" reactor building closed Found and plugged (2) leaking tubes'.

sys tem.

cooling water heat exchanger 1

81/30/11 Service water system Main strainer.

Disassembled, cleaned and inspected strainer.

Repaired 133 strainer thimbles, inspected thrust and support bearings, installed new seal packing.

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Docket fiO.

50-245

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Date

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a?nsm Unit Nar.e ytt14tene 1 Completed By G. Ha rran Telephone (203) 447-1791 CORRECTIVE MAINTENANCE

SUMMARY

FOR SAFETY RELATED EQUIPMENT Ext. 4194

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Report Month December 1981 DATE SYSTEM t

COMPONENT MAINTENANCE ACTION 811112 Gas Turbine Generator Gas Turbine Connect and remove test equipment into C/T and Elec. Turb.

811812 Containment Temp. Element TE-1625S Terminated Cabled.

A'tmosphere Control 812312 Radiation Monitoring RP-2C Readout Modules Remove from service, sent to vendor, calibrate Systen and returned to service.

812912 FEE water 1-FW-5A'F/W Valve Po'sitioner Removed and replaced.

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REFUELING INFOR'; TION REQUEST 1.

flame of facility: ___

Millstone 1 2.

Scheduled date for next refueling shutdown:

Fall 1982 3.

Scheduled date for restart following refueling:

Winter 1982

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4.

Will refueling or resu.mption of operation thereafter require a technical specification change or other license amendment?

Yes.

Technical Specification changes regarding:

(1) Maximum average planar linear heat generating rate (2) Maximum critical power ratio 5.

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

Summer 1982 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:

172 " Retrofit" 8 X 8 fuel ass'emblies are scheduled for insertion in Cycle 9 (Reload 8) 7.

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

(a) In Core:

580

'(b) In SFP:

954 8.

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

2184 Assemblies 9.

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

1985, Spent Fuel Pool, full core off load capability is reached.

1991, Core Full, spent fuel pool contains 2120 bundles DRH:rnd

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