ML20125D678

Monthly Operating Rept for Dec 1979

ML20125D678
Person / Time
Site:	Hatch
Issue date:	01/10/1980
From:	Roden J GEORGIA POWER CO.
To:
Shared Package
ML20125D676	List: ML20125D673 ML20125D678
References
NUDOCS 8001150346
Download: ML20125D678 (6)

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. I OPERATING DATA REPORT I l

DOCKET No. 50-321 DATE l-10-80 COMPLET ED 13y J. W. Roden l TELEP110NE 912-36/-//81 l OPERATING STATUS Hatch 1 Notes

1. Unit Name:

2. Reporting Period: December 1979 2436 MWt

3. Licensed Thermal Power (MWt):

4. Nameplate Rating (Gross MWe): 809.3 Gross MWe

5. Design Electrical Rating (Net MWe): 786.3 Net MWe j

6. Maximum Dependable Capacity (Gross MWe): 797.3 Gross MWe

7. Maximum Dependable Capacity (Net MWe): 764.3 Net MWe

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

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9. Power Level To Which Restricted,if Any (Net MWe):

10. Reasons For Restrictions.lf Any:

This Month Yr..to.Date Cumulatise

11. Hours in Reporting Period 744 8759 35063 l

12. Number Of Hours Reactor Was Critical 321.6 5090.0 25778.5

13. Reactor Reserve Shutdown liours 0.0 0.0 0.0 l

14. Ilours Generator On.Line 251.9 4783.9 24268.4

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWil) 556831 10744778 50353035 Y

17. Gross Electrical Energy Generated (MWH) 18191_0 _ _ ,

3515430 16270940

18. Net Electrical Energy Generated (MWH) 170014 3337875 15461933

19. Unit Service Factor 33.9 54.6 69.2 -

33.9 l

20. Unit Availability Factor 54.6 69.2 -

21. Unit Capacity Factor (Using MDC Net) - 29.9 49.9 57.?

22. Unit Capacity Factor (Using DER Net) 29.1 48.5 56.1 i

23. Unit Forced Outage Rate 65.1 14.8 16.1 ,

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

25. If Shut 1)uwn At End Of Report Period. Estimated Date of Startup: January 07, 1980

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

1 INITIA L CRITICA LITY I INITIAL ELECTRICITY COMMERCIAL OPER AT!ON l I

90u21 55 so o 1130.3g m7, l

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-321 UNIT Hatch 1 DATE 1-10-79 COMPLETED BY J. W. Roden TELEPHONE 912-367-7781 MONTil December 1979 DAY AVERAGE DAILY POWER LEVEL DAY AVER AGE DAILY POWER LEVEL (MWe Net) (Mwe.Netj I 69A 17 "8 2 774 is -7 3 773 26 i9 4 775 20 -6 5 772 21 -6 6 697 22 -6 7 158 -6 23 8 -1 24 -6 9 395 25 -6 10 696 26 -6 11 744 -7 27 12 730 28 -7 13 7 -6 29 14 -15 30 -6 15 -11 33

-6 16 -12 INSTRUCTIONS On this fortnat, list the average daily unit power levelin MWe Net for each day in the reporting inonth. Compute to

the nearest whole megawatt.

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90021s56 e

ed 94

I DOCKET NO.

50-321 '

UNIT SHUTDOWNS AND POWER REDUCTIONS Hatch 1 UNIT N AME DATE 01-10-80 COMPLETED BY J.W. Roden l REPORT MONTil Opcomhor 912-3fi7-77R1, TELEPilONE  !

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,$ g 3 $ .Y 5 Licensee ,Ev, je. Cause & Correceive  !

No. Date & Eg @ j55 Event y pU -Action to  ;

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$~ 5 jisg Repori e u) U g Prevent Recurrence 6

79-20 79-12-07 F 21:27 H 3 N/A CH INSTRU Rx Scram - Low water level signal  !

due to removing 'A' RFPT MGU  !

controller 79-21 79-12-08 F 17:43 A 1 N/A MB ELECON Shutdown due to loss of motor

-control center R24-S035  ;

79-22 79-12-09 F 0 H 4 N/A RA INSTRU Reduction due to problems with TIP machine and PCIOMR .

i 79-23 7--12-13 F 452:56 A 1 N/A HA GENERA Shutdowi due to ground fault in j the main generator rotor.  ;

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" F: 3'srced Reason: Method: Exhibit G-Instructions S: kheduled A Equipment Failure (Explain) 1-Manual for Preparation of Data l 11-Maimenance of Test 2-Manual Scram. Entry Sheets for Licensee  :

LTI C-Refueling 3-Automatic Scram.

Even't Report (LER) File (NUREG-  !

N D-Regulatory Restriction 4-Other (Explain) 0161)  !

E-Operator Tra:ning & License Examination F-Administ ratis e 5 G-Operational Eiror (Explain? Exhibit I -Same Source (9/77) Il-Other (Explain) -

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i NARRATIVE REPORT UNIT I l'

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December 7th Rx Scram Low Wat.er Level l l

December 8th Generator tied to lie 05:05 CST  ;'

i' December 8th Shutdown to repair Motor Control {

Centere j, December 9th Generator tied to line 01:25 CST l I

December 13th Shutdown to repair generator  ;

i There was no single release of radioactivity or single radiation i exposure which accounts for more than 10% of the allowable annual  !

values during the previous month of 1979.  !

i 90021358  !

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HATCH. 1 SAFETY - RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR DECEMBER 1979 NUMBER DATE COMPLETED DESCRIPTION j 78-1124 8-14-79 Rebuilt spare control rod ,

drives l L 79-2033 12-14-79 Removed, rebuilt, and

/ replaced CRD 26-19 79-2034 12-14-79 Removed, rebuilt, and replaced CRD 18-19 79-2035 12-14-79 Removed, rebuilt, and replaced CRD 06-11 79-2037 12-14-79 Removed, rebuilt, and replaced CRD 14-35 -

79-2038 12-14-79 Removed, rebuilt, and replaced CRD 26-31 79-2039 12-14-79 Removed, rebuilt, and replaced 34 .31 79-2040 12-14-79 Removed, rebuilt, and replaced 26-23 79-2041 12-14-79 Removed, rebuilt, and replaced 18-27 79-2084 12-14-79 Removed, rebuilt, and replaced CRD 46-31 79-2085 12-14-79 Removed, rebuilt, ,

and replaced CRD 26-27 79-1835 12-14-79 CRD 50-19 removed, inspected, and replaced "O" rings 79-2032 12-14-79 Removed, rebuilt, and replaced CRD 34-35 79-2036 12-14-79 Removed, rebuilt, and replaced CRD 14-27 79-2082 12-14-79 Removed, rebuilt, and replaced CRD 30-35 79-2083 12-14-79 Removed, rebuilt, and replaced CRD 14-11

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79-2086 12-14-79 Removed, rebuilt,- and replaced CRD 34-51 79-2087 12-14-79 Removed, rebuilt, and replaced CRD 42-23 79-2088 12-14-79 Removed, bebuilt, and replaced CRD 22-23 79-5055 12-17-79 Replaced ancor oolts on by-pass line hanger 79-6806 12-12-79 Standby gas treatment "B" low flow alarm 79-4189 12-4-79 DW to Torus dP system incorporated DCR 76-198 79-6573 12-10-79 Diesel generator jacket coolant pump 79-6683 12-5-79 Safety blowdown valve tailpipe temperature recorder 79-6777 12-10-79 600/208 volt MCC inoff gas recombiner building single phase 79-6544 12-3-79 Intake structure vent fan removed and replaced 79-6481 11-29-79 Precoated tank agitator gear box oil leak 79-150 11-30-79 Cleaned Unit 1 battery chargers 79-2861 12-19-79 Increased circuit reliability on standby liquid control system (DCR 78-284) 79-6845 12-20-79 Repaired 1C diesel generator marsual atart 79-6924 12-19-79 Repaired floor drain collector punp 79-6906 12-19-79 Drywell/ torus oxygen analyzer, checked calibration 79-6869 12-19-79 offgas H2 a na.l y z e r recorder driving downscale 79-5615 12-18-79 Offgas H2 analyzer does not stay in calibration i long enough l

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