ML19210C469

Monthly Operating Rept for Oct 1979

ML19210C469
Person / Time
Site:	Hatch
Issue date:	11/10/1979
From:	Johnson G GEORGIA POWER CO.
To:
Shared Package
ML19210C465	List: ML19210C464 ML19210C469
References
NUDOCS 7911140312
Download: ML19210C469 (7)

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OPERATING DATA REPORT ,

DOCKET NO. 50-321 DATE 11-10-79 COSIPLETED BY G. L. Jonnson TELEPHONE 912-36/-1/81 .

OPERATING STATUS Hatch 1 Notes

1. Unit Name:

2. Reporting Period: October 1979

3. Licensed Thermal Power Olbt): 2436 Mdt

4. Nameplate Rating (Gross 51We): 809.3 MAe

5. Desi;n E!ectrical Rating (Net 51We): 786.3 Net MWe

6. Staximum Dependable Capacity (Gross Slwe): 797.3 Gross MWe 7 Sla*. mum Dependable Capacity INet .\tweJ: 764.3 'et MWe

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S. If Changes Occui in Capacity Ratings a ttems Number 3 Thn u;h 7) 5 ince Last Report.Gise Reasons:

9. Power Lesel To hhich Restricted. lf Any (Net .\lwe):

10. Reasons For Restrictions. If Any:

This .\1onth Yr..to.Date Cumulatise

11. Hours in Reporting Period 7JJ 7295 33599

12. Number Of Hours Reactor Was Critical 735.0 4048.5 20736.9

13. Reactor Reserse Shutdown Hours 0.0 0.0 0.0

14. tlours Generator On.Line 728.7 3812.0 23296.5

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (51WH) 1667952 8452787 48061044

17. Gross Electrical Energy Generated (NtWH) 554450 2760520 15516030

13. Net Electrical Energy Generated O1WH) 531511 2617830 14741888

19. Unit Service Factor 97 9 52.3 69.3

20. Unit Availability Factor 97.9 52.3 69.3

21. Unit Capacity Factor (Using SIDC Net) 93.5 47.0 57.4

22. Unit Capacity Factor (Using DER Net) 90.9 45.6 55.8

23. Unit Forced Outage Rate 2.2 8.7 15.3

24. Shutdowns Scheduled Oser Next 6 Stunths (Type. Date.and Duration of Each):

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

76. Units In Test Sutus (Prior to Commercial Operation): Forecast Achies ed INITIAL CRITICALITY __

INITIA L ELECTRICITY C0\lNIERCIAL OPER ATION 1321 269  :

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-A 7911140 h amM- M**TM . 2 M

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- . . -ws :q AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-321 UNIT ' Hatch 1'

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DATE 11-10-79 C0\lPLETED BY G. L. Jonnson TELEPHONE 912-367-7781 st0NT11 October 1979 DAY AVERAGE DAILY PO%ER LEVEL DAY AVERAGE DAILY POWER LEVEL Othe Net) i stwe. Net i i 760 i- /30 2 764 33 79 3 769 19 761 4 769 ,3 754 5 771 763

i 6 771 763 7 769 763 23 8 773 770 24 9 771 772 25 10 769 772 26 11 774 _ ,_

27 442 12 771 657 23 13 765 717

,9 i4 65 747 30 15 555 646 33 16 713 INSITIUCTIONS On this format. list the average daily unit power level in \1We-Net for each aay m the reportm; month. Compute tne nearest whole megawatt.

(0177) 1321 270 4

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UN!f S!!UTDOWNS AND POWER REDUCTIONS D g JT, .

tc) I pris 11'.10-79 COMP!.E I L D !!Y G. l.. ilohnson

• REPOR T MON I!! _0c t ober .; ..tti.!!ON E 912-367-7781 f e. -

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-, .5 ? 'b $ .5 "' Licensee X ,, El. Cause & Corrective No. Date g 3g s 3s5 Event g,"1] d Action to H j5 s ygg Report u in V {U a Present Recurrence

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l 79-16 79-10-14 F 16:21 A 3 flA ilA VALVCX Rx Scram - Ston valve fast closure h i whil'e testing flo. 3 CIV j. ..

r 79-17 79-10-16 S 0 11 4 flA ZZ C0flROD Reduction due to Rod Pattern Adjust- .!

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79-18 79-10-27 S 0 11 4 fiA ZZ C0!1 ROD Rod Sequence Exchange

!' 79-19 79-10-30 S 0 11 4 f1A ZZ C0flROD Reduction due to Rod Pattern Adjust-

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F: Forced Reason: Method: Exhibit G -Instructions S: Scbeduled A.ftluipment Failure (Explain) 1.Ma n ual for Pieparation of Data B M-intenance or Test 2 Manual,Seram. Entry Sheets for 1.itensee .

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C Refuenng 3 Mionitic Scr.un. Event Report (LEIO File gNUREC-D. Regulatory Restriction 4-Other flixplain) 0161). t

U I! Operator Training & License Examination

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j G Oper aiional Es tor (lixplam) Exhibit I - S.nne Source ,F F

(9/77) ll-Othe r (Explain) @.

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October 14th Rx Scram - Stop valve fast closure while testing-No. 3 CIV. Generator tied to line at 16 5 5 ..C D T .

October 16th Reduction due t e. Rod Adjustment Pattern October 27th Rod Sequence Exchange October 10th Reduction due to Rod Pattern Adjustment There was no single release of radioactivity or single radiation exposure which accounts for more than 107, of the allowable annual values during the previous month of 1079.

1321 272  :

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c -- w m . - -33 < car HATCH 1 SAFETY - RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR OCTOBER 1979 NUMBER DATE COMPLETED DESCRIPTION 78-3355 *10-15-79 HPCI Turbine: Installed t new internal bolting in steam . reversing chambers 79-2851 0-6-79 APRM: Pulled cable oer DCR 77-274 79-5895 . 10-23-79 RWCU Holding- pump. A : Per-formed 5-vear P.M. on pump 79-4156 10-11-70 Performed internal wiring changes "or remote shutdown panels 79-3711 10-3-70 Repaired V19 manual valve -

78-3451 10 4-79 Changed out solenoid valves on all SR7s P 1-F013A-L 79-10L3 10-3-70 Repaired RWCU regen, heat exchange relief valve 78-4433 '

10-2-79 Repaired HPCI steam supply valve 78-3701 10-2-79 Repaired RHR valve 79 4715 10 4-79 Repaired RHR Pump B suction line relief valve 79-3773 10-2-70 Investigated and repaired SRM "A" 79-3990 10-2-79 Repaired HCU 38-07 79 4573 10-2-74 Repaired 1C11-E111 on HCU 18-07 79-5663 10-1-79 Repaired Instrument Block cartridge valve 79-3039 10-2-79 Cut up Control Rod Drive (outer tube and flange) and stored in Radwaste drums 79-2024 8-8-79 Dismounted SRV Pilots for relapping of pilot seat and re-orificing 1321 273 q

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79-3124 10-11-79 Remoted shutdown p r.n e l s Mx Building: Chipped up floor 1" deep, core drill three holes fe ' conduit and pour concrete for pad 79-5995 10-17-79 Repaired Recire Pump "P" Flow Control Station 79-5883 10-17-79 Repaired RWCU Demin Backwash Manual isolation valve 79-5932 10-16-70 Insured that no gecund exist on the high side of the "C" Diesel Generator 79-5933 10-16-74 Insured that no ground exist on the high side of the "A" Diesel Generator 79-5803 10-12-70 Repaired RCIC Pump Valve 79-5939 10-16-79 250 VDC LPCI Inverter:

Performed monthly P/M 79-3351 10-19-79 Performed HNP-1-6515 on Feeder from Startup Aux Transformer 1D BKR *135513 79-6074 10-10-70 Reoaired green lite on Blank Annunciator Window 79-5857 10-19-79 Repaired drywell N2 Post LOCA make-up flow recorder 79-5996 10-17-79 Repaired H02 2 Analyzer A 79-5350 10-17-79 Performed HNP-1-6015 on RCIC Turbine and Pump 79-5761 10-17-79 Re paire d drywell/ torus H02 2 Recorder 79-5674 10-16-79 Changed oil in PSW Pumo 1B motor 79-5563 10-19-79 Inspected diesel engines for loose bolts and oil leaks g2r 274 .

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._2 5 3 g 79-4892 10-2-79 Diesel start air compressor: 5 year P/M per HNP-1-6450, 1 year P/M oer HNP 1-6450 70 4739 *10-18-79 Reworked . service water and

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RMRSW pump sucticn restraints 79 4179 10-10-79 Repaired E11-F034C 24" Walworth valve 79-148 8-6-79 Changed 'o u t existing feedwater sparger with dual piston type spargers and removed cladding 79-1896 10-25 79 Repaired HPCI inboard steam isolation valve -

79 4303 10-25-70 Repaired 1" test valve upstream of B21-?011B 79 4306 10-25-70 Repaired 1" test valve uostream of B21-F011A 79-5169 10-29-79 Repaired diesel generator

'A room fan 1B 70-6106 10-25-70 Repaired ORD pump 1A 79-1624 10-27-70 Adjusted main hoist on refueling platform load cells 79 4511 8-14-79 Checked connections on SRV-C, D & G solenoids 79-4698 9-6-79 Repaired RHR service water cump D 79-3980 10-29 79 Replaced diaohragms in SRVDL pressure switch 79-6153 10-30-70 Installed new oil seal in RWCU precoat pump 78-3557 10-31-79 Repaired Bisco roam penetration seal at 147 elev.

~l321 275 1

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Georeia Power Company Post Office Box 442 Baxley.Georg a 31513 -

Teleonone 912 367-7781 -

912 537-9444 m

Edwin 1. Hatch Nuclear Plant Georgia Power me ervreem av. r :fstem November 10, 1979 PM-70-1012 PLANT E. I. HATCH NRC M nthly Reoort Decket No. 50-366 Office of Plans and Schedules Directorate of Licensing U.S. Nuclear Regulatory Consission Washington, D.C. 205'45

Dear Sirs:

Pursuant to Section 6.0.1.6 of the Hatch Unit 2 Technical Specifications, clease find attached the NRC Monthly Goerating Reoort.

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--M. Manry Plant Manager MM/peb xc: C. T. Moore T. V. Greene File 1321 276

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a._ gg.3 OPERATING DATA REPORT DOCKET NO. 50-366 DATE 11-10-79 CONIPLETED BY G. L. Johnson TELEPHONE 912-36/-7781 OPERATING STATUS

1. Unit Name: Hatch 2 _

Notes .

2. Reporting Period: October 1979

3. Licensed Thermal Power (\1Wri: 2436 MWt

4. Nameplate Rating (Gross 51W, 817.0 Gross MWe

5. Desi:m Electrical Rating (Net 51We): 784.0 Net MWe

6. 51aximum Dependable Capacity (Gross \1We): 782.0 Gross MWe

7. Alasimum Dependable Capacity tNet alwer: 749.0 Net l1'.se

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

9. Power Lese! To which Restricted !f Any (Net 51We):

10. Reasons For Restrictions. lf Any:

This .\1onth Yr..to Date Cumulatise

!!. Hours in Reporting Period 745 1369 1369

12. Number Of Hours Rea:*er Was Critical 676.1 1230.4 1230.4

13. Reactor Rerene Shutdowr Hours 0.0 0.0 0.0

14. Hours Generator On.t ine 628.0 1063.3 1063.3

15. Unit Reserve Shutdo.en Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (51WH) 1429451 2314982 2314982

17. Gross Electrical Energy Generated (31WH) 473460 765960 765960

18. Net Electrical Energy Generated (51Wil) 452813 730179 730179

19. Unit Senice Factor 84.3 77.7 77.7

20. Unit Availability Factor 84.3 77.7 77.7

21. Unit Capacity Factor (Using 51DC Net) 81.1 71.2 71.2

22. Unit Capacitv factor (Using DER Ne'. 77.5 68.0 68.0

23. Unit Forced Outage Rate 14 0 19 4 19'4

24. Shutdowns Scheduled Oser Next 6 51onths (Type. Date,and Duration of Each t:

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

26. Units In Test Status (Prior to Commercial Operation): Forecast Achies ed

• INITIA L CRITICA LITY 321 277 INITIAL ELECTRICITY CO.\1NIERCIA L OPER ATION (0/77) .

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- ..,.syp..sg.f.3.g.y4,.gy;g AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-2R UNIT Hitch 2 DATE 11-10-79 CONIPLETED BY G. L. Johnson TELEPHONE 912-367-7781 s!ONTII October 1979 DAY AVERAGE DAILY POWER LEVEL DAY AVER AGE DAILY POWER LEVEL (N!We Net) isiw e.Ser; i 609 730 3

2 756 is 90 3 781 19 625 4 783 :o 726 5 7E6 ,i 745 6 712 ,, 784 7 770 786 23 s 399 24 793 9 -16 25 792 to -16 :6 768

-12 754 27 12 -13 828 28 13 339 ,9 791 14 732 790 30 15 731 786 3

16 738 INSTRUCTIONS On this format.hst the average daily unit power level in stWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

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N b' N' UNIF S!!UIDOWNS AND POWER REDUCTIONS DOCKET NO. _50-366 2 ,

UNIT N A'.!E jlatch 2 DATE 11'10-79 g j, .

COMPLETED ny G. 1 .inhnenn g REron r McNilg October 1979

' TELEril0NE 912-367-7781 _

l r 1 No. Date F;

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79-27 79-10-01 F 9:35 A 4 flA Redu~ction due to. tripped recirc pumos

>79-28 79-10-08 F 109:07 A 3 flA Rx scrarn due to containment high

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79-29 79-10-18 S 7:52 B 1 flA Shutdown to repair feedwater check 3

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F: Forced Reamn: , Method: Exhibit G -Instructions S: Sched uled A I:quipment Failure (Explain) 1 Manual for Preparation of Data l

,- ' .intenance of Test 2 M.mual Serar i. Entry Sheets for 1.icensee {

. < 4efuelny; 3 A'itomatic Scram. Event Report (LER) File (NUREG-D Rey,ulatory Re'.triction 4-Ot her ( Explain) 0161) 8 1: terator Training & License Examination 4 F Admine.trative . $ j G 0;>cratmn. l 5-. rur (1:xplain) Exhibit I Same Source .

(9/77) Il-Ot he r ( E xplain)

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NARRATIVE REPORT UNIT 2 October 1st Reduction due to tripped recire, pumos (Forced)

October 8th Rx Scram due to Containment P.i g h Fressure Instrumentation Alaam (False Alarm:

apparently due to bumped instrumentation rack.) Outage prolonged due to steam leaks in Drywell. (Forced) .

October 13th Genera *or tied to line 01?O CDT October 18th Shutdown to repair feedwater check valve 2321-F077A in the Teedwater Main Steam Line (Scheduled)

There was no sing's celease of radioactivitv ar single radiation exposure which accounts for more than 10", Of the allowable annual values during the previous month of 1979 1321 280  ;

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79-3021 '

10-24-79 Replaced scram pilot air header alarm switch 79-773 10-17-79 S hi el d'e d grounds for con-trol cables of "B" M/G set 79 4860 10-10-70 Reple'ed strong backs to dev" .1 door 79 4884 10-22 70 Rep-tred 1" gate valve, inlet to steam trap isolstion 79-5017 10-22-70 Repaired HPCI suction pressure indicator 79-5035 10-22-79 Calibrated 2C RHR pump suction guage 79 4707 10 10-70 Replaced relsy in LPRM downscale alarm 79 4382 10-18-79 Repaired leak in water surge tank pump 79-3969 10-21-70 Repaired RHR service water pump "D" 78-3178 10-1-79 Changed the control logic to R '4C U system isolation valves 2G31,F001, F004 79 4320 10-1-79 Performed wiring changes to control panel logic for F497 valve per DCR 77-262 79-4879 10-12-70 Repaired HPCI steam line drain orifice 79-4878 10-12-79 Repaired leakinC HPCI steam line drain line flange 79 4847 10-9-79 Removed south hatch cover from torus and replaced per HNP-2-6706 1321 281

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79-3259 9-4-79 Completed piping on RWCU cobalt deposition loop per DCR 2-78-209 79 4920 10-16 79 Insured that no ground exist on the high side of the A diesel generator 79 4921 10-16-79 Insured that no ground exist on the high side of the C diesel generator 79 4550 10-17-70 Repaired LPRM 0421 3 79-3301 10-t7-79 Reolaced bad detector in IRM 2B 79 4835 10-17-70 Replaced "A" IRM detector 79-5013 10-20-79 Repaired feedwater testable check valve 79-5020 10-28-70 Reoaired RCIC steam supply isolation valve 79-5200 11-6-79 Repaired "C" RHR S/N pumo 79-9027 11-6 79 Repaired PSW pump discharge check valve 79 4050 11-7-79 Repaired HPCI pumo (seal water line to pumpi 79 4942 11-6-79 Repaired HPCI torus suction valve 1321 282 i

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