ML20113G003

Monthly Operating Repts for Nov 1984

ML20113G003
Person / Time
Site:	Hatch
Issue date:	11/30/1984
From:	Mcbay M, Nix H GEORGIA POWER CO.
To:	NRC
References
GM-84-1120, NUDOCS 8501240207
Download: ML20113G003 (14)

Text

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DOCKET NO. 50-321- -

UNIT Si1UTDOWNS AND POWER REDUCTIONS .

UNIT NA.if E Hatch 1 DATg,12-05-R4 COMPLETED BY M C McRav -

REPORT MONTH November 1984' TELEPl!ONE 912 "M7.7Asii

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Licensee {g a

"g" . , - 'Cause & Corrective -

No. Date g 3g } 3g&

,, Event p Q Action to H

dE e j gg e Report # mu g ,

Prevent Recurrence d .

84-72 11/1/84 S 72b C 2 N/A RC FUELXX. Unit Refueling Outage in Progress .

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• 3- ., 4 Method: Exhibit G-Irlstructions F: Forced Reason: .

S: Scheduled A. Equipment'Fallure(Explain) ~ 1 Manual  : for Preparation of Data ,

B. Maintenance of Test 2 Manual Scram.  ! -

Entry Sheets for Licensee C.Refu:lin,e; . 3 Automatic Scram. j Event Report (LER) File (!3UREG-:

D Regulatory Rest:iction 4 -Continuations i 0161) .,

5-Ioad Reduction E Operator Training & Ucense Examination .

1 F.Adrn!nis.rs:!ve 9-Other (Explain) 5 4 G. Operational Errer(Explain) - Exhibit I-Same Source j f')/77) Il-Other (Explain) ,

• 8501240207 841130 - - * ' -

PDR ADOCK 05000321 . ,- '

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OPERATI!G DPL'IR MPORT DOCEET NO. S}-321

_ IATE 12-10-84 *'

CDWLETED BY: M.G. McBay TILEPHCNE (912) 367-7851 oPewItto SwIuS ibtes

'1. Unit Names E. I. Hatch Ntclear Plant Unit 1

2. . hpating Periods 11-84

• 3 .- Licensed Thermal Power (Mit): 246

4. ^ Nanglate Rating (Gross Men):-809.3

5. Design Electrical hting (Net MWe): 777.3

6. Maximtsu Deperdable Capacity (Gross Mie): 801.2

7. Nxistsi Deper'dable Chpacity (Net MWe): 752.2

8. If Charges occur in capacity Ittings (Itens ttmber 3 through 7) Since last Depat, Give Reamns:

9. Ibwer level to hhich hatricted, If Any (Net Mie)

10. Namns f a Restrictions, If Any:

'Ihis Month Yr-t o-Dst e Ctmulative

11. Hoars In Reporting Period 720 8060 78167

12. Mamber of Hours Reactw was Critical O 5638.8 55164

13. kactor mserve Shttdom Hours O O O

14. Hours Gererata On-Lire O 5474.9 5186 7.9

15. Unit beerve Ehttdom Hours O O O

16. Gross Thermal Ehergy Generated (MfH) 0 12151162 109369190

17. Gross Electrical Energy Chnerated (MfH) O 379 7550 35255720-

, 18. Net Electrical Ehergy Gerarated (MfH) -4033 360 2281 33461644 l

19. Unit Service Fmtor O 68.1 66.4

20. thit Availatility Phcta . ,

O 68.1 66.4-

21. Unit Capacity Factor (Using M]C Net) -0 .5 59.6 56.9

22. thit Capacity Facta (Using IER Net) -0.5 57.6 55.1

23. Unit Rrced Ottage Rate . ,.

O 15.0 18.1

24. 9matdoms Scheduled Over Itext 6 Montha (Type, Ihte, ard Duration of Ehch):

Refueling 10-1-04 10 mek duration . - ,

25. If Shutdom at Ehd of hput Period, Estimated Date of Starttp:

26. Units in ' Rest Status (Prior to Commercial Operation): lbrecast Achieved INITI AL CRITIC AII'lY IN['IIAL ELICTRICI'IY OOPMERCIAL OPENPLTION (9/77)

__ _ __ D

AVERPGE IAILY UN[T IOWER LEVEL ,

DOCFET No. 50-321

~

IA'IE: 12-10-64 CDeFLEIED BY: M.G. McBay

• TELEPHCNE (912) 367-7851 MONIH 11-84 ._

IAY AVERAGE IAILY POWER LEVEL IAY ATEleGE DPLILY POWER LEVEL

( Mie-Net ) (Mie-Net) 1 -4 17 '

-4 2 -4 IB -4 3 -4 19 -4 4 -4 20 -4 5 -4 21 -4 6 -4 22 -4 7 -4 23 -4 8 -4 24 -4 9 -4 25 -4 10 -4 26 -4 11 -4 27 -4 12 -4 E -4 13 -4 29 -4 14 -4 30 -4

'15 -4 31 -4 16 -4 (9/17) i

a-NAIRATIVE REPORP UNIT 2 November 1st 0000 Ik11t is operating at 100% p ower .

November 10th 0007 Began reducing load to approximately 740 MWe for turbine te sti ng & HNP 3939 (Control Rod Exerci se) .

0109 Plant Status is now at CMWT 2237

& GMWe 7 43.

0147 Returning load to approximately 790 GMWe.

04 00 Plant Status is now at CMWT 2426

& GWMe 80 2.

November 15th 1857 Reducing reactor power via recirc flow due to CHWT exceeding 2436.

Core Thermal Heat Balance per formed by STA per HtP-2-90Gl.

I 1907 STA has completed . HNP-2-9001 I

(Core Thermal Heat Balance) .

Increa sing load back to 100 %.

Novembe r 16 th 2108 Load reduction to repair ' valve 2N38-F233D (2nd stage drain tank valve to 4th stage 'B' high pressure heater) holding load at approximately 58%.

November 17th 035 7 Raactor _ scram due to recirc pump -

'2B' running away in speed.

November 18th 0539- Generator tied back to line.

0900 Problem with 2N21-F110 valve (Feedwater Level Motor Operated ,

l Valve) discovered and being 1

( inveatigated.

l 1200 Repairs on 2N21-F110 Feedwater valve ha"e been completed.

1315 Recirc Pump 'A' speed increa si ng. APO tripped scoop tube & ran controller back when I l

pump reached 15,000 GPM.

1606 Co nden se r vacuum i s declini ng.

I While investigating 'SJAE 'A', a problem. with Auxiliary Drain Tank l flooding was discovered.

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- Novembsr 18 th 1835 Started increasing power again

, af ter vacuum problem resolved.

Novamber 20 th 0600 Unit - back to 100% following scraa recovery problem.

November 24th 0021 Load reduction fo Turbine te sting ,

& HNP 39 39 (Control Rod i Exercise). Ioad reduced to approx. 90 % .

0158 Rod pattern adjustment being performed.

0210 Ioad being increa sed back to r at ed .

November 29 th 0617 Reactor scram on low water level indication. Scram was due to valve isolation mistake on Safety Parameter Di splay System.

H5TCH 2 SAFETY-REIA1ED MAINTENANCE REQUESTS TO BE REPORTED FCR November 1984 NUMBE R DA'IE COMPIETED DE SCRIP TION 84 -2961 08 84 Set breaker trip elements per design at 125/250V DC station battery switchgears 2 A & ' 2B. Also back tested breakers for proper functional operation. Ref .

DCR 82 -2 54.

84 -3556 08-23-84 Reinstalled square root converters and flow indicators on RHRSW. Also in stalled pin connectors to square root converter 2 Ell-K619A&B . Ref . DCR 82-158.

84 -4286 08-18-84 Installed conduit supports in Condenser Bay at floor elev. 147 * . Ref . DCR 82 -257.

84 -4352 08-23-84 Repaired flow transmitter 2T46-FT-N003B on standby gas treatme nt system. Ref . DCR 82-159.

84 -4390 08-22-84 Required valve logic such that 2 Ell-F074A operates per original de sign on the RHR/RHRSW cros s-tie drains .

Ref . DCR 84 -22 2.

84-4455 08 84 Repaired the Recirc. Pump Seal Control bleed of f

! line. The 3/4" stainless steel flexible line was I

replaced with 1" stainless

steel line . Ref. . LCR 84 -2 37.

84-4532- 08-24-84 Replaced 3/4" carbon steel flex home with 1: S.S. flex ho se on drywe)1 equipment -

drain piping (MPL 2 T45-GOOl) . Ref . DCR 84 -2 43.

l l

HATCH 2 SAFETY-REIATED MAINTENANCE REQIESPS TO BE REPORTED FOR November 1984 NU MBE R DATE COMPIETED IESCRIPTION 84-4619 09-21-84 Performed nanuf acturers precalibration analyzer seal and verified component calibration per vendor specifications for H2 a nd 02 Analyzer System. Ref .

DCR 81-165.

84 -4622 08 84 Recalibrated flow tranmaitter 2146-Pf-N003b =

functional te st flow recorder 2T46-R601B on Sta ndby Ga s Treat me nt System. Ref . DCR 82-159.

84-4717 08 84 Rewired the H2 &O2 Analyzer Heat Trace Control Pa neIs 2P33 -P005 A&B i n 7

Re' actor Bldg. Chiller Room.

i Ref . DCR 81-165.

f i 84 -4753 08-29-84 Ty-wrapped and formed cable s I to conf orm with HIP-2 -6921 l at the 7brus Catwalk (MPL l No. 2 A70) in box 2J E2 5 38.

l Ref . DR 2-84 -63 3.

l l 84-4758 08-30-84 Rcplaced & calibrated meter relay 2N62-R014 and also calibrated 2N62 .R006.

' Replaced the seals on recorder '4 N62-R604 on panel 2N62-P600 located in control roon. . Ref . DCR 84-064 84-5402 09-21-84 Rewired and redli ned paneis 2P33-P001A & B where lif t.ed wire no.134 in pressure

~ switch PS-1 was moved frcut point marked ccamon &

l relocated to point marked l normally q>en on same l

s witch. Ref . DCR 81-165.

I i 84 -54 71 09 84 Removed RHRSW '.C ' Pump frac l intake and replaced column bo lt s . Tu rcp ed to 23 0 ~ f t.

Ib. Installed pump and motor into intake then taped

& terainated aotor lerds and heater leads. 'Ref . DCR 84 -268.

HK'ICH 2 SAFETY-REIA'IED EINTENANCE REQUESPS TO BE REPORTED FOR November 1984 NUME R DA'IE COMP 3'IED DE SCRIP TION 84-5472 09 84 Removed RHRSW 'D' pump from intake and replaced column bolt s. Torqued bolts to 230 ft. lb. Inctalled pump back

, into intake. Terminated and taped motor leads. Ref. DCR 84 -268.

84-5473 09 84 Installed new column bolts on spare RHRSW pump and removed pump from intake.

Installed new discharge casi ng on the spare pump and installed back to intake.

Set motor and installed new mecha nical seal then coupled pump to motor. Ref. DCR 84 -268.

84-5474 09 84 Removed RHRSW ' B' pump from intake and installed new column bolts. Torqued bolts to 230 ft. lb. Reinstalled pump and motor in intake and wired motor leads. Ref. DCR 84 -268.

l

OPERATElG DMA REPORT ,

DOGET NO. 50-366 '

IATE 12-10-84

• C2FLEIED BY: M.G. McBay TELEPHCNE (912) 367-7851 .

OPEmH tG S'IRRIS mtes

1. Unit Nane: E. I. Hatch Ntz: lear Plant Unit 2

'2. Ibpcrtirg Period: 11- 84 .

3. Licenext Thermal Powr (Nt): 2 436 4 Nanepite Reing (Gross twe): 8 17 .0

5. Design Electrical Ibting (Net MWe): 7 84.0

6. Maximum Dqmrdable Capacit/ (Gross PHe): 8 03.9

7. mximun Deperdable Capacity (Net MW): 7 47 .9

8. If Ctarges Occur in capacity Ibtirgs (Itens Numbar 3 throtgh 7) Since Last Depat, Give Reasons:

9. Powr Irrel to hhich Ib stricted, If Any (Net t&e):

10. Ibarons f a Restrictions, If hiy:

'this Month Yr-to-Dat e Ctmulative

11. Hoars In Reporting Period 720 8 060 45793

12. Namber of Hours Reactor was Critical 6 72.6 264.5 29525.8

13. Ibactor Ibserve 91utdom Hcurs 0.0 0 0

14. Hours @reratcr On-I. ire 65 2.6 2210.1 27 998 .1

15. Unit Ibserve Shutdom Haars 0.0 0 0

16. Gross Thermal Ehergy Gererated (WH) 1533600 4672911 59889166

17. Gross Electrical Energy @nerated (Md) 515690 1543e0 19715 270 i

18. mt Electrical Ehergy Gererated (WH) 494001 14 @ 733 187 33840

19. Unit Service Factor 90.6 27.5 61.1

20. (111t Awi1ali11ty Pactcr

• 90.6 27.5 61.1

21. Unit Capa:ity Factor (Using POC Net) 91.7 24.1 54.7

22. thit Capacity Pactor (Using IER lbt) 87.5 23.0 52. 2

23. Unit Ebreed Outage Rte 9.4 8.9 12.9

24. Slutdoma Scheduled Over tbxt 6 Months (Type, Date, ard Duration of Ehch):

Re:irc pipirg outage still in Irogress.

25. If Shutdom at Ehd of Ibpart Period, Estimated Date of Starttp:

26. Unita in 'Ibst Sttus (Prior to Ccumercial Operation): Ebreca et Achieved INIH AL CRITIC AII'lY INITIAL ELIC'IRICITY 00MtERCI AL OPERATICN (9//7)

m DOCKETNO. 50-366 -

UNITS!!UTDOWNS A OWER REDUCTIONS .

UNIT NAME Hatch 2 *5 DATE I2-7-84 COMPLETED BY ljM. G. McBay '

" REPORTMONT11_ November 1984 TELEPHONE 1912-367-7851 ,

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,g E "Cause & Corrective No. Date g

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};; .E 5 5 Licensee Event gg g.3 1

y*'g, - Action to Report # mO g Prevent Recurreiice H g5 #_ jgg ,,

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6.82 A 5 N/A HH VALVEX Repairs ln' valve 2N38-F233D from 2nd 84-30 11/16/84 F stage drain tank to 4th stage 'B' high pressure heater, i t

84-31 11/17/84 F 25.70 A 3 N/A CB PUMPXX Reactor scram due to recirc pump 2B running to 100% speed.

84-32 11/18/84 F 12.93 A 5 t'/A HH VALVEX Problems with 2N21-F110ifeedwater level control valve. Recirc $ ump A speed s also ms found to be indreasing. After

• resolving recirc pump problem operators noticed vacuum decreasing and discoverec Auxiliary Drain Tanks wore flooded. .

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84-33 11/18/84 S 35.42 B 5 N/A XX XXXXXX Pulling rods & increasing recirc flow back to rated power.

41.72 3 2-84-36 IA INSTRU Reactor scrani on low wa';er level 84-34 11/29/84 F G indication scram was re sult of a valve isolation mistake made sv nersonnel working on SPDS yater level transmitter 2B21-N0380.

I 2 3 4 Method: '

Exhibit G fr structions .

F: Fore:d Resson:

for Preparation of Dats '

A.Cquipment'Fe!!ure (Explain) 1. Manual  :

5: S:heduted  ! -

Entry Sheets for Licensee . -

DJ.!aintenance of Test 2. Manual Seram.

3.Actomalle Scram. } Event Rcport (LER) File (NUREG-:

c.R:fu:lin*- .

D. Regulatory Rest::etion 4 -Continuations i, 0161) - .

• E Operstor 't raining & Ucense Examination ..fi 5-Ioad Reduction -

.. j . '

3 t-F-Adminis.ra:!ve 9-Other (Explain) Exhibit ! .Sa!meSource ;.p.

• G.Operstienal Errer(Explain) ' ,.., * '

Il Other(Explain) '.- . . , l  ;

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AVEME IAILY UNIT MWER LEVEL ,"

DOGET NO.51-366 '

IATE: 11-10-84 CDWLEIED BY: M.G. McBay '

TEEPHOTE (912) 367-7851 PONIH 10-64 IAY AVERIGE IAILY NWER LEVEL IAY NENGE EAILY POWER LEVEL I

( FHe-Net ) ,

(W wNet) 1 780 17 59 2 780 18 1CB 3 7 81 19 579 4 784 20 778 5 783 21 794 6 790 22 793 7 7 91 23 7 93 8 7 97 24 782 9 7 94 25 792 10 784 26 789 11 789 27 7 85 12 7% 28 787

! 13 7 94 29 199 14 795 30 - 13 15 78 31 16 739

) .

(9/77) 4

N . Georgia Power Company M

Post Office Box 439 Baxley, Georgio 31513 Telephone 912 367-7781 912 537-9444 m

Georgia Power Edwin 1. Hatch Nuclear Plant December 7, 1984 GM-84-ll20 P LANT E . I . HA'IC H NRC Monthly Operati ng Report Of fice of - Plans and Schedules Directorate of Licensing United States Nuclear Regulatory Corumission Washingto n, D . C. 20 545 Dear Sir Per Tech Spec s sec tion 6.9.1.6 please find attached the NRC Monthly Operating Report for Hatch Unit 1, Docket #50 -321, and for Hatch Unit 2, Doc ke t # 50 -3 66 .

W Of H. C. N Ge ne ral a nager ECN/CTJ/ JAB /hh Il l

. TOY l l

1

a NARRATIVE REPORT UNIT 1 27 enb er is t 0000 thit Be fuelin g O2 ta ge in Progt ess .

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l HATCH 1 SAFETY-RELA'IED EINTENAtc E REQUESTS T O BE REPORTED FCR November 1984 NU MlE R DA'1E COMPI.E'IED IE SCRIPTION 84 -4520 08 84 Removed atzd replacea existing temperature switch (T48-TIS-N078A ) and associated cable and conduit on Nitrogen vaporizer . Ref . DCR 84-58.

84-5251 09-05-84 -Installed new relay for relay 1 A71B-K14. Connected wiring for ,

relay and energized relay af ter  ;

re seti ng . Rcf . DCR 82-171 84-5667 11-19-84 Modified ha nger above cor. trol room on 193' el. Modifications were done to the plant se rv ice water system ( MPL No. P41) . Ref.

DC R 81-058 I

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