ML19339C746

Monthly Operating Rept for Oct 1980

ML19339C746
Person / Time
Site:	Hatch
Issue date:	11/10/1980
From:	Underwood P GEORGIA POWER CO.
To:
Shared Package
ML19339C744	List: ML19339C746
References
NUDOCS 8011190293
Download: ML19339C746 (7)

Text

. _. -

.O OPERATLNG DATA REPORT i

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DOCKET NO.

50-321

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_ d t U b Lb DATE 11-10-80

.co COMPLETED BY P.

R-

a d e rwood TELEPHONE 912-367-7781 OPERATING STATUS Notes

1. Unit Name:

Hatch 1

2. Reporting Period:

10-80

3. Licensed Thermal Power l\\lwt):

2 '.1 A SO' 1

4. Nameplate Rating (Gross Mwe):

777 3

5. Design Electrical Rating (Net 31We):

.y_

796.3

6. Maximum Dependable Capacity (Gross MWe).

764.3

7. Maximum Dependable Capacity (Net MWe):

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

l

9. Power Luel To Which Restricted. If Any (Net MWe):

10. Reasons For Restrictions.If Any:

This Month Yr to.Date Cumulatise 749 7320 42384

11. Hours in Reporting Period

12. Number Of Hours Reactor Was Critical 715.I 6308.3 32106.4

13. Reactor Resene Shutdown Hours 0.0 0.0 0.0

14. Hours Generator On.Line 676.0 59?o.1 30097.5

15. Unit Resene Shutdown Hours 0.0 0.0 0.0 1375555 12964362 63317397

16. Gross Thermal Ener;y Generated (MWH)

A%000 4223710

_ 20494670 i

17. Gross Electrical Energy Generated (MhH)

18. Net Electrical Energy Generated (MbH) i1 m ions 2 c, 19486759

19. Unit Sen-ice Factor 90.7 79.6 71.0 i

20. Unit Asailability Factor on.7 79.6 71.0 73.4 71.9 60.2

21. Unit Capacity Factor (Using \\lDC Nett

22. Unit Capacity Factor iUsing DER Net) 72.?

70.7 59.I

23. Unit Forced Outage Rate o.3 20.4 20.7

24. Shutdownsseheduled oser Nest 6 Months (Type.Date.and Duration of Eacht:

25. If Shut Down 4: End Of Report Period. Estimated Date of Startup:

26. Units In Test Statuu Prior io Commercial Operationi:

Forecast Achiesed INITIA L CRITIC A LITY INITIA L ELFCTitlCITY COMMERCI \\ L OPER A TION

. e,g,

80111'00 29.3

AVERAGE DAILY UNIT POWER LEVEL 9

DOCKET NO.

50-321

~

UNIT Hatch 1 DATE Il-10-80 COMPLETED BY P. R. Underwood TELEPHONE 912-367-7781 MONTH 10-80 DAY AVERAGE DAILY P6WER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe Net)

(MWe-Net t i

745 g7 299 2

742 18 564 3

745 19 567 4

751 20 571 5

757 21 573 6

751 572 7

750 23 570 8

749 24 569 9

744 25 561 10 741 26 600 11 730 27 573 12 14 28 390 13 450 433 23 14

, 555 30 476 15 82 3g 604 16

-17 a

i INSTRUCTIONS On this format.Est the aserage Jaily unit power levelin MWe Net for each day :n the reportine m. nth. Compute to the nearest whole mepwatt, pH77i

i 50-171 DOCKET NO.

UNIT SilUTDOWNS AND POWER REDUCTIONS UNIT N A%1E

__1Li' b

DA1E Il '"

COMPLETED fly l' R ' F "l" G".2L REPORT MONTH 10-80 TELEril0NE 912-ib /- / /MI b

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j Licensee E.e, vb Cause & Corrective

.$j

" s' }[3oc Action to

~

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No.

Date E

Event

• 1 j

Prevent Recurrence e

o$

jdi Report #

iE u 54 801012 F

20.9 A

3 flA IIA VALVEX Rx scram due to TSV closure which was caused by a power load unbalance on rnain generator 55 801012 F'

17.1 A

5 f1A IIA VALVEX Unit on stcrtup ramp from above shut-

~

down #80-54 56 801012 F'

33.5 F

5 f1A ZZ ZZZZZZ Management limitation of 75% thermal power 57 801015 F

7.1 A

5 flA IIA GEtlERA Reduction of load due to generator ground fault alarm q

M 58 80-1015 F

45.5 A

1 flA flA GEtlERA Unit off line to investigate ground fault alarm in #80-57 W

59 801016 F

19.4 A

5 flA IIA GEllERA Unit on startup ramp from above shut-d down, #80-58 Wd 4

3

@ l 2

Method:

Exhibit G. Instructions Renonhment railure(Expt In)

F: Forced 1 Manual for Preparation of Data A Liui 2-Manual Scram.

Entry Sheets for Litenter 5: Scheduled

@d, 5 Maintenance of Test 3-Automatic Scram.

Event ReporIILER) Eile INUPEG-C-Refueling p= r D-Regulatory Restriction 4 -Continuations 0161)

(C--2;.

E Operator Tralning A IJcense Essadnation 5-Ioad hx1uction 5

F Administrative 9 h (Mlain)

Exhibit I.Some Source

4-G4)persilonal Errue (Emplain)

(9/77)

Il4)ther (Emplain)

I

T O. __

UNIT SilU1 DOWNS AND POWER REDUCTIONS DATE Il '" "1 b

ih"h" *"d COMPLET ED llY REPORT MON 111 10-80 TELEril0NE J l 7- % /- / / 31 n.

Cause & Currective

.EE

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Y Licensee Et Action to j

.,Q

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Event No.

Date j

Prevent Recurrence m

al g175g Report #

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60 801018 F

166.8 F

5 NA ZZ ZZZZZZ Management limitation of 757, thermal power 61

• 801024 F

5.8 D

5 NA flE TURBIN Reduced load t5 perform weekly turbine test 62 801025 F

107 F

5 NA

~ZZ.

ZZZZZZ Management limitation of 75% thermal power 63 801029 F

5.4 A

5 i- ' NA.

HA GENERA Reduced load because of generator ground fault alarm 64 B01029 F

2.6 A

1 NA HA GENERA Unit off line to investigate ground fault alarm in #80-63 65 801029

) F 12.2 A

5 NA HA GENERA Unit on startup ramp from above shut-

~

i down #80-64 I

2

~

3 4

Method:

Exhibit G. Instructions 1 Manual for P cparation of Data F: Forced Reawn:

5: Scheduled A liquirment railure(Explain) 2 Manual Sctsm.

Entry Sheels fur I.kensee

[14f aintenance of Test 3 Automatic Scram.

Event Report (LE Ri rite t NURIG-C Refueling 4 -Cbntintritions 01611 D-Regulatory Restriction E-Operator Training & Ucense Examination 5-Ioad Peduction 5

F Adndnistrative 9-Other (Explain)

Enidbit I-Same Source Goperational Error (Esplain) l (9fM)

Ilother(Emplain)

DOCKEiNO.

2L UNIT Sil0TDOWNS AND POWER REDUCTIONS UNil N AME DATE II-I"-M4 COMPLETED llY P 'Uhld IC11:!d REPORT MON 111 10-80 TELEril0NE 9I7-M/-//H1 e.

B E

Cause & Corrective Licensee E r, h

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].!fIi g5 Event is 3 n3 Action to l

No.

Date i

sg

$5 2

0ge Report #

58 0

!U Prevent Recurrence H

2 3

v d

66 801030 F

37.5 F

5 NA ZZ ZZZZZZ Management limitation of 80% thermal power i

l l

4 3

I 2

Method:

Exhibit G-Instructions F: Torced Reason:

1 Manual for Preparation of Data S: Scheduled A I:quipment railure(Explain) 2 Manual Seeam.

Entry Sheets for I kensee B Maintenance of Test Esent ReporiILEnl File (NUREG-3 Automatic Scram.

C Refueling 4 -Cont inuations 01611 D Regulatory Restriction E-Operator Training & License Examination 5-Ioad Pcduction 5

F Administrative 9-Other (Explain)

Exhibit I.Same Source Coperational Etrue(Explain)

(9/77) 110 her(Explain)

NARRATIVE REPORT UNIT 1 1

Oct. 12th At 00:33, Rx scram due to TSV closure which was cause4 by a

power load, unbalance on main generator Oct. 12th Unit on startup. ramp from above shutdown; Rx critical at 09:38 and generator on line at 21:26; unit returned to management limitation at 14:30 on 801013 Oct. 13th Unit limited to 75% thermal power by management Oct. 15th Reduced load because of generator ground fault alarm Oct. 15th Unit off line at 07:06 to investigate generator ground fault alarm; Rx in H/S at 17:15 Oct. 16th Unit on startup ramp from above shutdown; Rx critical at 14:05 and generator on line at 04:38 en 801017; unit returned to management limitation at 24:00 pn 801017 Oct. 18th Unit limited to 75% thermal power by management Oct. 24th At 22:45 reduced load to perform weekly turbine test; returned to management limitation at 04:30 on 801025 Oct. 25th Unit limited to 75: thermal power by management Oct. 29th At 14:30 reduced load because of generator ground fault alarm Oct. 29th At 19:52 unit off line to investigate generator ground fault alarm; unit returned on line at 22:27 Oct. 29th Unit on startup ramp from above shutdown; unit returned to management limitation at 10:30 Oct 30th Unit limited to 80% thermal power by management There was no single release of radioactivity or single radiation exposure which accounts for more than 10" of the allowable annual values during October of 1380.

1 i

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HATCH 1 SAFETY - RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR OCTOBER 1980 NUMBER DATE COMPLETED uCRIPTION 80-5054 10-15-80 MachineT

of head shaft on

~~

P41-COC).

per letter from John-ston pump 80-4768 '

10-15-80 Repaired P41-C001A pump internals 80-4128 10-9-80 Repaired railrbad airlock doors.

Indicating lights were not oper-ating properly 80-4963 9-26-80 Repaired HPCI minimum flow valve E41-F012; valve operators were not functioning properly due to binding contact 80-3868 10-21-80 Replaced N62-N009A&B analyzer vacuum regulator per DCR 80-207 l

9

cm/2 a e wr ccmcany Post 0" ce ec4 4J2 B3=PV C: 'r; a 31513

% ecrcre P 2167 7'81

137 9444 m

Georgia Power Edwin L Hatch Nuclear Plant e=

cenmac 2,c:. m November 10, 1980 PM-80-1096 PLANT E.

I.

HATCH NRC Monthly Operating Report Office of Plans and Schedules Directorate of Licensing United States Nuclear Regulatory Commission Washington, D.

C.

20545

Dear Sir:

Per Tech Specs section 6.9.l.6 please find attached the NRC Monthly Operating Report for Hatch Unit 2,

Locket #50-366.

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M.c unt?

Plant Manager CLC/pebc i

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OPERATING DATA REPORT DOCKET NO. 9 '4 DATE lt-to-60

,COSIPLETED SY P.

R.

Underwood

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912-3o7-1781 TELEPHONE OPERATING STATUS N' hk @ W s b Haeeh 2

1. Unit Name:

numbers 17. and 18. reflect 10-80

2. Reporting Period:

an adjustment of 130 MWe.

2436

3. Licensed Thermal Power (SIWt):

This adjustment is due to 817.0

4. Nameplate Rating (Gror$ 5tWel:

a typographical error in 784.0

5. Design Elecreical Rating (Net SlWel:

09-80 report.

805 7

6. Maximum C ependable Capacity (Gross SIWE):

772.7

7. Maximum Dependable Capacity (Net SIWE):

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since t ast Report. Give Reasons:

9. Power Level To Which Restricted. If Any (Net SlWe):

10. Reasons For Restrictions.If Any:

I i

l This Month Yr to.Date Cumulative I.

745 7320 10153

!!. Hours in Reporting Period 717.1 5567.2 8230.7

12. Number Of Hours Reutor Was Critiesi 0.0 0.0 0.0

13. Reactor Resene Shutdown Hours 697.6 5271.0 7685.5

14. Hours Generator On-Line 0.0 0.0 0.0 1'

15. Unit Reserve Shutdown Hours 1494254 11601014 17095076

16. Gross The-mal Energy Generated.(alWH) 483290 3830650 5666610

17. Gross Electrical Energy Generated (SIWH) 461051 3650398 5407535

18. Net Electrical Energy Generated (5thH) 03.6 72.0 75.7

19. Unit Service Factor 93.6 72.0 75.7 80.1 64.5 68.9

20. Unit Availability Factor

21. Unit Capacity Factor iUsing SIDC Net) 78.9 63.6 67.9

22. Unit Capacity Factor (Using DER Net) 6.4 12.4 11.8

23. Unit Forced Outa;e Rate

24. Shutdowns Scheduled Over Next 6 Slonths tType. Date.and Duration of Each):

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

26. Uni 3 In Test Status (Prior to Commercial Operation):

Forecast Achiesed INITIA L CRITICALITY INITIA L ELFCTRICITY Coil \\lERCIAL Ol'FR A TION (4/ m ew-y.

e

-y.

-...t---

=

AVERAGE DAILY UNIT POWER LEVEL 9

DOCKET NO.

50-366 UNIT' Hatch 2 DATE 11-10-80 J

j COMi LETED BY P. R. Undervood TELEPHONE 912-367-7781 4

MONTH 10-80 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe Net)

(MWe Net)

I 106 17 694 2

548 gg 665 3

605 19 745 4

741 20 747 5

768 746 21 6

771 22 673 7

780 23 510 3

754 24 8

9 118 25 474

)

10 143 26 761 11 524 7

706-3 709 g

737 13 740 29 731 l4 678 30 730 IS 719 4

31 670 16 709 i

INSTRUCTIONS On this n>rmat. list the aserage daily unit power leselin MWe Net for each day in the reporting m.. nth. C.napute to the neares: shu megawatt.

19 77) 4 9

s a en m

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4

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3 UNIT SilUTDOWNS AND POWER REDUCTIONS U

I I ~ I"

• DATE Td.

I.' : k"n"'E COMPLET ED IlY 912-S'N 10-80 REPORT MON 11I TELEril0NE l

c a

" '1, Cause & Corrective Eg

}

• Y3 Licensee E*

l g

Action to 3g&

Event ign Q

N..

Date gg Prevent Recurrence F

oE 5

j6 Report #

g 40 801001 F

10.5 A

5 t{A HC llTEXCil Unit on startup ramp from previous shutdown #80-38 41.

801001 F

11.1 A

1 NA HA VLAVEX Rx scram due t'o TSV closure which tripped turbine on IIWL i

42 801001 F

13.4 A

5 NA ilA VALVEX Unit on startup ramp'from above shut-down #80-41

~

i 43 801003 F

15.5 D

5 NA RB C0flROD Reduced load in order to perform a rod pattern adjustment 44 801008 F

6.3 A

5 NA Cil HTEXCH Reduction of load because of problems with feedwater heaters 45 8001009 F

15.7 A

1 NA HH PUMPXX Rx scram due to condenser booster pump trip on low suction woich tripped the RFPs 3

4 I

2 Method:

Exhit:i' G - Inst ructions F: Forced Reason:

14f anual for Prtparation of Data A li "irment railure(Explain)

S: Schedu!cd 84taintenance of Test 2-Manual Scram.

Entry Stieets for 1.itensee t

3. Automatic Scram.

Event Report (LElt! Fde INUREG-C. Refueling D Regulatory Restriction 4 -Continuations 0161)

E-Operator Training & Ucense Examination 5-Ioad reduction 5

F-Administtative 9-Other (Explain)

Exhibit I Same Source Goperational Errut (Explain)

(9/77) flother(Exp! sin) l

l

(

DOCKETNO.

- 3 fig, I'

UNIT SIIUTDOWNS AND F0WER REDUCTIONS UNII N. ole DATE _.i'-I"-IJ COMPLETED 11Y IL."._"' i.t.':c.14:1

'3 8 ' ' / - / / H I 10-80 TELErilONE REPORT MONT1I s

n.

E E

E "ll:

}

Y3 Licensee Ee E7 Cause & Currective f

].g5 Event 5Y El Action to No.

Date 8.

Eg rN 0 0

Psevent Recurrence E

$5 M

jgjg

' Report #

46 801009 F

49.8 A

5 NA ilC llTEXCil Unit on startup ramp f rom above shut-down #80-46 47 801017 F

8.6 0

5 NA RB' CONROD Reduced load in order to perfonn a rod pattern adjustment HC HTEXCil Reduced load to investigate possible 48 801022 F

14.6 A

5 NA i

tube failure in condenser 49 801023 F

5.6 A

5 NA HF llTEXCil Reduced load to repair leak in water-box 50 80'1024 F

20.6 A

3 NA IIF HTEXCli Unit off line and shutdown to repair leak in waterbox 51 801024 F

23.6 A

5 NA liF HTEXCH Unit on startup ramp from above shut-down #80-50 4

3 4

I 2

Met! od:

Exhibit G. instructiens F: Forced Reason:

I4f anusi for I reparation of Data 5: Scheduled A.14:uirment railure(Explain) 24hnual Scram.

Entry Sheets fer Litensee

[14bintenance of Test J-Automarle Scram.

Event Repura (LE RI File INUREG-C Refueling 4 -Continuations 0161)

D Regulatory Restriction E-Operatur Training & Ucense Examination 5-Inad Pcduction 5

F AdmlnistsatIve 9-Other (Dcplain)

Exhibit 1 Same Source GOperational Error (Emplain)

(9/77)

ItOther(Emplain)

l r

DolKET NO.

5f'.F' UNIT SilUTDOWNS AND POWER REDUC 110NS UNil f4A*1E Hh 7

DAIE _l1.ll'r.'

COMPLETED IlY L

'!""'~'"""I I

REPORT MON 11g 10-80 TELEPilONE 9 I P-3/- / / M i

"i E

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}

.Yf Cause & Corrective Licensee E-e, kh w

u Action to A}

y" N.a.

Date

{

w,

,, g oc Event U

Prevent Recurrence

$E a1 j di Report #

5Z 801031 S

5.3 C

5 NA ZZ ZZZZZZ Reduced load to shutdown for refuel-outage F

d l

I 2

3 4

Method:

Exhibli G. Insiemtions F: Forced Reauin:

A li uipment Failure (Explain) l-Manual for Preparation uIluta S: Scheduled t

(1412intenance or Test 2 Manual Scram.

Entry Sheets for 1.iientee C. Refueling 3-Auto;natic Scram.

Event Report ILERI file (NUREG-D-Regulatory Restriction 4.-Continuations 01611 1

E-Operator Training & License Enemination 5-Ioad Ihluction 3

F-Administr;tive 9-Other (Explain)

Enhibil I.Same Source Goperational Errot (Emplain)

(.777) liother(Espieln)

~

^

NARRATIVE REPORT UNIT 2 m

startbp ramp from previous

shutdown, Oct. 1st Unit on fr 8 0 - 3 8.*,

Oct. 1st At 10:30 Rx scram due to TSV closure which tripped the turbine on HWL Oct ist Unit on startup ramp from above shutdown; Rx critical at 16:23 and generator on line at 21:37; unit returned to 80% rated conditions at 11:00 on 801002 Oct 3rd deduced load in order to perform a rod pattern adjustment Oct. 8th Reduced load at 21:45 because of problems with the FWHs Oct. 9th At 04:03, Rx scram due to condenser booster pump trip on low suction which tripped the RFPs i

Oct. 9th Unit on startup ramp from above shutdown; Rx critical at 13:18 and generator on line at 19:45; unit returned to 80% conditions at 21:30 on 8G1011 a rod pattern Oct. 17th Reduced load in order to perform adjustment Oct. 22nd Reduced load in order to investigate possible tube failure in condenser; no leak found; unit returned to 80% conditions at 10:00 on 801023 Oct. 23rd Reduced load to repair leak in waterbox Oct. 24th Unit off line at 01:07 in order to repair leak in waterbox; Rx in H/S at 02:15 l

Oct. 24th Unit on startup ramp from above shutdown; Rx critical at 15:00 and generator on line at 21:40; unit returned to 80 conditions at 21:15 on 801025.

Oct. 31st Reduced load going to shutdown for a scheduled refueling outage There was no single release of radi a te t ivity or s l a g '. ?

radiation exposure which accounts for more than 10 P.

of L.

allowable annual values during October of 1980.

I

HATCH 2 3AFETY - RELAZED MAINTE::ANCE REQUESTS TO BE REPORTED FOR OCTOBER 19 F '

NUMBER DATE COMPLETED DESCRIPTION 50-42T2 10-27;60 RHR/SW pump seal water line had developed leak; placed line back in proper fitting and tightened to stop leak 80-4177 10-23-80 IRM/APRM recorder motor and bad amplifiers were replaced to place recorder back in service 80-4182 10-24-80 Repaired PSW Div II pressure indicator; replaced output transmitter and calibrated 80-4129 10-24-80 Replaced alarm point card and white bulbs in the turbine oil tank level hi-low alarm; alarm lights had been found burnt out 80-4178' 10-22-80 High flow d/w floor drain sump annunciator was not functioning properly.

Replaced bad alarm card and veriftad proper operation 80-4139 10-23-80 High flow d/w fleor s urip annun-ciator would not tc2t properly; replaced point card and verified operation 80-4058 10-20-80 Chemical waste sample tank

" A

discharge valve to floor drain demin was found to be stuck and not working proper; repaired valve and verified operation 80-3966 10-20-80 Suspected D/G "2A" jacket coolant temp low annun. lights were out;

however, upon investigation they were functioning properly 80-3325 10-20-80 Replaced nitrogen supply storage tank-safety relief valve because previous valve was found lifted 80-4002 10-13-80 Repaired loose connection on Nil-R6023; Locse connection was causing errati: readings l

?

80-3951 10-15-80 Celibrated Hil-P601 because instrument was abnormally alarming 30-3948 10-14-80 Main steam 3rd stg. SJAE "A"

flow q low alarm was not testing

• properly; replaced point card and verified operation 80-3947 10-15-80 Control b1dg after cooler B001A disch. temp. high alarm would not reset; found card not making good contact; repositioned card ad verified tiarm operations 80-2952 10-11-80 Valve T48-F323J failed to open properly during test; replaced solenoid and air line tubing 80-3632 10-13-80 Calibrated containment H022 analyzer and verified operation 80-3874 10-13-80 Calibrated RWCU "B" dP guage 80-3847, 10-13-80 23 RWCU pump was found blowing steam and water; pump sas disassembled and the bearing and mechanical seals were replaced; pump was rebuilt and placed back in service 80-2864 10-9-80 Adjusted torque limit switch on main steam line drain MOV 80-2770 10-7-80 Replace'd lead and lag switch on motor starter fo r reclaim pump; verified pump operation 80-3658 10-4-80 Replaced lat level multiplexer card in "A"

rod block monitor; monitor had been erratically going inop; verified operation 80-3935 10-8-80 Replaced alarm card on gen "B"

aux lockout alarm; verified operation 80-3857 10-3-80 Found valve on HCU-26-51 leaking; replaced v.tre 30-3330 10-4-80 Repaired fuel pool gate seal; replaced them

-and instelled a

check valve an the air,. apply to them

_am_

80-3824 10-7-80 Inspe ted alignment of diesel gene ra to r "A"

per Fairbanks Morse Company 80-3825 10-7-80 Inspected alignment of diesel

', generator "C"

per Fairbanks Morse Company

?.

80-1266 9-29-80 Pe r fo rmed wiring change to RCIC vacu"= and condensate pump motors per DCR 80-26 80-3835' 9-30-80 Added 2 additional supports and removed I

existing support to/from PSW Div I supply piping per DCR 80-342 80-4060 10-20-80 Removed safety relief valve to verify setpoint; replaced valve after check 80-4141 10-28-80 Removed valve operator and tightened face plate to alleviate looseness in precoat inlet isolation valve 80-4202 10-26-80 Replaced limit switches on "E"

valve on "A"

RWCU demin 80-4199 10-29-80 Found condensate flush valve for WSPS "B"

leaking by; rep; ced set screw and repositioned stem so valve would set properly 80-4224 10-29-80 Valve T48-F324 0-rings were repaired; cleaned 0-ring surfaces and replaced 0-Rings 80-2852 10-30-80 Replaced 2 gate driver cards in LPCI inverter a

4 e