ML20065T020

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Monthly Operating Rept for Oct 1980
ML20065T020
Person / Time
Site: Hatch Southern Nuclear icon.png
Issue date: 11/10/1980
From: Underwood P
GEORGIA POWER CO.
To:
Shared Package
ML20065T014 List:
References
NUDOCS 8211020146
Download: ML20065T020 (9)


Text

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/ OPERATING DATA REPORT

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DOCKET NO. 50 166

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DATES i1-10-80_.

T..c y P. R. Underwood

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. COMPLETED BY 912-367-7781 t

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TELEPftONE 1

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1 OPERATING stall)5 s

l Notes Cumulative totals in Hatch 2

1. Unit Name:

numbers 17. and 18. reflect;

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  • 10-80 an adjustment of 130 MWe.

? ' 2. Reptrting Pe'riod: _

2436 3.' Ltrensed Thermal Power (MWt):

This adjustment is due to

' I 817.0 a typographical error in m 4. f4raeplete Rating (Gross MWel:

784.0 2.

09-80 report.

5. Design Electrial Rating (Net MWeJ:

805.7

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6. Maximum Dependable Capacity (Gross MWy _

772.7

7. blaximum Dependable Cap.p-ity (Net MWe):
8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report. Give Re

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9. Powee LevelTo W5:ich Restricted.If Any (Net MWe):

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, 10. Reasons For Restrictions. If.Ory!-

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' This Month Tr to'-Date Cumulative s

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745 7320 10153 P

8230.7

11. Hours ta Reportin5 eriod 717.1 5567.2 _

0.0

12. Niamber Of Houn Resetor Was Critical 0.0 5271.0 7685.5 0.0 _

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13. Reactor Reserve Shuidswri Hours 697.6 0.0 0.0 14.' Hours Generator On Line 0.0 11601014 17095076

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15. Unit Reserve Shutdownhours i

1494254 5666610

16. CrossThermal Energy GeneratedjMWH) 483290

._,0 3830650

17. Gross Electrical Energy Generated (MWHI 3650398 5407535 461051 J

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18. Net Electrical Energy Generated (MWH) 72.0 75.7 93.6 y

75.7

19. Unit Service Factor 93.6 72.0

' 21. Unit Capacity Factor (Using MDC Net).

80.1 64.5 68.9

20. Unit Availability Factor 63.6 67.9 78.9

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~ 22. Unit Capacity Factor IU>ing DER Net) 6.4 12.4 _

23, Unit Forced Outage Rate

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

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25.,if Shut thiwn At End Of Report Period. Estimated Date of Startup:

Achiesed Forecast

~ '6. Units in Test Status IPrior in Commercial Operation):

INITIAL CRITICALITY INITIAL ELECTRICITY COM\\tERCIAL OPER ATION 8211020146 801110 V'lil)

PDR ADOCK 05000366 i

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AVERAGE DAILY UNIT POWER LEVEL 9

DOCKET NO.

50-366 UNIT

  • Hatch 2 DATE 11-10-80 COMPLETED BY P. R. Underwood 912-367-7781 TELEPHONE.

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

(MWe. Net) 1 10f3 17 694 2

548 18 665 3

605 39 745 4

741 20 747 5

768 21 746 771 22 673 7

780 23 510 8

754 8

24 9

118 25 474 10

' "S43 26 761 1I 524 27 706 12 709 28 737 13 740 29 731 14 678 730 30 IS 719 33 670 16 709 i

INSTRUCTIONS l

On this format. list the average daily unit power leve' :n MWe Net for each day in the reporting inonth. Compute io the nearest whole inegawatt.

(W77) 1 I

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DOCKET NO.

Sn-166 j

UNIT SilUTDOWNS AND POWER REDUCTIONS UNIT N A\\lE _l'Ltd _2 I

DAT E di-1"-"O 1} gp COM LE D P

10-80 REPORT MONTH "L.

a Licensee Eg E ".,

Cause & Currective

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Date 1

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Event u '2 j

Prevent Recurrence N

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Report #

$0 40 801001 F

10.5 A

5 t{A HC HTEXCH Unit on startup ramp from p'revious shutdown #80-38 41.

801001 F

11.1 A

1 NA HA VLAVEX Rx scram due to TSV closure which i

tripped turbine on HWL j

42 801001 F

13.4 A

5 NA HA VAL EX Unit on startup ramp'from above shut-down #80-41 i

NA RB.

CONRb0 Reduced load in order to perform a l

43 801003 F

15.5 0

5.

rod pattern adjustment 44 801008 F

6.3 A

5 NA CH HTE)(CH Reduction of load because of problems with feedwater heaters I

45 8001009 F

15.7 A

1 NA HH PUMPXX Rx scram due to condenser booster pump trip on low suction which tripped l

the RFPs 3

4

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Method:

Exhibit G Instructione F: Forced Reason:

S: Scheduled A lhuipment Failure (Explain) 1 Manual for Preparation of Data B4taintenance of Test 2 Manual Scram.

Entry Sheets for Licensee 3 Automatic Scram.

Event Report (LER) File INUREG-C-Refueling D Regulatory Restriction 4 -Continuations 0161)

E Operatur Training & Ucense Examination 5-Load Reduction 5

F Administtative 9-Other (Explain)

Exhibit I Same Sourse G4perational Error (Explain)

(9/77) liether(Explain)

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ET UNIT SilUTDOWNS AND POWER REDUCTIONS DATE _ ' l-14-: 0 COMPLETED BY P.J t tndminti REPORT MONT11 10-80 TELEPilONE 912.%/-//81 r.

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3s5 Event u'!

E"E Action to N.i.

Date

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7. g AU Psevent Recurrence

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a 46 8b1009 F

49.8 A

5 NA HC HTEXCH Unit'on startup ramp from above shut-down #80-46 47,

801017 F

8.6 D

5 NA RB CONR00 Reduced load in order to perform a

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rod pattern adjustment 48

, 801022 F

14.6 A

5 NA HC HTEXCH Reduced load to investigate possible tube failure in condenser

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49 801023 F

5.6*

A 5

NA HF.

HTEXCH Reduced load to repair leak in water-box 50 80'1024 F

20.6 A

3 NA HF HTEXCH Unit off line and shutdown to repair leak in waterbox 51 801025 F

23.6 A

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

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Method:

Exhibit G. insituctions F: Forced Reason:

I Manual for Preparation of Data A L ulpment Failure (Explain) i 2 Manual Scram.

Entry Sheets for Licensee S: Scheduled B Maintenance or Test Event Report (LERI Fife (NUREG-3.Automati: Scram.

C. Refueling 4 -Continuations 0161)

D Regulatury Restriction E-Operatur Training & Ucense Examina:Iun 5-Ioad Peduction 5

F. Administrative 9-Other (Explain)

Exhibit I.Same Source G4perational Error (Explain)

(9/77) liether(Expl In)

DOCKET NO.

50-166 I

UNIT SHUTDOWNS AND POWER REDUCTIONS UNIT N AME HAh 2 DATE lMl "O COMPLETED BY P. 11 Imo m nod REPORT MONTH 10-80 TELEPilONE 919-367-7781 l

i Cause & Currective /

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'8 Action to N.6 Dale

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Event A}

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j Prevent Recurrence i

j 52 801031 S

5.3 C

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

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4 F: Forced Reason:

Method:

Exhibit G Instructions S: Scheduled A Equipment Failure (Explain)

I-Manual for Preparation of Data B. Maintenance or Test 2-Manual Scram.

Entry Sheets for Licensee C-Refueling 3 Automatic Scram.

Event Report (LER) File (NUREG-D Regulatory Restriction 4 -Continuations Ol6I)

Eoperator Training & Ucense Examination 5-Load Reduction 5

F Administrative 9-Other (Explain)

Exhibit 1 Same Source Goperallonal Ervor(Explain}

(9/71)

Hethet(Emplain)

F NARRATIVE REPORT UNIT 2 m

Oct. 1st Unit on startup ramp from previous

shutdown,
  1. 80-38.'.

Oct. 1st At 10:30 Rx scram due to TSV closure which tripped the turbine on HWL Oct 1st 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 Reduced 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 t

trip on low suction which tripped the RFPs 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 801011 Oct. 17th Reduced load in order to perform a rod pattern adjustment Oct. 22nd Reduced load in order to investigate possible i

tube failure in condenser; no leak found; un'it returned to 80% conditions at 10:00 on 801023 l

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 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 radioactivity, or single radiation exposure which accounts for more than 10% of the allowable annual values during October of 1980.

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HATCH 2 SAFETY - RELATED MAINTENANCE REQUESTS

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TO BE REPORTED FOR OCTOBER 1980 m

NUMBER DATE COMPLETED DESCRIPTION au-sza2 10-27-80 RHR/SW pump seal water line had e

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 verified proper operation 80-4139 10-23-80 High flow d/w floor sump annun-ciator would not test 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.

l were functioning properly l 3325 10-20-80 Replaced nitrogen supply storage j

I tank safety relief valve because previous valve was found lifted 80-4002 10-13-80 Repaired loose connection on N11-R602B; Loose connection was causing erratic readings

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80-3951 10-15-80 Celibrated Hil-P601 because instrument was abnormally alarming

'80-3948 10-14-80 Main steam 3rd stg. SJAE "A"

flow 3 low

1 arm 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 alarm operations 80-2952, 10-11-80 Valve T48-F323J failed to open prop'erly during test; replaced solenoid and air line tubing 80-3632 10-13-80 Calibrated containment H02 2

analyzer and verified operation 80-3874 10-13-80 calibrated RWOU "B" dP guage b

80-3847 10-13.-80 2B RWCU pump was found blowing steam and water; pump was 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 Replaced lead and lag switch on motor starter. for rec.laim pump; i

verified pump operation 80-3658 10-4-80 Replaced 1st level multiplexer card in "A"

rod block monitor; monitor had been erratically going inop; verified operation 80-3935 10-8-89 Replaced alarm card on gen "B"

aux lockout alarm; verified operation 80-3857 10-3-80 Found valve on HCU-26-51 leaking; replaced valve 80-3330 10-4-80 Repaired fuel pool gate seal; replaced them and installed a

check valve on the a,ir supply to them

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80-3824 10-7-80 Inspected alignment of diesel generator "A"

pe r _ Fairbanks Morse Company 80-3825 10-7-80 Inspected alignment of.

diesel 9, generator "C"

per Fairbanks Horse Company 80-1266 9-29-80 Performed wiring change to RCIC vacuum and condensate pump motors pe-r DCR 80-26 80-3835 9-30-80 Added 2

additional supports and removed 1

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"

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

leaking by; replaced 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 4

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