ML19253B817

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Monthly Operating Rept for Sept 1979
ML19253B817
Person / Time
Site: Hatch Southern Nuclear icon.png
Issue date: 10/01/1979
From: Johnson G
GEORGIA POWER CO.
To:
Shared Package
ML19253B811 List:
References
NUDOCS 7910220274
Download: ML19253B817 (15)
v • d • e


Text

.

OPERATLNG DATA REPORT DOCKET NO. 50-321 DATE 10-1-79 C051PLETED BY G. 1. Johnson TELEPHONE Q17-367-7781 OPERATING STATUS

1. Unit Name:

Hatch - 1 Notes

2. Reporting Period:

Seotember 1979

3. Licensed Thermal Power (A!Wt):

2436 MWt

4. Nameplate Rating (Gross 51We):

809.3 Gross MWe

5. Design Electrical Rating (Net SIWE): 786.3 Net MJe
6. 31aximum Dependabic Capacity (Gross SlWe): 797.3 Gross fMe
7. Niaximum Dependable Capacity (Net 31We):

864.3 Net Kle

8. If Changes Occur in Capacity Ratings (Ite'ms Number 3 Through 7) Since Last Report. Give Reasons:
9. Power Level To Which Restricted,If Any (Net StWe):
10. Reasons For Restrictions.!f Any:

This 51onth Yr.-to.Date Cumulative

11. Hours In Reporting Period 720 6551 32855
12. Number Of Hours Reactor Was Critical 692.5 3313.5 24001.9
13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

'14. Hours Generator On.Line 614.6 3083'.3 22567.8

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0
16. Gross Thermal Energy Generated (StWH) 1250835 6784835 46393092
17. Gross Electrical Energy Generated (31WH) 397d10___.

2206070 14961580 IS. Net Electrical Energy Generated (51WH) 379002 2086319 14210377

19. Unit Service Factor 85.4 47.1 68.7
20. Unit Availability Factor 85.4 47.1 68.7
21. Unit Capacity Factor (Using 31DC Net) 68.7 41.7 56.6
22. Unit Capacity Factor (Using DER Net) 66.8 40.5 55.0
23. Unit Forced Outage Rate 13.3 10.1 15.7
24. Shutdowns Scheduled Over Next 6 5fonths (Type. Date.and Duration of Each):
25. If Shut Down At End Of Report Period. Estimated Date of Startup-
26. Units in Test Status IPrior to Commercial Operation):

Forecast Achiewd INITIA L CRITICA LITY INITIAL ELECTRICITY CON 1.\\lERCIA L OPER A TION 1150 79102202 74. % 3, i

"4 e

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-3E1 UNIT Hatch 1 DATE 10-1-79 COMPLETED BY C. L. Johnson TELEPHONE _9l2-367-7781 MONTH Sentomber 1979 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe. Net)

(MWe. Net) 1 402 37 491 2

554 18 257 3

644 39

-18 4

671 20 346 5

404 676

,i 6

610 22 704 7

715 671 23 8

300 24 752 9

-11 760 25 10 19 26 760 II 435 27 754 615 750 28 13 653 761 29 i4 699 757 30 15 498 3,

16 106 INSTRUCTIONS On this format.!i;r the aserage Jaily unit power lesel m MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

(9 /77 )

1150 063

+-

m

..7w<

4 50-321 DOCKET NO.

UNITS!!UTDOWNS AND POWER REDUCTIONS UNIT NAME Ilatch 1 DATE 10 10-79 COMPLETED BY fi. L. Johnson _

REPORT MONTil September TELErl!ONE 912-367-7781 e.

I

~

.!E 3

Yk Licensee

,E g

hvl, Cause & Corrective No.

Date g.

3 Ej g

,g g 5 Event

?

'E3 Action to

$E 5

j5 Report #

8)' 0 0

Prevent Recurrence Q

l 79-13 79-09-08 S

50:41 A

1 CF PUMPXX Off line due to inop RHRSW pumps I

79-14 79-09-15 F

19:29 A

3 IA VALV0P Rx Scram TCVFC I

79-15 79-09-18 S

35:15 A

1 XX TRANSF Shutd'own to repair Alterrex System WJ t

n.;p, i

0 m

c :a t= D c3i:2 a1 2

3 4

m F: Forced Iteason:

Method:

Exhibii G Instructions S: Scheduled A.Fquipment Failure (Explain) 1 Manual for Preparation of Data l

O l

IJ mintenance of Test 2 Manual Scram.

Entry Sheets for Licensee C-Refuehng 3-Automatic Scram.

Eveni Iteport (LE R) File (NUREC-i

"' " # E" ""' Y

  1. 5" ' ""
  • E*"'

CN E Operator Training & License Examination F-A dminist ra tive 5

G Operational Error (Explain)

Exhibit I Same Souree W/77)

Il Other (Explain) 1

NARRATIVE REPORT UNIT I Sep5 ember 8th Shutdown to repair inop RHRSW pumps Sept >mber 10th Generator tied to line 17:05 CST September 15th Rx Scram TCVFC due to Alterrex Proble7s September 16th Generator on line at 14:20 CST September 18th Shutdown to repair Alterrex System September 20th Generator on line at 04:06 CST 1150 065

HATCH 1 SAFETY - RELATED MAINTEJANCE REQUESTS TO BE REPORTED FOR SEPTEMBh9 1979 NUMBER DATE COMPLETED DESCRIPTION 78-4277 9-10-79 Installed seal between RWCU pump and motor 79-4699 9-6-79 Replaced all bushings and gaskets on RHR Service Water Pump "B"

79-4865 9-6-79 Replaced all bushings and gaskets on RHR Service Water Pump "1C" 79-5012 9-2-79 Investigated and repaired steam flow; feedwater flow recorder 79-4934 9-2-79 Repaired IRM "C"

79-2157 8-7-70 Installed conduit and pulled cable in RPS MG set "1A" per DCR 78 419 79-2158 8-7-79 Ins t alle d conduit and pulled cables in RPS Alternate Supply Class IE Breaker Panels per DCR 48-410 79-4046 8-24-79 Installed conduit and pulled cables in RPS Alternate Supoly Class IE Breaker Panels per DCR 48 419 79 4067 8-24-79 Completed conduit installation and terminated cables for RPS Alternate Supply Class IE Breaker Panels per DCR 78-410 79-4617 8-13-79 Removed two under frequency relays from panel in warehouse and installed and calibrated in RPS MG Set Breaker Panels 79-4782 9-6-79 Installed new impellors and bushing in RHR Service Water Pump 79 4764 8-31-79 Repaired Core Spray Jockey Pump 79 4933 9-6-70 Repaired HPCI Vacuum P3m86 1150

- ~ - -

.2-

9 79 4929 8-11-70 Uncoupled the RCIC Turbine from pump for overspeed test, then coupled the RCIC Turbine back to pump 79-5021 9-2-77 Rod can not be selected on the Control Rod matrix per HNP-1-4402 for Control Rod Scram Time Testing.

Investigated and repaired 79-5018 8-31-79 Reolaced Unit 1

airlock door with a

3-hour rated door 79-4703 9-5-79 Repaired 4 hangers on East Wall of

'58 elev.

Rx building per DCR 1-7 187 79-727 8-13-79 Rerouted offgas drain lines per DCR 78-186 79-1302 8-15-79 Re ola ce d offgas Drain Valves per DCR 78-248 79 4341 8-27-79 Wired new solenoids to offgas Drain valves to existing circuits per DCR 78-248 79-3992 9-25-79 Replaced defective Reactor Vessel Thermocouoles 79-5448 9-16-79 Replaced limit switch and junction box cover on "C"

outboard MSIV 79-5341 9-10-79 Checked low stops on Recirc. i4G Se t Scoop Tube 79-5374 9-21-79 Performed conthlv electrical

'M per procedure HNP-1-6220 79 4584 9-22-79 Investigated and repaired Contro. Rod Drive 46 43 79 4585 9-22-79.

Investigated and repaired Control Rod Drive 30 10 79 4586 4-22-79 Investigated and repaired Control Rod Drive 22 10 79 4587 9-22-79 Investigated and repaired Control Rod Drive 38 41 1150 367

79-4588 9-28-79 Repaired control rod drive accumulator solenoid valve 79-5344 9-16-79 Rod Sequence Control; page test does not work at 50%

rod density.

Investigated and repaired 79-5097 9-19-79 Investigated why process computer receives no signal for LPRMs 79 5171 9-9-79 "1B" RBM is not working properly; investigated and repaired 79-5293 9-17-79 Repaired recire flow units B and D 79-3683 9-28-79 Repaired RHR S/W strainer outlet valve 79-c813 9-17-79 Checked calibration fo r RHR S/W "B"

Loop flow transmitter 79-4814 9-17-79 Checked calibration on RHR S/'

" A" Loop flow transmitter 79-5304 9-11-79 R.placed RHR S/W Discharge Pressure Guage on "B"

Pump 70-5419 9-17-79 Repaired RHR Hx Bypass Valve

" A" Loop indicator light 79 4901 9-9-79 Replaced oil in HPCI turbine 79-5024 9-6 79 Repaired HPCI Aux. oil pump 79-5054 9-9-79 Repaired HPCl turbine oil pump 79-1608 9-18-79 Repaired oil leak from gear reducer on trolley drive on refueling platform 79-3404 9-22-79 Replaced the main hoist joy lever on the refueling platform 79-5514 9-21-79 Repaired R/W flow to canal recorder m rn

79-537?

9-13-79 Repaired

" Cooling Malfunction Bay C"

alarm in the EHC cabinets 79-4294 9-19-79 Checked the validity of the calibration of instrumentation on attached list (SRM

recorder, MSL leak
detector, Topaz inverter) 79-4913 9-10-79 Adjusted main steam line hanger 79-5320 9-20-79 Eepaired snubber MSH oil leak 79-4996 9-17-79 RFPT 1A; repaired oil leaks on hydraulic control system 79 4874 9-14-79 Re pla ce d 3

cells in R42-S009 DCR 7o-216 79-5569 9-20-79 Performed battery chargers inspection 79-5244 Q-11-79 Repaired N2 makeup flow recorder 79-4499 9 79 Repaired motor M2, M3 Louvers in Gen. (D/G1 room

/

e 1150 069

Georgia Power Company Post Office Box 442 Baxley, Georgia 31513 Telegnone 912 067-7781 912 537-9444 m

Georgia Power Edwin I. Hatch Nuclear Plant me southern eiectrc system October 10, 1079 PM 79-893 PLANT E. I. HATCH NRC Monthly Report Docket No. 50-366 Director Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, D.C.

20555

Dear Sirs:

Pursuant to Section 6.9.1.6 of the Hatch Unit 2 Technical Specifications, please find attached the NRC Monthly Operating Report.

- ' ll 7, M Manry

'J Plant Manager MM/peb xc:

C. T. Moore T. V. Greene File 1150 070

OPERATING DATA REPORT DOCKET NO. 50-366 DATE 10-1-79 CONIFLETED BY G. L. Johnson TELEPHONE 912-J6 /- / 781 OPERATING STATUS

1. Unit Name:

Hatch 2 Notes

2. Reporting Period:

September 1979

3. Licensed Thermal Power (>lWt):

2436 MWt

4. Nameplate Rating (Gross 5tWe):

900 3 Gross WAe

5. Design Electrical Rating (Net 51We):

786.3 Net MWe

6. Sf aximum Dependable Capacity (Gross 5tWe): 797.3 Gross MWe 764.3 Net MWe
7. 5f aximum Dependable Capacity (Net 31We):
8. If Changes Occur in Capacity Ratings (Items Ni.mber 3 Through 7) Since Last Report. Give Reasons:
9. Power Level To Which Restricted. If Any (Net 51We):
10. Reasons For Restrictions,If Any:

This hfonth Yr..to.Date Cumulative II. Hours in Reporting Period 720 674 624

12. Number Of Hours Reactor Was Critical 641.8 554.3 554.3
13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0
14. Hours Generator On.Line 515.9 435.3 435.3
15. Unit Reserve Shutdown Hours 0.0 0.0 0.0
16. Gross Thermal Energy Generated (5tWH) 1054355 892611 892611
17. Gross Electrical Energy Generated (51WH)

- 340620

18. Net Electrical Energy Generated (51WH) 323398 292500 292500 277366 277366
19. Unit Service Factor 71.6 69.8 69.8
20. Unit Availability Factor 71.6 69.8 69.8
21. Unit Capacity Factor (Using SIDC Net) 58.8 58.2 58.2
22. Unit Capacity Factor (Using DER Net) 57.1 56.5 56.5
23. Unit Forced Outage Rate 24.0 25.3 25.3
24. Shutdowns Scheduled Over Next 6 Sionths (Type. Date, and Duration of Each):
25. If Shut Down At End Of Report Period. Estimated Date of Startup:
26. Units in Test Status (Prior to Commercial Operation):

Forecast Achieved INITI.\\ L CRITICA LITY INITIAL ELECTRICITY CO.\\l>1ERCIA L OPER ATION 1150 071 mn

AVERAGE DAILY UNIT POWER LEV";.

DOCKET NO.

50-366 UNIT Hatch 2 DATE 10-1-79 COMPLETED BY G. L. Johnson 912-367-7781 TELEPHONE MONDI Sectember 1979 DAY AVFRAGE DAILY POWER LEVFL DAY AVERAGE DAILY POWER LEVEL (MWe Net) 8 MWe-Neti 602 i7 54 2

658 is 419 3

340 39 720 4

31R 20

. 756 5

707 21 671 6

742 22 186 7

680 23 507 8

-2 24 764 9

-17 764 25 to

-18 26 772 II

-13 27 770 12 124 739 23 13 627 29 10 i4 745 3o 368 15 495

~

yi 16

-17 INSTRUCTIONS On this format, hst the average daily unit power lesel in MWe Net for each day in the reporting inonth. Coinpt.te to the nearest whole megawatt.

(9/77) 1150 172

-e,.

L

s 50-366 DOCKErNo.

UNITS!!UTDOWNS AND POWER REDUCTIONS UNIT NA5tE Hatch 2 DATE 10-10-79 COMPLETED !!Y G. L. Johnson REPORT MONTII Sentomber TELErilONE 912-367-7781 e.

jg 3

Y Licensee h

Cause & Corrective No.

Date g

3g s

_a s 5 Event yy gO3 Action to jE 5 ;5 g Report #

mV Psevent Recurrence H

o e

v O

79-21 79-09-03 F

15:23 8

3 N/A 1A INSTRU Rx' Scram Turbine Trip on Low Vacuum 79-22 79-09-08 S

106:45 B

1 NA HJ XXXXXX Shutdown to repair MSR Steam-Leaks 79-23 79-09-15 S

7:32 B

N/A N/A ZZ ZZZZZZ Turbi'ne Testing I

I 79-24 79-09-15 F

40:43 B

3 NA 1A VALV0P R.x Scram TCV Fast Closure 79-25 73-09-22 S

13:00 b

1 NA XX TRANSF Shutdown to repair Alterrex System.

M 73-26 79-09-29 S

27:52 B

1-NA XX XXXXXX Shutdown to repair EHC 011 Leak gg C3 We)

(M

>e)

~

LJ1

- l 2

3 4

CD F. Forced Reason:

Method:

Exhibit G. Instructions S: Scheduled A Equipment Failure (Explain) 1 Manual for Preparation of Data i'

a D.M.:inienance oi Test 2 Manual Scram.

Entsy Sheets for Licensee rd y

C Refueling 3 Automatic Scram.

Event Report (LER) File (NUREG-g u

D Itegulatory Restriction 4-Ot her (Explain) 0161)

I! Operato Training & License Examination U

F Adrnimstrative 5

G-Operational Esrur (Explain)

Exhibit i. Same Source (9/77)

Il Other (Explain)

NARRATIVE REPORT UNIT 2 September 3rd Rx Scram Turbine Trip on Low Vacuum September 4th Generator tied to line 0400 CST September 8th Shutdown to repair MSR Steam Leaks September 12th Generator tied to line 1315 CST September 15th Reduction due to Turbine Testing September 15th Rx Scram TCV Fast Closure September 17th Generator tied to line 1139 CST September 22nd Shutdo*wn to repair Alterrex System September 22nd Generator tied to line 2350 CST September 24th Shutdown to repair EHC oil leak September 30th Gen?rator tied to line 0714 CST 1150 074

HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR SEPTEMBER 1979 NUMBER DATE COMPLETED DESCRIPTION 78 4486 9-12-79 LPCI meter; repaired frequency meter 79-1506 8-29-70 Installed pressure transduces in the Main Steam piping in Drywell 79 4211 9-5-79 Repaired Rod Block Monitor 79-4122 8-10-79 Recalibrated HPCI Turbine Temp. Reoceder 79-2815 8-28-79 Repaired disc in check valve 79-3825 8-24-74 Reoaired seals in Rx HO 2

Clean-up Pump 2B 79-3509 9-19-79 Re pla ce d diaphragms in SRVDL pressure switches 79-3563 9-21-79 Repaired inboard MSIV "B"

79-3898 Q-21-79 Negative ground on "B"

SS battery recorded; investigated and repaired as needed 79-4347 9-21-79 Repaired indication light for inboard MSIV 79 4500 9-18-79 Repaired indication light for Primary Containment Isolation Check Valve 79-4509 9-21-79 Repaired bad pressure seal in main steam line drain valve 79 4252 9-21-79 Repaired reac to r water sample inboard isolation valve 79 4379 9-21-79 Repaired reactor water sample inboard isolation valve 79 4388 9-21-79 Repaired IRM"F" 79 4501 9-21-79 Repaired IRM"F" 1150 075

79-4508 9-21-79 repaired IRM"E" 79-4154 9-7-79 repaired RHR SW pump 2D discharge pressure guage 79-4539 9-21-79 Calibrated jockey pump suction pressura guage 79-4540 9-21-79 Recalibrated jockey pump -

suction pressure guage 79-4153 9-18-79 Repaired HPCI steam line low pressure instrument isolation valve 79 4385 9-13-79 Removed agastat time delav relays which were installed per DCR 79-312 and replaced with instantaneous pickup relays 79-3490 9-11-79 Repaired RCIC isolation valve 79-2644 9-18-79 Installed stainless steel cotter pin per DCR 70-170 on refueling platform 79-4090 9-19-79 Disconnec te d temporary wires from Yarway column the rmoc ou ple s an d placed them in the junction box 79-3351 9-14-79 Repaired chemical waste sample pump B 79-3913 9-19-79 Revised mode switches and program logic in Radwaste Panel per DCR 79-314 79-3930 9-13-79 Repaired CBWRT to CPS A valve 79-4084 9-20-79 Made wiring changes to F384A control logic per DCR 79-341 79 4085 9-20-70 Made wiring changes to F538 control logic cer DCR 70-115 79 4459 9-26-79 Repaired 2A diesel jacket coolant heater 79-3154 9-21-79 Repaired reaction chamber temperature control on post-LOCA H2 recombiner 1150 076

.....

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