ML20096G199

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Monthly Operating Repts for Dec 1995 for Limerick Generating Station Units 1 & 2
ML20096G199
Person / Time
Site: Limerick  Constellation icon.png
Issue date: 12/31/1995
From: Gallagher M, Henricks D
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9601250037
Download: ML20096G199 (11)
v • d • e


Text

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S..-ator a, PA 19464-0920 T.S.6.9.1.6 January 11, 1996 Docket Nos. 50-352 50-353 License Nos. NPF-39 NPF-85 U.

S. Nuclear Regulatory Commission Attn:

Document Control Desk Washington, DC 20555

Subject:

Limerick Generating Station Monthly Operating Report For Units 1 and 2 Enclosed are the monthly operating reports for Limerick Units.1 and 2 for the month of December 1995 forwarded pursuant to Technical Specification 6.9.1.6.

Very truly yours, Sag hled e MPG Michael P. Gallagher Director - Site Engineering drh Enclosures cc:

T. T. Martin, Administrator, Region I, USNRC N.

S.

Perry, USNRC Senior Resident Inspector LGS W. G. MacFarland, Vice President, LGS 9601250037 951231 PDR ADCCK 050003E2 R

PDR 250032 s

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Docket No. 50-352 Attachment to Monthly Operating Report for December 1995 Umerick Generating Station Unit 1 December 1 through December 31,1995 1.

Narrative Summarv of Ooeratina Exoeriences Unit 1 began the month of December at a nominal 100% of rated thermal power (RTP).

l i

On December 17,1995 at 0207 hours0.0024 days <br />0.0575 hours <br />3.422619e-4 weeks <br />7.87635e-5 months <br />, power was reduced to 89 % RTP for main turbine valve testing. Power was restored to 100% RTP at 0530 hours0.00613 days <br />0.147 hours <br />8.763227e-4 weeks <br />2.01665e-4 months <br />.

J On December 27,1995 at 1020 hours0.0118 days <br />0.283 hours <br />0.00169 weeks <br />3.8811e-4 months <br />, power was reduced to 80% RTP for control rod scram time testing and to remove the 5th feedwater heaters from j

service. Power was restored to 100% RTP at 1400 hours0.0162 days <br />0.389 hours <br />0.00231 weeks <br />5.327e-4 months <br />, j

Unit 1 ended this operating period at 100% of RTP.

II.

Challenaes to Main Steam Safety Relief Valves There were no challenges to the Main Steam Safety Relief Valves during the month of December.

i

DVEROGE DOILY UNIT POWER LEVEL DOCKET NO. 50 - 352 UNIT LIMERICK UNIT 1 DATE JANUARY 11, 1996 COMPANY PECO ENERGY COMPANY DAVID R.

HENRICKS REPORTS ENGINEER SITE ENGINEERING LIMERICM GENERATING STATION TELEPHONE (610) 718-3772 MONTH DECEMBER 1995 DAV AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWE-NET)

(MwE-NET) 1 1046 17 1035 2

1050 18 1051 0

1045 19 1047 4

1045 20 1046 5

1049 21 1042 6

1049 22 1034 7

1048 23 1035 8

1052 24 1030 9

1048 25 1026 10 1054 26 1022 11 1048 27 995 12 1052 28 1024 13 1047 29 1031 14 1047 30 1031 15 1047 31 1031 16 1043

OPERATING DATA REPORT DOCKET NO. 50 - 3r2 DATE JANUARY 11 1996 COMPLETED BY PECO ENERGY COMPANY DAVID R.

HENRICK5 REPORT 5 ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (610) 718-3772 OPERATING STATUS 1.

UNIT NAME: LIMERICK UNIT 1 NOTES: THERE WERE NO LOAD DROPS 2.

REPORTING PERIOD:

DECEMBER. 1995 GREATER THAN 20% THIS MONTH.

3.

LICENSED THERMAL POWER (MwT):

3293 4 NAMEPLATE RATING (GROSS MwE):

1092

5. DESIGN ELECTRICAL RATING (NET MwE):

1055 6.

MAXIMUM DEPENDABLE CAPACITY (GROSS MwE): 1092 i

7.

MAXIMUM DEPENDABLE CAPACITV (NET MwE):

1O55 l

S.

IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7) SINCE LAST REPORT. GIVE pt-50N5:

9. POWER LEVEL TO wHICH RESTRICTED. IF ANV (NE' MwE):
10. REASONS FOR RESTRICTIONS. IF ANV:

TMIS MONTH VR-TO-DATE CUMULATIVE 11 HOURS IN REPORTING PERIOD 744 8.760 86.904

12. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 8.115.4 72.223.7
13. REACTOR RESERVE 5HUTDOWN HOtt R S 0.0 0.0 0.0 14 HCURS GENERATOR ON-LINE 744.0 7.974.4 70.999.9
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GENERATED (MwH) 2.434.013 25.824.356 220.140.994
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 803.500 8.450.200 71.634.480
18. NET ELECTRICAL ENERGY GENERATED (MwH) 774.008 8.147.466 68.791.472 PAGE 1 OF 2

7 OPERATING DATA REPORT (CONTINUED)

DOCKET NO. 50 - 352

-____--.--_----____a-DATE JANUARY 11, 1996 THIS MONTH VR-TC DATE CUuutATIVE

19. UNIT SERVICE FACTOR 100.0 91.0 81.7
20. UNIT AVAILABILITY FACTOR 100.0 91.0 81.7 21 UNIT CAPACITY FACTOR (USING MDC NET) 98.6 88.2 75.0
22. UNIT CAPACITV FACTOR (USING DER NET) 98.6 88.2 75.0
23. UNIT FORCED OUTAGE RATE O.0 4.7 4.3
24. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE. DATE, AND DURATION OF EACH):

1 1.

REFUELING OUTAGE, SCHEDULED FOR 2/2/96. LASTING 20 DAYS.

25. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:
26. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION):

FORECAST ACHIEVED INITIAL CRITICALITV 12/19/84 12/22/84 INITIAL ELECTRICITV MID APRIL 85 4/13/05 COMMERCIAL ODERATION IST OTR 86 2/01/86 PAGE 2 OF 2

UNIT SHUTDOONS AND POWER REDUCTIONS DOCKET NO. 50 - 352 UNIT NAME L?MERICK UNIT 1 t> \\T E JANUARY 11, 1996 REPORT MONTH DECEMBER, 1995 COMPLETED BY FECO ENERGY COMPANY DAVID R.

HENRICKS REPORT 5 ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (610) 718-37T2

..---------------------------- ------------------------------.--------------------.. ------~~.-------.--.- -------

METHOD OF l LICENSEE SYSTEM ' COMPONENT CAUSE AND CORRECTIVE TVPE DURATION REASON SHUTTING DOWN!

EVENT CODE CODE ACTION TO NO.

DATE (1)

(HOURS)

2)

R E A CT OR (3) l REPORT *

(4)

(5)

PREVENT RECURRENCE L

i I

90 951217 ! 5 000.0 B

4 N/A l

HA VALVEX REACTOR POWER WAS REDUCED TO 89% DUE TO 4

l MAIN TURBINE VALVE TESTING.

4 t

91 9512.7 5

000.0 B

4 N/A CH HTEXCH AEACTOR POWER WAS REDUCED TO 80% TO 4

REMOVE THE STH FEEDWATER HEATERS FROM 4

SERVICE AND TO PERFORM CONTROL ROD SCRAM 4

TIME TESTING.

4 4

i 1

I (1)

(2)

(3)

(4)

F - FORCED REASON METHOD EXHIBIT G-INSTRUCTIONS 5-SCHEDULED A - EQUIPMENT FAILURE (EXPLAIN) 1 - MANUAL FOR PREPARATION OF DATA B-MAINTENANCE OR TEST 2 - MAdUAL SCRAM.

ENTRY SHEETS FOR LICENSEE C - REFUELING 3 - AUTOMATIC SCRAM.

EVENT REPORT (LER)

D-REGULATORY RESTRICTION 4 - OTHER (EXPLAIN)

FILE (NUREG-0161)

E - OPERATOR TRAINING + LICENSE EXAMINATION F - ADMINISTRATIVE (5)

G - OPERATIONAL ERROR (EXPLAIN)

H - OTHER(EXPLAIN)

EXHIBIT I - SAME SOURCE

t Docket No. 50-353 Attachment to Monthly Operating Report for December 1995 -

Umerick Generating Station Unit 2 December 1 through December 31,1995 1.

Narrative Summarv of Ooeratina Exoeriences Unit 2 began the month of December at a nominal 100% of rated thermal power (RTP).

On December 1,1995 at 2214 hours0.0256 days <br />0.615 hours <br />0.00366 weeks <br />8.42427e-4 months <br />, power was reduced to 65% RTP for -

hydraulic control unit maintenance. Power was restored to 100% RTP at 0500 hours0.00579 days <br />0.139 hours <br />8.267196e-4 weeks <br />1.9025e-4 months <br /> on December 3,1995.

On December _10,1995 at 0213 hours0.00247 days <br />0.0592 hours <br />3.521825e-4 weeks <br />8.10465e-5 months <br />. power was reduced for main turbine valve testing. Power was restored to 100% RTP at 0515 hours0.00596 days <br />0.143 hours <br />8.515212e-4 weeks <br />1.959575e-4 months <br />.

On December 10,1995 at 1157 hours0.0134 days <br />0.321 hours <br />0.00191 weeks <br />4.402385e-4 months <br />, a fire alarm annunciated for the D23 diesel generator bay. At 1158 hours0.0134 days <br />0.322 hours <br />0.00191 weeks <br />4.40619e-4 months <br /> an equipment operator reported flames visible at a ceiling light fixture. At 1203 hours0.0139 days <br />0.334 hours <br />0.00199 weeks <br />4.577415e-4 months <br /> the lighting feeds were opened to j

the lighting fixture. An unusual event was declared at 1208 hours0.014 days <br />0.336 hours <br />0.002 weeks <br />4.59644e-4 months <br />. At 1209 hours0.014 days <br />0.336 hours <br />0.002 weeks <br />4.600245e-4 months <br />, the fire brigade leader reports that the fire is out. The unusual event was terminated at 1234 hours0.0143 days <br />0.343 hours <br />0.00204 weeks <br />4.69537e-4 months <br />. The fire was the result of a faulty receptacle that supplies the lighting fixture.

On December 11,1995 at 1023 hours0.0118 days <br />0.284 hours <br />0.00169 weeks <br />3.892515e-4 months <br />, power was reduced to 95% RTP following receipt of a 4A feedwater heater high level isolation. The high level was the result of a failed instrument air line. The air line was repaired, the feedwater heater was placed in service, and power was restored to 100% RTP at 1310 hours0.0152 days <br />0.364 hours <br />0.00217 weeks <br />4.98455e-4 months <br />.

On December 23,1995 at 0100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br />, power was reduced to 97% RTP for main turbine valve testing. Power was restored to 100% RTP at 0145 hours0.00168 days <br />0.0403 hours <br />2.397487e-4 weeks <br />5.51725e-5 months <br />.

On December 29,1995 at 2255 hours0.0261 days <br />0.626 hours <br />0.00373 weeks <br />8.580275e-4 months <br />, power was reduced to 98% RTP for main turbine valve testing. Power was restored to 100% RTP at 2338 hours0.0271 days <br />0.649 hours <br />0.00387 weeks <br />8.89609e-4 months <br />.

Unit 2 ended this operating period at 100% of RTP.

II.

Challences to Main Steam Safety Relief Valves There were no challenges to the Main Steam Safety Relief Valves during the month of December.

QVERAGE DAILY UNIT PODER LEVIL DOCKET NO. 50 - 353 UNIT LIMERICK UNIT 2 DATE JANUARY 11, 1996 COMPANv PECO ENERGV COMPANY D*,VID R.

HENRICKS REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (610) 718-3772 MONTH DECEMBER 1995 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWE-NET)

(MWE-NET) 1 1137 17 1137 2

805 18 1141 3

1138 19 1137 4

1133 20 1137 5

1136 21 1145 5

1136 22 1137 7

1141 23 1141 8

1141 24 1137 9

1141 25 1137 10 1129 26 1141 11 1133 27 1145 12 1137 28 1129 13 1141 29 1141 14 1141 30 1137 15 1141 31 1141 16 1133

OPERATING DATA REPORT DOCKET NO. 50 - 353 DATE JANUARY 11, 1996 COMPLETED BV PECO ENERGY COMPANY DAVID R.

HENRICKS REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (610) 718-3772 OPERATING STATUS 1.

UNIT NAME: LIMERICK UNIT 2 NOTES: THERE WAS 1 LOAD DROP 2.

REPORTING PERIOD:

DECEMBER. 1995 GREATER THAN 20% THIS MONTH 3.

LICENSED THERMAL POWER (MwT):

3458 TO PERFORM HYDRAULIC CONTROL 4 NAMEPLATE RATING (GROSS MWE):

1163 UNIT MAINTENANCE.

5.

DESIGN ELECTRICAL RATING ( N E

MWE):

1115 6.

MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 1155 7.

max 1Muu DEPENDABLE CAPACITV (NET MWE):

1 5

8.

IF CHANGES OCCUR IN CAPACITV RATINGS (ITEMS NUMBER 3 THROUGH 7) SINCE LAST REPORT. GIVE REASONS:

9.

POWER LEVEL TO WHICH RESTRICTED. IF ANY (NET MwE):

10. REASONS FOR RESTRICTIONS. IF ANY:

THIS MONTH VR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 744 8.760 52.416
12. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 8.169.8 47.532.8
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 14 HOURS GENERATOR ON-LINE 744.0 7.986.9 46.591.8
15. Ur.I T RESERVE SMUTDOWN HOURS 0.0 0.0 0.0

~~----.

16. GROSS THERMAL ENERGY GENERATED (MwH) 2,543.388 26.116.152 148.345.735
17. GROSS ELECTRICAL ENERGY GENERATED (MnH) 863.800 8.694.300 49.077.880
18. NET ELECTRICAL ENERGV GENERATED (MwH) 838.665 8.401.431 47.303.631 PAGE 1 OF 2

OPERATING DATA REPORT (CONTINUED)

DOCKET G40. 50 - 353 o

~.

DATE JANUARY 11 1996 THIS MONTH VR-TO-DATE CUMULATIVE

19. UNIT SERVICE FACTOR 100.0 91.2 88.9
20. UNIT AVAILABILITY FACTOR 100.0 91.2 88.9
21. UNIT CAPACITY FACTOR (USING MDC NET) 101.1 86.2 84.8
22. UNIT CAPACITY FACTOR (USING DER NET) 101.1 86.2 84.8
23. UNIT FORCED OUTAGE RATE O.0 2.7 3.3 24 SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE. DATE. AND DURATION OF EACH):
25. IF SHUTDOWN AT END OF RJPORT PERIOD. ESTIMATED DATE OF STARTUP:
26. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION):

FORECAST ACHIEVED INITIAL CRITICALITY 08/12/89 08/12/89 INITIAL ELECTRICITY 09/01/89 09/01/89 COMMERCIAL OPERATION 02/01/90 01/08/90 i

PAGE 2 OF 2 a

5

UNIT SHUTDOWNS AND power REDUCTIONS DOCKET NO. 50 - 353 UNIT NAME LIMERICK UNIT 2 DATE JANUARY 11, 1996 I

R2 PORT MONTH DECEMBER, 1995 COMPLETED BV PECO ENERGY COMPANY DAVID R.

HENRICKS REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (610) 718-3772

.....--.---..----------.--- ------------...--------------.----------~~-~~~---------.---------- ----- -.------...--.---......

l l

l METHOD OF l

LICENSEE

Sv5 TEM COMPONENT CAUSE AND CORRECTIVE TYPElDURATION REASON l5 HUTTING DOWNI EVENT CODE CODE ACTION TO NO.

DATE (1)l (HOURS)

(2) i REACTOR (3) }

REPORT *

(4)

(5)

PREVENT RECURRENCE l

l l

l 84 l 961201 S

000.0 B

4 N/A RB CRDRVE l REACTOR POWER WAS REDUCED TO 65% DUE TO 4

PERFORM HYDRAULIC CONTROL UNIT MAINT.

4 85 951210 5

000.0 B

4 N/A HA VALVEx REACTOR POWER WAS REDUCED TO 98% DUE TO 4

MAIN TURBINE VALVE TESTING.

4 86 951211 F

000.0 A

4 N/A CH INSTRO REACTOR POWER WAS REDUCED TO 95% DUE TO 4

FAILED INSTRUMENT AIR LINE ON 4A FEED 4

WATER HEATER HIGH LEVEL ISOLATION ALARM 4

87 951223 1 5 000.0 B

4 N/A HA VALVEx REACTOR POWER WAS REDUCED TO 97% DUE TO 4

MAIN TURBINE VALVE TESTING.

4 I

88 l 951229 5

000.0 B

4 N/A HA VALVEx REACTOR POWER WAS REDUCED TO 90% DUE TO 4

l l

l MAIN TURBINE VALVE TESTING.

4 l

i 1

4 1

1 1

I i

1 1

I (1)

(2)

(3)

(4)

F - FORCED REASON METHOD EXHIBIT G-INSTRUCTIONS S-SCHEDLLED A - EQUIPMENT FAILURE (EXPLAIN) 1 - MANUAL FOR PREPARATION OF DATA B - MAINTENANCE OR TEST 2 - MANUAL SCRAM.

ENTRY SHEETS FOR LICENSEE C - REFUELING 3 - AUTOMATIC SCRAM.

EVENT REPORT (LER)

D - REGULATORY RESTRICTION 4 - OTHER (EXPLAIN)

FILE (NUREG-0161)

E - OPERATOR TRAINING + LICENSE EXAMINATION F - ADMINISTRATIVE (5)

G - OPERATIONAL ERROR (EXPLAIN)

H - OTHER(EXPLAIN)

EXHIBIT I - SAME SOURCE J

F m

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