Text

Monthly Operating Repts for Oct 1996 for Limerick Generating Station Units 1 & 2
	ML20134J904
Person / Time
Site:	Limerick
Issue date:	10/31/1996
From:	Henricks D, Sproat E; PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	; NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
	NUDOCS 9611180131
	Download: ML20134J904 (11)
	v • d • e

Limerick GDnerCting Otation i

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A UNir or /YCO ENf RCV Sanatoga PA 19464-0920 T.S.6.9.1.6 November 13,1996 Docket Nos. 50-352 50-353 License Nos. NPF-39 NPF-85 U. S. Nuclear Regulatory Commission Attn: Document Contrd btA i

Washington, DC 20555 i

Subject:

Limerick Generating Station Monthly Operating Report For Units 1 and 2 j

i Enclosed are the monthly operating reports for Limerick Units 1 and 2 for the j

month of October 1996 forwarded pursuant to Technical Specification 6.9.1.6.

Very truly yours, Edward F Sproat,Ill Director - Site Engineering drh Enclosures l

cc:

H. J. Miller, Administrator, Region I, USNRC N. S. Perry, USNRC Senior Resident Inspector LGS W. G. MacFarland, Vice President, LGS p'

9611100131 961031 PDR ADOCK 05000352 R

PDR g

180020 1

Docket Ns. 50-352 Attachment to Monthly Operating Report for October 1996 Limerick Generating Station Unit 1 October 1 through October 31,1996 1.

Narrative Summarv of Operatino Experiences i

i Unit 1 began the month of October 1996 at a nominal 100% of rated thermal power (RTP).

On October 4,1996 at 2220 hours0.0257 days 0.617 hours 0.00367 weeks 8.4471e-4 months , power was reduced to 98% RTP for main turbine valve testing. Power was restored to 100% RTP at 2305 hours0.0267 days 0.64 hours 0.00381 weeks 8.770525e-4 months .

)

On October 11,1996 at 2253 hours0.0261 days 0.626 hours 0.00373 weeks 8.572665e-4 months , power was reduced to 98% RTP for main turbine valve testing. Power was restored to 100% RTP on October 12,1996 at 0000 hours0 days 0 hours 0 weeks 0 months .

On October 18,1996 at 2230 hours0.0258 days 0.619 hours 0.00369 weeks 8.48515e-4 months , power was reduced to 92% RTP for control rod pattern adjustment and main turbine valve testing. Power was restored to 100% RTP on October 19,1996 at 0139 hours0.00161 days 0.0386 hours 2.29828e-4 weeks 5.28895e-5 months .

On October 22,1996 at 1144 hours0.0132 days 0.318 hours 0.00189 weeks 4.35292e-4 months , power was reduced to 90% RTP for main turbine front standard oil leak. Power was restored to 100% RTP on October 22,1996 at 1446 hours0.0167 days 0.402 hours 0.00239 weeks 5.50203e-4 months .

On October 25,1996 at 2220 hours0.0257 days 0.617 hours 0.00367 weeks 8.4471e-4 months , power was reduced to 98% RTP for main turbine valve testing. Power was restored to 100% RTP on October 26,1996 at 0008 hours9.259259e-5 days 0.00222 hours 1.322751e-5 weeks 3.044e-6 months .

Unit 1 ended this month operating at 100% RTP.

j ll.

Challenoes to Main Steam Safety Relief Valves j

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

1 l

l l

AVERAGE DAILY POWER LEVEL-DOCKET NO. 50-352 4

UNIT LIMERICKUNIT1 DATE NOVEMBER 13,1996 COMPANY-PECO ENERGY COMPANY DAVID R. HENRICKS REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATli3G STATION TELEPHONE (610)718-3772

{

MONTH OCTOBER,1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWE-NET)

(MWE-NET) 4 1

1105 17 1105 2

1113 18 1109 3

1113 19 1112 4

1117 20 1116 5

1121 21 1116 t

6 1115 22 1108 7

1117 23 1108 8

1113 24 1112 9

1117 25 1113 10 1113 26 1113 11 1122 27 1111

?

12 1117 28 1113 i

13 1113

~ 29 1121 14 1109 30 1108 15 1118 31 1116 16 1114

- - - _.. _... -.. - _ _ _ -.. -.. _ _... -.. - -. -. ~..., - -

-I

OPERATING DATA REPORT'-

I DOCKET NO. '50-352 I

DATE NOVEMBER 13,1996 COMPLETED BY PECO ENERGY COMPANY DAVID R.HENRICKS REPORTS ENGINEER SITE ENGINEERING i

UMERICK GENERATING STATION

[

TELEPHONE (610)718 3772 OPERATING STATUS

{

1. UNIT NAME. ------------------------.-----------------------

LIMERICK UNIT 1 i

2. REPORTING PERIOD: _ _ _ _ _ _ _ _ _ _ _ _, _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ OCTOBE_R,1,996 GREATER THAN 20% THIS MONTH

3. LICENSED THERMAL POWER (MWT). _ _ _ _,,, _ _ _ _ _ _, _ _ _ _,, _ _ _ _ _ _ _ _ _ _ _3458

4. NAMEPLATE RATING (GROSS MWE): __________________,___________1,1_00_

5. DESIGN ELECTRICAL RATING (NET MWE): _____________.,____________11_05

[

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE):,,__.___,_____________1145,

7. MA)0 MUM DEPENDABLE CAPACITY (NET MWE): ______,________________1_105 j

8.' IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS 3 THROUGH 7 ) SINCE LAST REPORT, GIVE REASONS:

[

L

9. POWER LEVEL TO WHICH RESTRICTED,IF ANY(NET MWE):

10. REASONS FOR RESTRICTIONS,IF ANY:

THIS MONTH YR-TO-DATE CUMULATIVE

~i

11. HOURS IN REPORTING PERIOD 745 7.320 94,224 i

12. NUMBER OF HOURS REACTOR WAS CRITICAL 745.0 6,439.7 78,863.4

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 i

14. HOURS GENERATOR ON-LINE 745.0 6,296.1 77,296.0

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 l

16. GROSS THERMAL ENERGY GENERATED (MWH) 2,568.918 20,096,686 240,837,581

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 857,300 6,796,300 78,430,780

18. NET ELECTRICAL ENERGY GENERATED (MWH) 829,445 6,555,881 75,347,333 j

t PAGE 1 OF 2 i

--.-m..

........-,,,........_.,...,........._._,,m

.~_ _-_..-.....__. -._,

OPERATING DATA REPORT (CONTINUED)

DOCKET NO.

50-352 DATE. NOVEMBER 13,1996 THIS MONTH YR-TO-DATE CUMULATIVE

19. UNIT SERVICE FACTOR 100.0 %

86.0 %

82.0 %

20. UNIT AVAILABfUTY FACTOR 100.0 %

86.0 %

82.0 %

1 21 UNIT CAPACITY FACTOR (USING MDC NET) 100.8 %

81.5 %

75.5 %

j

22. UNIT CAPACITY FACTOR (USING DER NET) 100.8 %

81.5 %

75.5 %

23. UNIT FORCED OUTAGE RATE

.0%

4.1 %

4.3 %

j

24. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE, DATE AND DURATION OF EACH):

25. IF SHUTDOWN AT THE END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:

26. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATIONS):

FORECAST ACHIEVED INITIAL CRITICALITY 12/19/84 12/22/84 INITIAL ELECTRICI1Y MID APRIL 85.

04/13/85 COMMERCIAL OPERATION 1ST QTR 86 02/01/86 t

PAGE 2 OF 2 4.- -mm

. m..

. m

.-.-.m m

m.m m-=-.-

-- -m m

UNIT SHUTDOWNS AND POWER REDUCTIONS L

DOCKETNO. 50-352 UNITNAME UMERICKUNIT1 DATE NOVEMBER 13,1996 COMPLETED BY PECO ENERGY COMPANY DAVID R. HENRICKS REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION REPORT MONTH OCTOBER,1996 TELEPHONE (610)7183772 l

r METHOD OF UCENSEE SYSTEM COMPONENT CAUSE AND CORRECTIVE TYPE DURATION REASON SHUTTING DOWN EVENT CODE CODE ACTION TO NO.

DATE (1)

(HOURS)

(2)

REACTOR (3)

REPORT #

(4)

(5)

PREVENT RECURRENCE 153 961004 S

0.0 B

4 N/A HA VALVEX REACTOR POWER WAS REDUCED TO 98% DUE TO MAIN TURBINE VALVE TESTING.

154

=* 1 S

0.0 B

4 N/A HA VALVEX REACTOR POWER WAS REDUCED TO 98% DUE TO MAIN TURBINE VAL *K TESTING.

155 961018 b

0.0 B

4 N/A RB CONROD REACTOR POWER WAS REDUCED TO 92% DUE TO CONTROL ROD PATTERN ADJUSTMENT AND MAIN TURBINE VALVE TESTING.

156 961022 F

0.0 A

4 N/A HA TURBIN REACTOR POWER WAS REDUCED TO 90% DUE TO A MAIN TURBINE FRONT STANDARD OIL LEAK.

157 961025 S

0.0 B

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

MAIN TURBINE VALVE TESTING.

TOTAL HOURS 00 l

t l

f

-}

I (1)

(2)

(3)

(4)

[

F-FORCED REASON METHOD EXHtBIT G -INSTRUCTIONS i

S -SCHEDULED A-EQUIPMENT FAILURE (EXPLAIN) 1 - MANUAL FOR PREPARATION OF DATA i

B - MAINTENANCE OR TEST 2-MANUAL SCRAM ENTRY SHEETS FOR UCENSEE i

I C-REFUELING 3 - AUTOMATIC SCRAM EVENT REPORT (LER)

D - REGULATORY RESTRICTION 4-OTHER (EXPLAIN)

FILE (NUREG-0161)

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

G -OPERATIONAL ERROR (EXPLAIN)

EXHIBIT I-SAME SOURCE H - OTHER (EXPLA!N) i

?

~

Docket No. 50-353 l

Att: chm:;nt to Monthly Operating Report for October 1996 i

Limerick Generating Station i.

Unit 2 October 1 through October 31,1996 i.

Narrative Summary of Operatina Exoeriences Unit 2 began the month of October 1996' at a nominal 100% of rated thermal power (RTP).

On October 4,1996 at 2300 hours0.0266 days 0.639 hours 0.0038 weeks 8.7515e-4 months , power was reduced to 98% RTP for main turbine valve l

testing. Power was restored to 100% RTP on October 5,1996 at 0017 hours1.967593e-4 days 0.00472 hours 2.810847e-5 weeks 6.4685e-6 months , i

l-On October 6,1996 at 0358 hours0.00414 days 0.0994 hours 5.919312e-4 weeks 1.36219e-4 months , power was reduced to 59% RTP for a Generator Stator l

Cooling Y-strainer replacement. Power was further reduced to 22% RTP and the main

?

l turbine was tripped at 0918 hours0.0106 days 0.255 hours 0.00152 weeks 3.49299e-4 months . The main turbine was synchronized to the grid at 1348 and power was restored to 100% RTP on October 7,1996 at 1057 hours0.0122 days 0.294 hours 0.00175 weeks 4.021885e-4 months .

l On October 9,1996 at 1207 hours0.014 days 0.335 hours 0.002 weeks 4.592635e-4 months , power was reduced to 94% RTP for removal of the 6* feedwater heaters from service.' Power was restored to 100% RTP at 1341 hours0.0155 days 0.373 hours 0.00222 weeks 5.102505e-4 months .

4 On October 12,1996 at 2305 hours0.0267 days 0.64 hours 0.00381 weeks 8.770525e-4 months , power was reduced to 83% RTP for condensate pump motor repair work. Power was further reduced to 55% RTP to remove a reactor feed pump. Power was restored to 100% RTP on October 17,1996 at 0102 hours0.00118 days 0.0283 hours 1.686508e-4 weeks 3.8811e-5 months .

On October 18, at 2015 hours0.0233 days 0.56 hours 0.00333 weeks 7.667075e-4 months , power was reduced to 98% RTP for main turbine valve l

testing. Power was restored to 100% RTP at 2105 hours0.0244 days 0.585 hours 0.00348 weeks 8.009525e-4 months .

On October 25,1996 at 2230 hours0.0258 days 0.619 hours 0.00369 weeks 8.48515e-4 months , power was reduced to 98% RTP for main turbine l

l valve testing. Power was restored to 100% RTP at 2330 hours0.027 days 0.647 hours 0.00385 weeks 8.86565e-4 months .

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

11.

Challenoes to Main Steam Safety Relief Valves There were no challenges to the Main Steam Safety Relief Valves during the month of October.

i i

AVERAGE DAILY POWER LEVEL DOCKET NO. 50-353 UNIT UMERICKUNIT2 DATE NOVEMBER 13,1996 i

COMPANY PECO ENERGY COMPANY DAVID R. HENRICKS L

REPORTS ENGINEER -

7 SITE ENGINEERING L

LIMERICK GENERATING STATION I

TELEPHONE (610)718-3772

[

MONTH OCTOBER,1996 r

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL l

(MWE-NET)

(MWE-NET) 1 1120 17 1100 2

1122 18 1107 3

1126 19 1115 4

1127 20 1115 5

1122 21 1114 6

434 22 1112 7

1023 23 1110 8

1123 24 1111 9

1107 25 1114 I

h 10 1117 26 1111 11 1117 27 1105 l

12 1106 28 1108 13 706 29 1112 14 656 30 1105 15 777 31 1112 16 793 i

L

OPERATING DATA REPORT DOCKET NO. 50 -353 DATE NOVEMBER 13,1996 COMPLETED BY PECO ENERGY COMPANY '

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

1. UNIT NAME: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _L_IM_E_R_IC_K_U_N_IT_ 2_

2. REPORTING PERIOD: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _,, _ _ _ _ _ _ _ _ OCTOBE_R 1996 t

GREATER THAN 20% THIS MONTH

3. LICENSED THERMAL POWER (MWT). _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _3458 DUE TO GENERATOR STATOR

4. NAMEPLATE RATING (GROSS MWE): __-------------------------------

COOUNG REPAIR AND CONDENSATE 1163

5. DESIGN ELECTRICAL RATING (NET MWE): __________________________11_15 PUMP VfBRATIONS.

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE):

_____________________1155

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): _______________________1_115

8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS 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 YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 745 7,320 59,736

12. NUMBER OF HOURS REACTOR WAS CRITICAL 745.0 7,297.0 54,829.8

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

14. HOURS GENERATOR ON-LINE 740.5 7,227.2 53,819.0

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 2,417,165 24,705,711 173,051,444

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 801,000 8,212.200 57,290,080

18. NET ELECTRICAL ENERGY GENERATED (MWH)

'774,572 7,941,540 55,245,171 i

i PAGE 10F 2 j

. _-- _.,- __.. -. _ - - _ _ _. _ - _ -...- -..~ - _ _..,,_ ~._ - - _-__ - ___.

~

k OPERATING DATA REPORT (CONTINUED)

=

DOCKET NO.

50-353 DATE NOVEMBER 13,1996 THIS MONTH YR-TO-DATE CUMULATIVE '

19. UNIT SERVICE FACTOR 99.4 %

98.7 %

90.1 %

20. UNIT AVAILABILITY FACTOR 99.4 %

98.7 %

90.1 %

21. UNIT CAPACITY FACTOR (USING MDC NET) 93.2 %

97.3 %

86.3 %

7

22. UNIT CAPACITY FACTOR (USING DER NET) 93.2 %

97.3 %

86.3 %

i

23. UNIT FORCED OUTAGE RATE

.6 %

1.3 %

3.1 %

24. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE, DATE AND DURATION OF EACH):

REFUELING OUTAGE SCHEDULED FOR 1/2497 LASTING 25 DAYS.

25. IF SHUTDOWN AT THE END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:

26. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATIONS):

FORECAST ACHIEVED g

INITIAL CRITICALITY 08/12/89 08/12/89 INITIAL ELECTRICITY 09/01/89 0901/89 I

COMMERCIAL OPERATION 02/01/90 01/08/90 b

PAGE 2 OF 2

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-353

(-

UNIT NAME UMERICKUNIT2 DATE NOVEMBER 13,1996 COMPLETED BY PECO ENERGY COMPANY DAVID R. HENRICKS REPORTS ENGINEER SITE ENGINEERING UMERICK GENERATING STATION REPORT MONTH OCTOBER,1996 TELEPHONE (610)718-3772 METHOD OF UCENSEE SYSTEM COMPONENT CAUSE AND CORRECTIVE TYPE DURATION REASON SHUTTING DOWN EVENT CODE CODE ACTION TO NO.

DATE (1)

(HOURS)

(2)

REACTOR (3)

REPORT #

(4)

(5)

PREVENT RECURRENCE t

i 144 961004 S

0.0 B

4 N/A HA VALVEX REACTOR POWER WAS REDUCED TO 98% DUE TO MAIN TURBINE VALVE TESTING.

145 961006 F

4.5 A

4 N/A HA FILTER REACTOR POWER WAS REDUCED TO 22% DUE TO REPLACEMENT OF THE GENERATOR STATOR COOLING "Y" STRAINER.

146 961009 S

0.0 H

4 N/A CH HTEXCH REACTOR POWER WAS REDUCED TO 94% DUE TO

[

REMOVAL OF SIXTH FEEDWATER HEATERS FROM SERVICE FOR COASTDOWN.

147 961012 F

0.0 A

4 N/A HH PUMPXX REACTOR POWER WAS REDUCED TO 55% DUE TO REMOVAL OF A REACTOR FEED PUMP AND A CONDENSATE PUMP CAUSED BY VIBRATION PROBLEMS.

148 961018 S

0.0 B

4 N/A HA VALVEX REACTOR POWER WAS REDUCED TO 98% DUE TO MAIN TURBINE VALVE TESTING.

149 961025 S

0.0 B

4 N/A HA VALVEX REACTOR POWER WAS REDUCED TO 98% DUE TO MAIN TURBINE VALVE TESTING.

TOTAL HOURS 4.5 (1)

(2)

(3)

(4)

F-FORCED REASON METHOD EXHIBIT G -INSTRUCTIONS S - SCHEDULED A - EQUIPMENT FAILURE (EXPLAIN) 1 - MANUAL FOR PREPARATION OF DATA B -MAINTENANCE OR TEST 2-MANUAL SCRAM ENTRY SHEETS FOR UCENSEE C-REFUEUNG 3 - AUTOMATIC SCRAM EVENT REPORT (LER)

D - REGULATORY RESTRICTION 4-OTHER (EXPLAIN)

FILE (NUREG-0161)

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

G - OPERATIONAL ERROR (EXPLAIN)

EXHIBIT I-SAME SOURCE H - OTHER (EXPLAIN)

--

ML20134J904

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