Text

Monthly Operating Repts for Nov 1996 for Limerick Generating Station Unit 1 & 2
	ML20149M280
Person / Time
Site:	Limerick
Issue date:	11/30/1996
From:	Baxley R, Sproat E; PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	; NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
	NUDOCS 9612130235
	Download: ML20149M280 (11)
	v • d • e

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Limerick G*nersting Station g.

v PECO NUCLEAR

ggg;c~"v A Uvr or PECO EMucy Sanatoga. PA 19464-0920 T.S.6.9.1.6 i

December 11,1996 i

Docket Nos. 50-352 50-353 License Nos. NPF-39 l

NPF-85 l

U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 l

Subject:

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

i l

Enclosed are the monthly operating reports for Limerick Units 1 and 2 for the month of November 1996 forwarded pursuant to Technical Specification 6.9.1.6.

l Very truly yours, Edward F. Sproat, III Director - Site Engineering j

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Enclosures i

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i cc:

H. J. Miller, Administrator, Region I, USNRC

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N. S. Perry, USNRC Senior Resident Inspector LGS W. G. MacFarland, Vice President, LGS l

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9612130235 961130 PDR ADOCK 05000352 R

PM

Dock;t No. 50-352 Attachm:nt to Monthly Operating Report for November 1996 Limerick Generating Station Unit 1 November 1 through November 30,1996 P

l.

Narrative Summary of Operatino Experiences Unit 1 began the month of November 1996 at a nominal 100% of rated thermal power (RTP).

On November 1,1996 at 2145 hours0.0248 days 0.596 hours 0.00355 weeks 8.161725e-4 months , power was reduced to 98% of RTP for main turbine valve testing. Power was restored to 100% RTP at 2300 hours0.0266 days 0.639 hours 0.0038 weeks 8.7515e-4 months .

On November 8,1996 at 2241 hours0.0259 days 0.623 hours 0.00371 weeks 8.527005e-4 months , power was reduced to 98% of RTP for main i

turbine valve testing. Power was restored to 100% RTP on November 9,1996 at 0002 hours2.314815e-5 days 5.555556e-4 hours 3.306878e-6 weeks 7.61e-7 months .

i On November 12,1996 at 0920 hours0.0106 days 0.256 hours 0.00152 weeks 3.5006e-4 months , power was reduced to 99% RTP for feedwater flow sensor problem. Power was restored to 100% RTP at 1330 hours0.0154 days 0.369 hours 0.0022 weeks 5.06065e-4 months .

On November 16,1996 at 2045 hours0.0237 days 0.568 hours 0.00338 weeks 7.781225e-4 months , power was reduced to 60% RTP for control rod exercise test and HCU maintenance. Powerwas restored to 100% RTP on November i

21,1996 at 0323 hours0.00374 days 0.0897 hours 5.340608e-4 weeks 1.229015e-4 months .

On November 21,1996 at 2040 hours0.0236 days 0.567 hours 0.00337 weeks 7.7622e-4 months , power was reduced to 95% RTP for control rod pattern adjustment. Power was restored to 100% RTP on November 22,1996 at 0057 j

hours.

On November 23,1996 at 0200 hours0.00231 days 0.0556 hours 3.306878e-4 weeks 7.61e-5 months , power was reduced to 98% RTP for main turbine valve testing. Power was restored to 100% RTP at 0345 hours0.00399 days 0.0958 hours 5.704365e-4 weeks 1.312725e-4 months .

On November 30,1996 at 0025 hours2.893519e-4 days 0.00694 hours 4.133598e-5 weeks 9.5125e-6 months , power was reduced to 98% RTP for main turbine valve testing. Power was restored to 100% RTP at 0127 hours0.00147 days 0.0353 hours 2.099868e-4 weeks 4.83235e-5 months .

Unit 1 ended this month operating at 100% RTP.

i 11.

Challences to Main Steam Safety Relief Valves i

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

e i

AVERAGE DAILY POWER LEVEL DOCKET NO. 50-352 UNIT LIMERICKUNIT1 DATE DECEMBER 10,1996 COMPANY PECO ENERGY COMPANY ROBERT A. BAXLEY REPORTS ENGINEER SITE ENGINEERING I.lMERICK GENERATING STATION TELEPHONE (610)718-3767 MONTH NOVEMBER,1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWE-NET)

(MWE-NET) i '

1 1120 17 702 2

1121 18 682 3

1121 19 862 4

1121 20 762 5

1120 21 1108 i

6 1117 22 1116

?

7 1105 23 1120 I

8 1099 24 1124 i

f 9

1124 25 1119 I

10 1120 26 1110 i

11 1123 27 1127 r

12 1119 28 1123 p

13 1132 29 1123 4

14 1119 30 1123 15

-1127 16 1006 f

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OPERATING DATA REPORT DOCKET NO. 50 -352 DATE DECEMBER 10,1996 COMPLETED BY PECO ENERGY COMPANY ROBERT A. BAXLEY REPORTS ENGINEER i

SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (610)718-3767 s

~

OPERATING STATUS

1. UNIT NAME:

LIMERICK. UNIT 1 NOTES: THERE WAS ONE LOAD DROP

2. REPORTING PERIOD:

_ NOVEMBER,1996_

GREATER THAN 20% THIS MONTH

3. LICENSED THERMAL POWER (MWT) ___

3458 DUE TO ON-LINE HCU

4. NAMEPLATE RATING (GROSS MWE):

1160 l

S. DESIGN ELECTRICAL RATING (NET MWE):

1105

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE):

1145

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE):

1105

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:

[

f

HIS MON"'H YR-TO-DATE CUMULATIVE l

11. HOURS IN REPORTING PERIOD 720 8,040 94,944

[

f

12. NUMBER OF HOURS REACTOR WAS CRITICAL 7'.U.0 7,159.7 79,383.4

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 l

14. HOURS GENERATOR ON-LINE 720.0 7,016.1 78,016.0

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 i

16. GROSS THERMAL ENERGY GENERATED (MWH) 2,361,535 23,058,221 243,199,116

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 787,900 7,584,200 79,218,680 I

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18. NET ELECTRICAL ENERGY GENERATED (MWH) 763.181 7,319.042 76,110.514 PAGE 10F 2

r OPERATING DATA REPORT (CONTINUED)

DOCKET NO.

50 - 352 DATE DECEMBER 10,1996 h

THIS MONTH YR-TO-DATE CUMULATIVE i

I

19. UNIT SERVICE FACTOR 100.0 % -

87.3 %

82.2 %

1

20. UNIT AVAILABILITY FACTOR 100.0 %

87.3 %

82.2 %

21. UNIT CAPACITY FACTOR (USING MDC NET) 95.9 %

82.8 %

75.7 %

i

22. UNIT CAPACITY FACTOR (USING DER NET) 95.9 %

82.8 %

75.7 %

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23. UNIT FORCED OUTAGE RATE

.0 %

3.7 %

4.2 %

}

t

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

f

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 ELECTRICITY MID APRIL 85 04/13/85 I

COMMERCIAL OPERATION 1ST QTR 86 02/01186 l

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__ _ _.. _ _ -.. - _... _. _.. _... _ _.. -.. _ _ _ _ _. _ _ -, _. _ _ _...... _ -.. _ _ - _ _ _. _ n

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-352 UNIT NAME UMERICKUNIT1 DATE DECEMBER 10,1996 COMPLETED BY PECO ENERGY COMPANY ROBERT A. BAXLEY REPORTS ENGINEER SITE ENGINEERING UMERICK GENERATING STATION REPORT MONTH NOVEMBER,1996 TELEPHONE (610)718-3767 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 158 961101 S

B 4

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

10 961108 S

B 4

N/A HA VALVEX REACTOR POWER WAS REDUCED TO 98% DUE TO MAIN TURB!NE VALVE TESTING.

160 961112 F

B 4

N/A IF INSTRU REACTOR POWER WAS REDUCED TO 99% DUE TO A COMPUTER POINT PROBLEM ASSOCIATED WITH TOTAL FEEDWATER FLOW.

161 961116 S

B 4

N/A RB CONROD REACTOR POWER WAS REDUCED TO 97% DUE TO CONTROL ROD EXERCISE TEST.

162 961116 S

B 4

N/A RB CRDRVE REACTOR POWER WAS REDUCED TO 60% DUE TO HCU ON-UNE MAINTENANCE.

163 961121 S

B 4

N/A RB CONROD REACTOR POWER WAS REDUCED TO 95% DUE TO CONTROL ROD PATTERN ADJUSTMENT.

164 961123 S

B 4

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

165 961130 S

B 4

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

TOTAL HOURS e

(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 + LICENSE EXAMINATION F - ADMINISTRATIVE (5)

G-OPERATIONAL ERROR (EXPLAIN)

EXHIBIT I-SAME SOURCE H - OTHER (EXPLAIN)

j

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i Dockst No. 50-353 Attachm:nt to Monthly Operating Report for l

November 1996 Limerick Generating Station i

3 Unit 2 I

November 1 through November 30,1996 1.

Narrative Summary of Operatina Experiences Unit 2 began the month of November 1996 at a nominal 100% of rated thermal power f

(RTP).

i On November 2,1996 at 0116 hours0.00134 days 0.0322 hours 1.917989e-4 weeks 4.4138e-5 months , power was reduced to 98% RTP for main turbine l

valve testing. Power was restored to 100% RTP at 0416 hours0.00481 days 0.116 hours 6.878307e-4 weeks 1.58288e-4 months .

On November 6,1996 at 1424 hours0.0165 days 0.396 hours 0.00235 weeks 5.41832e-4 months , power was reduced to 95% RTP for removal of the 5* feedwater heaters from service. Power was restored to 100% RTP at 1801 hours0.0208 days 0.5 hours 0.00298 weeks 6.852805e-4 months .

On November 8,1996 at 2046 hours0.0237 days 0.568 hours 0.00338 weeks 7.78503e-4 months , power was reduced to 98% RTP for main turbine valve testing. Power was restored to 100% RTP at 2238 hours0.0259 days 0.622 hours 0.0037 weeks 8.51559e-4 months .

On November 10,1996 at 1243 hours0.0144 days 0.345 hours 0.00206 weeks 4.729615e-4 months , power was reduced to 88% RTP for main turbine valve testing. Power was restored to 100% RTP at 1515 hours0.0175 days 0.421 hours 0.0025 weeks 5.764575e-4 months .

On November 15,1996 at 1445 hours0.0167 days 0.401 hours 0.00239 weeks 5.498225e-4 months , power was reduced to 99% RTP due to power I

level instrumentation problem. Power was restored to 100% RTP at 1501 hours0.0174 days 0.417 hours 0.00248 weeks 5.711305e-4 months .

On November 16,1996 at 0152 hours0.00176 days 0.0422 hours 2.513228e-4 weeks 5.7836e-5 months , power was reduced to 98% RTP for main turbine valve testing. Power was restored to 100% RTP at 0254 hours0.00294 days 0.0706 hours 4.199735e-4 weeks 9.6647e-5 months .

On November 17,1996 at 0240 hours0.00278 days 0.0667 hours 3.968254e-4 weeks 9.132e-5 months , power was reduced to 96% RTP due to vibration j

induced on the RHR shutdown cooling retum valve. Power was restored to 98% RTP at 0410 and remained at 98% RTP due to end of cycle coast down.

On November 23,1996 at 0336 hours0.00389 days 0.0933 hours 5.555556e-4 weeks 1.27848e-4 months , power was reduced to 95% RTP for main.

turbine valve testing. Power was restored to 96% RTP at 0355 hours0.00411 days 0.0986 hours 5.869709e-4 weeks 1.350775e-4 months .

Unit 2 ended this operating period at 92% of RTP in end of cycle coast down.

l ll.

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

w

e AVERAGE DAILY POWER LEVEL DOCKET NO.~ 50-353 l

UNIT LIMERICKUNIT2

^

DATE DECEMBER 10,1996 COMPANY PECO ENERGYCOMPANY ROBERT A. BAXLEY i

REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (610)7184767 L

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

(MWE-NET) 1 1114 17 1080 l

t 2

1113 18 1076 t

3 1112 19 1076 4

1107 20 1079 5

1095 21 1075 6

1086 22 1059 l

7 1082 23 1000 8

1000 24

'1057 f

9 1097 25 1044 l

10 1092 26 1034 11 1105 27 1037 t

12 1105 28 1033 t

13 1104 29 1029 14 1101 30 1025

?

15 1100 l

t 16 1100 i

i

?

[

1 P

OPERATING DATA REPORT l

DOCKET NO. 50 353 DATE DECEMBER 10,1996 COMPLETED BY PECO ENERGY COMPANY ROBERT A. BAXLEY REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (610)7184767 OPERATING STATUS

1. UNIT NAME:

L.lMERICK UNIT.2 NOTES: THERE WERE NO LOAD DROPS

2. REPORTING PERIOD:

NOVEMBER,1996, GREATER THAN 20% THIS MONTH.

3. LICENSED THERMAL POWER (MWT)

3458,

4. NAMEPLATE RATING (GROSS MWE):

1163

5. DESIGN ELECTRICAL RATING (NET MWE):

1115

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE):

1.,1,55

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE):

1115

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 720 8,040 60,456

12. NUMBER OF HOURS REACTOR WAS CRITICAL 720.0 8,017.0 55,549.8

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

14. HOURS GENERATOR ON-LINE 720.0 7,947.2 54,539.0

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 2,431,289 27,136,900 175,482,713

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 803,000 9,015,800 58,093,680

18. NET ELECTRICAL ENERGY GENERATED (MWH) 776,488 8,718,028 56,021,850 PAGE 1 OF 2 V

. _. _.... ~.

5 OPERATING DATA REPORT (CONTINUED) l' DOCKET NO.

50 -3S3 DATE DECEMBER 10,1996 1

THIS MONTH YR-TO-DATE CUMULATIVE

19. UNIT SERVICE FACTOR 100.0 %

98.8 %

902 %

[

20. UNIT AVAILABILITY FACTOR 100.0 %

98.8 %

90.2 %

21. UNIT CAPACITY FACTOR (USING MDC NET) 96.7 %

97.2 %

86.4 %

22. UNIT CAPACITY FACTOR (USING DER NET) 96.7 %

97.2 %

86.4 %

23. UNIT FORCED OUTAGE RATE

.0 %

1.2 %

3.0 %

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

f REFUELING OUTAGE SCHEDULED FOR 1/31/97 LASTING 25 DAYS.

L

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 CRITICAUTY 08/12/89 08/12/89 INITIAL ELECTRICITY 0901/89 09/01/89 COMMERCIAL OPERATION 02/01/90 01/08/90 5

(

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1 PAGE 2 OF 2 1

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-353 UNIT NAME UMERICK UNIT 2 DATE DECEMBER 10,1996 COMPLETED BY PECO ENERGY COMPANY -

ROBERT A. BAXLEY REPORTS ENGINEER SITE ENGINEERING UMERICK GENERATING STATION REPORT MONTH NOVEMBER,1996 TELEPHONE (610)718-3767 i

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 150 961102 S

B 4

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

151 961106 S

H 4

N/A CH HTEXCH REACTOR POWER WAS REDUCED TO 95% DUE TO REMOVAL OF FIFTH FEEDWATER HEATERS FROM SERVICE FOR COASTDOWN.

[

t 152 961108 S

B 4

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

153 961110 S

B 4

N/A HA VALVEX REACTOR POWER WAS REDUCED TO 88% DUE TO MAIN TURBINE VALVE TESTING.

i 154 961115 F

A 4

N/A IF INSTRU REACTOR POWER WAS REDUCED TO 99% DUE TO POWER LEVEL INSTRUMENTATION PROBLEM.

l 155 961116 S

B 4

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

156 961117 F

H 4

N/A CF VALVEX REACTOR POWER WAS REDUCED TO 96% DUE TO VIBRATION INDUCED ON THE RHR SHUTDOWN I

COOLING RETURN VALVE.

157 961123 S

B 4

N/A HA VALVEX REACTOR POWER WAS REDUCED TO 95% DUE TO

(

MAIN TURBINE VALVE TESTING.

TOTAL HOURS (1)

(2)

(3)

(4)

F-FORCED REASON METHOD EXHIBIT G-INSTRUCTIONS S - SCHEDULED A-EQUlPMENT FAILURE (EXPLAIN) 1 - MANUAL FOR PREPARATION OF DATA l

B - MAINTENANCE OR TEST 2-MANUAL SCRAM ENTRY SHEETS FOR UCENSEE C - REFUELING 3 - AUTOMATIC SCRAM EVENT REPORT (LER)

D - REGULATORY RESTRICTION 4-OTHER (EXPLAIN)

FILE (NUREG4161)

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

G - OPERATIONAL ERROR (EXPLAIN)

EXHIBIT I-SAME SOURCE H -OTHER (EXPLAIN) l

ML20149M280

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