ML20063A397

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Monthly Operating Repts for Dec 1993 for LGS Units 1 & 2
ML20063A397
Person / Time
Site: Limerick  Constellation icon.png
Issue date: 12/31/1993
From: Mcmenamin J, Muntz J
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9401250311
Download: ML20063A397 (11)
v • d • e


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PO Box 2300 Sanatoga. PA 19464-0920 January 13, 1993 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, 1993 forwarded pursuant to Technical Specification 6.9.1.6.

Very truly yours,

' ins h $% Vl James A. Muntz Director - Site Engineering jjm Enclosures cc:

T. T. Martin, Administrator, Region I, USNRC (w/ enclosures)

N.

S. Perry, USNRC Senior Resident Inspector LGS (w/ enclosures)

D.

R. Helwig, Vice President, Limerick Generating Station

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Docket No. 50-352 Attachment.to Monthly Operating Report for December 1993 Limerick Generating Station Unit 1 December 1 through December 31, 1993 I.

Narrative Summary of Operatina Experiences Unit 1 began this operating period at 50% of rated thermal power (RTP) with control rod maintenance work ongoing.

On December 1, 1993 at 0143 hours0.00166 days <br />0.0397 hours <br />2.364418e-4 weeks <br />5.44115e-5 months <br /> power was increased to 71%

RTP.

At 2130 hours0.0247 days <br />0.592 hours <br />0.00352 weeks <br />8.10465e-4 months <br /> power was reduced to 61% RTP to support replacement of cabling for the Main Turbine #3 Control Valve.

Power was restored to 73% RTP on December 2, 1993 at 0552 hours0.00639 days <br />0.153 hours <br />9.126984e-4 weeks <br />2.10036e-4 months <br />.

On December 3, 1993 at 0345 hours0.00399 days <br />0.0958 hours <br />5.704365e-4 weeks <br />1.312725e-4 months <br /> power was restored to 90%

RTP following control rod maintenance work.

Unit 1 ended this operating period in end-of-cycle coastdown at 80% 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.

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.W t.j4s-AVERAGE DAILY UNIT POWER. LEVEL T

DOCKET NO. 50 - 352 UNIT LIMERICA UNIT 1 DATE JANUARY 11, 1994 t

JOHN J.

MCMENAMIN REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (215) 327-1200 EXTENSION 3794 MONTH DECEMBER 1993 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (wwE. NET)

(MWE-NET) 1 655

'17 862 2

709 18 854 3

907 19 852 4

916 20 847 i

5 906 21 842 6

915 22 838 7

909 23 B35 8

902 24 829 i

9 899 25 825 10 890 16.

820 11 890 27 817 t

12 887 28 813 13 881 29 802 14 873

'30 809 15 868 31 797 i.

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OPERATING DATA REPORT a

DOCKET NO. 50 - 352 DATE JANUARY 11 1994 COMDLETED BY

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MCMENAMIN REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (215) 327-1200 EXTENSION 3794 OPERATING STATUS

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UNIT NAME: LIMERICK UNIT 1 l NOTES: THERE WERE TWO LOAD REDUCTIONS i

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REPORTING PERIOD; DECEMBER. 1993 GREATER THAN 20% THIS MONTH r

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LICENSED THERMAL POWER (MWT) 3293 TO PERFORM CONTROL ROD I

4 NAMEPLATE RATING (GROSS MWE):

1138 HYDRAULIC CONTROL UNIT WORK 5.

DESIGN ELECTRICAL RATING (NET MWE):

1055 AND TO REPLACE CABLING FOR 6-. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 1092 THE MAIN TURBINE CONTROL VLV.

7 MAXIMUu DEPENDABLE CADACITY (NET MwE):

1055 8,

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

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

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10. REASONS FOR RESTRICTIONS. IF ANY:

THIS MONTH VR-TO-DATE CUMULATIVE j

11. HOURS IN REPORTING PERIOD

- 744 8.760 69.384

12. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 8.649.9 56.199.1
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 14 HOURS GENERATOR ON-LINE 744.0 8.626.6 55.184.8-
15. UNIT RESERVE SHUTDOWN HOUR 5 0.0 0.0 0.0 4
16. GROSS THERMAL ENERGY GENERATED (MWH) 2.068.046' 27.717.294 169.450.759
17. GROSS ELECTRICAL ENERGY GENERATED-(MWH) 656.880 9.065.900 55.042.040 -

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

18. NET ELECTRICAL ENERGV. GENERATED (MWH) 631.513 8.745.473 52.785.990 PAGE 1 OF 2 i

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OPERATING DATA REPORT (CONTINUED)

' DOCKET NO.

50.- 352

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DATE JANUARY 11, 1994 THIS' MONTH VR-TO-DATE CUMULATIVE

19. UNIT SERVICE FACTOR 100.0 98.5 79.5
20. UNIT AVAILABILITY FACTOR 100.0 98.5 79.5
21. UNIT CAPACITY FACTOR (USING MDC NET) 80.5 94.6 72.1 j
22. UNIT CAPACITY FACTOR (USING DER NET) 80.5 94.6 72 1 1

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23. UNIT FORCED OUTAGE RATE O.0 1.5 4.7 k

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

STH REFUELING OUTAGES 1/29/94: 45 DAYS 9

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

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

FORECAST ACHIEVED INITIAL CRITICALITY 12/19/84 12/22/84 1

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INITIAL ELECTRICITY MID' APRIL 85 4/13/85 COMMERCIAL OPERATION IST QTR 86 2/01/86 I

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4 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50 - 352' UNIT NAME LIMERICK UNIT 1 DATE JANUARY 11, 1994 REPORT MONTH DECEMBER. 1993 COMPLETED BY JOHN J.

MCMENAMIN REPORTS ENGINEER 4

SITE ENGINEERING LIMERICK GENERATING STATION TELEPHONE (215) 327-1200 EXTENSION 3794 l

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METHOD OF LICENSEE SYSTEM CouPONENT CAUSE AND CORRECTIVE

-l ITYPE! DURATION REASON SHUTTING DOWN NO.i DATE l (1)) (HOURS);

(2)

REACTOR (3)

EVENT CODE CODE ACTION TO REPORT s (4)-

(5)

PREVENT RECURRENCE I

30 931201 S

000.0 B

4 N/A RB CONROD REACTOR POWER REMAINED AT 50% TO CONTINUE CONTROL ROD HYDRAULIC CONTROL UNIT MAINTENANCE THAT HAD BEGUN AT THE END OF THE PREVIOUS MONTH.

31 931201 5

000.0 i

B 4

N/A HA VALVEX REACTOR POWER WAS REDUCE 0 TO 61% TO l

ALLOW FOR THE REPLACEMENT OF CABLING FOR THE MAIN TURBINE s3 CONTROL VALVE.

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(2)

(3)

(4)

F - FORCEO 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 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 Y

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Docket No. 50-353 Attachment to Monthly Operating Report for December 1993 Limerick Generating Station Unit 2 December 1 through December 31, 1993 I.

Narrative Summary of Operatina Experiences Unit 2 began this operating period at 100% of rated thermal power (RTP).

On December 12, 1993 at 1340 hours0.0155 days <br />0.372 hours <br />0.00222 weeks <br />5.0987e-4 months <br /> power was reduced to 92%

RTP for Main Turbine Valve Testing.

Power was restored to 100% RTP at 1551 hours0.018 days <br />0.431 hours <br />0.00256 weeks <br />5.901555e-4 months <br />.

On December 16, 1993 at 1150 hours0.0133 days <br />0.319 hours <br />0.0019 weeks <br />4.37575e-4 months <br /> power was reduced to 98%

RTP for a control rod pattern adjustment and then restored 1

to 100% RTP shortly thereafter.

Unit 2 ended this operating period at 100% of rated thermal power.

II.

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

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AVERAGE DAILY UNIT POWER LEVEL

-DOCKET NO 50 - 353 n

UNIT LIMERICK UNIT 2 DATE JANUARY 11, 1994 JOHN J. MCMENAMIN REPORTS ENGINEER SITE-ENGINEERING LIMERICK GENERATING STATION TELEPHONE (215) 327-1200 EXTENSION 3794 MONTH OECEMBER 1993 DAY AVERAGE DAILY power LEVEL DAY AVERAGE DAILY POWER LEVEL (MWE-NET)

(MwE-NET) i 1077 17 1072 1

2 1070 18 1070 t

3 1076 19 1072 4

1065 20 1069 5

1066 21 1070 6

1071 22 1071 l

7 1072 23 1073 8

1073 24 1072..

9 1072 25 1074 to 1068 26-1072 11 1070 27 1072 12 1064 28 1076 t

13 1071 29 1073 14 1070 30 1076 15 1069 31 1074 1E 1070

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OPERATING DATA REPORT DOCKET NO. 50 - 353 DATE JANUARY 11 1994 4

COMPLETED BV a

JOHN J.

MCMENAMIN REPORTS ENGINEER SITE ENGINEERING LIMERICK GENERATING STATION.

TELEPHONE (215) 327-1200 EXTENSION 3794 OPERATING STATUS 1

UNIT NAME: LIMERICK UNIT 2 NOTES: THERE WERE NO LOAD DROPS l

2.

REPORTING PERIOD:

DECEMBER, 1993 GREATER THAN 20% THIS 3.

LICENSED THERMAL POWER (MWT):

3293 l

MONTH.

4 NAMEPLATE RATING (GROSS MWE):

1138 5.

DESIGN ELECTRICAL RATING (NET MWE):

1055 6.

MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 1092 7.

MAXIMU"4 DEPENDABLE CAPACITY (NET MWE):

1055 B.

IF CH.NGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7) SINCE LAST REPORT. GIVE REASONS:

9.

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

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10. REASONS FOR RESTRICTIONS. IF ANY:

THIS MONTH YR-TO-DATE CUMULATIVE 11 HOURS IN REPORTING PERICD 744 8.760 34.896

12. NUMBER OF HOURS REACTOR WAS CRITICAL 744,0 7.401.8 30.642.6
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 14 HOURS GENERATOR ON-LINE 744.0 7.290.2 29.946.7
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GENERATED (MWH) 2.448.197.

23.338.931 95.305.081

17. GROSS ELECTRICAL ENERGY GENERATED (MWH)-

823.080 7.739.420 31.492.526

18. NET ELECTRICAL ENERGY GENERATED (MWH) 797.041 7.467.645 30.330.692 PAGE 1 OF 2

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OPERATING DATA REPORT (CONTINUED)

DOCKET NO. 50 - 353

__ -_-~___.-----_.._____----

DATE JANUARY 11 1994 THIS MONTH YR-TO-DATE CUMULATIVE

19. UNIT SERVICE FACTOR 100.0 83.2 85.8
20. UNIT AVAILABILITY FACTON 100.0 83.2 85.8
21. UNIT CAPACITY FACTOR (USING MOQ, NET) 101.5 80.8 82.4 t
22. UNIT CAPACITY FACTOR (USING DEh* NET) 101.5 80.9 82.4
23. UNIT FORCED CUTAGE RATE O.0 2.4 4.1
24. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE. DATE. AND DURATION OF EACH}
25. IF SHUTDOWN AT END OF REPORT PERIOD. ESTIMATED DATE OF STARTUP:
26. UN!TS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION):

FOAECAST ACHIEVED INITIAL CRITICALITY C8/12/89 08/12/89 INITIAL ELECTRICITY 09/01/89 09/01/89 COvvERCIAL OPERATION 02/01/90 01/08/90 PAGE 2 OF 2

UNIT SHUTDOWNS AND POWER REDUCTIONS OOCKET NO. 50 - 353

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w UNIT NAME LIMERICK UNIT 2-'

DATE JANUARY 11, 1994 1

RE' PORT MONTH DECEMBER. 1993 COMPLETED BV JOHN J.

MCMENAMIN REPORTS ENGINEER l

SITE ENGINEERING LIMERICK GENERATING STATION -

TELEPHONE (215) 327 1200 EXTENSION 3794 I

l METHOD OF LICENSEE

' SYSTEM COMPONENTl CAUSE AND CORRECTIVE TYPE!DURATIONjAEASON SHUTTING DOWN EVENT CODE

' CODE l ACTION TO

'NO.

DATE (1)! (HOURS))

(2)

REACTOR (3)

REPORT *

(4)

(5) i PREVENT RECURRENCE I

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.l 46 931212 l 5 000.0 l

B 4

N/A HA INSTRU l REACTOR POWER WAS REDUCED TO 92% FOR l

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MAIN TURBINE VALVE TESTING.

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1 47 931216 S

000.0 8

4 N/A RB CONROD REACTOR POWER WAS REDUCED TO 98% FOR l

A CONTROL ROD PATTERN ADJUSTMENT, l

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(1)

(2)

(3)

(4)

F 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 LICENSEE C - REFUELING 3 - AUTOMATIC SCRAM.

EVENT REPORT (LER) f 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 l'!

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