ML20127F785
ML20127F785 | |
Person / Time | |
---|---|
Site: | Limerick ![]() |
Issue date: | 12/31/1992 |
From: | Helwig D, Meck K PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC |
To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
References | |
NUDOCS 9301210024 | |
Download: ML20127F785 (11) | |
Text
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T.S.6.9.1.6
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PIIILADELPIIIA ELECTRIC COMI%NY 3937004390 LIMER]CK GENERATING STATION P. O. BOX 2300 SANA 1DGA, PA 19464-2300 (215) 327-1200. EXT, 3000 January 14, 1993 DAg$,yE Docket Nos. 50-352 uuemcx cenensrino srAron 50-353 License Nos. NPF-39 NPF-85 U. S. Nuclear Regulatory Commission Attn: Document Contro.1 Desk Washington, DC 20555
Subject:
Limerick Generating Station Monthly Operating Report For Units 1 and 2 Enclosed are the monthly operating reports [or Limerick Units 1 and 2 for the month of December, 1992 forwarded pursuant to Technical Specification 6.9.1.6.
Very truly yours, i s KWM/dtc
(
Enclosures cc: T. T. Martin, Administrator, Region I, USNRC (w/ enclosures)
T. J. Kenny, .USNRC Senior Resident Inspector LGS (w/ enclosures) l i
i 9301210024 921231 PDR -ADOCK 05000352 R PDR /i P{
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3937004390
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Docket No. #50-352-
} Attachment to Monthly
- j. Operating Report for i December 1992 i
i j LIMERICK GENERATING STATION 4 UNIT 1 j DECEMBER 1 THROUGH DECEMBER 31, 1992 i
j I. NARRATIVE
SUMMARY
OF OPERATING EXPERIENCES Limerick Unit 1 began the month of December at a nominal 100%
- of rated thermal power. On Sunday, December 6, reactor power
{
was reduced to 90% for control valve testing and restored the
! same day. On Friday, December 11, a one hour report to the NRC was made for the loss of meteorological tower data and the loss of approximately 50% of the EPZ sirens due to adverse j weather conditions. -on Saturday, December 12, reactor power j was reduced to 44.3% to change out the Reactor Recirculation j Pump Motor Generator set brushes; power was restored to 100%-
j on December 14. On Thursday, December 31, per the load 4 dispatcher's request, power was reduced 100 MWe due to excess l generating capacity. Reactor power was restored to 100% of l rated on the same day. Unit 1 ended this cperating period at a nominal 100% of rated thermal power.
J i
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j II. CHALLENGES TO MAIN STEAM SAFETY RELIEF VALVES
- There were no challenges to the Main Steam Safety Relief 4 Valves during the month. ,
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AVERAGE DAILY UNIT POWER LEVEL - * .
4 DOCMET NO. 50 - 352 UNIT LIMERICK UNIT 1
'DATE JANUARY 14, 1992 COMPANY PHILADELPHIA ELECTRIC COMPANY MARL MECK REPORTS SUPERVISOR BUSINESS UNIT
.LIMERICF. GENERATING STATION TELEPHONE (215) 327-1200 EXTENSION 3320 1
MONTM DECEMBER 1992
' DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWE-NET) (uwE-NET) 1 1057 17 1055 5 2 1050 18 1056 3 1055 19 1055 4
4 1050 20 1055
^
5 105t 21 1058 6 1038 22 1054 g 7 1049 23 1062 8 1050 24 1043 9 1047 25 1066 10 1044 26 1055 11 1040 27 105e 12 536 28 1066 13 954 29 1051 4
5 14- 1020 30 1051 15 1056 31 1032 16 .1057 l
4 4
4
. . , _ _ .__ _ . . , . _ . -__ . _ . _ . _ _ _ _ _ _ . _ _ . . _ , .. .,m.__ . _ - . _ . . ____ _. . .._ _ .. _ ... _ - _ ...__ ..__ .. _ . . . . .. _
1 OPERATING DATA' REPORT ) * -
l DOCFET NO. 50 - 352 -
4 DATE JANUARY 14, 1992 i
COMPLETED BV PHILADELPHIA ELECTRIC COMPANY kARL MECK
- - REPORTS SUPERVISOR BUSINESS UNIT ,
LIMERICK GENERATING STATION i TELEPHONE (215) 327-1200 EXTENSION 3320
' OPERATING STATUS' 1 UNIT NAME: LIMERICK UNIT 1 NOTES: THERE WAS ONE LOAD DROP i
__..________... . _ __ _ ..___.._ j
- 2. REPORTING PERIOD: DECEMBER, 1992 GREATER THAN 20% FOA RECIRC. !
l
- 3. LICENSED THERMAL POWER (MWT): 3293 MOTOR GENERATOR SET BRUSH I l
4 NAMEPLATE RATING (GROSS MwE): 1138 l CHANGE AND HPCI LEAK REPAIR 1
- 5. DESIGN ELECTRICAL RATING (NET MwE): 1055 l-
- 6. MAxIuuu DEPENDABLE CAPACITV-(GROSS MWE): 1092 l
~7 . MAXIMUM DEPENDABLE CAPACITV (NET MwE): 1055 i
! 8. IF CHANGES OCCUR IN' CAPACITY RATINGS.(ITEMS NUMBER 3 THROUGH 7) SINCE LAST REPORT. GIVE REASONS:
(
- 9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE):
t THIS MONTH VR-TO-DATE CUMULATIVE
- 11 HOURS IN REPORTING PERIOD 744 8.784 60,624 3 .... _... ______...___ .___________
- 12. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 6.240.4 47.549.2 3
'13. REACTOR FESERVE SHUTDOWN HOURS 0.0 0.0 0,0 !
- 14. HOURS GENERATOR ON-LINE. 744.0 6.116.3 46.558.2
- 15. UNIT' RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 i
- 16. GROSS THERMAL ENERGY' GENERATED (MwH) 2.400.475 19.744.549 141.733.465
- 17. GROSS ELECTRICAL ENERGY GENERATED (WWH) 796.61J 6.474.200 45.975.140 j
i 18. NET ELECTRICAL ENERGY GENERATED (MWH) 767.553 6.229.061 44.040.517 ,
PAGE 1 OF 2
. ,. .. . . . . ._ . , _ . . . . . . . . . . - . . . _ . . . _ _ . , ._ -. _ _ . . .. .m .. ..m._____.m . . . . . _. = _.._
OPERATING DATA REPORT'(CONTINUED) DOCKET NO. 50 - 152 - ~.
6
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DATE JANUARY 14 1992 THIS MONTH YR-TO-DATE CUMULATIVE -
- 19. UNIT SERVICE FACTOR 100.0 69.6 76.8
- 20. UNIT AVAILABILITY FACTCR 100.0 69.6 76.8
- 21. UNIT CAPACITY FACTOR (USING WDC NET) 97.8 67.2 68.9 *
- 22. UNIT CAPACITY F A CTOR (USING DER NET) 97.8 67.2 68.9
- 23. UNIT FORCED OUTAGE RATE O.0 9.9 5.3 24 SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TVPE. DATE. AND DURATION 08 EACH)r
- 25. IF SHUTDOWN AT END OF REPORT PERIOD. ESTIMATED DATE OF STARTUP:
- 26. UNITS IN TEST, STATUS.(PRIOR TO COMMERCIAL OPERATION): FORECAST ACHIEVED s INITIAL CRITICALITV 12/19/84 12/22/84 INITIAL ELECTRICITV MID APRIL 85 4/13/85 COMMERCIAL OPERATION 1ST OTR 86 2/01/86 4
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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50 - 352 39370'04390.
I i j
UNIT NAME LIMERICK UNIT 1 l
DATE JANUARY 14, 1992 * . !
j REPORT MONTH DECEMBER. 1992 COMPLETED BY PHILADELPHIA ELECTRIC COMPANV !
KARL MECK I REPORTS SUPERVISOR !
BUSINESS UNIT !
LIMERICK CENERATING STATION j TELEPHONE (215) 327-1200 EXTENSION 3320.
{ METHOD OF . LICENSEE lSYSTEMICOMPONENTI CAUSE AND CORRECTIVE
' TYPE DURATION REASON l$ HUTTING DOWN :
EVENT l CCDE l CODE I ACTION TO NO. DATE (1) -(HOURS) (2)'l REACTOR (3) REPORT a 1 (4) 1 (5) l PREVENT RECURRENCE I
'l -
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34 1 921206 'S 000.0 B '4 N/A HB VALVEX LOAD WAS REDUCED 10% TO PERFORM !
MAIN TURBINE CONTROL VALVE 'ESTING 35 921212 15 '000.0 B 4 N/A CB MOTORX LOAD WAS REDUCED 56%'FOR RECIRC. MOTOR I GENERATOR SET BRUSH REPLACEMENT !
' 36 921231 'S- 000,0 ' M' 4 N/A EA l ZZZZZZ LOAD WAS REDUCED'10% DUE TO LOW ELECTRICAL DISTRIBUTION SYSTEM DEMAND J _-_. . ,
I i
j' i t (1) ( 2') (3) (4)
F FORCED REASON'- METHOD EXHIBIT G - INSTRUCTIONS t S'- SCHEDULED A -.EOUIPMENT. FAILURE (EXPLAIN) 1 - MANUAL FOR PREPARATION OF DATA :
B - MAINTENANCE OR TEST 2 - MANUAL SCRAM. ENTRV SHEETS FOR LICENSEE !
C - REFUELING 3 - AUTOMATIC SCRAM. EVENT. REPORT (LER) l D - REGut.ATORY RESTRICTION 4 OTHER..(EXPLAIN) FILE (NUREG-0161) 1 I
E -' OPERATOR. TRAINING +. LICENSE EXAMINATION F,- ADMINISTRATIVE (5) ;
G - OPERATIONAL ERROP (EXPLAIN) (
'H- OTHER(EXPLAIN) EXHIBIT I - SAME SOURCE I
- 's i
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3937004390-i l
! +
i
] -Docket No. #50-353 j Attachment to Monthly j _. Operating Report for j December.1992-i 5
5 -LIMERICK GENERATING STATION i UNIT 2 i DECEMBER *a, THROUGH DECEMBER 31, 1992 i I. NAT.RATIVE
SUMMARY
OF OPERATING EXPERIENCES .
l Limerick Unit 2 began-the month of December in end-of-cycle coastdown at a nominal 79% of-rated thermal power with core
! flow maximited. On Friday, December 4, both Recirculation l Pumps tripped due to the End of Cycle / Recirculation Pump Trip j- Breaker Opening logic being initiated during performance of j surveillance testing, a manual scram was initiated per plant i procedures. On Sunday, December 13, post scram pcwer ascension was completed with reactor power at 80% rated 4
thermal power. On Monday, December 28, load was reduced 100 i MWe to perform control rod pattern adjustments, power was
- restored that same afternoon. Unit 2 ended this operating i- period at a nominal 69% of rated thermal power, in end-of-
!- cycle coastdown.
1 h
i l
{ II. CHALLENGES TO MAIN STEAM SAFETY RELIEF VALVES
! There were no challenges to the-Main Steam Safety Relief
! Valves during the-month.
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AVERAGE DAILV UNIT POWER LEVEL 3937004390- .
i i
DOCKET NO. 50 - 353 - -
. i
. ;I UNIT LIMERICK UNIT 2
...___ .... _..._....__ ..... [
-DATE JANUARY 14, 1992 COMPANY PHILADELPHIA ELECTRIC COMPANY I KARL MECK ,
REPORTS SUPERVISOR !
BUSINESS UNIT LIMERICK OENERATING STATION TELEPHONE (215) 327-1200 EXTENSION 3320
' MONTH DECEMBER 1992
- s DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 8 (MWE-NET) (MWE-NET) 1 805 17 .771 i i
2 1842 18 778 !
t 3 752 19 768 4 324 20 766 i ,
5- 0 21 767 :
I
'6 0 22 756 l i .
'7 0 23 755 i 8: O 24 735 F
9 O .25 745 '
10 0 26 736 a
+
3 11 0 27 729 j ,. !
12 403 28 729 ;
i 1*- 746 29 709 1- 791 30 705
- 15 L782- 31 698 !
1 16 782
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--n .. - -.- - . . . = . . - - . . --..-..a - uw 3937004390 OPERATING DATA REPORT *
- DOCKET NO. 50 - 353 ,
CATE JANUARY 14 1992 COMPLETED BY PHILADELPHIA ELECTRIC COMPANY KARL MECK REPORTS SUPERVISOR BUSINESS UNIT LIMERICK GENERATING STATION TELEPHONE (215) 327-1200 EXTENSION 3320 OPERATING STATUS
- 1. UNIT NAME: LIMERICK UNIT'2 NOTES: THE REACTOR wAS MANUALLY {
____________..... _..._ .__ ._.___ i
- 2. REPORTING PERIOD: DECEMBER. 1992 SCRAMMED AFTER BOTH RECIRC. ) i l
- 3. LICENSED THERMAL POWER (MWT): 3293 PUMPS TRIPPED DURING 4 NAMEPLATE RATING (GROS $ MWE): 1138 SURVEILLANCE TESTING.
- 5. DESIGN ELECTRICAL RATING (NET MWE): 1055
- 6. MAxluuM DEPENDABLE CAPACITV (GROSS MWE): 1092 l
- 7. MAXIMUM DEPENDABLE CAPACITY (NET MwE): 1055 l
- 8. IF CHANGES OCCUR IN CAPACITV RATINGS (ITEMS NUMBER 3 THROUGH 7) SINCE LAST REPORT. GIVE REASONSi 9.' POWER LEVEL TO WHICH RESTR."~dD. IF ANY (NET MWE):
10.. REASONS F OR RESTRICTIONS. IF ANY; i
THIS MONTH VR-TO-DATE CUMULATIVE j
- 11. HOURS IN REPORTING PERIOD 744 8.784 26.136
- 12. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 8.784.0 23.372.3
' 13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 14 HOURS GENERATOR ON-LINE 564.0 8.557.3 22.656.5
- 15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 16.. GROSS. THERMAL ENERGY GENERATED (WWH) 1.366.894 26.694.754 71.968.150
- 17. GROSS ELECTRICAL ENERGY GENERATED.(MwH) 435.710 8.821.470 23.753.106
- 18. NET ELECTRICAL ENERGY. GENERATED (MWH).. 415.583 8.489.182 22.863.047 i PAGE 1 OF 2
l 3937004390 OPEAATING DATA FEPORT (CONTINUED) DOCKET NO. 50 - 353 * ~.l<
DATE JANUARY 14, 1992 l
i.
THIS MONTH YR-TO-DATE- CUMULATIVE
- 19. UNIT SERVICE FACTOR 75.8 97.4 86.7 '
- 20. UNIT AVAILABILITY FACTOR 75.8 97.4 86.7 21 UNIT CAPACITV FACTOR (USING MDC NET) 52.9 91.6 82.9 22..ONIT CAPACITV FACTOR (USING DER NET) 52.9 91.6 82.9
- 23. UNIT FORCED OUTAGE RATE 24.2 2.6 4.6 24 SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TVPE. DATE. AND DURATION OF EACH):
SECOND REFUELING: 01/23/93: 60 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 CRITICALI Y 08/12/89 08/12/89 INITI AL ELECTRICITY 09/01/89 09/01/89 COMMERCIAL OPERATION 02/01/90 01/08/90 PAGE 2 OF 2 1
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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50 - 353 3937004390
- UNIT NAME LIMERICM UNIT 2 DATE JANUARY 14 1992
- REPORT MONTH DECEMBER. 1992 COMPLETED BV PHI LADELPHI A ELECTRIC COMPANY KARL MECM REPORTS SUPERVISOR BUSINESS UNIT LIMERICK GENERATING STATIOw TELEPHONE (215) 327-1200 EMTENSION 3320 l . .
METHOD OF .I LICEN$EE ISYSTEM COMPONENTI CAUSE AND CORRECTIVE 1 TVPE DURATION REASON SHUTTING DOWN EVENT CODE CODE' l ACTION TO :
NO.! 'DATE (1) (HOURS). (2) REACTOR (3) REPORT a (4) (5) l PREVENT RECURRENCE t
1 45 ' 921204 'F 180.0 'G 2 N/A CB PUMPXX R EA CTOR WAS MANUALLY SCRAMMED AFTER BOTH $
RECIRCULATION PUMPS TRIPPED DURING SURVEILLANCE TESTING 46 921228 5 000.0- B 4 N/A RB 'CONROD REACTOR POWER WAS REDUCED TO 10% TO PERFORM
'{; _....
REACTOR CONTROL ROD DATTERN ADJUSTMENTS ,
l 1 1e0.0 1 3
(1) (2) (3) (4)
F - FORCED- REASON METHOD EXHIBIT G - IN5TRUCTIONS S - SCHEDULED A - EOUIPMENT FAILURE (EXPLAIN) 1 - MANUAL FOR PREPARATION OF DATA B - MAINTENANCE OR TEST 2 - JANUAL 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 4 -_ -- _ _ __, ___-