ML20066F359

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Monthly Operating Rept for Dec 1990 for Oyster Creek
ML20066F359
Person / Time
Site: Oyster Creek
Issue date: 12/31/1990
From: Baran R, Sharma H
GENERAL PUBLIC UTILITIES CORP.
To:
Shared Package
ML20066F356 List:
References
NUDOCS 9101230275
Download: ML20066F359 (7)
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MONTHLY OPERATING REPORT - DECEMBER 1990 At the beginning of December, oyster Creek was operating at full power. Power was reduced for about 11 days due to control problems with a drain valve from a feedwater heater. In addition, brief power reductions were required in accordance with technical specifications due to equipment problems with the core spray and standby gas treatment systems. At the end of December, Oyster Creek was operating at full power.

9101230275 910115 PDR ADOCK 05000219 R PDR

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e 1 MONTHLY OPERATING REPORT DECEMBER 1990 The following Licensee Event Reports were submitted during the month of December, 1990:

None

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" e Oyster Crc 3k Station #1

  • f a'

- Docket No. 219 : 1 i )

1  !

REFUELING INFORMATION - DECEMBER, 1990 -i Name of. Facility: Oyster Creek Station.#1-Scheduled date for next refueling shutdowns February 15,~1991 Scheduled date_for restart.following refuelings. Hay 31,--1991 Will refueling or resumption of - operation thereaf ter require a _ Technical Specification change or other-license amendment?

l Yes j l

Technical Specification = Change Request .180 was- submitted to - the ' NRC 1 on - -j 5-07-90. This submittal was made in accordance with GL:88-16 to incorporate. ]

cycle specific parameters in a core operating limits _ report.-

Important licensing considerationu associated with refue' '.ng, e.g., new or-difforent fuel design;or supplier, unreviewed design'or performance analysis. j methods, significant changes in fuel design, new, operating procedures  ;

1. General Electric Fuel . Assemblies: -

fuel design':and performance analysis methode have been approved by the NRC. 1

2. Exxon Fuel Assemblies-- no major changes have been:made nor"are there any anticipated..

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(. The number _of-fuel assemblies (a) in the core --- 560

-(b) in the spent fuel-stcrage pool. =- 1612

-(c) in dry storage = 140 The present licensed spent fuel pool - storage capacity - and ' the eize : of,'any .

l: increase in licensed storage capacity.that has been requested or is planned,_in number of fuel assemblies:

Present licensed-capacity: .2600-

.The projected date,of the,last refueling that can be discharged to the ispent-fuel pool assuming the present' licensed capacity:-

The rcracking of the fuel pool is now complete. All ten'(10). racks are:

now installedi Discharge capacity to the = spent fuel pool - willi be

-available until 1994 refueling outage.;

1619B/45-

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,. OPERATING DATA REPORT

  • g OPERATING STATUS
1. DOCKr.T: 50-219
2. REPORTING PERIOD: 12/90 t
3. UTILITY CONTACT: HARI S. SHARMA 609-971-4638
4. LICENSED THERMAL POWER (MWt): 1930
5. NAMEPLATE RATING (GROSS MWe): 687.5 X 0.8 = 550
6. DESIGN ELECTRICAL RATING (NET MWe): 650
7. KAXIMUM DEPENDABLE CAPACITY (GROSS MWe): 642
8. MAXIMUM DEPENDADLE CAPACITY (NET MWe): 620
9. IF CHANGES OCCUR ABOVE SINCE LAST REPORT, GIVE REASONS - NONE
10. POWER LEVEL TO WHICH-RESTRICTED, IF ANY (NET MWe): None
11. REASON FOR RESTRICTION, IF ANY: None MONTH XEbH CUMULATIVE

~ REPORT PERIOD HRS 744.0 8760.0- 184296.0

13. HOURS RX CRITICAL 744.0 7804.6 119065.2
14. RX RESERVE SHTDWN HRS 0.0 0.0 918.2
15. HRS GENERATOR ON-LINE 744,0 7681.2 115913.0
16. UT RESERVE SHTDWN HRS 0.0 0.0 1208.6
17. GROSS THERM ENER (MWH) 1364126 13622896 194894956
18. GROSS ELEC ENER (MWH) 458203 4483183 65605923
19. NET ELEC ENER (MWH) 441000 4305054 62960032 20 UT SERVICE FACTOR 100.0 87.7 62.9
21. UT AVAIL FACTOR 100.0 87.7 63.6
22. UT CAP FACTOR (MDC NET) 95.6 79.3 55.1
23. UT CAP FACTOR (DER NET) 91.2 75.6 52.6
24. UT FORCED OUTAGE RATE 0.0 10.1 11.6
25. FORCED OUTAGE HRS 0.0 859.9 15270.0
26. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE, DURATION):

Cycle 13 Refueling Outage scheduled to begin on Feb. 15, 1991, scheduled to end May 31, 1991.

27. IF CURRENTLY SHUTDOWN ESTIMATED STARTUP DATE: N/A 16190/47

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

, . t

.. =+-

AVERAGE DAILY POWER LEVRE,~

NET MWe'-

i DOCKET #. .-. . . . .-.-.50219 ~

UNIT. . . . . . .. . . - - ' . OYSTER CREEK #1-REPORT-DATE . . - . - . . .-. JANUARY-1, 1991-  !

COMPILED BY . . ... ...HARI S. SHARMA TELEPHONE # . .:. . . . .609-971-4638

~ MONTH DECEMBER, 1990 e

DAX lili - DAI IGf

1. 612 16. ' 550:-
2. 631 17. - 550
3. 631 '18. 540
4. 629 19. 564-:
5. 630, 20. 491-
6. 631 21. '3 4 6 -.
7. 631 '22.

579

8. 631 2 3. :- 571.
9. 630 24. 566 ,

~

10. 631 25. 626-

.i 11.- -630. - 2 6. - 623

~

1

12. 629 -27. . 627:

13 . -- 620 2 8 . .: 626

14. 567- 29. 627 C

'15. 564 30-.- 623'

31. 569 >

L!,

' 1619B/46 n

a. -- , . . - - ,, , . - . . , , - , , , . .. .l-, . , . , , . , . L , , .. .,; . . , _ , , , - . ~ . , , . , ,

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET'NO. 50-219 UNIT NAME Ovster Creek DATE January, 1991 COMPLETED BY R. Baran TELEPHONE 971-4640 REPORT MONTH December, 1990 TYPE METHOD OF SHUTTING F: Forced DURATION DOWN THE REACTOR OR NO. DATE ,S: Scheduled (Hours) REASON (1) REDUCING POWER (2) CORRECTIVE ACTIONS / COMMENTS 103 901220 F 0 A 4 A plant shutdown was commenced due to both Standby Gas Treatment Systems being declared inoperable following the discovery of two cracks in-the system common suction line.

The shutdown was terminated at 0240 hours0.00278 days <br />0.0667 hours <br />3.968254e-4 weeks <br />9.132e-5 months <br /> on December 21, 1990, following the ccmpletion of repairs and post maintenance testing. The shutdown was terminated at a plant load of 250 MWe.

Sn - ry :

(1) PEASON (2) METHOD

a. Equipment Failure (Explain) e. Operator Training & License Exam 1. Manual
b. Maintenance or Test f. Administrative 2. Manual Scram
  • c. Refueling g. Operational Error (Explain) 3. Automatic Scram
d. Regulatory Restriction h. Other (Explain) 4. Other (Explain) 4

.-n . < . ~ .

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

i UNIT SHUTDOWNS AND POWER REDUCTIONS 1

DOCKET NO. '50-219 l ' UNIT NAME Oveter Creek

'DATE. January,-1991 ,

. COMPLETED BY R. Baran TELEPHONE 971-4640 REPORT MONTH December, 1990 TYPE' METHOD OF SHUTTING:

F Forced DURATION DOWN THE REACTOR OR NO. DATE S: Scheduled. (Hours) REASON.(1), REDUCING POWER (2). LCORRECTIVE ACTIONS / COMMENTS 103 901220 F O 'A 4 A plant. shutdown was commenced.

due to Loth Standby Gas Treatment Systems being declared inoperable-following the discovery of two cracks-

~

in the system common suction line.

The. shutdown.was terminated at 0240 5

hours on December 21, 1990, following the completion of. repairs and post:.

maintenance testing. 'The shutdown was terminated at-a. plant' load of 250 MWe.

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1 Summary 2

- (1) REASON (2) METHOD l

d

a. Equipment Failure (Explain) e. Operator Training & License Exam 1. Manual
b. Maintenance or Test f. Administrative 2. Manual ~ Scram 2 -. c. Refueling g. Operational Error-(Explain) 3. Automatic Scram i
d. Regulatory Restriction h. Other (Explain) 4. . Other. - ( Explain)

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