Text

Monthly Operating Rept for Aug 1981
	ML20042C509
Person / Time
Site:	Indian Point
Issue date:	09/04/1981
From:	Connell C; POWER AUTHORITY OF THE STATE OF NEW YORK (NEW YORK
To:	;
Shared Package
ML20042C506	List: ML20042C505; ML20042C509;
References
	NUDOCS 8203310467
	Download: ML20042C509 (6)
	v • d • e

9 OPERA TLNG DATA REPORT DOCKET NO.

50-286 3

DATE 9-4-81 COMPLETED BY C. Connell TELEPHONE (914) 739-8200 OPERATING STATUS Notes

1. Unit Name: Indian Pnin e Nn _1 Nnc1 g,v pnugr pl an e

2. Reporting Period:

Annunt 1981

3. Licensed Thermal Power (MWt):

1025

4. Nameplate Rating (Gross MWe):

1013 S. Design Electrical Rating (Net MWe):

965

6. Sf aximum Dependable Capacity (Gross 5tWe):

926

7. Maximum Dependable Capacity (Net MWe):

891

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report. Give Reasons:

NONE

9. Power Level To Which Restricted. If Any (Net MWe):

607 MWE (At Unity Factor)

10. Reasons For Restrictions. If Any:

Unit load restricted to the capacity of one main transformer.

This Month Yr..to.Dat e Cumulative

11. H:urs in Reporting Period 744 5831 43.872

12. Number Of Hours Reactor Was Critical 734_2 4370.7 11.1?n_7

13. Reactor Resene Shutdown Hours 0

0 0)

14. H:urs Generator On-Line 727.1 4284.7 29,987.8

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWH) 1,441,828 8,852,173 76,483,443

17. Gross Electrical Energy Generated (MWH) 398,220 2,454,480 24,045,981

18. nit Electrical Energy Generated (MWH) 374 452 Mfi.,2,3 7 23,03(r;397

19. Unit Service Factor 97.7 73.5 6fi. 4

20. Unit Availability Factor 97.7 73.5 68.4

21. Unit Capacity Factor (Using MDC Net) -

56.5 44.6 58.9

22. Unit Capacity Factor (Using DER Net) 52.2 41.2 54.4

23. Unit Forced Outage Rate 2.2 21.0

' ' 5^_ 2

24. Shutdowns Scheduled Over Next 6 Months (Type. Date, and Duration of Each):

m une in Sentember to connect new inain transformer.

Rofnelino outane in Januarv.

25. If Shur Down At End Of Report Period. Estimated Date of Startup:

NA

26. Units In Test Status (Prior to Commercial Operation):

Forecast.

Ac'hieve'd '

INITIA L CRITICALITY N/A N/A INITIA L ELECTRICITY N/A N/A

~

COMM ERCIA L OPERATION N/A N/A s-(9/771 8203310467 B10914 PDR ADOCK 05000286

~

AVI:lt AGl; DAILY UNII POWI:lt 1.1. VEL DOCKET NO.

4 9- "f.

l eid s.iM'iii n t UNIT 180 3 DATE 9-4-81 COh1PLETED Ily C. _Conne11 TELEPl!ONE 914-739-8200 A!ONTl!

Auoust 1981 DAY AVER AGE DAILY POWER LEVEL DAY AVER AGE DAILY POWER LEVEL (51We Net)

(51We Net)

I 515 j7 516 2

s17 IS 514 3

516 19 516 4

516

~

516 20 5

515 21 519 515 6

521 22 7

518 23 515 8

518 24 516

~

9 519 513 25 10 518 26 283 519 27 355 12_

518 28 515 13 517 29 518 521 14 514 30 520 15 514 3g 16 -

517 INST 110CTIONS 1

01: t!iis fossiiat. list alie aserage daily unit power levelisi h!Wc. Net for cach day in the reporting inonth. CornPure to the nearest syhole niegawatt.

(9/77) l

=

UNITSIIUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-286 UNIT N ole _Inatan om nt tinit 3 DATE 9/4 /81 COMPLETED DY r conne!!

REPORT MONT11 wme ioni TELEPI(ONE 914-739-9200 "L

3.a 3

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.,.s X Licensee E*

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E Cause & Currective E."1 No.

Date g

3g jg5 Event u?

o Action to 8: 3 j di j Report #.

rE0

}O Prevent Recurrence

=

O 07 810826 F

16.9 B

3 N/A IA CKTBKR Malfunction of reactor trip breaker A

Cell switch during surveillance testing. Modified reactor trip breaker Cell switch mounting.

8 i

I I

2 3

4 F: Forced

' Reason:

Method:

Exhibit F 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 Refocling 3 Automatic Scram.

Event Repor (LER) File (NUREG-D Regulatory Restrietion 4 Other(Explain) 0161)

E Operator Training & License Examination F Administrative 5

G-Operational Errut (Explain)

(9/77)

Il O her(Explain)

Exhibi.H - Same Source

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MO!1T11LY I & C CATEGORY I REPORT August 1981 Month Date W.R.

Fquipment Malfunction Corrective Action 4-18-81 IC-1-1217-2 TM-431-D rod Insertion Ifi Limit Trim Potentiometer Replaced Potentiometer inoperable 5-13-81 IC-1-1267-2 Reactor Protection Instru-Test Signal Erratic Replaced Test Potentiometer mentation Test Signal Potentiometer 7-22-81 IC-1-1319-2 CCR Air Conditioner Thermostat Malfunctions Cleaned & Repaired Thermostat 7-22-81 IC-1-1244-2 Instrument Air Cooling LCV Controller No't Functioning Blowdown Air lines & cleaned Expansion Tank Level Con-controllers trol valve 7-22-81 IC-1-1264-2 Nuclear Instrumentation Percent Power meter on Drawer Replaced meter Power Range No. 43 reads 2% high 7-22-81 IC-1-1231-IC Boric Acid IIeat Trace Alco Temp. Alarm up with Circuit Tightened loose connection &

Circuit #6 Deenergized recalibration switch 7-22-81 IC-1-1262-2 Computer No output from points Y9055A Rewired points to revised Y9058A, Y9061A, Y9054A, Y9057A prints Y9060A 7-22-81 IC-1-1238-2 Pasquill Indicator Display has superimposed digits Tightened loose connector on Circuit Board 7-22-81 IC-1-1035-2 Flo. 34 Steam Generator Indication Failed Iligh Replace thermocouple Temperature wire at Manway of 34 S.G.

s f

SUMMARY

OF OPERATING EXPERIENCE AUGUST 1981 Indian Point Unit 3 was synchronized to the bus for a total of 727.1 hours1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months , producing a gross generation of 348,220 MWE for this reporting period.

The Uni _t experienced one trip on August 26, at 1341 hours0.0155 days 0.373 hours 0.00222 weeks 5.102505e-4 months . The problem occurred while restoring the reactor trip breakers to a normal status at the completion of reactor protection system testing.

The cause was founa to be improperly supported cell switches associated with main reactor trip breaker "B".

A modification was performed to improve the support to the cell switches.

The unit was returned to service at 0635 hours0.00735 days 0.176 hours 0.00105 weeks 2.416175e-4 months on August 27

>s

.

ML20042C509

Text

SUMMARY

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