ML20237K581

Monthly Operating Rept for Apr 1987

ML20237K581
Person / Time
Site:	Yankee Rowe
Issue date:	04/30/1987
From:	Heider L, Whipple S YANKEE ATOMIC ELECTRIC CO.
To:	NRC
References
FYR-87-048, FYR-87-48, NUDOCS 8708190321
Download: ML20237K581 (6)

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YANKEE ATOMIC NUCLEAR POWER STATION MONTHLY STATISTICAL REPORT 87-04 FOR THE MONTH OF April, 1987 i

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8709190321 870430

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DPERATIN6 DATA REPORT DOCKET NO.

50-29 DATE 870505 COMPLETEDBY S. WHIPPLE TELEPHONE (617) 872-8100 OPERATING STATUS 1.

Unit Nase Yankee Rome 2.

Reportin0 Period: April,1987 3.

Licensed Thereal Power (MWti:

600 4.

Naseplate Rating (Bross MWeh 185 5.

Design Electrical Rating (Net MWe):

175 6.

Maxieue Dependable Capacity (Gross MWe): 180

. 7, Maxieue Dependable Capacity (Net Mke):

167 8.

If Changes Occur in Capacity Ratings (Itees Nuober 3 Through 7) Since Last Report, Sive Reasons:

_=.....

9.

Power Level To Which Restricted. If Any (Net MWeb

10. Reasons For Restrictions. If Any:

_........=___

This Month Yr.-to-Date Cueulative

11. Hours in Reporting Period 719.00 2,879.00

12. Nueber of Hours Reactor Was Critical 719.00 2,834.23 106,699.23 1

13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00

14. Hours Generator On-Line 719.00 2,823.23 181,804.18 -

15. Unit Reserve Shutdown Hours 0.00 0.00 0.00

16. Gross Thereal Energy Generated (MWH) 349,840.00 1,572,417.00 99,154,362.52

17. Gross Electrical Energy Generated (MWH) 104,843.20 477,262.80 30,046,807.40

18. Net Electrical Energy Generated (MWH) 97,011.00 445,643.91 28,114,584.11

19. Unit Service Factor 100.00 98.06 78.37

20. Unit Availability Fatter 100.00 98.06 78.37

21. Unit Capacity Factor (Using MDC Net) 80.79 92.69 74.43

22. Unit Capacity Factor (Using DER Net) 77.10 88.45 70.94

23. Unit Forced Outage Fate 0.00 1.94 5.18

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): Core 19 Refueling: May 2, 1987; 6 weeks.

25. If Shutdown At End of Report Period, Estimated Date of Startupt

26. Units in Test Status (Prior to Coseercial Operation):

Forecast Achieved

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i INITIAL CRii!CALITY i

INITIAL ELECTRICliY COMMERCIAL OPERA 110N d

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AVERABE DAILY UNIT POWER LEVEL

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DOCKET NO.

50-29 UNIT YANKEE R0WE DATE 870505 COMPLETED BY S. WHIPPLE TELEPHONE (617) 872-8100 MONTH APR1L,1987 DAY AVERASE DAILY POWER LEVEL DAY AVERABE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 146.8 17 133.8 2

145.9 18 133.0 3

145.0 19 132.2 4

144.3 20 131.4 5

143.6 21 130.8 6

142.8 22 129.9 7

142.1 23 129.0 8

141.2 24 128.1 9

140.3 25 127.2 10 139.5 26 126.4 11 138.7 27 125.0 12 137.9 28 124.1 13 136.9 29 123.4 14 136.2 30 122.7 15 135.3 31 16 134.5 i

]N51RUC110NS On this format, list the average daily unit power level in MWe-het for each day in the reporting scrith.

Compute to the nearest whole negawatt.

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UNIT SHUTDONNS AND PONER REDUCTIONS

- DOCKET NO.

50 UNIT

~ YANKEE RONE' -

REPORT MC1TH ' APRIL,1987 DATE B70505 COMPLETED BY S. NHIPPLE TELEPHONE (617) 872-8100 Method Licensee Cause & Corrective 1. Duration 2 Of Shutting. Event-Systes ' Component Action to No.

Date Type (Hours) Reason Down Reactor 3 Report i Code 4 Code 5 Prevent Recurrence

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NONE f

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1 2

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F Forced Reason:

Method:

Exhibit 6-Instructions 51 Scheduled A-Equipeent Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scras.

Entry Sheets for License C-Refueling 3-Automatic Scras.

Event Report (LER) File D-RegulatoryRestriction 4-Other (Explain)

(NUREB-0161)

E-Operator Training & Licensed Erasination F-Administrative 5

6-Operatlocal Error (Explain)

Exhibit 1 - Saee Source H-Other (Explain)

l DOCKET NO.

50-29 UNIT YANKEE R0WE DATE 870505 COMPLETED BY S. WHIPPLE TELEPHDNE (617) 072-8100 REPORT MONTH APRIL, 1987

SUMMARY

OF OPERATING EXPERIENCES Continued coastdonn operation all month, i

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Teteonone (617) 872 8100 Certif100 Twx 110 380 7619 i

YANKEE ATOMIC ELECTRIC COMPANY

-.< m( o y2 1671 Worcester Road, Framingham, Massachusetts 01701 s

May 6, 1987 FYR 87-048 United States Nuclear Regulatory Commission Director, Office of Management Information and Program Control Washington, D.C. 20555

Dear Sir:

Submitted herewith is the monthly Statistical Report for the Yankee Atomic Power Station for the month of April, 1987 Very truly yours, YANKEE ATOMIC ELECTRIC COMPANY

1. H. Heider Vice President / Manager of Operations LHH/gbc Enclosure cc: Region I Office of Inspection & Enforcement b