ML20154C577

Monthly Operating Rept for Apr 1988

ML20154C577
Person / Time
Site:	Haddam Neck File:Connecticut Yankee Atomic Power Co icon.png
Issue date:	04/30/1988
From:	Miller D, Wall K CONNECTICUT YANKEE ATOMIC POWER CO., DUQUESNE LIGHT CO.
To:	NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
NUDOCS 8805180228
Download: ML20154C577 (10)

Text

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CONNECTICUT YANKEE ATOMIC POWER COMPANY HADDAM NECK PLANT HADDAM, CONNECTICUT MONTHLY OPERATING REPORT NO. 88-04 ,

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PLANT OPERATIONS SUM 4ARY - APRIL 1988 The following is a summary of plant operations for April 1988.

On April 1, the unit was at 80% of rated power pending approval from the NRC to increase load to 100% power.

Da April 8, at 1900 hours0.022 days <br />0.528 hours <br />0.00314 weeks <br />7.2295e-4 months <br />, notification was received from the NRC and at 1930 hours0.0223 days <br />0.536 hours <br />0.00319 weeks <br />7.34365e-4 months <br />, a load increase to full power was commenced.

On April 9, at 0413 hours0.00478 days <br />0.115 hours <br />6.828704e-4 weeks <br />1.571465e-4 months <br />, the plant reached 100% rated power.

On April 29, at 2203 hours0.0255 days <br />0.612 hours <br />0.00364 weeks <br />8.382415e-4 months <br />, the plant commenced a load reduction to shutdown for replacement of the Number 3 Reactor Coolant Pump Seals.

On April 30, at 0300 hours0.00347 days <br />0.0833 hours <br />4.960317e-4 weeks <br />1.1415e-4 months <br />, the plant stopped load reduction at 60%

power to collect ds*a for Turbine Vibration readings. At 1130 hours0.0131 days <br />0.314 hours <br />0.00187 weeks <br />4.29965e-4 months <br />, an automatic reactor 6,d turbine trip occurred. The unit was not restarted during this moc*h.

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l AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-213 Conn. Yankee UNIT Haddam Neck DATE F'ay 15,1988 COMPLETED BY K. C. Wall TELEPHONE (203) 267-2556 MONTH: APRIT. 1988 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (FNe-Ne t) (FNe-Ne t) 1 460 17 587 2 460 18 586 3 443 19 586 4 463 20 586

'l 5 461 21 _

586 462 586 6 22 586 7 463 23 471 24 586 8

9 581 25 587 10 sp7 26 586 11 586 27 585 84 12 586 28 spp 29 575 13 14 585 30 154 15 586 31 n/a j 16 587 l

l INSTRUCTIONS On this forir.at, list the average daily unit power level in FNe-Net for each day in the reporting month. Complete the nearest whole megawatt.

. (9/77) t

CONNECTICUT YANNEE REACTOR COOLANT DATA MONTH: APRIL 1988 REACTOR COOLANT ANALYSIS MINIMUM AVERAGE MAXIMUM PH G 25 DEGREES C  : 6.18E+00 : 6.32E+00 6.61E+00 .

CONDUCTIVITY (UMHOS/CM)  : 1.30E+01 : 1 85E+01 ! 2.$5E+01 :

CHLORIDES (PPM)  : <5.00E-02 : <5.00E-02 : <3.00E-02 :

DISSOLVED OXYGEN (PPB)  : <5.00E+00 : . <5.00E+00.: <5.00E+00 :

BORON (PPM)  : 1.20E+03 1.29E+03 : 1.39E+03 :

LITHIUM (PPM)  : 1.19E+00 : 1.92E+00 2 2.71E+00 :

TOTAL GAMMA ACT. (UC/ML)  : 1.71E-01 : 5.2GE-01 : 9.46E-01 :

IODINE-131 ACT. (UC/ML) 2 01E-03 : 1.13E-02 : 2.78E-02 :

I-131/I-133 RATIO 9.56E-01 : 1.95E+00 : 4.45E+00 :

CRUD (MG/ LITER)  : <1.00E-02

• 2.31E-01 : 4.00E+00 :

TRITIUM (UC/ML)  : 2.46E-01 : 5.83E-01 : 7.63E-01 :

HYDROGEN (CC/KG)  : 1.75E+01 : 2.12E+01 : 2.51E+01 4

' AERATED LIGilID WASTE PROCESSED (GALLONS): 1.73E+05 WASTE LIQUID PROCESSED THR'JUGH BORON RECOVERY (GALLONS): 2.05E+05 AVERAGE PRIMARY LIAN RATE (GALLONS PER MINUTE); 3.34E+00 PRIMARY TO SECONDARY LEAK RATE (GALLONS PER HINUTE): 3.07E-03 1

1 l

NRC Operating Status Roport Haddam Neck

1. Ecciet: 50-213

2. Feperting Period: 04/28 Outage + On-line Hours 12.5 + 706.5 = 719.0

3. Utility Centact: J. Stanford (203) 267-2556 est. 452

4. Licensed theraal Pe.er (MWil 1825

5. Naseplate Rating (Eress MWel 667 x 0.9 = 600.3

6. Design Electrical Rating (Net MWe): 532

7. Manisus tependable Capacity (Srcss MWe): 595.8 S. f!astaan tependable Capacity (Net Mde): 569

9. If changes occur above since last repert, reasons are: N0h!

10. Feuer lesel to ahtch restricted, if any (het Nel: N/A

!!. Feassris f er restriction, if any: N/A MONTH IEAR-10-TATE CUMULATIVE

12. Re;crt peried hours: 719.0 2,903.0 178,223.0

13. Mrs reacter critical: 706.5 964.2 147,153.2

14. Peacter reserse shutdenn tours: 0.0 0.0 1,235.0

15. Hours generator on-lines 706.5 835.5 141,023.4

16. Unit reserve shutdon't hours: 0.0 0.0 399.0

17. Gress thereal energy generated (MutHl: 1,221,711.0 1,303,835.0 244,073,839.0

18. Grcss electrical energy generated (Md:HJ 406,271.0 431,601.1 79,912,403.1 1

19. Net electrical energy generated (MWeHl: 336,962.4 396,114.0 75,954,509.6 8

20. Ur t seritte f acters 93.3 29.3 79.1

21. Unit availatility factor 99.3 23.8 79.4

22. Unit capacity f acter using MDC net 94.6 24.0 77.9

23. Unit capacity f acter using CER net: 92.5 23.4 73.3

24. Unit forced cutage rate: 0.0 0.0 6.0

25. Forced cutage tours: 0.0 0i B,975.6

26. h tecens schedated over r4est 6 acnths (tge,date, duration): N2Ni

27. If currently shutdcen, est: sated startup cate Pay 16, 1933

Cuaulative values froa the first criticality (07/24/67). (The remainir,g cusalative ,alues are free the isrst date of cessercial c;eration, 01/01/69).

UNIT SIIUTDOWMS AND POWER REDUCTIONS DOCKET NO. 50-213 UNIT NAME Conn Yankee DATE 5-15-88 COMPLETED BY K. c. wall REPORT MONTil APRIL. 1988 TELEP110NE 203-267-2556

% an om n u No. Date 3 N g .o S y LER ,e $ Cause & Corrective o u o o jU tj RPT. e oo Action to S 8S E  %$ $U Prevent Recurrence

?" $ ]tj *QM jh2 m0 0 88-02 4-29-88 S 0 A 4 n/a AB P/ SEAL Power reduction to remove plant from service to replace #3 Reactor Coolant Pump Seals.

88-03 4-30-88 S 12.5 F 3 88-01: JC n/a Reactor tripped during scheduled power reductior to shutdown for #3 Reactor Coolant Pump maintenance. While returning idled loop to service, power in-creased above P8 and plant tripped on low flow. Plant continued with scheduled shutdown.

I 2 3 4 F Forced Reason: Method: Exhibit G-Instructions S Scheduled A-Equipment Failure (Explain) Il-Other(Explain 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Repe rt (LER) File D-Regulatory Restriction 4-Other(Explain) (NUREG-0161)

E-Operator Training & License Examination F-Administrative 5 G-Operational Error (Explain) Exhibit 1 Same Source

i 4

REFUELING INFORMATION REQUEST

1. Name of facility Connecticut Yankee Atomic Power Company

2. Scheduled date for ner.t refueling shutdown.

August 5, 1989

3. Scheduled date for restart following refueling.

September 30, 1989

4. (a) Will refueling or resumption of operation thereafter require a technical speci-fication change or other license amendment?

NO (b) If answer is yes, what, in general, will these be?

(c) If answer is no, has the reload fuel design and core configuration been reviewed by your Piar.t Safety Review Committee to determine whether any unreviewed safety questions are associated with the core reload (Ref. 10 CFR Section 50.59)?

NO (d) If no such review has taken place, when is it scheduled?

July, 1989

5. Scheduled date(s) for submitting proposed licensing action and supporting information.

N/A

6. Important licensing considerations associated with refueling, e.g., new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures.

NO

7. The number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool.

1 (a) 157 (b) 653

) 8. The present licensed spent fuel pool storage capacity and the size of any increase in t

ifcensed storage capacity that has been requested or is planned, in ntaber of fuel arsemblies.

1168

9. The projected date of the last refueling that can be discharged to the spent fuel

pool assuming the present ifcensed capacity.

1996

4 CONNECTICUT YANKEE ATOMIC POWER COMPANY HADDAM NECK PLANT RRv1

• Box 127E

• EAST HAMPTON CT 06424 9341 May 15, 1968 RE: Technical Specification 6.9.1d Docket No. 50-213 U. S. Nuclear Regulatory Commission Document Control Desk Washington, D. C. 20555

Dear Sir:

In accordance with reporting requirements of Technical Specification 6.9.1d, the Connecticut Yankee Haddam Neck Plant Monthly Operating Report 88-04, covering operations for the period April 1, 1988 to April 30, 1988, is hereby forwarded.

Very truly yours,

. Y hDonaldB. Miller,Jr.

Station Superintendent DBM/mdv Enclosures cc: (1) Regional Administrator, Region 1 U. S. Nuclear Regulatory Commission 475 Allendale Road King of Prussia, PA 19406 4

(2) J. T. Shedlosky Sr. Resident Inspector Connecticut Yankee

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1968 Twenty Years of Service

• 80 Billion Kilowatt Hours Generated 1988

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