ML20206F693

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Monthly Operating Rept for Oct 1988 for Haddam Neck Plant
ML20206F693
Person / Time
Site: Haddam Neck File:Connecticut Yankee Atomic Power Co icon.png
Issue date: 10/31/1988
From: Miller D, Wall K
CONNECTICUT YANKEE ATOMIC POWER CO.
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
NUDOCS 8811210272
Download: ML20206F693 (10)
v • d • e


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Connecticut Yankee Atomic Pcwer Comp:ny IIaddam Neck Plant IIaddam, Connecticut I

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Monthly Operating Report No. 8810 l

For The Month of October 1988 l

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8311210272 981031 I6 PDR ADGCK 05000213 \j I R PDC

Plant Operations Summarv - November 1988 The following is a summary of plant operations for October 1988.

On October I at 0000 hours0 days <br />0 hours <br />0 weeks <br />0 months <br />, the unit was at a 65% power hold to replace the "C" Circulating Water Pump coupling. At 0652 hours0.00755 days <br />0.181 hours <br />0.00108 weeks <br />2.48086e-4 months <br />, repairs were completed and the plant commenced loading. At 0914 4

hours, the unit stopped the load increase at 81% power in order to realign the control rod positiening indicator. At 1117 hours0.0129 days <br />0.31 hours <br />0.00185 weeks <br />4.250185e-4 months <br />, with

! conditions stabilized, the plant resumed the load increase. Ily 1406 hours0.0163 days <br />0.391 hours <br />0.00232 weeks <br />5.34983e-4 months <br />, the unit was operating at 100% power.

On October 5 at 1343 hours0.0155 days <br />0.373 hours <br />0.00222 weeks <br />5.110115e-4 months <br />, the plant started a load reduction to evaluate a steam line set point deviation. At 1412 hours0.0163 days <br />0.392 hours <br />0.00233 weeks <br />5.37266e-4 months <br />, with the unit at 99% power, normal conditions had been restored and a load increase was started. 13y 1425 hours0.0165 days <br />0.396 hours <br />0.00236 weeks <br />5.422125e-4 months <br />, the load was restored to 100%

power.

j On October 25 at 1530 hours0.0177 days <br />0.425 hours <br />0.00253 weeks <br />5.82165e-4 months <br />, the plant reduced load to investigate a problem with the "D" Traveling Water Streen. At 1605 hours0.0186 days <br />0.446 hours <br />0.00265 weeks <br />6.107025e-4 months <br />, the unit reached 56% load and held there to conduct repairs. Ily 2105 hours0.0244 days <br />0.585 hours <br />0.00348 weeks <br />8.009525e-4 months <br /> repairs had been completed, and a routine Turbine Valve Test had been executed and the plant commenced loading.

On October 26 at 0135 hours0.00156 days <br />0.0375 hours <br />2.232143e-4 weeks <br />5.13675e-5 months <br />, the plant returned to 100% power.

On October 28 at 0840 hours0.00972 days <br />0.233 hours <br />0.00139 weeks <br />3.1962e-4 months <br />, the Connecticut Yankee Atomic Power Company passed the 82 billion KW hours production mark.

The plant continued to operate at 100% power for the remainder of the month.

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Maintenance Octeher SYSTEM 1988 EFFECT dN CORRECTIVE ACTION SPECIAL PRFCAUTIONS OR MALFUNCTION SAFE TAKEN TO PREVENT TAKD4 TO PROVIDE COMPONENT CAUSE RESULT CPERATION REPETITION FOR REACTOR SAFETT

, DURING REPAIR There are no reportable itemn f or the cannth of October 1988 O

AVERAGE DM*,Y UNIT POWER LEVEL DOCKET NO. 50-213 Conn. Yankee UNIT Haddam Neck DATEj l/1/88 COMPLETED BYJ. C. Wall TELEPHONE (203) 267-2556 _

MONTH: October 1988 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY PORER LEVEL (MWe-Net) (MWe-Net) 1 476 17 586 2 574 18 586 3 576 19 586 4 577 20 586 5 579 21 586 6 580 22 se6 7 581 23 588 8 ss? 24 588 9 584 25 512 10 584 26 _

586 11 585 _

27 587 12 sgs 28 587 13 587 29 588 14 ss7 30 588 15 587 31 588 16 587 INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting conth. Complete the nearest whole megawatt.

(9/77)

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CONNECTICUT YANKEE REACTOR COOLANT DATA MONTH: 10-80 i

REACTOR COOLANT ANALYSIS MINIMUM AVERADE MAXIMUM f PH e 25 DEGREES C  ! 6 94E+00 t 6.27E+00 1 6.54E+00 t CONDUCTIVITY (UNHOS/CM) i 1.30E+01 1.86E+01 1 2.40E+01 ! I CHLORIDES (PPM) I <5.00E-02 i <5 00E-02 8 <5.00E-02 i i DISSOLVED OXYGEN (PPD) t <5.00E+00 t <5.00E+00 t <5.00E+00 t [

BORON (PPM)  ! 7.43E+02 i 7.94E+02 2 9.55E+02 ! 1 LITHIUM (PPM) i 1 18E+00 1 1.57E+00 t 2.30E+00 t  !

TOTAL GAMMA ACT. (UC/ML)  ! 2.32E-01 ! 5.84E-01 ! 1.17E+00 t

  • IODINE-131 ACT. (UC/ML) 1.78E-02 i 2.17E-02 2 4.09E-02 ! (

I-131/I-133 RATIO i 1 47E+00 2 2.72E+00 1 5.46E+00 i  !

CRUD (NG/ LITER) 1 <1.00E-02 3 <1.00E-02 ! <1.00E-02 i TRITIUM (UC/ML)  ! 4.13E+00 t 4.28E+00 t 4.48E+00 t  !

HYDROGEN (CC/KG)  ! 2 33E+01 ! 2.52E+01 ! 2.62E+01 !  !

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AERATED LIQUID WASTE PROCESSED (GA8.LGWu,8 1.02E-05 WASTE LIQUID PROCESSED THROUGH PORON RECOVERY (GALLONS)! 0.00E-01 i AVERAGE PRIMARY LEAK RATE (GALLONS FER MINUTE)! 2.42E-01 PRIMARY TO SECONDARY LEAK RATE (GALLONS PER MINUTE)! 6.30E-04 l t

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JRC OPttAflWG STATUS atPott Ned$am teck

1. Docket > 50 213
2. Reportlne Period 10'88 Outage + on Lirw mours: 0.0 + 745.e = 745.0
3. Utility contact: J. Stanford (203) 267 2556 est. 452
4. Licensed thernet Power (Wt): 1825
  • . Nameplete Rating (Gross We): 667 a 0.9 m 600.3
6. Desten s'tectricot Rating (met we): 582
7. Maatsue Depecdebte cepecity (Gross we : 591.P
8. Maatsue Deperdoble Cepecity (Net we): 565
9. If changes occur above since Last report, reasono ere Wont
10. Power levet to which restricted, if any (het W e): N/A
11. Reasons for restriction, if any N/A I43NTN ttAR TO 0 Aft CLMA4flW
12. Report period hours 74*.0 7,320.0 182,640.0
13. Nowre reactor critl u t 745.0 4,713.0 150,902.0
14. Reactor reserve shutdown hours: 0.0 0.0 1,285.0
15. pours gererator on lines 745.0 4,576.8 144,764.6
16. Unit reserve shutd wt hours: 0.0 0.0 393.0
17. Cross ther**l energy ge wroted (Wtu): 1,346,916.0 7,9fe,648.0 250,736,652.0 *
18. Cross eiectrical energy generated ( Weu): 451,417.0 2,588,276.0 82,069,083.0 '
19. set electrical energy generated ( Wem): 431,167.2 2.445,638.8 T8,034,333.4 *
20. Unit service f actor 100.0 62.$ 79.3
21. Unit evettability factor 100.0 62.5 79.5 22.1.> tit cepecity f actor using eCC nett 102.4 55.9 77.9
23. Unit coposity f acter using cta net 99.4 57.4  ?),4
24. Unit forced owtage rate: 0.0 0.0 5.8
25. forced Atese hours: 0.0 0.0 8,9 75. 6
26. skutdewns sche &ted over neat 6 wths (tnw.cate, daration): nobt
27. If currently shutdw'., estimated starte dates h/A
  • C:mlatine values f ren the first criticality (07/24/67). (The ree.alning cautative vatwes are f rom the first date of ccoviercist coeration. 01/01/68).

UNIT SHUTD0'4iS AND PWER REDUCIIONS DOCKET N0 0 50-213 UNIT NAME Connect icut Yankee DATE 11/15/S5 COMPLETED BY r_ c_ 5,sii REPORT MONTil October 1988 T.FP110NE 203-267-2556 w n oa n "

No. Date ,

e4 ., a g LER e Cause & Corrective e u a o j" " RPT. u oo Action to h $ o Prevent Recurrence E8-05 9-27-88 F 0 A n/a n/a NN P/CPLC Continuation of power reduction to repair coupling on "C" circulating water pin::p.

38-06 10-25-88 F 0 A n/a n/a NN SCN Reduced power to 56%

due to problems with "D" traveling water screen.

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, F Forced Reason: Method: Exhibit G-Instructions S .cc heduled A-Equipment Failure (Explain) 11-Othe r(Explain 1-Manual for Preparation of Data B-Maintenance cr Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Othcr(Explain) (NUREC-0161)

E-Operater Training & License Examination

. F-Administrative 5 G-operational Error (l'.xplain) Exhibit 1 Same Source

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. I Refueling Inforation Request i y 1. Name of facility l

%ticut Yankee Atomic Power Company j

2. Scheduled date for next refueling shutdown.  ;

September 9,1989

3. Scheduled date for restart following refueling. .

Octobee 31,1989 f

4. (a) Will refueling or resumption of operation thereafter require a technical j specification change or other license amendment?

r 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 i reviewed by your Phnt Safety P.eview Committee to detennine whethu any l unreviewed safety questions are associated with the core reload [

(Ref.10 CFR section 50.59)?  ;

i No  !

(d) If no such re,iew has taken pla e, when is it scheduled?

f July,1989

5. Schedsded date(s) for submitting proposed licensing action and supporting information.
6. Important licensing considerations associated with refueling, e.g., new or different [

fuel design or supplier, unreviewed design or performance analysis methods, i significant changes in fuel design, new operstmg procedures. [

No  !

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7. The nmaber of fuel assemblies (a)in the core and (b) in the spent fuel storage pool, (a) 157 (b) 653 l r

S. 'Ihe present licensed spent fuel pool storage capacity ard the sire of any increate in  !

licensed storage car city that has beca requested or is planned,in numbe of fuel t assemblies, i

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9 The projected date of the last refueling that can be discharged to the spent fuel px>l assummg the present licensed capacity. [

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s CONNECTICUT YANKEE ATOMIC POWER COMPANY

HADDAM NECK P3. ANT I RRs1
  • BOX 127E

Dear Sir:

In accordance with reporting requirements of Technical Specification 6.9.ld, the Connecticut Yankee IIaddam Neck Plant Monthly Operating Report 88-10, covering operations for the period October ' 1988 to October 3;,1988, is hereby forwarded.

Very Truly yours, f

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dtP Donald B. Miller, Jr.

A Station Superintendent D B M/mdw cc: (1) Regional Administrator, Region 1 U. S. Nuclear Regulatory Commission 631 Park Avenue King of Prussia, PA 19406 (2) John T. Shediosky Sr. Resident inspector Connecticut Yankee [M2

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1968 Twenty Yeara of Servico

  • 80 Billion Kilowatt Hours Generated 19 8 un av p-

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