ML20206D899

Monthly Operating Rept for Mar 1986

ML20206D899
Person / Time
Site:	Big Rock Point File:Consumers Energy icon.png
Issue date:	03/31/1986
From:	Bielinski M, Hoffman D CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
NUDOCS 8606200422
Download: ML20206D899 (5)

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compey NUCLEAR OPERATIONS DEPARTMENT Uait Shutdowns and Power Reductions Report Month Docket Nurnber Unit Date Completed tn Telephone M weh 1986 50-155 Bir Rock Pnkt April 3, 1986 MJEie! i nski i 616)Sh7 6537 Ex 228

' Method of

' Shutting g

Duration 2

'Down Licensee Event System t 3

Number Date Type (Hours) Reason Rextor Report Number Code 4 Code Cause and Corrective Action To Prevent Recurrence 86-02 03/01/86 F Thh.0 A N/A N/A Self imposed power reduction as a result of a high pressure turbine steam seal problem. The plant will continue to operate at reduced power until the next appropriate opportunity to make repairs.

I l

I F = Forced 2 Reason: 3 Method: 4 Exhibit G = Instructions for S = Scheduled A = Equipment Failure (Explain) 1 - Manual Preparation of Data Entry Sheets B = Maintenance of Test 2 = Manual Scram for Licensee Event Report (LER)

C = Refueling 3 = Automatic Scram File (NUREG-0161) l D = Regulatory Restriction 4 = Other (Explain)

E = Operator Training and License Examination 5 Exhibit I = Same Source F = Administrative G = Operational Error (Ex;iain)

H = Other (Explain) j 8606200422 860331 g Form 3156 1-82 PDR ADOCK 05000155 / /t R PDR s (l

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DOCKET N0. 50-155 OATE: I / 4 / 86 PY: B055

() OPERATING STATUS PHONE: 616-547-6517,ErT 180

1. UNIT NAME: BIG ROCK POINT NUCLEAR PLANT NOTES:

2. REPORTING PERIOD: 3 / 86 (3 3. LICENSE 0 THERMAL POWER IMWil: 240

4. NAMEPLATE RATING (GROS 5 MwEs: 75

5. DESIGN EltC TR IC AL RATING INET MdEI: 72 r -

6. MAXIMUM DEPENDABLE CAPACITY IGR055 MWEl: 73.0

7. MAXIMUM DEPENOABLE CAPACITY INET MWEI: 09.0

8. IF CHANGES OCCUR IN CAPACITY RATING 5tITC'S 3 TNkU 78 SINCE La5T PEPORT. CIVE PEASONS:

9. POWER LEVEL TO wHICH a;5TRICTE0eTG ANY tNET MwEli 63.0

10. REASONS FOR RE5TRICTIONS, IF ANY: STEAM SEAL REG. PRESSURC PROBLEMS. AL50 THERMAL HVORAULICS L INIT ATIONS.

f THIS MONTH YEAR-TO-DATE CU"ULATIVE

11. H3URS IN MEPORTING PERIOD 744.0 2160 0 201691.0

12. NUMSER OF HOURS REACTOR WAS CRITICAL 744.0 2032.4 143264.2

13. REACTOR RESERVE SHUT 00WN HOURS 0.0 0.0 0.0

14. HOURS GENERATOR 0%-LINE 744.0 2022.e 140662.8

15. UNIT RESERVE SHUTOOWN HOURS 0.0 0.0 0.0

16. GROSS 1HEkMAL ENERGY GENERATED IMwHI 154315.0 4?4678.0 26469949.0

17. GROSS ELEC TRIC AL ENERG) GENERATED IMWHI 49430.0 115684 0 8376971 0

18. NET ELECTRICAL ENERGY GENERATEO IMWHI 46851 9 128614.2 7920T86.4

19. UNIT SERVICE F ACTOR 100.0% 93 6% 69.7%

20. UNIT AVAILABILITY FACTOR 100.0% 93.6% 69.7%

21. UNIT CAPACITY FACTOR IUSING MDC NETI 91.3% 86.3% 58.4%

22. UNIT CAPACITY FACTOP. tOSING DER NETI 87.5% 82.7% 54.5%

23. UNIT FORCEO 00TAGF RATE 0.0% 6.4% 15.05

24. SHUT 00WNS SCHEDULED DVER NEXT 6 MONTH 56 TYPE.0 Aft. C CURATION UF CACHl:

25. IF 5 HUT D0hN AT END OF REPORT PERIODe EST!MATEo DATE OF STARTUP:

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OAY AVERAGE DAILY P0nERIMwT) (MWEril ( 3/66) . .

1 210.03 63.80

~2 212.29 e4 47 3 211 50 64 17 4 211.50 64 01 5 211.04 63.97

, 6 209.79 63.55 7 207.67 62.92 8 207.29 62.93 9 206 87 62.78 10 20s.67 62.66 <

11 206 04 62.62 '4 12 205.50 62.54 13 204.79 62.42 14 204.62 62.35 15 204.46 62.22 16 203.29 62 14 .

17 205.00 62.36 18 20o.62 62.62 19 203.62 62.45 20 206 62 62.27 21 210 04 63.71 22 208.75 63.49 23 208.76 63.40 24 209.25 63.11 25 207.92 63.13 26 207.79 63.00 27 207.71 62 79 2S ~206.50 62.77 29 206.79 62.57 30 205.96 62.50 31 204.83 62 40 .

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Refuelin2 Information Request

1. Facility name: Big Rock Point Plant

2. Scheduled date for next refueling shutdown: October 24, 1986

3. Scheduled date for restart following shutdown: December 12, 1986

4. Will refueling or resumption of operation thereafter require a technical specification change or other license amendment? No If yes, explain:

If no, has the reload fuel design and core configuration been reviewed by Plant Safety Review Committee to determine whether any unreviewed safety questions as associated with the core reload (Reference 10 CFR, Section 50.59)? No If no review has taken place, when is it scheduled?

5. Scheduled date(s) for submittal of proposed licensing action and

• l supporting information:

t

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

7. Number of fuel assemblies in: core 84; spent fuel storage pool 192.

8. Present licensed spent fuel storage capacity: 441 Size of any increase in licensed storage capacity that has been requested or is planned (in number of fuel assemblies):

9. Projected date of last refueling that can be discharged to spent fuel pool assuming the present license capacity: 1995 MIO385-0458A-BT01 l - - -- - - ..

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e CORSumBIS i power o e noe,-o.

g Plant Superhetendent i Sig Rock Point Nuclear Plant, Box 591, Route 3, Charlwoix, MI 49720 April 3, 1986 l

1 Director Office of Inspection and Enforcement United States Nuclear Regulatory Commission Washington, DC 20555

Dear Sir:

Enclosed please find the statistical data for the Big Rock Point Nuclear Plant covering the period March 1, 1986 through March 31, 1986.

Sincerely,

%?

D P Hoffman Plant Superintendent Enclosures cc: DEVat.Farowe, Department of Public Health RCallen, Michigan Public Service Commission Michigan Department of Labor INPO Record Center Resident NRC Inspector, Site Document Control, Big Rock Point, 740*22*35*10 FWBuckman, P24-117B KWBerry, P24-614B File d

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MIO10-0667A-BT01

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