ML20042B518

Monthly Operating Rept for Aug 1981

ML20042B518
Person / Time
Site:	Big Rock Point File:Consumers Energy icon.png
Issue date:	09/01/1981
From:	Amstutz S CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:
Shared Package
ML20042B516	List: ML20042B515 ML20042B518
References
NUDOCS 8203250387
Download: ML20042B518 (1)

Text

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1 211.75 62.13

,2

- 218.54 61.72 3

215.25 61.43 g

4 213.42 61.16 5

213.37 61.32 6

215.83 61.77 g

7 215.62 62.10 8

215.29 62.12 9

213.71 61.80

,)

10 212.46 61.04 11 212.08 60.67 12 213.75 60.95

,)

13 212.71 60.75 14 215.50 61.24 15 212.62 60.97 g

16 213.12 61.22 17 213.62-61.42 18 209.83 60.84

.) '

19 210.92 60.68 20 209.67 60.64-21 212.83 61.30 g

22 210.92 60.73 23 211.12 60.60 24 211.42 60.89

3) "

25 210.33 60.58 26 -.. - -

209.75..--..

60.42 27 209.04 60.39 g

28 209.75 60.68

-29.

-209.50 60.86 30 209.46 60.49 g

31 209.04 60.36 U

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B2032503s7 810903 PDR ADOCK 05000 l

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GREYBOOK OPERATING DATA REPORT i

DOCKET NO. 50-155 DATE:

9/

i /, 81 ~

BY:

SUSAN AMSTUTZ OPERATING STATUS PHONE:

616-547-6537, E)

1. UNIT NAME:

DIG ROCK POINT NUCLEAR PLANT NOTES:

180

(-2. REPORTING PERIOD:

8 / 81 c3. LICENSED THERMAL POWER (MWT) 240

4. NAMEPLATE RATING (GROSS MWE):

75

5. DESIGN ELECTRICAL RATING (NET MWE):

72

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE):

69.0

7. MAXIMUM DEPENDABLE CAPACITY (NET.MWE):

65.0 h8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS 3 THRU 7) SINCE LAST REPORT, GIVE REASONS:_.

1. A

~

..... ~ ~.. -.

'9.

POWER LEVEL TO WHICH RESTRICTEDi,,IF ANY (NET MWE):

65.0

10. REASONS FOR RESTRICTIONS, IF ANYP-THIS MONTH YEAR-TO-DATE CUMULAT)

1. HOURS IN REPORTING PERIOD 744.0 5831.0 16153b

2. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 5000.4 112173

3. REACTOR RESERVE SHUTDOWN HOURS 0.0

.0. 0. -

0 4.

HOURS GENERATOR ON-LINE 744.0 5011.0 109941

5. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0

6. GROSS THERMAL ENERGY GENERATED (MWH).

1579T4.0

. 1044490.0 20565691

7. GROSS ELECTRICAL ENERGY GENERATED (MWH) 48114.0 318747.0 6483836

8. NET ELECTRICAL ENERGY GENERATED (MWH) 45438.4 300912.3 6134702

9. UNIT SERVICE FACTOR 100.0%.

85.9%.

. 68

0. UNIT AVAILABILITY FACTOR 100.0%

05.9%

60

i. UNIT CAPACITY FACTOR (USING MDC NET) 94.0%

79.5%

56

2. UNIT CAPACITY FACTOR (USING DER NET) 84.8%

- 1. 7 %.. a... -....... _. -

52

3. UNIT FORCED OUTAGE RATE 0.0%

i.0%

20

24. SHUTDOWNS SCHEDULED DVER NEXT 6 MONTHS (TYPE,DATE, & DURATION OF EACH):

65. IF SH'JT DOWN AT END OF REPORT PE,RIOD, ESTIMATED DATE OF'STARTUP:

e s

Refueling Information Request 1.

Facility name:

Big Rock Point Plant 2.

Scheduled date for next refueling shutdown:

January, 1982 3.

Scheduled date for restart following shutdown:

April, 1982 4.

Will refueling or resumption of operation thereaf ter 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 are associated with the core reload (Ref.10CFR,Sec.50.59)?

Yes If no review has taken place, when is it scheduled?

5.

Scheduled date(s) for submittal of proposed licensing action and supporting information:

None 6.

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

None 7.

Number of fuel assemblies in:

core 8h

spent fuel storage pool 108 8.

Present licensed spent fuel storage capacity: 193 Size of any increase in licensed storage capacity that has been requested or is planned (in number of. fuel assemblies):

248 9.

Projected date of the last refueling that can be discharged to spent fuel pool assuming the present licensed capacity:

1983

~

UNIT SIlUTDOWNS AND POWER REDUCTIONS

" INSTRUCTIONS This report should describe all plant shutdowns during the in accordance with the table appearing on the report form:s report period. In addition,it should be the source of xplan-If category 4 must be used, supply brief comments.

ation of significant dips in average power levels. Each signi-LICENSEE EVENT REPORT #.

Reference the applicable ficant reduction in power level (greater than 20% reduction in average daily power level for the preceding 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />) reportable occurrence pertamm, g to the outage or power reduction. Enter the first four parts (event year, sequential should be noted, even though the unit may not have been shut down completely. For such reductions in power level, fePort number, occurrence code and report type) of the five l

the duration should be listed as zero, the method of reduction Part designation as described in item 17 of instructions for should be listed as 4 (Other), and the Cause and Corrective Preparation of Data Entry Sheets for Licensee Event Report Action to Prevent Recurrence column should exp!aIn. The (LER) File (NUREC 0161).. This information may not be Cause and Corrective Action to Prevent Recurrence column immediately evident for all such shutdowns, of course,smce should be used to provide any needed explanation to fully further investigation may be required to ascertain whether or describe the circumstances of the outage or power reduction.

not a reportable occurrence was involved.) If the outase or power reduction wd,l not result in a reportable occurrence.

NUMilER. This column should indicate the sequential num-

.the positive Indication of this lack of correlation should be ber assigned to each shutdown orsignificant reductionin power noted as not applicable (N/A).

for that calendar year. When a shutdown or significant power SYSTEM CODE. The system in which the outage or power reduction begins !n one report period and ends in another, reduction originated sh'ould be noted by the two digit code of

~

an entry shou!d be made for both report periods to be sure Exhibit G - Instructions for Preparation of Data Entry Sheets all shutdowns or significant power reductions are reported.

for Licensee Event Report (LER) File (NUREG-0161).

Until a unit has acmeved its first power g:neration, no num.

ber should be assigned to each entry.

Systems that do not fit any existing coce should be designa.

ted XX. The code 22 should be used for those eventswhere DATE. This column should indicate the date of the start a system is not applicable.

of each shutdown or significant power reduction. Report as year, month, and day. August 14,1977 would be reported COMPONENT CODE. Select the most appropriate component as 770314. When a shutdown or significant pwer reduction from Exhibit 1 - Instructions for Preparation of Data Entry beginsin one report period.md ends in another, un entry should Sheets for Licensee Event Report (LER) be made for both report peric, tis to be sure all shutdowns using the following critieria:

or significant power reductions are reported.

~

TYPE. Use **F" or "S" to indicate either " Forced" or " Sche.

duled." respectively, fc'r each shutdown or significant power B.

If not a component failure, use the related component:

reduction. Forced shutdowns include those required to be e.g., wrong valve operated through error; list valve as initiated by no later than the weekend fo!!owing discovery component.

of an off-normal condition. It is recognized that some judg-ment is required in categorizing shutdowns in this way. In C.

If a chain of failures occurs, the first component to m'l-general, a forced shutdown is one that would not have been function should be listed. The sequence of events,includ-j completed in the absence of the condition for which corrective ing the other components which fail, should be described i

action was taken.

undct the Cause and Corrective Action to Prevent Recur.

rence column.

DURATION. Self explanatory. When a shutdown extends Components that do not fit any existing code should be de.

beyond the end of a report period, count only the time to the signated XXXXXX. The code ZZZZZZ should be used for I

l end of the report period and pick up the ensuing down time events where a component designation is not applicable.

in the fo!!owing report periods. Report duration of outages rounded to the nearest tenth of an hour to facilitatesummation.

CAUSE & CORRECTIVE ACTION TO PREVENT RECUR-The sum of the total outage hours plus the hours the genera.

RENCE. Use the column in a narrative fashion to amplify or tor was on line should equal the gross hours in the reporting.

explain the circumstances of the shutdown or power reduction.

penod.

The column should include the specifi: cause for each shut.

down or significant power reduction and the immediate and REASON. Categorize by letter designation in accordance contemplated lon; term corrective action taken. If appropri.

wnh the table appearing on the report *)rm. If category 11 ste. This column should also be used for a description of the rnust be used. supply brief comments.

major safety.related corrective maintenance performed during the outage or power reduction including an identification of METilOD OF SilUTTING DOWN Ti!E REACTOR OR the eritical path actisity and a report ot any single re! case or REDUCING POWER.

Categorire by number designation radioacitvity or smgle radiation exposure specifically associ.

INote that this differs from the Edison Electric Institute sted with the outage which accounts for more than 10 pereen[

oi the allowable annual values.

k IEEI) definitions of " Forced Partial Outage" and " Sche.

duled Pastial Outage.' For these term >. LI.I uses a change of For long textual reports continue narrative on separ.tte paper

.t0 MW as the break point. Fm larger powei reactors.30 MW and reference the shutdown or power reduction los t!u, is teso SinJll a change in WJIIJtlt e\\pIanation.

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