ML19347F074

Monthly Operating Rept for Apr 1981

ML19347F074
Person / Time
Site:	Rancho Seco
Issue date:	05/11/1981
From:	Colombo R SACRAMENTO MUNICIPAL UTILITY DISTRICT
To:
Shared Package
ML19347F073	List: ML19347F072 ML19347F074
References
NUDOCS 8105150195
Download: ML19347F074 (4)

Text

1 p

OPERATING DATA REPORT DOCKETNO. 50-312 DATE 81-04-10 COMPLETED By _R. W. Colombo TELEPHONE _(916) 452-3211 OPERATING STATUS Notes

1. Unit Name:

Rancho Seco Unit 1 Continued plant

2. Reportin; Penod: AorI I. 1981 shutdown for fourth

3. Licensed Thermal Power 31%:::

2772 refueling outage.

4. Namep! ate Ratin;IGro s StWer 963

5. Desi;n Electrical Rating iNet 3 thel:

918

6. >!aximum Dependable Capacity eGross ilWet: 917

7. Staximum Dependable Capacity sNet ?.lWel:

871

8. If Changes Occur in Capacity Ratin;s titems Number 3 Through 7) Since Last Report. Gise Reawns:

N/A

9. Power Lese! To Which Rcerieted if Any (Net 31We):

N/A

10. Reasons Fer Restrictions.lf Any:

N/A This 3!onth Yr..to.Date Cumulative I1. Flours In Reportin; Period 719 2.879 52,920

12. Namber Of Hour, Reactor has Critical 0

740.2 32,236.4

13. Reactor Resene Shutdown Hours 0

0 4,469.6

14. flours Geaerator On Line 0

721.3 30.966.9

15. Unit Resene Shutdown Hours 0

0 1,210.2

16. Gross Thermal Ener;y Generareti salwlli 0

1.994.850 78.967,105

17. Grow Electrical Ener' y Generated l\\1WH 6 0

670.368 26.618.082

18. Net Electrical Energy Generated 15thH; O

639.724

_25.165.849

19. Unit Senice Factor 0

25.0 58.5

20. Unit Asai: ability Factor 0

25.0 60.8

21. Unit Capacit) Factor IUsi:;.\\lCC Net) 0 25.5 54.5

22. Unit Capicir,s Factor els:ng DER Net) 0 24.2 51.8

23. Unit Forced Outa;e : tate 0

0 28.5

24. Shutdowns Scheduled Oser Neu o.'!onths i T)pe. Date,and Duration of Each e:

N/A

25. If Shut Dawn At Ei:d Of Report Period. E tintated Date of Start sp; May 11, 1981

26. Unit,la Test Status (Prior to Com.ere:at Operatiint:

Foreca t Achiesed INITi t L CRITIC \\LITY N/A N/A INITI \\L ELEC Trit II)

N/A N/A C0\\l3tERCI \\ L 0;".P. \\T!ON N/A N/A 8105150/98

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-312 UNIT NAhlE Rancho Seen tinIt 1 DATE 81-04-10 COMPLETED IlY R u eninmhn REPORT MON 111 Aori 1 - 14R1 TELEPilONE (916) 452-3211 i

e.

E c

.E g "g

jY~

Licer.sce P,

Cause & Corrective g

No.

Date Q

~g

.3 y $

Event y

Q Action to f5 5

jgg Report #

mU Prevent Recurrence H

g 3

01 81-04-01 S

719 C

1 N/A N/A N/A Fourth refueling outage conynenced @

0001 hours1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> on 1-31-81.

t 2

3 4

i F: Forced Reason:

Method:

Exhibit G Instructions 5: Scheduled A Equipment Failure (Explain)

I-Manual for Preparation of Data 11 Maintenance of Test 2-Manual Scram.

Entry Sheets for Licensee C Refueling 3 Automatic Scram.

Event Report (LER) File (NUREG-D Regulatcry Restriction 4-Other (Explain)

J E Operator Training & License Examination

~

0161)

F Administrative 5

G-Operational Error (Explain)

Exhibit I Same Source 1

(9/77)

Il-Other (Explain)

E

-?

REFUELING INFORMATION REQUEST.

1.

Name of Facility:

Rancho Seco Unit 1 2.

Scheduled date for next refueling shutdown:

April, 1982 3.

Scheduled date for restart following refueling:

October, 1982 4.

Technical Specification change or other license amendment required:

a) Change to Rod Index vs. Power Level Curve (TS 3.5.2) b) Change to Core Imbalance vs. Power Level Curve (TS 3.5.2) c) Tilt Limits (TS 3.5.2) 5.

Scheduled date(s) for submitting proposed licensing action:

February, 1982 6.

Important licensing considerations arsociated with refueling:

None 7.

Number of fuel assemblies:

a) In the core:

177 "b)

In the Spent Fuel Pool:

196 8.

Present licensed spent fuel capacity:

579 9.'

Projected date of the last refueling that can be discharged to the Spent Fuel Pool:

1987 9

9 4

~

u

AVEP. AGE DAILY UN!T P0hER LEVEL e.

y DOCKET NO.

50-312 UNIT Rancho Seco Unit 1 DATE 81-04-30' CO%IPLETED BY R. W. Colombo TELEPl!ONE M1M 442-u11 MONTil ADFII. I98I DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe Net)

(MWe-Net)

I O

37 0'

2 0

is 0

3 C

19 0

4 0

20 0

5 0

21-0 6

0 22 0

7 0

23 0

8 0

24 0

9 0

25 0

10 0

26 0

11-0 27 0-12 0'

28 0

13 0

29 0

14 0

30 0

' 15 0

3 16 0

INSTRUCTIONS On this foimat.hst the asenge daily unit power leselin MWe. Net for e2ch day in the reporting m..nih. Gompute to the nearest wheie mepwatt.

(9/771 6

m e--

w ~.... e., e.

..- w.,.r w.e.

- +...r + rm -rese.< ~ v. -

-~~.e L.