ML20113F870

From kanterella
Jump to navigation Jump to search
Monthly Operating Rept for Dec 1984
ML20113F870
Person / Time
Site: Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date: 12/31/1984
From: Burger F, Murphy W
VERMONT YANKEE NUCLEAR POWER CORP.
To:
NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
VYV-85-010, VYV-85-10, NUDOCS 8501240160
Download: ML20113F870 (7)


Text

.

t, 7

i-4 i

i l

i t

4 i

i 4-1 VERMONT YAf*EE NUCLEAR POWER STATION MONTitY STATISTICAL REPORT 84-12 4

FOR THE MONTH OF DECE E R, 1984 4

4 i

4 l-i-

1 1.

t i

5 i

.i.

J 8501240160 841231 d

R PDR Tb 77 PDR ADOCK 05000271 4

,g

- -~~

u m-a

,an--...,.,, _,,, - -,,

,..,,m

,,,--,.,,.--,-e.,,,

n- -, - - - -,

.e,,n,. -,,

-m,e

- - - - -e n--

, - -w'n.e,,

,v.e.w,o,p.

OPEPATING DATA REPORT Docket No.

50-271 Date 850109 Completed by F.J. Burger Telephone (802) 257-7711 GPERATING STATUS Notes:

1.

Unit Names Vermont Yankee 2.

Reporting Period:

December 3.

Licensed Thermal Power (m tje 1593 4.

Nameplate Rating (Gross MWe):-

540 5.

Design Electrical Rating (Net MWe): 514(OC) 504(CC).

6.

Maximum Dependable Capacity (Gross MWe):

535 7.

Maximum Dependable Capacity (Net We):

504

- 8.

If changes occur in capacity ratings (Items Number 3 through 7) since last report, give reasons:

N/A 9.

Power level.to which restricted, if any (Net'MWe):-

N/A

10. Reasons for restrictions, if any:

N/A This month Yr-to-Date Cumulative

11. Hours in Reporting Period 744.00 8784.00
12. Number of Hours Reactor was Critical 744.00 7115.28 86813.93
13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00
14. Hours Generator On-Line

-744.00 6937.49

-84430.07

15. Unit Reserve Shutdown Hours 0.00 0.00 0.00
16. Gross Thermal Energy Generated (MWH) 1163746.50 10398330.00 122559009.N
17. Gross Electrical Energy Generated (MWH) 395072.00 3496670.00 40789748.00
18. Net Electrical Energy Generated (MWH) 379223.00 3335832.00 38700848.00
19. Unit Service Factor 100.00 78.98 78.43
20. Unit Availability Factor 100.00 78.98 78.43 21.. Unit Capacity Factor (using MX: Net) 101.13 75.35 71.33

- 22. Unit Capacity Factor (using DER Net) 99.17 73.88 69.95

23. Unit Forced Outage _ Rate 0.00 7.41 7.38
24. Shutdowns scheduled over next 6 months (Type, Date and Duration of Each)::

N/A

25. If shut down at end of report period, estimated date of startup:, n/A
26. Units in Test Status (prior to commercial operation):

Forecast Achieved

'nitial Criticality Initial Electricity Commercial Operation MSR.F1 i

lL g

e.g w-

=y

-- m w 7

w w

w y.--1

=-e.,e

--m e

    • --w m-w-m-
  • %"we

+--,ww ut#e8-

d AVERAGE DAILY UNIT POWER LEVEL o.

Docket No. 50-271 Unit Vermont Yankee Date 850109-Completed by F.J. Burger Telephone (802) 257-7711 MONTH ~ December l

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY PowdR LEVEL' (MWe-Net)

(MWe-Net) l'.

519 17 506 2

513 18 519 l

3 520 19 518 4

521 20 519 4

5 519 21 519 6

520 22 519 7

519 23 519 8

520 24 509 9

513 25 519 10 519 26 519 11 519 27 518 12 519 28 519 13 519 29 519 1

14 519 30 512 15 369 31 519 16 416

{

INSTROCTIONS:

On this format, list the average daily unit power level in MWe-Net for each day.

in the reporting month. Compute to the nearest whole megawatt.

MSR.F2~

1

,e

-,+

-,e.

.c-

..,-m.,._m,

-.4

... ~ _ -

1 Docket No.

50-271 Unit Vermont Yankee UNIT SHUTDOWNS AND POWER REDUCTIONS Date 850109 Completed by F.J. Burger REPORT MONTH December Telephone (802)257-7711 1

2 3

4 5

No.

Date Typed Duration Reason Method of License System Component Cause and Corrective Action to (hours)

Shutting Down Event Code Code Prevent Recurrence Reactor Report +

84-22 841215 F

0 8

4 power N/A R8 CONROD Power reduction for control rod reduction pattern exchange and maintenance, 1

2 3

4 F-Forced A-Equipment Failure (Explain)

, Method Exhibit G - Instructions S-Scheduled B-Maintenance or Test 1-Manual for Preparation of Data Entry C-Refueling 2-Manual Scram Sheets for Licensee Event D-Regulatory Restriction 3-Automatic Scram Report (LER) File (NUREG 0161)

E-Operator Training and License Examination 4-Other (Explain)

F-Administrative 5

G-Operational Error (Explain)

Exhibit 1 - Same Scurce H-Other (Explain)

. ~ ~ _

Dockat No.

50-271 Unit vermont Yankee Date 850109

. Completed by F.J. Burger SAFETY-RELATED MAINTENANCE Telephone (802) 257-7711 4

EQUIPENT NATURE OF LER OR OUTAGE MALFUNCTION CORRECTIVE ACTION i

MAINTENANCE NUWER CAUSE-RESULT i

None i

i 4

i f

I f

I t

h f

l l

l l

MSR.F4

L
...a Dockot No. 50-271 Unit Vermont Yankee Date 850109

. Completed by F.J. Buroer Telephone (802) 257-7711 REPORT MONTH December SLM ERY OF UPERATING EXPERIENCES Highlichts Vermont Yankee operated at 99.2% of rated _ thermal power for the month. Gross electrical generation was 395.072 MWH or 98.3 % of design electrical e

capacity.

Operatina Summary The following is a chronological description of plant operations including other pertinent items of interest for the month.

At the beginning of the reporting period the plant was operating at 99.9% of rated thermal power.

841215 At 0800 hrs. a power reduction was initiated for a control rod pat-tern exchange and maintenance.

841215 At 1715 hrs. a return to full power was started.

At the end of the reporting period the plant was operating at 99.9% of rated thermal power.

MSR.F5

r

.,?

VERMONT YANKEE NUCLEAR POWER CORPORATION RD 5. Box 169, Ferry Road, Brattleboro, VT 05301

. y VYV 85-010

'(802) 257-5271 January 9, 1985 U.S. Nuclear Regulatory Commission Director, Office of Management Information and Program Control Washington, D.C.

20555

Reference:

a)

License No. DPR-28 (Docket No. 50-271)

Dear Sir:

Submitted herewith is the Monthly Statistical Report for the Vermont Yankee Nuclear Power Station for the month of December 1984.

Very truly yours, VERMONT YANKEE NUCLEAR POWER CORPORATION W

w Warren P Murphy Vice President a Manager of Operati ns WPM /dm l

+9

\\\\