ML19256E981

Monthly Operating Rept for Oct 1979

ML19256E981
Person / Time
Site:	Beaver Valley
Issue date:	11/07/1979
From:	Spitznagle A DUQUESNE LIGHT CO.
To:
Shared Package
ML19256E980	List: ML19256E979 ML19256E981
References
NUDOCS 7911160319
Download: ML19256E981 (4)

Text

.. s .

OPERATING DATA REPORT DOCKET NO. 50-334 DATE 11/7/79 COMPLETED BY A.E.Spitznogle

. TELEPHONE. 412-643-5,308 OPERATING STATUS

1. Unit Name:. Beaver Valley Power Station, Unit #1 Notes

2. Reporting Period: October. 1979

3. Licensed Thermal Power (MWt): WO

4. Nameplate Rating (Gross MWe): 923

5. Design Electrical Rating (Net MWe): 852

6. Maximum Dependable Capac' -(Gross MWe): 845

7. Maximum Dependable Capacity (Net MWe): 817

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7)Since Last Report, Give Reasons:

9. Power Level To Which Restricted,If Any (Net MWe): None

10. Reasons For Restrictions. If Any N/A This Month Yr to.Date Cumulative

11. Hours In Reporting Period 745 7,296 30,696

12. Number Of Hours Reactor Was Critical 729.30 2.875.49 13,071.56

13. Reactor Reserve Shutdown Hours 0 0 4,482.8

14. Hours Generator On Line 727.66 2,804.33 12,408.50

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 786,543.95 5,413,504.25 26,281,899.20

17. Gross Electrical Energy Generated (MWH) 242,000 _ _ ,

1,725,400 8,064,140

18. Net Electrical Energy Generated (MWH) 214,123 1,589,379 7,331,147

19. Unit Service Factor 97.7 38.4 44.3

20. Unit Availability Factor 97.7 38.4 44.3

21. Unit Capacity Factor (Using MDC Net) 35,2 26.7 35.8

22. Unit Capacity Factor (Using DER Net) 33.7 25.6 __

34.3

23. Unit Forced Outage Rate 2.3 61.6 _

48.1

24. Shutdowns Scheduled Over Next 6 Months (Type.Date.and Duration of Each):

November,1979 - Major Modification and Refueling Outage (approximately six months scheduled duration).

25. If Shut Down At End Of Report Period. Estimated Date of Startup-

26. Units in Test Status (Prior to Commercial Operation): Forecast Achieved INITIAL CRITICALITY N/A _ N/A INITIAL ELECTRICITY N/A N/A COMMERCIAL OPERATION N/A N/A (9/77)

, 7911160 3/7

~ -

a .

AVERAGE DAILY UNIT POWER LEVEL DOCKETNO. 50-334

~

UNIT BVPS Unit #1 DATE 11/7/79

. COMPLETED BY AE Spitznogle TELEPHONE 412-643-5308

~~

MONTil October, 1979 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe Net) (MWe-Net t g 364 37 357 2 364 18 361 3 368 gg 302

- 4 351 20 184 5 355 182 21 6 372 22 187 -

7 368 23 191 8 368 24 199 360

• 199 9 25 10 369 26 199 Il 369 27 203 12 365 .

202 28 13 369 195 29 14 365 30 199 15 365 -

220 31 16 64 INSTRUCTIONS On this format. list the aversge daily unit power lesel in MWe Net for each day in the reporting month. Compute to the nearest whole megawatt.

(9/77)

(

jD

---

.m _ .__... __ _____

DOCKET NO. 50-334 UNIT SilUTDOWNS AND POWER REDUCTIONS UNIT NAME BVPS Unit #1 DATE 11/7/79 COMPl.ETED BY A. E. Spitznogle REPORT MONTil October, 1979 412-643-5308 TELEPIIONE

. e c. '= .15 E 93,e 53 E i5d li"sce 5't, b Cause & Corrective s' ,, *

't..

. C: 4 2 E ce Event a2

$3 9 Action to

$3 E j di j Report =

.]U p, event Recurrence

.h 1,5 791016 F 17.34 A 3 RB CRDRVE Rods dropped due to malfunction of g rod control cluster assembly.

v Malfunction corrected and unit was '

returned to service.

'b T .

'n n

W .

M W

Q -

m 2553

• b I 2 3 4 F: Forced Reason: Method: Exhibit G . Instructions S: Schedu!cd A-Equiprnent Failure (Explain) 1-Manual for Preparation of Data B-Maintenance ei Test 2 Manual Serair . Entry Sheets for Licensee C Refueling 1-Automatic Sc) ram. Event Report (LERI File INUREG D-Regulator) Restriction 4 Other (Emplain) 0161)

E Operator Training & License Examination F Administrative 5 G-Operational 1:f ro IExplain t Eshibit I Same'Souice 07/77) Il Other lihplaint L

4

DUQUESNE LIGHT COMPANY Beaver Valley Power Station Unit No. 1 Docket No. 50-334 Narrative Summary Of Operating Experience - October, 1979 Date Event October 1 to Station in Operational Mode 1 at nominal S0% reactor power.

October 6 October 7 Station in Operational Mode 1 at nominal 50% reactor power.

Reduced load froc 0203 hours0.00235 days <br />0.0564 hours <br />3.356481e-4 weeks <br />7.72415e-5 months <br /> to 0237 hours0.00274 days <br />0.0658 hours <br />3.918651e-4 weeks <br />9.01785e-5 months <br /> to secure the 1B Condensate Pump for suction strainer cleaning.

October 8 to Station in Operational Mode 1 at nominal 50% reactor power.

October 15 On October 14, experienced problems with rod control system moving rods out of program sequence. Instrument & Control Technicians troubleshot system through October 16.

October 16 Station in Operational Mode 1 at nominal 50% reactor power with Instrument & Control Technicians working on Rod Control System. At 0110 hours0.00127 days <br />0.0306 hours <br />1.818783e-4 weeks <br />4.1855e-5 months <br />, the reactor tripped due to a high negative flux rate signal when, apparently, a control rod dropped. A check of the Rod Control System revealed nothing wrong, so the shutdown banks were withdrawn at 0420 hours0.00486 days <br />0.117 hours <br />6.944444e-4 weeks <br />1.5981e-4 months <br />.

The level alarm setpoint for the 1A Safety Injection Accumulator was noted as being out of specification during a routine maintenance surveillance procedure and readjusted to specification limits. Reactor startup was commenced at 1635 hours0.0189 days <br />0.454 hours <br />0.0027 weeks <br />6.221175e-4 months <br />, the reactor was critical at 1652 hours0.0191 days <br />0.459 hours <br />0.00273 weeks <br />6.28586e-4 months <br />, and the ,

Main Unit synchronized at 1830 hours0.0212 days <br />0.508 hours <br />0.00303 weeks <br />6.96315e-4 months <br />.

October 17 to Station in Operational Mode 1 at nominal 50% reactor power.

October 19 At 1600 hours0.0185 days <br />0.444 hours <br />0.00265 weeks <br />6.088e-4 months <br /> on October 19, reduced power level to nominal 30% reactor power.

October 20 to Station in Operational Mcde 1 at a nominal 30% reactor power.

October 31 Major Safety-Related Maintenance - October, 1979

1. Performed repairs to the Rod Control System on October 14 through 16 after indication the system was partially incperative and because of problems with the bank overlap controls.

2. Troubleshooting and repairs to Feedwater Flow Instrument Loop [F-FW-477]

to correct indicator spiking.

3. Radiation monitors for the containment internal atmosphere, the vantilation system exhaust and the liquid waste effluent discharge line were repaired and placed back into service.

/

'7)2'1/' !

=