ML20148J790
| ML20148J790 | |
| Person / Time | |
|---|---|
| Site: | Beaver Valley |
| Issue date: | 11/03/1978 |
| From: | Witkowsky F DUQUESNE LIGHT CO. |
| To: | |
| Shared Package | |
| ML20064E318 | List: |
| References | |
| NUDOCS 7811160111 | |
| Download: ML20148J790 (5) | |
Text
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9 OPERATI G DATA REPORT DOCKET NO. 50-334 DATE 11/1/74 COMPLETED BY F.
P. Witkovsky TELEPHONE.
I' l '-M i- '0 21 OPERATING STATUS
- 1. Unit Name: Beaver Valley Power Station, Unit #1 Notes
- 2. Reporting Period:
October, 1978
- 3. Licensed Thermal Power (MWt):
2660 923
- 4. Nameplate Rating (Gross MWe):
852
- 5. Design Electrical Rating (Net MWe):
845
- 6. Maximum Dependable Capacity (Gross MWe):
800
- 7. Maximum Dependable Capacity (Net MWe):
- 8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report.Give Reasons:
None
- 9. Power Level To Which Restricted. If Any (Net MWe):
N/A
- 10. Reasons For Restrictions.If Any:.
This Month Yr. to-Date Cumulative 745 7,296 21,936
!!. Hours in Reporting Period 0
3,430.94 9.878,84
- 12. Number Of Hours Reactor Was Critica]
- 13. Resetor Reserve Shutdown Hours 745 2,377.63 3.336.03 0
3,315.13 9,346.43
- 14. Hours Generator On-Line 0
o o
- 15. Unit Reserve Shutdown Hours 0
8,294.360.80 20.363.854.60
- 16. Gross Thermal Energy Generated (MWH) 0 2.506.800 6,181,040
- 17. Gross Electrical Energy Generated (MWH) 0 2,341,427 5.653,299
- 18. Net Electrical Energy Generated (MWH) 0 45.4 50.6
- 19. Unit Service Factor 0
45.4 50.6
- 20. Unit Availability Factor 0
40,)
44,4
- 21. Unit Capacity Factor (Using MDC Net) 0 37.6 41,7
- 22. Unit Capacity Factor (Using DER Net) 100 43.3 33.0
- 23. Unit Forced Outage Rate
- 24. Shutdowns Scheduled Over Next 6 Months (Type. Date,and Duration of Each):
Plant currently in extended.chutdown to replace the main generator main transformer; refueling delayed.
- 25. If Shut Down At End Of Report Period. Estimated Date of Startup:
- 26. Units in Test Status (Prior to Commercial Operation):
Forecast Achieved INITI A L CRITICALITY N/A N/A INITI AL ELECTRICITY N/A N/A COMMERCI AL OPER ATION N/A N/A (4/77)
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50-334 DOCKET NO.
UNIT SIIUTDOWNS AND POWER REDUCTIONS BVPS Unit #1 UNIT NAME DATE 11/3/78 COMPLETED BY F.
P. Witkovsky REPORT MONTil October, 1978 TELEPIIONE 412-643-5023 c
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j.5 3 Licensee
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Cause & Currective L.
Date i
3:
2s5 Event g7 e-T Action to 3:
3 ;g =!
Report :r aU E'
Prevent Recurrence 5-e L
6 23 780728 F
744 A
3 LER 78-43 EB TRANSF A generator differential / main
~
transformer differential trip initiated a reactor and turbine trip '
when a fault in the A phase of the~
main generator main transformer resulted in failure of the transformer.
I 2
3 4
F: Forced Reason:
Method:
Exhibit G-Instructions i
S: Schedu!ed A Equipment Failure (Explain) 1 -Manual for Preparation of Data B-Maintenarice ei Test 2 Manual Scrain.
Entr> Sheets for Licensee C-Refueling 3-Automatic Scram.
Event Repunt iLERI File tNUREG D Regulatory Restriction 4 Other (Explain) 01611 1:-Operator Training & License Examination F-Adininist rative 5
G-Operational Eiror (Explain t Eshibit I - Same Source pt/77)
Il-Other i E xplain i
- AVER AGE DAILY UNIT POWER LEVEL.
DOCKET NO. 334 UNIT BVPS Unit #1 D TE 11/3/78 COMPLETED BY F. P. Witkowsky TELEPHONE 412-643-5023 MONTH October, 1978-DAY AVERAGE DAILY POWER LEVEL DAY AVER AGE DAILY POWER LEVEL (MWe Net)
(MWe Net)
'l
.O 0
1 g7 i
0 0
2 gg 39 o
j 3
0 0
0 4
20 0
5 21 0
6 0-22 0
0 0
7 23 8
0 24-0 0
9 u
O 0
0 10 26 0
0
. 27 0
12 28 0
0 0
13 29 0
0 14 30 0
15 3g
.0 0
16 INSTRUCTIONS On this format. list the average daily unit power leselin MWe. Net for each day in the reporting inon a.Coinpute to the nearest whole megawaii, i
(9/771 l
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DUQUESNE LIGHT COMPANY Beaver Valley Power Station Narrative Summary Of Operating Experience - October,1978 Date
. Event October 1-31.
The Station was shutdown in operational Mode 5 throughout the entire month for replacement of the station main transformer and for overhaul of the main turbine-generator.
Other significant operational events occurring during the month are as follows:
October 1-31 The Type C penetration leak tests were in progress and completed on October 31, 1978.
October 6-30 The Type B penetration leak tests were performed for containment electrical penetrations.
I October 19-31 Preparations for the Type A containment leak test were performed.
October 14-23 A hydrostatic test of the main feedwater system was performed after installation of a Westinghouse leading edge flowmeter.
October 18 The reactor coolant system was pressurized to approximately 100 psig for Type C leak testing of safety injection system penetrations and for RCS valve leak checks.
October 20 The 1B station service transformer and 4KV busses C, D and DF were de-energized from 1240 hours0.0144 days <br />0.344 hours <br />0.00205 weeks <br />4.7182e-4 months <br /> until 1812 hours0.021 days <br />0.503 hours <br />0.003 weeks <br />6.89466e-4 months <br /> in order to take megger readings of the transformer.
October 21-22 Spent resin An the 1B mixed bed demineralizer was removed and replaced with new resin.
Subsequent cleanup of the reactor coolant system commenced.
October 26 The 1B mixed bed demineralizer resin was transferred to solid waste after RCS cleanup.
Fbjor Safety Related Maintenance - October, 1978 1.
The 1A Charging Pump remained out of service throughout the month for replacement.
2.
The 1A River Water Pump remained out of service the entire month for impeller replacement.
3.
Miscellaneous safety related valve repairs were performed throughout the month.
' 4 '.
Cleaning of the incore flux detector tubing was begun October 16 and continued throughout the month.
5.
The special task force established to investigate the field flashing problems-experienced with the diesel generators located the problem as
-a' sticking Westinghouse type SV field flash cutout relay.
Repairs are being implemented.
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Beaver. Valley _ Power Station, Unit No. 1
. Docket No. 50-334, License No. DPR-66 Narrative Summary Of Operating Experience - October, 1978 (centinued)
Maj or-Safety Related Maintenance (continued) 6.
Replacement of ASME code relief valves that were removed for setpoint testing began October 20 and continued for the remainder of the month.
7.
Overhaul and testing of the following large bore snubbers continued throughout the month:
RC-HC-lC, 3C, 5A, 6A and 8A.
8.
Repair of the 1B Charging Pump seals was begun October 26 and work continued throughout the remainder of the month.
1 9.
The "B" control room air conditioning train remained out of service throughout the month for replacement of its compressor.
10.
The 10 Unit Station Service Transformer was removed and returned to the manufacturer for testing.
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