ML20041B341
| ML20041B341 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 11/03/1981 |
| From: | Zirwas K COMMONWEALTH EDISON CO. |
| To: | |
| Shared Package | |
| ML20041B315 | List: |
| References | |
| NUDOCS 8202230543 | |
| Download: ML20041B341 (20) | |
Text
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OPERATINC DATA REP 0ki 5
DOCKET NO. 050-010 s
DATE November 3, 1981 COMPLETED BY K. Zirvas l
TELEPHONE (815) 942-2920 j
X-422 OPERATING STATUS i
NOTES 1.
Unit Name: Dresden I 2.
Reporting Period: cetober, 1981 3
Licensed Thermal Power (MWt):
700 4.
Nameplate Rating (Gross MWe): 209 5
Design Electrical. Rating (Net MWe): 200 6.
Maximum Dependable Capacity (Gross MWe): 205 7
Maximum Dependable Capacity (Net MWe): 197 8.
If Changes Occur in Capacity Ratings (items 3 Througn 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
't This Month Yr-to-Date Cumdiat i.ve,
s 11.
Hours in Reporting Period 12.
Number of Hours Reacter Was Critical 13 Reactor Reserve Shutdown Hours 14.
Hours Generator On-Line 15 Unit Reserve Shutdown Hours 16.
Gross Thermal Energy Generated (MWH) 1/\\-y-O...-
17.
Cecss E:ectrical Energy Generated (%"ri)
C; 18.
Net Electrical Energy Generated (MWH)
M' O J "- " C A-ON<
19 Unit Service Factor 20.
Unit Availability Factor ng ;--
p 21.
Unit Capacity Factor (Using MDC Net)
VU Q
22.
Unit Capacity Factor (Using DER Net) 23 Unit Forced Outage Rate 24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, ard Duration of Each):
N/A 25 If Shut Down At End Of Report Period, Estimated Date of Startup: Extended Modification Outage - Shutdown Until June, 1986
=
e 8202230543 020210 PDR ADOCK 05000010 R
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OPERATING DATA REPORT DOCKET NO. 050-237 f-DATE November 3. 1981 COMPLETED BY K. Zirvas TELEPHONE (815) 942-2920 OPERATING STATUS I
1.
Unit Name:
Dresden II 2.
Reporting Period: October, 1981 3
Licensed Thermal Power (MWt): 2.527 4.
Nameplate Rating (Gross MWe):
828 5
Design Electrical Rating (Net MWe): 794 6.
Maximum Dependable capacity (Gross MWe): 812 7.
Maximum Dependable Capacity (Net MWe): 772 8.
If Changes Occur in Capacity Ratings (items 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 745 7.296 100.536 12.
Number of Hours Reactor Was Critical 745 4.156.8 77.294.7 13 Reactor Reserve Shutdown Hours 0
0 0
- 14. Hours Generator On-Line 745 4.024.6 73.484.6 15 Unit Reserve Shutdown Hours o
0 0
- 16. Gross Thermal Energy Generated (MWH) 1.760.333 8.442.486 145.740.542 17 Gross Electrical Energy Genersted (MWH) 570.155 2.686.646 46.559,509
- 18. Net Electrical Energy Generated. (MWH) s41.948 2.531.484 44.000.483 19 Unit Service Factor 100 55.2 73.1 20.
Unit Availability Factor 100 55.2 73.1 21.
Unit Capacity Factor (Using MDC Net) 94.2 44.9 56.7 22.
Unit Capacity Factor (Using DER Net) 01.6 43.7 55.1 23 Unit Forced Outage Rate o
4.9 12.14 24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
Ma*ntenance 11-3-81 to 11-7-81 25 If Shut Down At End Of Report Period, Estimated Pate of Startup:
N/A
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OPERATING DATA REPORT DOCKET NO. 050-249
+
DATE November 3.1981 COMPLETED BY K. Zirvas TELEPHONE (815) 942-2920 OPERATING STATUS l
NOTES 4
1.
Unit Name: Dresden III 2.
Reporting Period: October. 1981
~
4 3
Licensed Thermal Power (MWt): 2.527 4.
Nameplate Rating (Gross MWe):
828 5
Design Electrical Rating (Net MWe): 794 6.
Maximum Dependable Capacity (Gross MWe): 812 7
Maximum Dependable Capacity (Net MWe):
773 8.
If Changes Occur in Capacity Ratings (items 3 Through 7) Since Last Report, Give Reasons:
N/A 9
Power Level to Which Restricted, If Any (Net NWe):
N/A 10.
Reasons For Restrictions, if Any:
N/A
(
This Month Yr-to-Date Cumulative.
11.
Hours in Reporting Period 745 7.296 90.121 12.
Number of Hours Reactor Was Critical 721:37 7;139.9 69.321.7 13 Reactor Reserve Shutdown Hours 0
0 0
14.
Hours Generator On-Line 715.20 6,959.1 66,592.4 15 Unit Reserve Shutdown Hours 0
0 0
16.
Gross Thermal Energy Generated (HWH) 1.208.940 15.221.455 131.706.925 17 Gross Electrical Energy Generated (MWH) 370.232 4.885.964 42.886.532 18.
Net Electrical Energy Generated.(MWH).
349.069 4.637.559
-40.660.459 19 Unit Service Factor 96.0 95.4 73.9 20.
Unit Availability Factor 96.0 95.4 73.9 21.
Unit Capacity Factor (Using MDC Net) 60.6 82.2 58.4_
22.
Unit Capacity Factor (Using DER Net) 50.0 80.1 56.8 23 Unit Forced Outage Rate L2 2.8 14.1 24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
Normal Refueling Outage starting approximately January 2, 1982 for 4 months.
25 If Shut Down At End of Report Period, Estimated Date of Startup: N/A I
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AVERAGE DAILY UNIT POWER LEVEL i
i DOCKET NO. 050-010 UillT Dresden I DATE November 3, 1981 COMPLETED BY i. Zirvas TELEPHONE (815) 942-2920 MONTH OCTOBER, 1981 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1 0
17 0
2 0
1R 0
3 0
19 0
4 O
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
31 0
16 0
e.
w e
O
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AVERACE DAILY UtilT POWER LEVEL 1
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DOCKET NO. 050-237 i
UNIT Dresden II DATE November 3, 1981 COMPLETED BY K. Zirvas TELEPHONE (815) 942-2920
~
MONTH OCTOBER, 1981 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1 822 17 413 2
823 jg 449 3
822 jg 639 4
770 20 634 5
816 21 748 6
816 22 809 7
821 23 808 8
819 24 818 9
817 25 786 10 820 26 814 l
!]
706 27 817 12 78i 28 817 13 Sci 23 814 14 805 30 815 15 809 31 806 l
l 16 796 i
4
/
e S
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ij AVERAGE DAILY UNIT POWER LEVEL l
DOCKET NO. 050-249 l
UNIT Dresden III h
DATE November 3,1981 COMPLETED BY K. Zirwas TELEPHONE (815) 942-2920 MONTH OCTOBER, 1981 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1 560 17 511 2
561 18 495 3
558 19 0
4 554 20 245 5
545 21 509 6
541 22 517 7
541 23 519 8
537 2h 520 9
534 25 518 l
to 532 26 513 11 530 27 509 12 526 28 504 t
13 523 23 45; 14 520 30 496 15 520 31 492 l
16 513
/
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DOCKET NO. 050-010 UNIT NAME Dresden I UNIT SHUTDOWN 8'AND POWER REDUCTION 8 DATE November 3, 1981 COMPLETED BY K. Zirvas 1ELEPHONE (815) 942-2920 REPORT HONTH OCTOBER, 1981 f
I HETHOD OF LICENSEE CAUSE & CORRECTIVE NO.
DATE TYPE 1 DURATION REA80H2 SHUTTING EVENT SYSTEM COMPONENT ACTION TO i (HOURS)
DOWN REACTOR 3 REPORT #
CODE %
CODg5 PREVENT RECURRENCE i
8 781031 S
745 C
3 Refueling turbine r *rhaul &
chemical cleaning o-sge.
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2 3
4 F
Forced Reasont Hethods Exhibit C-Instructions for 8: Scheduled A-Equipment Failure (Explain) 1-Manual Preraration of Data B-Haintenance of Test 2-Manual Scram Entry Sheets for Licensee C-RefuelinE 3-Automatic Scram Event Report (
) File D-Regulatory Restriction 4-Other (Explain)
(NUREC-0161)
E-Operator Training & License Examination F-Administrative
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C-Operational Error
~
H-Other (Explain)
DOCKET NO. 050-237 UNIT NAE Dresden II UNIT SHUTDOWN 8 AND POWER REDUCTION 8 DATE November 3, 1981 COMPLETED BY K. Zirwas TELEPHONE (815) 942-2920 REPORT HONTH OCTOBER, 1981 HETHOD OF LICENSEE CAUSE & CORRECTIVE NO.
DATE TYPE 1 DURATION REASON 2 SHUTTING EVENT SYSTEM COMPONENT ACTION 70 (HOURS)
DOWN REACTOR 3 REPORT #
CODE 4 CODg5
?REVENT RECURRENCE l
i 1
f i
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e 1
2 3
4 F
Forced Reasont Hethodt Exhibit G-Instructions for 8: Scheduled A-Equipment Failure (Explain) 1-Manual Preparation'of Data B-Naintenance of Test 2-Manual Scr.se Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (
) File D-Regulatory Restriction 4-Other (Explain)
(NUREC-0161)
E-Operator Training & License Examination
(
F-Administrative i
C-Operational Error H-Other (Explain)
DOCKET NO. 050-:/e9 UNIT NAME Draeden III i
UNIT SHUTDOWNS AND POWER REDUCTIONS DATE November 3. 1981 COMPLETED BY K. Zirwas TELEPHONE (815) 942-2920 REPORT HONTH OCTOBER, 1981 HETHOD OF LICENSEE CAUSE & CORRECTIVE No.
DATE TYPE 1 DURATION REASON 2 SHUTTING EVENT SYSTEM COMPONENT ACTION T0 (HOURS)
DOWN REACTOR 3 REPORT f CODE 4 CODES PREVENT RECURRENCE 10 811018 F
23:23 A
3 Hechanical problem in circuitry of turbine stop valves, i
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2 3
4 i
F: Forced Reason:
Hethod Exhibit C-Instructione for S: Scheduled A-Equipment Failure (Explain) 1-Manual Preparation of Data B-Haintenance of Test 2-Manual Scram Entry Sheets for Licensee C-RefuelinE 3-Automatic Scram Event Report (
) File D-Regulatory Restriction 4-Other (Explain)
(NUREC-0161)
E-Operator Training & License Examination i
F-Administrative C-Operational Error s
H-Other (Explain)
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l DRESDEN UNIT 2 l
SAFETY RELATED HAlNTENANCE - OCTOBER, 1981 i
NATURE OF LER OR OUTAGE HALFUNCTION-EQUIPHENT.
HAINTENANCE NUMBER CAUSE RESULT CORRECTIVEFACTION CRD Accum. 26-51 Preventive WR #15946 N/A N/A Removed o'id accum. Put hold tag on same. Ser,
- 2336 to be rebuilt.
Hold tag #81-202 -
accum, in garage for rebuild. J. Dunbar has rebuild program.
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! ist Stage' Turb.
Preventive WR #15550 N/A N/A Replaced microswitch; 459' P5504D 500-7.
checked cal. via DIS l1stStageTurb.
Preventive WR #15549 N/A N/A
, Replaced microswitch;
,! 459 P5504A checked cal. via DIS 8
500-7.
2B D/G Starting Preventive WR #15535 N/A N/A Replaced pressure gage
' Air Compressor P12-4641 18 & adjusted T
"B" starting air com-pression press. switch -
~
as per DIS 6600-1. Copy attached to pack' age.
Wide Range Torus Preventive WR #15560 N/A N/A Found alarm to come in
,, Low Level Alarm 0 5" H20. Eeadjosted alarm for 4" H2O via DIS 1600-5.
Refuel Platform Preventive WR #15657 N/A N/A Replaced monorail power cable.
"B" Electromatic Preventive WR #15538 N/A N/A Wiring touching on Relief Valve limit switch. Separated wiring & taped to pre-i vent furth
,touching of connectc.s.
l
DRESDEN UNIT 2 SAFETY RELATED HAINTENANCE - OCTOBER, 1981 NATURE OF LER OR OUTAGE HALFUNCTION-EQUIPHENT.
HAlHTENANCE NUMBER CAUSE RESULT CORRECTIVE ACTION 8
,N/A-N/A Rebuilt scram pilot valve solenoids.
U2 Containment Preventive WR #16318 N/A N/A cleaned torque, switch; Cooling-lix Outlei adjusted A 1h closed.
CRD 26-51 CC-13 Preventive WR #16317 N/A N/A Replaced solenoid.
I MSL Low Pressure Preventive WR #16246 N/A N/A Inspected switch; checked Alarm okay. Installed flexible stainless tubing from sensing.line to the switch to reduce vibra-
' tion. Tested switch via
' DIS 250-2.
HPCI Steam Line Preventive WP #15651 (F aster)
'N/A N/A See slave packages.
Inspection f HPCI Steam Line Preventive WR #15651 (S lave #1)
N/A N/A Removed insulation as
,jInspection per package. Reinstalled
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insulation as per re-quest.
HPCI Steam Line Preventive WR #15651 (S lave #2)
N/A N/A OC & EDS' repairs made Inspection by Maint. as requested.
HPCI Ilanger Preventive WR #15688 N/A N/A Reworked adjusting rods 2305-H-234 as per package.
IIPCI Steam Line Preventive WR #15683 N/A N/A Checked & adjusted sway brackets as per package.
IIPCI llanger Preve'ntive WR #15682 N/A N/A Retorque per package.
(
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DRESDEN UNIT 3 SAFETY RELATED MANTENANCE-OCTOBER, 1981 NATURE OF LER OR OUTAGE HALFUNCTION EQUIPHENT HAINTENANCE NUH8ER CAUSE RESULT CORRECTIVE ACTION j
3-2301-21 Preventive WR #14856 N/A N/A Tightened seal ring; l
1 1/16 wrench used.
I HPCI Stanchion Preventive WR #15820 N/A N/A Torqued cap screws to 48f Support by D/W per package request.
Penstration Witnessed by Q.C.
l i
Torus Insert 2 Preventive WR #09805 h/A N/A Valve leak found to be Purge Valves veisa-valve leaking thru.
Replaced *old veisa-valve with new valve #UPS 2402.
'e Swty Braces Preventive WR #15892 N/A N/A Adjusted sway brace no.
202, 206, 210, 221. No -
adjustment made on no.
215, 217 or 219.
Pips Whip Re-Preventive WR #15787 N/A N/A Bolts on plat,e have been straint numbered for I.D.
HPCI Hanger 216 Preventive WR #15818 N/A N/A Adjusted spring can but no back nut installed.
HPCI Hangers Preventive WR #15817 N/A N/A Repairs made as per package request.
Spring' Cans Preventive WR #15827 N/A N/A Made new spring can adj.
rod & set all listed cans as per package.
Refuel Platform Preventive WR #13536 N/A N/A Rebuilt solenoid.
" Refuel Platform Preventive WR #13535 N/A N/A Replaced solenoid.
Refuel Pldtform Preventive WR.fl3537 N/A N/A Replaced solenoid.
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DRESDEN UNIT 3 SAFETY RELATED MANTENANCE - OCTOBER, 1981 i
NATURE OF LER OR OUTAGE HALFUNCTION EQUIPHENT HAINTENANCE NUMBER CAUSE RESULT CORRECTIVE ACTION 3B LPCI HTX'AP Preventive WR #15741 N/A N/A Replaced transmitter.
amplifier & calibrated transmitter - okay now.
Hsin Steam Line Preventive WR #15313 N/A N/A A&D replaced gear out.
Hi Flow Switch C replaced entire DP 2A-D switch. B was on WR #15621.
Completed DIS,250-1 on all 4 switches - okay now.
A Hein Steam Lin Preventive WR.#15602 N/A N/A Adjusted course zero &
3 Radiation Monito r completed DIS 1700-1; corrected problem. Okay now.
U3 Diesel Gen.
Preventive WR #15866 N/A N/A Changed out valve in-ternals.
Rod Worth Mini-Preventive WR #15791 N/A N/A Repaired failed PX 200 mizer IDDA1 PWB & failed PX 1HBA1 PWB.
3-202-6A Valve Preventive WR #D15576 N/A N/A Hegger reading full gr.
on T2 & T3. T1 50K bridge 11 A-B - 1.3M B-C 8H.20 C-A 1.3M
^
(motor gr.).
H tor out of service; will not be used.
HPCI 3-2301-10 Preventive WR #13210 N/A N/A Tightened seal ring.
Valve U3 D/W Equipment Preventive WR #01663 N/A N/A Opened equipment hatch Hatch as requested.
U3 D/W Equipmant Preventive WR'f06296 N/A N/A closed equipmant hatch Hztch s.-.
as requestec !
DRESDEN UNIT 3 1'
SAFETY RELATED MANTENANCE - OCTOBER, 1981 I
NATURE OF LER OR OUTAGE mal. FUNCTION-EQUIPHENT HAINTENANCE NUMBER CAUSE RESULT CORRECTIVE ACTION
!' U3 DC Regulator Preventive WR #15520 N/A N/A Replaced regulator as.per request.
l 3B Electronic Preventive WR #15786 N/A N/A Removed valve & replaced i Relief Valve with rebuilt as requested.
HPCI Steam Preventive WR #11140 N/A N/A Installed new pressure Supply Valve sealing & replaced valve.
Rx. Bldg. Fuel Preventive WR #15968 N/A N/A Installed new 115V AC 60 Fool Ch. A High cyc. coil.
e Refuel Crapple Preventive WR #15400 N/A N/A' Replaced monorail power cable.
- 3 Diesel Cen.
Preventive WR #15346 N/A N/A Performed 3-month inspec-tion per package.
~
i HPCI Steam Line Preventive WR #14886 N/A N/A Tightened packing 2 full
' Drain Pot Trap turns; replaced valve &
Bypssa Valve installed new stem &
seat 9-18-81.
IRH Voltage Pre-Preventive WR #15776 N/A N/A Tuned up other IRH's with amp R44 Correcte !
R44 to get RG6 to RC7.
Adjusted DIS 700-4 completed on routine weekly service.
Refuel Platform Preventive WR #16087 N/A N/A Replaced solenoid.
(
LPCI Line Preventive WR #16314 N/A N/A P,ut bolt through clamp &
l l
adjusted.
CCSW Cuide Preventive WR #16251 N/A N/A Changed out sq. 3/4" bolts l
1ead cap screw with hex head cap scre. Torqued l
(j to 93 ft. Ibs_ as requested.
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DRESDEN UNIT 2/3 SAFETY RELATED HAINTENANCE - OCTOBER,1981 NATURE OF LER OR OUTAGE HAl FUNCT l0ll-EQUIPHENT HAINTENANCE NUHOER CAUSE RESULT CORRECTIVE" ACTION Quzd Cities Rx Preventive WR #15261 N/A N/A Valve tested, inspected Safety Valve per package test; re-S-N BK 7155 suits attached.
Rx Head Seal Preventive WR #13085 N/A N/A Rebuilt valve ion hold Leskoff; Spare
& reject.
ASco. Solenoid Valves CRD M-9 Preventive WR #12633 N/A N/A Overhauled CRD 6228 per procedure.
2/3 Spare CRD Preventive WR #13812 N/A N/A Disassembled CRD 272 &.
SN #272 dried out; rerssembled with new CRD rebuilt kit
& store in U2 CRD shop.
2/3 Spare CRD Preventive WR #13813 N/A N/A Disassembled CRD 753C &
SN #753C dried out per procedure.
Reassembled drive with new store room kit, sedis, bushings, rings, etc. Stored in U2 CRD shop.
Standby Gas Preventive WR #16216 N/A N/A Chec'ked complete cir-Treatment cuit, found some loose terminals on relaya, operated about 8 times.
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4
SUMMARY
OF OPERATING EXPERIENCE UNIT ONE OCTOBER, 1981 10-1 to 10-31 Unit One was shutdown for the entire month, awaiting license approval for the chemical cleaning. Major work scheduled to be completed following chemical clean-ing is as follows: HPCI installation for ECCS upgrading, equipment upgrade to IEEE 279, major inservice inspection, and refuel.
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4
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4
SUMMARY
OF OPERATING EXPERIENCE UNIT TWO
-l OCTOBER, 1981 l
10-1 *
.0-31 Unit Two entered the month operating at a power level of 822 MWe and operated continuously during the entire month,
)
with a capacity factor of 91.76% and an l
availability of 100%.
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SUMMARY
OF OPERATING EXPERIENCE UNIT THREE OCTOBER, 1981 10-1 to 10-18 Unit Three entered the month operating at a power level of 815 MWe and operated until 10-18-81, at 2332 hours0.027 days <br />0.648 hours <br />0.00386 weeks <br />8.87326e-4 months <br />, when a scram occurred while exercising the #2 turbine stop valve, a mechanical problem developed in circuitry, and all stop valves closed, scramming the reactor. The reactor
[
was brought critical on 10-19-21 at 2255 hours0.0261 days <br />0.626 hours <br />0.00373 weeks <br />8.580275e-4 months <br />.
10-19 to 10-31 The Unit was placed in service on 10-20-81 at 0512 hours0.00593 days <br />0.142 hours <br />8.465608e-4 weeks <br />1.94816e-4 months <br /> and operated continuously l
I during the remainder of the month, reaching a power level of 520 MWe, with a capacity 1
factor of 59.73% and an availability of 96.02%.
l l
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