ML17193B134

From kanterella
Jump to navigation Jump to search
Monthly Operating Repts for Feb 1981
ML17193B134
Person / Time
Site: Dresden  
Issue date: 03/03/1981
From: Maxwell D
COMMONWEALTH EDISON CO.
To:
Shared Package
ML17193B133 List:
References
NUDOCS 8103130358
Download: ML17193B134 (17)
v • d • e


Text

,..

.....:.. ~'.- -*-*.
  • .. J -.*....,*.. ****~-*.* :.. -...

-)

OPERATING DATA REPORT OPERATING. STATUS.

1

  • Unit Name :__.D_r...

e.-s.-de

.... n-.....I......................... -----------........-

2.

Re po rt i ng Period :*......-F..-e.-b.... ru

    • . a;r;r-..y._..i...--1.... 9....

8-..1' _. ------------

3.

Licensed Thermal Power (MWt}:

700

4.

Namep'late Rating (Gross MWe) =---20_9 ___________ __

5.

Design Electrical Rating (Net MWe): 200

6.

Max imµm Dependable Capacity (Gross *-M.,..,\\.J-e.... }-: 0'"""5-. ----....-.---

DOCKET NO.

  • 050-010 DATE March 3, 1981 COMPLETED BY D... c*. Maxwell tELEPHONE ca15) 942~2920 x...:550 NOTES
7.

Maximµm Dependable. *Capacity (Net :MWe):

197

8.

If Changes Occur in Capacity *Ratings -.(-1-tem_*_s_,_3 __

T,.,.h_r_o-ug_h_ 7) SinC:e Last Report, Give Reasons:

N/A

9.

Power Level to Which Restricted,.If Any (Net MWe) :-...:N:.:.i/..-A;:._ _________ _,_ _____ _

. 10.

Reasons For Restrictions, If Any::..;.*...;N~/:..;;A;;;..... ________ __;_..... ____ _..... _____....,...--'-

11.

Hours: in Reporting* Period

12.

Number of.Hours Reactor Was. Cr it ica 1 1 J.

Reactor Rese.rve Shutdown Hours

14.

Hours* Generator On-Line

15. *Unit 'Reserve. Shutdown Hours
16.

Gross Thermal. Energy Generated (MWH)

17.

Gross 1::1 ect r i ca 1 Energy.Generated (MWH) * *

18.

Net E*lectrical Energy Generated (MWH)

19.

Unit ~ervice Factor".

  • 20~

Unit Avail~bil ity Factor

21.

Unit Capacity Factor {Using MOC Net) *.

This Month*

Yr-to-Date Curmtt.atlv.e.

. EXTENDED**

.*MODIFI.CATION *

    • .ouTAGE'
22.

Unit 'Capacity F~ctor (Usin'g DER Net)

23.

Unit :Forced Outage Rate.

. 24 *. Shutd()Wns Scheduled Over Next 6 Months (-T-yp

.... e-.-,.-p-a-.t-e""",..-. -arid Duration *of Each):

N/A

25. *If Sh~ut Down At End Of.Report Pe.riod, Estimated Date of Startup: E~tended Modificatior:

Outage -

Shutdo'Wn'

  • Until Jµne,. 1986

.. **8i~~l80;')$~{.......,**.....

~:

. :. **. */-:...

. *~

'. ~'

.... :~ _:~. :. '.

. :.. ~*

  • J.
*'.*... /
.***,

. *~.-:....

~

../ ;.

.. *~-..~-

  • . OPERATING DATA REPORT
  • DOC KET N 0 *.--:::0"'"5.:.0-_,2:1"'3...,7_... __

DATE March 3, 1981 COMPLETED BY D. C. Maxwell TELEPHONE (815) 942-2920 OPERATING STATUS NOTES 1

  • Uni t Name :__,,o'""r..,.e..... s_,,d""e.:.:.n_I=-r=--* ----------------------
2.

Reporting Period:..,....;;F~e~b_r_u~ar_y..,.....,.~1~9~8~1~*---------------,__,_,.

3.

Li~ensed Thermal Power (MWt}: 2 527

4.

Nameplate Rating (Gross MWe):

828

5.

Design Electrical Rating (Net-. -t1W_e_,)..... -.: _7_9_4_....__ ____ _

6.

Maximum Dependable.Capacity (Gross MWe) :812

7.

Maxi mum Dependab 1 e Capacity (N'et MWe) : 772

8.

If Changes Occur in Capacity Ratings..,.(-=-1"'"'te_m_s_3__,,T __ h_r_o_u_g_h 7) Since Last Report, Give Rea.sons:

9.

Power Level to \\~hich Restricted, If Any (Net MWe):* NA

10.

Reasons For Restrictions, If Any:

NA

-=--------------__.,..--

11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.

'23.

24.

Hours i~ Reporting Period Numbe.r of Hours Reactor Was Cr it i'ca 1 Reactor Reserve Shutdown Hours This Month Yr-to-Date 6_7_2 1.416 0

73.8 0

0 Hours Generator On-Line 0

69.4 Unit Reserve Shutdown Hours 0

0 Gross Thermal. Energy Generated (MWH) 0 74,675

~ross.Electrical Energy Generated (MWH) 0 22.045 Net Electrical Energy Generated (MWH)

-1,695 15,527 Unit *Service Factor 0

  • 4.901 Unit Availability F~ctor 0

4.901 Unit Capacity Factor (Using.MDC Net)

0.

1.420 Unit *capacity Factor (Using D~R N~t) o 1.381 0~it Forced Outag~ Rate 0

0 Shutdowns Scheduled Over N.ext 6 Month_s *(Type', Date, and Duration of.Each):

C urou:la ti '.le.

94.656 73,211. 7 0

59,529.S 0

137,372,731 43,894,908 41,484,526 73.5 73.5 56.8 5-5. 2

12. 5' 25.. If Shut Down At End Of Report Period,: 'Estimated Date bf Startup: _______ _

. 1:*

. ~..

. i:*....

. ~ :'

  • .. '.. '*\\*.:
        • --***-:=*-*** *-..
1.
2.
3.
4.
5.
6.
7.
8.

OPERATING DATA REPORT

(

OPERATING STATUS.

Unit Name: Dresden III*

Reporting Period: February, 198f Licensed The rma I _P_o_w_e_.r__,..( M_W._t.... )_:_2_5 __ 2_7 _____....._...__ __

Nameplate Rating (Gross MWe):

. aa8 Design Electrical. Rating (Net-MW-e'""fF"'*."'": -7_.9-4-.--------

Maximum Dependable Capacity (Gross _M.... W-e.-)_:_8_1_2 _____....__

DOC KET NO *.-0=5.... 0-.... 2""'4.. 9 ___ _

DATE March 3, 1981 COMPLETED BY. D. C. Maxwell TELEPHONE (815) 942-2920 NOTES Maximum Dependable Capacity (Net MWe):

773 If Changes Occur in Capacity. Ratings..... (_1,._t.... em-.s_3_T __ h_r_o_u_g_h 7) Since Las.t Report, Give Reasons:

9.

Power Level to \\.Jhich Restricted, If Any (Net MWe): N

-=-------------------~

10.

Reasons For Restrictions, If Any:

NA

---==---------------------------

11.
12.
13.
14.
15.

16 *.

17.
18.
19.
20.
21.

22..

23.
24.

Hours in R~porting Period Number of Hours Reactor Was Critical Reactor Reserve Shutd9wn Hours Hours Generator On-Line Unit Reserve Shutdown Hours Gross Thermal Energy Gen~rated (MWH)

Gross Electrical ~nergy Generated (MWH)

Net Electrical Energy Generated (MWH)

Unit Service Factor Unit Availabi~ ity Factor Unit Capacity Factor (Using MDC Net)

Un.it Capacity Factor {Using PER Net)

  • Unit Forced Outag~ Rate This Month 672 664.3 0

660.2 0

1.520, 173

.499,636 476z953.

98.2 98.2 92.1 89.7 1.8 Yr-to-Date 1,416 1,393.6 0

1,374.5 0

3, 113,481 1,023,75.7 975,700 97.1 97.1 89.3 86.9 2.4 Shutdowns Scheduled Over Next 6 ~onths (Ty~e, D~te, ~nd Duration of Each Curou:l.at i.\\!e. **

.84,241 63,680.6 0

61,007.8 o*

. 119,597,951 39,024,325 36,9982600 72.4 72.4 56.8 55.3 15.o.

25.

If Shut Down At End Of Report Peri ad? Estimated Date of Sta rt up:_. _N_A ____________ _

(

  • . _; *'*.. :. :***.... :.:*~.

r

~..

~.. *. *..

J

__ :~-~ **

--..:.*:-:.~ ***

~ *** -

.... ~

AVERAGE DAILY UNIT POWER LEVEL

\\,~:.. :~.*

MONTH FEBRUARJ, 1981 DAY AVERAGE DAI LY.POWER LEVEL.

2 3

4 5

6 7

8 9

. 10 11

. 12 lJ 14 15

.16 (MWe-Net) 0 0

0 0

0 0

.0 0

0 0

0 0

0

. *t *.

'"'--.-~**.

i.*

.~ :

~

~-

  • /. -*

DOCKET NO. 050-010 Ull IT Dresden I.

DATE March 3, 1981 COMPLETED BY D. C. Maxwell TELEPHONE (815) 942-2920 DAY

  • AVERAGE DA IL Y PO\\./ER LEVEL (MWe-Net) 17 0

18 0

19 0

20 0

21 0

22 0

23, 0

24 0

25 0

26 0

27 0

28 0

29 30 31

\\..,_.

~*..-.... *'

  • 'J* *. _...

-*-... ~

... -;:.,...;.~.. -.. ~..:.... :_. ___.;......_.... _.. _,...

' *... -~*:..

!\\.__~.)

(

\\~

...... -~

  • e AVERAGE DAILY UNIT POWER LEVEL MONTH FEBRUARY, 1981 08Y 2

3 4

5 6

7 8

9 10 11 12 13 14 15

.16 AVERAGE DAILY POWER LEVEL (MWe-Net) 0 0

0 0

0 0

0 0

0 0

d 0

0 DAY 1/'

18 19 20 21 22 23 24 25 26 27

28.

29 30 Jl DOCKET NO. 050-237 UU IT Dresden II.

DATE March 3, 1981 COMPLETED BY D. C. Maxwe 11 TELEPHONE (815) 942-2920 AVERAGE DAILY POWER LEVEL (MWe-Net) 0 0

0 0

0 0

0 0

0 0

0

':'~...............-__.. ***-: *-

-""**--.****""""'~..--..-.;.-.-_......:;...........

.~..

\\,.. :.

MONTH 08Y 2

3 4

5 6

7 8

9 10 11 12

.13.

14 15 16

\\;-:.~)/)

.. ~

=.

AVERAGE DAILY UNIT POWER LEVEL FEBRUARY, 1981 AVERAGE DAILY POWER LEVEL DAY.

(MWe-Net) 755 17 792 18 785 19 784

20.

751 21 794 22 782 23 763 24

777, 25 26 792 27

. 7.87 28

' 797 29 784 30 759 3 l '

787 '

DOCKET NO. 050-249 UUIT.Dresden III DATE March 3, 1981 COMPLETED BY D. C~ Maxwell TELEPHONE

~815) 942-2920 AVERAGE DAILY POWER LEVEL (MWe-Net) 770 790 788

. 777 398 536 169 456 611 666 769 734

~ -'

No.

  • DATE.*
  • 8 781031 L

1.:.*

F:.Forced,

  • . s:. Scheduled*

UNIT SHUTDOWNS AND POWER REDUCTIONS REPORT MONTH F~BRUARY, 1981 METHOD OF LICENSEE TYPEl. DURATION REASON2 SHUTTING EVENT SYSTEM COMPONENT s

2 (HOURS)

DOWN.REACTOR3 REPORT 672 c

3 Reason_:

A-Equipment Failure (Explain)

B-Maintenance of Test

. C-Refueling.

D-Regulatory Restriction-E-Operator Training & License F.-Administrative G-OperationalError

. H-Other (Explain)

Examination ii CODE4 CODES I

Method:

1-Manual 2-Manual Scram 3-Automatic Scram 4-0ther (Explain)

DOCKET NO. 050-010

~~~~~~~~

UNIT NAME Dresden I DATE March 3, 1981 COMPLETED BY D, C, Maxwe 11 TELEPHONE (815) 942-2920 CAUSE & CORRECTIVE ACTION TO PREVENT RECURRENCE n

Refueling and Chemical Cleaning Outage

4.
  • Exhibit G-lnstructions for.

Preparation of Data Entry Sheets for Lice_nsee Event Report (

) File (NUREG-0161) i,,

  • ,..N.O.

...DATE *.

  • 1*:

810103 umbers c

.*.**1 *..

F:

Forced Scheduled

. ?,*

,.. ~-.. ;

UNIT SHUTDOWNS AND. POWER REDUCTIONS REPORT MONTH FEBRUARY 1 METHOD. OF LICENSEE DURATION REASON2 SHUTTING E~NT (HOURS).

DOWN REACTORl REPORT {}.

6.72 2

ried 0 er from 1 80 repor s.

2 Reason:

A"."Equiprnerit Failure (Explain)

B-Maintenance of. Test C-Refueling D-Regulatory Restriction E-Operator Tr.aining & License Examination F-:-Administrative G-Operational Error H;..Other *.*(Explain) 3 1981 SYSTEM COMPONENT CODE4*

CODES Method:

1-Manual*

2-Manual Scram 3-Automatic Scram 4-0ther (Explain)

DOCKET NO.

050-237

~-------~~~~~~

UNIT NAME Dresden II DATE March* 3, 1981 COMPLETED BY D. C, Maxwell TELEPHONE (815) 942~2920 CAUSE & CORRECTIVE ACTION TO PREVENT RECURRENCE Refueling and Turbine Overhaul Outage Exhibit G-lnstructions for Preparation of Data Entry Sheets for Licensee Event Report (

) File

.. (NUREG-0161)

UNIT. SHUTDOWNS AND POWER REDUCTIONS REPORT MONTH _,..,.FE=B=R=U=AR=Y..._, _1-.:9;...;8"""1'-* _

METHOD OF LICENSEE NO~.

DATE*

. TYPEl *DURATION REASON2. SHUTTiNG EVENT SYSTEM COMPONENT (HOURS)*

DOWN REACTORl REPORT {}

CODE4 CODES

-4**

" 810223 F

11:49 A

3

    • ' = Numbers ca ried. o~er from 1180 repor1 s.
2.

F:

Forced

  • .s: *.Scheduled*

Reason:

A-Equipment Failu{e (Explain)

B-Maintenance of Test C-Refueling D-Regulatory Restr:iction E"'."'Operator Training & License Examination F-Administrative G-Operational.Error H-Other (Explain) 3 Method:

1-Manual 2-Manual Scram 3-Automatic Scram 4-0ther (Explain)

DOCKET NO. 050-249'

......;;~-...,.-'-"--=,.,,,...~__,-

UN IT NAME Dresden III 3B DATE March 3, 1981 COMPLETED BY D, C. Maxwe 11

. TELEPHONE (815) 942-2920 CAUSE & CORRECTIVE:

ACTION TO

.PREVENT RECURRENCE Recirc. M.G. Set spiked high caused APRM' s to spike high and resultant scrammed Rx.

4 Exhibit G-Instructio~s for Preparation of Data Entry Sheets for Licensee Event Report (

) File (NUREG-0161)

. l

~..

i.

L

. EQUiPMENT NATURE OF MAIUTENANCE Spad~ Accu~ula-Preventive WR ://8584 tors 1*.

DRESDEN* UNIT SAFETY RELATED MAINTENANCE~ FEBRUARY, 1981 LER OR OUTAGE NUMBER CAUSE N/A MALFUNCTION*

\\

. ~

I* r RESULT CORRECTIVF~ACTION N/A

  • Rebuilt 4.sp~res *.

NATURE OF HAIUTENANCE

.MSL Area Temp.

Corrective.WE. 1/11317

  • Switches

\\. '

  • MSL' *chai{fte 1
  • A

- Temp.~ Switches 0CRD.E-:9 (18-3_*5)

Preventive *wR 1111104

CRD.1099

.Refuel Grapple.

.Scram* Discharg

  • Volume Hy'dro~

laze* Flanges

  • Fuel Pool Inne
  • .. B. R~circ. oi:..t-

. let. *safe End Preventive WR. #2759 Preventive WR./16260980 Preventive WR.#11041 Prevel,1tive WR IF'.11217 P*reveritive WR l/11087.

  • Preventive WR IH1273

. Reftiel Grapple Corrective WR IH1190 D.iesel Genera-.

Corrective WR 1Hi304

. *. ior DRESDEN UN IT :2.

SAFETY RELATED HAiNTENAHCE -:-- FEBRUARY, 1981 LER*OR OUTAGE NUMBER MAL FUN CT I OH*

CAUSE RESULT CORRECTIVF7ACTION

. 180 *capillary

  • Broken~ 16B In-ternal Corrosion Switches Failed Replaced ~witches.

26l.... l8A Bad

  • N/A

. N/A

.: ***N/A

N/A
. N/A
: N/A
  • . * 'N/A Switch Failed N/A N/A N/A N/A.

N/A N/A N/A Checked & foung* okay -

reinst.alled.

Flushed to observe flow thru ball check v~lve to CRD e~haust port~

Rebuilt per procedure.

Rebuilt per procedure.

Replaced air hose for

  • main mast.

Removed & replaced flanges.

Installed new gasket-l f

Ground off PT i11!iication i

off safe end.

wo Wires Shorted on ~utton of Up/

Down Switch Switch Inoperative Repaired short & replaced r Loose Screw On Diff." Lock-Out Relay at 4KV Bus up relay.

Prevented Shut-Tightened screw.

doWll Relay from Operating & D/G No-Start

DRESDEN* UNIT 2*

SAFETY RELATED HAiNTENANCE.,.: FEBRUARY, 1981

  • ~

--r-------------------.,.-------------------r-.---~...... ---~-..:...-,----

  • .]
  • EQUIPMENT Latch Light on*

Refuel_" Grappl_e NATURE OF

HA lllTEHANCE Preventive WR 4/:11042 Diesel* Genera-Preventive WR /Fll'.319
  • . _:tor.. *.*. *'

Refuel.*Platform

.**.* Main Winch Mo to Bus Tie.Break-

~r*s.*2a to* 29

  • *.HPCI Mo-z...:2301-.

9

(

  • Torus Vent

.., ya1v*e -1601-22.

Torus Vent.

  • , valve 1601-21 Corrective WR //:11314 Preventive WR //11290 Cor.r*ect i ve WR //3088097 Preventive* WR /Hl328 Preventive WR f/1132J
  • 12sv iatteries
  • Preventive WR //9051
  • . 24/48V.Bat.:..

tedes

  • CCSW Vault

<*Drain

  • .. ~.*.

Pr even d v.e WR //905 2 Preventive WR #10953

)

LER OR OUTAGE NUHBER Bad Bad MALFUNCTION*

CAUSE N/A N./A Brake Coil N/A Stem & Yoke N/A

.:N/A

. :N/A

.N/A

.*N/A RESULT N/A N/A Smoking &

Inoperative N/A CORRECTIVr~ACTION Inst*lled new cable~

ested for trip -

  • perated normally
  • eplaced with coiJ

... 3 grapple.

umpered per procedure.

Valve.Won't Close eplaced stem, yoke, &

N/A N/A

.. N/A N/A N/A limi torque.

ir leakage work to be one ~/work req.#3746

  • 1r leakage - work to be one.w/work req.#3745.

erformed battery dis~

barge test.

erf9rmed,battery di~

harge test.

epaired open lead at solenoid.

  • ~.

.~ *,. '

.. *.~.

. NATURE OF

  • HAlllTENAH_CE Preventive WR #11120 DRESDEN* UNIT 2/3 SAFETY RELATED HAiNTENANCE '"".FEBRUARY, 1981 MALFUNCTIOH*

LER OR OUTAGE NUMBER

  • ~
  • . CAUSE...

RESULT

.N/A.

N/A

~...

CORRECTIVr~ACTION C

isassembled, fospected, ebuilt per DMP 300-15.

  • i f t l

I i*

'~:..

.. :'EQUIPMENT.

Accum. 18-43

. Contr61 *Rod

... **tiri~e.scram

  • :* *Pifot: v'aiVes *

. Scram Re~et.

.switch' Af'WS Inst. &.

.Tt-ip Unit

. Calihration NATURE OF MAlllTENAHCE Preventive WR 1!11369 Preventive WR 1Hi288 Preventive WR 1!4722.

  • Preventive WR 1!11522
  • Pr.eventive WR 1HQ184 DRESDEN* UN IT 3 SAFETY RELATED HAiNTEt~ANCE :-- FEBRUARY, 1981 LER OR OlJTAGE MALFUNCTIOH* *

. NUMBER.

CAUSE RESULT N/A N/A N/A N/A N/A *

. N/A

  • N/A N/A
  • N/A N/A CORRECTIVF~ACTION Replaced K4 relay.

Replaced accumulator.

Rebuilt 177 accumulator scram pilot solenoid~~

Replaced switch.

f I

l t

l Calibrated per procedure.

1

SUMMARY

OF OPERATING EXPERIENCE UNIT ONE FEBRUARY, 1981 2-1 to 2-28 Unit One was shutdown for the entire month, awaiting license approval for the chemical cleaning.

Major work scheduled to be c~pleted following chemical cleaning is as follows:

HPCI install.ation for ECCS upgrading, equip-

.ment upgrade to IEEE 279, major in-service inspection, and refuel.

  • }

. )..

~.,*, '.: *.

  • ~*.::.;' ****~*-***

......,_.*.~*-

~~.. _,,.

SUMMARY

OF OPERATING EXPERIENCE UNIT TWO FEBRUARY, 1981 2-1 to 2-28 Unit Two was shutdown for the entire

. *r-.***

month for its scheduled refueling and equipment overhaul outage.

Major work inciuded-torus modifications, CRD re-placement, and turbine overhaul. *

' ~.

.1,:

'.... ~ _..**

. *~

~:.

SUMMARY

OF OPERATING EXPERIENCE UNIT THREE 2-1 to 2-23 2-23 to 2-28 FEBRUARY, 1981 Unit Three enteredthe month operating.

at a power level of 825 MWe and operated continuously at approximately this level (except for weekend surveillances) until February 23, 1981.

At 0011 hours1.273148e-4 days <br />0.00306 hours <br />1.818783e-5 weeks <br />4.1855e-6 months <br /> o~ the 23rd, the 3B Recirc. M.G. Set spiked high and caused the'APRM's.t? trip high, auto-matically scramming the reactor and unit.

The reactor was brought critical on the

.23rd at 0753 hours0.00872 days <br />0.209 hours <br />0.00125 weeks <br />2.865165e-4 months <br />, and the Unit was placed in service at 1200 hours0.0139 days <br />0.333 hours <br />0.00198 weeks <br />4.566e-4 months <br /> and oper~

ated throughout the remainder of the month, reaching a power level of 810.MWe with a capacity factor.of 89.36% and an av.aila-bility of 98.24%.

'** *c,.:

.o*:.

.. :_;*.

Retrieved from "https://kanterella.com/w/index.php?title=ML17193B134&oldid=5130587"