ML19276E489

Monthly Operating Rept for Feb 1979

ML19276E489
Person / Time
Site:	Hatch
Issue date:	03/05/1979
From:	Scott Wilson GEORGIA POWER CO.
To:
Shared Package
ML19276E483	List: ML19276E482 ML19276E489
References
NUDOCS 7903140271
Download: ML19276E489 (14)

Text

• '

OPERATING DATA REPORT DOCKE1NO. 50-366 DATE N-U COMPLETED BY S. Wilson TELEPIIONE 912-367-7781 OPERATING STATUS HATCH 2 Notes

1. Unit Name:

2. Reporting Period: February

3. Licensed Thermal Power (MWt): 2436

4. Nameplate Rating (Gross MWe): 817

5. Design Electrical Rating (Net MWe): 784

6. Maximum Dependable Capacity (Gross MWe): 749

7. Maximum Dependabb Capacity (Net '.lWe): 716

8. If Changes Occur in Capacity Ratings (Items Number a Throv;h 7) Since Last Report. Give Reasons:

9. Power vel To Which Reuricted.lf Any (Net MWe):

10. Reasons For Restrictions.lf Any:

This Month Yr.-to-Date Cumulative

11. Hours in Reporting Perie:I -

672 lal6 5833

12. Number Of Hours Reactor Was Critical 318.8 141.8 9074.1

13. Reactor Reserve Shutdown Hours 0 n 0

14. Ilours Generator On.Line 271 4 971 'a 1959.9

15. Unit Resene Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 174741 380753 2386694

17. Gross Electrical Energy Generated (MWH) 113MQ_ _ _.. 113440 650040

18. Net Electrical Energy Gener:.ted (MWH) 106007 102029 595561

19. Unit Senice Factor N/A N/A N/A

20. Unit Availability Factor N/A N/A N/A

21. Unit Capacity Factor (Using MDC Net) N/A N/A N/A

22. Unit Capacity Factor (Using DER Net) N/A N/A N/A

23. Unit Forced dutage Rate N/A N/A N/A

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

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

26. Units in Test Status (Prior to Commercial Operation): Forecast Achies ed INITIA L CRITICA LITY 7-4-78 INITIAL ELECTRICITY 9-22-78 CO\l\lERCI A L OPER A TION 4-l-79 (9/77) 790314 0 A7/ n

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-366 alt Hatch 2 DATE 5-3-79 COMPLETED BY S.tjilson TELEPflONE 912-367-7781 MONTil February DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 -l2 17 -6 2 49 18

-5 3 225 19 -5 4 _.

262 20 ,

-5 5 308 2i -5 6 617 -5 22 309 7 23 -5 8 91 -6 24 9 290 -6 25 10 320 26 -5 II 340 -5 27 12 404 28 -5 13 665 29 14 626 30 15 -10 3 16 -6 INSTRUCTIONS On this format list the average daily unit power level in MWe-Net for each day in the reporting rnonth. Compute to the nearest whole megawatt.

e8/77)

.si

DOCKET NO. 50-366 UNITSIIUTDOWNS AND POWER REDUCTIONS ,

UNIT NAME Hatch 2 .

DATE 3-5-79 COMPLETED BY 5. Wilson REPORT MONTl! February ELEPIIONE 912-367-7781 Pate g

.5 ? 3 h$ Licensee ,E-r, h, Cause & Correctwe No . 3g @ jg5 Event g] gO3 Action to H

$E $ 3g=

- g Report # mV o u

Prevent Recurrence Q

79-01 2-1-79 5 24.5 B 1 RA XXXXXX Dryer Modification Outage 79-02 2-1-79 F 12.0 A 3 CH PUMPXX Rx Scram on Low Water Level Following Loss of Booster Pump 79-03 2-7-79 F 12.8 B 3 CH PUMPXX Rx Scram on Low Water Level Following RFPT Trip 79-04 2-8-79 F 11.1 G 3 HA RELAYX Rx Scram on TSV Fast Closure Due to Relay Maintainance While not in Cut-Out 79-05 2-14-79 F 338.2 B 3 CD VALVEX MSIV Test - Cold Shutdown Due to Damage 1 2 3 4 F: Forced Reason: Method: Exhibit C - Instructions S: Scheduled A. Equipment Failure (Explain) 1 -Man ual for Pr:paration of Data B Maintenance of Test 2-Manual Scram. Entry Sheets for Licensee C-Refueling 3 Automatic Scram- Event Report (LER) File (NUREG-D-Regulatory Restriction 4 Othcr (Explain) 0161)

I -Operator Training & License Examination F-Administrative 5 G Operational Error (Explain) Exhibit ! - Same Source (9/77) Il-Oiher (E xplain)

NARRATIVE REPORT HATCH 2 Feb. 2 On line following dr yer niodifica tion outage 0030 CSl Feb. 2 Rx. sc rani 2-79-01 (GO-2-79-1) on low wa ter level O20'/ CST Feb. 2 On line 1404 CST Feb. 7 Rx. strain 2-79-02 (GO-2-79-2) on low water level 1352 CST Feb. 8 On line 0243 CST Feb. 8 Rx. utrani 2-79-03 (CG-2-79-3) on TSV fast closure 1151 CST Feb. 8 On line 2259 CST Feb. 14 Rx. s t rain 2-79-04 (GO-2-19-4; on MSIV test 2148 CST Feb. 15 Repair of MSIV test damage Following the c oinp i la t i on of Health Physics Dosimetry Records, it was found that 10 einp lo y e e s received doses exceeding 10% of our annual a l l o wa b l e-limits. The exposures weie received as a result of a recent s t eain dr yet-modification eutage and were recorded as follows:

Employee m r-1 1440 2 IE.E6 3 1381 4 14'/7 5 1421 6 1502 7 1204 8 1368 9 1232 10 1829

MR Date Description d-78-57 2-11-79 Repaired bend in spent tuel storage c a t. k 2-78-1514 2-9-79 Cleaned and replaced filters on e x hau s t /inu + + 1 e r control valve on MSIV air manifold 2-78-2390 2-21-79 Repaired HWCU manual isolation " knocker" valveu 2-78-2610 2-21-79 Reinstalled all exposed tubing for RWCU instrument tubing in holding pump room 2-78-3130 2-21-79 Repaired RWCU resin trap backwash eie booster 2-70-3234 2-2-79 Installed pistail in sensing lines for MS1V leakage control press. transmitters 2-78-3400 2-6-79 Added a low dilution +10w atinunc ia tor to the radwaste main control panel 2-78-3457 2-3-79 Repaired oil leak on inboard uhatt seal for lube oil putop 2A2 2-78-3529 2-1-79 Repaired reciet ueal cooling water thermoccuple inon i t o r 2-78-3680 2-3-79 Repaired temp. elements on drywell temp.

indicator located on RSGP 2-78-3681 2-3-79 Repaired drywell teing recorder Pt. 1i9 in controt panel 2-78-3682 2-3-79 Repaired drywell teinp . indicator located on HSOP 2-7E-3697 2-3-79 Cleaned and rebullt valve dG11-F018 2-7H-3702 2-13-79 Repaired cond, tranufer pump COO 18 press. low 2-'78-377e 2-S-79 Replaced SRV .olenoid valve with new one 2-78-3SS5 2-21-79 Calibrated 40-300 psig 9auges +or HWCU pump tooling water supply 2-78-3979 2-6-79 Repaired flow indica tion on the contro11eru for steam flow to 3rd stage SJAF_'s.

2-78-3992 2-24-79 Repaired reticc puine suc tiott 28 valve 2-78-4303 2-3-79 Removed motor to isolation valve Ta8-F027

2-78-4355 2-22-79 Performed HNP-2-6615 on control bid 9 HVAC sys ten-2-78-4?64 2-3-79 Repaired N2 leak att isolation valve going to 'l IF system 2-78-4415 2-3-79 Investigated drywell temp. insteomentation 2-78-4419 2-3-79 Replaced handwheel on HPCI airlock door 2-78-4466 2-3-79 Installed two orifices on RHR tervice water pipe line 2-78-41568 2-3-79 Replaced wire on SJAE low steam flow alarm 2-78-4682 2-3-79 Investigated and repaired Yarway level instrument 2-78-4683 2-3-79 Performed HNP-2-3101 on Yarway level instrumerit 2-78-4782 2-3-79 Removed reattor cavity shield plugs 2-78-4732 2-5-79 Calibrated watthour meters for 41E.OV busses 2A &

28 2-78-4796 1-30-79 Repaired reset to manual relief valve 2821-F013F 2-78-4803 2-4-79 Installed new gasket in the trip throttle M.G.

valve 2-78-4844 2-3-79 Removed dryer seperator e qu i pmet ri pool plugs 2-78-4845 2-7-79 Removed drywell head per HNP c-E.705 2-78-4846 1-31-79 Removed reactor pressure vessel head piping per HNP-2-6710 2-78-4849 1-31-79 Installed RFV vessel head per HNP-2-6720 2-78-4909 1-29-79 Investigated drywell and torus temp. recorder, Point #3 2-78-4913 2-10-79 Reset camp generator r an.p time per HNP-2-528/

2-78-4933 2-4-79 Repaired leak on middle seal water line on main pump 2-76-4936 2-3-79 Replated probe in drywell for control rod indication display torrection 2-78-4963 2-19-79 Repaired MAC valve stored in warehouse

2-78-5056 2-2-79 Rewired equalizing timer switch on station service battery c ha r g e t- 2R42-SO31 2-78-5132 2-3-79 Adjusted the alarm switch for the HPC1 inlet drain pot high level switch 2-78-5222 1-26-79 Cleaned the crystals from the utandby liquid conteo1 pumps 2C41-COO 1A 2-78-5224 1-26-79 Cleaned the cr ys tals from the slendby liquid control pump 2C41-COO 1H 2-78 52S9 2-6-79 Calibrated primaty containment hi/ low pres-alarm per HNP-2-5202 2-78-5254 2-3-79 Reworked piping from yearbox to main pump bearings fot- HPCI pump 2-78-5300 2-13-79 Investiga ted LPRM downscale alai m 2-78-5307 2-24-79 Investigated rod block monitor "B" 2-75-532S 2-3-79 Tightened flange 10 stop leak on "B" RHR pump discharge restrictit:9 orifice 2-78-5336 1-29-79 Readjusted isolation stem on Plenum vent valve vessel 2A RWCU 2-78-5347 2-3-79 Repaired partial sticking of reattor mode sui tch 2-78-5348 1-30-79 Repaired packing leak on recirc pump "A" discharge valve 2-78-5381 2-3-79 Replaced annunciator tard for annunc ta tor EHil-PE.59 2-79-22 2-2/t-79 Investi9aied failure to main open o+ luolation valve EP41-F316C 2-79-69 2-9-79 Replaced methanical seal on RHR su pump 26

-79-82 2-3-79 Repaired turbine trip valve limit uwitch 2-79-89 2-21-79 Repaited generator primary Volts /Heriz Helay 2-79-131 2-3-79 Replaced stem on tecirc pump "A" discharge velve 2-79-133 2-6-79 Installed two divi 9auges of 0-2000 9919 for warranty run prior to startup 2-73-135 1-31-79 Removed and instatled insulation o+ R/F bellows

' 2-7'9-149 l-25-79 Repaired air leale from inlet valve la Rx. Bldg.

chiller cotidenser 2-79-164 2-9-79 Investigated "B" IRM EC51-RE.018 2-79-167 2-3-79 Readjusted operating t irne of H2 r e t ornb i n er system "A" MOV 2-79-169 l-26-79 Calibrated 2A diesel genera tor jacicet coolant heater 2-79-179 2-6-79 Completed wiring for themical addition lank low l e v e l. alarm 2-79-186 2-6-79 Removed strainers from condensate B/W receivin9 tank transfer pumps 2-79-189 l-29-79 Replaced card for annunciator 2Hil-PE59 2-79-196 1-25-79 Installed replacement connector on feedwater delta P cell 2-79-218 2-7-79 Backfilled instrument legs with water tu investigate head correction problems ott the HPC1 steam line hi D.P. Barton 2-79-219 2-7-79 Backfilled instrument less with water to investigate head correction problems on the HPCI s t eato line hi D.P. Bar toit 2-79-229 l-26-79 Visually inspected f-0318, F023A, and FO23E valves 2-79-235 1-30-79 Removed and replated steam seperatut- per HNP-2-6730 2-79-245 2-3-79 Repaired suppression chamber hi level alarm 2-79-265 2-3-79 Repaired turbine b1d9 chilled water safety shutdown annunciator d-79-269 2-22-79 Calibrated EC diesel generator voli meters 2-79-272 2-3-79 Repaired packing leak on valve EG31-F136 2-79-27/1 2-3-79 Investigated APRM "F" FCSI-K603F 2-79-289 E-24-79 Replaced alarm card for unit aux. iransfer EE fault pressure alarm 2-79-290 1-31-79 Inves(.igated main stop ' valves 1 F2 z! tlouet annunciator

~ 2-i9-291 2-3-79 Replaced light bulbs in steam seal press. l o v, annunciator light 2-79-294 2-8-79 Replaced filters on 2A diesel air compressors 2-79-297 1-30-79 Removed coniro1 eod deive 18-lb and associated thermal sleeve per HNP-2-6100 2-79-303 2-1-79 Removed grating for LVDT installation 2-79-305 2-24-79 Performed friction test on control cod 18-15 2-79-306 2-3-79 Installed a blanicing flange af ler remuving control rod drive 18-15 and 1 i.s thermal sleeve 2-79-318 1-30-79 Checl<ed operation of RC1C flow controller 2-79-329 2-4-79 Cleaned contacts of "B" flow unit alarm 2-79-331 2-11-79 Investigated the equip. drain sump high leve) alarm 2-79-332 2-14-79 Repaired the tluor drain filter EG 11 -DO2'd hi-cond alarm 2-79-340 1-30-79 calilrated RCIC turbine speed indicator pr HNP-2-5233 2-79-341 1-30-79 Calibrated turbine speed indicator 2-79-347 1-31-79 Repaired air leal < f r om core spray testable chech valve 2-79-349 E-5-79 Pressure tested A Tv 8 83LC Ni trogen accumulators 2-79-352 2-3-79 Repaired l eal< from NHR Loop B discharge to vessel testable chectc valve 2-79-353 2-3-79 Repaired packing leah on HPC1 inboard isolation valve 2-79-355 2-3-79 Repaired RHR outboard isolation valve for RHF injection d-79-361 2-3-79 Tight.ened packing glands on valve 2831 'r 'Od38 2-79-362 2-3-79 Adjusted packing on valve eS31-F03tA 2-79-363 2-3-79 Adjusted paticing on va lve 2831-F-0318

2-79-b64 2-3-79 Repaired leaking on RHR injection c h e c i: valve 2-79-365 2-4-79 Repaired l eal< y packing on HPCI inboard isolation valve 2-79-366 2-3-79 Investigated reading on drywell/ Locus temp recorder, Point u3 2-79-3E.7 2-3-79 Repaired packing leak on RHR injection check valve 2-79-371 2-14-7'9 Cleaned the EA diesel batteries to remove outer surface acid 2-79-372 2-14-79 Cleaned the EA diesel batteries to remove ou i.er surface acid 2-79-374 2-3-79 Replaced Lundell card in annunciator 2H11-P659 2-79-380 2-3-79 Adjusted beake on Rx. eecirc putrie 28 suction valve 2-79-393 2-3-79 Investigated RCIC turbine master controller problems 2-79-394 2-3-79 Repaired intermittent ground on annunciator-2Hll-P650, 651, 652, E.59 2-79--395 2-3-79 Adjusted closure speed on outboard MSlV 2-79-397 2-3-79 Changed out bottle of Ha reagent gas on H2 analyzer 2-79-401 2-3-79 Replaced relay for "B" Rx. H2O level CE/MAC 2- 79-eiOS 2-3-79 Calibrated torus level swi tc hes 2-79-406 2-3-79 Cliecked f or pas. ground on EA 125/250 station service batteries 2-79-40S 2-16-79 Inutalled sf.congbacks on the deywei1 airlock doors for the SSRT 2-79-415 2-9-79 Repaired the CWP flume level low alarm 2-79-425 2-9-79 Repaired amp for RHR steam condensing c o n t.c o l l e r -

2-79-427 2-22-79 Repaired cond. backwash transfer pump suttion valve

2-79-432 2-7-79 Replaced fuse for breaker 2N11-FOO2B 2-79-439 2-7-79 Cleaned and repaired RHR "B" Hx level conteot isolatiori to RClO suction MOV 2-79-440 2-7-79 Rebuilt RHR "B" Hx steam pressure reducing isolation MOV 2-79-441 2-22-79 Adjusted packing on valve EC11-FOO6 2-79-443 2-11-79 Investigated and repaired valve 2G11-F030 2-79-450 2-9-79 Repaired p uinp "A" seal staging flow hi/lo annunciator 2-79-454 2-12-79 Repaired brushes on HPCI steam line isolation valve 2-79-4b5 2-7-79 Repaired leak on primary coolant sample line 2-79-460 2-24-79 Investigated static inverter 2821-KMOlB 2-79-466 2-9-79 Replaced annunciator card for annunciator 2H11 -PE.02 2-73-468 2-13-79 Repaired leaking MSIV LCA MSL low pressure transtnitter 2-79-470 2-8-79 Changed filter media on refueling floor avec heaters 2-79-473 2-6-79 Investiga ted drif t alarm f or control rods 18-35 and 34-39 2-79-474 2-13-79 Replaced door lock mechanism on recirt loop B suction volve 2-79-475 2-6-79 Repair Rx. press, lo 500 psie alarm relays E-79-485 2-18-79 Replaced card for antiunciator eH1L-F659 2-79-48/ 2-9-79 Repaired 3rd s ta9e SJA's low flow annunciator 2-79-490 2-8-79 Checked oil in core spray jockey pumps 2-79-497 2-9-79 Realigned 9 ears on print mechanism for C/H multipoint recorder 2-79-498 2-9-79 Replaced printwheel and appiied ink to inkpad or recorder 2T41-H630

2-79-505 2-8-79 Replaced card for HPCI tu r b ine inlet drain poi hi level annunciator e-79-507 2-18-79 Checked setpoints on alarm 2Hll-P650 2-79-513 2-13-79 Adjusted paper on torus level and D/W pressure r ec or det-2-79-514 2-13-79 Repaired control rod 42-11 position indicator 2-79-532 2-11-79 Put 1/2 p in t of Harinony 68 into 82 floor dt ain col 1ettor puinp 2-79-534 2-14-79 Rearranged North Tifton Line meteriny instrumentatioit per drawing H23977 Rev 2 2-79-539 2-8-79 Repaired torus water level transtui t Lee 2-79-541 2-21-79 Investigated and repaired RPV feedwater inlet temp elemenLs to the process computer 2-79-542 2-13-79 Calibrated torus nater level /drywell ptesture recorder 2-79-548 2-24-79 Adjusted fission product hi/ low flow for corrett vacuum 2-79-563 2-24-79 Repaired generator stator temp. hi a larin 2-79-581 2-17-79 Welded back "B" RHR sw s ys tein distharge line vent valve 2-79-582 2-18-79 Cleaned print wheel on C/R mu l tip oint r e t. o r d e r ET41-R620 2-79-554 2-18-79 Repaired control switch fue valve 2N11-FOO2A 2-79-597 2-15-79 Replaced blown fuse for CAS U/G eoorn exhaust fau 2-79-601 2-22-79 Repaired in take valve on station service air compressor 28 2-79-619 2-22-79 Tightened litnit arm and adjusted liinit switch on valve 2Gll-F141 2-79-620 2-19-79 Filled WCF holding puinp with oil 2-79-624 2-24-79 Replaced limit swiich on drywell vacuum breaker

~

2-79-635 2-24-79 Added 1/2 pint of Gulfcrest 44 to lower bearint of RHR p uinp "D" inotar

d-79-646 2-16-79 Replaced blown bulbu iii anuuritiator 2H11-P700 2-79-649 2-17-79 Added 1 pint of Gulf Harmony 115 uil to upper bearing of 20 RHR pump motor 2-79-655 2-22-79 Added oil to the RCIC turbine lube oil s ys t ern 2-79-656 2-24-79 Repaired bulb on Multipoint t eing recorder EH11-R611 2-79-684 2-18-79 Changed wiring on drywell pheu. inlel isolation valve position indica tion lights 2-79-65S 2-24-79 Repaired valve solenoid EP70-FOO4 2-79-693 2-24-79 Adjusted travel time on valve 2T4S-FlO4 2-79-695 2-2S-79 Repaired bral<en cable to 1RM "G" recorder 2H11-P603 2-79-707 2-24-79 Replaced switch on drywell vacuum breaker 2-79-712 2-24-79 Adjusted limit switches on core spray injection bypass valve cd-79-713 2-24-79 Investigeted and repaired AGP i> y p a s s valve 2 Ell-F1228 2-79-717 2-23-79 Added oil i.o condensate transfer pump 8 2-79-721 2-24-79 Replaced light bulbu in drywell to locus low delta P "A" alarm 2-79-724 2-24-79 Ad jus ted inicco switch on the locus to drywell vacuutu breaker 2-79-732 2-24-79 Checked HPCI steam suttion pressure swilthes 2-79-733 2-16-79 Inspected outside of torus 2-79-736 2-22-79 Repaired reactor b1d9 Supply drain filter 2-79-746 2-24-79 Loosened 28 recirc puine discharge valve to eliminate binding on seal 2-79-755 2-21-79 Perforined inspection of feedwater pipin9 inside the turbine b1dg.

5'79-775 2-24-79 Adjusted inic wheel on C/R inu l i. i p o in t ieme recorder 2-79-783 2-24-79 Repaited RWCU inlet flow tranunit ter 2-79-798 2-23-79 Removed manhole covess on R/W tanl<s