ML20101T156

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Monthly Operating Rept for June 1992 for Grand Gulf Nuclear Station Unit 1
ML20101T156
Person / Time
Site: Grand Gulf 
Issue date: 06/30/1992
From: Cottle W, Daughtery L
ENTERGY OPERATIONS, INC.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
GNRO-92-00090, GNRO-92-90, NUDOCS 9207200315
Download: ML20101T156 (6)


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July;15.11992 cae cd New h*
U.S.;NUcleer Regulatory Commission Mail Station P1-137-s

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Attention:

Document Control' Desk

Subject:

= Grand Gulf Nuclear Station--

"n Unit 1

-$J Docket ~No. 50-416 l"

License No.=~NPF-29 L

Monthly 0perating_ Report GNR0-92/00090-

/ Gentlemen:!

A In accordance with.the requirement of Technical Specification 6.9.1.10,

.Entergy Operations:is-providing the Monthly Operating. Report for Grand H

Gulf Nuclear Station Unit l1 for June 1992.

1 L.

2 If you have any que_stions or require additional information, please ccontact:this officel Yours truly, v - -

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WTC/TMC/cg

-attachments:f1. '.0perating Status.

2.

Average Daily Power Level 3.

Unit Shutdowns and Power Reductions-

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39207200315 9206301

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p July 15,~ 1992 GNR0-92/00090 Page 2 of-3 cc:

Mr. D. C. Hintz (w/a)

Mr. J. L. Mathis (w/a)

Mr. R. B. McGehee (w/a).

Mr. N. S. Reynolds (w/a)

Mr. H. L. Thomas _ (w/o)

Mr. Stewart D. Ebneter (w/a)

Regional Administrator U.S. Nuclear Regulatory Comission Region II 101 Marietta_St., N.W., Suite 2900 Atlanta, Georgia 30323 Mr. P. W.- 0'Connor, Project Manager- (w/2)

Office of Nuclear Reactor Regulation U.S. Nuclear Retjulatory Comission Mail Stop 13H3 Washington, D.C.

20555

-M00PJUN/SCMPFLR '

1, to GNRO-92/00090 DOCKET NO.

50-416-DATE 07/10/92-

~, F. Daughtery COMPLETED BY L

TELEPHONE (601)437-2334 OPERATING STATUS

1. ' Unit Name: GGNS UNIT 1 Notes:

2..

Reporting Period: June 1992 3.

Licensed Thermal Power (MWT):- 3833 MWT 4.

Nameplate Rating'(Gross MWE): 1372.5 MWE 5.

Design Electrical Rating (Net MWe): 1250 MWE 6.

Maximum Dependable Capacity (Gross MWe): 1190 MWE 7.

Maximum Dependable Capacity (Net.MWe): 1143 MWE 8.'- If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report.

Give Reasons:

N/A

9. -Power Level To Which Restricted, In Any (Net MWe):

N/A

10. Reasons For Restrictions, If Any:

N/A This Month Yr to Date Cumulative 11= Hours In Reporting Period 720 4,367 67,479

12. Number of Hours Reactor Was Critical 553.6-2,974.0 53,171.1
13. Reactor Reserve Shutdown Hours 0

0-0

?l4. Hours Generator On-Line 444.3 2,811.3 50,861.7

15. Unit Reserve Shutdown Hours 0

0 0

l16. Gross Thermal Energy Generated (MWH) 1,382,334 10,098,804 175,821,998

17. Gross Electrical Energy Generated (MWH) 440,425 3,226,068 55,796,178

-18. Net Electrical Energy Generated (MWH) 421,265 3,093,071 52,353 786 a

19. Unit Service Factor 61.7 64.4 7T9-
20. Unit Availability Factor 61.7 64.4 77.9
21. Unit Capacity. Factor (Using MDC Net) 51.2 62.0 74.1
22. Unit Capacity Factor-(Using DER Net) 46.8 56.7 67.2
23. Unit Forced Outage Rate 24.9 11.7 6.8
24. Shutdowns Scheduled Over Next 6 Months (Type, bate, and Duration of Each):

'25. IT Shut-Down At End of Report Period.

Estimated Date of Startup:

.26. Units In. Test Status (Prior to Commercial Operation).

Forecast Achieved INITIAL CRITICALITY 08/18/82 INITIAL ELECTRICITY 10/20/84 COMMERCIAL OPERATION 07/01/85 l

M00PJUN/SCMPFLR

- ', to GNR0-92/00090 4

DOCKET NO.

50-416 UNIT 1

DATE F7/10/92

~

COMPLETED BY L. F. Daughtery TELEPHONE 601-437-2334

/

-i40 NTH June 1992 DAY-AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(idWe-Net) 1 0

17 1169 2

-0 18 454 3-0-

19 0

4 -- _-

0 20 0

5 0

21 204-6 0

22 632 7

0 23 1081 8

0 24 958 9-22-25 1073

10-255 26 979 738 27 1127 12:

-953 28 1175 13 :-

1072 29 1049 7

14-1176 30 1117

~

L.15 1121 31' NA

16:

1168-NA M00PJUN/SCMPFLR--

. to GNRO-92/000'90'-

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET.40.

50-4161

~

UNIT NAME l'

DATE 07/05/92 COMPLETED BY L. F. Daughtery-TELEPHONE-601-437-2334 REPORT MONTH June 1992

. l h

L Method of Licensee l

l Cause & Corrective.

[

No.

Date Type Duration Reason Shutting Down Event Systen.

Component Action To l

(1)

Hours-(2)

Reactor Report #

Code Code Prevent Recurrence l

(3)

(4) l (5)

(C&CA)

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l 92-04/17/92 5

207.3 !

C 1

N/A N/A l

N/A Continued Refueling Outage l

J l004

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1 l-I F

68.2 B

3 92-013 TG FLT Reactor scram due to loss of EHC l

I H

I 92-

06/18/92 ;

005 l fluid pressure during maintenance l l

lon CHC fluid filter.

I-1 UNIT SHUTDOWNS AND POWER REDUCTIONS 1

2 3

4 F: Forced Reason:

Method:

Exhibit G

.nstructions S: Scheduled A-Equipment Failure 1-Manual for. Preparation of Data (Explain) 2-Manual Scram Entry Sheets for Licensee B-Maintenance or Test 3-Automatic Scram Event Repcrt (LER)

C-Refueling 4-Continued File (NUREG-0161)

D-Regulatory Restriction 5-Reduced load E-Operator Training &

6-Other Licensing Examination F-Administrative 5

G-Operational Error Exhibit 1-Same Source (Explain)

H-Other (Explain)

MOOPJUN/SCMPFLR L

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= MAIN STEAM SAFETY RELIEF-VALVE CHALLENGES:

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DOCKET ! NO. --

50-416-UNIT 1

COMPLETED BY-T. M. CARTER TELEPHONE (601) 437-2401 q

4

-Date of Occurrence:~

June 18, 1992

~

Plant' Operating Condition:

.Rx Thermal-Power 100%--

RxPressure-(psia)1044.7 Rx Mode 1

J "A

LRx~ Power-(MWE) 1226 Rx Temperatures 523*F-

- Number of<mainsteam line SRVs:-

20 Number o'fiSRVs _affected by event:l 11-Narrative::

e --

On-; June 18,1992, a reactor scram occurred due to loss of EHC fluid pressur'e during maintenance'on EHC fluid. filter.

E he following SRV's-; actuated automatically once:

T

':B21-F0470,2B21-F047A,-B21-F0518, B21-F051A, B21-F051K, B21-F047L, 1

iB21-F051D,-B21-F047H,-B21-F051F,'B21-F047C, and B21-F047G.

l M00PJUN/SCMPFLR.

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