ML20034H736
| ML20034H736 | |
| Person / Time | |
|---|---|
| Site: | Grand Gulf  |
| Issue date: | 03/15/1993 |
| From: | Cottle W ENTERGY OPERATIONS, INC. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| Shared Package | |
| ML20034H737 | List: |
| References | |
| GNRO-93-00030, GNRO-93-30, NUDOCS 9303190379 | |
| Download: ML20034H736 (2) | |
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- March 15,--1993
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U.S. Nucle'ir-Regulatory Commission Mail ~ Station'P1-137 Washington, D.C.;20555 Attention:
Document Control Desk 4
SUBJECT:
Grand Gulf Nuclear Station L
Unit 1 Docket No. 50-416 License No. NPF-29 Monthly Operating Report GNRO-93/00030 i
Gentlemen:
i
.i In accordance with the requirement of. Technical Specification <
f 6.9.1.10,~ Entergy Operations is providing the' Monthly Operating Report.
'for Grand' Gulf = Nuclear' Station Unit 1 for February 1993..
't
-It has been found recently. that the " net electrical; energy generation" data for the : years of' 1990 and 1991 and the month.'of January 1992 as p
reported ^ to the?NRC are not. consistent with the' existing. correct i Linterpretation of the definition.
During ~ 1990, 1991 J and ; January: 1992,1 ' Entergy L Operations 7: reported
~
~ negative net ~ generationE for outages ~ orJ startups/ shutdowns.
.'The--
h, reporting of negative numbers resulted from switching sources for' data..
' collection.
Previously GGNS had used switchboard logs,'but chose'to.
- switch-to the computerized. data acquisition system" maintained;by.the.
system dispatcher for better Laccuracy.
' Thisi system ' automatically' accounted for negat3ve' net generation values.
Cumulative Electrical Energy Generation is corrected below:
E Value' Previously Corrected.
Report Value Year (MWe-h)
(MWe-h) 1990 41,141,999 41,160,124
-1991 50,260,715
~50,293,057
~
1992 58,431,863-58,4'67,924 g
vn I
3190 30 6
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. Marcli 15, 1993-
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'GNRO-93/00030 Page 2 of 3
. Capacity. Factors are also affected by this correction.
The corrected year end results are reported below.
Previously Reported corrtctal Year
.lalue (%)
Value f%)
Unit Capacity Factory (Using MDC Net )
1990 74.0 74.2 1991 91.1 91.2 Unit Capacity Factor (Using DER Net) 1990 67.6 67.8 1991 83.3 83.4 If you have any questions or require additional information, please contact this office.
Yours truly,
@ YW WTC/TMC/cg attachments:
1.
Operating Status 2.
Average Daily Power Level 3.
Unit Shutdown and Power Reduction cc:
Mr. R. H. Bernhard-(w/a)
Mr.
D. C. Hintz (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 4
U.S. Nuclear Regulatory' Commission Region II 1~01 Marietta St.,
N.W.,
Suite 2900 Atlanta, Georgia 30323 Mr.
P. W. O'Connor, Project Manager Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Mail Stop 13H3 Washington,-D.C. 20555 I