ML20054L303

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Notifies That Full Operational Status of Class a Model Delayed Due to Hardware & Software Interface Difficulties. New Full Operability Date Including Completion of Operator Training Is Anticipated to Be 820837
ML20054L303
Person / Time
Site: Farley  Southern Nuclear icon.png
Issue date: 07/01/1982
From: Clayton F
ALABAMA POWER CO.
To: Varga S
Office of Nuclear Reactor Regulation
References
RTR-NUREG-0737, RTR-NUREG-737 NUDOCS 8207070367
Download: ML20054L303 (2)


Text

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M;tling Addr:ss

. Alabama Power C;ompany 600 North 18th Street l

Post Office Bon 2641 Oarmmgham Alabama 35291 Telephone 205 783-6081 F. L. Clayton, Jr.

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AlabamaPower g

tre uwnn ekttic system July 1, 1982 Docket No. 50-348 50-364 1

Director, Nuclear Reactor Regulation i

U. S. Nuclear Regulatory Commission i

Washington, D. C.

20555 Attention:

Mr. S. A. Varga Joseph M. Farley Nuclear Plant - Units 1 and 2 NUREG-0737, Item III.A.2 Gentlemen:

In accordance with provisions of letter dated December 22, 1981, Alabama Power Company stated that a Class A model [ Emergency Dose Calculational Model (EDCM)] would be operational by July 1, 1982.

Due to unexpected hardware and sof tware interface diffi-culties, full operational status for Alabama Power Company's Class i

A model has been delayed.

Currently all required sof tware design and hardware installation has been completed for the EDCM.

The EDCM system consists of the following modules:

1.

Data Acquisition 2.

Isotopic Data Calculation 3.

Plume Processing 4.

Emergency Dose Calculation, Reporting and Graphics Each module consists of several software units.

All EDCM system sof tware has been coded and is in the process of unit testing.

Module and system testing has not yet been completed, however, puff l

model plumes are capable of being generated at this time.

A manual calculational model is incorporated into the present Emergency Plan l

and appropriate plant personnel are trained in its use.

r207070367 820701 PDR ADDCK 05000348 l

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Mr. S. A. Varga July 1, 1982 Director, Nuclear Reactor Regulation Page 2 U. S. Nuclear Regulatory Commission In the event of an emergency, the Class A model could provide information (radiation monitor readings, meteorological tower data, etc.) to plant personnel.

The new full operability date (which includes completion of operator training) is now anticipated to be August 31, 1982.

If you have any questions, please advise.

Yours very tr 1,

U-b F. L. Clayton, Jr.

I FLCJ r/ JAR : Ish-D17 cc:

Mr. R. A. Thomas Mr. G. F. Throwbridge Mr. J. P. O'Reilly Mr. E. A. Reeves Mr. W. H. Bradford l

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