ML20102B259

Annual Summary of Changes,Tests & Experiments Performed at Aerotest Radiography & Research Reactor, for Period Ending 920630

ML20102B259
Person / Time
Site:	Aerotest
Issue date:	06/30/1992
From:	Figueredo D, Simens H AEROTEST OPERATIONS, INC.
To:
Shared Package
ML20102B258	List: ML20102B256 ML20102B259
References
NUDOCS 9207280286
Download: ML20102B259 (4)

Text

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ANNUAL

SUMMARY

OF CHANGES, TESTS AND EXPERIMENTS PREFORMED AT THE AEROTEST RADIOGRAPHY AND RESEARCH REACTOR (ARRR)

DOCKET No. 50-228 FOR THE PERIOD ENDING JUNE 30, 1992 BY W gwim D.' E. FIGUEREDO REACTOR SUPERVISOR APPROVED BY:

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H. G. SIMENS PRESIDENT AEROTEST OPERATIONS, INC.

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SCCTION I PART I -_ CHANGES A. During:the year, in September of 1991 we replaced one graphite _ element with one new stainless steel fuel element. On May fifth and May eleventh'two old_ stainless steel fuel elements were replaced:with two new stainless steel fuel elements.

B. In February we modified the domineralizer system and also replaced the domineralizer pump when the. pump seal failed.

C. The magnet system for the shim control rod was rewired when the existing wire was shorted.

PART II - EXPERIMENTS  ;

No new experiment was performed during the year. The experiments performed in this reporting period were as follows: '

EXPERIMENT NUMBER 114' Neutron radiography performed in the radiography facilities.

116 Irradiation of hydrocarbon activation analysis samples 120 Irradiation of plastic slides impregnated with microscopic quantities of fissionable materials.

124 Irradiation of solid state electronic components to determine radiation damage effects.

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SECTION 11 ARRR MONTHLY OPERATIONS

SUMMARY

DATE OPERATING KILOWATT ACCUMULATED EXPERIMENTS UNSCHEDULED HOURS HOURS kw HOURS & IRRADIATIONS SHUTDOWNS 7-91 245 61283 8001076 7 3 8-91 225 56357 8057433 7 4 9-91 236 59113 8116546 3 1 10-91 299 74690 8191236 5 0 11-91 250 62590 8253826 1 1 12-91 241 59886 8313712 0 0 1-92 208 52085 8365797 1 4 2-92 218 54550 8420347 1 0 3-92 214 53512 8473859 1 0 4-92 180 45040 8518899 0 1 5-92 175 43611 8562510 0 0 6-92 214 53427 8615937 2 2 TOTALS 2707 676144 8615937 28 16 l

l ARRR UNSCIIEbelED POWER REDUCTIONS TYPE OF SCRAM CilANNEL AFFECTED Oper. Barth 11 0

1. Date Auto Man. Spur. Error Cal 1 2 3 4 Quake 2 Comments 1 7/1/91 X no indication-spur. fast 2 7/20/91 X X spur. fast 3 7/20/91 X X X ipper shutter 4 8/9/91 X X upper shutter 5 8/9/91 X X upper shutter 6 8/9/91 X 7 V12/91 X X upper shutter X X 90%high volt.

8 9/27/91 X X chan. 3 high 9 11/8/91 X X spur, fast 10 1/16/92 11 1/20/92 X X spur. fast X spur, fast 12 1/23/92 X X spur. fast 13 1/29/ 9 2 X X spur, high 14 4/2/92 X 15 6/2/92 X X spur. fast X X spur. 3 high 16 6/16/92 I

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