ML20141H685
| ML20141H685 | |
| Person / Time | |
|---|---|
| Site: | University of Missouri-Columbia |
| Issue date: | 10/31/1995 |
| From: | MISSOURI, UNIV. OF, COLUMBIA, MO |
| To: | |
| References | |
| NUDOCS 9708010087 | |
| Download: ML20141H685 (2) | |
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UNIVERSITY OF MISSOURI RESEARCH REACTOR OPERATIONS MONTHLY
SUMMARY
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4 October 1995 Prepared by:
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October 1995 The reactor operated continuously in October with the following exceptions: seven shutdowns for scheduled maintenance and refueling or flux trap changes. There were no unscheduled shutdowns this month.
Major maintenance items for the month included: installing a new Gamma-Metrics source range monitor; replacing the dual scram trip unit for intermediate range channel #2; biennial change-out of control blade offset 'C'; installing a new rhodium detector in the G-4 position; removing the old source range monitor detector and drywell; removing secondary pool heat exchanger bypass valve S 2 and replacing it with a 6 inch bypass line; replacing the shear pin on the outer personnel airlock door.
OPERATION
SUMMARY
HOURS OPERATED THIS PERIOD 669 TOTAL HOURS OPERATED 191,628 HOURS AT FULL POWER THIS PERIOD 663 TOTAL HOURS AT FULL POWER 188,638 INTEGRATED POWER THIS PERIOD 276 MWD TOTAL INTEGRATED POWER 72,748 MWD MAINTENANCE ACTIVITY 10/2/95 Refueled - removed core 95-41, loaded core 95-42.
10/3/95 Shutdown for a flux trap change-out.
10/9/95 Refueled - removed core 95-42, loaded core 95-43.
10/16/95 Refueled - removed core 95-43, loaded core 95-44. Installed new Gamma-Metrics source range monitor; replaced dual scram trip unit for intermediate range channel
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10/23/95 Refueled - removed core 95-44, loaded core 95-45. Biennial change-out of offset 'C'.
10/30/95 Refueled removed core 95-45, loaded core 95-46. Installed new rhodium detector in G 4 position; removed old source range drywell and detector; removed secondary pool heat exchanger bypass valve S-2 and replaced it with a 6 inch bypass line; replaced the shear pin on the outer personnel airlock door.
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