ML20138A823: Difference between revisions
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REVISED NARRATIVE | REVISED NARRATIVE | ||
==SUMMARY== | ==SUMMARY== | ||
OF MONTHLY OPERATING EXPERIENCE August 1985 August 1 | OF MONTHLY OPERATING EXPERIENCE August 1985 August 1 The Station was in Operational Mode 1 with reactor power through at a nominal 100 percent. | ||
August 29 | Reactor Coolant System was at August 28 normal operating pressure and temperature. | ||
August 30 | August 29 At 1250 hours a reactor trip / safety injection occurred due to a loss of instrument air caused by a broken line on the instrument air dryer. | ||
An unusual event was declared at 1300 hours. | |||
Notification to NRC and others required by the Emergency Plan were made. At 1315 hours the unusual event was terminated. | |||
August 30 Plant cooldown was in progress with the Unit entering through Mode 4 at 0332 hours on the 30th and Mode 5 at 0017 hours August 31 on the 31st. | |||
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B5121%$ | B5121%$ h PDR R | ||
PDR | 1 | ||
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Latest revision as of 20:14, 11 December 2024
| ML20138A823 | |
| Person / Time | |
|---|---|
| Site: | Beaver Valley |
| Issue date: | 08/31/1985 |
| From: | DUQUESNE LIGHT CO. |
| To: | |
| Shared Package | |
| ML20138A815 | List: |
| References | |
| NUDOCS 8512120120 | |
| Download: ML20138A823 (1) | |
Text
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REVISED NARRATIVE
SUMMARY
OF MONTHLY OPERATING EXPERIENCE August 1985 August 1 The Station was in Operational Mode 1 with reactor power through at a nominal 100 percent.
Reactor Coolant System was at August 28 normal operating pressure and temperature.
August 29 At 1250 hours0.0145 days <br />0.347 hours <br />0.00207 weeks <br />4.75625e-4 months <br /> a reactor trip / safety injection occurred due to a loss of instrument air caused by a broken line on the instrument air dryer.
An unusual event was declared at 1300 hours0.015 days <br />0.361 hours <br />0.00215 weeks <br />4.9465e-4 months <br />.
Notification to NRC and others required by the Emergency Plan were made. At 1315 hours0.0152 days <br />0.365 hours <br />0.00217 weeks <br />5.003575e-4 months <br /> the unusual event was terminated.
August 30 Plant cooldown was in progress with the Unit entering through Mode 4 at 0332 hours0.00384 days <br />0.0922 hours <br />5.489418e-4 weeks <br />1.26326e-4 months <br /> on the 30th and Mode 5 at 0017 hours1.967593e-4 days <br />0.00472 hours <br />2.810847e-5 weeks <br />6.4685e-6 months <br /> August 31 on the 31st.
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B5121%$ h PDR R
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