ML19289F814
| ML19289F814 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 04/02/1979 |
| From: | Office of Nuclear Reactor Regulation |
| To: | |
| References | |
| OLS-790402-5, NUDOCS 7906200045 | |
| Download: ML19289F814 (13) | |
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1500 hours0.0174 days <br />0.417 hours <br />0.00248 weeks <br />5.7075e-4 months <br /> i hv ? % 4 a I_! O, April 2, 1979 1
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No significan: Loose Parts noises have been detected at the bottos swi top of the reactor vessel and tcp and bottc=
qi stem.;c ne rat o rs.
Primary Coolant pressure fluctuations have been cbsen'ed with the fellMng characteristics:
1)
Increwe and decreases of reactor coolant system pressure nc.Ise were noted with nornab erating incrasses and decreuss in reacter coolant systco pressura.
- 2) The peak sagnitude of the ree.ctor cool 2nt system pressure fluc teation increased 10 magnitude over a period of 13
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hours "reichtng a.axiru:n typical value __.of 33 psig peak.to-pen aith the maxirram cbserved excursion of 127 pMg peak-to-cul fer tha hactor Ceolant t.eu p A" p r e s sur e s igna l.
Us0 C'f pital fed t0 peah fluctUdtiCn fcr the Reactor Coolant Lccp "3" pressure was 3 PSI and the maxi.sm peak to peak v.siae surved >ver a - heur period.zas 3.5 ?si peak-to-peak.
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