Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

Register Log in
  • Congratulations TugboatEng on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. robotengineer

    Source of Cobalt in BWR

    All I'm looking for ways to determine the source of cobalt in BWR without replacing all the stellite. It seems the plants in the US have a wide range of cobalt values with big differences in personnel exposure as indicated by BRAC. Does anyone know which LWR's have tracked down cobalt sources...
  2. robotengineer

    Loss of coblat from stellite components

    Thanks I'm trying to track down the source of elemental cobalt in power plant feedwater. The water is super clean (0.2 usiemens), low O2, 250-350F,and sub ppm So4, Cl, Cu and Na ~ 1 ppm Fe. Water is sent to a nuclear reactor where the Co containing sludge is activated by neutrons causing...
  3. robotengineer

    Internal Pipe Cleaning

    Thanks in advance I'm lookiing for a method of removing accumulated scale and sludge form pipe walls/branches in a nuclear plant where removal from service is impossible (one outage/2 years), chemicals canot be used (conductivity is 0.2 microsiemens) and access to the internals to hydrolaze or...
  4. robotengineer

    COnstant gas velocity

    THanks in advance,<br> Is any work being done on technology to maintain a constant velocity of charge as air/fuel pases valves on an intake charge. The advantages on combustion chamber design are well known, and attempts to minimize the turndown ratio along the whole rpm range have been feeble...
  5. robotengineer

    Silica removal in presence of boron

    Thanks in advance<br> I'm looking for any information re: removal of silica (as SIO2) reactive or non reactive in the presence of boron leached from boraflex materials in fuel pools. Have heard that some mining companies have had sucess using specialized adsorbants.<br> Any help<br> Regards
  6. robotengineer

    Removal of Silica in the presence of Boron

    Thanks all,<br> I've heard rumors from time to time, of success removing silica in the range of 5ppb to 50 ppm in the presence of boron, which is usually leached from boroflex.structural components.<br> Any experience, citations?<br> Thanks

Part and Inventory Search

Back
Top