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Recent content by pandora

  1. pandora

    Project Management vs. Construction Management

    Guys, I'm going to go a step further and suggest you google (or other search engine" the "Dynamic Baseline Model". It suggests that there should be 4 project managers. That seems a bit simple and there is not enough space to explain the whole concept here. Let it suffice that as projects go...
  2. pandora

    Project Management Software

    rjung, For your original question look up WBSPro and Pert Chart Expert by Critical Tools. They work, they integrate into MS Project and they are better than most things out there.
  3. pandora

    Highly Exothermic Reaction Temperature Control

    Camarena, If you are still looking for a heat exchanger try looking at the Platular(TM). It is a half way house between a plate and the tube&shell. They may be able to give you what you want. www.chemicals-technology.com/ contractors/heattransfer/barriquand/
  4. pandora

    Rupture Disc Blow off

    Montemayor, Got to back you to the hilt. If the bursting discs are failing that often then the system is not designed/operated correctly. A bursting disc should never be used in anger, or that is how I try to design a plant. Find the root cause, or someone will have put in an incorrectly...
  5. pandora

    safe distance from a steam pipe that ruptures

    LuizSouza, The author of the book in question is Trevor Kletz. He has also produced many other great safety books. Hacksaw is right, it pays to be a little scared of steam, because one thing Trevor Kletz points out in an early book is that the single most dangerous chemical we use is...
  6. pandora

    Safety Critical

    swtmoon, Some good comments here, especially from IRstuff. A bit more of a help might be to check out two things. One is IEC61508 (or IEC61511, which applies to the chemical industry). This sets out semi-quantitative methods for assessing "safety critical" systems, using a fault tree type...
  7. pandora

    Thermal Relief Valve Issue

    processfm, Don't forget to cover the case where the pipe is blocked in for a whole day for calculating the heat input. Thermal expansion of liquids can produce "unexpected" pressures, but the relief valves also tend to be very small. pandora

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