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  • Users: lewist57
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  1. lewist57

    Recommendations for water hammer software?

    Any recommendation for water hammer software for closed industrial piping systems? We are looking at AFT Impulse, but want to hear any real world experience and recommendations. Thanks.
  2. lewist57

    Caesar II capabilities to model pipe hanger failure

    Simple question: Can Caesar II model the loss of pipe hanger, which causes a pipe section to drop, generating forces on an elbow without FEA add-ons? And I assume this would be a dynamic analysis, could it predict the amount the pipe would drop due to the loss of the hanger?
  3. lewist57

    Pipe stress analysis and work hardening of wrought copper elbow

    A 90 deg wrought copper elbow had a full circumferential break in the middle of the elbow following the sudden loss of a piping hanger. It has been proposed that the wrought copper elbow had experienced work hardening due to low cycle stresses induced by the copper pipe being too flexible and...
  4. lewist57

    Basic questions about steam distribution layout

    Here are some basic, but not necessarily simple, questions about the design and layout of steam distribution systems (for non-power applications), from the building level, to plant level, to campus level: 1) It is my experience that virtually all steam distribution systems are "branching" or...
  5. lewist57

    References for steam pressure drop formulas

    Most of the popular fluid flow and thermodynamic references do not directly address how to calculate pressure drop in piping systems by steam (saturated, superheated, two phase, etc). Can readers provide references to their favorite formulas for estimating pressure drop of steam in piping...

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