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  • Users: mechmaj
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  1. mechmaj

    Load necessary to lift pipeline

    Dear Friends, I want to know how can i estimate the crane capacity necessary to lift a pipeine. Our project is to lift a pipeline (on sleeper) and put some supports to increase the elevation about 500mm. Now, I want to calculate the necessary ifting force (Crane Capacity). The line is 24" sch160...
  2. mechmaj

    interpolation from a curve in excel

    dear friends, I have a curve, but i have not any formula or function, how can i find a good fitting function and extract new data from this curve. for example: from a curve we can find that: f(a1)=b1 f(a2)=b2 f(a3)=b3,... then f(x)=? Thank you,
  3. mechmaj

    silencer self noise

    When we shall consider to use a vent silencer to reduce the noise created by venting steam to the atmosphere, the pressure drop due to silencer will create a noise. can anyone say how can we calculate silencer self noise? thank you
  4. mechmaj

    "noise estimation"

    Hi, when steam vented from a safety valv, we can estimate the noise level using the VDMA or API formulas, but how can we estimate the noise level in each frequency octave. Thank you.
  5. mechmaj

    "swimming pool installation design"

    Hi Friends! Can anybody tell me good references for design a complete system of a roofed swimming pool mechanical installations such as: sizing, water heating, filtering, distribution,general desin factors... Thank you all in advance.
  6. mechmaj

    pressure test of pipeline

    Hi, Is that any reference about testing the pipeline by air instead of hydrostatic test. Regards,

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