Recent content by tucker240

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  1. T

    Pressure drop in a pipe, wildly different results

    Makes sense, there definitely isn't an edit button next to Quote at the minute. I do understand the expressions are mathematically equivalent, which is why it I didn't notice the mistake. Somehow Excel is evaluating them differently.
  2. T

    Pressure drop in a pipe, wildly different results

    But seriously how do you edit a post? I can't find a button for it and it is driving me mad
  3. T

    Pressure drop in a pipe, wildly different results

    Man, thank you, Excel is kicking my ass - pi()*D^2/4 is not the same as pi()*(D^2)/4. I had also dropped down to roughness of 5E-6 to try the bottom end of the roughness scale for drawn tubing. I definitely appreciate that ^. Someone shared with me their answer for the loop is 11psi and this...
  4. T

    Pressure drop in a pipe, wildly different results

    I apologize I don't know how to edit a post. I didn't mention the friction factor I used in in the above is is fD = 0.019. It's probably more like 0.0175. The 0.019 is an accidental carryover from using the Moody Chart for the same problem using 1.5" pipe. But yeah, is it possible to edit your...
  5. T

    Pressure drop in a pipe, wildly different results

    Hi all, firstly I apologize if I am asking this in the wrong place. I am thankful for any guidance I can receive on this. I have been studying over pressure drops in pipes, and in some cases get wild answers in comparison to when I try to use a canned online-calculator. By hand I've checked...
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