help swmm 5 flow

hi

I want to model the behavior of wastewater with SWMM, the problem is that I do not know how to introduce the flow in each pipe. I introduced my data in initial flow and max flow but in the profiel plot _ I get empty pipes please help me

Fatima

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  • The shortest link in your model is controlling the time step, I just picked 10 seconds as it was closer to the average time step in your model

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  • and why 10 second exactly and not another value?

  • 3293133660?profile=RESIZE_1024x1024Hi

    after modeling pipes the result is the following but there is a problem at some junctions as  CH8 and CH13 the water level is very high as we see how I can solve this problem please

     

    • Hi, You were using the kinematic wave solution, if you use the dynamic wave solution, a ten second time step and Keep as a routing option the depths will be better at those two nodes.  You also have a lot of entrance and exit losses - maybe lower losses will be better.

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  • 3293136323?profile=RESIZE_1024x1024

    how can I have a legend of SWMM as shown in the picture ie the  detailed about each conduit and each junction

    • No, you cannot, the HGL plots of SWMM 5 are limited

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  • Hi Again,

    If you have only one flow value and no time series, enter the flow value either as a baseline flow or a dry weather flow.  The flow into the node is the sum of the inflow time series, the baseline flow + the dry weather flow but you do not need a time series

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    • hi 

      okey think you

      but I do not know how to differentiate between that baseline flow and a dry weather flow?

      • thank  you a lot  

      • It seems as if your flow is a baseline flow, so I would just you the baseline option in your case.

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