#INFOSWMM, Force Mains, InfoSWMM, SWMM5, Venant

An Example of the Importance of the Term DQ4 in the SWMM 5 St Venant Solution

/ #INFOSWMM, Force Mains, InfoSWMM, SWMM5, Venant
Subject:   An Example of the Importance of the Term DQ4 in the SWMM 5 St Venant Solution

The four terms are are used in the new flow for a time step of Qnew:

Qnew = (Qold – dq2 + dq3 + dq4) / ( 1 + dq1)
when the force
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