Importing Diameters into #H2OMAP SWMM and #InfoSWMM
The current option for showing closed conduit diameters in both H2OMAP SWMM and InfoSWMM is controlled by the Tools/Preferences dialog option Sewer Interface (Figure 1). The diameter for the closed conduits is shown in feet or meters in the DB table (Figure 2) … Read the rest
San Diego Modified Rational Formula in InfoSWMM
Subject: San Diego Modified Rational Formula
San Diego Modified Rational Formula
The Rational method is a widely used technique for estimation of peak flows from urban and rural drainage basins (Maidment 1993; Mays 2001).
Stormwater modeling applications such as the design of detention … Read the rest
The Junction inlet data table stores information regarding the inlet at the junction node. Refer to the section on inflow editor for more information on these input data. The following table shows the whole first row of the DB Table on separate rows in the image.
… Read the rest
The key problem discussed here is to keep the Force Mains full or d/D equal to 1 when the pumps turn on
The key problem discussed here is to keep the Force Mains full or d/D equal to 1 when the pumps turn on, it is sometimes difficult to get … Read the rest
SWMM 5 uses the method of Successive under-relaxation to solve the Node Continuity Equation and the Link Momentum/Continuity Equation for a time step. The dynamic wave solution in dynwave.c will use up to 8 … Read the rest
Subject: What are the Units for the six St. Venant Flow Terms in SWMM 5 and InfoSWMM?
The new flow (Q) calculated at during each iteration of time step as
(1) Q for the … Read the rest
The purpose of this blog of note is to show how one may extract information from the SWMM 5 or #InfoSWMM RPT file and import the Excel File as a feature in InfoSWMM. This blog has an … Read the rest
Showing Multiple Link Attributes in InfoSewer
This blog shows how to display multiple link parameters.
The 1st method would be to use Arc Map Layer properties and label multiple parameters for each gravity main or force main. The image below shows and example and here is the code inside of … Read the rest
This is a copy from SWMM200o.com as a backup for the future
I want to import ArcGIS data into SWMM. How can I do this? If possible I want to include SWMM into ArcGIS as add-in, any … Read the rest
Components Of Genetic Algorithms in #InfoSWMM
Standard genetic algorithms involve three basic functions: selection, crossover, and mutation. Each function is briefly described below.
Selection – Individuals in a population are selected for reproduction according to their fitness values. In biology, fitness is the number of offspring that survive to reproduction. … Read the rest
InfoSewer/Pro conceptualizes a sewer collection network as a collection of links connected together at their endpoints, called nodes. The nodes represent manholes, wet-wells, and outlets while the links represent pipes and pumps. The sewer system can be of any topological configuration and can contain multiple loops and outlets.… Read the rest
Example 8. Combined Sewer Systems
This example demonstrates how to model systems that convey both sanitary wastewater and stormwater through the same pipes. Systems like these are known as combined sewer systems and are still quite common in older communities and cities. During periods of moderate to heavy rainfall the … Read the rest
Setting Controls For The Pump and Orifice
Using H2OMap SWMM , you may control the operational status of pumps and flow regulating structures by specifying their initial status, using the simple control rule, or using the RTC rule functionality. You will utilize all these three features to set the operational … Read the rest
The purpose of the quality model is to simulate pollutant loading and buildup, washoff, as well as individual domestic, commercial and industrial contributions, and transport. Seven different types of quality analyses can be carried out by InfoSewer/Pro and are explained below.
InfoSewer/Pro can effectively simulate the … Read the rest
A Visual Look at a series of Hazen Williams friction loss HW Force Mains in #InfoSWMM and #SWMM5. All of these graphs were made in the advanced graphical tools of InfoSWMM.
The figures show the progress of the water downstream along with comments on individual terms. Here is the list … Read the rest
Here is a graphical view of the nonlinear runoff processes in InfoSWMM and SWMM5:
1. Three runoff surfaces
a. Impervious with Depression Storage
c. Impervious without Depression Storage
2. Slope (same for all runoff surfaces)
3. Width or the Dimension of the Subcatchment (same for all runoff surfaces)… Read the rest
How are the Soil and Subcatchment Tables Used in InfoSWMM and H2OMap SWMM?
If the soil is not present in the subcatchment its field can be left blank or the coverage value could be set to zero. How are the Soil and Subcatchment Tables used in InfoSWMM
Note: How are … Read the rest
Note – these are the steps I took to add the GUI code for SWMM 5.1.011 to my newer Delphi XE7. SWMM 5 GUI uses Delphi XE2
CONTENTS OF SWMM51011_GUI.ZIP
This archive contains source code for the Windows graphical user
interface portion of Version 5.1.011 of the Storm Water … Read the rest