Day: November 6, 2017

Computational Methods for the SWMM5 Model in InfoSWMM and InfoSWMM SA

Computational Methods for the SWMM5 Model in InfoSWMM and InfoSWMM SA

InfoSWMM and InfoSWMM SA is a physically based, discrete-time simulation model. It employs principles of conservation of mass, energy, and momentum wherever appropriate. This section briefly describes the methods InfoSWMM and InfoSWMM SA uses to model stormwater runoff quantity … Read the rest

How to use Transects in InfoSWMM and InfoSWMM SA

How to use Transects in InfoSWMM and InfoSWMM SA

Transects refer to the geometric data that describe how bottom elevation varies with horizontal distance over the cross section of a natural channel or irregular-shaped conduit. The following figure displays an example of a transect for a natural channel.

Each transect … Read the rest

2D Simulation Options from InfoWorks ICM in InfoSWMM and InfoSWMM SA

2D Simulation Options from InfoWorks ICM in InfoSWMM and InfoSWMM SA

If you have an InfoSWMM 2D license and you have set up your model with all of the necessary 2D elements and parameters, you can enable the 2D Simulation option. You must also set the 2D simulation options to … Read the rest

Rules for using the NRCS (SCS) Dimensionless Unit Hydrograph Method in InfoSWMM and InfoSWMM SA

Rules for using the NRCS (SCS) Dimensionless Unit Hydrograph Method in InfoSWMM and InfoSWMM SA

A unit hydrograph is defined as the direct runoff hydrograph resulting from a unit depth of excess (effective) rainfall produced by a storm of uniform intensity and specified duration. Unit hydrographs could be natural or … Read the rest

Infiltration in InfoSWMM and InfoSWMM SA for Horton, Green Ampt and Curve Number Options

Infiltration in InfoSWMM and InfoSWMM SA for Horton, Green Ampt and Curve Number Options

Infiltration is the process of rainfall penetrating the ground surface into the soil over the pervious areas of Subcatchments.

InfoSWMM H2OMap SWMM InfoSWMM SA offers three choices for modeling infiltration:

Horton’s Equation

This method is based … Read the rest

Introduction to the Methodology of Creating a Model using InfoSWMM or InfoSWMM SA

Introduction to the Methodology of Creating a Model using InfoSWMM or InfoSWMM SA

InfoSWMM and InfoSWMM SA is a comprehensive GIS-centric, highly advanced hydrologic, hydraulic, and water quality simulation model that could be used for the management of urban stormwater and wastewater collection systems. InfoSWMM and InfoSWMM SA represents the … Read the rest

How to Use the Clark Unit Hydrograph Method in InfoSWMM and InfoSWMM SA

How to Use the Clark Unit Hydrograph Method in InfoSWMM and InfoSWMM SA

Clark’s method derives a unit hydrograph by explicitly representing the processes of translation and attenuation, which are the two critical phenomena in transformation of excess rainfall to runoff hydrograph. Translation refers to the movement, without storage, of … Read the rest

How to Use the Powerful Scenario Management in InfoSWMM and InfoSWMM SA

How to Use the Powerful Scenario Management in InfoSWMM and InfoSWMM SA

The Scenario Explorer is an essential feature that enables the user to create, edit, modify, run, and compare any number of “what if” modeling scenarios with little extra effort. InfoSWMM H2OMap SWMM InfoSWMM SA ‘s … Read the rest

How to Use External Inflow in InfoSWMM and InfoSWMM SA using the Current SWMM5 Engine

How to Use External Inflow in InfoSWMM and InfoSWMM SA using the Current SWMM5 Engine

The External page on the Inflows Editor dialog is used to specify time series of direct external inflow and pollutant inflows entering a node of the drainage system.

To initiate the External Inflow editor, do … Read the rest

How to model Natural Groundwater (NG) interflow in InfoSWMM and InfoSWMM SA using the SWMM5 Engine

How to model Natural Groundwater (NG) interflow in InfoSWMM and InfoSWMM SA using the SWMM5 Engine

The Groundwater Editor dialog is used to specify the groundwater property of a Subcatchment. It is used to link a Subcatchment to both an aquifer and to a node of the drainage system that … Read the rest

How to Use Database Tools for InfoSWMM and InfoSWMM SA- Including Critical Model Recovery (CMR)

How to Use Database Tools for InfoSWMM and InfoSWMM SA- Including Critical Model Recovery (CMR)

The database tools submenu is provided to assist the user in database management. InfoSWMM H2OMap SWMM InfoSWMM SA project is grounded upon the linkage between graphical network representation and external databases. Unfortunately, the data contained … Read the rest

The Connections between Innovyze Products InfoSWMM, InfoWorks_ICM and InfoSWMM SA and SWMM5

The Connections between Innovyze Products InfoSWMM, InfoWorks_ICM and InfoSWMM SA and SWMM5

The relationship between the Various InfoSWMM H2OMap SWMM InfoSWMM SA Versions and SWMM5

The relationship between ICM, ICM SE, InfoSWMM, InfoSewer, H2OMap Sewer, and SWMM5. InfoSWMM can import H2OMap SWMM, SWMM5… Read the rest

How to Use the Query Summation Report Tool in InfoSWMM and InfoSWMM SA

How to Use the Query Summation Report Tool in InfoSWMM and InfoSWMM SA

The Query Summation Report may be used in conjunction with DB Queries to determine and evaluate the different attributes associated with the InfoSWMM H2OMap SWMMInfoSWMM SA data elements (Subcatchments, Junctions, Outfalls, Dividers, Storage Units, Conduits, Pumps, Orifices, … Read the rest

InfoSWMM SA Tools Menu and How They Help You create Networks for Modeling

InfoSWMM SA Tools Menu and How They Help You create Networks for Modeling

Tools Menu – This menu contains the basic tools of InfoSWMM SA that allow you to run the simulation and report the results. The basic modeling and analysis tools are incorporated into the Tools Menu.

Connectivity Menu

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Dynamic Wave Routing Options in InfoSWMM and InfoSWMM SA for the EPA SWMM 5 Engine

Dynamic Wave Routing Options in InfoSWMM and InfoSWMM SA for the EPA SWMM 5 Engine

The Dynamic Wave page of the Simulation Options dialog, shown below, sets several parameters that control how the dynamic wave flow routing computations are made. These parameters have no effect for the other flow routing … Read the rest

Flow Classification Summary Report for Links in InfoSWMM and InfoSWMM SA

Flow Classification Summary Report for Links in InfoSWMM and InfoSWMM SA

The flow classification summary report is available only if the flow routing option used is dynamic wave. This report summarizes the flow regimes experienced by all or selected conduits in the system.

The following variables are displayed on the … Read the rest

How to Use EPA SWMM 5 Water Quality Washoff and Buildup Features

EPA SWMM 5 Water Quality

SWMM5 water quality can simulate the generation, inflow and transport of any number of user-defined pollutants. Required information for each pollutant includes:

1 pollutant name
2 concentration units (i.e., milligrams/liter, micrograms/liter, or counts/liter)
3 concentration in rainfall
4 concentration in groundwater
5 concentration in
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Hydrogen Sulfide, Corrosion and BOD5 Modeling in InfoSWMM and InfoSWMM SA

Hydrogen Sulfide, Corrosion and BOD5 Modeling in InfoSWMM and InfoSWMM SA

The control of odorous gases and the corrosion of sewers are the two most important problems in operating wastewater collection systems. Evaluation of existing or potential odor or corrosion problems, and identification of where such problems will occur is, … Read the rest

Setting Controls For The Pumps and Orifices for the SWMM5 Engine in InfoSWMM and InfoSWMM SA

Setting Controls For The Pumps and Orifices for the SWMM5 Engine in InfoSWMM and InfoSWMM SA

Using InfoSWMM H2OMap SWMM InfoSWMM SA , 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 … Read the rest

Pump Summary Report for better Model Output Analysis in InfoSWMM and InfoSWMM SA

Pump Summary Report for better Model Output Analysis in InfoSWMM and InfoSWMM SA

The Pump Summary report table presents a summary of some pump result variables that could assist the modeler to easily analyze the drainage system.

The following variables are displayed on the pump summary report for all or … Read the rest

Scenario Explorer – Data Set Tab for Future and Alternate Scenarios in InfoSWMM and InfoSWMM SA

Scenario Explorer – Data Set Tab for Future and Alternate Scenarios in InfoSWMM and InfoSWMM SA

A data set is one of the three components that comprise a scenario. Data sets provide the capability to copy data (database information) in the active model and store that information separate from the … Read the rest

SWMM5 Conversion – Subcatchments from SWMM 5 in InfoWorks ICM

SWMM5 Conversion – Subcatchments from SWMM 5 in InfoWorks ICM

Information from the following sections of the SWMM5 project file are imported to InfoWorks ICM Subcatchment objects:

[SUBCATCHMENTS]

[POLYGONS]

[SUBAREAS]

[INFILTRATION]

[HYDROGRAPHS]

[RDII]

[SUBCATCHMENTS] Section

SWMM5 [SUBCATCHMENTS] are imported as InfoWorks ICM Subcatchments.

Geometry of the Subcatchment boundary is … Read the rest

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