wasp7 course introduction to the wasp interface. watershed & water quality modeling technical...

WASP7 Course

Introduction to the WASP Introduction to the WASP InterfaceInterface

WASP 7 Course

Watershed & Water Quality Modeling Technical Support CenterWatershed & Water Quality Modeling Technical Support Center

Introduction to WASP InterfaceIntroduction to WASP Interface

Input File Control

Run Simulation

Input Data Specification

Import Network

Output Control

WASP 7 Course


Create New WASP Input FileCreate New WASP Input File

1. Creates a blank WASP Input File (wif).

2. Save button will be activated. Press save and specify name and directory for the new input file (e.g., CSTR Test.wif).

WASP 7 Course


Open Existing WASP Input FileOpen Existing WASP Input File

Browse and select an existing Wasp Input File

WASP provides a listing of *.wif in the current directory.

WASP 7 Course


WASP Input Data CategoriesWASP Input Data Categories

1.1. Simulation ControlSimulation Control

2.2. Time StepTime Step

3.3. Print IntervalPrint Interval

4.4. Segment PropertiesSegment Properties

5.5. System PropertiesSystem Properties

6.6. Parameter SwitchesParameter Switches

7.7. ConstantsConstants

8.8. LoadingsLoadings

9.9. Kinetic Time FunctionsKinetic Time Functions

10.10. Dispersive ExchangesDispersive Exchanges

11.11. Advective FlowsAdvective Flows

12.12. Boundary ConcentrationsBoundary Concentrations

1 2 3 4 5 6 7 8 9 10 11 12

WASP 7 Course


Simulation ControlSimulation Control– Description and

Comments– Model Type– Simulation Start Date

& Time– Non Point Source

Linkage– Hydrodynamic Option

and Linkage– Restart Option– Bed Volume Option– Time Step Option– Negative Solution

Option

WASP 7 Course


Time StepTime Step

Duration of simulation Duration of simulation and calculation time and calculation time steps, in dayssteps, in days

WASP 7 Course


Print IntervalPrint Interval

Output print intervals, Output print intervals, in daysin days

WASP 7 Course


Segment Properties - GeometrySegment Properties - Geometry

Segments Tab: Segments Tab: Spatially-Variable Physical PropertiesSpatially-Variable Physical Properties

WASP 7 Course


Segment Properties - ParametersSegment Properties - Parameters

Parameters Tab: Parameters Tab:

Values for Spatially-Variable Environmental Properties or Model Values for Spatially-Variable Environmental Properties or Model CoefficientsCoefficients

NoteNote – to be used in a simulation, parameters must be enabled under the – to be used in a simulation, parameters must be enabled under the Parameter Control button Parameter Control button

WASP 7 Course


Segment Properties – Segment Properties – Initial ConcentrationsInitial Concentrations

Initial Concentrations Tab:Initial Concentrations Tab:

Concentrations of each state variable Concentrations of each state variable (system) at beginning of simulation(system) at beginning of simulation

WASP 7 Course


Segment Properties – Segment Properties – Fraction DissolvedFraction Dissolved

Fraction Dissolved Tab:Fraction Dissolved Tab:• Fraction of total constituent concentration that is Fraction of total constituent concentration that is

dissolved. dissolved. • Dissolved fractions for solids Dissolved fractions for solids mustmust be set to 0. be set to 0. • Dissolved fractions for toxicants do not need to be Dissolved fractions for toxicants do not need to be

reset.reset.

WASP 7 Course


SystemsSystems

System (state variable) properties and controls:System (state variable) properties and controls:• Switch to simulate or bypass state variablesSwitch to simulate or bypass state variables• Switch to select particulate transport fields (for silt, sand, and Switch to select particulate transport fields (for silt, sand, and

organic solids)organic solids)• Solids particle densities (g/mL)Solids particle densities (g/mL)• Maximum allowable concentrationsMaximum allowable concentrations• Boundary and loading scale factorsBoundary and loading scale factors

WASP 7 Course


Parameter ControlParameter Control

Parameter Controls:Parameter Controls:• Switch to turn on parameters for the simulationSwitch to turn on parameters for the simulation• Scale factors to adjust parameter values for all Scale factors to adjust parameter values for all

segments. segments. • Note:Note: Parameter values are specified under Segments, Parameter values are specified under Segments,

but will not be used unless selected herebut will not be used unless selected here

WASP 7 Course


ConstantsConstants

Environmental and system properties or Environmental and system properties or model settings that are constant in time and model settings that are constant in time and spacespace

WASP 7 Course


Direct LoadsDirect Loads

External input of External input of variable mass to variable mass to segments.segments.

Note: variables with Note: variables with concentration in concentration in mg/L require mg/L require loading values in loading values in kg/day.kg/day.

WASP 7 Course


Kinetic Time FunctionsKinetic Time Functions

Environmental Environmental properties that vary properties that vary in time.in time.

WASP 7 Course


Dispersive ExchangesDispersive Exchanges

Bulk Bulk dispersive dispersive exchange exchange flows among flows among model model segmentssegments

WASP 7 Course


Advective Flows Advective Flows

Movement of Movement of water and solids water and solids among model among model segmentssegments

WASP 7 Course


Concentration of each Concentration of each system in flows system in flows entering model entering model network. network.

BCs BCs mustmust be specified be specified for upstream and for upstream and downstream advective downstream advective flows and dispersive flows and dispersive exchanges.exchanges.

BoundariesBoundaries

WASP 7 Course


WASP Output Variable SelectionWASP Output Variable Selection

Selects variables Selects variables that will be that will be saved to the saved to the WASP output WASP output file (bmd), and file (bmd), and variables that variables that will be saved in will be saved in a set of a set of comma-comma-delimited files delimited files (*.csv)(*.csv)

WASP 7 Course


Execute Model Simulation -1Execute Model Simulation -1

• Press WASP execute button to Press WASP execute button to begin simulation.begin simulation.

WASP 7 Course


Execute Model Simulation - 2Execute Model Simulation - 2

• A table of calculated concentrations will be A table of calculated concentrations will be displayed throughout the simulation.displayed throughout the simulation.

• Status and error messages will be displayed.Status and error messages will be displayed.• Progress through the simulation is Progress through the simulation is

summarized along the bottom bar. A control summarized along the bottom bar. A control slide can be used to speed up, slow down, or slide can be used to speed up, slow down, or freeze the simulation.freeze the simulation.

• The simulation can be aborted by pressing The simulation can be aborted by pressing the stop button (circled above).the stop button (circled above).

WASP 7 Course


Execute Model Simulation - 3Execute Model Simulation - 3

• When the result file is closed, simulated When the result file is closed, simulated results can be viewed by launching the results can be viewed by launching the WASP postprocessor, or by opening the WASP postprocessor, or by opening the variable csv files that were created.variable csv files that were created.

WASP 7 Course


WASP Output csv fileWASP Output csv file

Time, days

Output variable by segment in columns

WASP 7 Course


WASP PostprocessorWASP Postprocessor

Used to produce graphs of results from selected WASP simulation.

WASP 7 Course


WASP Postprocessor GraphWASP Postprocessor Graph

Example graph of a selected variable over time

WASP 7 Course


WASP Postprocessor TableWASP Postprocessor Table

Example table of results

wasp7 course introduction to the wasp interface. watershed & water quality modeling technical...

Documents

wasp interface slide

existing wasp input

new wasp input file

days slide

blank wasp input file

beginning of simulation

system properties

dissolved fractions