Agenda

Webinar instructions will be emailed before the date of the webinar.

Please log into the webinar 15 – 30 minutes before start time.

Log into Webinar
8:00 – 8:30 am CDT
Morning Session
8:30 am – 12:00 pm CDT
Break
12:00 – 1:00 pm CDT
Afternoon Session
1:00 – 5:00 pm CDT

 

Presented by
Greg Nail

Introductions and One-Dimensional Steady Flow HEC-RAS Review
Introduction and overview
Basic definitions and assumptions
Conservation of energy and energy losses
Computational enhancements

Unsteady One-Dimensional Open Channel Hydraulics
Background and Theory
Basic assumptions
Conservation of mass
Conservation of momentum
Computational algorithm
Boundary and initial conditions

Two-Dimensional Open Channel Hydraulics Background and Theory
Basic assumptions
Conservation of mass
Conservation of momentum
Boundary and initial conditions
Computational mesh and algorithm
HEC-RAS and historical perspectives

Demonstration 1 – Building an Unsteady 1D HEC-RAS Model without GIS
HEC-RAS user interface
Generating the geometry
Generating the boundary and initial conditions
Initial conditions
Unsteady flow computational simulation
Viewing of results

Demonstration 2 – GIS Basics
Introduction and overview
Geographic versus projected coordinate systems
Raster versus vector files
ArcMap versus ArcCatalog
ArcMap interface basics
Digital elevation model
Other files

Demonstration 3 – Building an Unsteady 1D HEC-RAS Model with GIS
RASMapper Interface and the projection file
Digital elevation models and geometry creation
Generating the boundary and initial conditions
Unsteady flow computational simulation
Display and interpretation of results

Demonstration 4 – Building a Basic 2D HEC-RAS Model
RASMapper interface and 2D geometry
2D mesh generation
2D boundary and initial conditions
Other miscellaneous computational parameters
2D computational simulation
Display and interpretation of results

Demonstration 5 – 2D HEC-RAS Model with Connections
RASMapper interface and mesh generation
Spatially varied Manning’s n
Connections
2D computational simulation
Viewing and interpreting results

Demonstration 6 – 1D/2D HEC-RAS Model and Other Considerations
RASMapper interface and combined 1D/2D mesh generation
Manning’s n and connections
External 2D flow area boundary conditions
Other miscellaneous computational parameters
1D/2D computational simulation
Viewing and interpreting result

  

Webinar Instructions

All attendees must log-on through their own email – attendees may not watch together if they wish to earn continuing education credit. HalfMoon Education Inc. must be able to prove attendance if either the attendee or HalfMoon Education Inc. is audited.

Certificates of completion can be downloaded in PDF form upon passing a short quiz. A link to the quiz will be sent to each qualifying attendee immediately after the webinar. The certificate can be downloaded from the Results page of the quiz upon scoring 80% or higher.

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Internet Explorer v11 (or later) with Flash enabled

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