Modeling philisophy

Element modeling

Modeling by segments

       Linear segment

       Arc of circle segment

       Power equation segment

       Polynomial equation segment


General information and type of structure studied


Foundation geometry

Geometry

Analysis plane at the base

Closure of the Foundation

Failure analysis of the foundation (multiple-wedge analysis)

Modeling

Mecanical properties


Gravity dam

Geometry

Downstream rotation point

Defining segments for the upstream face (optional)

Defining segments for the crest (optional)

Defining segments for the downstream face (optional)


Gated and ungated spillways

Defining the chute

Geometry

Starting (origin) point

Segment definition

Closure of the chute

Downstream rotation point

Defining pier, gates and stoplogs

Geometry

Starting point (origin) of the pier

Segment definition

Closure of the pier

Pier nose

Gates and slots

Variation to the pier width (thickness)


Water intake

Geometry

Segment definition for upstream opening, downstream opening and crest

Penstock definition

Definition of upstream opening

Definition of downstream opening

Generating hydraulic sections and penstock

Penstock closing

Defining the penstock envelope on the downstream face

Defining shafts


Free-fall spillway (without pier)

Geometry

Segments definition

Defining the downstream rotation point


Drainage system

Drainage gallery


Stabilising backfills

Backfill modelisation

Starting point

Modeling by segmentation

Closure of backfill

Backfill properties

Backfill static forces


Concentrated masses


Volumes and voids

Assumptions regarding volumes and voids

Volumes and voids versus concentrated forces

Volumes and voids versus concentrated masses

Definition of volumes and voids

Add a volume

Polygon plan and origin

Building the polygon (convex perimeter)

Extrusion of the 2D contour

Move volume

Copy volume

Application examples

Example 1

First method

Second method

Example 2


Material Definition and general parameters


Lift joints (analysis planes)


Definition of existing cracks