midas SoilWorksen.midasuser.com/Products/Soilworks/SoilWorks_Description.pdf · Product Overview...

midas SoilWorks Geotechnical Solution for Practical Design

Presented by: Vipul Kumar

MIDAS IT, Korea

Product Overview

About SoilWorks

Application Areas

Smart SoilWorks

Pre-Processing

Geometry Modeling

Properties

Mesh Generation

Analysis Types

Modules

Tunnel Module

Foundation Module

Slope Module

Soft Ground Module

Dynamic Module

Seepage Module

Index

Product Overview About SoilWorks

Application Areas

Smart SoilWorks

Geotechnical Solutions for Practical Design Product Overview

A New Paradigm for Geotechnical Engineering Solutions midas SoilWorks is an all-in one 2D Finite Element Analysis software for Structural and Geotechnical engineers. Fully integrated Pre/Post and Solver.

Intuitive

Tunnel

Slope

Soft Ground

Foundation

Seepage

Dynamic

SoilWorks

About SoilWorks

Geotechnical Solutions for Practical Design Product Overview

Structural & Geotechnical

engineers

SoilWorks

About SoilWorks

Complete FEM Software Package

CAD based environment

Intuitive

Automation

Robust

Structural & Geotechnical

engineers

2 3 4

Geometry Modeling Properties / Meshing / Loads / Boundaries

Analysis Post-Processing

Work Flow

1


Application Areas

Smart SoilWorks

Application Areas Product Overview Geotechnical Solutions for Practical Design

Tunnels with Temporary Structures

Urban Tunnel Constructed below GWL

Mountain Tunnel

(Shallow) Subway Tunnel Construction

with Adjacent Structures & Sewer pipes


Slope Stability at Tunnel Exit

Slope Stability under Rainfall condition Reinforcement for Cut Slopes

Shoring Wall Construction

with Sewer Pipes


Abutment on Slopes- with

& without Pile Effect Settlement in Soft Ground

Construction of Road Embankment on Soft

Ground & Ground Improvement Techniques

Group Pile Behavior


Excavation with Anchor Wall and

Dewatering

Seepage Analysis of Levee

Parallel Tunnel Construction below

GWL

Foundation Construction

near a river


Dams/Levees with Cut-off Walls

Tunnel Blasting effects on Adjacent

Structure

SSI of Underground Structure

Subway Tunnel Construction with

Adjacent Structure


Application Areas

Smart SoilWorks

Smart SoilWorks Product Overview Geotechnical Solutions for Practical Design

FEM Software with 7 Smart Automated Features Smart features for fast modeling, analysis and results extraction

Smart SoilWorks

1. Smart Modeling

2. Smart Surface

3. Smart Mesh

4. Smart Support

5. Smart Technical Review

6. Smart Analysis

7. Smart Results

Product Overview Geotechnical Solutions for Practical Design

1) Smart Modeling CAD based Operating Environment

Smart SoilWorks

• Use a CAD file by ‘Copy & Paste’ function • Simple and convenient • Shortens modeling time

Benefits


2) Smart Surface Auto-generation of Surfaces for enclosed domains

Smart SoilWorks

• Automatic Surface creation • Drag and Drop material properties

Benefits


3) Smart Mesh Auto-generation of mesh

Smart SoilWorks

• No element size input is required • Quick and easy

Benefits


4) Smart Support Auto-generation of boundary conditions

Smart SoilWorks

• Automatic boundary generation • Intuitive checking

Benefits


5) Smart Technical Review Technical Review to prevent Analysis errors

Smart SoilWorks

• Check errors • Enhance analytical skills

Benefits


6) Smart Analysis Robust Parametric Analysis Capability and Data interface between Modules

Smart SoilWorks

• Robust Parametric Analysis • Coupled Analysis

Benefits


7) Smart Results Auto-generation of high quality reports

Smart SoilWorks

• High Quality report generation • Simplify work process • Increase Productivity

Benefits

Pre-Processing Geometry Modeling

Properties

Mesh Generation

Analysis

Geometry Modeling Geotechnical Solutions for Practical Design

• Point • Line • Curve • Rectangle • Surface • Smart

Surface

Create

To use the function ‘Surface’ , the bounding curves of an enclosed domain need to be hand-picked whereas, ‘Smart Surface’ automatically generates Surface for the enclosed domain.

Transform

• Intersect • Extend • Array • Trim • Offset • Chamfer • Fillet • Remove

Free Curve • Reverse Line

Axis

Modify

CAD based geometry modeling Various Tools to create and edit geometry

• Copy • Move • Scale • Rotate • Mirror


Properties

Mesh Generation

Analysis

Properties Geotechnical Solutions for Practical Design Ground Materials

Tunnel Slope Soft Ground Foundation Seepage Dynamic

Elastic Ground Mohr-Coulomb (LEM)

Embankment Clay Seepage Elastic Ground

Mohr-Coulomb Elastic Ground Sand Sand Elastic Ground (Equivalent Linear)

von Mises Mohr-Coulomb

Clay C phi Mohr-Coulomb

Tresca Modified Cam Clay

Soft Rock

Hoek-Brown Elastic Ground Hard Rock

Hyperbolic (Duncan-Chang)

Mohr-Coulomb

Drucker-Prager Sekiguchi Ohta (Elasto-plastic)

Sekiguchi Ohta (Visco Elasto-plastic)

Properties Geotechnical Solutions for Practical Design Structural

Line Type • Beam Element • Truss / Embedded Truss • Geogrid Plane Type • Triangular Element • Quadrilateral Element

Others • Pile Element • Spring • Interface Element • Rigid Link, Elastic Link • Surface Spring • Boundary Element (Dynamic Module only)


Properties

Mesh Generation

Analysis

Mesh Generation Geotechnical Solutions for Practical Design

Smart Mesh generation feature

Generate (unstructured) Auto-mesh for a closed domain Element Type: Triangle (T) Quadrilateral (Q) Combined (T+Q)

Generate structured mesh for a closed domain

Generate orthogonal mesh for a closed domain using Quadrilateral and Triangular Element

Generate mesh for 2D elements by pre-defined mesh pattern

Smart Mesh Auto Mesh Map Mesh Grid Mesh Pattern Mesh

Options


Loop Mesher Grid Mesher Delaunay Mesher

Impulsive Point

Auto Mesh

Loop Meshing Algorithm Grid Meshing Algorithm Delaunay Meshing Algorithm


Map Mesh feature is used to generate structured mesh using Quadrilateral elements for a closed domain.

Pattern Mesh is used to further smooth down the mesh by dividing the 2D elements in pre-defined patterns.


Properties

Mesh Generation

Analysis

Geotechnical Solutions for Practical Design Analysis

Analysis

Static Nonlinear Analysis

Construction Stage

Analysis

Slope Stability

(SRM, SAM, LEM)

Analysis

Consolidation (FEM)

Analysis

1D Consolidation

Analysis

p-y Nonlinear Analysis

Seepage (Steady ,

Transient & Coupled) Analysis

Eigenvalue Analysis

Response Spectrum Analysis

Time History Analysis

Equivalent Linear

Analysis

Analysis Types

Modules Tunnel Module

Foundation Module

Slope Module

Soft Ground Module

Dynamic Module

Seepage Module

Geotechnical Solutions for Practical Design Tunnel Module

A module dedicated to Tunnel Analysis Design Application Areas: - Stability checks for Tunnel reinforcements - Lining Analysis - Stability of Adjacent structures - Stress-Seepage Coupled Analysis

Introduction

Geotechnical Solutions for Practical Design

Boundary Conditions • Smart Support • Auto Support • Change Attribute

All Boundary Conditions can be applied both to Geometry and FE Mesh

• Functions -Water Level

Boundaries Tunnel Module


Load Types • Self Weight • Nodal Load • Pressure Load • Beam Load • Initial Stress Load • Prestress Load • Prescribed Displacement Load

• Nodal / Element Temperature Load • Temperature Gradient Load • Result from other case • Combined Load

Load applied on Geometry

Load applied on FE Mesh

Loads Tunnel Module

Geotechnical Solutions for Practical Design Tunnel Module Analysis

Analysis Features - Material Models: Mohr-Coulomb, Hoek-Brown, Duncan-Chang - Construction Stage Analysis - Static Nonlinear Analysis - Technical Review

Drag and Drop

Geotechnical Solutions for Practical Design Tunnel Module Analysis

Analysis Features - Built-in Allowable Displacement criteria for Adjacent Structures


Contour Plot

Table Graph

Tunnel Module Post-Processing


Gradient Contour Discontinuous Contour

Gradient Contour with Mesh Edge

Gradient Contour with No Edge

Contour Types Tunnel Module


Iso Line

IsoLine Tunnel Module

Geotechnical Solutions for Practical Design Results Extraction Tunnel Module

Geotechnical Solutions for Practical Design Tag Results Tunnel Module


Foundation Module

Slope Module

Soft Ground Module

Dynamic Module

Seepage Module

Geotechnical Solutions for Practical Design Foundation Module

A module dedicated to Foundation Analysis Design Application Areas: - Vertical stability checks for Pile foundations - Horizontal stability checks for Pile foundations - Pile foundation design based on p-y method

Introduction

Geotechnical Solutions for Practical Design Foundation Module

Features: - Perform simultaneous analysis for varying foundation types and sizes - Pile head condition

Foundation Type

Geotechnical Solutions for Practical Design Foundation Module Foundation Load

Features: - Define axial, shear loads and moments - Condition-Seismic and Normal

Geotechnical Solutions for Practical Design Foundation Module Analysis

Analysis Features: - p-y Analysis - Calculation of pile member forces - Analysis result report for comparing various piles types

Geotechnical Solutions for Practical Design Foundation Module Results

Features: - Comparison of displacement between different pile types - Horizontal stability check


Foundation Module

Slope Module

Soft Ground Module

Dynamic Module

Seepage Module

Geotechnical Solutions for Practical Design Slope Module Introduction

A module dedicated to Slope Analysis Design Application Areas: - Stability checks for cut/banked slopes - Lateral movement of bridge abutment reflecting pile effect - Slope-Seepage coupled analysis

Geotechnical Solutions for Practical Design Slope Module LEM Loads

Features: - Line Load for LEM analysis - Static Seismic load for LEM analysis

Geotechnical Solutions for Practical Design Slope Module Failure Surface Boundary

Features: - Arc Failure Surface - Polygonal Failure Surface - Auto-search Failure Surface

Geotechnical Solutions for Practical Design Slope Module Failure Surface Boundary

• Automatic searching of the failure surface boundary on the basis of input data • Auto creation of grid and arc failure surfaces

Geotechnical Solutions for Practical Design Slope Module Analysis

Analysis Features: - Simultaneous calculations of safety factors for LEM and SRM analysis - LEM Analysis coupled with Seepage effects - LEM Analysis coupled with 1D Consolidation

• Bishop • Fellenius • Janbu

Geotechnical Solutions for Practical Design Slope Module LEM Results

Free Body Diagram of a Slice


Foundation Module

Slope Module

Soft Ground Module

Dynamic Module

Seepage Module

Geotechnical Solutions for Practical Design Soft Ground Module

A module dedicated to Analysis and Optimal design of Soft Ground Design Application Areas: - Primary & Secondary Consolidation for Soft Clays - Immediate settlements in Granular Soils - Calculation of Construction Periods of Staged Embankments - 1D Consolidation- Slope Coupled analysis - Checking Drainage functionality - Calculation of Preloading height

Introduction

Geotechnical Solutions for Practical Design Soft Ground Module Drain Properties

Features: - Practice oriented drainage types - Consideration of Smear Properties - Arrangement type: Quadrilateral and Triangular

Geotechnical Solutions for Practical Design Soft Ground Module Boundaries

Features: - Draining Condition - Non-Consolidation Boundary Element Boundaries for 1D Consolidation: - Change in Drain Property - Strength Increase Zone - Settlement Calculation Position

Change in Drain Properties

Settlement Calculation Positions

Geotechnical Solutions for Practical Design Soft Ground Module 1D Consolidation Loads

Features: - Application of Surface Load

• Point Load • Uniform Line Load • Strip Load • Uniform Rectangular Load

Geotechnical Solutions for Practical Design Soft Ground Module Analysis

Features: -1D Consolidation - FEM

Parametric Analysis: - Preliminary Analysis - Drain Spacing - Preloading

Preliminary Analysis Drain Spacing Parametric Analysis

Geotechnical Solutions for Practical Design Soft Ground Module Results

Features: - Stability check for adjacent structures - Calculation of Construction Periods of staged embankments

1D Consolidation Features: - Checking settlement based on staged embankments - Change in soil strength due to Drain placement - Residual Settlement checks based on Preloading heights


Foundation Module

Slope Module

Soft Ground Module

Dynamic Module

Seepage Module

Geotechnical Solutions for Practical Design Dynamic Module Introduction

A module dedicated to Dynamic and Seismic Analysis Design Application Areas: - Calculation of maximum acceleration for ground layers - Seismic analysis - Soil-Structure Interaction problems - Train vibration loads, vibration effects due to blasting

Geotechnical Solutions for Practical Design Dynamic Module Boundary Elements

Features: - Automatic generation of Boundary Elements- Elastic or Viscous - Automatic generation of 2D Equivalent Linear Analysis Boundary Elements

Geotechnical Solutions for Practical Design Dynamic Module Loads

Features: - Nodal Mass - Response Spectrum Load

• Response Spectrum Functions - Time History Functions

• Ground Acceleration Load • Dynamic Nodal Load • Time History Result Functions

Geotechnical Solutions for Practical Design Dynamic Module Analysis

Features: - Eigenvalue Analysis - Response Spectrum Analysis - Time History Analysis - Equivalent Linear Analysis - Free Field Analysis

Geotechnical Solutions for Practical Design Dynamic Module Results

Features: - Maximum acceleration of ground layers by 1D Free Field Analysis - Member forces in 2D Equivalent Linear (SSI) Analysis - Maximum vibrations in adjacent structures due to vibration loads - Maximum displacements of structures due to seismic waves

Geotechnical Solutions for Practical Design Dynamic Module Results

Features: - Eigenvalue Analysis Table - Time History Results

• Result Graph • Draw Time History


Foundation Module

Slope Module

Soft Ground Module

Dynamic Module

Seepage Module

Geotechnical Solutions for Practical Design Seepage Module Introduction

A module dedicated to Seepage Analysis and Coupled Analysis Design Application Areas: - Seepage and flux analysis for tunnel construction stages - Seepage analysis coupled with slope stability analysis - Cut-off wall problems - Pump design capacity for temporary structures and foundations

Geotechnical Solutions for Practical Design Seepage Module Boundaries

Features: - Nodal Head / Flux - Surface Flux - Water Level Boundary - Function

• Seepage Function

Geotechnical Solutions for Practical Design Seepage Module Analysis

Features: - Permeability Coefficient and Water Content Curves - Saturated and Unsaturated grounds - Steady State/ Transient State Analysis - Consideration of Seepage forces

Geotechnical Solutions for Practical Design Seepage Module Results

Features: - Seepage into tunnels - Calculation of ground water drawdown and outflow flux due to excavation - Change in GWL due to intensity of precipitation - Seepage analysis results coupled with Stress/LEM analysis


Error 0.0%

0.0

20.0

40.0

60.0

80.0

100.0

120.0

140.0

160.0

-0.02 0.00 0.02 0.04 0.06

A Program SoilWorks Error 0.91%

Hand Calculated slip resistance : 24.959 Hand Calculated Moment : 7.810 Theoretical Solution (FoS) = 24.959/7.810 = 3.1957 SoilWorks = 3.1957 Error 0.0%

Seepage

Slope

Foundation

Verification


A Program

SoilWorks

Total Load Method

Consolidation

A Program

SoilWorks

Individual Load Method

FEM

Theoretical Solution : 0.05m SoilWorks : 0.04949 Error 1.02%

Verification

Why SoilWorks…

SoilWorks represents the complete 2D FEA solution to geo-structural

problems for structural and geotechnical engineers

7 Smart Features for easy modeling and reviewing results

Extensive library of material models and structural elements

Streamlining Design Process (Repetition eliminated) - Parametric Analysis

Dedicated User Support

Simple Modeling - CAD based modeling environment

Intuitive Graphic user interface

Eliminate the blind spot between structural & geotechnical engineers Increase productivity into a new dimension

Expand your business areas & Secure more projects Rely on the Midas support team as a part of your project team

We build our success on your success


www.MidasUser.com

contact us at: [email protected]

mailto:[email protected]

midas SoilWorksen.midasuser.com/Products/Soilworks/SoilWorks_Description.pdf · Product Overview...

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