Summer Training in Lucknow -Staad

Civil Engineering Software

STAAD.Pro

Overall Features of STAAD.Pro

STAAD.Pro


Methods of Structural Analysis Classical Method: for hand computation Slope Deflection Moment Distribution Three Moment Equation Kanis Method Column Analogy Matrix Operation Finite Element Application Gauss Jordan/ Newton Rapson Eigen Solution Response Spectrum

Numerical Methods: for computer algorithm


ComparisonLimitations of Hand Computation Methods

Applicable for small problems Tedious for even medium sized problems 3-d analysis almost impossible

Advantage for Invention of Computer

Matrix methods of structural analysis Development of numerical techniques Finite element method Programming languages developed


Analysis & Design

Basic Design

Dynamic analysis Psuedo static Response Spectrum

Steel Concrete

Special Design Aluminum Timber Transmission Tower


Structure TypesStructural Types:dY

GY

d dZ

dX

GX GZ

d

TRUSS (2D)

TRUSS (3D)d

d u d d

d u u

u u d u

PLANE

SPACE

FLOOR


Element TypesStructural Elements Line Trussu u d u d d

Beamd u

d

d

Surface Plate/ Shell Surface

u d

u

d

d

d

Solid


Boundary Condition Fully Restrained

Partially Restrained

Partially restrained w/ Springs

Inclined


Static AnalysisGeometric Modeling Material Properties Sectional Properties Supports : Boundary Conditions Loads & Load combinations Special Commands Analysis Specification Design Command


Geometric Modeling

Nodal Co-ordinate Data Selection of Elements : Element Library Beam Elements : Beams, Columns, Truss Members Plate Elements : Structural Walls, Floor Slabs Plane Stress Elements : Shear Walls, Floor Slabs Acting As Rigid Diaphragm To Lateral Loading Solid Elements : Thick Raft, Block Foundations


Sectional & Material Properties

Beam Elements : Cross Section Plate Elements : Thickness Solid Elements : NILMaterial means a set of:

Modulus of Elasticity Poissons Ratio Weight Density Thermal Coefficient Damping Ratio Shear Modulus

Geometric Constant

Beta () Angle Reference Point


Plate Element Modeling

Three Types:

3 Noded / Triangular 4 Noded / Quadrilateral Surface Element GUI + Input Generator Advanced Mesh Generator (from 2003)

Surface Element:


Axis & Sign Convention Local & Global Axis System for Member Depends on Connectivity Upward Global Axis


LOADS

Self Weight Joint Loads

Concentrated Load & Moments Support Displacement LoadsUniform Force & Moment (Full / Partial) (d1, d2, d3) Concentrated Force & Moment (d1, d2) Floor Load & Area Load (new GX, GZ Floor Load) Linear Varying & Trapezoidal Load Pre-Stress / Post-Stress Load Hydrostatic Trapezoidal Load Temperature Load (x, y, z) Fixed End Load

Member Loads


LOADS

Plate Element Loads

Pressure (Full / Partial) Concentrated Force (x, y) Trapezoidal & Hydrostatic Trapezoidal Load

Surface Element Pressure Generated Loads

Wind Load Seismic Co-efficient Method Moving Load Time History Response Spectrum

Dynamic Loads

Combined Effect of Loads

Combination (Algebraic, SRSS, ABS)


Earthquake Analysis (Pseudo-Static Method)

IS 1893 1984 Parameters:

Basic Seismic Co-efficient (ZONE) Soil-Foundation Interaction Factor () Importance Factor (I) Performance Factor (K) In-built

Time Period Calculation

Evaluation of Base Shear Distribution of Lateral Storey Forces

STEEL DESIGNING

Indian Steel Design Design Codes Supported (STAAD.Pro) IS: 800 (General Steel Design Code) IS: 801 (Cold Form Steel Design Code) IS: 802 (Steel Design Code for Transmission Line Towers)

Standard Steel Sections (STAAD.Pro) SP: 6 (General Steel Sections) IS: 811 (Cold Formed Steel Sections)

IS: 800 Considerations Allowable Stresses Axial Stress Tensile Stress (Cl. 4.1) Compressive Stress (Cl. 5.1.1) Bending Stress (Cl. 6.2.1) Shear Stress (Cl. 6.4) Combined Stress Axial Compression and Bending (Cl. 7.1.1) Axial Tension and Bending (Cl. 7.1.2)

Stability Requirements Truss Members Deflection Check Slenderness Ratio Check

Thank You.

Summer Training in Lucknow -Staad

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