L1 3 IntroETABS - Suranaree University of...

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ETABSFor nearly 30 years ETABS has been recognized as the industry standard for Building Analysis and Design Software.

ETABS is the solution, whether you are designing a simple 2D frame or performing a dynamic analysis of a complex high-rise that utilizes non-linear dampers for inter-story drift control.

ETABSKey Characteristics

A wide variety of automated templates allow a quick start for almost any building.

Fully integrated “Section Designer”module allows definition of complex sections.

Static and dynamic, linear and nonlinear analysis options.

Fully interactive design for American, Canadian and British design codes.

ETABSModelingImport and export models in between some commonly used computer programs

Staged construction (construction sequence loading)

Analysis

ETABS

Static Analysis

Dynamic Analysis (Modal Analysis)

Analysis

ETABS

Dynamic response spectrum analysis

Analysis

ETABS

Time history analysis

Deformed Shape

Output

ETABS

Bending moment, shear force, axial force diagrams

Output

ETABS

Stress contours

Output

ETABS

Steel frame design (BS 5950)

Design

ETABS

Concrete frame/ Composite beam/ Shear wall design

Design

ETABS

Assumption in ETABS

To avoid instabilities and to reduce computational demand, ETABS assume some ideal conditions.

These assumptions work in most cases but should be checked when dealing with special structures.

Rigid Floor Diaphragm

End Pier

P-delta Effect

A rigid diaphragm translates within its own plane (global X-Y plane) and rotates about an axis perpendicular to its own plane (global Z-axis) as a rigid body.

Rigid Floor Diaphragm

End Pier

P-delta Effect

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