© 2011 ANSYS, Inc. April 15, 2014 1

15.0 Release

ANSYS Customization Toolkit

Windloading Extension_v1

© 2011 ANSYS, Inc. April 15, 2014 2

Introduction to Windloading

Windloading

• Fd = Wind Loading Force

• Rho = Air density

• V = Wind speed

• A = Surface area

• Cd = Drage Coeffiecient (not use)

© 2011 ANSYS, Inc. April 15, 2014 3

Description of the Windloading Ext.

What should the Capabilities of the extension be:

• a pressure should be calculated based on wind velocity;

• the pressure should be assigned in a direction;

• only positive pressures should be added;

• pressure should also be reduced based on the orientation of the element and the loading direction;

• 2 loading type: constant or gradient loading across the height of the construction;

• a shape factor can be assigned for different types of profiles (code check)

© 2011 ANSYS, Inc. April 15, 2014 4

Description of the ACT Windloading Ext.

Setup of the Extension in ACT:

• Loading

© 2011 ANSYS, Inc. April 15, 2014 5

Description of the Windloading Ext.

Setup of the Extension in ACT:

• Loading

© 2011 ANSYS, Inc. April 15, 2014 6

Description of the Windloading Ext.

Setup of the Extension in ACT:

• Loading

Takes the section shape into account

lineare interpolation to the Environment Temperature

Factor = 3 Factor = 1

© 2011 ANSYS, Inc. April 15, 2014 7

Description of the Windloading Ext.

Setup of the Extension in ACT:

• Result

PostProcess the pressure due to the windspeed