The OpenSees Community

Hi, koduru, can you send old (1.6.2) version of OpenSEES to me? thanks a lot, I will greatly appreciated for your help.
my email is: civilman@yahoo.cn

can you send the version opensees1.6.2 to me ? I will appreciated for your help. thanks a lot.
My email is civilman@yahoo.cn

fmk, you are so well, thanks for your patience and help.
I can figure it out thanks to your help.
thanks again. I am so appreciated.

help,help,many thanks

help, thanks

In OpenSees Command Language Manual says "The x-axis is the axis connecting the two element nodes;the y-and z-axes are then defined using a vector that lies on a plane parallel to the local x-z plane--vecxz.The y-axis is defined by taking the cross product of the x-axis and the vecxz vector." But I ...

ou, my god, it's a good idea. thanks a lot.

Hi, all In OpenSees Command Language Manual says "The x-axis is the axis connecting the two element nodes;the y-and z-axes are then defined using a vector that lies on a plane parallel to the local x-z plane--vecxz.The y-axis is defined by taking the cross product of the x-axis and the vecxz vector....

Dr. Silvia,
how to recorder “hysteretic energy”？
Any help will be greatly appreciated. thanks a lot.

Hi, all How to define nonlinearBeamColumn element of a simple column? The geometic and physical parameters of column are: The length of column is 5m, and the section type of element is hollow pipe with external diameter 100mm and internal diameter 96mm; Elastic Modulus E=2.1e11, Yielding Stress sigm...

dear, friends:
I want to add a new material model to opensees, *.h and *.cpp are already finished. I only know put these two files into ...\OpenSees\SRC\material\uniaxial. But, I don't know what to do in the next procedure. Who can tell me the procedures?
thanks a lot. Any reply is appreciated.

Hi, friends
When i compile opensees, a error occured as follows:

Cannot open include file: 'tcl.h': No such file or directory

It seems that a header file "tcl.h" is missing from the package.
Could anyone please point me the direction to download the file?

In builds section of developer, i saw a sentence as follow: The include directory for MSDev library files is given as C:\msdev\lib in the OpenSees VC++ project settings. If MSDev is located in a different directory on your machine, you will have to change the project settings accordingly. what is ms...

When I run the commands, the warnings emerge as follows:
Any help will be appreciated.

invalid command name "runMVFOSMAnalysis"
while executing "runMVFOSMAnalysis"

element truss 1 1 2 $A 1
Element No. Node i No. Node j No. cross-sectional area

"truss" element is feasible to simulate compression-and-tension-only bars in double-layer grids.