Search found 24 matches

by cvjchuang
Wed Jul 14, 2010 9:11 pm
Forum: Documentation
Topic: Recorder Error for Flexure-Shear Interaction BC Element
Replies: 4
Views: 8630

Hello,
i'd like to know the recorder error about DispBeamColumnInt as listed above has been resolved?
unfortunately, I also have this problem.
Please help me.
Thank you.
by cvjchuang
Fri May 15, 2009 1:45 am
Forum: OpenSees.exe Users
Topic: How to remove the former load pattern?
Replies: 12
Views: 11346

[quote="ionwang"]remove loadPattern $tag[/quote] :P
Thanks very much
by cvjchuang
Tue May 12, 2009 1:15 am
Forum: OpenSees.exe Users
Topic: How to model concrete cracks in OpenSees?
Replies: 4
Views: 4730

Thanks silvia
by cvjchuang
Mon May 11, 2009 6:24 pm
Forum: OpenSees.exe Users
Topic: How to model concrete cracks in OpenSees?
Replies: 4
Views: 4730

How to model concrete cracks in OpenSees?

Dear All
I want to know At OpenSees, How to model concrete cracks?
Thanks.
by cvjchuang
Mon May 11, 2009 6:18 pm
Forum: OpenSees.exe Users
Topic: How to remove the former load pattern?
Replies: 12
Views: 11346

How to remove the former load pattern?

Hellow Everybody
I want to konw how to remove the former loadpattern? such that,I have three load pattern in model,but when all load patterns are performed ,i want to remove the second pattern ,and create a new analysis load pattern.
Please help me!
Thank you!
by cvjchuang
Sun Mar 29, 2009 4:54 pm
Forum: OpenSees.exe Users
Topic: How to monitor stress-slip results?
Replies: 3
Views: 3609

Thanks
by cvjchuang
Sun Mar 29, 2009 5:11 am
Forum: OpenSees.exe Users
Topic: to silvia
Replies: 1
Views: 2786

to silvia

Dear silvia now ,I am modeling a bay prestress RC beam using truss element with initial strain to modeling prestress steel.In my model,the prestress steel shape is curve,and i used rigidLink command to couple 6 degree fo freedom between RC beam node and prestress steel node ,accordingly. firstly ,i ...
by cvjchuang
Wed Mar 25, 2009 5:54 am
Forum: OpenSees.exe Users
Topic: truss element about strain-rate effects
Replies: 2
Views: 3066

thanks
by cvjchuang
Mon Mar 23, 2009 6:28 pm
Forum: OpenSees.exe Users
Topic: rigidlink command
Replies: 2
Views: 3703

Re: rigidlink command

[quote="from tongji"]if the two elements are fixed using rigidlink command, the force and moments are the same between the master node and the slave node?[/quote]
you can test it by using a simple example.
by cvjchuang
Sat Mar 21, 2009 1:40 am
Forum: OpenSees.exe Users
Topic: encountering a important problem for need help
Replies: 1
Views: 2191

encountering a important problem for need help

Dear silvia I am modeling prestressed beam using additional truss element with initial strain.i also know someone have done it . i tried to find it in forum,but very long i don't find that how to preset initial strain. silvia ,please tell me how to do it.because ,now only you can help me . solving t...
by cvjchuang
Fri Mar 20, 2009 11:39 pm
Forum: OpenSees.exe Users
Topic: About number of integration points
Replies: 6
Views: 5235

I can give some info about force-base element to you .
Contact me:Emial :cvjchuang@yahoo.cn
by cvjchuang
Fri Mar 20, 2009 7:13 pm
Forum: OpenSees.exe Users
Topic: recorder problem about truss element
Replies: 1
Views: 2343

recorder problem about truss element

Hi silvia i used recorder command to recorder truss element node reaction and globalForce . codes are following : recorder Node -xml Node.out -time -node $nodeID -dof 1 2 reaction recorder Element -xml Node.out -time -ele $eleID globalForce unfortunately ,output recorder file seems not right ;as fol...
by cvjchuang
Fri Mar 20, 2009 6:18 pm
Forum: OpenSees.exe Users
Topic: truss element about strain-rate effects
Replies: 2
Views: 3066

truss element about strain-rate effects

Hi all i have a question ,when i see user manual on truss element. it says that "When constructed with a UniaxialMaterial object, the truss element considers strain-rate effects, and is thus suitable for use as a damping element." actually ,i don't clearly what does it mean ? can you give ...
by cvjchuang
Fri Mar 20, 2009 5:06 pm
Forum: OpenSees.exe Users
Topic: Distributed load on oblique beam
Replies: 3
Views: 4560

[quote="silvia"]just break the vector down into local coordinates[/quote]
what does it that is break the vector down into local coordinates mean?
silvia.
by cvjchuang
Fri Mar 20, 2009 7:59 am
Forum: OpenSees.exe Users
Topic: which element can simulate the unbonded pretressing steels?
Replies: 3
Views: 3944

silvia
now ,i want to know how to set inital strain for truss element?
it seems that there is not have the answers at forum.