How can a rigid diaphram be modeled in OpenSees?

Can I model a diaphragm as multiple master-slave node, lines of code or should I specify the whole polygonal boundary at once?

11 December 2017 364 6 View

Is there any notion of effective moment of inertia used in analysis RC elements according to Eurocode 2?

When conducting finite element analysis according to the Eurocodes, is it sufficient to use the uncracked moment of inertia, or is there any notion for the effective moment of inertia alike the...

10 November 2017 5,067 6 View

Can Eurocode 6 be applied for RC walls?

I am searching for a detailed solved example of a shear wall that also have to resist an axial load (design should be compliant to Eurocodes).

10 November 2017 347 4 View

How do I check the structural capacity of an element in OpenSees?

I am trying to find through which combination of commands, I check if a particular cross section, has sufficient capacity or not, after the structural analysis. The structural analysis will...

10 November 2017 5,301 4 View

What are some examples of good conferences about Building Information Modeling?

Especially if it is combined with workshops.

09 October 2017 394 1 View

I am looking for a particular resource about the modeling of the load transfer from slabs to beams in a 3D FE analysis context. Any ideas?

E.g. fixed end moments, shear forces, etc.

09 October 2017 1,907 4 View

Is there an example where recurrent neural networks have been used for optimization purposes?

Would the modeling of a physical system that displays a dynamic behavior be benefited by the use of e.g. genetic algorithms in order for optimal temporal decisions to be determined?

09 October 2017 4,820 3 View

What is a sufficient sample for a recurrent neural network?

Is there any relevant theory and publications?

09 October 2017 6,008 3 View

What does this particular MATLAB code mean?

loads{k,1}=loads{k-1,1}+1; loads{k,2}='py';

09 October 2017 3,016 3 View

What is the necessary theory taught in computer science classes that I should study to make two independent programs communicate with each other?

If I want to make Python or MATLAB, invoke subprocesses in programs like Robot, Revit, OpenSeeS, EnergyPlus etc., is there a general theory behing all these? I am interested in getting specific...

08 September 2017 2,881 3 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View