Which is the analytical solution for a poroelastic annulus at fixed internal and external pressure?

Dear community, I seek some insight in the definition of the analytical solution of the boundary value problem of a poroelastic annulus at fixed internal and external pressure to cross validate...

01 February 2017 3,422 0 View

What is a proper preconditioner for solution of non symmetric square systems?

Dear community, I am trying to solve linear elasticity equation in strong form using meshless methods. More precisely i use the DCPSE interpolating operators for the approximation of the shape...

05 June 2016 5,891 4 View

How do I convert a mesh in a voxelized volume (3d image)?

Dear all, I am developing a biomechanical model to estimate prostate deformations during brachytherapy. I am working with finite elements on a tetrahedral mesh derived from segmented images. I am...

09 October 2015 9,421 9 View

Is there any open-source voxel based hexahedral mesh generator?

Dear all, I am interested in an algorithm for hexahedral automatic mesh generation direct from medical segmented images. (Voxex-based hexahedral mesh) Do you have an algorithm for successfully...

09 October 2015 3,058 6 View

How to constrain a contact finite element model properly?

Dear all, I am working in the prostate edema modeling where i want to simulate the interaction of swelling prostate with the neighbor organs using finite element analysis. In my development i use...

05 June 2015 2,896 6 View

How to obtain "Contiguous Volume Analysis Report" in Variseed brachytherapy software?

Dear RG community, I need to obtain information of the prostate volume changes during the brachytherapy for my project. The software used in the collaborating clinic is Variseed for brachytherapy...

03 April 2015 3,806 7 View

Is it possible to give conditions to specific elements of a 3D mesh in COMSOL?

Hello, I am wondering if it is possible to give specific attributes in specific elements in COMSOL. In more detail I want to set some elements of the a real prostate mesh as liquid sources in an...

01 February 2015 2,673 4 View

Which parameters to use for soft tissue poroelastic study in COMSOL?

Hello! I am trying to do a poroelasticity analysis for the prostate gland in the COMSOL framework using the poroelastic module. I need to set the poroelastic parameters of the prostate's material...

01 February 2015 1,504 2 View

What elastic parameters should be used for prostate biomechanical modeling?

Hello, I am trying to make a biomechanical model of the prostate gland using the COMSOL software and I am searching for proper biomechanical properties of the prostate for accurate modeling. Could...

01 February 2015 8,449 2 View

How can I combine multiple meshes?

01 February 2015 10,027 4 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

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 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