What is the best way to numerically solve hyperbolic equation?
research What is the best way to numerically solve the transport equation like(the least numerical diffusion phenomenon): df/dt+v df/dx=0 Thank you
View ArticleWhat is the best method now to solve advection equation?
research I am solving the advection equation which is hyperbolic. Some basic techniques (shown on the page http://www.cse.illinois.edu/iem/pde/discadvc/) are either of large oscillation or numerical...
View Articlesoftware for eigenstrain problem
researcheigenstrainfem codefem software Hi, Is there some fem code or software that can handle eigenstrain while solving equilibrium equation? Thanks!
View ArticlePBC implementation in equilibrium equation
researchFinite Element MethodFEMequilibrium e.q.periodical boundary condition Hi, guys, Do some of you know how Periodical Boundary Condition is implemented in equilibrium equation while using FEM:...
View ArticleWhat is exactly the 'pressure' of a solid in thermodynamics?
Most literatures on thermodynamics are written or started with the language of 'ideal gas'.This confuses me a lot when I switch to consider solids. For example, the enthalpy of a systemis defined as H...
View ArticleInput variables used in Abaqus UMAT: STRAN, STRESS and DSTRAN
I wonder the mathematical expressions for the variables: STRAN, STRESS, and DSTRAN which are used in UMAT.According to Abaqus manual, STRAN is "An array containing the total strains at the beginning of...
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