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Every article tagged “FEA”.
27 articles
How rubber finite element analysis links compound tests to part behaviour: hyperelastic calibration, Mullins softening, volumetric locking, cord layers and belts, tyre contact, heat build-up, crack growth and surrogates.
How aeroelastic analysis couples CFD loads to a structural model: conservative load transfer, jig shape versus flight shape, one-way versus two-way coupling, gust loads, flutter and its documented scatter on NASA benchmark cases, and where reduced-order models and surrogates help.
How a spring-driven autoinjector and a prefilled syringe load each other: drive force, stopper break-loose and glide, viscous flow through a thin needle, impact on the glass and seal contact. What a model reports, how it is validated for a stated use, and how a surrogate screens choices.
How dental implant simulation models abutment screw preload and tension-side opening, bone density and micromotion under immediate loading, jaw fixation plates and planning tools, what the ISO 14801 scope supports, and where a surrogate helps.
How orthopedic implant simulation handles hip stem fatigue, stress shielding and micromotion, what ASTM F2996 and ISO 7206-4 say about finite element models and worst-case size, how porous lattices and CT bone models change the model, and where a surrogate helps.
How heart valve simulation covers crimping, deployment into calcified non-circular roots, paravalvular leak, leaflet fatigue ranking, closure dynamics and washout, what a durability simulation can and cannot say, and how a credible model sits beside the bench tests.
How stent finite element analysis follows a stent through crimping, release into the vessel and pulsatile loading, why nitinol needs a strain-based fatigue view, what the model cannot see, and how a surrogate-assisted workflow explores the design space without replacing the durability test.
How adjustable pneumatic and cable-and-plate lumbar modules carry load, why the contour at the cover is not the actuator stroke, why one setting cannot suit every body, and how a simulation workflow predicts contour, pressure and actuator load across a population of drivers.
How seat transmissibility and the SEAT value are defined, why a SEAT value below one can still amplify the frequency your road supplies, how foam, suspension and occupant apparent mass set the curve, and how a simulation workflow tests a seat before the shaker.
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