hourglassenergyansys

2023年3月17日 — To reduce the hourglass energy, user should make sure the Hourglass Control is set to Flanagan Belytschko with the stiffness coefficient equal ...

2023年1月25日 — Hourglass (HG) modes are nonphysical, zero-energy modes of deformation that produce zero strain and no stress. Hourglass modes occur only in ...

2023年12月18日 — Hi, I'm using Ansys 2023 R2 Student version to simulate a V-bending process. My model is experiencing Hourglass effect nearly at the end of ...

2023年10月27日 — The hourglass energy should remain low compared to the total energy, so hourglass Type 6 appears better for your case. For more information ...

Hello everyone! I'm doing two simulations in the Explicit Dynamics module. Regarding the solver output, both Momentum Summary and Energy Conservation ...

2021年8月19日 — Hi everybody ! im looking for a method to extract hourglass energy values from autodyn solver, i can see all energies curves in energy ...

2023年12月18日 — I've made the mesh more fine, and using Flanagan Belytschko damping. My mesh size is now at 2mm which reduced the Hourglass energy by a tiny ...

Hourglass ( HG ) modes are nonphysical, zero-energy modes of deformation that produce zero strain and no stress. Hourglass modes occur only in under-intetgrated ...

2018年1月7日 — It is essentially a spurious deformation mode of a Finite Element Mesh, resulting from the excitation of zero-energy degrees of freedom. It ...

2015年1月27日 — In FEA, the hourglass mode is also known as the zero energy mode because deformation energy of elements under hourglassing mode is zero.