Αποτελέσματα Αναζήτησης
15 Δεκ 2015 · The objective of this study is to propose a progressive damage analysis strategy, which is sufficiently general to predict the ultimate strength and complex failure behaviors of the composite vessel structure.
- Micromechanical Damage Modeling and Multiscale Progressive Failure Analysis of Composite Pressure Vessel
The multiscale progressive failure analysis provides a...
- A Progressive Quadratic Failure Criterion, Part B
The other state is the degraded state, initially with...
- Constitutive and Damage Evolution Equations of Elastic-Brittle Materials Based on Irreversible Thermodynamics
In order to develop a feasible damage theory in this paper,...
- Micromechanical Damage Modeling and Multiscale Progressive Failure Analysis of Composite Pressure Vessel
1 Φεβ 2024 · Considering accidental loads that can be applied to composite pressure vessels in automotive applications, Ref. [19] investigates the behavior of the vessel undergoing lateral impact loads in terms and damage mechanisms; a finding of the study is that the internal pressure improves the burst pressure of the structure.
1 Ιουν 2024 · A three-dimensional(3D) progressive damage model complied with the user-defined material subroutine (UMAT) is performed to predict the void defect introduced damage behavior and burst pressure of composite pressure vessels.
Using composite finite element analysis models and failure theories tested in the World-Wide Failure Exercise, WSTF is able to estimate the static strength of composite pressure vessels. Additionally, test and evaluation on composites that have been impact damaged is in progress so that models can be developed to estimate damage
An Approach to Derive Primary Bending Stress From Finite Element Analysis for Pressure Vessels and Applications in Structural Design
23 Δεκ 2020 · A theoretical solution is aimed to be developed in this research for predicting the failure in internally pressurized composite pressure vessels exposed to low-velocity impact. Both in-plane and out-of-plane failure modes are taken into account simultaneously and thus all components of the stress and strain fields are derived.
Simulation Analysis of Delamination Damage for the Thick-Walled Composite-Overwrapped Pressure Vessels. In order to verify the delamination damage occurring in thick-walled composite-overwrapped pressure vessels, firstly, for composite delamination damage, a composite laminate model was established.….
