Initial and progressive failure analyses for composite laminates using Puck failure criterion and damage-coupled finite element method

CS Lee, JH Kim, S Kim, DM Ryu, JM Lee - Composite Structures, 2015 - Elsevier
In the present study, an evaluation method for the initial and progressive failure of composite
laminates was proposed based on the Puck failure criterion and damage mechanics …

A strength based thermo-mechanical coupled cohesive zone model for simulating heat flux induced interface debonding

T Shi, Y Zhang, X Zhang, Y Wang, K Zheng - Composites Science and …, 2023 - Elsevier
A thermo-mechanical strength based cohesive zone model is proposed to simulate the
behaviour of an imperfect interface. In this model, the load transfer behaviour is described by …

Constitutive-damage modeling and computational implementation for simulation of elasto-viscoplastic-damage behavior of polymeric foams over a wide range of …

JH Lee, DM Ryu, CS Lee - International Journal of Plasticity, 2020 - Elsevier
The material behavior and damage of polymeric foams (eg, polyurethane foam and
polystyrene foam) are extremely complex under compression, depending on strain rates and …

Modeling of elasto-viscoplastic behavior for polyurethane foam under various strain rates and temperatures

TR Kim, JK Shin, TS Goh, HS Kim, JS Lee, CS Lee - Composite Structures, 2017 - Elsevier
The polyurethane foam (PUF) is one of the most widely used composite materials in
industrial and biomedical fields. It is frequently adopted in a wide range of environmental …

Failure analysis of reinforced polyurethane foam-based LNG insulation structure using damage-coupled finite element analysis

CS Lee, JM Lee - Composite Structures, 2014 - Elsevier
The primary aim of this study was to develop a unified anisotropic elasto-viscoplastic-
damage model that describes the material nonlinear behavior and damage/crack growth of …

[HTML][HTML] Unified constitutive model with consideration for effects of porosity and its application to polyurethane foam

JH Lee, SK Kim, S Park, KH Park, JM Lee - Composites Part B: Engineering, 2018 - Elsevier
Polyurethane foam (PUF) is a popular insulation material and has crucial mechanical
characteristics under compression in the principal loading direction, including nonlinear …

A temperature-and strain-rate-dependent isotropic elasto-viscoplastic model for glass-fiber-reinforced polyurethane foam

CS Lee, MS Kim, SB Park, JH Kim, CS Bang, JM Lee - Materials & Design, 2015 - Elsevier
The primary aim of the present study is to provide a new constitutive model and its
computational procedure for a glass-fiber-reinforced polyurethane foam (RPUF) subjected to …

A new constitutive model for simulation of softening, plateau, and densification phenomena for trabecular bone under compression

CS Lee, JM Lee, BH Youn, HS Kim, JK Shin… - Journal of the …, 2017 - Elsevier
A new type of constitutive model and its computational implementation procedure for the
simulation of a trabecular bone are proposed in the present study. A yield surface …

[HTML][HTML] Adhesive hardening and plasticity in bonded joints

PC Mohapatra, LV Smith - International Journal of Adhesion and Adhesives, 2021 - Elsevier
While strain-hardening mechanisms for many metals are well understood, polymers in
general, and adhesives in particular, have received less attention. Thin adhesive joints are …

Fracture toughness improvement of polyurethane adhesive joints with chopped glass fibers at cryogenic temperatures

S Nam, YH Yu, I Choi, CS Bang - Composite Structures, 2014 - Elsevier
Polyurethane (PU) adhesive is widely used for bonding the secondary barrier of cryogenic
containment systems (CCS) of liquefied natural gas (LNG) ships due to its ductility at room …