Composite materials & structures

Process-induced residual stress and deformation for woven composite with the various textile patterns

직조형을 포함한 다양한 복합재의 공정유도 잔류 변형과 응력 예측 

Estimation of the effective material properties (mechanical, thermal, chemical) for woven composites with the various textile patterns

Prediction of the process-induced residual deformation for thermosetting resin composite considering the viscoelastic behaviors 

Bird strike simulation for composite structures considering sloshing effects based on SPH and CEL method

복합재 구조물에 대한 조류충돌 분석 (탱크 내 유체의 슬로싱 고려)

Bird strike simulation for auxiliary fuel tanks of helicopters 

Evaluation of impact-induced damages considering sloshing effects of fuel 

Impact simulation based on 1) Smoothed Particle Hydrodynamic (SPH) method and 2) Coupled Eulerian Lagrangian (CEL) method

Applications: low-velocity impacts (bird strike, hailstone, etc)

Applications of the functionally graded/cellular materials from aerospace to bio-composite structures.

기능경사재료가 적용된 구조물에 대한 설계, 해석 기술

Effects of various influencing parameters of the structural response of the FGM aerospace structures 

Modelling of FGM and microstructural defects (porosity) to find the effective material properties of the structures

Applications of graded cellular materials as bio-composite structures in making artificial bone scaffolds

Structural battery composites based on carbon fibers in a structural electrolyte matrix material

탄소 섬유 기반 복합재 구조 배터리 개발 

Multifunctional energy storage composites embed battery layers in structures

Development of a structural battery carrying mechanical loads and simultaneously storing electrical energy

Evaluation of electrochemical & mechanical properties of structural batteries 

Drop impact simulation for composite structures considering sloshing effects based on CEL method

복합재 구조물에 대한 내추락 해석 

Drop impact simulation for auxiliary composite fuel tanks of helicopters 

Evaluation of impact-induced damages considering sloshing effects of fuel 

Impact simulation based on coupled Eulerian Lagrangian (CEL) method

Damage evaluation for composite structures

3차원 복합재 구조에 대한 손상 예측과 평가 

FEA (solid & shell) with damage models and failure criteria 

Target structures: i. composite plate, ii. composite vessel (tank), iii. composite honeycomb structure, etc 

Tests for composite materials and structures

복합재와 복합재 구조에 대한 시험

Impact tests (low-velocity impact & quasi-static indentation) for composite structures

Burst pressure tests for composite cylinders

Matrix burn-off tests for estimating  fiber volume fraction

Standard tests for composite materials

Fabrication of composite structures 

다양한 제조 공정을 통한 복합재 구조물 제작 

Hand layup process

Vacuum assisted resin transfer molding (VARTM) process

Modified RTM process 

Autoclave process