연구실 명칭

지반시스템해석 연구실

주요연구분야

지반 사회기반시설의 해석

지반재료의 물성치 산정을 위한 역해석

지반 - 구조물 상호작용 및 기초의 동적거동

Research Area

Modeling of Geotechnical Infrastructures

Inverse Analysis to Estimate Soil Material Properties

Soil-Structure Interaction and Vibration of Foundations

주요연구활동

수치해석과 모형시험을 통한 풍력발전기 해상기초의 거동 분석

대형 현장시험을 통한 지반의 물성치 역해석

얕은 기초의 동적 거동특성 분석

도로 노상체의 거동분석 및 역해석

개량된 연약점토의 거동분석 및 복합재료의 연구

터널 막장의 침투수압 연구

정수를 위한 과립물질의 거동특성 연구

Research Activity

Capacity and Performance of Offshore Foundations for Wind Tower

Inverse Analysis of Large-Scale In-Situ Test

Analysis of Vibrating Shallow Foundations

Forward and Inverse Analyses of Subgrade in Pavement System

Numerical Modeling of Improved Soft Clay and Composite Geo-Materials

Analysis of Seepage Force at Tunnel Face

Physical Behaviors of Water-Screening Granular Materials

주요발표논문 (Selected Publication)

Journal Articles

Malla R, Anandakumar G, Ahn J. Experimental, Analytical and Numerical Studies of Full-Scale Activated Alumina Granular Material Beds for Water Processing in Space, submitted to Journal of Aerospace Engineering, ASCE.

Malla R, Gopal J, Ahn J. Mechanical behavior of water de-ionizing granular material for space life support, submitted to Journal of Aerospace Engineering, ASCE.

Ahn J, Kim YT. Consolidation behavior and stress concentration ratio of SCP-composite ground, submitted to Marine Georesources and Geotechnology.

Ahn J, Biscontin G, Roesset JM. Natural frequency and damping ratio of vertically vibrated shallow foundation, submitted to Soil Dynamics and Earthquake Engineering.

Kim YT, Ahn J, Han WJ, Gabr MA. Experimental e-v-a-luation of strength characteristics of stabilized dredged soil, Journal of Materials in Civil Engineering, ASCE. 2010; 22(5): 539-554, (IF: 0.526).

Ahn J, Cote B, Robinson B, Gabr M, Borden R. Inverse analysis of plate load tests to assess subgrade resilient modulus, Journal of the Transportation Research Board. 2009 (2101): 110-117 (IF: 0.259).

Ahn J, Biscontin G, Roesset JM. Wave propagation velocity under a vertically vibrated surface foundation, International Journal for Numerical and Analytical Methods in Geomechanics. 2009; 33:1153 1167 (IF: 1.135).

Ahn J, Biscontin G, Roesset JM. Wave propagation in nonlinear one-dimensional soil model, International Journal for Numerical and Analytical Methods in Geomechanics. 2009; 33(4): 487-509 (IF: 1.135).

Lee I-M, Nam S-W, Ahn J. Effect of seepage forces on the tunnel face stability. Canadian Geotechnical J., Canada, NRC Research Press 2003; 40(2): 342-350 (IF: 0.675).

Conference Proceeding

Ahn J, Biscontin G, Roesset JM. Estimation of in situ shear modulus as a function of level of shear strain, 4th International Symposium on Deformation Characteristics of Geomaterials, Atlanta, GA, USA 2008.

Ahn J, Biscontin G, Roesset JM. Wave propagation under vertically excited surface foundation, Geotechnical Earthquake Engineering and Soil Dynamics IV, Sacramento, CA, USA 2008.

Ahn J, Biscontin G, Roesset JM. Determination of average dynamic properties of vertically excited foundation: numerical approach. 4th International Conference on Earthquake Geotechnical Engineering, Greece 2007.

Park J, Blackburn TJ, Ahn J. Upper bound solutions for tunnel face stability considering seepage and strength increase with depth. ITA-AITES World Tunnel Congress 2007, Prague, Czech Republic 2007.

Ahn J, Biscontin G, Roesset JM. Wave propagation due to sinusoidal excitation in nonlinear one-dimensional soil column. GeoDenver 2007, Denver, CO, USA 2007.