Geon-Young Kim
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View article: Investigation of long-wavelength elastic wave propagation through wet bentonite-filled rock joints
Investigation of long-wavelength elastic wave propagation through wet bentonite-filled rock joints Open
The saturation of the compacted bentonite buffer in the deep geological repository can cause bentonite swelling, intrusion into rock fractures, and erosion. Inevitably, erosion and subsequent bentonite mass loss due to groundwater inflow c…
View article: Contemplation of relative hydraulic conductivity for compacted bentonite in a high-level radioactive waste repository
Contemplation of relative hydraulic conductivity for compacted bentonite in a high-level radioactive waste repository Open
A deep geological repository has been suggested for the disposal of high-level radioactive waste (HLW) produced from nuclear power plants. The deep geological repository system can be divided into engineered barrier system (EBS) and natura…
View article: Thermal conductivity prediction model for compacted bentonites considering temperature variations
Thermal conductivity prediction model for compacted bentonites considering temperature variations Open
View article: Temperature effect on the thermal and hydraulic conductivity of Korean bentonite buffer material
Temperature effect on the thermal and hydraulic conductivity of Korean bentonite buffer material Open
High-level radioactive waste (HLW) disposal is considered to constitute a disposal system within a deep rock mass using deep geological repository. A deep geological disposal system has an engineered barrier system (EBS) consisting of cani…
View article: Numerical analysis of coupled hydro-mechanical and thermo-hydro-mechanical behaviour in buffer materials at a geological repository for nuclear waste: Simulation of EB experiment at Mont Terri URL and FEBEX at Grimsel test site using Barcelona basic model
Numerical analysis of coupled hydro-mechanical and thermo-hydro-mechanical behaviour in buffer materials at a geological repository for nuclear waste: Simulation of EB experiment at Mont Terri URL and FEBEX at Grimsel test site using Barcelona basic model Open
We investigated the applicability of a thermo-elasto-plastic model using a TOUGH2-MP/FLAC3D simulator to reproduce the coupled hydro-mechanical behaviour at the engineered barrier emplacement experiment in Opalinus Clay and the coupled the…
View article: Numerical Modeling of Coupled Thermo-hydro-mechanical Behavior of MX80 Bentonite Pellets
Numerical Modeling of Coupled Thermo-hydro-mechanical Behavior of MX80 Bentonite Pellets Open
View article: Measuring thermal conductivity and water suction for variably saturated bentonite
Measuring thermal conductivity and water suction for variably saturated bentonite Open
An engineered barrier system (EBS) for the disposal of high-level radioactive waste (HLW) is composed of a disposal canister with spent fuel, a buffer material, a gap-filling material, and a backfill material. As the buffer is located in t…
View article: Numerical analysis of FEBEX at Grimsel Test Site in Switzerland
Numerical analysis of FEBEX at Grimsel Test Site in Switzerland Open
View article: Evaluation of Mazars damage model of KURT granite under simulated coupled environment of geological disposal
Evaluation of Mazars damage model of KURT granite under simulated coupled environment of geological disposal Open
View article: A Prediction of Saturated Hydraulic Conductivity for Compacted Bentonite Buffer in a High-level Radioactive Waste Disposal System
A Prediction of Saturated Hydraulic Conductivity for Compacted Bentonite Buffer in a High-level Radioactive Waste Disposal System Open
A geological repository comprises a natural barrier and an engineered barrier system. Its design components consist of canisters, buffers, backfill, and near-field rock. Among the engineered barrier system components, bentonite buffers min…
View article: Penetration of Compacted Bentonite into the Discontinuity in the Excavation Damaged Zone of Deposition Hole in the Geological Repository
Penetration of Compacted Bentonite into the Discontinuity in the Excavation Damaged Zone of Deposition Hole in the Geological Repository Open
View article: Numerical modelling of coupled thermo-hydro-mechanical behavior of Heater Experiment–D (HE-D) at Mont Terri rock laboratory in Switzerland
Numerical modelling of coupled thermo-hydro-mechanical behavior of Heater Experiment–D (HE-D) at Mont Terri rock laboratory in Switzerland Open
View article: Evaluation of Stress Thresholds in Crack Development and Corrected Fracture Toughness of KURT Granite under Dry and Saturated Conditions
Evaluation of Stress Thresholds in Crack Development and Corrected Fracture Toughness of KURT Granite under Dry and Saturated Conditions Open
View article: A Case Analysis on the Spalling Evaluation of the Deep Rock Mass and Pillar Spalling Modeling
A Case Analysis on the Spalling Evaluation of the Deep Rock Mass and Pillar Spalling Modeling Open
View article: Thermal Conductivity Evaluation of Compacted Bentonite Buffers Considering Temperature Variations
Thermal Conductivity Evaluation of Compacted Bentonite Buffers Considering Temperature Variations Open
An engineered barrier system (EBS) for the geological disposal of high-level radioactive waste (HLW) consists of a disposal canister packed with spent fuel, buffer material, backfill material, and gap-filling material. The buffer material …
View article: Evaluation of Water Suction for the Compacted Bentonite Buffer Considering Temperature Variation
Evaluation of Water Suction for the Compacted Bentonite Buffer Considering Temperature Variation Open
View article: A review on the design requirement of temperature in high-level nuclear waste disposal system: based on bentonite buffer
A review on the design requirement of temperature in high-level nuclear waste disposal system: based on bentonite buffer Open
View article: Evaluation of Soil-Water Characteristic Curve for Domestic Bentonite Buffer
Evaluation of Soil-Water Characteristic Curve for Domestic Bentonite Buffer Open
High-level radioactive waste (HLW) such as spent fuel is inevitably produced when nuclear power plants are operated. A geological repository has been considered as one of the most adequate options for the disposal of HLW, and it will be co…
View article: A Prediction of Thermal Expansion Coefficient for Compacted Bentonite Buffer Materials
A Prediction of Thermal Expansion Coefficient for Compacted Bentonite Buffer Materials Open
View article: Thermal Conductivity of Korean Compacted Bentonite Buffer Materials for a Nuclear Waste Repository
Thermal Conductivity of Korean Compacted Bentonite Buffer Materials for a Nuclear Waste Repository Open
Engineered barrier system (EBS) has been proposed for the disposal of high-level waste (HLW). An EBS is composed of a disposal canister with spent fuel, a buffer material, backfill material, and a near field rock mass. The buffer material …
View article: State-of-Arts of Primary Concrete Degradation Behaviors due to High Temperature and Radiation in Spent Fuel Dry Storage
State-of-Arts of Primary Concrete Degradation Behaviors due to High Temperature and Radiation in Spent Fuel Dry Storage Open
View article: A Study on the Manufacturing Characteristics and Field Applicability of Engineering-scale Bentonite Buffer Block in a High-level Nuclear Waste Repository
A Study on the Manufacturing Characteristics and Field Applicability of Engineering-scale Bentonite Buffer Block in a High-level Nuclear Waste Repository Open
View article: A Prediction of Specific Heat Capacity for Compacted Bentonite Buffer
A Prediction of Specific Heat Capacity for Compacted Bentonite Buffer Open
고준위폐기물을 처분하기 위한 심층 처분시설은 지하 500~1,000 m 깊이의 암반층에 설치된다. 심층 처분시스템의 구성 요 소로는 처분용기, 완충재, 뒷채움 및 근계 암반이 있다. 이 중 완충재는 심층 처분시스템에 있어 필수적인 요소인데, 완충재 는 지하수 유입으로부터 처분용기를 보호하고, 방사성 핵종 유출을 저지한다. 처분용기에서 발생하는 고온의 열량은 완충 재로 전파되기에 완충재의 열물성은 처분시스템의 안정성 평가에 상…
View article: Thermal Properties of Buffer Material for a High-Level Waste Repository Considering Temperature Variation
Thermal Properties of Buffer Material for a High-Level Waste Repository Considering Temperature Variation Open
View article: International collaboration on used fuel disposition crystalline rocks
International collaboration on used fuel disposition crystalline rocks Open
Active participation in international R&D is crucial for achieving the UFD long-term goals of conducting “experiments to fill data needs and confirm advanced modeling approaches” (by 2015) and of having a “robust modeling and experimental …
View article: Prediction of Ground Thermal Properties from Thermal Response Test
Prediction of Ground Thermal Properties from Thermal Response Test Open
최근 들어 경제적이고 친환경적인 에너지 활용을 위하여 지열에너지의 필요성이 점차 증대되고 있다. 특히 지열히트펌프 시스템(geothermal heat pump system)으로 불리는 지열 냉난방 시스템의 적용성이 계속 확대되고 있다. 이러한 지열히트펌프 시스템에서 지반의 열전도도와 열확산계수와 같은 지중 열물성은 설계 과정에서 매우 중요한 변수이기에 현장 열응답 시험(thermal response test)을 통해 지반의 …
View article: Prediction of Brittle Failure within Mesozoic Granite of the Daejeon Region
Prediction of Brittle Failure within Mesozoic Granite of the Daejeon Region Open
대전지역 중생대 화강암 암반을 대상으로 경험적 해석과 수치해석 모델링을 사용하여 심도에 따른 취성파괴 예측 연구를 수행하였다. 먼저 손상제어시험 등의 실내시험으로 경험적 해석과 수치해석 모델링에 필요한 입력 변수를 측정하였고, 측정결과를 바탕으로 연구지역의 암반을 경암에 속하는 그룹 A와 극경암에 속하는 그룹 B로 구분하여 각 그룹별 대표 물성치를 사용하였다. 취성파괴의 해석에는 해석구간의 심도와 측압계수(k)로 결정되는 원…
View article: Sensitivity Analyses of Three-Dimensional Discrete Fracture Network Modeling of Rock Mass
Sensitivity Analyses of Three-Dimensional Discrete Fracture Network Modeling of Rock Mass Open
This study analyzes the relationship between parameters of the discontinuity in Discrete Fracture Network model such as fracture intensity, fracture orientation, fracture size, fracture shape etc. In this paper, FracMan code was used to mo…
View article: Magnetic composites as an effective technology for removal of radioactive cesium
Magnetic composites as an effective technology for removal of radioactive cesium Open