NSTL国家科技图书文献中心

1. Discrete-element method simulations of shallow landslides triggered by rainfall NSTL国家科技图书文献中心

Cui, Kai | Ci, Wei ... - 《European Journal of Environmental and Civil Engineering》 - 2025,29(1/3) - 489～506 - 共18页

摘要： discrete element method (DEM) is first applied to model | Rainfall infiltration is a primary cause of | slope failure. Analyzing the entire process of a | landslide triggered by rainfall is crucial for the design | of infrastructure. However, the complexity

关键词： Rainfall infiltration | unsaturated soil | discrete element method | shallow landslides

2. Failure mechanism investigation of the adhesively bonded joints using Finite Element and Discrete Element methods NSTL国家科技图书文献中心

Abylkassimov A. | Kalimuldina G.... - 《Composite structures》 - 2025,351(Jan.) - 1.1～1.19 - 共19页

摘要： discrete element method were used to predict strength and | demonstrated good agreement. Subsequently, discrete element | experimental results. Using the innovative discrete element | failure indicator. Analysis from the discrete element | ) subjected to axial loading. Finite element* method and*

关键词： Cohesive zone model | Discrete element method | Finite element method | JohnsonKendallRoberts model | Lap shear joints

3. Discrete element analysis of the influence of grinding media shape on the grinding process NSTL国家科技图书文献中心

Fang, Xin | Wu, Caibin ... - 《Minerals Engineering》 - 2025,225 - 109222～ - 共12页

摘要： Discrete Element Method (DEM) simulations and batch | The shape of the media significantly impacts | the grinding process, but opacity (the black box | issue) limits indepth analysis of the mechanisms by | which media shape affects grinding. This paper employs

关键词： Media Shape | Discrete Element Method | Grinding Process

4. A Fatigue Cohesive Law-Embedded Finite-Discrete Element Method for Pulsed Hydraulic Fracture Simulation NSTL国家科技图书文献中心

Wei, Xuanchun | Wang, Lei ... - 《International journal for numerical and analytical methods in geomechanics》 - 2025,49(5) - 1359～1377 - 共19页

摘要： into the finite-discrete* element method (FDEM) to* | The pulsed hydraulic fracture (PHF) is a | stimulation technique of reservoir, which can lower | breakdown pressure by generating fatigue fracture. In this | study, a fatigue cohesive law is proposed and embedded

关键词： fatigue cohesive law | finite-discrete element method | numerical simulation | plastic deformation | pulsed hydraulic fracture | finite‐discrete element method

5. Dynamic Analysis of Freezing Railway Ballast Using the Discrete Element Method NSTL国家科技图书文献中心

Bian, Wenrui | Ma, Yundong ... - 《Geotechnical and geological engineering》 - 2025,43(2) - ARTN 88～ - 共14页

摘要： through a standard-compliant discrete* element modeling* | (DEM). The vibration response of ballast at different | This study investigates the impact of freezing | on the dynamic characteristics of ballast track | positions under cyclic loading is analyzed. And the

关键词： Ballast | Freezing ballast track | Discrete element method (DEM) | Vibration response

6. Enhancing discrete element model accuracy for lunar soil: Calibration and validation of mesoscopic parameters NSTL国家科技图书文献中心

Bu X. | Xu X.... - 《Planetary and space science》 - 2025,255(Jan.) - 1.1～1.9 - 共9页

摘要： the discrete* element model for lunar soil-tool* | element model of lunar soil incorporating particle shape | simulation work, this paper introduces a novel discrete | © 2024 Elsevier LtdTo enhance the precision of | and the van der Waals forces between particles. The

关键词： Discrete element model | Lunar soil | Mesoscopic parameters | Van der waals force

7. Rock-breaking performances of the special-shaped PDC cutter: insights from discrete element model NSTL国家科技图书文献中心

Zhu, Xiaohua | Wang, Yanfei ... - 《Journal of the Brazilian Society of Mechanical Sciences and Engineering》 - 2025,47(2) - 共18页

摘要： cutters, this study introduces a 3D discrete element | The development of the Special-shaped | Polycrystalline Diamond Compact (SPDC) cutters has significantly | improved the rock-breaking efficiency of PDC bits | . However, due to the complex geometric structure of the

关键词： Rock-cutting | Discrete element modeling | PDC cutter | Rock-breaking efficiency

8. Ultrasonic pulse velocimetry of hydrate-bearing sediments using discrete element method NSTL国家科技图书文献中心

Zhao, Mingxin | Liu, Huaishan ... - 《Gas Science and Engineering》 - 2025,134 - 共15页

摘要：-bearing sediments using the discrete* element method was* | using the discrete* element method. Further, based on* | A proper understanding of the shear | deformation behavior of natural gas hydrate-bearing | sediments and acoustic response characteristics is crucial

关键词： Hydrate-bearing sediments | Discrete element method | Ultrasonic pulse velocimetry | Acoustical property | Shear deformation

9. Development and calibration of discrete element model for layered gravel soils in forested areas NSTL国家科技图书文献中心

Zhou, Yuan | Shahin, Mohamed A.... - 《Powder Technology》 - 2025,449 - 共19页

摘要：In this paper, a Discrete Element Method (DEM | -layered gravel soils. The soil grains in the DEM* model* | , size, and shape. The DEM* model parameters are* | -Behnken experiments. The values of the optimal DEM* model* | verified by comparing indoor test results with the DEM

关键词： Layered gravel soils | Discrete element method (DEM) | Forested areas | Forestry machinery vehicles | Vehicles and soil interaction

10. Numerical analysis on failure mode of 3D columnar polycrystalline ice based on discrete element method NSTL国家科技图书文献中心

Li, Dianzhe | Liu, Lu ... - 《Engineering Fracture Mechanics》 - 2025,315 - 110837～ - 共22页

摘要： also confirm that the Discrete Element Method (DEM | columnar polycrystalline ice using the Discrete Element | Method (DEM). The anisotropic properties of columnar | The microstructure of sea ice plays a crucial | role in governing its macroscopic mechanical

摘要： discrete element method (DEM) is first applied to model | Rainfall infiltration is a primary cause of | slope failure. Analyzing the entire process of a | landslide triggered by rainfall is crucial for the design | of infrastructure. However, the complexity

关键词： Rainfall infiltration | unsaturated soil | discrete element method | shallow landslides

关键词： Cohesive zone model | Discrete element method | Finite element method | JohnsonKendallRoberts model | Lap shear joints

摘要： Discrete Element Method (DEM) simulations and batch | The shape of the media significantly impacts | the grinding process, but opacity (the black box | issue) limits indepth analysis of the mechanisms by | which media shape affects grinding. This paper employs

关键词： Media Shape | Discrete Element Method | Grinding Process

摘要： into the finite-discrete* element method (FDEM) to* | The pulsed hydraulic fracture (PHF) is a | stimulation technique of reservoir, which can lower | breakdown pressure by generating fatigue fracture. In this | study, a fatigue cohesive law is proposed and embedded

关键词： fatigue cohesive law | finite-discrete element method | numerical simulation | plastic deformation | pulsed hydraulic fracture | finite‐discrete element method

摘要： through a standard-compliant discrete* element modeling* | (DEM). The vibration response of ballast at different | This study investigates the impact of freezing | on the dynamic characteristics of ballast track | positions under cyclic loading is analyzed. And the

关键词： Ballast | Freezing ballast track | Discrete element method (DEM) | Vibration response

摘要： the discrete* element model for lunar soil-tool* | element model of lunar soil incorporating particle shape | simulation work, this paper introduces a novel discrete | © 2024 Elsevier LtdTo enhance the precision of | and the van der Waals forces between particles. The

关键词： Discrete element model | Lunar soil | Mesoscopic parameters | Van der waals force

摘要： cutters, this study introduces a 3D discrete element | The development of the Special-shaped | Polycrystalline Diamond Compact (SPDC) cutters has significantly | improved the rock-breaking efficiency of PDC bits | . However, due to the complex geometric structure of the

关键词： Rock-cutting | Discrete element modeling | PDC cutter | Rock-breaking efficiency

摘要：-bearing sediments using the discrete* element method was* | using the discrete* element method. Further, based on* | A proper understanding of the shear | deformation behavior of natural gas hydrate-bearing | sediments and acoustic response characteristics is crucial

关键词： Hydrate-bearing sediments | Discrete element method | Ultrasonic pulse velocimetry | Acoustical property | Shear deformation

摘要：In this paper, a Discrete Element Method (DEM | -layered gravel soils. The soil grains in the DEM* model* | , size, and shape. The DEM* model parameters are* | -Behnken experiments. The values of the optimal DEM* model* | verified by comparing indoor test results with the DEM

关键词： Layered gravel soils | Discrete element method (DEM) | Forested areas | Forestry machinery vehicles | Vehicles and soil interaction

摘要： also confirm that the Discrete Element Method (DEM | columnar polycrystalline ice using the Discrete Element | Method (DEM). The anisotropic properties of columnar | The microstructure of sea ice plays a crucial | role in governing its macroscopic mechanical

关键词： Discrete element method | Columnar polycrystalline ice | Failure modes | Sea ice microstructure | Anisotropy

4008-161-200 800-990-8900

国家科技图书文献中心

摘要： discrete element method (DEM) is first applied to model | Rainfall infiltration is a primary cause of | slope failure. Analyzing the entire process of a | landslide triggered by rainfall is crucial for the design | of infrastructure. However, the complexity

关键词： Rainfall infiltration | unsaturated soil | discrete element method | shallow landslides

关键词： Cohesive zone model | Discrete element method | Finite element method | JohnsonKendallRoberts model | Lap shear joints

摘要： Discrete Element Method (DEM) simulations and batch | The shape of the media significantly impacts | the grinding process, but opacity (the black box | issue) limits indepth analysis of the mechanisms by | which media shape affects grinding. This paper employs

关键词： Media Shape | Discrete Element Method | Grinding Process

摘要： into the finite-discrete element method (FDEM) to | The pulsed hydraulic fracture (PHF) is a | stimulation technique of reservoir, which can lower | breakdown pressure by generating fatigue fracture. In this | study, a fatigue cohesive law is proposed and embedded

关键词： fatigue cohesive law | finite-discrete element method | numerical simulation | plastic deformation | pulsed hydraulic fracture | finite‐discrete element method

摘要： through a standard-compliant discrete element modeling | (DEM). The vibration response of ballast at different | This study investigates the impact of freezing | on the dynamic characteristics of ballast track | positions under cyclic loading is analyzed. And the

关键词： Ballast | Freezing ballast track | Discrete element method (DEM) | Vibration response

摘要： the discrete element model for lunar soil-tool | element model of lunar soil incorporating particle shape | simulation work, this paper introduces a novel discrete | © 2024 Elsevier LtdTo enhance the precision of | and the van der Waals forces between particles. The

关键词： Discrete element model | Lunar soil | Mesoscopic parameters | Van der waals force

摘要： cutters, this study introduces a 3D discrete element | The development of the Special-shaped | Polycrystalline Diamond Compact (SPDC) cutters has significantly | improved the rock-breaking efficiency of PDC bits | . However, due to the complex geometric structure of the

关键词： Rock-cutting | Discrete element modeling | PDC cutter | Rock-breaking efficiency

摘要：-bearing sediments using the discrete element method was | using the discrete element method. Further, based on | A proper understanding of the shear | deformation behavior of natural gas hydrate-bearing | sediments and acoustic response characteristics is crucial

关键词： Hydrate-bearing sediments | Discrete element method | Ultrasonic pulse velocimetry | Acoustical property | Shear deformation

摘要：In this paper, a Discrete Element Method (DEM | -layered gravel soils. The soil grains in the DEM model | , size, and shape. The DEM model parameters are | -Behnken experiments. The values of the optimal DEM model | verified by comparing indoor test results with the DEM

关键词： Layered gravel soils | Discrete element method (DEM) | Forested areas | Forestry machinery vehicles | Vehicles and soil interaction

摘要： also confirm that the Discrete Element Method (DEM | columnar polycrystalline ice using the Discrete Element | Method (DEM). The anisotropic properties of columnar | The microstructure of sea ice plays a crucial | role in governing its macroscopic mechanical

关键词： Discrete element method | Columnar polycrystalline ice | Failure modes | Sea ice microstructure | Anisotropy

4008-161-200 800-990-8900

国家科技图书文献中心

摘要： into the finite-discrete* element method (FDEM) to* | The pulsed hydraulic fracture (PHF) is a | stimulation technique of reservoir, which can lower | breakdown pressure by generating fatigue fracture. In this | study, a fatigue cohesive law is proposed and embedded

摘要： through a standard-compliant discrete* element modeling* | (DEM). The vibration response of ballast at different | This study investigates the impact of freezing | on the dynamic characteristics of ballast track | positions under cyclic loading is analyzed. And the

摘要： the discrete* element model for lunar soil-tool* | element model of lunar soil incorporating particle shape | simulation work, this paper introduces a novel discrete | © 2024 Elsevier LtdTo enhance the precision of | and the van der Waals forces between particles. The

摘要：-bearing sediments using the discrete* element method was* | using the discrete* element method. Further, based on* | A proper understanding of the shear | deformation behavior of natural gas hydrate-bearing | sediments and acoustic response characteristics is crucial

摘要：In this paper, a Discrete Element Method (DEM | -layered gravel soils. The soil grains in the DEM* model* | , size, and shape. The DEM* model parameters are* | -Behnken experiments. The values of the optimal DEM* model* | verified by comparing indoor test results with the DEM