A Coupling Model of Distinct Lattice Spring Model and Lattice Boltzmann Method for Hydraulic Fracturing
Sign Up to like & getrecommendations! Published in 2019 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-019-01819-3
Abstract: In this work, the distinct lattice spring model (DLSM) and the lattice Boltzmann method (LBM) are coupled together to simulate hydraulic fracturing problems. As the DLSM and LBM are both lattice modelling methods, the lattice… read more here.
Keywords: spring model; model; distinct lattice; hydraulic fracturing ... See more keywords
Developing a four-dimensional lattice spring model for mechanical responses of solids
Sign Up to like & getrecommendations! Published in 2017 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2016.11.034
Abstract: Abstract In this work, a four-dimensional lattice spring model is developed for studying the mechanical responses of solids. Our results indicate that the Poisson’s ratio limitation of the classical lattice spring model defined in three-dimensional… read more here.
Keywords: spring model; model; dimensional lattice; lattice spring ... See more keywords
A novel DEM approach for modeling brittle elastic media based on distinct lattice spring model
Sign Up to like & getrecommendations! Published in 2019 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2019.03.013
Abstract: Abstract The Discrete Element Method (DEM), also known as Distinct Element Method (DEM), is extensively used to study divided media such as granular materials. When brittle failure occurs in continuum such as concrete or ceramics,… read more here.
Keywords: spring model; distinct lattice; method; dem ... See more keywords
Modeling seismic responses in complex fractured media using the modified lattice spring model coupled with discrete fracture networks
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2021.104206
Abstract: Abstract Crack microgeometry vitally influences effective elastic characteristics and sonic responses. Researchers commonly employ seismic-wave-based exploration methods to assess and interpret fracture attributes. Numerical simulation, as a promising way for this issue, still faces some… read more here.
Keywords: spring model; modified lattice; fracture; complex fractured ... See more keywords
Lattice spring model with angle spring and its application in fracture simulation of elastic brittle materials
Sign Up to like & getrecommendations! Published in 2020 at "Theoretical and Applied Fracture Mechanics"
DOI: 10.1016/j.tafmec.2019.102469
Abstract: Abstract Lattice Spring Model with Angle Spring (LSMA) is a novel type of lattice model. Compared with the general lattice spring model, LSMA adds the rotational and tangential degrees of freedom, whose spring parameters are… read more here.
Keywords: spring model; model; rotation; spring ... See more keywords
A rectangular-grid lattice spring model for modeling elastic waves in Poisson’s solidsRectangular LSM to model elastic waves
Sign Up to like & getrecommendations! Published in 2018 at "Geophysics"
DOI: 10.1190/geo2016-0414.1
Abstract: Lattice spring model (LSM) combined with the velocity Verlet algorithm is a newly developed scheme for modeling elastic waves propagation in solid media. Unlike conventional wave equations, LSM is established on the basis of micro-mechanics… read more here.
Keywords: spring model; elastic waves; rectangular grid; modeling elastic ... See more keywords