John and Willie Leone Department of Energy & Mineral Engineering (EME)

  • United States

Research Output 1972 2020

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2019

A dynamic fractal permeability model for heterogeneous coalbed reservoir considering multiphysics and flow regimes

Tian, J., Liu, J., Elsworth, D., Leong, Y. K., Li, W. & Zeng, J., Jan 1 2019.

Research output: Contribution to conferencePaper

Fractals
Fractal dimension
Gases
Pore pressure
Pore structure

A numerical approach to upgrade the estimation of gas diffusion coefficient in coal matrix

Liu, P., Liu, S. & Yin, G., Jan 1 2019.

Research output: Contribution to conferencePaper

gaseous diffusion
Diffusion in gases
Coal
coal
diffusion coefficient

Dynamic water vapor sorption on Marcellus shales: Equilibrium, thermodynamic and kinetic analyses

Sang, G., Liu, S. & Elsworth, D., Jan 1 2019.

Research output: Contribution to conferencePaper

shales
Steam
thermodynamic equilibrium
sorption
water vapor

Effects of roughness on permeability evolution and frictional behavior of fractures under shear

Fang, Y., Elsworth, D., Ishibashi, T. & Zhang, F., Jan 1 2019.

Research output: Contribution to conferencePaper

roughness
permeability
Surface roughness
shear
shearing

Evolution of coal permeability to gaseous CO2 and supercritical CO2, N2 and He under in-situ stresses

Zhi, S. & Elsworth, D., Jan 1 2019.

Research output: Contribution to conferencePaper

Helium
Coal
in situ stress
coal
helium

Gas saturated coal failure envelope establishment through single core multistage triaxial loading tests

Fan, L. & Liu, S., Jan 1 2019.

Research output: Contribution to conferencePaper

loading test
Coal
coal
envelopes
Gases

Indicator-based data assimilation with localization for updating models using limited ensemble size

Kumar, D. & Srinivasan, S., Jan 1 2019, p. 278-282. 5 p.

Research output: Contribution to conferencePaper

Model Updating
Data Assimilation
data assimilation
Ensemble
Update
shear strength
microanalysis
Shear strength
roughness
permeability

Mapping natural fracture networks using stochastic and machine learning approaches

Chandna, A. & Srinivasan, S., Jan 1 2019, p. 250-254. 5 p.

Research output: Contribution to conferencePaper

Stochastic Networks
fracture network
Machine Learning
artificial neural network
Artificial Neural Network

Mechanistic analysis of shale permeability evolution data

Shi, R., Liu, J. & Elsworth, D., Jan 1 2019.

Research output: Contribution to conferencePaper

Shale
Swelling
Pore pressure
Macros
Sorption
Cryogenic liquids
Coal
Liquid nitrogen
liquid nitrogen
coal

Modeling of anisotropic sorption-induced coal deformations

Liu, A. & Liu, S., Jan 1 2019.

Research output: Contribution to conferencePaper

volumetric strain
Coal
coal
sorption
Sorption

Multiphase permeability evolution in low permeability sandstones from surfactant-treated fractring fluids

Abaa, K., Wang, J. Y., Elsworth, D. & Ityokumbul, M., Jan 1 2019.

Research output: Contribution to conferencePaper

Sandstone
Surface active agents
Fracturing fluids
Fluids
Gas permeability
Geomechanics
geomechanics
Coal
Pore structure
hydrostatics

Permeability and rigidity of green river shale before and after interaction with water

Yildirim, L. T. O., Elsworth, D. & Wang, J. Y., Jan 1 2019.

Research output: Contribution to conferencePaper

Shale
rigidity
Rigidity
rivers
shale

Permeability damage of coal for guar gel fracturing operation

Huang, Q. & Liu, S., Jan 1 2019.

Research output: Contribution to conferencePaper

Fracturing (fossil fuel deposits)
Coal
fracturing
coal
permeability

Permeability enhancement in gas shale due to nitrogen flooding

Schwartz, B. & Elsworth, D., Jan 1 2019.

Research output: Contribution to conferencePaper

Nitrogen
Pore pressure
Sorption
Gas permeability
Shale

Proppant transport in a propagating hydraulic fracture and the evolution of transport properties

Wang, J., Elsworth, D. & Denison, M. K., Jan 1 2019.

Research output: Contribution to conferencePaper

Proppants
hydraulics
Transport properties
transport properties
Hydraulics
2018
2 Citations (Scopus)

A Continuous and Predictive Viscosity Model Coupled to a Microemulsion Equation-Of-State

Khodaparast, P. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Microemulsions
Equations of state
equation of state
viscosity
Viscosity
3 Citations (Scopus)

A new way of compositional simulation without phase labeling

Khorsandi, S., Li, L. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Equations of state
Labeling
permeability
equation of state
Recovery
Coal
coal
microstructure
scanning electron microscopy
Microstructure
1 Citation (Scopus)

Co-evolution of fracture permeability and friction in rocks from the egs collab experiment 1 site

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

coevolution
permeability
friction
Rocks
rocks

Co-evolution of friction and permeability in a propped fracture under constant shear and implication to induced seismicity

Zhang, F., Fang, Y., Elsworth, D. & Wang, C., Jan 1 2018.

Research output: Contribution to conferencePaper

induced seismicity
Proppants
coevolution
permeability
friction
3 Citations (Scopus)

Conductivity evolution of proppant-filled hydraulic fractures

Wang, J., Elsworth, D. & Ma, T., Jan 1 2018.

Research output: Contribution to conferencePaper

Proppants
hydraulics
conductivity
Hydraulics
transmissivity
1 Citation (Scopus)

Coupled capillary pressure and relative permeability using an equation-of-state approach

Li, L. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Capillarity
capillary pressure
Equations of state
equation of state
permeability
3 Citations (Scopus)

Design of a long term hydraulic fracture and flow system

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

hydraulics
pump
Hydraulics
Pumps
pumps

Determination of shale matrix permeability through dynamic methane production experiments using variable pressure gradients

Fan, K., Li, Y., Elsworth, D., Dong, M., Yu, H., Yin, C. & Li, Y., Jan 1 2018.

Research output: Contribution to conferencePaper

Shale
Pressure gradient
Methane
Experiments
Gases
4 Citations (Scopus)

Diffusion-dominated proxy model for solvent injection in ultra-tight oil reservoirs

Cronin, M., Emami-Meybodi, H. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Recovery
oil
primary production
Darcy law
Oils

Evolution of permeability in sand injectite systems

Hu, Y., Gan, Q., Hurst, A. & Elsworth, D., Jan 1 2018.

Research output: Contribution to conferencePaper

Sand
permeability
sand
Flow of fluids
fracture network
1 Citation (Scopus)

Experimental design for hydrofracturing and fluid flow at the DOE EGS collab testbed

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

Testbeds
experimental design
Design of experiments
fluid flow
Flow of fluids
2 Citations (Scopus)

Extension of HLD-NAC flash calculation algorithm to multicomponent mixtures of microemulsion and excess phases

Khorsandi, S. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Microemulsions
surfactant
partitioning
Surface active agents
polymer

Frictional and sealing behavior of Marcellus shale

Li, Z. & Elsworth, D., Jan 1 2018.

Research output: Contribution to conferencePaper

sealing
Quartz
Shale
shale
permeability

Gas sorption characteristics of tectonically deformed coals and their implications on gas drainage and outburst control

Yang, Y., Liu, S., Zhao, W. & Wang, L., Jan 1 2018.

Research output: Contribution to conferencePaper

Coal
drainage
outburst
coal
sorption

Hydraulic fracture modeling in support of EGS collab treatment designs

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

hydraulics
Hydraulics
Hydraulic fracturing
fracturing
stress field

Hydraulic fracturing of MECBM reservoirs for nutrient delivery

Zhi, S. & Elsworth, D., Jan 1 2018.

Research output: Contribution to conferencePaper

coalbed methane
Hydraulic fracturing
fracturing
nutrients
hydraulics
incandescence
Soot
tires
soot
Tires
1 Citation (Scopus)

Laboratory validation of fracture caging for hydraulic fracture control

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

hydraulics
Hydraulics
stimulation
well
Well pressure

Microwave plasma processing of methane: Optical diagnostics and carbon characterizations

Vander Wal, R. L., Sengupta, A., Musselman, E., Zeller, K. & Skoptsov, G., Jan 1 2018.

Research output: Contribution to conferencePaper

Plasma applications
Coal
Methane
coal
Carbon
1 Citation (Scopus)

Minimum miscibility pressure calculation for oil shale and tight reservoirs with large gas-oil capillary pressure

Zhang, K., Nojabaei, B., Ahmadi, K. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Oil shale
Petroleum reservoirs
Capillarity
Gas oils
Solubility

Multi-well analytical solution for coning under simultaneous steady-state flow of three phases

Ahn, E., Johns, R. T. & Phaiboonpalayoi, C., Jan 1 2018.

Research output: Contribution to conferencePaper

Capillarity
capillary pressure
permeability
well
oil
3 Citations (Scopus)
research facilities
seepage
Seepage
drilling
Drilling
shales
water retention
Mercury
intrusion
low pressure

Quantification of nanostructure changes by HRTEM and fringe analyses during NO2-O2 oxidation

Srilomsak, M., Singh, M., Hanamura, K. & Vander Wal, R. L., Jan 1 2018.

Research output: Contribution to conferencePaper

Soot
soot
Nanostructures
Transmission electron microscopy
Oxidation
1 Citation (Scopus)

Radial permeability measurement for shale using variable pressure gradients

Fan, K., Sun, R., Elsworth, D., Dong, M., Li, Y., Yin, C. & Li, Y., Jan 1 2018.

Research output: Contribution to conferencePaper

Shale
Pressure gradient
pressure gradient
Gradient methods
shale

Reconciliation of carbon oxidation rates and activation energies based on changing nanostructure

Singh, M., Gaddam, C. K., Vander Wal, R. L., Chen, X., Yezerets, A. & Kamasamudram, K., Jan 1 2018.

Research output: Contribution to conferencePaper

Nanostructures
Carbon
Activation energy
activation energy
Oxidation

Soot derivatization for source identification

Singh, M. & Vander Wal, R. L., Jan 1 2018.

Research output: Contribution to conferencePaper

Soot
soot
Nanostructures
Lasers
lamella
4 Citations (Scopus)
research facilities
test stands
experiment
Experiments
fracture geometry
2 Citations (Scopus)

The EGS collab project: Stimulation and simulation

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

stimulation
permeability
simulation
test stands
Experiments
Quartz
shear strength
reservoir rock
Shear strength
coating
2017
1 Citation (Scopus)
Shale
Data mining
Chemical analysis
Geochemistry
Water