Research Summary
Natural gas engineering, numerical modeling of unconventional gas reservoirs, performance prediction of gas shale reservoirs and tight sands with retrograde gases, compositional reservoir simulation and thermodynamics of hydrocarbon fluids, multiphase flow in pipelines and gas network analysis, and artificial intelligence applications.
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Research Keywords
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Recent Publications
Variable BHP reserve estimation methodology for near-critical gas-condensate reservoirs under boundary-dominated flow
Tran, K., Odike, B., Garcez, J. & Ayala, L. F., Mar 2025, In: Gas Science and Engineering. 135, 205551.Research output: Contribution to journal › Article › peer-review
A generalized kinetic theory of Ostwald ripening in porous media
Bueno, N., Ayala, L. & Mehmani, Y., Nov 2024, In: Advances in Water Resources. 193, 104826.Research output: Contribution to journal › Article › peer-review
Equation-of-state-based lattice Boltzmann model of multicomponent adsorption onto fluid–fluid interfaces
Soomro, M. & Ayala, L. F., Aug 5 2024, In: Colloids and Surfaces A: Physicochemical and Engineering Aspects. 694, 134135.Research output: Contribution to journal › Article › peer-review
Improved saturation-pressure relationship and multiphase pseudo-pressure calculations for retrograde gas reservoir production under boundary-dominated flow
Tran, K., Odike, B., Garcez, J. & Ayala H, L. F., May 2024, In: Gas Science and Engineering. 125, 205289.Research output: Contribution to journal › Article › peer-review
Ostwald ripening of multi-component bubbles in porous media: A theory and a pore-scale model of how bubble populations equilibrate
Bueno, N., Ayala, L. & Mehmani, Y., Dec 2023, In: Advances in Water Resources. 182, 104581.Research output: Contribution to journal › Article › peer-review
Modeling of anomalous gas transport in heterogeneous unconventional reservoirs using a nonlinear generalized diffusivity equation
Garcez, J., Zhang, M. & Ayala, L. F., May 15 2023, In: Fuel. 340, 127519.Research output: Contribution to journal › Article › peer-review
Unified early-to-late time forecasting method for multi-fractured horizontal wells in unconventional gas reservoirs with fracture interference effects
Garcez, J., Zhang, M. & Ayala, L. F., Feb 2023, In: Gas Science and Engineering. 110, 204884.Research output: Contribution to journal › Article › peer-review
Fugacity-based lattice Boltzmann method for multicomponent multiphase systems
Soomro, M., Ayala, L. F., Peng, C. & Ayala, O. M., Jan 2023, In: Physical Review E. 107, 1, 015304.Research output: Contribution to journal › Article › peer-review
Unrestricted component count in multiphase lattice Boltzmann: A fugacity-based approach
Soomro, M. & Ayala, L. F., Sep 2023, In: Physical Review E. 108, 3, 035304.Research output: Contribution to journal › Article › peer-review
A Robust Density-Based Approach to Production Data Analysis of Oil/Water Multiphase Flow System
Tran, K., Garcez, J. & Ayala, L. F., Nov 1 2023, In: Journal of Energy Resources Technology, Transactions of the ASME. 145, 11, 112902.Research output: Contribution to journal › Article › peer-review
A Similarity-Based Solution for Nonlinear Gas Fractional Diffusivity Equation with Application to Rate Transient Analysis of Unconventional Heterogeneous Reservoirs
Zhang, M., Garcez, J. & Ayala, L. F., Jun 2023, In: SPE Journal. 28, 3, p. 1165-1182 18 p.Research output: Contribution to journal › Article › peer-review
A two-phase type-curve method with multiscale fluid transport mechanisms in hydraulically fractured shale reservoirs
Zhang, F. Y., Zou, L. J., Rui, Z. H., Emami-Meybodi, H., Ayala, L. F. & Zhang, Z. X., Aug 2023, In: Petroleum Science. 20, 4, p. 2253-2267 15 p.Research output: Contribution to journal › Article › peer-review
Flowback and early-time production modeling of unconventional gas wells using an improved semi-analytical method
Zhang, M., Nguyen, K., Wang, Z. Q. & Ayala, L. F., Dec 2023, In: Petroleum Science. 20, 6, p. 3441-3449 9 p.Research output: Contribution to journal › Article › peer-review
Green's function-based type curves for multi-fractured horizontal gas wells in unconventional reservoirs
Garcez, J. & Ayala, L. F., Jul 15 2022, In: Fuel. 320, 123713.Research output: Contribution to journal › Article › peer-review
Two pressure boundary conditions for multi-component multiphase flow simulations using the pseudo-potential lattice Boltzmann model
Wang, Z., Soomro, M., Peng, C., Ayala, L. F. & Ayala, O. M., Nov 15 2022, In: Computers and Fluids. 248, 105672.Research output: Contribution to journal › Article › peer-review