A novel self-adaptive multi-fidelity surrogate-assisted multi-objective evolutionary algorithm for simulation-based production optimization

L Wang, Y Yao, T Zhang, CD Adenutsi, G Zhao… - Journal of Petroleum …, 2022 - Elsevier
Multi-objective production optimization (MOPO) which aims at finding an optimal well control
scheme is regarded as a win-win strategy for improving economic and production gains …

An upwind generalized finite difference method (GFDM) for meshless analysis of heat and mass transfer in porous media

X Rao - Computational Particle Mechanics, 2023 - Springer
In this paper, an upwind GFDM is developed for coupled heat and mass transfer problems in
porous media. GFDM is a meshless method that can obtain the difference schemes of …

A generic workflow of projection-based embedded discrete fracture model for flow simulation in porous media

X Rao - Computational Geosciences, 2023 - Springer
Numerical modeling of multiphase flow phenomena in fractured porous media has always
been a hot topic in recent years. Projection-based embedded discrete fracture model …

A green element method-based discrete fracture model for simulation of the transient flow in heterogeneous fractured porous media

Y Wu, L Cheng, S Fang, S Huang, P Jia - Advances in Water Resources, 2020 - Elsevier
Advances in hydraulic fracturing technology are promoting global interest in the simulation
of the transient flow in fractured porous media. Boundary element method (BEM) is widely …

两套节点格林元嵌入式离散裂缝模型数值模拟方法

程林松, 杜旭林, 饶翔, 曹仁义, 贾品 - 力学学报, 2022 - lxxb.cstam.org.cn
对于原始嵌入式离散裂缝模型(EDFM), 在计算包含裂缝单元的基质网格内的压力分布时采用了
线性分布假设, 这导致了油藏开发早期对非稳态窜流量的计算精度不足. 因此 …

The effects of the boundary layer and fracture networks on the water huff-n-puff process of tight oil reservoirs

D Wang, L Cheng, R Cao, P Jia, S Fang, X Rao… - Journal of Petroleum …, 2019 - Elsevier
Application of multi-fractured horizontal wells has led to significant progress in the
development of tight oil reservoirs. However, oil production rapidly decreases and the …

Application of the least-square meshless method to gas-water flow simulation of complex-shape shale gas reservoirs

X Rao, W Zhan, H Zhao, Y Xu, D Liu, W Dai… - … Analysis with Boundary …, 2021 - Elsevier
This paper used meshless method to study water-gas flow in dual-medium shale gas
reservoir model. In which moving least square is adopted for local approximation of fracture …

An efficient three-dimensional embedded discrete fracture model for production simulation of multi-stage fractured horizontal well

X Rao, L Cheng, R Cao, P Jia, W Yonghui, Y He… - … Analysis with Boundary …, 2019 - Elsevier
In this paper, an efficient three-dimensional (3D) embedded discrete fracture model (EDFM)
for production simulation of multistage fractured horizontal well is developed. The proposed …

A connection element method: Both a new computational method and a physical data-driven framework—-Take subsurface two-phase flow as an example

H Zhao, W Zhan, Z Yuhui, T Zhang, H Li… - Engineering Analysis with …, 2023 - Elsevier
In traditional reservoir simulation methods, the computational domain is often discretized
into a grid system (FDM, FVM, FEM, etc.) or a mesh reduction system (point source solution …

A novel edge-based green element method for simulating fluid flow in unconventional reservoirs with discrete fractures

Y Wu, L Cheng, S Fang, JE Killough, S Huang, P Jia - SPE Journal, 2020 - onepetro.org
The boundary‐element method (BEM) is widely used in modeling fluid flow in fractured
reservoirs. However, the computation is extremely expensive when real heterogeneity and …