Results 21 to 30 of about 1,006,610 (297)

Technological progress and prospects of reservoir stimulation

open access: yesPetroleum Exploration and Development, 2019
Through reviewing the development history of reservoir hydraulic fracturing technology, this paper demonstrated the latest research progress at home and abroad and summarized six technical gaps between China and the world, that is fracture propagation ...
Qun LEI   +9 more
doaj   +1 more source

The “fracture-controlled reserves” based stimulation technology for unconventional oil and gas reservoirs

open access: yesPetroleum Exploration and Development, 2018
To solve the problems facing the economic development of unconventional oil and gas, a new concept and corresponding technology system of reservoir stimulation based on “fracture-controlled reserves” are put forward.
Qun LEI   +7 more
doaj   +1 more source

Study on Wellbore Stability and Failure Regions of Shale considering the Anisotropy of Wellbore Seepage

open access: yesGeofluids, 2021
The hard and brittle shale formation is prone to collapse and instability, and the penetration of drilling fluid along the bedding reduces the mechanical properties of rock near the borehole wall, resulting in serious downhole accidents.
Fan Zhang   +4 more
doaj   +1 more source

Reservoir computing with output feedback [PDF]

open access: yes, 2011
Reinhart RF. Reservoir computing with output feedback. Bielefeld: Bielefeld University; 2011.A dynamical system approach to forward and inverse modeling is proposed. Forward and inverse models are trained in associative recurrent neural networks that are
Reinhart, René Felix, Reinhart, Felix
core   +1 more source

Perforation Optimization of Intensive-Stage Fracturing in a Horizontal Well Using a Coupled 3D-DDM Fracture Model

open access: yesEnergies, 2021
Intensive-stage fracturing in horizontal wells is a potentially new technology for reservoir stimulations of deep shale oil and gas. Due to a strong stress interaction among the dense fractures, the fracture geometry and stress field are very complicated,
Wan Cheng, Chunhua Lu, Bo Xiao
doaj   +1 more source

Introduction to the appropriate-stimulation degree of hydraulic fracture networks in shale gas reservoirs

open access: yesNatural Gas Industry B, 2018
Due to the limitation of actual shale gas reservoir conditions and fracturing technologies, artificial fracture networks are different greatly even in the same or similar stimulated reservoir volume.
Yuzhang Liu   +5 more
doaj   +1 more source

A Review of Stimulation Technologies for Weakly-Consolidated Natural Gas Hydrate Reservoirs

open access: yesEnergies, 2022
As an unconventional clean resource with huge reserves and a wide distribution, natural gas hydrates (NGHs) have good application prospects. However, due to limited understanding and available production technology for NGHs, there is still a large gap ...
Bo Ning   +3 more
doaj   +1 more source

Volume fracturing technology of unconventional reservoirs: Connotation, design optimization and implementation

open access: yesPetroleum Exploration and Development, 2012
The connotation, design optimization and implementation of the Volume Fracturing technique are discussed. The connotation includes five aspects as follows: (1) break up reservoirs to form complex fracture network, and “artificial” permeability; (2) the ...
Qi WU   +4 more
doaj   +1 more source

Progress and prospects of oil and gas production engineering technology in China

open access: yesPetroleum Exploration and Development, 2022
This paper summarizes the important progress in the field of oil and gas production engineering during the “Thirteenth Five-Year Plan” period of China, analyzes the challenges faced by the current oil and gas production engineering in terms of ...
Xinquan ZHENG   +6 more
doaj   +1 more source

Progress and development of volume stimulation techniques

open access: yesPetroleum Exploration and Development, 2018
Based on the theoretical study and field application of volume stimulation in horizontal wells over the past 10 years, the core connotation of volume stimulation was further interpreted.
Yun XU   +7 more
doaj   +1 more source

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