Results 21 to 30 of about 288,333 (267)

Analytical Model for Predicting Productivity of Radial-Lateral Wells

open access: yesEnergies, 2020
An analytical model for predicting the productivity of Radial-lateral wells (RLW) drilled using radial jet drilling technology was developed in this work.
Boyun Guo, Rashid Shaibu, Xu Yang
doaj   +1 more source

Singular value decomposition of the radial distribution function for hard sphere and square well potentials. [PDF]

open access: yesPLoS ONE, 2013
We compute the singular value decomposition of the radial distribution function g(r) for hard sphere, and square well solutions. We find that g(r) decomposes into a small set of basis vectors allowing for an extremely accurate representation at all ...
Travis Hoppe
doaj   +1 more source

Automatic well test interpretation based on convolutional neural network for a radial composite reservoir

open access: yesPetroleum Exploration and Development, 2020
: An automatic well test interpretation method for radial composite reservoirs based on convolutional neural network (CNN) is proposed, and its effectiveness and accuracy are verified by actual field data.
Daolun LI   +4 more
doaj   +1 more source

Mixing effect and skin effect on radical solute transport around an injection well

open access: yes地质科技通报, 2023
Objective The conceptual model of the single-well push test is a hot topic in groundwater hydrogeology. Methods In this study, a new mathematical model was developed for radial solute transport in an aquifer near injection wells. The heterogeneity of the
Ke Ma, Chong Ma, Hongbin Zhan, Yang Liu
doaj   +1 more source

Injectivity Assessment of Radial-Lateral Wells for CO2 Storage in Marine Gas Hydrate Reservoirs

open access: yesEnergies, 2023
The carbon dioxide (CO2) leak from conventional underground carbon storage reservoirs is an increasing concern. It is highly desirable to inject CO2 into low-temperature reservoirs so that CO2 can be locked inside the reservoir in a solid state as CO2 ...
Boyun Guo, Peng Zhang
doaj   +1 more source

Approximate analysis of three-dimensional groundwater flow toward a radial collector well in a finite-extent unconfined aquifer [PDF]

open access: yesHydrology and Earth System Sciences, 2016
This study develops a three-dimensional (3-D) mathematical model for describing transient hydraulic head distributions due to pumping at a radial collector well (RCW) in a rectangular confined or unconfined aquifer bounded by two parallel streams and no ...
C.-S. Huang, J.-J. Chen, H.-D. Yeh
doaj   +1 more source

Review: Horizontal, directionally drilled and radial collector wells [PDF]

open access: yesHydrogeology Journal, 2022
AbstractHorizontal wells play an often overlooked role in hydrogeology and aquifer remediation but can be an interesting option for many applications. This study reviews the constructional and hydraulic aspects that distinguish them from vertical wells.
Georg J. Houben   +5 more
openaire   +2 more sources

Rules of fracture propagation of hydraulic fracturing in radial well based on XFEM

open access: yesJournal of Petroleum Exploration and Production Technology, 2018
The radial well fracturing has been applied and achieved effective output. However, the fracture morphology and propagation law of it are still remain unclear, which limits the development and application of it.
Xiaolong Li   +6 more
doaj   +1 more source

Multihit Injury of the Radial Nerve in a 62-year-old Woman: A Case Report

open access: yesPlastic and Reconstructive Surgery, Global Open, 2022
Summary:. We report the case of a 62-year-old female patient with a triple-crush radial nerve injury, diagnosed in subsequent order following a fracture of the left humerus.
Johannes C. Heinzel, MD   +5 more
doaj   +1 more source

Hydrodynamic simulation and analysis of groundwater regime as impacted by radial collector wells: A case study of Belgrade's water supply source [PDF]

open access: yesTehnika, 2015
The currently prevalent practice in hydrodynamic research is to assess radial wells by constructing a hydrodynamic model. Numerical modeling codes tended to limit the possibility of realistically representing the structural characteristics of a radial ...
Božović Đorđije M.   +2 more
doaj   +1 more source

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