Results 11 to 20 of about 19,558,547 (301)

Optimization of Reservoir Waterflooding [PDF]

open access: yes, 2014
Waterflooding is a common type of oil recovery techniques where water is pumped into the reservoir for increased productivity. Reservoir states change with time, as such, different injection and production settings will be required to lead the process
Grema, Alhaji Shehu
core   +4 more sources

Modeling of Shunted Piezoelectrics and Enhancement of Vibration Suppression through an Auxetic Interface

open access: yesMicromachines, 2023
In this study, a new technique is presented for enhancing the vibration suppression of shunted piezoelectrics by using an auxetic composite layer. Finite element models have been created to simulate the dynamic behavior of the piezoelectric composite ...
Maria-Styliani Daraki   +2 more
doaj   +1 more source

Smart Proxy Modeling of a Fractured Reservoir Model for Production Optimization: Implementation of Metaheuristic Algorithm and Probabilistic Application

open access: yesNatural Resources Research, 2021
Numerical reservoir simulation has been recognized as one of the most frequently used aids in reservoir management. Despite having high calculability performance, it presents an acute shortcoming, namely the long computational time induced by the ...
C. S. W. Ng   +3 more
semanticscholar   +1 more source

Replication Data for: eSLP optimization algorithm

open access: yes, 2023
m-files implementing the eSLP optimization algorithm for the three simulations (3.1. - 3.3.) described in the associated paper. File README.txt contains analytical directions regarding requirements, how to verify the results and videos generated by the ...
Optimization, eSLP
core   +1 more source

Tunable Helmholtz Resonators Using Multiple Necks

open access: yesMicromachines, 2023
One of the uses of Helmholtz resonators is as sound absorbers for room acoustic applications, especially for the low frequency range. Their efficiency is centered around their resonance frequency which mainly depends on elements of their geometry such as
Nikolaos M. Papadakis   +1 more
doaj   +1 more source

FEM Investigation of a Multi-Neck Helmholtz Resonator

open access: yesApplied Sciences, 2023
An increasingly significant area of research with several applications in numerous disciplines is that of multi-neck Helmholtz resonators. This research is set to explore the accuracy and applicability of the finite element method (FEM) for the ...
Nikolaos M. Papadakis   +1 more
doaj   +1 more source

Research on polymer solution rheology in polymer flooding for Qikou reservoirs in a Bohai Bay oilfield

open access: yesJournal of Petroleum Exploration and Production Technology, 2018
This study explored the potential applications of three newly modified polymers [a linear polymer, a hydrophobic association of partially hydrolyzed polyacrylamide (HAHPAM), and a polymer–surfactant] as flooding agents in a specific oilfield. Rheological
Leilei Tie   +6 more
doaj   +1 more source

Calculation model for water influx and controlled reserves for CBM wells with high water yield

open access: yesPetroleum Research, 2018
Compared with conventional gas reservoir, percolation mechanism of coalbed methane (CBM) is completely different, it is remarkably affected by adsorption/desorption performance, pressure variation and coalbed characteristics.
Qing Feng   +5 more
doaj   +1 more source

Product Personalization and Customization: Proposing a System Architecture that Integrates Self-Transactional Materials with RFID and IoT Shared Database [PDF]

open access: yesInformatică economică, 2023
This research paper presents a novel system architecture that integrates Self-Transactional materials with Radio Frequency Identification (RFID), Internet of Things (IoT), and a Shared Database to enable efficient product personalization and ...
Elena PUICA
doaj   +1 more source

Analysis of Wellhead Uplift in Offshore Thermal Recovery by Using Finite Element Numerical Simulation

open access: yesJournal of Engineering, 2018
Pilot test of complex thermal fluid recovery technology was conducted in NB35-2 heavy oil field. Wellhead uplift was detected among some oil wells, and development of offshore thermal recovery technology could be restricted by the serious safety problems
Shexia Dong   +4 more
doaj   +1 more source

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