Results 51 to 60 of about 170,741 (169)

Squeezed thermal reservoir as a generalized equilibrium reservoir [PDF]

open access: yesPhysical Review E, 2018
5 + 5 pages, 2 figures; Comments are welcomed; few typos corrected; accepted in ...
openaire   +2 more sources

Development of helminthiasis pest holes of anthropogenic origin during transformation of water bodies, example of Krasnoyarskoye storage reservoir

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2018
Man-made impoundment-induced transformation of river biota leads to profound and irreversible changes in the hydrological regime, the structure of communities of all groups of aquatic organisms, from phytoplankton to fish and their parasites.
Julia Chugunova
doaj   +1 more source

Deterministic Thermal Reservoirs [PDF]

open access: yesEntropy, 2012
We explore the consequences of a deterministic microscopic thermostat-reservoir contact mechanism for hard disks where the collision rule at the boundary is modified. Numerical evidence and theoretical argument is given that suggests that an energy balance is achieved for a system of hard disks in contact with two reservoirs at equal temperatures. This
Gary P. Morriss, Daniel Truant
openaire   +3 more sources

Effect of single straight, intersecting and T-shaped natural fractures on horizontal wellbore stability in shale reservoirs

open access: yesJournal of Petroleum Exploration and Production Technology
The development of natural fractures can easily lead to horizontal wellbore instability caused by stress concentration after drilling in shale reservoirs, which is not conducive to the safe development of shale gas, but how different natural fractures ...
Xiaoming Wang   +3 more
doaj   +1 more source

Reservoirs Learn to Learn

open access: yes, 2021
We consider reservoirs in the form of liquid state machines, i.e., recurrently connected networks of spiking neurons with randomly chosen weights. So far only the weights of a linear readout were adapted for a specific task. We wondered whether the performance of liquid state machines can be improved if the recurrent weights are chosen with a purpose ...
Anand Subramoney   +2 more
openaire   +3 more sources

Numerical study of influence of hydraulic fracturing on fluid flow in natural fractures

open access: yesPetroleum, 2019
The hydraulic fracturing operation is highly complex in fractured reservoirs. The fundamental key to a successful operation is processing and analysis of the propagation of hydraulic fracturing in a natural fracture network.
Jaber Taheri-Shakib   +2 more
doaj   +1 more source

Influence of CO2 injection on the pore size distribution and petrophysical properties of tight sandstone cores using nuclear magnetic resonance

open access: yesEnergy Science & Engineering, 2020
CO2 injection has been proposed as an efficient method for enhanced oil recovery in low‐permeability sandstone reservoirs. When CO2 is injected into such reservoirs, the petrophysical properties as well as the pore size distribution of tight formation ...
Jinsheng Zhao   +4 more
doaj   +1 more source

Performance comparison of novel chemical agents in improving oil recovery from tight sands through spontaneous imbibition

open access: yesPetroleum Science, 2019
Tight sands are abundant in nanopores leading to a high capillary pressure and normally a low fluid injectivity. As such, spontaneous imbibition might be an effective mechanism for improving oil recovery from tight sands after fracturing.
Hai Huang   +3 more
doaj   +1 more source

The Structural and Diagenetic Coupling Controls the Distribution of Deep Carbonate Rock Reservoirs in the Southern of Tahe Oilfield, Tarim Basin

open access: yesGeosciences
Deeply buried carbonate successions in China’s Tarim Basin host substantial hydrocarbons. In the southern Tahe Oilfield, Middle–Lower Ordovician limestones show little evidence of subaerial weathering because the Upper Ordovician strata protected them ...
Yan Wang   +6 more
doaj   +1 more source

'A reservoir within a reservoir' - An unusual complication associated with a defunctioned inflatable penile prosthesis reservoir

open access: yesInternational Journal of Surgery Case Reports, 2014
ABSTRACT INTRODUCTION: Inflatable penile prostheses (IPP) have been a successful method of treating men with erectile dysfunction since the early 1970s. IPP are comprised of two intracorporal cylinders, a scrotal pump and a fluid reservoir.
Abboudi, Hamid   +5 more
openaire   +2 more sources

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