Results 21 to 30 of about 1,626,010 (166)

STUDY OF THE PERFORMANCE OF THE DYNAMIC LEVEL STABILIZATION SYSTEM OPERATION IN THE WELLBORE EQUIPPED WITH AN ELECTRICAL SUBMERSIBLE PUMP UNIT

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2023
Link for citation: Totanov A.S., Molchanova V.A., Urazakov K.R. Study of the performance of the dynamic level stabilization system operation in the wellbore equipped with an electrical submersible pump unit. Bulletin of the Tomsk Polytechnic University.
Alexander S. Totanov   +2 more
doaj   +1 more source

INCREASING CENTRIFUGAL PUMP PERFORMANCE

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2019
Objectives Investigate the prospect of improving the quality of centrifugal pumps in oil production.Method The method is based on energy-efficient installations for high-yield wells - the steps of the Borets-Weatherford installations and the Borets PC ...
S. V. Mikhaylova, I. A. Pogrebnaya
doaj   +1 more source

Analytical model of dynamic system "long cable - submersible induction motor with fixed rotor" in polar coordinate system

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2023
Relevance. The stock of oil wells in the Russian Federation, where production is carried out with the help of electric centrifugal pumps or electric-driven vane pumps, is expanding every year.
Alexander S. Glazyrin   +10 more
doaj   +1 more source

ABOUT THE SYSTEM OF ELECTRIC TRANSMISSION OF INSTALLATIONS OF ELECTRIC SUBMERSIBLE CENTRIFUGAL PUMPS USED IN OIL WELLS

open access: yesETM - Equipment, Technologies, Materials, 2022
The article details the materials on the elements of the electrical transmission system of electric submersible centrifugal pumps, which are used in flooded oil production wells to lift products in the form of a water-oil mixture from the bottom to the surface.
openaire   +1 more source

UNLOADED OIL-SUBMERSIBLE CABLE REDUCED DYNAMIC MODEL ORDER OPTIMIZATION BASED ON THE FREQUENCY RESPONSE APPROXIMATION

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2021
The relevance. An oil-submersible cable transfers electrical energy from an energy source to submersible electric motors of oil production plants. Resonant peaks localized in a narrower frequency band characterize the frequency response of an unloaded ...
Alexander S. Glazyrin   +10 more
doaj   +1 more source

A numerical and experimental analysis of flow in a centrifugal pump [PDF]

open access: yes, 2002
Computational fluid dynamics (CFD) analysis has been used to solve the unsteady three-dimensional viscous flow in the entire impeller and volute casing of a centrifugal pump.
Scanlon, T.J.   +4 more
core   +3 more sources

Numerical studies of the velocity distribution within the volute of a centrifugal pump [PDF]

open access: yes
Centrifugal pumps play an essential role in engineering systems since they are widely used in the process and power industries. The performance of a centrifugal pump needs to be maximised due to its importance and this depends on the flow structure ...
Zala, Karina   +4 more
core   +3 more sources

Diagnosis of Centrifugal Pump Faults Using Vibration Methods [PDF]

open access: yes, 2012
Pumps are the largest single consumer of power in industry. This means that faulty pumps cause a high rate of energy loss with associated performance degradation, high vibration levels and significant noise radiation.
Gu, Fengshou   +6 more
core   +1 more source

A CFD parametric study of geometrical variations on the pressure pulsations and performance characteristics of a centrifugal pump. [PDF]

open access: yes, 2009
Pressure pulsations may be troublesome during the operation and performance of centrifugal pumps. Such pressure pulsations have traditionally been investigated experimentally but numerical analysis techniques allow these effects to be explored. The multi-
Amaral Teixeira, Joao, Spence, R.
core   +1 more source

Analysis of the influence of changing hydraulic load on the mechanical characteristics of a centrifugal pump with an asynchronous electric drive

open access: yesТехнічна інженерія
The article analyzes the influence of changing hydraulic load on the mechanical characteristics of a centrifugal pump with an asynchronous electric drive.
Yu.O. Podchashynskyi, Ya.V. Mahaletskyi
doaj   +1 more source

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