Modeling competing hydraulic fracture propagation with the extended finite element method
Sign Up to like & getrecommendations! Published in 2017 at "Acta Geotechnica"
DOI: 10.1007/s11440-017-0569-6
Abstract: We present an extended finite element framework to numerically study competing hydraulic fracture propagation. The framework is capable of modeling fully coupled hydraulic fracturing processes including fracture propagation, elastoplastic bulk deformation and fluid flow inside… read more here.
Keywords: propagation; pressure loss; fracture propagation;
Experimental investigation of particle-induced pressure loss in solid–liquid lifting pipe
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Central South University"
DOI: 10.1007/s11771-017-3620-8
Abstract: In order to investigate the characteristics of particle-induced pressure loss in the solid–liquid lifting pipe, a series of experiments were conducted in 200 mm diameter lifting pipe. Simulation manganese nodules with five different mean diameters… read more here.
Keywords: pressure loss; lifting pipe; particle; solid liquid ... See more keywords
Friction and local pressure loss characteristics of a 5 × 5 rod bundle with spacer grids
Sign Up to like & getrecommendations! Published in 2020 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2019.107106
Abstract: Abstract This paper presents the experimental results and analyses of the friction and local pressure loss coefficient of a 5 × 5 rod bundle with spacer grid. Based on the experimental data, friction and local pressure loss… read more here.
Keywords: pressure loss; local pressure; friction; friction local ... See more keywords
Optimization of fresh concrete pumping pressure loss with CFD-DEM approach
Sign Up to like & getrecommendations! Published in 2021 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2020.122204
Abstract: Abstract In this study, a three-dimensional model of a concrete pump truck conveying pipe was established, and a computational fluid dynamics-discrete element method (CFD-DEM) coupling model was used to simulate the pumping process of fresh… read more here.
Keywords: pressure loss; pipe; pressure; pump truck ... See more keywords
Preliminarily experimental research on local pressure loss of fresh concrete during pumping
Sign Up to like & getrecommendations! Published in 2019 at "Measurement"
DOI: 10.1016/j.measurement.2019.106897
Abstract: Abstract The pressure of the fresh concrete during pumping in conveying pipes is critical in both concrete pump design and conveying pipes layout. The local pressure loss occurring at the connections between pipes, which often… read more here.
Keywords: pressure loss; fresh concrete; local pressure; pressure ... See more keywords
A general model for predicting apparent viscosity of crude oil or emulsion in laminar pipeline at high pressures
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2017.10.034
Abstract: Abstract In this study, the effects of various parameters such as power-law index of fluid (with the value of n 0.3–0.9), flow rate (0.1–2.0 m/s), pipe inner diameter (0.01–0.05 m) and operating pressure (0.1–40 MPa) on apparent viscosity… read more here.
Keywords: pressure loss; viscosity crude; apparent viscosity; model ... See more keywords
Application of the building block approach to characterize the pressure loss of water and fracturing fluid in contraction-expansion pipe
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2018.12.010
Abstract: Abstract In the fracturing pipeline, the contraction-expansion pipe structure is various. Accurate calculation of pressure loss can provide a theoretical support for the design of high sand ratio fracturing process parameter and tools selection. In… read more here.
Keywords: pressure loss; loss; pipe; contraction ... See more keywords
Characteristics of a Cavitating Spoiler Mixing Device and Its Performance in a Foam Dust Suppression System
Sign Up to like & getrecommendations! Published in 2022 at "ACS Omega"
DOI: 10.1021/acsomega.2c02814
Abstract: The unsteady foaming-agent mixing ratio in traditional foam-dust-suppression technology limited the dust suppression efficiency. Recent studies proved that the steady mixing ratio could be guaranteed by keeping the jet pumps or Venturis working under cavitation… read more here.
Keywords: pressure loss; device; dust suppression; cavitation ... See more keywords
Marangoni effect on the motion of a droplet covered with insoluble surfactant in a square microchannel
Sign Up to like & getrecommendations! Published in 2018 at "Physics of Fluids"
DOI: 10.1063/1.5026874
Abstract: Despite its significance in various applications, e.g., droplet microfluidics and chemical enhanced oil recovery, the motion of surfactant-laden droplets in non-circular microchannels remains an unsolved fundamental problem. To facilitate studies in this area, we present… read more here.
Keywords: pressure loss; motion; additional pressure; drop ... See more keywords
Improved swirl-vane designs: Development of low-pressure-drop tubular dynamic hydrocyclones for pre-dehydration
Sign Up to like & getrecommendations! Published in 2023 at "Separation Science and Technology"
DOI: 10.1080/01496395.2023.2212859
Abstract: ABSTRACT Effective pre-dehydration is achieved to stabilize and improve oil production in high water cut oil fields. In order to reduce the pressure loss during the pre-dewatering process, a low-pressure-loss dynamic hydrocyclone (LPDH) was developed.… read more here.
Keywords: low pressure; pre dehydration; pressure; vane ... See more keywords
Role of the Nonrotating Decay Heat Removal Blower Pressure Loss in ALLEGRO Reactor
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Nuclear Engineering and Radiation Science"
DOI: 10.1115/1.4045805
Abstract: ALLEGRO is a helium-cooled fast reactor, which is being developed by the Czech Republic, France, Hungary, Slovakia, and Poland. It will be the demonstrator of the GFR-2400-MWth Generation IV gas-cooled fast reactors. In ALLEGRO, a… read more here.
Keywords: pressure loss; blower pressure; decay heat; dhr ... See more keywords