A new loss circulation control strategy combining a cross-linkable polymer and magnetic fluid
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2019.05.076
Abstract: Abstract This work aims to evaluate a new loss of circulation control mechanism combining a smart fluid based on a mixture of a cross-linkable polymer (PVA) solution and magnetic microparticles. This new technology joins the… read more here.
Keywords: circulation control; loss circulation; loss; cross linkable ... See more keywords
Cusp catastrophe model for plugging pressure prediction of lost circulation control in fractured reservoirs
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2019.106705
Abstract: Abstract Lost circulation is one of the most common and costly problems in drilling. The stability of the plugging zone is a key factor determining the lost circulation control. In this paper, an analytical model… read more here.
Keywords: lost circulation; model; plugging zone; circulation control ... See more keywords
Roll aerodynamic characteristics study of an unmanned aerial vehicle based on circulation control technology
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"
DOI: 10.1177/0954410017744583
Abstract: To explore the control efficiency of circulation flow control technology, a circulation control actuator with an independent gas source has been designed and applied in roll attitude control of a small unmanned aerial vehicle. The… read more here.
Keywords: circulation control; control; unmanned aerial; control technology ... See more keywords
Dynamic Response of Circulation Control for Step and Sinusoidal Inputs
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Aircraft"
DOI: 10.2514/1.c037042
Abstract: A numerical study of the dynamic performance of a circulation controlled (CC) airfoil is performed to explore the feasibility of using circulation control as means of gust suppression. Steady and unsteady two-dimensional computational fluid dynamics… read more here.
Keywords: step sinusoidal; response; circulation; circulation control ... See more keywords
Flow Control over the Blunt Trailing Edge of Wind Turbine Airfoils Using Circulation Control
Sign Up to like & getrecommendations! Published in 2018 at "Energies"
DOI: 10.3390/en11030619
Abstract: A new partial circulation control (PCC) method is implemented on the blunt trailing edge DU97-Flatback airfoil, and compared with the traditional full circulation control (FCC) based on numerical analysis. When the Coanda jet is deactivated,… read more here.
Keywords: trailing edge; circulation control; pcc; control ... See more keywords