Research on torque of based hydraulic rotary hole cleaning tool on Halbach permanent magnet array
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2021.108520
Abstract: Abstract: The hydraulic rotary hole cleaning tool does not require a drill string to provide torque, so it is compatible with downhole motors in the sliding phase of directional drilling. It facilitates efficient cutting cleaning,… read more here.
Keywords: hydraulic rotary; torque; magnet array; magnet ... See more keywords
Efficiency Improvement of Permanent Magnet BLDC With Halbach Magnet Array for Drone
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Applied Superconductivity"
DOI: 10.1109/tasc.2020.2971672
Abstract: In this paper, the outer rotor permanent magnet brushless DC motor (BLDC) with halbach magnet array was studied to improve the power characteristics of BLDC for drones. First, the BLDC motor applied to the currently… read more here.
Keywords: halbach; magnet array; model; magnet ... See more keywords
Optimal Halbach Magnet Array Design for Portable NMR Targeting Multiphase Flow Metering Applications
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Magnetics"
DOI: 10.1109/tmag.2018.2877603
Abstract: In this paper, a Halbach array-based nuclear magnetic resonance device for multiphase flow measurement is suggested. The design approach used simultaneously a 3-D finite-element method (FEM)-based software combined with particle swarm optimization algorithm. The goal… read more here.
Keywords: array; multiphase flow; halbach; magnet array ... See more keywords
Optimization of Planar Magnet Array Using Digital Annealer
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Magnetics"
DOI: 10.1109/tmag.2019.2957805
Abstract: This article presents a fast optimization of a 2-D magnetic array using digital annealer, a hardware system which solves quadratic unconstrained binary optimization problems with massive parallelization. The magnetic-array structure, which is used for a… read more here.
Keywords: array; using digital; digital annealer; magnet array ... See more keywords