Magnetohydrodynamic levitation for high-performance flexible pumps

Y Matia, HS An, RF Shepherd… - Proceedings of the …, 2022 - National Acad Sciences
We use magnetohydrodynamic levitation as a means to create a soft, elastomeric, solenoid-
driven pump (ESP). We present a theoretical framework and fabrication of a pump designed …

[HTML][HTML] Ferrofluid rotary seal with replenishment system for sealing liquids

K Van Der Wal, RAJ van Ostayen, SGE Lampaert - Tribology International, 2020 - Elsevier
Ferrofluid rotary seals are mechanical contact-free magnetic liquid seals that are
characterised by their simple structure, low friction and ability to hermetically seal. Although …

[HTML][HTML] Rheological texture in a journal bearing with magnetorheological fluids

SGE Lampaert, F Quinci, RAJ van Ostayen - Journal of Magnetism and …, 2020 - Elsevier
This paper discusses a new type of hybrid journal bearing in which a magnetorheological
fluid is used in combination with local magnetic fields, such that the hydrodynamic and …

Damping performance of a novel ferrofluid dynamic vibration absorber

J Yao, D Li, X Chen, C Huang, D Xu - Journal of Fluids and Structures, 2019 - Elsevier
This paper is concerned with the damping performance of a novel dynamic vibration
absorber that exploits the first kind of levitation characteristics of ferrofluid. The dynamic …

[HTML][HTML] Experimental results on a hydrostatic bearing lubricated with a magnetorheological fluid

SGE Lampaert, RAJ Van Ostayen - Current Applied Physics, 2019 - Elsevier
Magnetorheological fluids can be used as a smart lubricant as a result of the fact that its
properties can be changed with the use of a magnetic field. Local flow resistance and local …

Research on the magnetic fluid levitation force received by a permanent magnet suspended in magnetic fluid: Consideration a surface instability

J Yu, D Chen, Z Cai, D Li, Q Cao, L Qian - Journal of Magnetism and …, 2019 - Elsevier
This paper focus on the magnetic fluid levitation force received by a permanent magnet
immersed in magnetic fluid under the magnetic field created by the magnet itself. A more …

Supporting and friction properties of magnetic fluids bearings

Z Hu, Z Wang, W Huang, X Wang - Tribology International, 2019 - Elsevier
A driblet of magnetic fluids (MFs) falls on an annular magnet, forming a closed liquid ring.
The magnetized MFs can produce liquid support due to magnetostatic force. The air cushion …

Model-based design approach to improve performance characteristics of hydrostatic bearing using multivariable optimization

WU Rehman, X Wang, Y Cheng, Y Chen, H Shahzad… - Mathematics, 2021 - mdpi.com
Research in the field of tribo-mechatronics has been gaining popularity in recent decades.
The objective of the current research is to improve static/dynamics characteristics of …

Levitation of a spherical magnet in a magnetic fluid drop on a horizontal plane

DA Pelevina, OA Sharova, VA Turkov… - Journal of Magnetism …, 2023 - Elsevier
Levitation of a spherical magnet in a magnetic fluid drop on the horizontal plane is
investigated experimentally. Two cases are considered: without and with the uniform vertical …

Research on the self-levitation of cylindrical magnets with wrapped shells in magnetic fluid: Consideration magnetization direction of magnets

J Yu, D Li, D Wang, X He - Journal of Magnetism and Magnetic Materials, 2023 - Elsevier
In this paper, the self-levitation of cylindrical magnets wrapped by shells immersed in
magnetic fluid (MF) is studied. The calculation formula of the magnetic fluid levitation force …