Results 11 to 20 of about 4,690 (217)

LINEAR MR-BRAKE WITH PERMANENT MAGNET ARRAY

open access: yes, 2022
Currently, MR dampers with electromagnets (EM) are the main type of devices with MR- fluid to provide linear damping and braking forces. The EM devices are simple in structure and easy to control, but consume significant amount of energy and hard to miniaturize.
Wang, Ziqi
openaire   +4 more sources

Multipole Multi-Layered Magnetorheological Brake with Intermediate Slots

open access: yesApplied Sciences
Magnetorheological (MR) brakes are flourishing in low-torque applications due to their dynamic controllability nature. Researchers have introduced multi-layer and multipole concepts to increase the torque–volume ratio (TVR) of the MR brake.
Yaojung Shiao, Mahendra Babu Kantipudi
doaj   +2 more sources

Theoretical and experimental study of magneto-rheological fluid disc brake

open access: yesAlexandria Engineering Journal, 2017
A Magneto-Rheological (MR) fluid disc brake is a device that transmits a torque by the shear force of MR fluid. The fluid is inserted between the rotating and fixed discs and a magnetic field is imposed on the fluid.
E.M. Attia   +3 more
doaj   +2 more sources

Optimal Design of Hydraulic Disc Brake for Magnetorheological (MR) Application

open access: yes, 2022
This paper aims to provide a new design considering compressive force application in the MR fluid andimprove its braking torque by optimizing it. According to the current study, compressing the MR region will increase braking torque compared to no ...
Quamar, Danishtah, Sarkar, Chiranjit
core   +1 more source

Effect of Pole Head Profile on Torque Performance of a Disc-Type Multipole Magnetorheological Brake

open access: yesApplied Sciences, 2023
A magnetorheological brake (MRB) works on the shearing effect of MR fluid in the magnetic field to develop resistance between the stator and the rotor, which are relative moving surfaces.
Yaojung Shiao, Manichandra Bollepelly
doaj   +1 more source

Robotic Walker for Slope Mobility Assistance with Active-Passive Hybrid Actuator

open access: yesChinese Journal of Mechanical Engineering, 2021
Walking assistance can be realized by active and passive robotic walkers when their users walk on even roads. However, fast signal processing and real-time control are necessary for active robotic walkers when the users walk on slopes, while assistive ...
Junqiang Li, Lei Zhao, Tiejun Li
doaj   +1 more source

Design and Trajectory Tracking Control of a Magnetorheological Prosthetic Knee Joint

open access: yesApplied Sciences, 2021
This paper developed a new magnetorheological (MR) prosthetic knee joint using an MR damper as the brake. According to the gait data of healthy people walking on flat ground, the structure of a MR prosthetic knee joint was expounded in detail, and its ...
Qiang Zuo   +4 more
doaj   +1 more source

Synthesis and Characterization of Nano-Particles Based Magnetorheological Fluids for Brake

open access: yesTribology Online, 2015
Magnetorheological (MR) fluids, to be used as brake friction materials, must have high heat transfer rate to dissipate the heat generated during the braking action.
Chiranjit Sarkar, Harish Hirani
doaj   +1 more source

Coupled Field Analysis of Phenomena in Hybrid Excited Magnetorheological Fluid Brake

open access: yesSensors, 2022
The paper presents a field model of coupled phenomena occurring in an axisymmetric magnetorheological brake. The coupling between transient fluid dynamics and electromagnetic and thermal fields as well as mechanical equilibrium equations is taken into ...
Wojciech Szelag   +3 more
doaj   +1 more source

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