A study on the influences of journal axial vibration on ship shaft stern bearing dynamic characteristics
Sign Up to like & getrecommendations! Published in 2023 at "Industrial Lubrication and Tribology"
DOI: 10.1108/ilt-11-2022-0337
Abstract: Purpose This paper aim to take the ship shaft stern bearing as the research object, and studies the influence of journal axial vibration on bearing dynamic characteristics under different misaligned angles and rotation speeds. Design/methodology/approach… read more here.
Keywords: shaft; journal axial; dynamic characteristics; bearing dynamic ... See more keywords
Axial Vibration Suppression by Field Flux Regulation in Two-Axis Actively Positioned Permanent Magnet Bearingless Motors With Axial Position Estimation
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Industry Applications"
DOI: 10.1109/tia.2017.2766038
Abstract: This paper presents a novel axial vibration suppression method in two-axis actively positioned permanent magnet bearingless motors. Only radial directions are actively positioned. The axial and tilting directions are passively stabilized by the magnetic attraction… read more here.
Keywords: permanent magnet; vibration; actively positioned; vibration suppression ... See more keywords
Nonlinear effect of tooth-slot transition on axial vibration, contact state and speed fluctuation in traveling wave ultrasonic motor
Sign Up to like & getrecommendations! Published in 2018 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/0954406217736551
Abstract: The tooth-slot transition creates an axial excitation on traveling wave ultrasonic motors. It induces a rotor’s axial rigid vibration, which in turn affects the contact state and arouses speed fluctuation. To gain an insight into… read more here.
Keywords: speed fluctuation; vibration; transition; axial vibration ... See more keywords