Results 111 to 120 of about 1,557 (221)

Design of a Bearingless Blood Pump [PDF]

open access: yes, 1996
In the field of open heart surgery, centrifugal blood pumps have major advantages over roller pumps. The main drawbacks to centrifugal pumps are however problems with the bearings and with the sealing of the rotor shaft.
Schoeb, Reto, Barletta, Natale
core   +1 more source

Effect of eccentricity on radial force production in bearingless motors [PDF]

open access: yes, 2007
In bearingless machines, an extra three-phase winding is added to the stator to allow the production and control of radial force acting on the rotor. The radial force analysis is normally carried out assuming the rotor is centred in the airgap.
Ertugrul, N.   +2 more
core  

Model-Based Levitation Control of A 100 kW Bearingless Electric Motor [PDF]

open access: yes, 2018
The use of magnetically levitated rotors for various applications, especially in pumps and compressors, has seen an unprecedented rise in the last few years. Bearingless motors combine levitation and torque production capabilities.
Sahoo, Subhadyuti
core  

Voltage Characteristics of a Consequent-Pole Bearingless PM Motor With Concentrated Windings [PDF]

open access: yes, 2009
Voltage Characteristics of a Consequent-Pole Bearingless PM Motor With Concentrated ...
Miya Amada (19644451)   +5 more
core  

Design of an aircraft generator with radial force control. [PDF]

open access: yesOpen Res Eur, 2022
Brecher C   +9 more
europepmc   +1 more source

Modeling and PID-control design for bearingless high speed motor drive [PDF]

open access: yes, 2018
The demand for higher rotational speeds and the more and more challenging work environments have pushed magnetic bearings and bearingless machines to be an extensive multidisciplinary field of research. Magnetic bearings are used to support ferromagnetic
Janhunen, Simo, Mussalo, Anton
core  

Comprehensive analysis of helicopters with bearingless rotors [PDF]

open access: yes, 1988
A modified Galerkin method is developed to analyze the dynamic problems of multiple-load-path bearingless rotor blades. The development and selection of functions are quite parallel to CAMRAD procedures, greatly facilitating the implementation of the ...
Murthy, V. R.
core   +1 more source

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