Results 11 to 20 of about 317,082 (301)

Computation of the voltage-driven flux-MMF diagram for saturated PM brushless motors [PDF]

open access: yes, 2005
The flux-MMF diagram or "energy conversion loop" is a powerful tool for computing the average torque of saturated permanent-magnet brushless motors, especially when the assumptions underlying classical dq theory are violated, as they often are in modern ...
McGilp, M.I.   +3 more
core   +8 more sources

Thermal analysis of induction and synchronous reluctance motors [PDF]

open access: yes, 2005
In this paper, the thermal behavior of two induction motors (2.2 and 4 kW, four poles) and two synchronous reluctance motors [(SynRMs) transverse-laminated] are investigated and compared.
Staton, D.   +10 more
core   +1 more source

Impact of cross-saturation in sensorless control of transverse-laminated synchronous reluctance motors [PDF]

open access: yes, 2006
Synchronous reluctance (SyR) motors are well suited to a zero-speed sensorless control, because of their inherently salient behavior. However, the cross-saturation effect can lead to large errors on the position estimate, which is based on the ...
Pastorelli, Michele Angelo   +2 more
core   +1 more source

Cross-Saturation Effects in IPM Motors and Related Impact on Sensorless Control [PDF]

open access: yes, 2006
Permanent-magnet-assisted synchronous reluctance motors are well suited to zero-speed sensorless control because of their inherently salient behavior. However, the cross-saturation effect can lead to large errors on the position estimate, which is based ...
Pastorelli, Michele Angelo   +5 more
core   +2 more sources

Torque prediction using the flux-MMF diagram in AC, DC, and reluctance motors [PDF]

open access: yes, 1996
This paper uses the flux-MMF diagram to compare and contrast the torque production mechanism in seven common types of electric motor. The flux-MMF diagram is a generalized version of the flux-linkage versus current (ψ-i) diagram for switched-reluctance ...
Deodhar, R.P.   +3 more
core   +1 more source

Recognition of Acoustic Signals of Synchronous Motors with the Use of MoFS and Selected Classifiers

open access: yesMeasurement Science Review, 2015
This paper proposes an approach based on acoustic signals for detecting faults appearing in synchronous motors. Acoustic signals of a machine were used for fault detection. These faults contained: broken coils and shorted stator coils.
Glowacz Adam
doaj   +1 more source

End effects in linear tubular motors and compensated position sensorless control based on pulsating voltage injection [PDF]

open access: yes, 2011
The sensorless position control of permanent-magnet (PM) synchronous motors can be successfully implemented by superimposing a high-frequency voltage signal on the control voltage.
CUPERTINO, Francesco   +9 more
core   +1 more source

OPTIMIZATION OF TIMES OF MAGNETIZATION AND DEMAGNECTION OF STOPPED FREQUENCY-REGULATED SYNCHRONOUS MOTORS

open access: yesElektrotehnìka ta Elektroenergetika, 2019
Purpose. Obtaining analytical calculated dependencies for finding the optimal time of magnetization and demagnetization of stopped frequency-regulated synchronous motors and the corresponding minimum energy loss in these motors for the regimes of ...
V.A. Volkov
doaj   +1 more source

Comprehensive Comparative Study on Permanent-Magnet-Assisted Synchronous Reluctance Motors and Other Types of Motor

open access: yesApplied Sciences, 2023
At present, the induction motor (IM), synchronous reluctance motor (SynRM), ferrite-assisted synchronous reluctance motor (ferrite-assisted SynRM) and interior permanent magnet motor (IPM) are research hotspots, but comprehensive comparative research on ...
Guanghui Du   +3 more
doaj   +1 more source

Permanent Magnet minimization in PM-Assisted Synchronous Reluctance motors for wide speed range [PDF]

open access: yes, 2013
This paper presents a technique to modify the rotor lamination of a permanent-magnet-assisted synchronous reluctance motor, in order to reduce the magnet volume with no side effect on performance.
Guglielmi, Paolo   +5 more
core   +1 more source

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