Doubly salient electromagnetic machine
WebDec 10, 2024 · A new type of doubly salient permanent magnet machine with a dual stator structure is proposed. The motor is designed by staggering two stators by 45°on a 4/6 pole structure of double-salient ... WebOct 1, 2012 · The switched reluctance generation (SRG) mode is widely applied in the doubly salient Electromagnetic machines (DSEMs). A novel half-controlled PWM …
Doubly salient electromagnetic machine
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WebSep 23, 2003 · A novel stator doubly fed doubly salient permanent magnet (PM) brushless machine is proposed. The novelty of this machine is to purposely add an extra flux path … WebThis paper deals with the analysis of the dynamic performance of a generator with a doubly salient exterior rotor excited by permanent magnets inserted in the stator yoke. The electrical generator works at low speed and is devoted to a wind energy conversion system. Indeed, the studied generator is a robust high-torque machine and can be directly …
This paper introduces the pole ratio adjustment technique to improve the torque characteristics of the doubly salient permanent magnetic machine (DSPM). The electrical characteristics of the machine, namely the magnetic field distribution, flux linkage, back-electromotive force (EMF), and cogging torque, were … See more Permanent magnet (PM) machines have been extensively researched due mainly to their outstanding merits, such as no excitation loss, low copper loss, high reliability, high electromotive force (EMF) and torque density … See more In this study, we proposedly improve the performance of DSPM by using the pole ratio adjustment technique. The conventional structure focused in this work was adopted by Wu … See more In this section, all related theories used for analysis of machine characteristics are given. The machine characteristics focused in this work include the magnetic field distribution, … See more WebMar 4, 2024 · It is an effective approach to estimate rotor position of doubly salient electromagnetic machine (DSEM) from self-inductances, which changes with rotor …
WebJan 12, 2024 · Wang et al. deal with nonlinear simulation models of a drive consisting of the four-phase 8/6 doubly salient switched reluctance motor (SRM), the four-phase dissymmetric bridge power converter and the closed-cycle rotor speed control strategy carried out by the pulse width modulation (PWM) with a variable angle and combined … WebJul 27, 2016 · Due to the introduction of field winding, the doubly salient electromagnetic (DSEM) machine is featured with good torque production capability. However, this capability is limited by the problems of the phase current reversal and excessive back- electromotive force with traditional control methods. In this paper, a new control method, namely …
WebJan 2, 2024 · This study introduces a doubly salient brushless dc (DSBLDC) generator with stator-field winding, which incorporates the doubly salient electromagnetic (DSEM) machine and its associated rectifier. The configuration, operation principle, and armature reaction of different generating mode are overviewed. The sizing equation is derived for …
WebJul 18, 2024 · The doubly salient electromagnetic machine (DSEM) is a kind of variable reluctance machine, which is different from the conventional AC electric machines. The standard angle control and the three-state angle-advanced control are traditional control strategies for DSEM, with dead zone existing. bradwell road newcastleWebJul 9, 2024 · A doubly salient electromagnetic machine (DSEM) [15-17] exhibits a double salient pole structure and adjustable voltage excitation windings. Furthermore, it does not require location signals and a complex controller as a generator. The output voltage is easily adjusted by regulating the DC field current in a manner similar to that of … hachoir carotteshachoir ggm gastroWebSep 22, 2016 · The cogging torque in flux-switching permanent magnet machines (FSPMs) is relatively high compared with other types of PM … hachoir graffWebA new type of doubly salient permanent magnet machine with a dual stator structure is proposed. The motor is designed by staggering two stators by 45°on a 4/6 pole structure of double-salient pole motor. The motor has the advantages of high power density, small pulsation and high efficiency. The basic structure and working principle hachoir fresh expressWebDec 10, 2024 · Doubly salient electromagnetic machines (DSEMs), which are characterised with fault tolerance, low cost, high reliability, and de-excitation ability, are … hachoir diamond ts12WebIn addition, the synchronous reluctance machine with round flux barrier can have lower iron loss than doubly salient reluctance machine under different working conditions. The prototypes of 12-slot/8-pole single layer and double layer, doubly salient synchronous reluctance machines have been built to validate the predictions in terms of ... bradwell sales and marketing corporation