Seung-Ki Sul's Control of Electric Machine Drive System (IEEE Press Series PDF

By Seung-Ki Sul

ISBN-10: 0470590793

ISBN-13: 9780470590799

ISBN-10: 0470876549

ISBN-13: 9780470876541

ISBN-10: 0470876557

ISBN-13: 9780470876558

A different method of sensorless keep an eye on and regulator layout of electrical drivesBased at the author's colossal event and collaborative works with different industries, regulate of electrical computer force platforms is jam-packed with established, applied, and established principles that engineers can practice to daily difficulties within the box. initially released in Korean as a textbook, this hugely sensible up to date model positive factors the newest info at the keep an eye on of electrical machines and equipment, in addition to a brand new bankruptcy on sensorless keep an eye on of AC machines, a subject no longer lined in the other publication.The e-book starts by way of explaining the good points of the electrical force process and developments of improvement in comparable applied sciences, in addition to the fundamental constitution and operation ideas of the electrical laptop. It additionally addresses regular nation features and regulate of the machines and the transformation of actual variables of AC machines utilizing reference body conception which will supply a formal beginning for the material.The center of the booklet stories a number of regulate algorithms of electrical machines and gear converters, explaining energetic damping and the way to control present, velocity, and place in a suggestions demeanour. Seung-Ki Sul introduces tips to improve the keep watch over functionality of the electrical machines, and the set of rules to notice the section perspective of an AC resource and to manage DC hyperlink voltages of strength converters. subject matters additionally lined are:Vector keep watch over regulate algorithms for position/speed sensorless force of AC machines equipment for picking the parameters of electrical machines and gear converters The matrix algebra to version a three-phase AC laptop in d-q-n axes each bankruptcy positive aspects workout difficulties drawn from genuine adventure. The e-book additionally comprises greater than three hundred figures and gives entry to an FTP web site, which gives MATLAB courses for chosen difficulties. The book's practicality and realworld relatability make it a useful source for execs and engineers inquisitive about the examine and improvement of electrical desktop force enterprise, commercial force designers, and senior undergraduate and graduate students.To receive teacher fabrics please ship an electronic mail to pressbooks@ieee.orgTo stopover at this book's FTP site to obtain MATLAB codes, please click this hyperlink: ftp://ftp.wiley.com/public/sci_tech_med/electric_machine/ MATLAB codes also are downloadable from Wiley Booksupport web site at http://booksupport.wiley.com 

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Extra resources for Control of Electric Machine Drive System (IEEE Press Series on Power Engineering)

Sample text

To connect AC voltage of the armature winding to a DC source, the AC voltage should be rectified. In a DC machine the commutator and the brush rectify AC voltage to DC voltage. In Fig. 3, a simple circuit diagram of a two-pole DC machine is shown with armature and field winding. 3 Vf – Commutator and brush of DC machine. 4 Field flux and armature flux. source, Va , through a commutator and a brush. As shown in Fig. 4, the brush locates at the position, where the flux density is null. And through the commutator and the brush, the turn of the armature winding, whose polarity of the induced voltage is positive, is always connected to the positive terminal of the DC source feeding DC machine.

To connect AC voltage of the armature winding to a DC source, the AC voltage should be rectified. In a DC machine the commutator and the brush rectify AC voltage to DC voltage. In Fig. 3, a simple circuit diagram of a two-pole DC machine is shown with armature and field winding. 3 Vf – Commutator and brush of DC machine. 4 Field flux and armature flux. source, Va , through a commutator and a brush. As shown in Fig. 4, the brush locates at the position, where the flux density is null. And through the commutator and the brush, the turn of the armature winding, whose polarity of the induced voltage is positive, is always connected to the positive terminal of the DC source feeding DC machine.

1 Separately Excited Shunt Machine In a separately excited shunt machine, the voltage applied to the field winding and the current flowing armature winding can be controlled separately, and hence versatile torque–speed control characteristics can be obtained. 15), if lf is constant, then the torque–speed curves varies according to Va as shown in Fig. 6. The operating point of the machine in torque–speed plane locates at the crossing point of the torque–speed curve of the machine and the torque–speed curve of the load.

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Control of Electric Machine Drive System (IEEE Press Series on Power Engineering) by Seung-Ki Sul


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