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Electric Motors: Their Action, Control and Application (Classic Reprint) - Couverture souple

Francis Bacon Crocker

 
9781330102060: Electric Motors: Their Action, Control and Application (Classic Reprint)

Synopsis

Understand how speed, torque, voltage, and flux drive electric motion — a clear, practical guide to how motors work and how to control them for real-world results.

This edition explains the core ideas behind electric motors in a way that’s approachable for engineers, managers, students, and anyone curious about how electric devices convert power into motion. It threads together theory and hands-on application, showing how key quantities interact and how motion is produced and controlled in different motor types. The book emphasizes a unified view of motors and generators, sharing the idea that the same principles apply to both, with practical examples and explanations that connect voltage, current, speed, and torque.

What you’ll experience
  • A practical, step-by-step treatment of speed control, field effects, and how different motor varieties behave
  • Concrete examples and calculations that illuminate how theory translates to real machines
  • A clear discussion of the relationship between electrical quantities and mechanical output
  • An overview of major motor families, from shunt and series to induction and synchronous machines
Ideal for readers who want a solid, usable understanding of electric motors, from operation to control, without sacrificing accuracy or depth.

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Présentation de l'éditeur

Excerpt from Electric Motors: Their Action, Control and Application

The design and construction of electrical apparatus are well covered by existing literature, the books on such subjects being very numerous, and many of them are comprehensive as well as authoritative. On the other hand, the operation of electrical machinery has received comparatively little attention. This latter fact is anomalous when we consider that there are undoubtedly several hundred users for every designer or constructor of such apparatus, because each builder supplies a large number of customers. Hence the authors have endeavored to supply information that may be useful to those who operate or are interested in the operation of electric motors. Included among these are electrical engineers who install or run electric power plants, managers of manufacturing or other establishments in which electric drive is employed, as well as students and others who desire to acquaint themselves with the working of various kinds of electric motors and their application to useful purposes.

The subject is necessarily technical because it involves not only the mechanical factors speed and torque but also the electrical quantities voltage, current and flux. Moreover, any or all of these five fundamental quantities may, in fact usually do, vary and are affected by other factors or conditions. Hence the problems must be analyzed and solved with thoroughness to obtain results of real value and cannot be properly treated in a popular manner. Nevertheless care has been taken to introduce and explain each step or result as clearly as possible, and to illustrate each case, when feasible, by a specific numerical example based upon standard commercial motors.

The general method herein adopted is an outgrowth of the course of lectures on electric motors and their applications given in Columbia University since 1889. It is based upon the consideration of counter e.m.f. and its relation to impress...

Présentation de l'éditeur

This is a pre-1923 historical reproduction that was curated for quality. Quality assurance was conducted on each of these books in an attempt to remove books with imperfections introduced by the digitization process. Though we have made best efforts - the books may have occasional errors that do not impede the reading experience. We believe this work is culturally important and have elected to bring the book back into print as part of our continuing commitment to the preservation of printed works worldwide. This text refers to the Bibliobazaar edition.

Les informations fournies dans la section « A propos du livre » peuvent faire référence à une autre édition de ce titre.