Hands-on testing knowledge for aspiring electrical engineers Discover practical lab work that builds understanding through real experiments. This authoritative manual presents approachable, student-friendly methods for testing electrical machinery, from direct-current circuits to alternating-current meters.
The book is written to help beginners grasp the material quickly without sacrificing accuracy. It wires together theory with step-by-step experiments, showing how to verify Ohm’s law, measure resistance, and interpret voltages, currents, and power. Aimed at Columbia-style lab courses, the notes also show how to adapt procedures when strict methods become too complex, keeping safety and practicality in focus.
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Excerpt from A Short Course in the Testing of Electrical Machinery
While the notes are being put into printed form specifically for our use, they may possibly be found of use in other schools where the conditions are similar to those at Columbia.
The authors wish to express their indebtedness to Professor Geo. F. Sever, who first developed the electrical laboratory work for the non - electrical students at Columbia, and whose original schedule of experiments served as a guide in arranging this work; also to Mr. F. L. Mason, who has rendered valuable assistance in the preparation of the book.
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This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Excerpt from A Short Course in the Testing of Electrical Machinery
In presenting these brief notes the authors feel that an explanation of their object is necessary. At Columbia University practically all of the engineering students are required to take courses in the electrical laboratories, testing both direct-current and alternating-current machinery. Students in Mining, Mechanical, Metallurgical, Chemical, Civil Engineering, etc., do not have those courses in the theory of electrical machinery, which are really necessary for a proper comprehension of the machines with which they work in the laboratory; it is unreasonable to expect them to consult various text-books to prepare themselves on the theory involved in the tests, and it is with the intention of filling the needs of these men that the notes have been compiled.
Before giving specific directions regarding the test to be performed, a brief analysis of the characteristics of the machine is attempted; in so far as is possible in such a limited space the reasons for the behavior of the machine are given. It is, of course, realized that a complete analysis of the different types of machines is impossible and it is questionable whether a complete analysis would serve the purpose. It has been the intention of the writers to present the subject-matter in such a manner that the student not well versed in electrical theory can get he most out of it in the short time allotted to the electrical courses.
In some of the tests, methods are described which may not be strictly according to the standard practice; if a gain in simplicity and ease of performance is to be obtained by a sacrifice in accuracy of the test of a few tenths of paper cent, it is thought justifiable to use the simpler method of testing.
About the Publisher
Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com
This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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Librería: Forgotten Books, London, Reino Unido
Paperback. Condición: New. Print on Demand. The book delves into the fundamental principles of electrical engineering by guiding students through the testing of direct-current machines. It is intended for those seeking a thorough understanding of the characteristics and operation of electrical machines. The book provides a detailed analysis of the behavior of machines, explaining the reasons behind their performance and guiding readers in troubleshooting and efficiency calculations. The author presents a comprehensive exploration of the relationship between current, resistance, and potential in conductors, along with the impact of armature windings, brushes, and cable leads on armature circuit resistance. The book also examines the function and significance of shunt field windings in providing the necessary ampere-turns for the magnetic circuit. The author effectively demonstrates the methods for determining the magnetization and external characteristics of shunt generators and explores the factors influencing the regulation and compounding of compound generators. Through experiments and calculations, the book imparts a deep understanding of motor starting rheostats, efficiency, and the influence of speed on motor characteristics. Overall, this book serves as a valuable resource for students, providing a solid foundation in the intricacies of direct-current machines and their applications. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. Nº de ref. del artículo: 9781330304419_0
Cantidad disponible: Más de 20 disponibles
Librería: PBShop.store US, Wood Dale, IL, Estados Unidos de America
PAP. Condición: New. New Book. Shipped from UK. Established seller since 2000. Nº de ref. del artículo: LW-9781330304419
Cantidad disponible: 15 disponibles
Librería: PBShop.store UK, Fairford, GLOS, Reino Unido
PAP. Condición: New. New Book. Shipped from UK. Established seller since 2000. Nº de ref. del artículo: LW-9781330304419
Cantidad disponible: 15 disponibles
Librería: Buchpark, Trebbin, Alemania
Condición: Hervorragend. Zustand: Hervorragend | Sprache: Englisch | Produktart: Bücher | Keine Beschreibung verfügbar. Nº de ref. del artículo: 25766954/1
Cantidad disponible: 1 disponibles