A Textbook Of Electrical Machines

A Textbook Of Electrical Machines
Author: D B Raval
Publisher: Vikas Publishing House
Total Pages:
Release:
Genre: Technology & Engineering
ISBN: 9325975629

This is a single-volume book on 'electrical machines' that teaches the subject precisely and yet with amazing clarity. The extent has been kept in control so that the entire subject can be covered by students within the limited time of the semesters. Thus, they will not have to consult multiple books anymore. The discussions of concepts include the modern trends used in industry, like efficient transformers, efficient induction motors, DC drives, and the problems related to them.

Electrical Machines - I

Electrical Machines - I
Author: Uday A. Bakshi
Publisher: Technical Publications
Total Pages: 432
Release: 2020-11-01
Genre: Technology & Engineering
ISBN: 933322369X

The importance of various electrical machines is well known in the various engineering fields. The book provides comprehensive coverage of the magnetic circuits, magnetic materials, single and three phase transformers and d.c. machines. The book is structured to cover the key aspects of the course Electrical Machines - I. The book starts with the explanation of basics of magnetic circuits, concepts of self and mutual inductances and important magnetic materials. Then it explains the fundamentals of single phase transformers including the construction, phasor diagram, equivalent circuit, losses, efficiency, methods of cooling, parallel operation and autotransformer. The chapter on three phase transformer provides the detailed discussion of construction, connections, phasor groups, parallel operation, tap changing transformer and three winding transformer. The various testing methods of transformers are also incorporated in the book. The book further explains the concept of electromechanical energy conversion including the discussion of singly and multiple excited systems. Then the book covers all the details of d.c. generators including construction, armature reaction, commutation, characteristics, parallel operation and applications. The book also includes the details of d.c. motors such as characteristics, types of starters, speed control methods, electric braking and permanent magnet d.c. motors. Finally, the book covers the various testing methods of d.c. machines including Swinburne's test, brake test, retardation test and Hopkinson's test. The book uses plain, lucid language to explain each topic. The book provides the logical method of explaining the various complicated topics and stepwise methods to make the understanding easy. Each chapter is well supported with necessary illustrations, self-explanatory diagrams and variety of solved problems. All the chapters are arranged in a proper sequence that permits each topic to build upon earlier studies. The book explains the philosophy of the subject which makes the understanding of the concepts very clear and makes the subject more interesting.

Electrical Machines

Electrical Machines
Author: S. K. Sahdev
Publisher: Cambridge University Press
Total Pages: 979
Release: 2017-11-24
Genre: Technology & Engineering
ISBN: 1108431062

Offers key concepts of electrical machines embedded with solved examples, review questions, illustrations and open book questions.

SPECIAL ELECTRICAL MACHINES

SPECIAL ELECTRICAL MACHINES
Author: E.G. JANARDANAN
Publisher: PHI Learning Pvt. Ltd.
Total Pages: 281
Release: 2014-01-01
Genre: Technology & Engineering
ISBN: 812034880X

This book covers the complete syllabi prescribed for undergraduate courses in electrical, electronics, mechanical and instrumentation engineering offered by various Indian universities. The objective of this text is to provide thorough knowledge in the emerging field of special electrical machines. It discusses the stepper motor, switched reluctance motor, permanent magnet dc and ac motors, brushless dc motors, single phase special electric motors, servomotors, linear electric machines and permanent magnet axial flux machines. Key Features • Chapter on permanent magnet axial flux machines (not available in other Indian authors' books) • Numerous worked-out examples • Based on classroom tested materials • Simplified mathematical analysis Besides undergraduate students, the book will also be useful to the postgraduate students specialising in drives and control, power electronics, control systems and mechatronics.

Modeling and Analysis of Electrical Machine

Modeling and Analysis of Electrical Machine
Author: R. Ramanujam
Publisher: I K International Pvt Ltd
Total Pages: 460
Release: 2018-08-10
Genre: Technology & Engineering
ISBN: 9384588261

This book will serve as a stepping stone for the undergraduate students in Electrical & Electronics Engineering for further specialization. It is a core subject in the curriculum for post-graduate Power Electronics and Power Systems Engineering disciplines offered by most of the universities and educational institutions. The book starts with the fundamental concepts such as phasors and reference frames which are not usually elaborated at the undergraduate level thereby providing smooth transition to more advanced topics as specified in the various syllabi. The book is also suitable for final semester undergraduate students and practising engineers.

Electrical Machines - II

Electrical Machines - II
Author: Uday A. Bakshi
Publisher: Technical Publications
Total Pages: 616
Release: 2020-11-01
Genre: Technology & Engineering
ISBN: 9333223703

The importance of various electrical machines is well known in the various engineering fields. The book provides comprehensive coverage of the synchronous generators (alternators), synchronous motors, three phase and single phase induction motors and various special machines. The book is structured to cover the key aspects of the course Electrical Machines - II. The book starts with the explanation of basics of synchronous generators including construction, winding details and e.m.f. equation. The book then explains the concept of armature reaction, phasor diagrams, regulation and various methods of finding the regulation of alternator. Stepwise explanation and simple techniques used to elaborate these methods is the feature of this book. The book further explains the concept of synchronization of alternators, two reaction theory and parallel operation of alternators. The chapter on synchronous motor provides the detailed discussion of construction, working principle, behavior on load, analysis of phasor diagram, Vee and Inverted Vee curves, hunting and applications. The book further explains the three phase induction motors in detail. It includes the construction, working, effect of slip, torque equation, torque ratios, torque-slip characteristics, losses, power flow, equivalent circuit, effect of harmonics on the performance and applications. This chapter includes the discussion of induction generator and synchronous induction motor. The detailed discussion of circle diagram is also included in the book. The book teaches the various starting methods, speed control methods and electrical braking methods of three phase induction motors. Finally, the book gives the explanation of various single phase induction motors and special machines such as reluctance motor, hysteresis motor, repulsion motor, servomotors and stepper motors. The discussion of magnetic levitation is also incorporated in the book. The book uses plain, lucid language to explain each topic. The book provides the logical method of explaining the various complicated topics and stepwise methods to make the understanding easy. Each chapter is well supported with necessary illustrations, self explanatory diagrams and variety of solved problems. The book explains the philosophy of the subject which makes the understanding of the concepts very clear and makes the subject more interesting.

Transmission and Distribution of Power (WBSCTE)

Transmission and Distribution of Power (WBSCTE)
Author: K.R. Siddhapura & D.B. Raval
Publisher: Vikas Publishing House
Total Pages: 239
Release:
Genre: Technology & Engineering
ISBN: 9325986647

This book provides knowledge of transmission and distribution of electric power, which is very essential for an electrical engineer. The language used is simple and maintains a smooth flow so that the students are able to imbibe the concepts and intricacies easily. Thus, it is truly studentfriendly. KEY FEATURES • Written strictly in accordance with the syllabus of West Bengal State Council of Technical Education • Covers all the topics related to power systems • Explains concepts through technically accurate diagrams for full clarity • Contains large number of solved examples • Shows comparison between similar topics to prevent confusion

Electrical Machines

Electrical Machines
Author: M. V. Deshpande
Publisher: PHI Learning Pvt. Ltd.
Total Pages: 448
Release: 2011-05-30
Genre: Technology & Engineering
ISBN: 8120340264

This textbook offers insights into the principles and applications of electrical machines. The text provides a thorough understanding of the fundamentals that are common to all machines. The book elaborates on single-phase and three-phase transformers, DC machines, AC machines as well as commutator motors, and three-phase induction motors, single-phase induction motors, synchronous machines, generators and motors. This book is intended as a text for students pursuing diploma and undergraduate courses in Electrical Engineering in various universities and engineering institutes. Besides, the book takes care of the requirements of students who are preparing for professional examinations, including those conducted by the Institution of Engineers (India), i.e. AMIE. KEY FEATURES: Discusses the step-by-step coverage of the construction of electrical machines. Gives the methods of testing of electrical machines. Provides the performance calculations of electrical machines. Includes numerous worked-out examples.