The Inventions, Researches and Writings of Nikola Tesla

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PART I: POLYPHASE CURRENTS.

Polyphase currents refer to a system using multiple alternating currents that are out of phase with each other to transmit power more efficiently.

CHAPTER I.

Biographical and Introductory . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

CHAPTER II.

A New System of Alternating Current Motors and Transformers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

CHAPTER III.

The Tesla Rotating Magnetic Field Tesla’s fundamental discovery where multiple currents create a magnetic field that physically rotates, pulling the motor's rotor along with it.; Motors with Closed Conductors; Synchronizing Motors; Rotating Field Transformers . . . . . . . . . . . . . . . . . . . . . 9

CHAPTER IV.

Modifications and Expansions of the Tesla Polyphase Systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

CHAPTER V.

Utilizing Familiar Types of Continuous Current Generators original: "Generators of the Continuous Current Type." Today we call this Direct Current (DC).. . . . . . . . . . . . . . . . . . . . . . . . . . . 31

CHAPTER VI.

Method of Obtaining the Desired Speed of a Motor or Generator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36