Polyphase coils are electromagnetic coils connected together in a polyphase system such as a generator or motor. In modern systems, the number of phases...

A polyphase system (the term coined by Silvanus Thompson) is a means of distributing alternating-current (AC) electrical power that utilizes more than...

dynamo Induction generator Jedlik's dynamo Linear alternator Magneto Polyphase coil Revolving armature alternator Single-phase generator "Abraham Ganz at...

A Tesla coil is an electrical resonant transformer circuit designed by inventor Nikola Tesla in 1891. It is used to produce high-voltage, low-current,...

megawatt at unity power factor).[citation needed] Alternating current Polyphase coil Symmetrical components High-leg delta Distribution Transformer Manual...

used to generate power in single-phase electric power systems. However, polyphase generators are generally used to deliver power in three-phase distribution...

Walter Baily, who gave a workable demonstration of his battery-operated polyphase motor aided by a commutator on 28 June 1879, to the Physical Society of...

electrical and mechanical devices. His AC induction motor and related polyphase AC patents, licensed by Westinghouse Electric in 1888, earned him a considerable...

of atomic-scale electric dipoles. polyphase coil A coil intended for connection to a polyphase power supply. polyphase system An alternating current power...

laboratories. For polyphase systems, multiple single-phase transformers can be used, or all phases can be connected to a single polyphase transformer. For...

over short distances by magnetic fields using inductive coupling between coils of wire, or by electric fields using capacitive coupling between metal electrodes...

defined in any system, the definition of apparent power for unbalanced polyphase systems is considered to be one of the most controversial topics in power...

circuit to another circuit, or multiple circuits. A varying current in any coil of the transformer produces a varying magnetic flux in the transformer's...

copy of the original shown at the World's Columbian Exposition in 1893 Polyphase system. Showing an example of generation, transmission and utilization...

p–n junction – Polarization density – Polyethylene – Polymer – Polyphase coil – Polyphase system – Polypropylene – Polytetrafluoroethylene – Pontryagin's...

Reference to His Work in Polyphase Currents and High Potential Lighting, 2nd Ed. The Electrical Engineer. pp. 145–197. The Tesla coil circuit is shown p. 193...

stronger when the "secondary" (load-bearing) side of the loosely coupled coil resonates. A resonant transformer of this type is often used in analog circuitry...

physics Polymer science Polymer solar cell Polymeric liquid crystal Polyphase coil Polyphase system Polytrope Polytropic process Polywater Polywell Pomeranchuk...

stationary field coil produces a rotating magnetic field, just like a polyphase motor. The field coils are connected either directly to polyphase voltage sources...

without increasing the currents maximum absolute value. The armature of polyphase electric machines includes multiple windings powered by the AC currents...

achieved its first practical induction motor in 1892 and developed a line of polyphase 60 hertz induction motors in 1893, but these early Westinghouse motors...

This basic system remains in use today around the world. After 1891, polyphase alternators were introduced to supply currents of multiple differing phases...

resultant magnetic field produced by a system of coils symmetrically placed and supplied with polyphase currents. A rotating magnetic field can be produced...

electricity generation, transmission, and distribution. It is a type of polyphase system employing three wires (or four including an optional neutral return...

applied physics. Taylor & Francis., 1879) Silvanus Phillips Thompson, Polyphase Electric Currents and Alternate-Current Motors. 1895. Jamin, Par M. (1869)...

required to convert AC to DC. To provide direct current with low ripple, a polyphase winding is used and the pole-pieces of the rotor are shaped (claw-pole)...

stepper, or stepping, motor is a synchronous, brushless, high pole count, polyphase motor. Control is usually, but not exclusively, done open loop, i.e.,...

common wire and coil-end wire is always half of the resistance between coil-end wires. This is because there is twice the length of coil between the ends...

developed an induction motor that ran on alternating current. The motor used polyphase current, which generated a rotating magnetic field to turn the motor (a...

Walter Bailys Polyphase motor (1879) marks the beginning of the development of modern polyphase motors. Mr. Bailey exhibited his invention on the Physical...