Square Wave Generators

Square Wave Generators: Diode clippers can be used to remove the curved portion of the sinusoidal wave to give square waves. The operational amplifier together with an integrator, can be…

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Conventional DC and AC Traction Drives

Conventional DC and AC Traction Drives: The commonly used Conventional DC and AC Traction Drives are The dc Traction Drives Employing Resistance Control: The dc traction drives employing resistance control…

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Synchronous Machine Articles

Synchronous Machine Articles: Armature Reaction in Synchronous Machine : By using Simple circuit model of the synchronous machine was obtained by making the assumption that the magnetic circuit ... Brushless…

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Rotating Machines Articles

Rotating Machines Articles: 2 Pole DC Machine : Figure 5.13 shows a 2 Pole DC Machine Diagram with a single coil rotating armature. It may ... Current sheet Concept :…

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Introduction to Electrical Machines Articles

Introduction to Electrical Machines Articles: Electric Generator Diagram : Electric Generator Diagram – Electricity does not occur naturally in usable form and it also cannot be stored in usefully large…

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DC Machines Articles

DC Machines Articles: Armature Control : Armature Control – The main requirement of this control scheme is a variable voltage supply to ... Armature Reaction : When the armature of…

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Tripping of Impulse Generators

Tripping of Impulse Generator: In large impulse generator, the spark gaps are generally sphere gaps or gaps formed by hemispherical electrodes. The gaps are arranged such that sparking of one…

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Electrostatic Generators

Electrostatic Generators: Van de Graaff generators are essentially high voltage but low power devices, and their power rating seldom exceeds few tens of kilowatts. As such Electrostatic Generators machine which…

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