Six pulse bridge converter

Six pulse bridge converter: The conduction time of a thyristor in a six pulse connection can be increased when the converter is obtained by a series or parallel connection of…

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Three pulse midpoint converter

Three pulse midpoint converter: These are basically three-phase converters, and are very popular because a 3-phase supply is readily available. 3-phase converters have a greater power capability than single phase…

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Two pulse bridge converter

Two pulse bridge converter: A two pulse bridge converter is achieved as shown in Fig. 3.22 from two midpoint converters. They are connected in series on the dc side and…

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Two pulse mid point converter

Two pulse mid point converter: Two pulse mid point converter are, in general, single phase converters. The pulse number of the converter indicates the frequency of the ripple voltage superimposing…

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Phase Controlled Line Commutated Converters

Phase Controlled Line Commutated Converters: In these Phase Controlled Line Commutated Converters, the commutation voltage, i.e. the voltage required to transfer current from one thyristor to the other, is provided…

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Electric Converter

Electric Converter: Electric Converter - The speed of a dc motor can be varied by varying the armature voltage or the field current, for which a variable dc supply is…

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Variable Load Problem

Variable Load Problem: The variable load problem has introduced the following terms and factors in power plant engineering: 1.Connected load : It is the sum of continuous ratings of all the…

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Steam Turbine Efficiency

Steam Turbine Efficiency: The overall Steam Turbine Efficiency is quite low (about 29%) due mainly to two reasons. Firstly, a huge amount of heat is lost in the condenser and…

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