Derivation of Transmission Loss Formula: An accurate method of obtaining a general derivation of transmission loss formula has been given by Kron. This, however, is quite complicated. The aim of…
Optimal Unit Commitment (UC): As is evident, it is not economical to run all the units available all the time. To determine the units of a plant that should operate…
Problems of Power Sector in India: The electricity requirements of power sector in India have grown tremendously and the demand has been running ahead of supply. Electricity generation and transmission…
Types of Forced Commutation: It was observed from the discussion on choppers and inverters that in thyristor systems fed from dc supply, the forward current does not pass through zero…
Static Scherbius Drive Circuit Diagram: A basic scheme of a Static Scherbius Drive Circuit Diagram converter cascade, that is employed for recovery of slip power in electrical form itself, is…
Induction Motor Speed Control Methods: The only way to control the speed of a synchronous motor is to control the input frequency and voltage such as to keep V/f constant.…
DC Motor Control through Converters: DC motor control is conveniently and efficiently achieved by phase-controlled converters wherein the ac input voltage is converted to a controlled dc output. The commutation…
Thyristor Control of Motors: Thyristor Control of Motors - A variety of thyristor control circuitry has been devised for use in motor control depending upon the type of supply (ac/dc)…