Power Converters Interview Questions and Answers: 1. What is freewheeling diode? Ans. Freewheeling diode is a bypass or commutating diode. It is connected across motor terminals to allow for dissipation of…
Operational Amplifiers Interview Questions and Answers: 1. What is an op-amp? Ans. The name operational amplifier stems from its original use for mathematical operations (such as addition, subtraction, multiplication, differentiation and…
Geothermal Power Plant Working Principle: Geothermal Power Plant Working Principle - The growing demand of power will exhaust all fossil fuel sources in few decades. Therefore there is a permanent…
Turgo Turbine Working Principle: The Turgo turbine is an impulse water turbine designed for medium head applications. Operational Turgo Turbines achieve efficiencies of about 87%. It works with net heads…
Electrostatic Precipitator (ESP) - Construction and Working Principle: Electrostatic Precipitator is located between the boiler and the chimney, it extracts the fly ash from the flue gases and thus prevents…
Fluidized Bed Combustion Boiler Working and Types: The coal available in India is of low quality, high ash content and low calorific value. The traditional grate fuel firing systems have…
Reheat Cycle in Steam Power Plant: Reheat Cycle: If the dryness fraction of steam leaving the turbine is less than 0.88, then corrosion and erosion of turbine blades occur. To…
What is a Power Converter? Solid-state power converter are employed for obtaining the approÂpriate form of electrical energy such as direct current or adjustable-frequency alternating current (required to operate most…