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 between 15 and 300 m.…
Thermocouple Principle and Types of Thermocouple: Thermocouple Principle consists of a junction of two dissimilar wires, so chosen that a voltage is generated by heating the junction. The output of a thermocouple is delivered to…
Current Collector for Overhead System and Types of Current collector in traction: The current in the overhead system is collected with the help of sliding contact collector mounted on the roof of the vehicle. The…
Classification of Liquid Dielectrics: In recent years, a substitute to mineral oils, other polyester oils have been developed which are extensively used in transformers in Europe and other countries. One such oil is the halogen free Penta-Etythrite-Tetra…
Difference between Economic Dispatch and Unit Commitment: The difference between economic dispatch and unit commitment is given in table below Sl no Economic Dispatch Unit Commitment 1 It is solved by Lambda-iteration, Gradient and Newton's…
Delay Line in Triggered Sweep Circuit: Figure 7.13 shows a Delay Line in Triggered Sweep Circuit. Figure 7.14 indicates the amplitude of the signal wrt time and the relative position of the sweep generator output…
Three Phase Cycloconverter - Types, Working and Applications: A cycloconverter converts ac at one frequency to an ac of another frequency. Cycloconverters can be classified as single-phase to single-phase, three-phase to single-phase and three-phase to…
Factors to be Considered in Selection of Fuse: In order to ensure that the fuses will correctly and reliably protect any given section or element of an electrical circuit, selection of fuse characteristics and ratings…
Differential Amplifier Circuit using Transistors: The Differential Amplifier Circuit using Transistors is widely applied in integrated circuitry, because it has both good bias stability and good voltage gain without the use of large bypass capacitors.…
Time and Energy Loss in Transient Operations: Starting, braking, speed change and speed reversal are transient operations. Time and Energy Loss in Transient Operations can be evaluated by solving Eq. (2.19) along with motor circuit…
