Sugar Mill Process: The Sugar Mill Process the crystals are separated from the syrup by means of a centrifuge. The separation is accomplished by the centrifugal forces set up. The centrifuge is started to a…
Successive Approximation Type DVM: The Successive Approximation Type DVM principle can be easily understood using a simple example; the determination of the weight of an object. By using a balance and placing the object on…
Subtractor using Op Amp or Difference Amplifier Circuit: Similar to the summer circuit, the subtraction of 2 input voltages is possible with the help of op-amp circuit called subtractor or difference amplifier circuit. The Subtractor…
Subsystems of Thermal Power Plant: The Subsystems of Thermal Power Plant are the auxiliary plants required for the plant for its proper operation and for the increase of their efficiency. Some of the sub systems…
Substations Interview Questions and Answers: 1. State any four types of substations according to the service ? Ans. The substations, according to the service rendered are: Transformer substations, Switching substations, Converting substations and Frequency changing…
Substation: The assembly of apparatus used to change some characteristic (e.g. voltage, ac. to dc., frequency, p.f. etc.) of electric supply is called a Substation. Sub-stations are important part of power system. The continuity of…
Submerged Arc Welding - Working, Advantages and Applications: Submerged Arc Welding - It is an arc welding process that uses an arc between a bare metal electrode and the weld pool. The arc and molten…
Submarine Cables: Submarine cables use principles very much like those of coaxial cables. Thus they are coaxial, have repeaters and equalizers and have dc power fed to them, with opposite polarities fed from opposite ends…
Structure of U.S. Electric Utility Industry: As noted from Fig. 1-1 the U.S. electric energy or power industry, more commonly known as the electric utility industry, is made up of four ownership segments, representing more…
Structure of Power Systems: Structure of Power Systems - Generating stations, transmission lines and the distribution systems are the main components of an electric power system. Generating stations and a distribution system are connected through…
