Positive High Voltage High Current Regulator: Positive High Voltage High Current Regulator - For this type, output voltage from +7V to +37V and load current IL > 150 mA. For this a external transistor Q1Â is…
Slip Test on Synchronous Machine: Direct and quadrature axis reactances of a salient-pole synchronous machine can be estimated by means of a test known as the Slip Test on Synchronous Machine. The machine armature is…
Block Diagram of Electrical Drives | Advantages | Applications: Block Diagram of Electrical Drives - Invention of thyristor led to emergence of semiconductor drives in early sixties. The improvements in converters and development of new…
Recent Trends in Power System Stability: Recent Trends in Power System Stability in design of large alternators tend towards lower short circuit ratio (SCR = 1/Xd), which is achieved by reducing machine air gap with…
Voltage Control Interview Questions and Answers: 1. Why is it necessary to keep the receiving-end voltage constant within specified limits ? Ans. For satisfactory operation of equipment/machinery supplied by the electrical power network it is…
Cut Set Matrix and Tree Branch Voltages: A Cut Set Matrix is a minimal set of branches of a connected graph such that the removal of these branches causes the graph to be cut into…
Hydel Power Plant - Definition, Working Principle and Advantages: Power of water - Hydel Power Plant is a clean and cheap source of energy. The basic principle of hydropower is that when water is piped from…
Processing of Semiconductor Materials: Preparation of Silicon and Germanium - Silicon is one of the commonest elements on earth. It occurs as silicon dioxide (SiO2) and as silicates; mixtures of silicon and other materials. Germanium…
Pin Diagram of Pentium Processor: The Pentium's memory and I/O interfaces are more advanced than the simple models. They are very different from the 8086 bus interfaces. Figure 12.28(a) shows the Pentium processor and the…
Magnetic Field Equation: The exact description of the Magnetic Field Equation Basics is given by the Maxwell's equations and the constitutive relationship of the medium in which the field is established. Such description apart from…
