Converters for Electric Motors Articles: Electric Converter: The speed of a dc motor can be varied by varying the armature voltage or the field current, for which a variable dc…
Control of DC Drives Using Microprocessors: The dc motors fed from thyristor converters for variable speeds are being extensively used in general industrial applications. A dual converter, which is a…
Methods of Compensation in Control System: The Different Methods of Compensation in Control System are Cascade Compensation Feedback Compensation Load Circuit Compensation Input Circuit Compensation A drive system having closed…
Charging a Capacitor in Inverter: Charging a Capacitor in Inverter - Inverters are static power converters for converting dc to ac. By controlling the conducting periods of the thyristors it…
Four Quadrants Converters: Four Quadrants Converters - The converters described in the previous sections are suitable either for one quadrant or two quadrant operation. In the former case stepless speed…
Electronic Devices and Circuits Articles: This Electronic Devices and Circuits Articles which includes the following topics: Introduction to Semiconductor Materials and Devices Conduction in Solids Conductor Semiconductor and Insulator P…
Types of Electrical Drives: Types of Electrical Drives has the following major parts: load, motor, power modulator, control unit and source. There are large number of loads and each load…
Torque Speed Characteristics of Induction Motor: From Eq. 1.27 it can be observed that the maximum torque is independent of rotor resistance. However, the slip at which the maximum torque…