Control of DC Drives Using Microprocessors
Control of DC Drives Using Microprocessors: The dc motors fed from thyristor converters for variable speeds are being exÂtensively used in general industrial applications. A dual converter, which is a…
Control of DC Drives Using Microprocessors: The dc motors fed from thyristor converters for variable speeds are being exÂtensively used in general industrial applications. A dual converter, which is a…
Controlled Rectifier Fed DC Drives: Controlled Rectifier Fed DC Drives are used to get variable dc voltage from an ac source of fixed voltage. Controlled Rectifier Fed DC Drives are…
Speed Control of DC Motor Drives: The Speed Control of DC Motor Drives can be any of the following methods: Armature voltage control Field flux control Armature resistance control Speed-torque…
Speed Control of Three Phase Induction Motor: The problem of speed control of three phase induction motor in particular is of great practical importance. In a number of industries motors…
Armature Resistance Control Method of DC Motor: In this armature resistance control method of speed control, reduced speeds are obtained by inserting resistance in the armature circuit. It may be…
Paralleling Field Coils for DC Series Motor: In this Paralleling Field Coils method, used in fan motors, several speeds can be obtained by regrouping of field coils, as illustrated in…
Field Diverter Method of Speed Control of DC Series Motors: The field flux can be reduced by shunting a portion of motor current around the series field, thus reducing the…
Starting of Electric Drives: The most important processes associated with controlled electric drives are (i) starting, (ii) speed control (iii) braking, (iv) reversal of direction of rotation. All these are…