Two phase AC Servo Motor

Two phase AC Servo Motor: For a low-power (a few hundred watts) control application, a balanced Two phase AC Servo Motor is ideally suited as it can be driven by…

Continue Reading Two phase AC Servo Motor

Polyphase System

Polyphase System: In an ac system it is possible to connect two or more number of individual circuits to a common polyphase source. Though it is possible to have any…

Continue Reading Polyphase System

Brushless DC Motor Drives

Brushless DC Motor Drives(Trapezoidal PMAC): The cross section of a 3-phase 2 pole Brushless DC Motor Drives is shown in Fig. 7.15. It has permanent magnet rotor with wide pole…

Continue Reading Brushless DC Motor Drives

Sinusoidal PMAC Motor

Sinusoidal PMAC Motor: Since the voltages induced in the stator phases of a sinusoidal PMAC motor are sinusoidal, ideally, the three stator phases must be supplied with variable frequency sinusoidal…

Continue Reading Sinusoidal PMAC Motor

Synchronous Motors Types

Synchronous Motors Types: Commonly used Synchronous Motors Types are: wound field, permanent magnet, synchronous reluctance and hysteresis motors. All these motors have a stator with a 3-phase winding, which is…

Continue Reading Synchronous Motors Types

Types of DC Motor

Types of DC Motor: The commonly used Types of DC Motor are shown in Fig. 5.1. In a separately excited motor, the field and armature voltages can be controlled independent…

Continue Reading Types of DC Motor

Antenna Tracking System

Antenna Tracking System: Having acquired a target through a scanning method as just described, it may then be necessary to locate it very accurately, perhaps in order to bring weapons…

Continue Reading Antenna Tracking System

Fractional Kilowatt Motors Articles

Fractional Kilowatt Motors Articles: AC Series Motor : A series motor can be run from either dc or ac (single-phase) supply provided that both stator and rotor cores are laminated…

Continue Reading Fractional Kilowatt Motors Articles