Ward Leonard Method of Speed Control
Ward Leonard Method of Speed Control: Known after the name of its inventor Ward Leonard Method of Speed Control (1891), it consists of a separately excited generator feeding the dc…
Ward Leonard Method of Speed Control: Known after the name of its inventor Ward Leonard Method of Speed Control (1891), it consists of a separately excited generator feeding the dc…
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…
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…
Control of Electrical Drives Articles: Closed Loop Speed Control of Multi Motor Drives : When mechanical part of the load is of large physical dimension it becomes desirable to share…
Phase Locked Loop Control(PLL): A PI controller ideally should provide perfect speed regulation. However, due to imperfections in sensing and control circuits, the closed-loop schemes described earlier can at best…
Coaxial Cable in Communication System: A Coaxial Cable in Communication System consists of a tube carrying a number of coaxial cables of the type, together with repeaters and other ancillary…
Digital Communications Articles: Digital Fundamentals: The meaning of the term “digital” is fundamental to an understanding of the benefits of digital technology. Digital Fundamentals data must be compared with analog…
Generation of Amplitude Modulation: There are two types of devices in which it may be necessary to the Generation of Amplitude Modulation. The first of these, the AM transmitter, generates…