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Engineering

Concept Videos

Electrical Engineering

Root-Locus Method

Control System Problem
01:21
Control System Problem

In an open-loop system like a basic thermostat, the poles of the transfer function influence system response but don't govern stability. When feedback ...

Video Duration: 1 minute and 21 seconds
Vector Representation of Complex Numbers
01:16
Vector Representation of Complex Numbers

Complex numbers, described in Cartesian coordinates, can be depicted as vectors. These can be expressed in polar form, showcasing their magnitude and ...

Video Duration: 1 minute and 16 seconds
Root-Locus Method
01:19
Root-Locus Method

Consider a cruise control system in a car designed to maintain a set speed automatically. The control system measures the vehicle's speed and ...

Video Duration: 1 minute and 19 seconds
Properties of the Root Locus
01:05
Properties of the Root Locus

The root locus method helps analyze higher-order systems without requiring the factorization of the denominator of the transfer function. A pole is ...

Video Duration: 1 minute and 5 seconds
Construction of Root Locus
01:15
Construction of Root Locus

The root locus construction involves determining the number of branches that equals the number of closed-loop poles. The root locus is symmetrical about ...

Video Duration: 1 minute and 15 seconds
Plotting and Calibrating the Root Locus
01:19
Plotting and Calibrating the Root Locus

Root loci commonly diverge when system poles transition from the real to the complex plane. The breakaway and break-in points signal where the locus ...

Video Duration: 1 minute and 19 seconds
Root Loci for Positive-Feedback Systems
01:23
Root Loci for Positive-Feedback Systems

A Hartley oscillator, a positive feedback system, maintains oscillation by feeding the output back to the input in phase, reinforcing the signal. Positive ...

Video Duration: 1 minute and 23 seconds