Routh- Hurwitz Criterion Before discussing the Routh-Hurwitz Criterion, firstly we will study the stable, unstable and marginally stable system. Stable System: If…
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signal flow graphs
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Basic concepts of frequency response The frequency of the input signal is varied over a specific range, and the system’s output is…
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Signal Flow Graph (SFG) Introduction: Block diagram reduction is the excellent method for determining the transfer function of the control system. However,…
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Basic concepts of root locus In the previous sections, we have studies that the stability of a system. It depends on the…
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State Space Model The process by which the state of a system is determined is called state variable analysis. Advantages of State…
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Bode plot It is a frequency response plot that contains two graphs, magnitude and phase. The first plot is the magnitude plot…
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Block Diagram in control systems Any system can be described by a set of differential equations, or it can be represented by…
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Classification of Control System The control system may be classified in a number of ways. Some popular classifications are: Depending on the…
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Control system: Compensators The compensators are derived from the word compensation. It means an adjustment in the arrangement of a structure to…
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