Chapter 6
AC Circuit Analysis
Sorgenti sinusoidali
Direct current refers to unidirectional current, whereas alternating current refers to current that reverses its direction periodically.
Alternating ...
Rappresentazione grafica e analitica delle sinusoidi
Analyzing two sinusoidal voltages on an oscilloscope with equal amplitude and period but different phases involves three steps.
First, the peak-to-peak ...
Fasori
Phasors are complex representations of the sinusoids where the magnitude of the phasor equals the amplitude, and the angle equals the phase measured from ...
Aritmetica dei fasori
Consider a sinusoid and its corresponding phasor.
The derivative of the sinusoid in the time domain equals its phasor multiplied by j-omega in the phasor ...
Relazioni dei fasori per gli elementi del circuito
The voltage-current relationship for the resistors, inductors, and capacitors can be transformed from the time domain to the phasor or frequency domain ...
Leggi di Kirchoff con fasori
Consider a household circuit where an AC power supply from the distribution panel is wired to appliances in parallel.
Analyzing an AC circuit involves ...
Impedenze e Ammettenza
In AC circuits, the passive elements - the resistor, the inductor, and the capacitor - are characterized by the phasor voltage and current.
Impedance is ...
Combinazione di impedenza
Consider a string of christmas lights, where each bulb represents an impedance. This series arrangement of impedances ensures a uniform current across ...
Analisi dei nodi per circuiti CA
In the rotablator angioplasty system, the turbine causes the rotation of the catheter burr, which aids in removing plaque deposits from coronary
...
Analisi della mesh per circuiti CA
In radio communication, an impedance-matching circuit aligns the radio transmitter and receiver impedance.
Consider a basic impedance-matching circuit ...
Trasformazione della sorgente per i circuiti CA
Consider a circuit composed of a current source and a combination of resistors, capacitors, and inductors with known impedance values.
The aim is to ...
Circuiti equivalenti Thévenin
The household power distribution system which includes distribution lines and transformers, can be considered the source network.
Inside the house, ...
Circuiti equivalenti Norton
Norton's theorem states that any two-terminal linear network can be replaced by an equivalent circuit consisting of a constant current source in ...
Teorema di sovrapposizione per circuiti in corrente alternata
The superposition principle finds application in the analysis of AC linear circuits with multiple independent sources.
Consider a circuit consisting of ...
Circuiti CA dell'amplificatore operazionale
In an audio system, the filter circuit processes the amplified audio signal from an amplifier, strongly attenuating the signal components with low ...
Esempio di progettazione: Circuito moltiplicatore di capacità
Capacitance multiplier circuits are used in integrated circuits to produce a multiple of a small physical capacitance when a high-value capacitance is ...
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