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SIMULAÇÕES EM ENGENHARIA ELÉTRICA

 

 

 

 

 

 

 

 

 

STANDING WAVE AND SWR (Standing Wave Ratio)

BEHAVIOR OF DIFFERENT TRANSMISSION LINES WITH DIFFERENT PHYSICAL CHARACTERICS

In this section you can simulate standard standing wave patterns at a frequency of 1GHz with different sets of values for different physical attributes of the transmission line. This will allow you to observe how the SWR defines V(z) and its behavior over time.

Below there are a three boxes, in which, you should type: (1) the value of the characteristic impedance Z_0; (2) the two components of the load impedance Z_L(first the real part, then the imaginary part): and (3) the Permanent Graphics option, can be selected. The latter determines whether the Incident, Reflected, and Total Voltage curves are displayed in a dynamic manner or the plot for each time stamp is permanently shown . When choosing the permanent option, the simulation will draw, after some time, the standing wave diagram along the line. Fill in the boxes with the desired values then click on the Submit button and observe the plot with V(t) for a few moments.

Z_0 = \Omega
Z_L = + (j) \Omega
Permanent graphics:  
(It can take a while)

It is suggested to repeat the simulation for different values of Z_0 and Z_L. In order to observe the phenomenon.

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