https://youtu.be/C_I1QBGhIME

A Low-pass LC (Inductor-Capacitor) filter can be designed by connecting an inductor and a capacitor in series between the input and output of the filter. The inductor acts to pass low-frequency signals while blocking high-frequency signals, and the capacitor acts to pass high-frequency signals while blocking low-frequency signals. The cutoff frequency of the filter can be controlled by adjusting the values of the inductor and capacitor.

Here is a general design process for an LCL filter:

Determine the cutoff frequency: The cutoff frequency of the filter is the frequency at which the output voltage is 70.7% of the input voltage. It is usually specified by the designer in the application.

Choose the inductor and capacitor values: The values of the inductor and capacitor can be calculated based on the cutoff frequency and the impedance of the load. The following formula can be used to calculate the inductor value:

L = 1 / (2 * pi * fc * C)

where fc is the cutoff frequency and C is the capacitance.

The capacitance can be calculated as:

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C = 1 / (2 * pi * fc * L)

3. Choose the type of inductor: Inductors can be air-core, iron-core, or ferrite-core. The choice of inductor type depends on the application requirements such as the frequency range, power handling capability, and cost

Verify the design: The design can be verified by simulating the circuit in a circuit simulator such as SPICE. The simulation results can be used to confirm that the filter meets the desired performance specifications.

Build and test the filter: The filter can be built and tested using the chosen inductor and capacitor values. The actual performance of the filter can be compared to the simulation results to ensure that it meets the desired specifications.

Initially, we need to design the circuit components and draw the circuit. You may use any software like proteus for this purpose. Then, open the simulink in matlab and select the components as it is in your circuit design. The specifications also need to be given for each component. Finally, run the design to get output.