Simulasi Multisim Labsheet 1 Penyearah Gelombang Dengan Menggunakan Jembatan Dioda.

Summary

This video tutorial walks through the process of simulating a bridge rectifier circuit using MultiSim. The instructor demonstrates how to set up components like an AC power source, transformer, diodes, capacitors, and resistors. They guide the user through the steps of measuring voltage and current with and without a load, using instruments like a multimeter and an oscilloscope. The video highlights the changes in waveforms and values when the load is applied. The tutorial is educational, providing practical insights into understanding rectifier circuits and measurement techniques in a simulation environment.

Takeaways

• 😀 Introduction: The speaker, Barus, introduces themselves and the topic of the video, which is a simulation of a diode bridge rectifier using MultiSim software.
• 😀 Components Overview: Key components discussed include an AC power source, transformer, diodes, electrolytic capacitor, resistors, and an oscilloscope for the simulation.
• 😀 Diode Bridge Rectifier: The speaker explains the construction of a diode bridge rectifier circuit in the simulation, including the connections of components.
• 😀 Component Setup: The speaker connects the AC power source to the transformer and wires the diodes, specifying the voltage and frequency settings for the power supply.
• 😀 Capacitor Installation: The electrolytic capacitor is connected to the rectifier to filter the output waveform.
• 😀 Multimeter Use: A multimeter is connected to measure the rectified DC voltage and verify the results of the rectification process.
• 😀 Oscilloscope Setup: An oscilloscope (Tektronix) is configured to observe the waveform, with adjustments to measure both AC and DC characteristics of the output.
• 😀 Measurements and Analysis: Voltage readings are taken, showing DC values around 7.8V with a frequency of 50Hz, and the waveform is analyzed for signal quality.
• 😀 Load Testing: The speaker demonstrates the effect of applying a load resistor to the circuit, noting the current measurement and the changes in the output waveform.
• 😀 Final Remarks: The speaker concludes the simulation and provides a closing statement, thanking viewers for watching and apologizing for any mistakes during the demonstration.

Q & A

What is the main purpose of the simulation presented in the video?

The main purpose of the simulation is to demonstrate and simulate a bridge rectifier circuit, both with and without a load, using MultiSim software.

What components are required to set up the bridge rectifier simulation?

The components required include an AC power source, a transformer, four 1N4001 diodes, an electrolytic capacitor, a 220-ohm resistor, three multimeters for measurement, and a Tektronix oscilloscope.

How is the transformer configured in the simulation?

The transformer is configured with a turn ratio of 3:1, and the secondary side is connected to the bridge rectifier circuit to step down the AC voltage.

What is the significance of the capacitor in the bridge rectifier circuit?

The capacitor is used to smooth the output from the rectifier by filtering the AC ripple and providing a more stable DC voltage.

What voltage and frequency settings were used for the AC power source?

The AC power source was set to 220V with a frequency of 50Hz.

What is the measured output voltage from the rectifier circuit?

The measured DC voltage from the rectifier circuit is approximately 7.8V, with a peak voltage of around 8.4V as observed on the oscilloscope.

What happens to the waveform when the load resistor is added to the circuit?

When the load resistor is added, the waveform changes, and the current flowing through the circuit is measured at approximately 25.27mA. This demonstrates the effect of the load on the output voltage and current.

How does the oscilloscope help in analyzing the output of the rectifier?

The oscilloscope is used to visualize the waveform of the output voltage from the rectifier, allowing the user to observe the ripple, frequency, and amplitude of the signal before and after the rectification process.

What adjustments are made to the oscilloscope to properly visualize the output?

The oscilloscope's properties are adjusted, including setting the time base to 5 milliseconds per division and the vertical scale to 10V to clearly view the waveform and voltage levels.

What does the presenter apologize for at the end of the video?

The presenter apologizes for any mistakes or errors that may have occurred during the simulation and thanks the audience for watching.