Automatic Power Factor Controller Engineering Project
Automatic Power Factor Controller Engineering Project| Decrease
electric bill By Improving Power Factor
Automatic Power Factor Controller is an excellent choice for a final year project in electrical engineering. In this project, I demonstarate of an Automatic Power Factor Controller using Arduino, and pzem004t including an a circuit working explanation.
APFC monitors the power factor and adjusts the reactive power using capacitors to maintain a desired power factor. They are commonly used in industrial and commercial settings to ensure efficient power usage and avoid penalties from utilities for poor power factor.
As we know that Inductive loads are commonly connected to a power circuit, it can result in a decrease in the power factor. The Automatic Power Factor Controller (APFC) detects this and works to improve the power factor.
It is important to have a power factor close to unity because a low power factor leads to increased consumption of reactive power. This increased reactive power consumption can result in high current flow through the circuit, leading to heat generation, power losses, and other issues. Similarly, a high power factor can lead to voltage instability, voltage surges, and increased stress on the power system components. Therefore, both a highly lagging or leading power factor can be harmful to the electrical circuit.
To counterbalance this, a capacitive load is required to maintain the power factor. The APFC is equipped with capacitor banks that are utilized to enhance the power factor. These capacitors provide reactive power compensation, which helps to improve the power factor and ensure efficient operation of the electrical system. This improves energy efficiency, reduces losses, and optimizes electrical equipment performance.
Hardware Components
The main parts and components are,
PZEM-004T module
LCD. with I2C module
12V 4 channel Relay Module.
Microcontroller. Arduino Nano
Capacitor. The three capacitors (C1, C2, C3) 2.5MFD
Damping resistors 1Mohm
12V DC Power Supply.
Buck Converter
Incandescent Lamp
Choke 250V, 40W
SP Switches
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