Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Power in a Three-Phase Circuit01:15

Power in a Three-Phase Circuit

587
Three-phase systems have two configurations: the wye and delta. A star configuration can be three or four wires; in a delta configuration, the components are connected in a closed loop. Instantaneous power refers to the power value at a precise moment, and in a balanced three-phase system, it is constant. This is because the sum of the instantaneous powers in the three phases remains steady over time, despite individual fluctuations, due to the symmetry and phase relationship. The total...
587
Power Distribution in Three-phase and Single Phase Circuits01:17

Power Distribution in Three-phase and Single Phase Circuits

589
Power distribution within electrical circuits is a foundational aspect of residential and industrial energy systems. While single-phase power is common in residential settings, three-phase power is the standard for industrial environments with heavy machinery. Each system is different and has advantages, and it's crucial to understand the underlying principles of power distribution and material efficiency.
Single-Phase Power Distribution:
Single-phase circuits are typical in household settings;...
589
Power System Three-Phase Short Circuits01:21

Power System Three-Phase Short Circuits

513
Determining the subtransient fault current in a power system involves representing transformers by their leakage reactances, transmission lines by their equivalent series reactances, and synchronous machines as constant voltage sources behind their subtransient reactances. In this analysis, certain elements are excluded, such as winding resistances, series resistances, shunt admittances, delta-Y phase shifts, armature resistance, saturation, saliency, non-rotating impedance loads, and small...
513
Three-Phase Circuits01:22

Three-Phase Circuits

759
AC power distribution systems have three categories: single-phase, two-phase, and three-phase systems. The single-phase circuit, common in residential settings, typically employs a two-wire system connecting a single AC source to various loads. These circuits support standard household appliances operating at 120 volts (V) and 240 V, such as lamps, televisions, and microwaves. The first generators, Niagara Falls hydro plant installed in 1895, were two-phase and designed by Nikola Tesla. The...
759
Three-Phase Voltages01:30

Three-Phase Voltages

531
A three-phase generator produces three voltages that are equal in magnitude but have a phase difference of 120 degrees. This identical magnitude and equal phase separated voltages are known as the balanced voltages and help to minimize power loss while ensuring a steady delivery of energy to connected loads. As voltage sources in a three-phase system can be configured in a wye or a delta formation, the loads connected to these systems can also be arranged in either configuration. This...
531
Generation of Three-Phase Voltage01:21

Generation of Three-Phase Voltage

739
A three-phase AC generator has a rotor with a rotating magnet placed within the stator mounted with the stationary three-phase winding to generate three-phase voltages via mutual induction. These windings are evenly distributed around the inner circumference of the stator and are arranged 120 electrical degrees apart. Three-phase stator windings consist of three separate coils or groups of coils, known as phases, each connected in Y (star) configuration or Delta configuration.
As the rotor...
739

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Indoor Air Quality Risk Assessment and Modeling in Healthcare Facilities: A Systematic Review and Analysis.

Journal of applied toxicology : JAT·2026
Same author

An Optimized Strategy for Brain Tumor Classification Using SO(3) Equivariant Graph Neural Networks with Snow Geese Algorithm in MRI Imaging.

Journal of molecular neuroscience : MN·2026
Same author

Optimized PV fed sensorless BLDC motor control system using Q-recurrent adaptive controller and Levy-enhanced circular search mechanisms.

Scientific reports·2025
Same author

An ECG signal processing and cardiac disease prediction approach for IoT-based health monitoring system using optimized epistemic neural network.

Electromagnetic biology and medicine·2025
Same author

A new H6 neutral point clamped transformerless photo voltaic inverter.

Scientific reports·2025
Same author

Hybrid salp swarm maximum power point tracking algorithm for photovoltaic systems in highly fluctuating environmental conditions.

Scientific reports·2025

Related Experiment Video

Updated: Jan 11, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

994

IoT enabled smart power quality analysis in three phase electrical systems with practical implementation.

Balasubbareddy Mallala1,2, Rajasekhar Reddy Manyam3, Jagriti Saini4

  • 1Amrita School of Computing, Amrita Vishwa Vidyapeetham, Amaravati Campus, Mangalagiri, India. balasubbareddy79@gmail.com.

Scientific Reports
|November 12, 2025
PubMed
Summary

This study introduces a low-cost, Internet of Things (IoT) based smart Power Quality Analyser (PQA) for real-time electrical network monitoring. The smart PQA system offers a cost-effective solution for collecting and analyzing power quality data, improving system performance.

Keywords:
AssessmentInternet of thingsPower quality analyserSmart electrical systems

More Related Videos

A New Application of the Electrical Penetration Graph EPG for Acquiring and Measuring Electrical Signals in Phloem Sieve Elements
14:16

A New Application of the Electrical Penetration Graph EPG for Acquiring and Measuring Electrical Signals in Phloem Sieve Elements

Published on: July 2, 2015

15.3K
A Simple Approach to Perform TEER Measurements Using a Self-Made Volt-Amperemeter with Programmable Output Frequency
07:43

A Simple Approach to Perform TEER Measurements Using a Self-Made Volt-Amperemeter with Programmable Output Frequency

Published on: October 5, 2019

23.3K

Related Experiment Videos

Last Updated: Jan 11, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

994
A New Application of the Electrical Penetration Graph EPG for Acquiring and Measuring Electrical Signals in Phloem Sieve Elements
14:16

A New Application of the Electrical Penetration Graph EPG for Acquiring and Measuring Electrical Signals in Phloem Sieve Elements

Published on: July 2, 2015

15.3K
A Simple Approach to Perform TEER Measurements Using a Self-Made Volt-Amperemeter with Programmable Output Frequency
07:43

A Simple Approach to Perform TEER Measurements Using a Self-Made Volt-Amperemeter with Programmable Output Frequency

Published on: October 5, 2019

23.3K

Area of Science:

  • Electrical Engineering
  • Internet of Things (IoT)
  • Power Systems

Background:

  • Electrical network disturbances cause equipment malfunction, reduced lifespan, and increased costs.
  • Real-time monitoring of power supply irregularities is crucial for optimal performance.
  • Power Quality Analysers (PQA) are essential for managing electrical system health.

Purpose of the Study:

  • To experimentally analyze an Internet of Things (IoT) based smart Power Quality Analyser (PQA) system.
  • To develop a low-cost hardware system for real-time power quality data collection.
  • To compare the performance of the proposed smart PQA system against conventional FPGA-based PQAs.

Main Methods:

  • Designed a low-cost hardware system using ZMPT101B and ACS712 sensors with Arduino Mega and ESP32 Wroom.
  • Monitored key parameters: voltage, current, power, frequency, power factor, and line-to-line voltages.
  • Stored real-time data online using the ThingSpeak platform for cloud-based analysis.

Main Results:

  • The proposed smart PQA system successfully collected real-time power quality data.
  • Performance comparison against FPGA-based PQAs was conducted using error analysis (MSE, RMSE, %error).
  • The system demonstrated a cost-effective approach for cloud-based power quality data collection.

Conclusions:

  • The smart PQA system provides a cost-effective solution for real-time power quality data collection and decision-making.
  • Error analysis indicates potential for design improvement and highlights future application scope.
  • The system can be scaled for wide-ranging applications in residential, commercial, and industrial power quality management.