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International Research Journal of Engineering and Technology (IRJET)

e-ISSN: 2395-0056

Volume: 12 Issue: 09 | Sep 2025

p-ISSN: 2395-0072

www.irjet.net

REAL TIME ENERGY MONITORING USING IOT TECHNOLOGY Prof Kavyashree S1, Prof Swathi C A2, Manya R3, Suchithra H G4, Abhishek R G5 Assistant Professor, Department of Electrical and Electronics Engineering, ATMECE, Mysuru Assistant Professor, Department of Electrical and Electronics Engineering, ATMECE, Mysuru Student, Department of Electrical and Electronics Engineering, ATMECE, Mysuru Student, Department of Electrical and Electronics Engineering, ATMECE, Mysuru Student, Department of Electrical and Electronics Engineering, ATMECE, Mysuru ---------------------------------------------------------------------***---------------------------------------------------------------------

Abstract - The Real-Time Energy Monitoring System

immediate insights into energy usage patterns, helping individuals, businesses, and industries make informed decisions to optimize energy efficiency, reduce costs, and enhance sustainability.  Continuous Data Collection: Sensors and smart meters measure energy parameters such as voltage, current, and power consumption in real time.  Instant Data Transmission: Data is transmitted to centralized systems or cloud platforms via wireless communication protocols like Wi-Fi, Zigbee, or LoRa.  Visualization: The data is analyzed and displayed through dashboards or mobile applications, providing users with clear insights into energy usage trends.

using IoT is an advanced solution designed to track and manage energy consumption in real time, leveraging Internet of Things (IoT) technology. The integration of IoT technology enables smart energy monitoring and data logging using components such as the ESP32 microcontroller, Thing Speak platform, ZMPT101b AC Voltage Sensor, and DFrobot CT Clamp Current Sensor. ThingSpeak serves as the IoT platform for real-time monitoring and data storage. This advanced system for measuring, tracking, and analyzing energy consumption in real time is known as a smart energy monitoring and data logging framework. It combines hardware sensors, software applications, and communication protocols to monitor energy usage across various appliances, systems, or devices. The system is applicable in residential, commercial, and industrial settings, focusing on improving energy efficiency, reducing costs, and minimizing environmental impact.

1.2 Why real Important ?

time

energy

monitoring

Real-time energy monitoring is not merely a tracking tool; it is a transformative approach to energy management. By leveraging IoT technology, it enables smarter use of resources, drives cost efficiencies, and actively contributes to building a sustainable future. Whether for individuals, businesses, or industries, realtime energy monitoring empowers users to take control of their energy usage and make a meaningful impact on both their finances and the environment.

Key Words: Smart system, data logger, cloud computing, automated energy prediction infrastructure , internet of things.

1.INTRODUCTION Real-time energy monitoring using IoT is a modern approach that dynamically tracks and optimizes energy consumption. Unlike traditional methods, it provides instant insights through smart sensors and meters that measure voltage, current, and power usage. These devices use wireless communication to send data to centralized platforms for real-time analysis and visualization. Users can access this data via mobile apps or web interfaces to make informed decisions. This system supports energy efficiency, reduces costs, and promotes sustainability. It is especially important today due to rising energy demands and the need for smarter energy management across homes, businesses, and industries

1.3 Field Survey

We visited the High Voltage Laboratory in the EEE Department at Our College, where we observed the use of the Sprint 350, a widely utilized device in industrial and high-voltage laboratory environments. The Sprint 350 is a three-phase, four wire energy meter designed to measure various electrical parameters, including active energy (kWh), reactive energy (kVAh), and power (kW). With a basic current rating of 5A and a maximum capacity of 30A, it is well-suited for medium to high-load applications. The meter operates at a reference voltage of 3x240/415V, which is standard for three-phase systems.

1.1 Real time energy monitoring: Real-time energy monitoring is the process of continuously tracking and analyzing energy consumption in real-time using advanced technologies. This system provides

Impact Factor value: 8.315

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