⚡ Office Energy Monitor – IoT-Based Smart Energy Monitoring System

An IoT-inspired smart office energy monitoring platform built with FastAPI, React, ESP32 (Wokwi), WebSockets, and a Discord Bot. The system provides real-time device monitoring, energy usage analytics, automated alerts, and interactive dashboards for efficient office energy management.

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📸 Dashboard Preview

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🏗️ System Architecture

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⚙️ Backend Architecture

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🔌 Hardware Architecture

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✨ Features

• 📊 Real-time Power Monitoring
• 💡 Live Device Status Monitoring
• 🏢 Room-wise Energy Summary
• 📈 Power Consumption History
• 📜 Device Activity History
• 🚨 High Power Usage Alert
• 🕔 After Office Hours Alert
• ⏱️ Long Running Device Alert
• 🤖 Discord Bot Integration
• 🖥️ Interactive Office Layout
• ⚡ ESP32 Hardware Demonstration (Wokwi)
• 🔄 Random Device Simulation
• 🗄️ SQLAlchemy + PostgreSQL

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🚀 Technologies Used

Frontend

• React.js
• CSS3
• Chart.js

Backend

• FastAPI
• SQLAlchemy
• SQLite

Hardware

• ESP32 DevKit
• Relay Modules
• Light & Fan Simulation
• ACS712 Current Sensor (Concept)
• Wokwi Simulation

Other Tools

• Discord Bot
• REST API
• Git
• GitHub

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📂 Project Structure

office-energy-monitor
│
├── backend/
├── frontend/
├── discord_bot/
├── hardware/
│   └── wokwi/
│       ├── diagram.json
│       └── sketch.ino
│
├── docs/
│   └── images/
│       ├── dashboard.png
│       ├── system_architecture.svg
│       ├── backend_architecture.svg
│       └── hardware_architecture.svg
│
├── README.md
└── requirements.txt

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📋 Core Modules

• Device Simulator
• Device Repository
• Device History
• Power History
• Room Summary
• Alert Engine
• Discord Notification Service
• Hardware Demonstration

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🚨 Alert Types

🔴 High Power Alert

Triggered when total power consumption exceeds the configured threshold.

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🟠 After Office Hours Alert

Triggered when devices remain ON after office hours.

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🟡 Long Running Device Alert

Triggered when a device stays ON for a long period.

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🤖 Discord Commands

!status
!usage
!rooms
!room Drawing Room
!room Work Room 1
!room Work Room 2
!alerts
!ping

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🔌 Hardware Demonstration

The project includes a representative ESP32-based hardware simulation using Wokwi.

Components used:

• ESP32 DevKit
• Relay Modules
• LED-based Light Simulation
• Fan Output Simulation
• ACS712 Current Sensor (Concept)
• WiFi Communication (Architecture)

The hardware demonstrates how the software architecture can be integrated with a real IoT deployment.

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▶️ Running the Project

Backend

cd backend
python -m venv .venv

# Windows
.venv\Scripts\activate

pip install -r requirements.txt

uvicorn app.main:app --reload

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Frontend

cd frontend

npm install

npm run dev

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Discord Bot

cd discord_bot

pip install -r requirements.txt

python bot.py

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📸 Project Demonstration

The project includes:

• Modern React Dashboard
• Live Office Layout
• Power Usage Monitoring
• Room-wise Summary
• Device History
• Power History Chart
• Alert Dashboard
• Discord Bot Commands
• Wokwi Hardware Demonstration

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📈 Future Improvements

• MQTT Integration
• Real ESP32 Deployment
• Smart Meter Integration
• Mobile Application
• AI-Based Power Consumption Prediction
• User Authentication
• Cloud Database Support

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🎯 Project Highlights

✅ Real-time Monitoring

✅ Interactive Dashboard

✅ Room-wise Analysis

✅ Alert Engine

✅ Discord Integration

✅ Hardware Demonstration

✅ Modular Backend

✅ REST API Architecture

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👨‍💻 Author

Md. Meherab Hossain Talukder

• GitHub: https://github.com/meherabmehu
• LinkedIn: https://www.linkedin.com/in/meherab-talukder-5046a141b/
• Kaggle: https://www.kaggle.com/mdmeherabhossain

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📄 License

This project was developed for academic and hackathon purposes.

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⭐ If you like this project

Please consider giving the repository a ⭐ on GitHub.