🛡️ IoT-Enabled Smart Helmet for Miner Safety

A real-time safety monitoring system for underground miners using IoT and LoRa communication. This smart helmet enhances miner safety by detecting hazardous gases, tracking location and posture, and providing emergency alerts.

📌 Features

• 🚨 Real-time detection of hazardous gases (MQ2)
• 💧 Humidity monitoring (DHT11)
• 📍 GPS-based location tracking
• 🧭 Posture & movement detection (MPU6050)
• 📡 LoRa-based long-range communication
• 📊 Live web dashboard with alerts and analytics

🛠️ Hardware Requirements

• LoRa SX1278 Module
• MQ2 Gas Sensor
• DHT11 Humidity Sensor
• GPS Module
• MPU6050 Gyroscope + Accelerometer
• Arduino Uno/Nano
• Buzzer
• Connecting wires
• Safety helmet (for mounting)

🧰 Software Requirements

• Arduino IDE
• Web technologies: HTML, CSS, JavaScript

🔧 System Architecture

Transmitter (Helmet Unit)

• Reads data from sensors
• Sends via LoRa to base station

Receiver (Monitoring Unit)

• Receives LoRa data
• Displays live info on dashboard
• Issues emergency alerts

📈 Results

• Improved gas detection reliability
• Timely alerts during emergencies
• Effective posture & movement monitoring
• End-to-end data communication via LoRa

📚 References

1. SMART SAFETY HELMET FOR COAL MINERS - ICCSP 2024
2. IoT-enabled Smart Helmet for Health Monitoring - ICCUBEA 2023
3. IoT Based Self Alert Generating Helmets - ICCINS 2023
4. AI-Based Safety Helmet for Mining Workers - IEEE Sensors Journal 2023
5. Intelligent Safety Helmet using SVM - NMITCON 2024

🧑‍💻 Authors

• NVS Abirama Arjun (1HK21EC075)
• Nelson Eugene D (1HK21EC084)
• Poornesh E M (1HK21EC090)
• R Vishal (1HK21EC094)

Guided by: Dr. Venkatesan C, Professor, Department of ECE, HKBKCE

🏫 Institution

HKBK College of Engineering, Department of Electronics and Communication Engineering, Bengaluru - 45

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Built with safety and innovation in mind for underground coal miners.