What the study found
The authors present a smart safety helmet for coal miners that uses Li-Fi, or light fidelity, to transmit sensor data. The helmet is designed to monitor heartbeat, humidity, gas, and temperature and to send alert messages to mobile phones and email for authorized people.
Why the authors say this matters
The authors say coal mining involves threats such as gas explosions, sudden health changes, and changes in temperature and moisture. They conclude that using Li-Fi may address problems caused by slow data transmission or data loss during accident reporting.
What the researchers tested
The researchers described the design of a smart safety helmet for coal miners. The helmet includes heartbeat, humidity, gas, and temperature sensors, and it transmits data using Li-Fi with alerts delivered through IoT, or the Internet of Things, to mobile phones and email.
What worked and what didn't
The paper states that the helmet is intended to transmit sensor data quickly through Li-Fi and to deliver alerts to authorized people. The abstract does not report experimental results, performance comparisons, or failures.
What to keep in mind
The available summary describes a proposed design, not a reported test with measured outcomes. Limitations, evaluation details, and scope boundaries are not described in the abstract.
Key points
- The paper proposes a smart safety helmet for coal miners.
- The helmet is designed to monitor heartbeat, humidity, gas, and temperature.
- Sensor data are intended to be transmitted using Li-Fi.
- Alerts are intended to reach authorized people by mobile phone and email through IoT.
- The authors say fast data transmission may help address problems of slow or lost data.
Disclosure
- Research title:
- Smart coal mine helmet uses Li-Fi sensor alerts
- Authors:
- A. Vishnukumar, Dr. A.Nirmal Kumar, J. Velmurugan, P. Pavithra, K. Poornima, S. Sabareessh
- Publication date:
- 2026-04-26
- OpenAlex record:
- View
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