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A Study on Intelligent Convergence Smart Safety Platform for the Prevention of Suffocation Disaster in Closed Space

  • Industry Promotion Research
  • Abbr : IPR
  • 2026, 11(2), pp.101~107
  • DOI : 10.21186/IPR.2026.11.2.101
  • Publisher : Industrial Promotion Institute
  • Research Area : Interdisciplinary Studies > Interdisciplinary Research
  • Received : February 26, 2026
  • Accepted : March 17, 2026
  • Published : April 30, 2026

Min-Je Choi 1 Jeong-Hoon Jang 1

1금양그린파워(주)

Accredited

ABSTRACT

Over the past 10 years, the death rate of suffocation in confined spaces of industrial sites has reached 47.4%, 44 times higher than that of general accidental accidents, which is the deadliest among industrial accidents. The government and industry actively recommend the introduction of IoT-based smart safety systems and ventilation systems to prevent suffocation accidents, but the physical environment (transmission blocking, complex structure) unique to confined spaces has revealed limitations in the application of existing technologies. This study comprehensively analyzed more than 15 related academic literature and public guidelines to derive technical limitations (communication disconnection, sensor noise) and institutional limitations (formal pre-approval) of the currently introduced confined space smart safety system. To solve this problem, we propose four improvements: ① establishing a heterogeneous complex communication network that combines LoRa, PLC, and metal-Wave; ② securing the reliability of sensor data that combines Kalman Filter and machine learning; and tracking back the source of leakage; ③ linking explosion-proof video control and smart wearable (airbag, band), and ④ introducing an integrated manhole pre-work permit system that benchmarks the Korea Gas Safety Corporation (EOCS) system. The results of this study will contribute to increasing the field applicability of smart safety technology in the future and preventing serious accidents at the root.

Citation status

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