# Numerical analysis of the performance of a PID control based real-time mechanical ventilation system to prevent smoke back-layering in tunnel fires

> Research article (Tunnelling and Underground Space Technology, 2022) · cited 18× · AI/ML

**Wikidata**: [openalex:W4285676328](https://www.wikidata.org/wiki/openalex:W4285676328)  
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