Job Description
* Develop concept, preliminary, and detailed designs for ECS and TVS systems for metro rail and tunnel projects.
* Perform ventilation and smoke control calculations, including airflow, heat loads, piston effect, and emergency operation scenarios.
* Design and size supply, exhaust, smoke extraction systems, fans, dampers, silencers, shafts, louvers, and associated ductwork.
* Carry out and review CFD simulations for normal and emergency ventilation using tools such as IDA Tunnel, SES, FDS.
* Interpret CFD results to validate system performance and support design optimization and safety compliance.
* Prepare and review system layouts, schematics, single-line diagrams, and P&IDs for ECS and TVS systems.
* Coordinate with Civil, Architectural, Electrical, Fire, ELV, BIM, and other systemwide contractors to ensure integrated designs.
* Ensure designs comply with applicable standards such as NFPA 130, ASHRAE, ISHRAE, NBC, and project speci...
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