Mark A. Belke, Greenheck Fan Corp., Schofield, Wis., and Larry Felker, Belimo Americas, Danbury, Conn.

Integrating smoke control dampers and fans

View the full story, including all images and figures, in our monthly digital edition   Coordination between fans and dampers in smoke control systems requires consideration of the installation geometry, control sequence of operation, and sensor locations. There are both mechanical and electrical concerns. Among the basics are fan volume and pressures, damper tolerance to the pressures, and straight duct entrances to the equipment. Smoke control system design and installation is multi-disciplined and complicated.