Hoistway Pressure Relief

Calculate hoistway pressure during travel.

Rate of movement or motion.
fpm
Surface area measurement (length × width for rectangles).
sq ft
Surface area measurement (length × width for rectangles).
sq ft

Results

Piston Ratio:
Calculated ratio between values.
-
Pressure Change:
Calculated pressure.
-in WC
Vent Area Needed:
Calculated surface area.
-sq ft
Reference: ASME A17 Standards. High-speed elevator hoistway ventilation.