waterwall

Noun

waterwall (plural waterwalls)

1. A panel on the side of a furnace consisting of multiple tubes that carry water.
   • The use of such tempering air has diminished greatly with the shift from refractory to waterwall incinerator construction.2002, Walter R. Niessen, Combustion and Incineration Processes, →ISBN
   • One important industrial example involving this phenomenon is the circumferential cracking that occurs on the waterwall tubes of some supercritical coal-fired boilers, which are fired under low NOₓ combustion conditions.2007, George Y. Lai, High-Temperature Corrosion and Materials Applications, →ISBN, page 379
2. An architectural feature consisting of a wall down which water flows.
   • For greater heights, an interrupted sheet, spouts, a waterwall, or a cascade will provide a display of equal or greater visibility while affording considerable energy savings, less splash, greater wind stability, and a sound quality more appropriate to confined or interior spaces.1988, Charles Ward Harris, Nicholas T. Dines, Time-saver Standards for Landscape Architecture
   • The design of the waterwalls provides a dramatic environment for its intended purpose as an entrance zone, bridging together the inside of the building and the Commons and park outside.2006, Sandro Marpillero, James Carpenter: Environmental Refractions, →ISBN, page 138