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A chimenea (UK English) [1] or chiminea(US English) [2] (/ ˌ tʃ ɪ m ɪ ˈ n eɪ. ə / CHIM-in-AY-ə; from Spanish chimenea [tʃimeˈnea], in turn derived from French cheminée, "chimney") is a freestanding front-loading fireplace or oven with a bulbous body and usually a vertical smoke vent or chimney.
A chimney cowl or wind directional cap is a helmet-shaped chimney cap that rotates to align with the wind and prevent a downdraft of smoke and wind down the chimney. An H-style cap is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method of regulating draft in situations where prevailing winds or ...
Chimney breast—The part of the chimney which projects into a room to accommodate a fireplace. [21] Crane—Metal arms mounted on pintles, which swing and hold pots above a fire. Damper—A metal door to close a flue when a fireplace is not in use. Flue—The passageway in the chimney. [21] Hearth—The floor of a fireplace.
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Cowls often also act as a rain guard to keep rain from going down the chimney. A metal wire mesh is sometimes added as a spark arrestor. Wooden cowls were used on oasts to prevent the ingress of rain into kilns, and create a flow of air through the kiln. An H-style cap (cowl) is a chimney top constructed from chimney pipes shaped like the letter H.
A brick chimney breast. A chimney breast is a portion of a chimney which projects forward from a wall to accommodate a fireplace. [1] Typically on the ground floor of a structure, the masonry extends upwards, containing a flue which carries smoke out of the building through a chimney stack. [2]
Reference [10] explains how the NPL affects the stack effect in high-rise buildings. For flue gas stacks or chimneys, where air is on the outside and combustion flue gases are on the inside, the equation will only provide an approximation. Also, A is the cross-sectional flow area and h is the height of the flue gas stack or chimney.