Brise Soleil
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''Brise soleil'', sometimes ''brise-soleil'' (; ), is an
architectural Architecture is the art and technique of designing and building, as distinguished from the skills associated with construction. It is both the process and the product of sketching, conceiving, planning, designing, and constructing buildings o ...
feature of a building that reduces heat gain within that building by deflecting
sunlight Sunlight is a portion of the electromagnetic radiation given off by the Sun, in particular infrared, visible, and ultraviolet light. On Earth, sunlight is scattered and filtered through Earth's atmosphere, and is obvious as daylight when t ...
. More recently, vertical Brise soleil have become popular. Both systems allow low-level
sun The Sun is the star at the center of the Solar System. It is a nearly perfect ball of hot plasma, heated to incandescence by nuclear fusion reactions in its core. The Sun radiates this energy mainly as light, ultraviolet, and infrared radi ...
to enter a building in the mornings, evenings and during winter but cut out direct light during
summer Summer is the hottest of the four temperate seasons, occurring after spring and before autumn. At or centred on the summer solstice, the earliest sunrise and latest sunset occurs, daylight hours are longest and dark hours are shortest, wit ...
.


Architecture

''Brise-soleil'' can comprise a variety of permanent sun-shading structures, ranging from the simple patterned concrete walls popularized by
Le Corbusier Charles-Édouard Jeanneret (6 October 188727 August 1965), known as Le Corbusier ( , , ), was a Swiss-French architect, designer, painter, urban planner, writer, and one of the pioneers of what is now regarded as modern architecture. He was ...
in the Palace of Assembly to the elaborate wing-like mechanism devised by
Santiago Calatrava Santiago Calatrava Valls (born 28 July 1951) is a Spanish architect, structural engineer, sculptor and painter, particularly known for his bridges supported by single leaning pylons, and his railway stations, stadiums, and museums, whose sculpt ...
for the
Milwaukee Art Museum The Milwaukee Art Museum (MAM) is an art museum in Milwaukee, Wisconsin. Its collection contains nearly 25,000 works of art. Location and Visit Located on the lakefront of Lake Michigan, the Milwaukee Art Museum is one of the largest art museu ...
or the mechanical, pattern-creating devices of the
Institut du Monde Arabe The ''Institut du Monde Arabe'', French for Arab World Institute, abbreviated ''IMA'', is an organization founded in Paris in 1980 by France with 18 Arab countries to research and disseminate information about the Arab world and its cultural an ...
by
Jean Nouvel Jean Nouvel (; born 12 August 1945) is a French architect. Nouvel studied at the École des Beaux-Arts in Paris and was a founding member of ''Mars 1976'' and ''Syndicat de l'Architecture'', France’s first labor union for architects. He has ob ...
. In the typical form, a horizontal projection extends from the sunside facade of a building. This is most commonly used to prevent facades with a large amount of glass from overheating during the summer. Often
louver A louver (American English) or louvre (British English British English (BrE, en-GB, or BE) is, according to Lexico, Oxford Dictionaries, "English language, English as used in Great Britain, as distinct from that used elsewhere". Mor ...
s are incorporated into the shade to prevent the high-angle summer sun falling on the facade, but also to allow the low-angle winter sun to provide some
passive solar heating In passive solar building design, windows, walls, and floors are made to collect, store, reflect, and distribute solar energy, in the form of heat in the winter and reject solar heat in the summer. This is called passive solar design because, unl ...
.


Gallery


See also

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Awning An awning or overhang is a secondary covering attached to the exterior wall of a building. It is typically composed of canvas woven of acrylic, cotton or polyester yarn, or vinyl laminated to polyester fabric that is stretched tightly over a lig ...
*
Green building Green building (also known as green construction or sustainable building) refers to both a structure and the application of processes that are environmentally responsible and resource-efficient throughout a building's life-cycle: from planni ...
*
List of low-energy building techniques Low-energy buildings, which include zero-energy buildings, passive houses and green buildings, may use any of a large number of techniques to lower energy use. The following are some of the techniques used to achieve low-energy buildings, which e ...
*
Mashrabiya A ''mashrabiya'' or ''mashrabiyya'' ( ar, مشربية) is an architectural element which is characteristic of traditional architecture in the Islamic world and beyond. It is a type of projecting oriel window enclosed with carved wood latticew ...
*
Pergola A pergola is most commonly an outdoor garden feature forming a shaded walkway, passageway, or sitting area of vertical posts or pillars that usually support cross-beams and a sturdy open lattice, often upon which woody vines are trained. The ...
*''
Sudare are traditional Japanese screens or blinds, made of horizontal slats of decorative wood, bamboo, or other natural material, woven together with simple string, colored yarn, or other decorative material to make nearly solid blinds can be ei ...
''


References


External links


Brise soleil at the Milwaukee Art Museum
(Brise Soleil Commercial Applications)
British-Yemini Society
Influence of climate on window design

(demonstration of Brise Soleil in commercial applications)
AD Classics: AD Classics: Palace of the Assembly / Le CorbusierTechnical possibilities
(in German)
Museum of everyday culture
(in German)

(Further reading on Brise Soleil from a supplier) Architectural elements Low-energy building Articles containing video clips Shading (Architecture) {{Architecturalelement-stub