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Back to: "W"wind shear
- Sinônimos
- windshear
- Definição1
- A change in wind speed and/or wind direction in a short distance resulting in a tearing or shearing effect. It can exist in a horizontal or vertical direction and occasionally in both.
- Fonte1
- JEPPESEN chart training. Englewood: Jeppesen Sanderson, Inc., c2002. 1 DVD
- Definição2
- A strong horizontal or vertical wind shift that acts at right angles to the direction the wind is blowing. Wind shear, normally associated with the passage of a front, can be dangerous if an aircraft flies through one when slowed for landing or immediately after takeoff.
- Fonte2
- CRANE, Dale (ed.). Dictionary of aeronautical terms. 4th ed. Newcastle: ASA, 2006.
- Definição3
- The rate of change in the wind velocity in space, considered as a vector. A vertical shear is a change in the wind velocity with height, whereas a horizontal shear is the change in the wind with the horizontal distance perpendicular to the flow.
- Fonte3
- KUMAR, Bharat (ed.). An illustrated dictionary of aviation. New York: McGraw-Hill, c2005. 752 p.
- Fonte4
- AGÊNCIA NACIONAL DE AVIAÇÃO CIVIL. IS 00-002 Revisão B: Fichas de Avaliação de Piloto - FAP. Disponível em: http://pergamum.anac.gov.br/arquivos/IS00-002B.PDF. Acesso em: 20 ago. 2014.
- Nota adicional1
- Acronym in English: WS.
- Nota adicional2
- Information regarding this term is a result of researches developed by DECEA in cooperation with ANAC.
- Spanish
- cizalladura del viento
- Imagem
Strong wind shear in the high troposphere forms the anvil-shaped top of this mature cumulonimbus cloud, or thunderstorm.
Fonte: http://en.wikipedia.org/wiki/File:Thunderhead.anvil.jpg
