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hover out of ground effect
Fonte1
INTERNATIONAL CIVIL AVIATION ORGANIZATION. Manual of aircraft accident and incident investigation. Part III: investigation. 1st ed. Montreal, 2014. (Doc. 9756)
Fonte2
INTERNATIONAL CIVIL AVIATION ORGANIZATION. Manual of aircraft accident and incident investigation. Part III: investigation. 1st ed. Montreal, 2011. (Doc. 9756)
Nota Adicional1
Acronym in English HOGE.
Contexto
Vortex ring state accidents are often encountered during approaches to landing. Contributing to these accidents are steep approaches flown at high rates of descent, high density altitudes where the margin between power required and power available diminishes, and downwind approaches. Other conditions that have contributed include formation approaches and takeoffs when the following aircraft is flown through the disturbed air from the lead aircraft, operating downwind with an external load, attempts to hover at HOGE at altitudes above hovering ceiling, and HOGE without maintaining relatively precise altitude control.
As a result, drag increases which means a higher pitch angle and more power is needed while hovering out of ground effect to move the air down through the rotor. Power required for HOGE is higher than power required for HIGE.
Subárea
Rotorcraft
Related Term
hovering in ground effect
Français
vol stationnaire hors effet de sol
Imagem