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elevon    
n. 升降舵补助翼

升降舵补助翼


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  • aerodynamics - How do elevons work to roll a flying wing? - Aviation . . .
    A downward deflected elevon creates an upward force, an upward deflected elevon creates a downward force This pair of forces thus produce a rolling moment, making the aircraft start to roll
  • What are the advantages and disadvantages of elevons?
    Image source The advantage is: if there is limited real estate available for flight control surfaces, you don't have to divide it up into elevators and ailerons and only use half the available surface for pitch or roll The disadvantage is: you cannot go past the surface stop, and there will be situations where a combined pitch and roll cannot be commanded fully by the elevons because one of
  • Is an elevon (elevator - Aviation Stack Exchange
    The delta wing on Concorde uses elevon as its control surface Is the elevon considered as all-moving control surface?
  • Is it possible to use a planes entire wing as an elevon?
    Would it be feasible to build an RC plane using the entire wing as an elevon, with each wing independently moved up and down with servos? For roll control, they would be moved in opposite directions; for pitch, they would move together
  • ailerons - Pitch control of tailless aircraft flying wings with very . . .
    The elevon is creating a localized downward lifting force that subtracts from but doesn't eliminate the overall lift force It's just doing the same job as a tail surface, just nestled right up against the wing The moment arm is really short, but the balance of forces for trim is the same
  • How is pitch controlled in a flying wing? - Aviation Stack Exchange
    In order to make the plane pitch up and down you have the ailerons move up or down in unison (usually called an elevon at that point, again, as noted in comments ) Here's a handy diagram to give you some idea of what we're on about: In the second image the movement of both elevons upwards will pitch the aircraft up as well
  • Do fighter jets use elevators as ailerons? - Aviation Stack Exchange
    The F-117 had elevons as well, as did Concorde Image source Swing wing designs use elevons as well: the F-14 Tomcat rolled through elevon and spoiler deflection This incident report mentions the elevon of the Panavia Tornado being damaged from a panel coming off
  • Why were the Space Shuttles elevons reversed, early in re-entry?
    The downward elevon undoubtedly produces more (adverse yaw) drag The Shuttle is very low aspect ratio, meaning the elevons are much closer to the centerline In order to have the same roll torque as a higher aspect wing (ailerons further out), they must be larger
  • How AeroVironments Switchblades steer their flight?
    Ok, makes sense now that I think about it One thing's for sure, with such an arrangement you can't use differential aileron (elevon) throw to counteract adverse yaw I used to run into this all the time when I did a lot of slope-soaring with radio-control models Guys would talk about how they were using differential elevon throw to reduce adverse yaw with their Zagi-style "flying wings" (2





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