Power margin indicator device for a rotorcraft, an associated rotorcraft, and a corresponding method
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United States of America Patent
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Jun 25, 2019
Grant Date -
Jan 4, 2018
app pub date -
Jun 28, 2017
filing date -
Jul 1, 2016
priority date (Note) -
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Abstract
The present invention relates to A power margin indicator device constituting a first limitation indicator for a rotorcraft, for providing a pilot of said rotorcraft with information about a power margin available on at least one engine and a main power transmission gearbox of said rotorcraft as a function of flying conditions, said device comprising:
- input means for collecting input data corresponding various operating parameters of said at least one engine and of said MGB;calculation means connected to said input means, said calculation means serving to determine a collective pitch margin for the blades of a rotor of said rotorcraft; anddisplay means presenting said collective pitch margin.
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