A fault-tolerant control method for orbit control during off-orbit braking of reversible aircraft
A fault-tolerant control and off-track braking technology, applied in the field of aircraft control, can solve problems such as misjudgment of the working state of the main engine of the accelerometer, engine failure, etc., and achieve the effect of improving work reliability, strong reliability, and simple calculation methods
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[0040] In order to illustrate the present invention more clearly, the present invention will be further described below in conjunction with preferred embodiments and accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. Those skilled in the art should understand that the content specifically described below is illustrative rather than restrictive, and should not limit the protection scope of the present invention.
[0041] like figure 1 As shown, a kind of orbit control fault-tolerant control method during the off-track braking period of the returning aircraft disclosed by the present invention includes:
[0042] S1: During off-track braking, the command speed is calculated in real time.
[0043] The command speed is
[0044]
[0045] in,
[0046]
[0047]
[0048]
[0049]
[0050] in, is the current position vector of the aircraft in the J2000 coordinate system, is the position vector of the reentry point in th...
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