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Automated Rendezvous and Docking of Spacecraft (Cambridge by Dr Wigbert Fehse

By Dr Wigbert Fehse

This definitive reference for house engineers presents an summary of the key concerns governing method and mating innovations, and approach strategies for rendezvous & docking/berthing (RVD/B). those matters are addressed and defined in a fashion that aerospace engineers, scholars or even beginners to the sector can collect a uncomplicated realizing of RVD/B.

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Extra info for Automated Rendezvous and Docking of Spacecraft (Cambridge Aerospace Series)

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4 Close range rendezvous operations 23 identify and track the centre of the docking port and the direction of the docking axis. 12). This requirement does not exist for berthing. 12. Acquisition of instantaneous docking axis. Other constraints during final approach For observability and safety reasons a cone-shaped approach corridor will usually be defined, within which the approach trajectory has to remain. e. from the docking port or from the berthing box, and has a half cone angle of 10–15 deg.

By setting a = r and e = 0, the equations for the circular orbit can be obtained from the above equations for elliptic orbits as follows. e. that they consist of an instantaneous change of velocity at the point where the manoeuvre is applied. This is a first approximation, which is convenient and sufficient to explain the effects in principle. Accurate manoeuvre calculation needs to take into account the maximum thrust level available and the necessary duration of the thrust to achieve the required ∆V .

E. from the docking port or from the berthing box, and has a half cone angle of 10–15 deg. Such a corridor allows ground operators and/or target crew to assess via video cameras or other sensor information the accuracy of the approach trajectory. If corridor boundaries are violated, stop, retreat, or collision avoidance manoeuvre commands can be issued (for further details concerning approach safety, see chapter 4). Another issue which plays an important role when the approaching vehicle comes close, is the effect of the thruster plumes on the target vehicle.

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