Download A fault tolerant flight control system for sensor and by M. R. Napolitano, Y. An, B. Seanor PDF

By M. R. Napolitano, Y. An, B. Seanor

Plane layout three (2000) 103 - 128

In contemporary years neural networks were proposed for identity and regulate of linear and non-linear dynamic structures. This paper describes the functionality of a neural network-based fault-tolerant approach inside of a flight regulate approach. This fault-tolerant flight regulate process integrates sensor and actuator failure detection, identity, and lodging (SFDIA and AFDIA). the 1st job is completed via incorporating a primary neural community (MNN) and a suite of n decentralized neural networks (DNNs) to create a process with n sensors which has the facility to observe a large choice of sensor mess ups. the second one scheme implements an analogous major neural community built-in with 3 neural community controllers. The contribution of this paper specializes in improvements of the SFDIA scheme to permit the dealing with of sentimental disasters in addition to addressing the problem of integrating the SFDIA and the AFDIA schemes with no degradation of functionality when it comes to fake alarm charges and unsuitable failure identi"cation. the result of the simulation with various actuator and sensor mess ups with a non-linear plane version are awarded and mentioned.

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No 14 Squadron re-equipped with the Vampires on 3 September 1951, at its Ohakea base. This was one of only four airfields with paved runways, but for the aircraft were also well suited to the grass airfields, which often had difficult approaches. No 14 Squadron was moved to Cyprus to strengthen the allied presence in the Middle East, the first Vampire being shot down on 31 October. At least three more were shot down and many more were destroyed on the ground by the Anglo-French operations in early November.

It was one of about 40 given away by Hawker Siddeley Aviation to schools. ATC cadet units and museums, this particular aircraft being acquired by No 18t15 Squadron, ATC. One Vampire T11 remains airworthy with the RAF. XH304 shares the limelight with a Meteor T7 as part of the Vintage Pair, administered by the 8 a;*. lgr*- lQ A, I -l 'F IAL \ V\J Above le{t: W2419 was the development T1 1 fitted with a pair of eiector seats under a clear view canopy, and dorsal fairings on the fins. Later production aircraft were built to this specification: earlier ones were modified.

The next customer was the South African Air Force, which ordered an initial batch of six Vampire T55s powered by Goblin 35 engines to the early RAF standard and fitted with four 20mm cannon under the fuselage. Provision was made under the wings for the carriage of bombs, rockets and a pair of 100gal drop tanks. The first of these aircraft, SA22\, was delivered on 26 May 1952 for operational conversion training to the single-seat Vampires and later Sabres. A further order followed for 19 Vampire T55s, commencing SA257, to the later standard with ejector seats, Right: Finland ordered nine Vampire T55s for conversion and advanced training: here VT-1 and VT-2, without ei6ctor seats, are ready for delivery from Hatfield.

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