By Joël Bordeneuve-Guibé, Antoine Drouin, Clément Roos
The first CEAS (Council of eu Aerospace Societies) professional meetings on tips, Navigation and keep watch over (CEAS EuroGNC) have been held in Munich, Germany in 2011 and in Delft, The Netherlands in 2013. ONERA The French Aerospace Lab, ISAE (Institut Supérieur de l’Aéronautique et de l’Espace) and ENAC (Ecole Nationale de l’Aviation Civile) approved the problem of together organizing the third version. The convention goals at selling new advances in aerospace GNC conception and applied sciences for boosting protection, survivability, potency, functionality, autonomy and intelligence of aerospace structures. It represents a special discussion board for conversation and data alternate among experts within the fields of GNC structures layout and operation, together with air site visitors administration. This e-book comprises the 40 top papers and provides an enticing image of the newest advances over the subsequent topics:
l regulate thought, research, and design
l Novel navigation, estimation, and monitoring methods
l airplane, spacecraft, missile and UAV counsel, navigation, and control
l Flight trying out and experimental results
l clever regulate in aerospace applications
l Aerospace robotics and unmanned/autonomous systems
l Sensor structures for suggestions, navigation and control
l assistance, navigation, and keep watch over options in air site visitors regulate systems
For the third CEAS professional convention on information, Navigation and keep watch over the foreign application Committee carried out a proper evaluate strategy. every one paper used to be reviewed in compliance with typical magazine perform by way of at the very least self sufficient and nameless reviewers. The papers released during this e-book have been chosen from the convention lawsuits in keeping with the consequences and proposals from the reviewers.
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Additional info for Advances in Aerospace Guidance, Navigation and Control: Selected Papers of the Third CEAS Specialist Conference on Guidance, Navigation and Control held in Toulouse
Kr c Springer International Publishing Switzerland 2015 J. Bordeneuve-Guib´e et al. 1007/978-3-319-17518-8_3 39 40 M. Kim et al. Proportional Navigation Guidance (PNG) was also used to consider an impact angle constrained problem against a stationary target by controlling the navigation constant . It was extended to nonstationary nonmaneuvering target cases . State-Dependent Riccati Equation(SDRE) was utilized to solve the IACG problem against a stationary target . The backstepping control method was used to design an IACG law .
7 -Analysis of the complete System (gain-scheduled controller, trim point uncertainty) The progression of the upper boundary in Fig. 7 of the structured singular value does not reach the value 1, which means that no pole/eigenvalue of the nominal stable system hits the compliance border, considering the specified uncertainty model. The system fulfills robust compliance for the admissible flight envelope. 2 0 -3 10 -2 10 -1 10 0 10 1 10 2 10 3 10 Frequenzy [rad/s] Fig. 8 -Analysis of the complete System (fixed gain controller, trim point uncertainty) In addition, a fixed gain back-up controller, which can be used in the case of breakdown of the dynamic pressure signal, is elaborated.
M (t) = 0, ψM (t) = 0, eλy (t) = 0, and eλz (t) = 0. 4 Numerical Simulations Numerical simulations are performed to demonstrate the performance of the proposed three-dimensional terminal angle constrained guidance laws. In the simulations, an interception scenario against a stationary target and a carrier landing scenario are considered. The performance of the proposed guidance laws are compared with that of the three-dimensional sliding mode control(SMC)-based terminal angle constrained guidance law .