1–20 of 111 hits
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    Iteration procedures for indirect trajectory optimization methods.

    Lewallen, J. M. / Tapley, B. D. / Williams, S. D. | NTRS | 1968
    Numerical method solution of nonlinear two point boundary value problem associated with optimum transfer of spacecraft ...
    Publisher: JOURNAL OF SPACECRAFT AND ROCKETS, VOL. 5, P. 321-327. 10
    Keywords: Space Sciences

    Bibliography: Numbered Reports and Theses, Aeronautical Engineering and Aerospace and Mechanical Sciences, Princeton University, 1947-1970

    A. F. Cook | NTIS | 1970
    Reports and theses are listed by identification number, author, title, price and availability. ...
    Publisher: Princeton Univ N J Dept of Aerospace and Mechanical Sciences
    Keywords: Aerospace craft

    A method of fast numerical integration for one class of dynamical systems

    Krasovskiy, A.A. | Tema Archive | 1989
    The numerical integration of a system of ordinary differential equations that has, for fixed values of certain parameters or state ...
    Keywords: AEROSPACE COMPUTING

    Relay control based on Pontryagin's maximum principle and on a forecasting-model control algorithm

    Zubov, N.E. | Tema Archive | 1989
    proposed. Use of the maximum principle only for determining the number of times the relay control is switched and of a forecasting-model relay ...
    Keywords: AEROSPACE CONTROL

    A method of goal-oriented formation of the local topological structure of co-dimension one foliations for dynamic systems with control

    Sparavalo, M.K. | Tema Archive | 1992
    objects of which are homogeneous omega -attractors, omega -repellents, and left-hand and right-hand omega -shunts is examined. A step-by-step ...
    Keywords: aerospace control , aerospace vehicle

    Developing aerospace applications with a reliable Web services paradigm

    Chan, P. / Lyu, M.R. | Tema Archive | 2008
    aerospace industry usually involves products of complex synthesis of various technologies and sciences. These different technical resources can be ...

    Studies of trims, stability, controllability, and some flying qualities of a tandem rotor helicopter

    Cao, Yihua / Li, Guozhi / Yang, Qian | Tema Archive | 2009
    Two mathematical models for determining the trims of a tandem rotor helicopter were constructed separately using two technologies (momentum ...

    Industrial Review

    Goupil, Philippe / Marcos, Andres | Springer Verlag | 2010
    principles of the GARTEUR framework and of this project. Clearly, the application of fault mitigating control technologies, or ‘intelligent’ adaptive ...
    Keywords: Aerospace Technology and Astronautics , Electronics and Microelectronics, Instrumentation

    Model-based design and tool data exchange in aerospace: a case study

    Schumann, Holger / Zamov, Peter / Escher, Sönke | Springer Verlag | 2011
    Abstract The benefits of using Eclipse software technologies for developing tools for systems engineering are ...
    Keywords: Aerospace Technology and Astronautics

      Model-based design and tool data exchange in aerospace: a case study

      Schumann, Holger / Zamov, Peter / Escher, Sönke | Online Contents | 2011
      Abstract The benefits of using Eclipse software technologies for developing tools for systems engineering are presented. Based on the ...

    Fuzzy condition monitoring of recirculation fans and filters

    Gerdes, M. / Scholz, D. | Springer Verlag | 2011
    technologies, however, only output the classification of the data sample but do not output any information about classes that are also very similar to ...
    Keywords: Aerospace Technology and Astronautics

    Active rotor control for helicopters: individual blade control and swashplateless rotor designs

    Kessler, Ch. | Springer Verlag | 2011
    , active rotor control technologies have been investigated for a long time. Many different approaches have been investigated and most of them are ...
    Keywords: Aerospace Technology and Astronautics

    Active rotor control for helicopters: motivation and survey on higher harmonic control

    Kessler, Ch. | Springer Verlag | 2011
    further increase in their efficiency, acceptance and hence their market share. The high level of vibrations and the noise generated by the rotor ...
    Keywords: Aerospace Technology and Astronautics

    A distributed toolbox for multidisciplinary preliminary aircraft design

    Liersch, Carsten M. / Hepperle, Martin | Springer Verlag | 2011
    concepts and technologies on overall aircraft level. One major component of this process is a new data exchange file format called CPACS, which ...
    Keywords: Aerospace Technology and Astronautics

      A distributed toolbox for multidisciplinary preliminary aircraft design

      Liersch, Carsten M. / Hepperle, Martin | Online Contents | 2011
      experts, this process should finally enable each discipline to study the consequences of their new concepts and technologies on overall aircraft ...

    Validation and Verification (V&V) of Safety-Critical Systems Operating under Off-Nominal Conditions

    Belcastro, Christine M. | Springer Verlag | 2012
    technologies for preventing or recovering from loss of vehicle control and for assuring safe operation under off-nominal conditions associated with ...
    Keywords: Aerospace Technology and Astronautics

    The influence of engine thrust behaviour on the aerodynamics of engine airframe integration

    Hoheisel, H. / Frhr. von Geyr, H. | Springer Verlag | 2012
    effects on the aerodynamics in the wind tunnel environment the turbine powered simulator (TPS) technique is one of the widely applied technologies ...
    Keywords: Aerospace Technology and Astronautics

    Clearance Benchmark for a Civil Aircraft

    Puyou, Guilhem / Losser, Yannick | Springer Verlag | 2012
    actuators and sensors. The clearance criteria cover a large range of certification requirements, as linear stability and performance analysis, or ...
    Keywords: Aerospace Technology and Astronautics

    Multidisciplinary conceptual design for aircraft with circulation control high-lift systems

    Werner-Spatz, Christian / Heinze, Wolfgang / Horst, Peter et al. | Springer Verlag | 2012
    Abstract Active high-lift technologies have often proven their potential in aerodynamic analyses and wind ...
    Keywords: Aerospace Technology and Astronautics

    SMART ramp-up: methods to secure production ramp-up in the aircraft industry

    Gleich, C. F. / Schütt, A. / Isenberg, R. | Springer Verlag | 2012
    the entire industrial system to react on. In the framework of the project SMART (Supply Management and Aircraft Ramp-Up Technologies) as part ...
    Keywords: Aerospace Technology and Astronautics

    SMART ramp-up: methods to secure production ramp-up in the aircraft industry

    von Gleich, C. F. / Schütt, A. / Isenberg, R. | Online Contents | 2012
    to react on. In the framework of the project SMART (Supply Management and Aircraft Ramp-Up Technologies) as part of the Hamburg excellence ...

    Overview of Flight Vehicle Control

    Xia, Yuanqing / Fu, Mengyin | Springer Verlag | 2013
    technologies of modern flight vehicle systems which have been served as an interesting benchmark in the past decades. In the attitude equations, two ...
    Keywords: Control and Systems Theory , Aerospace Technology and Astronautics

      Overview of Flight Vehicle Control

      Xia, Yuanqing / Fu, Mengyin | Tema Archive | 2013
      Flight Vehicle includes aircraft, spacecraft, rocket and missile. Attitude tracking and stabilization are key technologies of modern flight ...