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Thursday, October 22, 2020 | History

1 edition of A Numerical Study of Fuel-Optimal Low-Earth-Orbit Maintenance found in the catalog.

A Numerical Study of Fuel-Optimal Low-Earth-Orbit Maintenance

A Numerical Study of Fuel-Optimal Low-Earth-Orbit Maintenance

  • 118 Want to read
  • 36 Currently reading

Published by Storming Media .
Written in English

    Subjects:
  • TEC002000

  • The Physical Object
    FormatSpiral-bound
    ID Numbers
    Open LibraryOL11847604M
    ISBN 101423532112
    ISBN 109781423532118

    S UMMAR Y OF RESEARCH Department of Aeronautics and Astronautics Max F. Platzer Chair Raymond P. Shreeve Associate Chair for Research Approved for public release; distribution is unlimited Prepared for: Naval Postgraduate School Monterey, CA Grid definition for numerical study. Having an understanding of the existing space object population and their relative distributions in (a, e, i), we can properly establish the grid of initial conditions for our extensive numerical study. Such a grid naturally accounts for the relative distribution of the various Earth satellite by:

    In this paper, the problem of precise autonomous orbit maintenance of a satellite using output feedback and quadratic optimal regulators in a low Earth orbit is investigated. Autonomous on-board orbit maintenance refers to automatic control of different operational parameters within their control windows. Design of a Representative Low Earth Orbit Satellite to Improve Existing Debris Models [Clark, S., Nasa Technical Reports Server (Ntrs), Et Al] on *FREE* shipping on qualifying offers. Design of a Representative Low Earth Orbit Satellite to Improve Existing Debris ModelsCited by: 1.

    Applied Orbit Perturbation and Maintenance, Second Edition (Aerospace Press) $ Usually ships within 6 to 10 days. Since the start of the space age more than 50 years ago, various space technology applications - including communication, navigation, and remote sensing - have advanced significantly. To meet the challenges in each application 5/5(1). Start studying EDIWS Book 1. Learn vocabulary, terms, and more with flashcards, games, and other study tools.


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A Numerical Study of Fuel-Optimal Low-Earth-Orbit Maintenance Download PDF EPUB FB2

A Numerical Study of Fuel-Optimal Low-Earth-Orbit Maintenance Article   December   with  20 Reads  How we measure 'reads' A 'read' is counted each time someone views a publication summary. A numerical study of fuel-optimal low-earth-orbit maintenance.

This thesis studies the fuel optimal periodic reboost profile required to maintain a spacecraft experiencing drag in low-earth-orbit (LEO).

Recent advances in computational optimal control theory are employed, along with a Legendre-Gauss-Lobatto Pseudospectral collocation code Author: Lawrence E. Halbach. Fuel Optimization for Low Earth Orbit presented a numerical study of an optimal periodic thrusting method for LEO spacecrafts using the Legendre-Gauss-Lobatto (LGL.

A NUMERICAL STUDY OF FUEL-OPTIMAL LOW-EARTH ORBIT MAINTENANCE Lawrence E. Halbach Major, United States Air Force B.A.E.M., University of Minnesota, Submitted in partial fulfillment of the requirements for the degree of MASTER OF SCIENCE IN ASTRONAUTICAL ENGINEERING Author: Approved by: from the NAVAL POSTGRADUATE SCHOOL December A numerical optimization study of minimum-fuel low-Earth-orbit aeroglide and aerothrust aeroassisted orbital transfer of a small spacecraft subject to constraints on heating rate and heating load with a required inclination change is considered.

The aeroassisted orbital transfer is formulated as a three-phase optimal control problem. Fuel-Optimal Altitude Maintenance of Low-Earth-Orbit Spacecrafts by Combined Direct/Indirect Optimization Article (PDF Available) in Journal of Astronomy and Space Science 32(4) A novel low-thrust repeat-groundtrack orbit maintenance scheme is devised.

in a fully autonomous manner. A numerical study of a low Earth orbit mission confirms the effectiveness of the proposed method. He is author of more than technical publications, co-author of the book “Homogeneous Polynomial Forms for Robustness Analysis of Author: Mirko Leomanni, Andrea Garulli, Antonio Giannitrapani, Fabrizio Scortecci.

Minimum-Fuel Trajectory Optimization of Many Revolution Low-Thrust Earth-Orbit Transfers A numerical optimization study thrust acceleration for an orbit maintenance study. Ref. [6] used optimal control theory to solve minimum-time, circle-to-circle.

A study of the latitudinal symmetry of the martian exosphere found the radial emission profiles to be asymmetric below martian radii, and then more uniform at high altitudes. Summary of ResearchDepartment of Applied Mathematics Summary of ResearchDepartment ofApplied Mathematics 3.

REPORT TYPE AND DATES COVERED Summary Rfcport, 1 October September 6. AUTHOR(S) A Numerical Study of Fuel-Optimal Low-Earth-Orbit Maintenance. This report contains project summaries of the research projects in the Department of Aeronautics and Astronautics. A list of recent publications is also included, which consists of conference.

This book systematically describes the concepts and principles for multi-satellite relative motion, passive and near passive formation designs, trajectory planning and control for fuel optimal formation maneuvers, and formation flying maintenance control design.

Minimum energy-loss guidance for aeroassisted orbital plane change. Minimum-Fuel Low-Earth-Orbit Aeroglide and Aerothrust Aeroassisted Orbital Transfer Subject to Heating Constraints.

Numerical optimization study of multiple-pass aeroassisted orbital by: An algorithm of formation flying control using differential lift and drag is studied.

• At given parameters of the force model the acceptable control region is obtained. • An algorithm parameters adjustment technique is proposed.

• A numerical study taking into account disturbances and uncertainties is Cited by: 4. Satellite Orbits -Models, Methods, and Applications has been written as a compre hensive textbook that guides the reader through the theory and practice of satellite orbit prediction and determination.

Starting from the basic principles of orbital mechanics, it covers elaborate force models as weH as precise methods of satellite tracking and their mathematical treatment.4/5(3). Numerical solutions for Problems (P1)–(P6) and Problems (Q1)–(Q3) are obtained by means of the sequential gradient-restoration algorithm for optimal control problems.

The engineering implications of these solutions are discussed, and it appears that the energy solution (P1) and the nearly-grazing solution (P5) are superior to the remaining Cited by: ECONOMIC DEVELOPMENT OF LOW EARTH ORBIT.

In order for a viable, sustainable economy based on human spaceflight to emerge in low Earth orbit (LEO), a number of elements must be present. First, the market-place dynamics of supply and demand must exist. Second, the overwhelming relianceFile Size: 2MB.

Communications in Nonlinear Science and Numerical Simulation, Vol. 17, No. 2 A Parametric Study on Optimal Earth-Moon Transfer Trajectory Design Using Mixed Impulsive and Continuous Thrust Journal of the Korean Society for Aeronautical & Space Sciences, Vol.

39, No. 11Cited by: Electric Propulsion for Solar System Exploration. Numerical study of influence of hydrogen backflow on krypton Hall effect thruster plasma focusing.

Physics of Plasmas, Vol. 24, No. Fuel-Optimal, Power-Limited Rendezvous with Variable Thruster by:   Minimum-Fuel Low-Earth Orbit Aeroglide and Aerothrust Aeroassisted Orbital Transfer Subject to Heating Constraints. Numerical study of non‐equilibrium weakly ionized air flow past blunt bodies.

Fuel-optimal trajectories of aeroassisted orbital transfer with plane by:. In a case study for Europe prototype ECFs are implemented and a performance assessment of aircraft trajectories is performed for a one-day traffic sample.

For a single flight fuel-optimal versus climate-optimized trajectory solution is evaluated using prototypic ECFs and identifying mitigation potential. In this paper, the problem of precise autonomous orbit maintenance of a satellite using output feedback and quadratic optimal regulators in a low Earth orbit is investigated.

Autonomous on-board orbit maintenance refers to automatic control of different operational parameters within their control windows.A significant low Earth orbit application is distributed radar systems, involving linked radar transmitter/receiver systems located on spacecraft flying in close proximity.

The resulting configuration is such that these spacecraft undergo a relative motion described by a set of concentric by: 4.