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On-board generation of three-dimensional constrained entry trajectories

  • Iowa State University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A methodology for very fast design of three degree-of-freedom (3DOF) entry trajectories subject to all common inequality and equality constraints is developed. The approach makes novel use of the well-known quasi-equilibrium glide phenomenon in lifting entry as a center piece for effective and efficient enforcement of the inequality constraints. The highly constrained nonlinear trajectory planning problem is decomposed into two sequential one-parameter search problems. The algorithm is able to generate a complete and feasible 3DOF entry trajectory in about 2 to 3 seconds on a desktop computer, given the entry conditions, values of constraint parameters, and final conditions. High fidelity numerical simulations with a reusable launch vehicle model for various entry missions are presented to demonstrate the capability and effectiveness of the algorithm.

Original languageEnglish
Title of host publicationAIAA Guidance, Navigation, and Control Conference and Exhibit
PublisherAmerican Institute of Aeronautics and Astronautics Inc.
ISBN (Print)9781563479786, 9781624101083
DOIs
StatePublished - 2002
Externally publishedYes
EventAIAA Guidance, Navigation, and Control Conference and Exhibit 2002 - Monterey, CA, United States
Duration: 5 Aug 20028 Aug 2002

Publication series

NameAIAA Guidance, Navigation, and Control Conference and Exhibit

Conference

ConferenceAIAA Guidance, Navigation, and Control Conference and Exhibit 2002
Country/TerritoryUnited States
CityMonterey, CA
Period5/08/028/08/02

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