Published 1991 by National Aeronautics and Space Administration, Langley Research Center in Hampton, Va .
Written in EnglishRead online
|Statement||Samuel Y. Chan ... [et al.].|
|Series||NASA contractor report -- 187614., NASA contractor report -- NASA CR-187614.|
|Contributions||Chan, Samuel Y., Langley Research Center.|
|The Physical Object|
Download Aeroservoelastic stabilization techniques for hypersonic flight vehicles
Aeroservoelastic stabilization techniques for hypersonic flight vehicles (SuDoc NAS ) [NASA] on *FREE* shipping on qualifying offers. Aeroservoelastic stabilization techniques for hypersonic flight vehicles (SuDoc NAS )Author: NASA.
Aeroservoelastic stabilization techniques for hypersonic flight vehicles The potential of Hybrid Phase Stabilization (HPS), particularly for highly unstable aircraft, using a hypersonic flight vehicle (HSV) as a relevant example, is discussed.
Aeroservoelastic stabilization techniques for hypersonic flight vehicles. By Thomas T. Myers, David H. Klyde, Peter Y.
Cheng, Duane T. Mcruer, Dale M. Pitt, Raymond E. Magdaleno and Samuel Y. Chan. Abstract. The potential of Hybrid Phase Stabilization (HPS), particularly for highly unstable aircraft, using a hypersonic flight vehicle (HSV) as.
Aeroservoelastic stabilization techniques for hypersonic flight vehicles. By David H. Klyde, Peter Y. Cheng, Thomas T. Myers, Duane T. Mcrue and Samuel Y. Chan. Abstract. The potential of Hybrid Phase Stabilization (HPS), particularly for highly unstable aircraft, using a hypersonic flight vehicle (HSV) as a relevant example, is discussed.
The. Robust Aeroservoelastic Stability Analysis Flight Test Applications. Authors: Lind, Rick, Brenner, Marty Free Preview.
Demonstrates theoretical and practical applications of modern flight control techniques The latest research in flight control ; Buy this book eBook Book Title Robust Aeroservoelastic Stability Analysis Book Subtitle Flight.
The potential of Hybrid Phase Stabilization (HPS), particularly for highly unstable aircraft, using a hypersonic flight vehicle (HSV) as a relevant example, is discussed.
Advanced aeroservoelastic stabilization techniques for hypersonic flight vehicles Advanced high performance vehicles, including Single-Stage-To-Orbit (SSTO) hypersonic flight vehicles, that are statically unstable, require higher bandwidth flight control systems to compensate for the instability resulting in interactions between the flight control system, the engine/propulsion.
Vehicle (HTV), will develop and flight test a number of key enabling technologies for hypersonic flight. The goal is a reusable hypersonic cruise vehicle (HCV) capable of global reach at a cruise speed approaching Mach As part of the Falcon program, a series of demonstration vehicles, referred to as HTV-1, HTV-2, and HTV-3, are being developed.
step in a series of program flight experiments to explore hypersonic technology and its applications. The purpose of the HTV-2 flight test missions is to demonstrate aerodynamic principles, guidance and control theories, high-temperature materials, and thermal protection systems for long duration, hypersonic flight in the upper atmosphere.
Cheng P, Chan S, Myers T, et al. () Aeroservoelastic stabilization techniques for hypersonic flight vehicles. In: AIAA International Aerospace Planes Conference, Orlando, Florida, USA, 29–31 October AIAA Reston, VA: American Institute of.
Applications include missiles, launch vehicles and entry bodies. A huge effort has been made developing hypersonic aerodynamics methods and configurations. This began with missiles, including the intercontinental ballistic missile (ICBM) effort of the s, followed by development work for the Mercury, Gemini and Apollo manned space flight.
Aeroservoelastic modeling and analysis of a canard-configured air-breathing hypersonic vehicles. Chinese Journal of Aeronautics, Vol.
26, No. Effects of Nonuniform Elastic Fuselage Modeling on Flight Dynamics of Hypersonic Vehicles. Aeroservoelastic stabilization techniques for hypersonic flight vehicles. PETER CHENG, SAMUEL CHAN, Hypersonic flight performance improvements by overfueled ramjet combustion.
SACHS, Structures and materials technologies for hypersonic vehicles - Lessons from Hermes experience. JAMET, D. CHAUMETTE. With the push in manned hypersonic flight and hypersonic vehicle design, it has been brought to the forefront that vehicles are needed that can be utilized as air-breathing single stage to orbit (SSTO) next generation vehicles that can sustain flights in the range of Mach 4 – This paper describes the development of these.
Hypersonic Vehicle Flight Dynamics with Coupled Aerodynamics and Reduced-order Propulsive Models Derek J. Dalle, Scott G. Frendreisy, James F.
Driscoll z, Carlos E. Cesnik x University of Michigan, Ann Arbor, MI A new model is developed to more accurately capture the dynamics and control of an air-breathing.
ABSTRACT This thesis examines the modeling, analysis, and control system design issues for scram-jet powered hypersonic vehicles. A nonlinear three degrees of freedom longitudinal model.
“Aeroservoelastic Stabilization Techniques for Hypersonic Flight Vehicles,” NASA CR, Sept. Created Date: Z. Aeroservoelastic stabilization techniques for hypersonic flight vehicles ; A Generic Inner-Loop Control Law Structure for Six-Degree-of-Freedom Conceptual Aircraft Design ; Active control of aerothermoelastic effects for a conceptual hypersonic aircraft ; Static and dynamic aeroelastic characterization of an aerodynamically heated generic.
This volume addresses selected aerothermodynamic design problems for three vehicle classes: winged reentry, non-winged reentry, and airbreathing hypersonic flight vehicles.
Following an introductory chapter, the book presents the basics of flight trajectory mechanics, giving the aerothermodynamicist an understanding of the principal issues. Based on the six-DOF geometry of a hypersonic flight vehicle, this paper uses assumed modes method, Shock-Expansion theory and Piston theory to develop the structural elastic model and the aerodynamic model, with actuator incorporated, the open-loop aeroservoelastic model of a six-DOF HFV is established.
This is the first book on adaptive aeroservoelasticity and it presents the nonlinear and recursive techniques for adaptively controlling the uncertain aeroelastic dynamics Covers both linear and nonlinear control methods in a comprehensive manner Mathematical presentation of adaptive control concepts is rigorous Several novel applications of adaptive control presented here are not to be found.
Bin Xu, Zhongke Shi, Fuchun Sun, Wei HeBarrier Lyapunov function based learning control of hypersonic flight vehicle with AOA constraint and actuator faults IEEE Trans. Cybern (), /TCYB hypersonic vehicle. The overall goal of this hypersonic vehicle mod-eling effort is to create a three-dimensional ﬂight simulation frame-work that includes coupled inertial, aerodynamic, propulsive, elastic, and thermal analysis in such a way to enable accurate control simula-tion.
The model should be accurate to within 10% and able to analyze. Despite the recent advancements in hypersonic flight, the technology is not new, as vehicles have been flying at hypersonic speeds – in excess of Mach 5 – for almost 70 years.
Hypersonic Flight’s Challenges, Successes and Opportunities Discussed | NASA. the book disappointed; I was mislead by the title, and should have realised by the names of the authors that it would not correspond.
I hoped for a more systems analysis book to really design real spacecraft, not a description of some hypersonic projects that have been going on in Europe for teh last 30 years and that I alreeady well know s: 1.
Indeed, the hypersonic flight regime is defined as flight at Mach 5 or higher. This is, however, just a rule of thumb. As a vehicle accelerates from Mach tothe flow does not change from green to red, and there is no clap of thunder, unlike what happens when a vehicle accelerates from Mach to entering the supersonic flight.
Stabilization, trim, and control devices are the prerequisites for flyability and controllability of aerospace flight vehicles. Regarding re-entry flight of RV-W’s, we have mentioned in Section that initially, at high altitudes, the reaction control system (RCS) is the major flight control system.
Simulation of Flexible Hypersonic Vehicle Flight Dynamics for Flight Control Evaluation. Student: Ryan Klock Sponsor: AFRL. Summary: Hypersonic vehicles operate in an extreme flight environment that induces strong fluid, thermal, and structural interactions. To design and evaluate these vehicles, we must have a robust understanding of all.
This successful book gives an introduction to the basics of aerothermodynamics, as applied in particular to winged re-entry vehicles and airbreathing hypersonic cruise and acceleration vehicles. The book gives a review of the issues of transport of momentum, energy and mass, real-gas effects as well as inviscid and viscous flow phenomena.
The book treats hypersonic flight trajectories and atmospheric entry flight mechanics in light of their importance for space shuttle entry.
Following a review of the structures of planetary atmospheres and aerodynamic forces, equations are derived for flight over a spherical planet, and the performance of long-range hypervelocity vehicles in extra-atmospheric flight is analyzed.
An Aerodynamic Analysis of Several Hypersonic Research Airplane Concepts from M = to Vehicle flight attitude, shape, and Mach number are considered and wind tunnel data are compared with available analytical techniques.
Since the wing span was common to all concepts, the square of the span (bl.) was used instead of wing reference. A two-dimensional CFD-based model of a full-scale generic airbreathing hypersonic flight vehicle (AHFV) has been developed at the Multidisciplinary Flight Dynamics and.
1. Introduction. The demands of high flight velocity and exploitation in near space are driving the development of hypersonic vehicle (HSV).
In the 's, National aeronautics and space administration (NASA) started the research of the scramjet propulsion system, which is the key technique of hypersonic flight.
Flight dynamic characteristics of scramjet-powered hypersonic air vehicles are unique and have major differences with those of a conventional aircraft.
These special characteristics are due to the tightly integrated engine-airframe lifting body - an X like - configuration which is the universally accepted geometry for this class of vehicles.
Transform technique. Integration of the aeroservoelastic function approximations [5,6,7,8,9,10,11,12]. In addition, the structural dynamic model with a nonlinear flight simulation is application of promising aerodynamic model reduction also discussed.
techniques to the aeroservoelastic. Get this from a library. Selected aerothermodynamic design problems of hypersonic flight vehicles. [Ernst-Heinrich Hirschel; Claus Weiland; American Institute of Aeronautics and Astronautics.] -- "This volume addresses selected aerothermodynamic design problems for three vehicle classes: winged reentry, non-winged reentry, and airbreathing hypersonic flight vehicles.
The vehicle need not carry a special, additional fluid for this system since hypersonic vehicles will likely be fueled by liquid hydrogen or some other cryogenically cooled liquid. The technique of pumping fuel through the vehicle structure was successfully used on the B Mach 3 bomber and was also proposed for the X research vehicle.
Interactions between Flight Dynamics and Propulsion Systems of Air-Breathing Hypersonic Vehicles Defense Presentation Derek J. Dalle Chair: James F. Driscoll Cognate: David J. Singer Members: Joaquim R.
Martins and Michael A. Bolender Ma Hypersonic Couplings, Defense 1/ Welcome to the NASA's Guide to Hypersonics: Hypersonic aerodynamics is a special branch of the study of aeronautics. The chief characteristic of hypersonic aerodynamics is that the temperature of the flow around the aircraft is so great that the chemistry of the gas must be considered.
At low hypersonic speeds, the molecular bonds vibrate, which changes the magnitude of the forces. 12 Aeroservoelasticity. The science of aeroservoelasticity (ASE) extends the aeroelastic interactions between aerodynamic forces and a flexible structure, discussed in Chapters 8, 9 to include a control system, introduced in Chapter classic Collar aeroelastic triangle can be extended to form the aeroservoelastic pyramid shown in Figurewhere there are now forces resulting.
Abstract: There are many new problems of aeroelasticity which are introduced by the novel concepts and system characteristics in the design process of hypersonic vehicles. An overview of the studies on aeroelasticity of hypersonic vehicles is presented here.
Special attention is paid to the following areas: the compute method of unsteady aerodynamics in hypersonic flow; aeroelastic.Integrated, elastic vehicle models must be developed initially and simplified in a manner appropriate to and consistent with the intended application.
This paper summarizes key results from past research aimed at developing and implementing integrated aeroelastic vehicle models for flight .Definition of Air-Breathing Hypersonic Vehicles In the simplest terms, hypersonic flight refers to flight at high Mach numbers.
However, what defines hypersonic flight and where this regime actually begins is a more complex issue. In his book, Hypersonic and .