Application of a finite-difference newton- raphson algorithm to problems of low-thrust trajectory optimization.
Low thrust trajectory optimization, using Newton- Raphson method to solve nonlinear two-point boundary value problem
BOUNDARY VALUE↗
SEARCH · Engineering Papers
Results for “THRUST”
Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
Quote a phrase for an exact phrase match. Source license links do not imply unrestricted reuse.
Device measures reaction engine thrust vector deviations
Gimbal mounted test device measures thrust vector deviation of reaction engines in terms of angular displacement and thus precludes force interaction.
Leonard, K.↗
Combined high-low thrust propulsion for the close solar probe mission
Combined high-low thrust propulsion for close solar probe mission
SOLAR PROBE↗
Refractory thrust chambers for spacecraft engines Final report
Structural reliability tests on pyrolytic graphite and pyrolytic graphite alloys for use in liquid propellant rocket engine thrust chambers and nozzles
ROCKET NOZZLE↗
Spacecraft Auxiliary Thrust System - Performance-Measuring Techniques
Spacecraft auxiliary thrust system - performance characteristics measuring techniques
PERFORMANCE CHARACTERISTICS↗
Influence of damping and mass-stiffness discontinuities upon the dynamic stability of a free-free beam under a gimballed thrust of periodically-varying magnitude Technical memorandum no. 103
Damping and mass stiffness discontinuity effects on dynamic stability of free-free beam under gimballed pulsating end thrust
DYNAMIC STABILITY↗
Valve lipseals M-1 sleeve-type thrust chamber valve
Zero leakage cryogenic fluid seal for thrust chamber valve
PUMP SEAL↗
Design and development of an integrated pulse modulated sixty pound thrust chamber Final report
Integrated pulse modulated rocket chamber design with 60 lb thrust using nitrogen tetroxide and hydrazine mixture
PULSE MOTOR↗
A method of approximating propellant requirements of low-thrust trajectories
Method of approximating propellant requirements of low thrust trajectories
PROPELLANT↗
Design of optimized three-dimensional thrust nozzle contours
Design of optimized three-dimensional thrust nozzle contours
ROCKET NOZZLE↗
The effect of injector design on thrust- chamber erosion
Relation between injector design and erosion of ablative and pyrolytic graphite thrust chamber throat
PYROLYTIC GRAPHITE↗
Analysis of the interaction of the Surveyor radar altimeter Doppler velocity sensor system and vernier thrust chamber plumes
Interaction of Surveyor radar altimeter Doppler velocity sensor system and vernier thrust chamber plumes
RADAR ALTIMETER↗
Finite-thrust escape from and capture into circular and elliptic orbits
Finite-thrust escape and capture trajectories leading from circular or elliptic orbits to hyperbolic excess velocity vector located at gravitational sphere of influence
ESCAPE VELOCITY↗
Transient and Steady Performance of an Ion Rocket Thrust Augmentor Final Report
Performance of ion rocket thrust augmentor, Langmuir probe measurements, secondary electron emission from porous tungsten, and heat transfer from large diameter Pirani pressure gauges
IONIC PROPULSION↗
Investigation of advanced high strength alloys used in weight reduction of the Saturn V thrust structure. Phase I - Feasibility study
Weight reductions in Saturn V thrust structure by using lightweight high strength beryllium blind and semi-blind fasteners
HIGH STRENGTH ALLOY↗
An experimental evaluation of 100-lb-thrust ablatively cooled rocket engines
Test firing of 100-lb thrust ablatively cooled rocket chambers
ROCKET CHAMBER↗
Some factors influencing heat transfer to liquid-propellant rocket-thrust-chamber coolant channels
Wall temperature and heat transfer patterns in liquid-propellant rocket thrust chamber coolant channels
LIQUID PROPELLANT ROCKET ENGINE↗
Optimal free-space fixed-thrust trajectories using impulsive trajectories as starting iteratives.
Optimal free-space fixed thrust trajectories using impulsive trajectories as starting iteratives
NEWTON-RAPHSON METHOD↗