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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.

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At least 919 records · Page 51

All sources NASA NTRS DOE OSTI

NASA NTRS1968

Squared-error minimization with stability constraints.

Linear closed loop control system poorly damped response to deterministic inputs improved by stability constraint for minimization of mean squared error

Siljak, D. D.↗

NASA NTRS1968

Asymptotic stability with output constraints.

Initial conditions estimation problem for nonlinear system asymptotic stability and satisfaction of output constraints on state variables

Julich, P. M.↗

NASA NTRS1969

Requirements for relays in spacecraft having magnetic field constraints.

Electric relays requirements for spacecraft with magnetic field constraints

Swyler, J. L.↗

NASA NTRS1969

The separation computation of arcs for optimal flight paths with state variable inequality constraints.

Maximum trajectory for glider entering earth atmosphere at supercircular velocity, subject to maximum altitude constraint

Bryson, A. E., Jr.↗

NASA NTRS1969

The restoration of constraints in holonomic and nonholonomic problems.

Constraint restoration in holonomic and nonholonomic problems involving system of algebraic or transcendental equations or first order differential equations

Damoulakis, J. N.↗

NASA NTRS1969

Launch constraints.

Launch opportunity and window constraints, considering injection energy and precision, reference body occultation, communications range, etc

Zweigbaum, H.↗

NASA NTRS1969

Optimization of control systems with discontinuities and terminal constraints.

Newton-Raphson function space algorithm for optimizing control systems with discontinuities and terminal constraints, discussing spacecraft examples

Dyer, P.↗

NASA NTRS1969

Algorithms for test patterns in multiterminal devices with symmetry constraints.

N-terminal parent networks with symmetry constraints derived for nonredundant one port configurations through combinatorial functions test patterns, using computer algorithm

Happ, W. W.↗

NASA NTRS1969

A transformation technique for optimal control problems with a state variable inequality constraint.

Slack variable to transform optimal control problem with scalar inequality constraint on state variables into unconstrained problem of higher dimension

Jacobson, D. H.↗

NASA NTRS1969