Turbulent mixing /analysis/
Approximate methods for solving differential equations of motion to predict free turbulent mixing processes - single-form eddy viscosity model
EDDY VISCOSITY↗
SEARCH · Search NASA
Results for “APPROXIMATION METHOD”
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.
The steady-state magnetic field in the transition region between the magnetosphere and the bow shock.
Steady state magnetic field in transition region between magnetosphere and bow shock by MHD EQUATIONS, noting solution by approximation method
MAGNETOHYDRODYNAMIC FLOW↗
The choice of trial functions in the perturbation-variation method.
Nonlinear variational trial function for atomic hydrogen dynamic polarizability, discussing first order perturbed wave function and perturbation- variation method
HYDROGEN ATOM↗
On the accuracy of calculating the scalar electrical conductivity at very low ionization levels.
Accuracy of scalar electrical conductivity calculations of partially ionized plasma using third Chapman-Enskog approximation method
PLASMA CONDUCTIVITY↗
Small, low power analog-to-digital converter
A small, low-power, high-speed, 8-bit analog-to-digital converter using silicon chip integrated circuits is suitable for use in airborne test data systems. The successive approximation method of analog-to-digital conversion is used to generate the digital output.
Dunn, R. D.↗
Dynamic stability of space vehicles. Volume 1 - Lateral vibration modes
Mathematical models and approximation methods for solving lateral vibration modes of cylindrical space vehicles and vehicles with clustered tanks
Paddock, G. B.↗
An analysis of the side-leakage effect in high-speed gas lubricated slider and partial arc bearings Interim report
Approximate methods for side leakage effect in high speed gas lubricated bearing
Elrod, H. G., Jr.↗
The usefulness of adjoint systems in solving nonconservative stability problems of elastic continua
Approximate method of stability analysis for equilibrium in elastic continuums subjected to follower type surface traction
Herrmann, G.↗
Heat and mass transfer near the stagnation point when gas is injected or sucked through a body surface
Approximation method for calculating heat, and mass exchange in laminar multicomponent boundary layer near stagnation point of injected gases
Anfimov, N. A.↗
Advanced electric propulsion research Annual report, 1 Jan. - 31 Dec. 1967
Approximation methods for electric propulsion mission analysis
Mickelsen, W. R.↗
Radiation diffusion in a medium with a strongly elongated scattering indicatrix
Approximation method for calculating radiation diffusion in medium with elongated scattering matrix
Sobolev, V. V.↗
New second-order and first-order algorithms for determining optimal control - A differential dynamic programming approach
Differential dynamic programming to develop second order and first order approximation methods for determining optimal control
Jacobson, D. H.↗
Viscosity of gas mixtures
Approximate methods for predicting viscosities of gas mixtures involving both polar and nonpolar gases
Brokaw, R. S.↗
Synthesis of trajectories around the moon with return to the earth atmosphere
Approximate method for synthesis of flight trajectories around moon
Ilyin, V. A.↗
Approximation of the spanwise distribution of wind-tunnel-boundary interference on lift of wings in rectangular perforated-wall test sections
Approximation method for calculating spanwise distribution of wind tunnel boundary interference on wing lift in rectangular perforated wall
Schilling, B. L.↗
High-altitude breakdown prediction
Approximation methods for predicting power at onset of antenna breakdown at high altitudes
Bakalyar, G. A.↗
Application of Rosseland approximation and solution based on series expansion of the emission power to radiation problems.
Emission-power series expansion solution and Rosseland approximation applied to radiation problems, discussing errors introduced by approximate methods
Hartnett, J. P.↗
Low-frequency component electric microfield distributions in plasmas.
LF component electric microfield distributions in plasmas at neutral and charged point, discussing approximations method
Hooper, C. F., Jr.↗