by National Aeronautics and Space Administration, Scientific and Technical Information Branch, For sale by the National Technical Information Service] in Washington, D.C, [Springfield, Va .
Written in English
|Statement||Theodore A. Reyhner ; prepared under cooperative agreement with NASA Langley Research Center and Boeing Commercial Airplane Company.|
|Series||NASA contractor report -- 3814., NASA contractor report -- NASA CR-3814.|
|Contributions||Langley Research Center., United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch., Boeing Commercial Airplane Company.|
|The Physical Object|
|Pagination||v, 70 p. :|
|Number of Pages||70|
predicting three-dimensional transonic potential flow about inlets, ducts, and bodies. The basic approach is very general and essentially independent of geometry. The analysis, as programmed, uses cylindrical coordinates and admits boundary conditions for . Recent Experiences With Three-Dimensional Transonic Potential Flow Calculations David A. Caughey, Perry A. Newman and Antony Jameson 10 Mpoten-tial, this information, which has been developed under a U.S. Government program, is being dis-. A systematic procedure for generating useful conformal mappings. Use of conformal mapping in grid generation for complex three-dimensional configurations, AIAA Journal, 25, 10, (), (). Calculation of Transonic Potential Flow Past Cited by: Rotary-wing flow fields are as complex as any in aeronautics. The helicopter rotor in forward flight encounters three-dimensional, unsteady, transonic, viscous aerodynamic phenomena. Rotary-wing problems provide a stimulus for development and opportunities for application of the most advanced computational techniques.
Sinclair, P. M.: A three-dimensional field-integral method for the calculation of transonic flow on complex configurations — theory and preliminary results. Aeronautical Journal, June/July, (), pp Google Scholar. A method for constructing a grid system for calculating the transonic flow field about complex configurations with multiple components is described. In this approach the computational domain is divided into multiple overlapping subdomains, which are defined according to the different components of the by: 1. Thomas B. Gatski, Jean-Paul Bonnet, in Compressibility, Turbulence and High Speed Flow (Second Edition), Flows with Shocks. In supersonic flows, the presence of shocks is hardly avoidable and flow control is often the only solution to minimize penalties associated with drag, vibrations, noise, obvious example is in supersonic flight of supersonic civil or . D.A. Caughey, Calculation of Transonic Potential Flow Past Three-Dimensional Configurations, Transonic, Shock, and Multidimensional Flows, /B, (), (). CrossrefCited by:
Air barriers, staggered layers of rigid insulation and sealed panel joints at interior panel perimeters are the tools in the building science toolbox that can be used to deal with complex three-dimensional airflow networks and convection. Simple, little things that turn out to be pretty big things. Calculation of Transonic Potential Flow Past ThreeDimensional Configurations D. A. Caughey 1. INTRODUCTION. In recent years, substantial progress has been made in the development of efficient algorithms for solving discrete approximations to the potential equation for transonic (i.e., mixed subsonic and supersonic) flow past rather general geometrical : D.A. Caughey. The application of numerical methods to physiological flows is considered along with some recent progress in transonic flow computations, panel methods in aerodynamics, analysis and design methods for three-dimensional flows, and the direct numerical simulation of complex gas-dynamics flows on the basis of Euler, Navier-Stokes, and Boltzmann. Three-Dimensional Potential Flows Learning Objectives: 1. Write and explain the fundamental equations of potential flow theory 2. Compute the flow field around 2D and 3D objects using combinations of fundamental potential flow solutions Topics/Outline: 1. Coordinate System 2. Governing equations for the velocity potential 3.