搜索结果: 1-14 共查到“航空、航天科学技术 supersonic”相关记录14条 . 查询时间(0.084 秒)
Adjoint-Based Aerodynamic Optimization of Supersonic Biplane Airfoils
Aerodynamic Optimization Supersonic Biplane Airfoils
2015/7/3
This paper addresses the aerodynamic performance of Busemann-type supersonic biplanes at both design and off design conditions. An adjoint-based optimization technique is used to optimize the aerodyna...
Aerodynamic Shape Optimization of Transonic and Supersonic Aircraft configurations
Aerodynamic Shape Optimization Transonic Supersonic Aircraft gurations
2015/7/2
With the availability of high performance computing platforms and robust numerical methods to simulate fluid flows, it is possible to shift attention to automated design procedures which u...
An Analysis of Bodies Having Minimum Pressure Drag in Supersonic Flow: Exploring the Nonlinear Domain
Analysis Bodies Having Minimum Pressure Drag Supersonic Flow Exploring Nonlinear Domain
2015/7/2
One of the most interesting problems in supersonic aerodynamics has been to nd pro le shapes that have minimum pressure drag, subject to a set of geometric constraints. Considerable work was done in ...
SONIC BOOM REDUCTION USING AN ADJOINT METHOD FOR WING-BODY CONFIGURATIONS IN SUPERSONIC FLOW
SONIC BOOM REDUCTION ADJOINT METHOD WING-BODY CONFIGURATIONS SUPERSONIC FLOW
2015/7/2
This paper presents an adjoint method for the calculation of remote sensitivities in supersonic flow. The goal is to develop a set of adjoint equations and their corresponding boundary condition...
Sonic Boom Reduction using an Adjoint Method for Supersonic Transport Aircraft Configurations
Sonic Boom Reduction Adjoint Method Supersonic Transport Aircraft gurations
2015/7/2
The objective of this work is to develop the nec essary methods and tools to facilitate the design of low sonic boom aircraft that can fly superson ically over land with negligible environmental...
An Adjoint Method for the Calculation of Remote Sensitivities in Supersonic Flow
Adjoint Method Calculation Remote Sensitivities Supersonic Flow
2015/7/2
This paper presents an adjoint method for the cal culation of remote sensitivities in supersonic flow.The goal is to develop a set of discrete adjoint equa tions and their corresponding boundary...
Simulation of Supersonic Reacting Hydrocarbon Flows with Detailed Chemistry
Simulation Supersonic Reacting Hydrocarbon Flows Detailed Chemistry
2015/7/1
This paper presents a parallel multigrid method for computing inviscid and viscous high speed steady state flows with reacting hydrocarbons. The gov erning equations for reactive flow are solved using...
Parallel computation of supersonic reactive flows with detailed chemistry
Parallel computation supersonic reactive flows detailed chemistry
2015/7/1
This paper presents parallel computations of high speed steady-state hydrogen/oxygen and hydrogen/air reactive flows. The governing equations for reactive flow in the absence of viscosity, thermal con...
Aerodynamic shape optimization of supersonic aircraft configurations via an adjoint formulation on distributed memory parallel computers
Aerodynamic shape optimization supersonic aircraft configurations via adjoint formulation distributed memory parallel computers
2015/7/1
This work describes the application of a control theory-based aero dynamic shape optimization method to the problem of supersonic aircraft design.
Supersonic Aircraft Optimization for Minimizing Drag and Sonic Boom
Sonic Boom Minimizing Drag
2015/6/18
A design tool incorporating classical sonic boom theory, computational fluid dynamics
and a multi-objective genetic algorithm was developed for low-boom supersonic aircraft
optimization. Both sonic ...
Multifidelity Design Optimization of Low-Boom Supersonic Jets
Low-Boom Supersonic Jets Optimization
2015/6/18
The practical use of high-fidelity multidisciplinary optimization techniques in low-boom supersonic business-jet
designs has been limited because of the high computational cost associated with ...
UNCONVENTIONAL CONFIGURATIONS FOR EFFICIENT SUPERSONIC FLIGHT
SUPERSONIC FLIGHT High speed
2015/6/18
Alternative configurations for more efficient supersonic aircraft are suggested by
consideration of the sources of drag at high speeds. Results of studies described in this
paper indicate that sup...
New materials designed to deal with hypersonic and supersonic hot stuff
New materials hypersonic and supersonic hot stuff
2009/12/31
University of Queensland researchers are testing new materials to withstand the extreme heat experienced by hypersonic vehicles in flight so they can fly for substantially longer.Previous Australian e...
Experimental Study on Restart Control of Supersonic Air Breathing Engine
Compressible Flows Control Inlet Intake
2009/8/19
In order to study dynamic response and establish control logic of supersonic air breathing engine, restart control tests of subscale engine model, that consists of axisymmetric intake and turbojet eng...