搜索结果: 31-45 共查到“航空、航天科学技术 Design”相关记录61条 . 查询时间(0.251 秒)
Pseudolites (PLs), ground-based satellites transmitting GPS-like signals, are becoming increasingly useful for a variety of applications, including differential GPS correction broadcasting and aircraf...
Design and Performance Analysis of a Low-Cost Aided Dead Reckoning Navigation System
Dead Reckoning General Aviation DME GPS
2015/6/29
This paper presents an aided dead reckoning navigation system based on the fusion of inexpensive inertial, air data and magnetic sensors aided by a skeletal network of radio-navigation aids. In the fu...
LAAS Ground Facility Design Improvements to Meet Proposed Requirements for Category II/III Operations
LAAS Ground Facility Design Improvements Category II/III Operations
2015/6/26
Stanford University has developed a Local Area Augmentation System (LAAS) ground facility prototype known as the Integrity Monitor Testbed (IMT) to demonstrate the feasibility of LAAS precision approa...
Acquisition and Tracking of GIOVE-A Broadcast L1/E5/E6 Signals and Analysis of DME/TACAN Interference on Receiver Design
GIOVE-A Broadcast L1/E5/E6 Signals DME/TACAN Interference Receiver
2015/6/25
This paper demonstrates the tracking and acquisition of GIOVE-A broadcast L1/E5/E6 signals of the Galileo system using a multi-signal all-in-view software receiver. We show that existing aeronautical ...
Enabling the LAAS Differentially Corrected Positioning Service (DCPS):Design and Requirements Alternatives
Enabling LAAS Differentially Corrected Positioning Service (DCPS) Requirements Alternatives
2015/6/25
Young Shin Park is a Ph.D. Candidate in Aeronautics and Astronautics in the Global Positioning System (GPS) Research Laboratory at Stanford University. Her current research interests are enabling LAAS...
Paul Garabedian's Contributions to Transonic Airfoil and Wing Design
Transonic Airfoil Wing Design
2015/6/23
This note on Paul Garabedian's work on transonic airfoil and wing
design is written from the perspective of aeronautical engineering as well
as applied mathematics. Paul's contributions in this area...
Airplane Design with Aerodynamic Shape Optimization
Aerodynamic Shape Optimization Airplane Design
2015/6/18
A light structure is needed to reduce W0. SFC is the province of the
engine manufacturers. The aerodynamic designer should try to maximize
VL
D
. This means the cruising speed V should be increase...
Aerodynamic Inverse Design and Shape Optimization via Control Theory
Aerodynamic Inverse Design Shape
2015/6/18
Capability to predict the flow past an airplane in different flight regimes such as
take off, cruise, flutter.
2 Interactive design calculations to allow immediate improvement
3 A...
A Sequel to Lighthill’s Early Work — Aerodynamic Inverse Design and Shape Optimization via Control Theory
Design and Shape via Control Theory
2015/6/18
Capability to predict the flow past an airplane in different
flight regimes such as take off, cruise, flutter.
2 Interactive design calculations to allow immediate
imp...
Aspects of Wing Design
Wing Design plane
2015/6/18
Another key issue for successful implementation of the continuous adjoint
method is the choice of an appropriate inner product for the definition of the
gradient. It turns out that there is an...
High-Fidelity Multidisciplinary Design Using an Integrated Design Environment
Design Environment Design
2015/6/18
Aero-Structural Wing Shape and Planform
Optimization Fast Time Integration Methods for Unsteady Problems :
application to shape optimization of a pitching airfoil
• Filtering the Navier Stoke...
Aero dynamic Shap e Optimization fo r Aircraft Design。
Analysis, Design, and Testing of Airfoils for Use at UltraLow Reynolds Numbers
Analysis Design UltraLow Reynolds Numbers
2015/6/18
Advances in technology have begun to make ultra-low Reynolds number flight a real possibility. The
growing interest in vehicle development has created a need for an improved understanding of the rele...
A collective is a group of self-motivated agents that maximize system performance
through the pursuit of local objectives. This paper deals with two aspects of collective
design: the application o...
DISTRIBUTED MULTIDISCIPLINARY DESIGN AND COLLABORATIVE OPTIMIZATION
COLLABORATIVE OPTIMIZATION MULTIDISCIPLINARY DESIGN
2015/6/18
These notes describe some recent ideas for distributed design and their application to
large-scale aerospace systems. In this type of multidisciplinary optimization, design
tasks are decomposed in...