Results 51 to 60 of about 899,057 (211)

System overview of the NASA Dryden Integrated Test Facility [PDF]

The Integrated Test Facility, built at the NASA Dryden Flight Research Facility, provides new real-time test capabilities for emerging research aircraft. An overview of the test facility and the real-time systems developed to operate this unique facility
Binkley, Robert L., Mackall, Dale
core   +1 more source

Approach and Landing Energy Prediction Based on a Long Short-Term Memory Model

Aerospace
The statistical analysis of civil aircraft accidents reveals that the highest incidence of mishaps occurs during the approach and landing stages. Predominantly, these accidents are marked by abnormal energy states, leading to critical situations like ...
Yahui Hu, Jiaqi Yan, Ertai Cao, Yimeng Yu, Haiming Tian, Heyuan Huang   +5 more
doaj   +1 more source

Balloon flight test of a CeBr₃ detector with silicon photomultiplier readout. [PDF]

Exp Astron (Dordr), 2021
Murphy D, Mangan J, Ulyanov A, Walsh S, Dunwoody R, Hanlon L, Shortt B, McBreen S.   +7 more
europepmc   +1 more source

Dynamics and controls flight testing of the X-29A airplane [PDF]

A brief description of the flight control system of the X-29A forward-swept-wing flight demonstrator is followed by a discussion of the flight test techniques and procedures in the area of flight dynamics and control.
Gera, J.
core   +1 more source

Study on real-time prediction and warning technology for negative acceleration flight test of civil airplanes

Xibei Gongye Daxue Xuebao
The flight test of modern civil aircraft verifies the limits of aircraft design performance through a series of rigorous flight tests. Flight test mission is characterized by high risk and complex technology.
MI Yi, LI Aijun, WEN Yajun, FAN Zhipeng, HU Xuesong   +4 more
doaj   +1 more source

A Multifidelity Radial Basis Function Neural Network for Aerodynamic Shape Optimization [PDF]

Journal of Applied Fluid Mechanics
This study proposes a multifidelity radial basis function neural network (MFRBFNN) model and an associated surrogate optimization framework to facilitate the efficient aerodynamic shape optimization of aircraft. Analytical benchmark functions demonstrate
X. F. Lian, H. Y. Xu, R. Q. Li, G. Y. Yan, Z. W. Wang   +4 more
doaj   +1 more source

Dynamic stability and handling qualities tests on a highly augmented, statically unstable airplane [PDF]

Initial envelope clearance and subsequent flight testing of a new, fully augmented airplane with an extremely high degree of static instability can place unusual demands on the flight test approach.
Bosworth, John T., Gera, Joseph
core   +1 more source

Simulation Modeling Of A Transport Aircraft Using Flight Test Data [PDF]

, 1994
The Mathematical Models Using Flight Test Data With Respect To A Transport. Aircraft For The Offline Simulation Are Described In This Document. For The Purpose Of Simulation Validation Process, Representative Flight Data Sets Are Selected From A Data ...
Padma, Madhuranath, Parameswaran, V, Raol, JR, Srinatha Sastry, CV   +3 more
core  

ON THE QUESTION OF SAFETY OPERATION OF A HELICOPTER AFTER CARGO DISCHARGE FROM EXTERNAL SLING

Научный вестник МГТУ ГА, 2018
When helicopters fly with suspended load, there may be a need for a load drop. This can be associated with both the abnormal situations in flight and with a regular load drop to a predetermined area.
R. V. Volobuev, V. V. Efimov
doaj   +1 more source

Flight testing the fixed-wing configuration of the Rotor Systems Research Aircraft (RSRA) [PDF]

The Rotor Systems Research Aircraft (RSRA) is a unique research aircraft designed to flight test advanced helicopter rotor system. Its principal flight test configuration is as a compound helicopter. The fixed wing configuration of the RSRA was primarily
Hall, G. W., Morris, P. M.
core   +1 more source