NASA/FAA experiments concerning helicopter IFR airworthiness criteria [PDF]
A sequence of ground and flight simulation experiments was conducted as part of a joint NASA/FAA program to investigate helicopter instrument flight rules (IFR) airworthiness criteria.
Lebacqz, J. V.
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Integration of UAS in the civil airworthiness regulatory system: present and future [PDF]
, 2010 The last years are witnessing a number of initiatives worldwide devoted to assess the safety levels of the unmanned aircraft. These initiatives are very heterogeneous; some of them are centred in airworthiness aspects while others focus on operations ...
Cuerno Rejado, Cristina +2 more
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Pnma-BN: Another Boron Nitride Polymorph with Interesting Physical Properties
Nanomaterials, 2016 Structural, mechanical, electronic properties, and stability of boron nitride (BN) in Pnma structure were studied using first-principles calculations by Cambridge Serial Total Energy Package (CASTEP) plane-wave code, and the calculations were performed ...
Zhenyang Ma +5 more
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Flight test: Supporting the investigation of factors affecting loss of control of light aircraft [PDF]
, 2009 A quarter of all fatal General Aviation accidents in the UK during the period 1980 to 2006 involved Loss of Control (LoC) in Visual Meteorological Conditions (VMC).
Bromfield, MA, Gratton, GB
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Mutual recognition of national military airworthiness authorities: A streamlined assessment process [PDF]
, 2014 The Air and Space Interoperability Council (ASIC) has adopted the European Defence Agency (EDA) process for interregulatory military airworthiness authority recognition. However, there are gaps in the application of this process to nations outside of the
Clothier, R +3 more
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Preliminary airworthiness and operational evaluation of an ultralight aircraft as a geological reconnaissance vehicle [PDF]
, 1984 Terrence J. Donovan
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Analysis on How to Establish Design Assurance System for Airborne Equipment Suppliers
Hangkong gongcheng jinzhan, 2019 The establishment of design assurance system is the most direct embodiment of implementing the airworthiness requirements. Currently, the experience in civil aviation research and development is lacked in China, such as how to establish the design ...
Qin Huailei
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Quadruplex digital flight control system assessment [PDF]
Described are the development and validation of a double fail-operational digital flight control system architecture for critical pitch axis functions. Architectural tradeoffs are assessed, system simulator modifications are described, and demonstration ...
Downing, L. E. +2 more
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Ultra-heavy vertical lift system: The Heli-Stat [PDF]
, 1975 A hybrid VTOL airship which is combined with helicopters is evaluated. The static lift of the airship supports approximately the full empty weight of the entire assembly.
Piasecki, F. N.
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