Results 41 to 50 of about 5,605 (146)

Integrated Design of a Morphing Winglet for Active Load Control and Alleviation of Turboprop Regional Aircraft

open access: yesApplied Sciences, 2021
Aircraft winglets are well-established devices that improve aircraft fuel efficiency by enabling a higher lift over drag ratios and lower induced drag. Retrofitting winglets to existing aircraft also increases aircraft payload/range by the same order of ...
Ignazio Dimino   +5 more
doaj   +1 more source

Dipole pattern in aerosol-induced atmospheric warming trends over the Indian subcontinent in the last two decades

open access: yesEnvironmental Research Letters
Understanding the patterns of aerosol-induced perturbation in radiation budget and its drivers is crucial in climate science. Here, we examined spatio-temporal trends in aerosol-induced atmospheric warming and the top-of-the-atmosphere (TOA) and surface ...
Shreya Srivastava, Sagnik Dey
doaj   +1 more source

Aaernnova and ecodesign in Clean Sky 2 by Horizon 2020

open access: yes, 2017
Aaernnova and ecodesign in Clean Sky 2 by Horizon 2020. This project has received funding from the Clean Sky 2 Joint Undertaking (JU) under grant agreement CS2-LPA-GAM-2016-2017. The JU receives support from the European Union’s Horizon 2020 research and innovation programme and the Clean Sky 2 JU members other than the Union.
openaire   +2 more sources

Presentation of HARVIS Project in Clean Sky 2 Clustering Event on Cognitive Computing

open access: yes, 2019
Clean Sky 2 Clustering Event on Cognitive Computing, Brussels, 12th February ...
Rodríguez Vázquez, Antonio Leopoldo   +3 more
openaire   +2 more sources

Comparison of GEMS v3.0 tropospheric NO2 columns with ground-based DOAS instruments in Ulsan

open access: yesGIScience & Remote Sensing
This study presents a comprehensive validation of the Geostationary Environmental Monitoring Spectrometer (GEMS) v3.0 tropospheric NO2 vertical column density (TrVCD) product over Ulsan, South Korea.
Kangho Bae   +16 more
doaj   +1 more source

A Data-Driven Approach to Identify Flight Test Data Suitable to Design Angle of Attack Synthetic Sensor for Flight Control Systems

open access: yesAerospace, 2020
Digital avionic solutions enable advanced flight control systems to be available also on smaller aircraft. One of the safety-critical segments is the air data system.
Angelo Lerro   +3 more
doaj   +1 more source

A Generalised Intelligent Bearing Fault Diagnosis Model Based on a Two-Stage Approach

open access: yesMachines
This paper introduces a two-stage intelligent fault diagnosis model for rolling element bearings (REBs) aimed at overcoming the challenge of limited real-world vibration training data.
Amirmasoud Kiakojouri   +4 more
doaj   +1 more source

Aeroelastic Assessments and Functional Hazard Analysis of a Regional Aircraft Equipped with Morphing Winglets

open access: yesAerospace, 2019
The application of morphing wing devices can bring several benefits in terms of aircraft performance, as the current literature shows. Within the scope of Clean Sky 2 AirGreen 2 European project, the authors provided a safety-driven design of an adaptive
Maria Chiara Noviello   +4 more
doaj   +1 more source

DLR Engagement in European Clean Sky-2 projects: a snapshot status

open access: yes, 2019
The development of innovative, cutting-edge technology to reduce carbon dioxide and other gas emissions, as well as noise levels produced by aircraft, while securing Europe’s worldwide competitiveness, is DLR’s motivation to participate in the Clean Sky-2 research projects.
openaire   +2 more sources

Analysis of the Performance of mc-Si and CdTe Modules Under Soiling Conditions

open access: yesSiliconPV Conference Proceedings
In this work, we study the soiling impact on the performance of two PV technologies installed in the south of Spain. For this purpose, we include electrical measurements as well as spectral aspects such as dust transmittance, quantum efficiency and the ...
Pablo Ferrada   +3 more
doaj   +1 more source

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