Results 121 to 130 of about 418,460 (316)

Study on application-oriented evaluation method for stealth materials

Hangkong gongcheng jinzhan
The performance verification and evaluation of stealth materials are a crucial part in the research & development（R&D）and application cycle of high-performance stealth materials.
CUI Yiwen, LI Peishan, MA Lianfeng, ZHOU Hai   +3 more
doaj   +1 more source

A formal structure for advanced automatic flight-control systems [PDF]

Techniques were developed for the unified design of multimode, variable authority automatic flight-control systems for powered-lift STOL and VTOL aircraft.
Cicolani, L. S., Meyer, G.
core   +1 more source

Circular Economy Pathways for Airport Climate Change Mitigation

Business Strategy and the Environment, EarlyView.
ABSTRACT Airport operators face growing climate‐change pressures; the circular economy offers pathways to reduce impacts and recover resources. We examine how airport operators apply the circular economy in practice. We use an exploratory qualitative multicase design based on practitioner‐generated documents (e.g., press releases and sustainability ...
Michele Oppioli, Davide Calandra, Federico Lanzalonga, Paolo Biancone   +3 more
wiley   +1 more source

Water-absorbing bags for high-altitude aerial firefighting: Mathematical modeling and drop pattern analysis

Results in Engineering
Firefighting aircraft are highly effective against forest fires, but hazardous low-altitude operations often lead to accidents. Increasing the flight altitude is an effective way to enhance flight safety; however, a higher dropping altitude can result in
Haoran Sun, Chengyun Wu, Dachuan Zhang, Yang Wu, Renyu Hu, Yanmeng Wang, Yaru Tian, Chuyun Luo, Haitao Hu   +8 more
doaj   +1 more source

Technical and Economic Evaluation of Advanced Air Cargo Systems [PDF]

The current air cargo environment and the relevance of advanced technology aircraft in enhancing the efficiency of the 1990 air cargo system are discussed.
Whitehead, A. H., Jr.
core   +1 more source

Facilitating meta-design techniques for multi-disciplinary conceptual design [PDF]

, 2008
The research reported in this paper was supported by the EU FP6 funded project, SimSAC (Simulating Aircraft Stability and Control Characteristics for Use in Conceptual Design)
Isikveren, Askin, Maheri, Alireza
core  

A Taxonomy of Predictive Maintenance as a Basis for Supra‐Regional Sustainability Monitoring—Literature Review

Business Strategy and the Environment, EarlyView.
ABSTRACT The concept of predictive maintenance in advanced manufacturing systems is crucial from the point of view of resource efficiency in the era of high competitiveness forced by energy transformation in the digital economy. Against the backdrop of sustainability and the opportunities a data cooperative offers, the combination of predictive ...
Christian Schachtner, Nadine Baumann, Marek Jabłoński, Adam Jabłoński, Mariusz Bednarek, Sławomir Luściński, Piotr Bilski   +6 more
wiley   +1 more source

Study on aerodynamic characteristics of tilting wing unmanned aerial vehicle in transition state

Hangkong gongcheng jinzhan
In response to the problem of the continuous tilting transition process of the configuration of unmanned aerial vehicle with complex and unsteady aerodynamic characteristics, the real blade is replaced with a virtual propeller disk model, the rotor flow ...
MA Kai, LIN Changliang, PAN Minglong, WANG Xiong, LU Yang   +4 more
doaj   +1 more source

Corporate Decarbonization via Technology and Management

Business Strategy and the Environment, EarlyView.
ABSTRACT This study provides a comprehensive overview of key findings on decarbonization, advanced technologies, and management strategies, highlighting emerging themes shaping the field. Advanced technologies enhance carbon reduction through efficiency, real‐time monitoring, and optimizing resource optimization.
Heidy Montero‐Teran, Rudolf R. Sinkovics, Olli Kuivalainen   +2 more
wiley   +1 more source

Preparation of quick-drying superhydrophobic coating based on hydrophobic SiO₂ particles and study of anti-icing performance

Hangkong gongcheng jinzhan
Superhydrophobic coatings are of excellent application prospects in the field of aircraft anti-icing due to their unique properties. The aim of this paper is to develop a superhydrophobic coating with good corrosion resistance and anti-deicing properties.
LIU Yang, LIN Changliang, GONG Shaobo, LIU Mingliang, LU Yang   +4 more
doaj   +1 more source