Results 51 to 60 of about 3,271,882 (336)

Overview of the current research status of new energy aviation engines

Hangkong gongcheng jinzhan
In recent years, China′s economy has continued to grow, and the demand for clean energy has become increasingly urgent. The aviation industry has also been actively exploring clean and low emission energy technologies. The use of new fuels and new energy
LIU Xiang, ZHU Hongjie, ZHANG Ailing, WEI Hongsen, LIU Wenqi, WAN Hengcheng   +5 more
doaj   +1 more source

Safety Management System in Croatia Control Ltd.

Promet (Zagreb), 2009
International Civil Aviation Organization and other international aviation organizations regulate the safety in civil aviation. In the recent years the International Civil Aviation Organization has introduced the concept of the safety management system ...
Stanislav Pavlin, Vedran Sorić, Dragan Bilać, Igor Dimnik, Daniel Galić   +4 more
doaj   +1 more source

Preparation of Covalent-Ionically Cross-Linked UiO-66-NH2/Sulfonated Aromatic Composite Proton Exchange Membranes With Excellent Performance

Frontiers in Chemistry, 2020
Metal-organic frameworks (MOFs), as newly emerging filler materials for polyelectrolytes, show many compelling intrinsic features, such as variable structural designability and modifiability of proton conductivity.
Penglun Zheng, Quanyi Liu, Donghui Wang, Zekun Li, Yawei Meng, Yun Zheng   +5 more
doaj   +1 more source

Explaining Aviation Safety Incidents Using Deep Temporal Multiple Instance Learning

, 2018
Although aviation accidents are rare, safety incidents occur more frequently and require a careful analysis to detect and mitigate risks in a timely manner.
Avila Garcez A. S., Bas C., Guan Xinze, Iverson David L., Ramon Jan, Zhang Dan   +5 more
core   +1 more source

Hazard Analysis for Massive Civil Aviation Safety Oversight Reports Using Text Classification and Topic Modeling

Aerospace
There are massive amounts of civil aviation safety oversight reports collected each year in the civil aviation of China. The narrative texts of these reports are typically short texts, recording the abnormal events detected during the safety oversight ...
Yaxi Xu, Zurui Gan, Rengang Guo, Xin Wang, Ke Shi, Pengfei Ma   +5 more
semanticscholar   +1 more source

Practical Lithium–Sulfur Batteries: An Integrated Design Roadmap from High‐Loading Cathodes to High‐Energy Pouch Cells

Advanced Science, EarlyView.
This review presents an integrated design roadmap for practical lithium–sulfur batteries, moving beyond isolated material breakthroughs to the synergistic combination of three interdependent frontiers: Scale‐Up, Electrolyte‐Cathode Synergy, and AI/ML Data‐Driven Design.
Shihzad Shakil, Fan Wang, Lejun Fu, Yuye Huang, Hanhui Lei, Jiarui Huang, Terence Xiaoteng Liu   +6 more
wiley   +1 more source

Review of research on icing in aircraft engine fuel systems

Hangkong gongcheng jinzhan
Icing of aircraft engine fuel system is a key problem in air transportation, which is related to the safety and reliability of flight. The relevant standards, regulations and research progress of icing in aircraft engine fuel system are mainly introduced
WAN Hengcheng, ZHANG Ailing, ZHU Hongjie, ZHAO Liang, RU Jiaxing, LIU Xiang   +5 more
doaj   +1 more source

Aviation Safety for Urban Air Mobility: Pilot Licensing and Fatigue Management

Journal of Intelligent and Robotic Systems
Urban Air Mobility (UAM) is an emerging air traffic system designed for passengers and cargo in and around urban environments. Both the Federal Aviation Administration of the United States and the European Union Aviation Safety Agency endorse a phased ...
Yuran Shi
semanticscholar   +1 more source

Sustainable Carbon Fibers Enable Stable Long‐Term Lithium Metal Deposition for Prospective Zero‐Excess Lithium Metal Batteries

Advanced Energy Materials, EarlyView.
This work presents lightweight, lignin‐derived carbon fiber current collectors that enable controlled lithium deposition. Structural defects and intermediate‐sized pores stabilize pre‐nucleation quasi‐metallic lithium clusters, promoting uniform lithium plating and stripping.
Samantha L. S. Southern, Jonathon Cottom, Jana B. Fritzke, Emma N. Antonio, Zhenyu Guo, Bhavini Patel, Romain Tort, Ifan E. L. Stephens, Camilla Di Mino, Clare P. Grey, Rhodri Jervis, Emilia Olsson, Heather Au, Maria‐Magdalena Titirici   +13 more
wiley   +1 more source

Study on the Effect of Air Velocity and Duct Area on the Heat Dissipation of Lithium-Ion Batteries

Batteries
With the growing adoption of lithium-ion batteries, the risk of battery thermal runaway is increasing, so effective temperature regulation for battery systems is essential. The air cooling system for battery thermal management offers advantages such as a
Zhiheng Pan, Maoyong Zhi, Lei Yuan, Qinrou Xu, Qiang Sun, Xiantao Chen   +5 more
doaj   +1 more source