Results 31 to 40 of about 899,057 (211)

Mechanical and High-temperature Dielectric Properties of SiC_f/SiC Composites with SiO₂ Filler

Journal of Aeronautical Materials, 2018
The mechanical and high-temperature dielectric properties of SiCf/SiC composites with nano-SiO2 filler were investigated in the present work for the development of high-temperature structural microwave absorbing materials.
MU Yang, DENG Jiaxin, LI Hao, ZHOU Wancheng   +3 more
doaj   +1 more source

Load Prediction of Digital Twin Logical Range in Space-Air-Ground Computing Power Networks Based on SSA-VMD [PDF]

Jisuanji gongcheng
In multitier space-air-ground computing power networks, the complexity and non-stationary characteristics of load data in a digital twin logical testbed hinder load data prediction accuracy.
CHEN Hao, DANG Zheng, HEI Xinhong, ZHAO Tong, ZHANG Jie
doaj   +1 more source

A Comparative Study of Fatigue Energy Dissipation of Additive Manufactured and Cast AlSi10Mg Alloy

Metals, 2021
In this paper, the fatigue energy dissipation of Gravity Casting (GC) and Laser-based Powder Bed Fusion (LPBF) AlSi10Mg alloys under cyclic loading are investigated.
Chunxia Yang, Ke Zhu, Yayan Liu, Yusheng Cai, Wencheng Liu, Keming Zhang, Jia Huang   +6 more
doaj   +1 more source

Analysis and development prospect of key technologies for hydrogen power flight test

Hangkong gongcheng jinzhan
Hydrogen power is one of the important forms to promote the realization of the "double carbon" goal in aviation field. The manufacturing，testing and qualification of hydrogen power will provide important support for the realization of the "double carbon"
GAO Yang, ZHANG Zhiqiang, WANG Zhaoruijia, WANG Kai   +3 more
doaj   +1 more source

The Feasibility Study for CAT Ⅱ ILS Flight Test with Type Ⅰ ILS

Hangkong gongcheng jinzhan, 2019
Airports with Type Ⅱ ILS is the precondition of CAT Ⅱ ILS flight test. Since domestic airports with Category Ⅱ operation condition are all large hub airports, many restrictions will greatly affect the efficiency of flight test.
Zhang Yuanyuan, Bai Weiguo
doaj   +1 more source

Recent Progress of AI-Based Intelligent Air-Confrontation Technology Test and Verification Framework

Aerospace
Artificial intelligence technology is profoundly reshaping the aviation field, driving the accelerated evolution of air confrontation patterns toward intelligence and autonomy.
Feng Wang, Biao Chen, Yan Wang, Zhekai Pang, Zhu Shao, Yanhui Liu, Heyuan Huang   +6 more
doaj   +1 more source

Quantitative Assessment of Human Factors in Civil Aircraft Flight Test Risks Based on Fuzzy Bayesian Network and Improved HFACS Model

International Journal of Aerospace Engineering
Human factors play an important role in civil aviation safety, which is also vital in flight tests. To significantly reduce the possibility of accidents induced by human errors during the flight test, systematic assessment of human factor risks ...
Liang Wang, Yongbo Feng, Lu Ye, Yihao Mou, Yongzheng Wang   +4 more
doaj   +1 more source

Flight-test nacelles [PDF]

Design modifications for acoustically absorbing flight test nacelles of DC-8 turbofan ...
Coxon, J. S., Henry, C. A.
core   +1 more source

Research on aero-engine performance modeling based on general simulation framework

Hangkong gongcheng jinzhan
At present，the in-depth application of aero-engine performance model in the field of test flight has become a hot spot under the background of digital test flight，which is of great value and significance to the planning and organization of test sites in ...
GAO Yang, WANG Xin, LIU Zhengang
doaj   +1 more source

Propfan Test Assessment (PTA): Flight test report [PDF]

The Propfan Test Assessment (PTA) aircraft was flown to obtain glade stress and noise data for a 2.74m (9 ft.) diameter single rotation propfan. Tests were performed at Mach numbers to 0.85 and altitudes to 12,192m (40,000 ft.).
Bartel, H. W., Brown, P. C., Little, B. H., Reddy, N. N., Swift, G., Withers, C. C.   +5 more
core   +1 more source