Results 1 to 10 of about 6,275 (223)

Airworthiness Certification of Civil Aviation Materials

Cailiao gongcheng, 2017
Based on years of airworthiness regulations research, combined with the experience of airworthiness certification of civil aviation products, the airworthiness requirement to materials for civil aviation products was analyzed.
SHEN Xiao-ming, CHEN Ting, ZHANG Ying-chun   +2 more
doaj   +2 more sources

Research on Civil Aircraft ETOPS Significant Systems Airworthiness Certification

Hangkong gongcheng jinzhan, 2022
Extended Operations(ETOPS)is an operational requirement put forward by the International Civil Aviation Organization(ICAO)to ensure the safe flight of civil aviation aircraft,which is widely used in intercontinental routes,especially for cross ocean ...
WANG Wenjiang, LI Xin
doaj   +2 more sources

Impact Evaluation of DME Beacons on BeiDou B2a Signal Reception Performance [PDF]

Sensors
The operational integrity of the BeiDou-3 Navigation Satellite System (BDS-3) has been significantly challenged by electromagnetic interference, particularly from Distance Measuring Equipment (DME) ground beacons to the newly implemented B2a signal ...
Yicheng Li, Jinli Cui, Zhenyang Ma, Zhaobin Duan   +3 more
doaj   +2 more sources

Effect of SLD ice on the aerodynamic characteristics of supercritical airfoils [PDF]

Science Progress
This paper characterizes the shape of supercooled large droplet (SLD) ice as a combination of horn ice and plume ice, leveraging its typical features. A numerical simulation approach is employed to investigate how SLD ice with varying heights and ranges ...
Yuwen Jie, Zhirong Han, Xiong Huang, Yingchun Chen, Feng Zhou, Liyan Hu   +5 more
doaj   +2 more sources

Single-Pulse Shock Tube Experimental and Kinetic Modeling Study on Pyrolysis of a Direct Coal Liquefaction-Derived Jet Fuel and Its Blends with the Traditional RP‑3 Jet Fuel [PDF]

ACS Omega, 2021
Bi-Yao Wang, Ping Zeng, Ruining He, Fei Li, Zhi-Yuan Yang, Zu-Xi Xia, Jinhu Liang, Quan-De Wang   +7 more
doaj   +2 more sources

Single-Pulse Shock Tube Pyrolysis Study of RP‑3 Jet Fuel and Kinetic Modeling [PDF]

ACS Omega, 2021
Ping Zeng, Bi-Yao Wang, Ruining He, Jinhu Liang, Zhi-Yuan Yang, Zu-Xi Xia, Quan-De Wang   +6 more
doaj   +2 more sources

Research on helicopter CAT-A performance take-off decision point on clear runway

Hangkong gongcheng jinzhan, 2023
CAT-A performance is a typical feature of transport helicopter, meanwhile CAT-A performance flight test is the best way to verify its conformity. Based on the relative CAT-A performance airworthiness documents issued by CAAC, the background of CAT-A take-
YANG Hua, SUN Guang, GAO Guochi
doaj   +1 more source

Effect of Molecular Descriptors on the Development of Machine Learning Models for the Prediction of Yield Sooting Index [PDF]

ACS Omega
Quan-De Wang, Lan Du, Qian Yao, Jinhu Liang, Bi-Yao Wang, Ping Zeng, Zu-Xi Xia   +6 more
doaj   +2 more sources

Research on flight safety of left boundary of general aviation aircraft based on airworthiness

Hangkong gongcheng jinzhan, 2023
Stall/spin is the most serious safety problem faced by general aviation aircraft in left boundary of flight envelope. The statistics of stall/spin accidents show that, the catastrophic consequences of stall/spin cannot be avoided although the aircraft ...
DUAN Yiqian, FU Ting
doaj   +1 more source

Interpretation of Airworthiness Certification Regulations and Research on Means of Compliance for Aircraft Lithium-ion Battery

Hangkong gongcheng jinzhan, 2020
With the best comprehensive performance, Li-ion batteries are widely applied to civil aviation. As the research of its technical characteristics and security risks are defective, and the applicable airworthiness regulations are short of safety standards,
MA Yingkun, QIU Tao
doaj   +1 more source