Results 61 to 68 of about 527 (68)

Effects of Different Materials and Structures on Mechanical Properties of Hail Used in Aviation Testing

Aerospace
Hail absorption test of aeroengine is one of the important components of airworthiness certification. The accurate test data are closely related to the density and mechanical properties of the artificial hail used in airworthiness tests.
Yewei Liu, Lifen Zhang, Xin Ge, Zhenxia Liu   +3 more
doaj   +1 more source

Methodological aspects of software processes management of the airworthiness of aircraft

Научный вестник МГТУ ГА, 2016
The article considers methodological aspects of software processes management of the airworthiness of the aircraft, solving problems of the formation and correction of flexible programs of the airworthiness of the aircrafts taking into ac-count the ...
A. A. Itskovich, I. A. Faynburg, A. R. Aleksanyan   +2 more
doaj  

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

Improved thermal stability and flame retardancy of soybean oil-based polyol rigid polyurethane foams modified with magnesium borate hydroxide and ammonium polyphosphate

Scientific Reports
The concept of sustainable development has led to a growing research interest in bio-based flame-retardant polyurethane foams. These foams offer environmentally friendly, sustainable, and flame-retardant raw materials for the construction, automotive ...
Xu Zhang, Qihong Guan, Yueqi Wen, Zhi Wang, Hua Xie   +4 more
doaj   +1 more source

Numerical analysis of ice accretion on an airfoil: A case study

Revista Facultad de Ingeniería Universidad de Antioquia
The accumulation of ice on aircraft surfaces is known to endanger flight safety, which has driven the study and development of various methods to prevent this issue. A frequent problem aircrafts suffer is the ice accumulation on wings when flying across
Lucas Farabello, Ana Scarabino, Federico Bacchi   +2 more
doaj   +1 more source

Thermal runaway safety analysis of eVTOL based on evidence theory and interval analysis

Xibei Gongye Daxue Xuebao
In order to ensure the safety of eVTOL, safety analysis of thermal runaway problem of lithium battery is needed. Due to insufficient failure data, a safety assessment method based on evidence theory and interval analysis is proposed.
WANG Peng, WANG Xiaocong, XIAO Nü'e, LI Boyang   +3 more
doaj   +1 more source

Green flame-retardant rigid polyurethane foam with cobalt hydroxystannate to improve the thermal stability, flame retardancy and smoke suppression properties

Scientific Reports
The ecological benefits and concerns surrounding fossil fuels had led to increased interest in bio-based rigid polyurethane foam (RPUF). Nonetheless, due to its flammability, it had limited application in various fields.
Xu Zhang, Zhaoqian Wang, Simiao Sun, Zhi Wang, Hua Xie   +4 more
doaj   +1 more source

CLOUD APPLICATION FOR ACCOUNTING OF LIFE CYCLE OF AIRCRAFT COMPONENTS

Научный вестник МГТУ ГА, 2017
The paper presents a web application that facilitates accounting of life cycle of aircraft components and enables aircraft operators to transparently send data to information systems of civil aviation organizations.
I. G. Kirpichev, A. K. Blagorazumov, G. E. Glukhov   +2 more
doaj