Results 51 to 60 of about 6,631,530 (188)

Experimental Study on Heating Pad of Helicopter Rotor Deicing System

Hangkong gongcheng jinzhan, 2019
The icing of helicopter rotor blades will lead to the destruction of its aerodynamic shape and seriously affect the flight quality. In order to improve the flexibility and fatigue resistance of helicopter rotor anti-icing system, the metal mesh braided ...
Chen Guangchang, Ji Shuangying, Zhao Wenming, Yi Xiaosu   +3 more
doaj   +1 more source

Determination of Ultralight Helicopter Test Loads

Repüléstudományi Közlemények, 2023
In recent times, more and more development activities have been taking place in our country, mainly on own resources. Some promising designs, such as the HC02.2 helicopter, are slowly reaching the milestone of type certification. This article deals with the design considerations for the related strength tests through a particular example.
openaire   +2 more sources

High fidelity medical simulation in the difficult environment of a helicopter: feasibility, self-efficacy and cost

BMC Medical Education, 2006
Background This study assessed the feasibility, self-efficacy and cost of providing a high fidelity medical simulation experience in the difficult environment of an air ambulance helicopter.
Holland Carolyn, Williams Annette, Hinckley William R, Lindsell Christopher J, Wright Stewart W, Lewis Christopher H, Heimburger Gail   +6 more
doaj   +1 more source

直升机传动系统健康管理技术

Jixie chuandong, 2011
Health management techniques using in a helicopter transmission system（THM） are presented,the technology using in the system including outline of the system,frame of the system and the procedures of the damage prediction are introduced.The improvement ...
蔡显新, 郭小军, 龙海跃
doaj  

Vibration Qualification Campaign on Main Landing Gear System for High-Speed Compound Helicopter

Aerospace
Vibrations in helicopters have strong implications for their performance and safety, leading to the increased fatigue of components and reduced operational efficiency.
Antonio Chiariello, Carmine Carandente Tartaglia, Maurizio Arena, Vincenzo Quaranta, Giovanni Bruno, Marika Belardo, Martina Castaldo   +6 more
doaj   +1 more source

NUMERICAL ANALYSIS OF HUB AND FUSELAGE INTERFERENCE TO REDUCE HELICOPTER DRAG [PDF]

, 2012
A numerical investigation was carried out to predict the mutual interference between helicopter components. The investigation was based on the solution of RANS equations in three dimensions using unstructured grids.
Khier, Walid
core  

Method of integrated design of truss composite tail beam of the fuselage of a multipurpose light helicopter

Авіаційно-космічна техніка та технологія
The object of the study is a truss composite tail beam of the fuselage a multipurpose light helicopter. The subject of this study is the integration of CAD/CAM/CAE/PLM methods in the design of a truss composite tail beam of the fuselage multipurpose ...
Bohdan Ovcharov
doaj   +1 more source

Special situation disposal and fault analysis of single engine parking for a certain type of helicopter

Hangkong gongcheng jinzhan
During the flight test of a certain type of helicopter, there was an abnormal parking fault of the left engine in the air. The pilot landed safely according to the special situation handling method, ensuring the safety of the aircraft.
LIU Haoyang, SHI Lijun, XU Yunshan, WANG Zhirui, CAI Yingnan   +4 more
doaj   +1 more source

Test

Tes
Test
core   +1 more source

Changes in the helicopter medical service system of L'Aquila (Italy), after the fatal helicopter crash on Monte Cefalone (January 24, 2017). A retrospective study

Heliyon
Introduction: The use of helicopter emergency medical services is useful for rescuing or transporting highly time-dependent disease patients, from urban remote areas or harsh environments in the hospital, providing advanced pre-hospital life support in ...
Barbara Pizzi, Vincenza Cofini, Stefano Necozione, Andrea Fiora’, Martina Mancinelli, Gino Bianchi, Emiliano Petrucci, Franco Marinangeli   +7 more
doaj   +1 more source