Results 91 to 100 of about 14,838 (211)

Advanced emergency openings for commercial aircraft [PDF]

Explosively actuated openings in composite panels are proposed to enhance passenger survivability within commercial aircraft by providing improvements in emergency openings, fuselage venting, and fuel dump.
Bement, L. J., Schimmel, M. L.
core   +1 more source

Advanced composite airframe program: Today's technology [PDF]

The Advanced Composite Airframe Program (ACAP) was undertaken to demonstrate the advantages of the application of advanced composite materials and structural design concepts to the airframe structure on helicopters designed to stringent military ...
Good, Danny E., Mazza, L. Thomas
core   +1 more source

STUDY ON DYNAMIC BENDING CHARACTERISTICS OF WOVEN CARBON FIBER COMPOSITE MATERIAL REINFORCED ALUMINUM ALLOY CAP THIN⁃WALLED BEAMS

Jixie qiangdu
The metal/composite hybrid thin⁃walled structure can meet requirements of both crashworthiness and light⁃weight of auto body.Intended to compare the dynamic bending characteristic of Al/CFRP(Aluminum/Carbon Fibre Reinforced Plastic)hybrid beams with ...
CHEN Guang, YANG YuJie, HAN Duo, LIU Ye, JING GuoXi   +4 more
doaj  

CRASHWORTHINESS OF SQUARE TUBE WITH REDUCED THICKNESS AT IMPACTED END AND DENT UNDER AXIAL IMPACT

Jixie qiangdu, 2017
Crashworthiness of square tube with reduced thickness at impacted end and dent under axial impact is analyzed by dynamic explicit FEM. Peak impact force can be reduced by reducing thickness of impacted end,but at same time irregular folding comes out. By
WANG Zhen, JI ZhenHua, FENG XianZhang, JIANG ZhiQiang   +3 more
doaj  

The Relative Age Related Crashworthiness of the Registered South Australian Passenger Vehicle Fleet

Journal of Road Safety, 2010
In this paper, the crashworthiness of passenger vehicles in South Australia is characterised. For this purpose, crashworthiness is defined as the rate of serious and fatal crashes per crash of any severity. The relationship between this rate and the ages
R Anderson, S Doecke
doaj  

Quasi-Static and Dynamic Collapse Behavior of Circular Foam-Filled Tubes Inspired by Bamboos

Chinese Journal of Mechanical Engineering
The axial collapse mechanical behavior and energy absorption characteristics of circular foam-filled tubes mimicking the bamboo characteristics under quasi-static and low-velocity impact loads were investigated via experiments and numerical simulations ...
Kai Liu, Zhenhao Yu, Kaiyun Wang, Lin Jing   +3 more
doaj   +1 more source

On the Design of Bionic Hierarchical H-Type Whip Restraints for Nuclear Power Plants

Applied Sciences
Whip restraints based on thin-walled structures are widely used for protection against high-energy pipe breaks in nuclear power plants due to their excellent impact resistance. Recently, biomimetic and hierarchical structures have emerged as focal points
Zheng He, Yuhang Yang, Libang Hu, Shuitao Gu   +3 more
doaj   +1 more source

Energy absorption of composite materials [PDF]

Results of a study on the energy absorption characteristics of selected composite material systems are presented and the results compared with aluminum.
Farley, G. L.
core   +1 more source

Structure Modular Design and Finite Element Analysis for ZZL1 Vehicles

机车电传动, 2013
It was discussed that the aluminum alloy car body’s modular structure, main features and main technology parameters of car body for Zhengzhou metro line 1 project vehicles.
YUE Yi-xin, LIU Yong-qiang, LIU Ya-ni, SU Ke   +3 more
doaj  

Crashworthiness study of a civil aircraft fuselage section

Latin American Journal of Solids and Structures
This paper studies the crashworthiness characteristics of a fuselage section and its improvement. A full-scale three-dimensional finite element model of the fuselage section is developed using a nonlinear finite element code, PAM-CRASH. The simulation is
P. Xue, L. Ding, F. Qiao, X. Yu
doaj   +1 more source