Results 11 to 20 of about 9,372,322 (243)

Digital assembly process design for aircraft systems [PDF]

open access: yes, 2012
The research described in this thesis concentrates on the development of an integrated assembly process design for aircraft systems. Assembly process design is one of the most important and complicated activities in aircraft manufacturing.
Li, Tao
core   +7 more sources

Lightweight design: mass in transit [PDF]

open access: yes, 2012
This paper is part of an effort to reduce a vehicle’s CO2 emissions through lightweight design. The originality of the approach consists in harnessing the optimal vehicle architecture with regard to CO2 emissions. Reducing a vehicle’s weight provides an opportunity to reassess performance features like shock, noise, vibrations and road holding, thereby
Krysinski, Tomasz   +2 more
openaire   +3 more sources

The Lightweight Design of a Dump Truck Frame based on Dynamic Responses [PDF]

open access: yes, 2012
This paper develops a new scheme for the lightweight design of heavy dump truck frames based on the characteristics of dynamic responses. The dynamic response is predicted using a finite element (FE) model which is verified by an experimental mode ...
Gu, Fengshou   +5 more
core   +3 more sources

Punching shear strength of steel fibre reinforced lightweight concrete slabs. [PDF]

open access: yes, 1981
One of the problems in slab-column connections is the punching shear failure at over loads. Such failures are sudden and catastrophic, and are undesirable since they do not allow an overall yield mechanism to ...
Theodorakopoulos, Dimitrios D.
core   +6 more sources

Sandwich Face Layer Debonding Detection and Size Estimation by Machine-Learning-Based Evaluation of Electromechanical Impedance Measurements

open access: yesSensors, 2023
The present research proposes a two-step physics- and machine-learning(ML)-based electromechanical impedance (EMI) measurement data evaluation approach for sandwich face layer debonding detection and size estimation in structural health monitoring (SHM ...
Christoph Kralovec   +3 more
doaj   +1 more source

Lightweight structures based on aluminium foam granules

open access: yes, 2022
S.10-15Fraunhofer IFAM and University of Bremen scientists combine aluminium foam granules with polymers and polymeric foams to yield lightweight materials.
Baumeister, Joachim   +2 more
core   +1 more source

Development of Aircraft Spoiler Demonstrators for Cost-Efficient Investigations of SHM Technologies under Quasi-Realistic Loading Conditions

open access: yesAerospace, 2021
An idealized 1:2 scale demonstrator and a numerical parameter optimization algorithm are proposed to closely reproduce the deformation shape and, thus, spatial strain directions of a real aerodynamically loaded civil aircraft spoiler using only four ...
Markus Winklberger   +2 more
doaj   +1 more source

PAOSS

open access: yesJournal of Facade Design and Engineering, 2021
This paper describes the development of an innovative, material- and energy-efficient façade concept: a pneumatically actuated Origami sun shading system - abbreviated “PAOSS” - which combines the aesthetic and material-immanent qualities of textile ...
Christina Eisenbarth   +4 more
doaj   +1 more source

New Glass Design Approaches Developed During an Experimental Student Workshop

open access: yesChallenging Glass Conference Proceedings, 2010
During two semesters the ILEK (Institute for Lightweight Structures and Conceptual Design) held an explorative student workshop focusing on new glass design possibilities.
Kerstin Puller   +4 more
doaj   +1 more source

Vibration-Based Thermal Health Monitoring for Face Layer Debonding Detection in Aerospace Sandwich Structures

open access: yesApplied Sciences, 2020
This paper investigates the potential of a novel vibration-based thermal health monitoring method for continuous and on-board damage detection in fiber reinforced polymer sandwich structures, as typically used in aerospace applications.
Thomas Bergmayr   +2 more
doaj   +1 more source

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