Research on the Detail Design of Aircraft Wings

2014 ◽  
Vol 472 ◽  
pp. 394-397
Author(s):  
Guo Chun Liu

Due to the lack of the wings detail design progress and the limitation of ordinary detail design ways for the complicated design of wings, while a new wing detail design process was proposed based on traditional wing structural design approach, including two parts: the sub-components design and the particular design. The process involves taking loads on initial proofing structure, structural design, FEM (Finite Element Methods) analysis, and buckling analysis, etc. In the particular design, the structural loads were calculated by the corresponding deformation based on the initial proofing design. The detail components are designed based on the new design process which meets to all the design requirements. It shows that the new design process is feasible and available.

Author(s):  
Yu Zhao ◽  
Dong He ◽  
Y. Lin ◽  
W. J. Zhang

This paper first provides a critical review of the literature regarding the contemporary apparel (product) design process, and then proposes a new apparel design process. Apparel is a general term for products which covers dress, skirt, etc. The new apparel design process applies a so-called systematic design approach well known to field of design. The systematic design approach classifies a design into four phases, namely, task classification, conceptual design, embodiment design, and detail design. The four phases are then tailored to apparel design. The new apparel design process is thus more rational and systematic. The paper uses a gown (a type of apparel) design as a case to illustrate the benefit of this new apparel design process, i.e., improved potentials to make apparel design more creative and efficient.


Author(s):  
M Tirovic ◽  
G Ali

Wheel-mounted disc brakes are exposed to severe non-symmetrical mechanical and thermal loads. The paper describes the design process for two high-performance, hub-mounted discs of different size and duty. The development has resulted in two very successful but fundamentally different hub designs and manufacturing methods. Initially, finite element analyses used in the design optimization were mainly concentrated on bulk thermal effects. Recently, in order further to improve the design process, analyses have included macro thermal effects, providing valuable results, particularly related to the prediction of disc permanent coning, one of the most critical design requirements.


Author(s):  
Franck Massa ◽  
Karine Mourier-Ruffin ◽  
Bertrand Lallemand ◽  
Thierry Tison

Finite element simulations are well established in industry and are an essential part of the design phase for mechanical structures. Although numerical models have become more and more complex and realistic, the results can still be relatively far from observed reality. Nowadays, use of deterministic analysis is limited due to the existence of several kinds of imperfections in the different steps of the structural design process. This paper presents a general non-probabilistic methodology that uses interval sets to propagate the imperfections. This methodology incorporates sensitivity analysis and reanalysis techniques. Numerical interval results for a test case were compared to experimental interval results to demonstrate the capabilities of the proposed methodology.


2021 ◽  
Vol 11 (1) ◽  
pp. 34-38
Author(s):  
Dániel Kiss ◽  
Attila Szilágyi

In this paper we present the design process of a vacuum gripper based on an existing design, which have to be modified. During the design process each step was analysed by finite element methods, to see that the change in the model was made into the right direction. During these steps an appropriate solution was selected to be used later. In the paper we present the base design and the results of its analysis. Later we discuss the modifications made on the model and the final result of simulations of the modified geometries.


Author(s):  
John A. Gershenson ◽  
Larry A. Stauffer

Abstract In this paper, we present a taxonomy of manufacturing issues used in the design process. The purpose of this taxonomy is to serve as a checklist of issues about manufacturing that can be considered during the product definition process. Such a taxonomy helps designers to incorporate manufacturing considerations in conceptual and detail design. In this paper, we also present the taxonomy’s development. A study was conducted to improve our initial taxonomy by soliciting reviews from experienced, practicing engineers. In this way, we hope to assure that the taxonomy is useful in an industrial design context.


2014 ◽  
Vol 496-500 ◽  
pp. 597-600
Author(s):  
Yong Wang

In this paper, a simulation driven design approach was employed for the design process of the structural components of the one-cylinder vertical Engine. Finite element analysis (FEA) of the one-cylinder vertical engine assembly has been completed for assembly and maximum pressure loads using FEA software.


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