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In this paper, the strength of the steel plate silo is calculated according to the relevant design specification. The finite element software SAP2000 is used to model and analysis the silo base on the finite element method. The results based on the two methods are compared and the good agreements can be obtained, indicating that the finite element model is correct.
In order to improve density uniformity of compacted artificial marble slab, the paper analyzes the working process of vibrating compactor, points that the traditional motion mode of vibrator may cause uneven distribution of materials and proposes a new mode of motion. Lastly, using the finite element software ANSYS, we have performed the stress analysis of the whole working process, and obtained the...
Aimed at problems that wrinkling and crack lie in the forming for the cylinder-shaped part, the program DYNAFORM is used to simulate the drawing process of the cylinder-shaped part to optimize forming process. Based on physical simulation, the effects of property parameters and blank holding force on deformability are studied in sheet metal drawing. The simulation result indicates that increase of...
In this paper, the topology optimization design of two-material micro compliant mechanism that allows for treating local stress constraint is investigated. A mathematical model is constructed in which the mechanical advantage of the mechanism is posed as objective function while displacement constraint, material constraint and stress constraint are considered simultaneously. The element free Galerkin...
Based on the elastic-plastic properties of moulded pulp material, the strain fields and stress fields of a large-scaled moulded pulp pallet under compressive load are analyzed by using of finite element software ABAQUS. Results indicate that the elastoplasticity must be considered for accurately forecasting the mechanical respond of large-scaled moulded pulp pallet. Furthermore, the maximal loading...
There are many reports about pre-deformation on microstructure and mechanical properties of the alloy, but none about the CoCr alloy. This research proposed solutions to the compression and expansion test of the stents, and established an accurate test method to assess the mechanical properties of products, analyzed the pre-deformation on it and summarized the stress-strain characteristics of the...
In a typical arc spray prototyping process, two metal wires was melt by electric arc at certain distance and sprayed to the mold surface with high speed compressed air from the jet. To prevent failures such as deformation and cracking, homogeneous temperature field distribution was required for every spray layer. This can be achieved by optimizing the processing parameters using numerical simulating...
Based on the large span space structure of Ordos's airport extension project, a construction technique of curve pushing accumulating sliding was put forward and the principle of which was elaborated. A whole set of construction techniques was proposed, which included the design of three-directional bearing slipway and skied beams, friction-reducing technique and anti-friction materials, analog loading...
Packer's rubber is the central part, of which working mechanics is a typical material and geometry non-linear contacting problem. Based on the work principle of high pressure seal and block device in FGQ 9-5/8 “X7”, working on with ANSYS, here in this article, it analyses the touch stress and pressure in the inner wall of the rubber part in the way of non-linearity finite element. According to the...
YG500/80 Circular Stacker Reclaimer is a large equipment of homogenizing granular material, which combine cantilever material piling machine with scraper conveyor. the equipment has the characteristics of large span and Cantilever operating distance and often work in bad conditions. This paper focuses on the mechanical property of the key parts of the Circular Stacker-Reclaimeris, using ANSYS to analyse...
Mechanics analysis model of laminated solid armature is established by finite element in this article. The orthogonal method is applied in simulation experiment of laminated armature. The contact pressure between armature and rail is studied based on parameters of armature's thickness, material, layers, and length of the tail. Using range analysis method, contained by orthogonal analysis, the order...
In order to solve the inverse identification problem of material dynamic constitutive parameters while cutting the thread, and obtain the parameters which can describe the material dynamic mechanical properties correctly. The MSARS algorithm was adopted in this paper, and by the use of this algorithm, a Johnson-Cook model parameters inverse identification research which used known thread material...
The aim of this paper is to investigate the damage detection based on the propagation of the guided wave in the bimetal composite pipes, which can identify damage locations in both axis-direction and circumference-direction. The feasibility of the method is showed by numerical illustration using FEM code ANSYS. Firstly, mode analysis is used to evaluate the guided wave mode and its structure, which...
When using shield driven method to construct tunnels, mechanical properties of injecting cement paste will change at curing age. And then ground settlement will also change because of changes of mechanical properties of injecting cement paste. Based on the first line of Ningbo rail transit, this paper will discuss the effect of ground settlement caused by changes of elastic modulus and Poisson's ratio...
The influence of fillets with varied angle on the stress distributed in weld-bonded aluminum alloy single lap joint was investigated using elasto-plastic finite element method (FEM). The results from the numerical calculation showed that the peak stress along the mid-bondline at the point near the free ends of the adherend is increased evidently as the fillet angle increased but there is no significant...
In this paper, flat pile and under-reamed pile are stage loaded for comparative study of integrated displacement and equivalent stress. The results show that the same finite element model, the same soil, the same conditions of pile, under-reamed pile of the expansion of the integrated displacement piles has little effect, while the equivalent stress and equivalent stress distribution of the size of...
The subroutine UEL embedded in commercial FEM software ABAQUS is utilized to develop a user element based on the material of pressure-dependent elasto-plastic cosserat continuum model. The user element adopt plane eight-node isoparametric unit which include three degree of freedom(two translation and one rotation) at each node, the Drucker-Prager material model with associate flow rule is used, the...
The paper provides the related formula on the tension-reducing technology. According to the relevant formula, the software of Visual Basic 6.0 is used to design the process. Then the programs and methods also are introduced. The results of software will be applied in practical so that the process parameters are obtained more efficiently and convenient. According to the technology of stretch-reducing...
This paper presents an analysis of titanium sponge crusher rotating blade based on finite element analysis software ANSYS. The stress and displacement distribution of titanium sponge crusher rotating blade under load were studied and the maximum stress value and the location of the maximum stress concentration were determined. The rotating blade was analyzed by altering the blade fillet radius. Subsequently,...
A new type of non-uniform beam element taking into account shear deformation has been proposed for the analysis of non-uniform members with large height-span ratios in engineering structures. The expressions of element stiffness matrix and equivalent node load matrix for the non-uniform beam element are firstly derived on the basis of force method. Furthermore, by adopting the numerical integration...
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