搜索结果: 1-13 共查到“工学 numerical modelling”相关记录13条 . 查询时间(0.2 秒)
Fatigue-crack-initiation numerical modelling of a Ni-base powder metallurgy alloy
fatigue-crack-initiation numerical simulation slip system powder metallurgy Voronoi tessellation
2014/5/21
A simplified three-dimensional numerical model was presented to simulate the micro-crack nucleation and growth to some predefined dimension (approximately 0.38mm) on the throat surface of a Ni-base po...
Numerical modelling of the thermal and fluid flow phenomena of the fluidity test
Solidification Molten metal flow Fluidity test
2011/6/3
In the paper, two mathematical models of the solidification of a cylindrical shaped casting, which take into account the process of filling the mould cavity with molten metal during the vertical fluid...
Numerical modelling of tools steel hardening. A thermal phenomena and phase transformations
Heat treatment Phase transformation Numerical modelling
2011/4/2
This paper the model hardening of tool steel takes into considerations of thermal phenomena and phase transformations in the solid state are presented. In the modelling of thermal phenomena the heat e...
Numerical modelling of tools steel hardening. A thermal phenomena and phase transformations
Heat treatment Phase transformation Numerical modelling
2011/4/7
This paper the model hardening of tool steel takes into considerations of thermal phenomena and phase transformations in the solid state are presented. In the modelling of thermal phenomena the heat e...
Numerical modelling of the thermal and fluid flow phenomena of the fluidity test
Solidification Molten metal flow Fluidity test Mathematical modelling
2011/4/2
In the paper, two mathematical models of the solidification of a cylindrical shaped casting, which take into account the process of filling the mould cavity with molten metal during the vertical fluid...
Numerical Modelling of Geometrical Parameters of Textile Composites
textile composites textile mechanics numerical methods
2009/6/16
This paper describes a simple sinusoidal geometrical model of textile composites. On the
basis of this model, how to obtain certain geometrical parameters that fully characterize
the geometry of the...
Numerical modelling of solidification process using interval boundary element method
Application of information technology to the foundry industry Solidification process
2011/3/17
In this paper an application of the interval boundary element method for solving problems with interval thermal parameters and interval source function in a system casting-mould is presented. The task...
Application of the dual reciprocity boundary element method for numerical modelling of solidification process
Application of information technology to the foundry industry Solidification proces
2011/3/17
The dual reciprocity boundary element method is applied for numerical modelling of solidification process. This variant of the BEM is connected with the transformation of the domain integral to the bo...
Numerical modelling of the bimetallic reinforcement bar rolling process
Numerical techniques FEM Groove-rolling
2010/2/9
Purpose: New kind of reinforcement bars are bimetallic reinforcement bars which has a higher corrosion resistance and mechanical properties, than the standard bars. The bimetallic bars are more and mo...
Recent achievements in computer aided process planning and numerical modelling of sheet metal forming processes
Analysis and modelling Knowledge and simulation based systems
2010/2/10
Purpose: of this paper: During the recent 10-15 years, Computer Aided Process Planning and Die Design evolved as one of the most important engineering tools in sheet metal forming, particularly in the...
Numerical modelling of structure and mechanical properties for medical tools
Fined elements method Numerical optimization Medicals tools
2010/2/10
Purpose: In order to design forceps and bowl cutter property, it is necessary to optimise many parameters and consider the functions, which these medical tools should fulfil. Of course, some simplific...
Numerical modelling of thermal and fluid flow phenomena in the mould channel
Solidification Molten metal flow Mould filling Mathematical and numerical modeling
2011/3/11
In the paper, a mathematical and a numerical model of the solidification of a cylindrical slender shaped casting, which take into account the process of filling the mould cavity with molten metal, has...
Shape sensitivity analysis in numerical modelling of solidification
Solidification Numerical modelling Inverse problem Parameter identification
2011/3/11
The methods of sensitivity analysis constitute a very effective tool on the stage of numerical modelling of casting solidification. It is possible, among others, to rebuilt the basic numerical solutio...