The parabolic equation (PE) method, based on the split-step Fourier transform (SSFT) algorithm, has been used to model low-frequency (LF) electromagnetic (EM) wave propagation owing to its efficiency. However, the PE method is derived under the paraxial approximation so that its accuracy is guaranteed...

In this paper, the influence of TSV geometry parameters on transmission performance is analyzed and some TSV design references are given according to the simulation results. In addition, including coplanar waveguide (CPW) and microstrip line (MSL), two main signal line structures of RDL layer are studied...

The definition of department responsibility conflict evaluation is first given in the paper. Following the analysis of the evaluation process, which is generalized to assess extent of the responsibility conflict among different power departments, the department responsibility matrix is established and...

Based on the analysis of SAR imaging geometry and characteristics of satellite orbit parameters, This article mainly introduces RD location model, radar equation, backscattering model, principle of simulating SAR image and so on. The Range Doppler (RD) geo-location model is used to calculate the position...

In this paper, test on three-dimensional anti-collision and processing simulation is carried out .The test is based on modeling and virtual assembling of MSZ4224 machining center. Virtual manufacturing technology is used to finish the structure design and processing simulation of MSZ4224 machining center...

This paper constructs the cross-provinces panel data model to analyze the effects of financial development on industrial agglomeration from the financial scale, financial structure and financial efficiency respectively. The results show that the effects of financial development on industrial agglomeration...

This paper mainly introduces how to deal with the point cloud data of ceramic sculpture obtained from 3D scanning, getting the data that can be read and easy to print for three-dimensional printer. The paper combines the characteristics of production process of complex ceramic sculpture mold, using Geomagic...

The ore transportation system of strip mines is a representative discrete-event sys-tem, so the data concerning facilities and resource are collected and extracted to obtain their statistical probability by Expertfit; Based on Flexsim, Then 3D model is developed, incarnating the relationship among transport,...

Song and Chissom established fuzzy time series forecasting model in 1993. Stevenson and Porter improved the forecasting model of Jilani, Burney, and Ardil in 2009, and researched the forecasting problem of enrollments of the University of Alabama 1971–1992. Although they obtained the best prediction...

Song and Chissom first proposed the fuzzy time series forecasting model in 1993. In this paper, we improved the forecasting model proposed by Stevenson and Porter, and dug out the SIFBODR (The Set of Improved Fuzzy Time Series Forecasting Models Based on the Ordered Difference Rate). In the research...

The article describes a criteria-based approach to calculate the total risk obtained by the use of forecasts in prognostic models in order to solve tasks in production-and-economic systems; this chapter also outlines the difficulty of recording risks received by the use of prognostic functions and values...

Fuzzy time series forecasting models are created by Song and Chissom in 1993. In 2012, Saxena, Sharma& Easo put forward the forecasting model which more improve the forecasting accuracy. According to this, this paper improve the set SFmBDR of fuzzy time series forecasting model based on differential...

Song & Chissom introduced the concept of fuzzy time series in 1993[1], and many fuzzy time series methods have been proposed, however, the prediction accuracy is not high, among which, Jilani, Burney and Ardil (2007) proposed prediction model has achieved a high accuracy. This paper improves their predicted...

This article aims at improving the practice feasibility of game theory for the couches and athletes in a football penalty game. Firstly, some mission success rates are introduced to the penalty game to depict the technical uncertainty. Secondly, direction strategies are digitalized in order to be randomized...

Ultrasound is a new method in the measurement of a crystallization process. The cooling crystallization of Aspirin in ethanol is investigated vias experiments and population balance model. The particle size distribution of the crystallization is monitored online by ultrasonic attenuation spectroscopy....

For improving smooth transition of the elbow and keeping geometric modeling characteristics of the elbow, the equation of blending surfaces was established by the means of implicit geometric modeling. Adjustable function of controlling parameter increases freedom of blending surfaces modeling. Sudden...

The tensile experiments were carried out under the condition of different pulse current on pure tantalum. A synthetic plasticity constitutive form H-V model describing the flow stress as a function of strain under the influence of pulse current was developed to fit the measured data -flow stress and...

Uneven settlement will cause the buried pipeline deformed, even crack. A 3-D finite element model for buried pipeline was established by ADINA to investigate the deformation of pipe under uneven settlement. Furthermore, the effects of some key factors on mechanical response of buried pipeline were analyzed....

The Mw 7.9 earthquake occurred in Wenchuan, Sichuan, China, on 12 May 2008, and it caused huge casualties, economic loss, and serious damage to engineering structures and infrastructures in the area near the fault rupture. In particular, the Wudu township far away from the fault rupture (>100km), which...

In this article, finite element software ANSYS was used to simulate the temperature field of short-circuit fault on copper conducting wire. A third-dimensional thermoelectric coupling model was established after analyzing the principle of short-circuit fault. The problem of latent heat was solved by...

Due to unconventional reservoir have natural weak discontinuities such as natural fractures and bedding planes, the hydraulic fracture has complicated fracture network morphology. Therefore, the traditional fracturing design method and the numerical simulation method of fracture propagation were restricted...

This paper proposed a numerical model to simulate the hydraulic fracture propagation based on the extended finite element method(XFEM), in which a fracture representation is explicit and independent of the mesh grid. The fully coupled formulation described various physical phenomena, including the solid...