In this paper is presented a new methodology based on Neural Network which, making use of the Bulge Testing able to reconstruct the three-dimensional dome of the bulge test and also to obtain the membrane stress and strain fields of the material under investigation.

The presented article deals with numerical simulations to design new exposure coil system employable in various biomedical experiments. The main criteria during the design of the exposure coil concerned the electromagnetic field homogeneity within the exposed volume to assure precise ...

Breast cancer is the most common type of cancer in women in developing and developed countries. Research is ongoing to continually improve cancer treatment success and elimination of side effects. Research has often used tissue phantoms that simulate those of the actual tiss...

The aim of our work is to present application of microwaves and compare dielectric properties of dental material without defects in defined frequency range and subsequently comparing properties in defective material as changes in material and classifying the occurrence of inhomogeneit...

The paper presents the problems related to reduction of the duration of technical problems optimization. The reduction is achieved with the use of the genetic algorithm to be run on multiprocessor computers. Exemplary computation tasks are depicted and the methods of parallelizat...

An overview of the software design, methods and data abstraction of the OptiLab framework is presented. The framework is aimed at the advanced analysis and optimization of mathematical models of physical fields and also coupled problems. The algorithms of the framework are i...

In this paper presents proposals for the REE reliability ensure methods supplement, which allows to optimize the manufacturing process, to calculate the impact of defects, to predicting parametrical reliability. This will improve overall reliability and reduce the cost of its maintena...

Figures of merit are used to estimate the information content and to optimize the sensor placement. They are the key to find an optimal sensor placement, which gives the most available information from a system under investigation with a minimal number of sensors. In&#x...

A modified genetic algorithm is proposed for optimization of the systems of mathematical models described by partial differential equations. This algorithm makes use of automatic prediction of problematic variants from technical and also numerical viewpoints. The algorithm is implemented i...

The article presents an analysis of two manners of compensating electrical energy transmission systems. Depending on the load resistance and power supply frequency, phase characteristics are shown. Methods of obtaining the highest efficiency of a system are described.

A thermoelastic friction clutch for transferring mechanical torque is proposed and modeled in this paper. The friction force between the driving and driven parts of the system is produced by mechanical stress of thermoelastic origin. The computations of the typical illustrative e...

Thermal processes in the high-temperature vacuum resistance furnace with carbon-carbon composite heaters taking into account influence of current leads are investigated by method of mathematical modeling. The configuration of current leads providing uniformity of a temperature field in the heated ...

Supplying conductors of high-powered electrical devices are highly stressed mechanically and thermally, in particular at short circuits. Mechanical stress on these conductors can significantly be reduced using wires shielded with steel jackets. On the other hand, the presence of shielding&...

Ways of increase of ore-heating electric furnaces, used for production of ferroalloys, efficiency are considered. The advanced system of automatic control of the ore-heating furnace providing improvement of technical and economic indicators of technological process and adaptability to quality&#...

The article investigates the changes in the electrical parameters of the induction crucible furnace with a ferromagnetic lumpy charge. Methods of research change the settings of the induction furnace with heating to the Curie point was chosen physical modeling as an analytical&#x...

This paper presents results of natural frequency analysis of the 3D numerical model of transformer. The goal is to map structural dynamics and vibrations of its selected parts with respect of the mechanical resonance. The model taking into account the real arrangement of...