Results 71 to 80 of about 304,516 (193)

Numerical Simulation of Pulsed Electromagnetic Stamping Processes [PDF]

open access: yes, 2004
In earlier published papers simulation of electromagnetic forming (EMF) was often conducted assuming that pulsed electromagnetic load can be replaced by the pulse of mechanical force calculating its parameters similar to R-L-C electric circuit.
Bessonov, N., Golovashchenko, S.
core  

Electromagnetic wave multipath channel model based on image method in mine tunnel

open access: yesGong-kuang zidonghua, 2017
In view of complicated electromagnetic wave propagation environment in mine tunnel, a multipath channel model of electromagnetic wave propagation in mine tunnel was established by use of image method.
YAO Shanhua
doaj   +1 more source

Modern methods for transient electromagnetic fields simulation

open access: yesIzvestiya VUZ. Applied Nonlinear Dynamics, 1999
Modern methods and algorithms for numerical simulation of transient electromagnetic fields are described. Main attention is paid ю the Finite Difference Time Domain method. Basic equations of the method, algorithms of media properties implementation, such as nonhomogeneity, anisotropy, dispersion, non linearity are discussed.
openaire   +1 more source

Dynamic Characteristics of Magnetorheological Mounted Metal Rubber Structures Under Multi-physics Coupling Conditions

open access: yesMedžiagotyra
To accurately predict the dynamic characteristics of MR mounting, the nonlinear electromagnetic coupling law between MR liquid and soft magnetic material and the solid-liquid interaction, the electromagnetic coupling and fluid-structure coupling ...
Bo PENG, Jintao SU, Jinquan NIE
doaj   +1 more source

Characteristic of monostable actuator starting [PDF]

open access: yes, 2013
Purpose. To approbate the mathematical model of nonstationary electromagnetic field calculation in nonlinear, non-uniform, conductive medium taking into account the rotor motions of the polarized monostable actuator with permanent magnets, and to ...
Байда, Евгений Иванович   +1 more
core  

The Use Of Multifrequency Induction Heating For Temperature Distribution Control

open access: yesArchives of Metallurgy and Materials, 2015
The paper presents possibilities of controlling temperature field distribution in inductively heated charge. The change of its distribution was obtained using the sequential one-, two-, and three-frequency heating.
Smalcerz A.
doaj   +1 more source

Improve the performance of cold crucible used for emissivity measurement of molten metal

open access: yesCase Studies in Thermal Engineering
High-purity titanium (Ti) and its alloys are among the most promising materials for advanced turbine blades in aerospace engines. Electromagnetic cold crucible melting is a novel technique for producing contamination-free pure Ti ingots.
Gangquan Wang   +7 more
doaj   +1 more source

Trend of Simulator for Analysis of Electromagnetic Field

open access: yesIEEJ Transactions on Fundamentals and Materials, 2004
Numerical simulators for electromagnetic field analysis are useful in development of wireless communication devices, dosimetry of radio frequency electromagnetic fields exposure, etc. Most of numerical simulators consist of preprocessor, postprocessor, and calculation kernel.
Yukihisa Suzuki, Masao Taki
openaire   +2 more sources

Torso Simulation Research on Electromagnetic Compatibility of Implantable Neurostimulator

open access: yesZhongguo yiliao qixie zazhi
In the YY 0989.3—2023 standard, clause 27.106 specifies the protection test against electromagnetic interference, but it only briefly describes the test level for electromagnetic exposure, and does not detail the parameters of the torso.
Qifei LI   +4 more
doaj   +1 more source

The Simulation of Electromagnetic Fields with Large Wavelengths

open access: yesIOP Conference Series: Materials Science and Engineering, 2019
Abstract When the wavelength of an electromagnetic wave is much larger than the microscopic size of the material, the numerical solution of the model to study the effect of the material microstructure on the electromagnetic wave propagation usually fails to be obtained due to computational overload.
Chunsheng Wang   +3 more
openaire   +1 more source

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