Each subregion or element is then analyzed, and an equation is developed. The next step is element assemblage, which involves assembling all equations from each subregion. In our problem, FEM aims to determine the electric scalar potential function 𝑉V that minimizes the energy functional as ...
In a single crystal or a crystallite, there are many domains with moments pointing in various directions. But the vector sum of the dipole moments of all domains vanishes. Each domain can be considered as a large dipole. Under an external electric field, all of these randomly arranged domains...
So for this problem I think I am doing something weird with the trig and/or vector components. I calculated the problem like this: First drew a picture, q1 and q2 on the x axis. q3 located equidistant between them but negative .300m in the y direction. First finding magnitude of Elect...
Two such functions are the scalar potential function ϕ and the vector potential function A. The four first-order field equations can be transformed into two second-order equations in the potential functions that can be integrated. The magnetic vector B has a zero divergence and it is said ...
Control the torque in an automotive electrical traction drive of an interior permanent magnet synchronous machine (IPMSM). The example controls and simulates the torque in the rotor direct-quadrature (DQ) reference frame. You can use the DQ reference frame to design the controller and to speed ...
Homework Statement Find Enet (magnitude and direction) at point A and include a vector diagram. q1 = 2.0x10^-6 C q2 = 6.0x10^-6 C r1 = 2.5x10^-3 m r2 = 1.7x10^-3 m Homework Equations E = Klql/r^2 or E = Kq/r^2 (the first equation just has absolute values around the q...
Thus, the Einstein–Maxwell-dilaton theory is an interesting and sim- ple theoretical arena for exploring modified gravities which involve scalar and vector fields, while black holes are very important objects in terms of strong gravity. In this paper, we approach the case of a static particle ...
s function eigenvalues, reminiscent of the commensurability conditions pertaining to a Hofstadter lattice with magnetic flux. This results in a curious fractal-like impedance behavior in the parameter space of dimensionless frequencyωrand lattice sizeN, whose complexity and structure elude any simplistic...
This paper involves the implementation of a Closed Loop Flux Observer (CLFO) on a vector controlled drive that was designed for an electric vehicle. An Indirect Rotor Field Orientation (IRFO) system can encounter problems at a high speed of operation, and these can drastically reduce its ...
To create HsrF in the plastic tank, I have implemented an abelian local symmetry calculation by using MATLAB software, considering the gauge field symmetry and the Goldstone scalar with respect to the longitudinal mode of the vector [7, 15]. Thus, for each spontaneously broken particle Τα of...