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Tuesday, July 28, 2020 | History

2 edition of Current distribution in two and three dimensional conductor configurations. found in the catalog.

Current distribution in two and three dimensional conductor configurations.

Peter Francis Ryff

Current distribution in two and three dimensional conductor configurations.

by Peter Francis Ryff

  • 325 Want to read
  • 10 Currently reading

Published in [Toronto] .
Written in English

    Subjects:
  • Electric coils,
  • Electric currents

  • Edition Notes

    ContributionsToronto, Ont. University.
    The Physical Object
    Pagination1 v. (various pagings)
    ID Numbers
    Open LibraryOL19839392M

    @article{osti_, title = {RESISTIVITY MODELING FOR ARBITRARILY SHAPED THREE-DIMENSIONAL STRUCTURES}, author = {Dey, Abhijit and Morrison, H Frank}, abstractNote = {A numerical technique has been developed to solve the three-dimensional potential distribution about a point source of current located in or on the surface of a half-space containing an arbitrary three-dimensional . Each depth range (thickness of the Z direction) of the checkerboard patterns is 15–30 km (Figures 3a and 3d), 30–60 km (Figures 3b and 3e), or 60– km (Figures 3c and 3f). The minimum RMS misfits of the six checkerboard test models are in the case of Figure 3 a′, for Figure 3 b′, for Figure 3 c′, for Figure 3 d.

    A downhole-to-surface configuration of electrodes produces diagnostic total field apparent resistivity maps for three-dimensional buried inhomogeneities. Experiments with various lateral and depth locations of the current pole indicate that mise a la masse surveys give the largest anomaly if a current pole is located asymmetrically and. Most often, the line source is used with two-dimensional flows and describes a uniform wire electrode driven at one end by a current source. The surface current source of Figs. c and f is defined using the same incremental control volume enclosing the surface source as shown in Fig.

    distribution systems. CASE STUDY Two transmission articles are presented here. The first article covers transmission conductor technologies including conventional conductors, high-temperature conductors, and emerging conductor technologies [10]. Conventional conductors include the . The extensive use of rectangular conductors for large alternating their electrical characteristics a problem of practical importance. Although these conductors are usually used in groups and in special configurations, no solution other than that of direct measurement has been given even for the basic problem of the distribution of current in a single isolated conductor.


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Current distribution in two and three dimensional conductor configurations by Peter Francis Ryff Download PDF EPUB FB2

Several 3D configurations have been proposed, among which interdigitated (rod or plate), concentric, and aperiodic porous structures, as shown in Figure 1, prevail and are promising. 18 During the last decade, investigation into 3D electrodes for rechargeable batteries have enjoyed significant advancement, which has been summarized in recent reviews and perspectives, 20, 21 It Author: Zhenzhu Wang, Jiangfeng Ni, Liang Li, Jun Lu.

A numerical technique has been developed to solve the three-dimensional (3-D) potential distribution about a point source of current located in or on the surface of a half-space containing an arbitrary 3-D conductivity distribution.

to-surface configuration of electrodes produces diagnostic total field apparent resistivity maps for 3-D Cited by: With advantages of no mechanical contact, vacuum compatibility, oil-free, and high reliability, an eddy current damper has a great potential use in space.

In this paper, a passive magnetic damper system is developed by using the eddy current damping effect. The proposed eddy current damper utilizes a stationary permanent magnet and two conductive plates, and has significant performance than Cited by: 2.

The computed results in two-dimensional (2D) and three-dimensional (3D) configurations are compared and discussed. is carried out to calculate the current distribution in the line conductors.

Several authors have attempted to develop electromagnetic and thermal coupled mathematical formulations to model the temperature rise or the temperature distribution in different power devices such as power conductors and cables, bus bars, surge arresters or transformers [15,16,17,18,19,20,21,22,23] by means of two-dimensional (2D-) and three Cited by: 8.

@article{osti_, title = {Case studies of parallel anode CP systems for pipelines using two- and three-dimensional B.E.M. computer simulations}, author = {Esteban, J M and Orazem, M E and Kennelley, K J and Degerstedt, R M}, abstractNote = {This paper presents the effects of changing physical parameters on the performance of parallel ribbon, sacrificial anode cathodic protection.

A single-phase line has one phase conductor and the neutral, and a two-phase line has two phases and the neutral. Some distribution primaries are three-wire systems (with no neutral). On these, single-phase loads are connected phase to phase, and single-phase lines have two of the three phases.

There are several configurations of distribution. In Fig. 3, the real part of the imposed current on the turns of a two-turn inductor is plotted for two different frequencies, f=50 MHz and 70 MHz.

The first column corresponds to an inductor with turn width equal to w = R ′ i − R i = 50 μ m (where i is the number of the turn) and the second column to an inductor of turn width equal to w = μ addition, in the first and second row.

the index values of different cab le configurations. Three com- mon installation structures of parallel cables are studied to check the ability of the proposed technique. According to the calculation results and basic magnetic coupling theorem, the criteria of cable configuration fo r balanced current distribution are presented.

USA1 US12/, USA USA1 US A1 US A1 US A1 US A US A US A US A1 US A. To improve your intuition, we show a three-dimensional variant of the potential in a system with two opposing charges. displays a three-dimensional map of electric potential, where lines on the map are for equipotential surfaces.

The hill is at the positive charge, and the trough is at the negative charge. SIMPLE MAGNETIC FIELD MODEL FOR COMPLEX THREE­ DIMENSIONAL POWER TRANSMISSION LINE CONFIGURATIONS D.R. Swatek Major Transmission Planning attachment points in the xz plane and sub-conductor configuration.

3) Node points are defined which specify tower type, location and Iransmjssjon Line Reference Book kV and Aboye Second Edjtjon. ScientificPapersoftheBureauofStandards ivoi.w Page ationandphasevelocity inantalequationfor7 2.

Complex three-dimensional structures inspired by origami, kirigami have promise as routes for two-dimensional to three-dimensional transformation, but current examples lack. since then in both the two and three dimensional modeling.

areas. large number of references are given in [3] for. is the conductor current and the remainder. Recent internal-tin high current density Nb3Sn conductors are made of filament bundles that contain many filaments coupled together.

These filaments in the model can be interpreted as such filament bundles. Actually, there are two types of conductor models regarding the copper stabilizer arrangement as shown in Fig   Three-dimensional printing of PUA and conductor The 3D printing of both the PUA and conductor (PUA + silver + liquid metal) was achieved with.

When dealing with two or more nearby conductors, the ac magnetic field generated by each conductor induces eddy currents in the others, thus influencing the current density distribution in the nearby conductors.

It can be understood as an inductive coupling among the nearby conductors. This is the. currents are strong near the conductor. The more con­ ductive the host, the longer the galvanic responses will. The three-dimensional (3-D) electromagnetic scatter­ persist. Large galvanic responses occur if a 3-D conduc­ ing problem.

tirst formulated. the frequency domain tor is in contact with a conductive overburden. For. a in. Due to the nature of two-photon absorption, the generation of charge carriers is confined in space (3-dimensional, 3-D) around the focal point of the laser.

Such localized charge injection allows us to probe the charge transport properties of the semiconductor bulk with a fine-grained 3-D resolution. Here we present the results of 3‐dimensional (3‐D) inverse modeling of broad‐band (– s period) MT soundings covering the region of silicic volcanism north of Lake Taupo.

2. Magnetotelluric Data and Analysis [4] Details of MT data acquisition and processing are given in the auxiliary material. The three-dimensional structure of Roebel cables consisting of coated conductors influences their ac loss characteristics. Measurements of the ac loss and numerical electromagnetic field analyses were carried out using a six-strand Roebel cable as well as several reference conductors: a single straight coated conductor, a 3?×?1 stack, where three straight coated conductors were .The density of states in a semiconductor equals the density per unit volume and energy of the number of solutions to Schrödinger's equation.

We will assume that the semiconductor can be modeled as an infinite quantum well in which electrons with effective mass, m *, are free to .