Results 81 to 90 of about 144,974 (202)

The most common failures of electric generators at dumpers BELAZ 75135 [PDF]

open access: yesBakar
The aim of this paper is to point out the electrical equipment that is subject to frequent break-downs in BELAZ dumpers75135, 75145 and other types of dumper trucks that are represented in our mines especially in open-pit mines. The transmission of power
Vujić Jovan   +2 more
doaj   +1 more source

Sensor & instrumentation system : series 2 [PDF]

open access: yes, 2017
This book is an introduction to a number of the topics in sensor and instrumentation systems. Many of the topics describe the design experiments and system measurement especially in sensor applications.

core  

Detection of exchange interaction in STM measurements through Fanolike interference effects

open access: yes, 2007
We address Fano-like interference effects in scanning tunneling microscopy (STM) measurements of nanoscale systems, e.g. two-level systems. Common for these systems is that second order tunneling contributions give rise to interference effects that cause
A. V. Balatsky, J. Fransson, T. Mii
core   +1 more source

Torque Distribution Characteristics of a Novel Double-Stator Permanent Magnet Generator Integrated with a Magnetic Gear

open access: yesEnergies, 2016
This paper presents a novel double-stator permanent-magnet machine integrated with a triple rotor magnetic gear structure, which is proposed to address problems of mechanical geared generators for low-speed applications.
Shehu Salihu Mustafa   +4 more
doaj   +1 more source

Scaling behavior in a quantum wire with scatterers

open access: yes, 2000
We study the conductance properties of a straight two-dimensional quantum wire with impurities modeled by $s$-like scatterers. Their presence can lead to strong inter-channel coupling.
Boese, D., Lischka, M., Reichl, L. E.
core   +1 more source

Simplified Frequency Estimation of Prefabricated Electric Poles Through Regression-Based Modal Analysis

open access: yesApplied Sciences
Prefabricated construction elements are widely used in both large- and small-scale projects, serving structural and infrastructural purposes. One notable application is in power transmission poles, which ensure the safe and efficient delivery of ...
Hakan Erkek   +4 more
doaj   +1 more source

Transmission Mains Earthing Design And Concrete Pole Deployments

open access: yes, 2012
{"references": ["Nassereddine M, Hellany A, Nagrial M. Rizk J. \"Soil Resistivity\nStructure and its implication on the Earth Grid of HV substation\" 2011\nWorld Academy of Science, engineering and Technology , Vol 60, pp\n1322-1326, (ORS ID: 222496)", "Nassereddine M, Hellany A, Rizk J, 2009, How to design an effective\nearthing system to ensure the ...
Nassereddine, Mohamad (S24951)   +3 more
openaire   +1 more source

Deflection Determination of Reinforced Concrete Support Poles for Overhead Transmission Lines

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2011
The paper contains values of torque magnification ratio while shifting vertical loads due to horizontal wind forces affecting on supports of overhead transmission lines of 35 kV and higher.
M. A. Korotkevich, M. I. Mlynchik
doaj  

Conductance Phases in Aharonov-Bohm Ring Quantum Dots

open access: yes, 2006
The regimes of growing phases (for electron numbers N~0-8) that pass into regions of self-returning phases (for N>8), found recently in quantum dot conductances by the Weizmann group are accounted for by an elementary Green function formalism ...
A. Yahalom   +9 more
core   +1 more source

Scattering Theory for Jacobi Operators with Steplike Quasi-Periodic Background

open access: yes, 2006
We develop direct and inverse scattering theory for Jacobi operators with steplike quasi-periodic finite-gap background in the same isospectral class. We derive the corresponding Gel'fand-Levitan-Marchenko equation and find minimal scattering data which ...
Bazargan J   +19 more
core   +2 more sources

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