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A Component-Based and Aspect-Oriented Model for Software Evolution [PDF]

open access: yes, 2008
International audienceComponent-Based Software Development (CBSD) and Aspect-Oriented Software Development (AOSD) are solutions to support software evolution by decomposing a software system into concerns.
Coupaye, Thierry   +3 more
core   +4 more sources

Components of symmetric wide-matrix varieties

open access: yesJournal für die reine und angewandte Mathematik (Crelles Journal), 2022
Abstract We show that if X n {X_{n}} is a variety of
Draisma, Jan   +2 more
openaire   +4 more sources

Quantum integrable system with two color components in two dimensions

open access: yes, 2001
The Davey-Stewartson 1(DS1) system[9] is an integrable model in two dimensions. A quantum DS1 system with 2 colour-components in two dimensions has been formulated.
A. Davey   +19 more
core   +1 more source

Properties of periodic arrays of symmetric complementary structuresand their application to grid amplifiers [PDF]

open access: yes, 1998
Deschamps' theorem for n-terminal complementary structures is reviewed. An extension to Deschamps' theorem for a class of three-terminal bounded structures with one axis of symmetry is presented.
Moussessian, Alina   +2 more
core   +1 more source

Giant Keplerate molecule Fe30 - the first octopole magnet

open access: yes, 2003
The multipole expansion technique is applied to one of the largest magnetic molecules, Fe30. The molecule's dipole, toroid and quadrupole magnetic moments are equal to zero (in the absence of magnetic field) so the multipole expansion starts from the ...
A. K Zvezdin   +10 more
core   +2 more sources

Effect of winding harmonics on the asynchronous torque of a single-phase line start permanant-magnet motor [PDF]

open access: yes, 2005
This paper presents an analytical method for calculating the effect of winding harmonics on the asynchronous torque of a single-phase line-start permanent-magnet motor.
daSilva, C.   +5 more
core   +1 more source

Three/Four-leg Inverter Current Control Based on Generalized Symmetrical Components

open access: yesCompel, 2018
Considering a scenario of high penetration of voltage source inverters in distribution grids, on which the number of conductors is variable, this paper proposes a current control approach for three- or four-leg inverters based on the generalized ...
E. Liberado   +5 more
semanticscholar   +1 more source

Real-Time Discrimination of Symmetrical Faults from Power Swings [PDF]

open access: yesIranian Journal of Electrical and Electronic Engineering, 2023
For reliable operation, distance relays have to be blocked in case of stable power swings (SPSs). Because these relays are prone to detect an SPS as a symmetrical 3-phase fault according to their symmetric nature.
H. Yaghobi
doaj  

Multiphase induction motor drives - a technology status review [PDF]

open access: yes, 2007
The area of multiphase variable-speed motor drives in general and multiphase induction motor drives in particular has experienced a substantial growth since the beginning of this century.
Abbas   +121 more
core   +1 more source

Simulation and experimental study of power flow in a seven‐phase transformer under fault conditions

open access: yesIET Generation, Transmission & Distribution, 2022
Fault analysis is necessary to design a protection system and circuit breakers for a power system network. The multiphase system is a new technology so very little work is found for the fault analysis of a multiphase system contrary, unlike a three‐phase
Mohamed Aslam Husain   +4 more
doaj   +1 more source

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