three-phase system

three-phase system

[′thrē ¦fāz ′sis·təm]
(physics)
Any physical system in which three distinct phases coexist; phases can be liquid, solid, vapor (gas), or three mutually insoluble liquids, or any combination thereof.
References in periodicals archive ?
If we look at the configuration that crops up most frequently in the field, that is, a three-phase system with three current and three voltage transformers, the following errors might occur.
The summarizing Table 1 presents a comparison of system and mode parameters characterizing both modes of full compensation of reactive power for the considered generalized three-phase system.
Further developments on such single-phase to three-phase system for DG applications were presented in [12], wherein a two-level four-leg power converter had been proposed as an alternative to the conventional five-leg full-bridge converter [13].
Currently, various countries prefer deploying sectionalizers with the three-phase system in the electronic distribution system.
Further funding was procured through the Community Development Block Grant to upgrade the village to a three-phase system after realizing that the in-place, single-phase electrical distribution system (comparable to a residential line branching from a main power line to an urbanite's home) was going to present a balancing issue for the integrated system.
In such a winding, each output is the vector sum of two phases offset by 120 degrees, thereby allowing a neutral connection to be created in an ungrounded three-phase system, providing a return path through which fault current may flow.
In this section, the power resolution proposed in [6, 7] is extended from nonsinusoidal single- phase system to nonsinusoidal and unbalanced three-phase system without neutral line (three-phase and three-line system).
The general rule is that the production and distribution of three-phase system is more economical than single system.
Young teenagers selected for the annual programme are put through a three-phase system that sees the top 20 players awarded a full scholarship at either Aspire Academy Qatar or its equivalent in Senegal.
Conventional estimators exhibit poor behavior applied for the three-phase system directly, because they work well only for the single-phase signal, which cannot truly characterize the unbalanced system [6].