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Related to polyphase: polyphase transformer


1. (Electrical Engineering) Also: multiphase (of an electrical system, circuit, or device) having, generating, or using two or more alternating voltages of the same frequency, the phases of which are cyclically displaced by fractions of a period. See also single-phase, two-phase, three-phase
2. (General Physics) having more than one phase


(ˈpɒl iˌfeɪz)

of or pertaining to an electrical circuit carrying alternating current having two or more phases.
pol`y•pha′sic, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.polyphase - of an electrical system that uses or generates two or more alternating voltages of the same frequency but differing in phase angle
electricity - a physical phenomenon associated with stationary or moving electrons and protons
References in periodicals archive ?
It has a polyphase design and features a concentrated winding for optimum space utilization.
Troy has expanded its MIT-free and MIT-compliant Mergal wet-state portfolio in Europe and has introduced a number of new Polyphase and Troysan controlled release products throughout the world that are specifically formulated for the unique challenges faced in different regions," Colon said.
Summary: Networked Energy Services Corporation (NES) has announced today its next generation polyphase smart meter is now available for customers.
Contract notice: Open, Electronic, Tender For The Retrofitting Of The High-Speed Polyphase To T / C Through A 1 Year Framework Agreement.
The seventh edition expands coverage of light-emitting diodes, cadmium sulfide cells, polyphase rectifiers, and surge suppressors.
In terms of the method, it is carried out within non-polyphase (convolutionbased) [27], polyphase [28],[29],[30],[31] or lifting schemes [32],[33],[34].
Polyphase codes radar signal (Frank, P1, P2, P3, and P4 codes), which derived from step frequency modulated signal and linear frequency modulated signal, is the most frequently used LPI signal because of its easy digital implementation, its versatility, and its high range resolution and Doppler tolerance [1-6].
The purpose of reference testing is to verify that all meter elements are sensing and receiving the correct voltage and current for each phase of a specific polyphase electric service, and that the meter is operating within prescribed tolerances--and, if not, to identify the errors.
Engineered to be environmentally friendly as well as high performance, Polyphase 963 also factors in a low cost per use.
That same year the Niagara Falls Power Company decided to award Westinghouse who had licensed Tesla's polyphase AC induction motor patent the contract to generate power from Niagara Falls.
A viable alternative is the polyphase channelizer, a form of parallel processing which makes efficient use of computational resources by replacing a multitude of DDCs by a cascade of three elements: an input commutator, an M-path polyphase filter, and a discrete Fourier transform.
This paper will compare and contrast three of the more popular channelization techniques: Digital down Conversion, Frequency Domain Filtering, and Polyphase FFT Filter Banks.