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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 ?
One- and two-tariff single-phase meter for active energy with electronicMeasuring equipmentOne- and two-tariff polyphase alternating current meter for active energy with electronicMeasuring mechanism.
New Polyphase S99 is an advanced, low-leaching, Diuron-free fungicide + algaecide that offers excellent performance at low cost-in-use.
Engineered to be environmentally friendly as well as high performance, Polyphase 963 also factors in a low cost per use.
This paper will compare and contrast three of the more popular channelization techniques: Digital down Conversion, Frequency Domain Filtering, and Polyphase FFT Filter Banks.
NYSE:ESE), announces its TWACS power line communications technology will now support the Landis & Gyr E330 FOCUS AX Polyphase commercial meter, one of the industry's most advanced meters for light commercial and industrial applications.
Unlike DC motors with brushed commutators, Tesla's polyphase AC motor's current was created magnetically, not mechanically.
Polyphase Microwave (Bloomington, IN) manufactures sensitive electronic equipment, including high-performance specialty mixer components, assemblies, and instrumentation for demanding RF/microwave transmitters and receivers.
Chapters cover electric power systems; AC voltage, current, and power; transmission lines; polyphase systems; electrical magnetic circuits; transformers; polyphase lines and single-phase equivalents; electromagnetic forces and loss mechanisms; synchronous machines; system analysis and protection; load flow; power electronics and converters in power systems; induction machines; DC (commutator) machines; and permanent magnets in electrical machines.
The SCF is designed to operate standard polyphase induction motors rated for 200, 230, 400, 460 or 575 VAC from 0 to 240 Hz.
It was Tesla who invented the polyphase electric motor, the bladeless steam turbine, and the radio-guided torpedo.
Lack of outcrop continuity, lateral stratigraphic changes, and polyphase deformation interact to confound observers and interpreters and to make it especially difficult for instructors trying to teach in the field.
A new liquid version of Troysan Polyphase carbamate-based organic biocide is available from Troy Corp.