- difference of phase angle
- 相角差
English-Chinese electricity dictionary (电气专业词典). 2013.
English-Chinese electricity dictionary (电气专业词典). 2013.
Phase angle — In the context of vectors and phasors, the term phase angle refers to the angular component of the polar coordinate representation. The notation Aang ! heta, for a vector with magnitude (or amplitude ) A and phase angle θ, is called angle… … Wikipedia
phase angle — noun 1》 Physics a phase difference expressed as an angle, 360 degrees corresponding to one complete cycle. 2》 Astronomy the angle between the lines joining a given planet to the sun and to the earth … English new terms dictionary
phase angle — i. An angle between the sight lines to the sun and the earth measured at a remote location (e.g., other celestial bodies). ii. The number of electrical degrees between the time an AC (alternating current) voltage passes through zero moving in the … Aviation dictionary
phase — phaseless, adj. phasic, phaseal, adj. /fayz/, n., v., phased, phasing. n. 1. any of the major appearances or aspects in which a thing of varying modes or conditions manifests itself to the eye or mind. 2. a stage in a process of change or… … Universalium
Phase (waves) — Phase in waves is the fraction of a wave cycle which has elapsed relative to an arbitrary point.[1] Contents 1 Formula 2 Phase shift 3 Phase difference … Wikipedia
phase — [ faz ] n. f. • 1661 astron.; h. 1544 fig.; répandu XIXe; gr. phasis « lever d une étoile » 1 ♦ Astron. Chacun des aspects que présentent la Lune et les planètes à un observateur terrestre, selon leur éclairement par le Soleil. ⇒ apparence. Les… … Encyclopédie Universelle
différence — [ diferɑ̃s ] n. f. • 1160; lat. differentia 1 ♦ Caractère (une différence) ou ensemble des caractères (la différence) qui distingue une chose d une autre, un être d un autre; relation d altérité entre ces choses, entre ces êtres. ⇒ dissemblance,… … Encyclopédie Universelle
Phase margin — In electronic amplifiers, phase margin is the difference, measured in degrees, between the phase of the amplifier s output signal and 360°. In feedback amplifiers, the phase margin is measured at the frequency at which the open loop voltage gain… … Wikipedia
Phase (onde) — Pour les articles homonymes, voir Phase. La phase indique la situation instantanée dans le cycle, d une grandeur qui varie cycliquement. Sommaire 1 Représentation mathématique 2 Electronique … Wikipédia en Français
Angle of arrival — measurement, or AoA, is a method for determining the direction of propagation of a radio frequent wave incident on an antenna array. AoA determines the direction by measuring the Time Difference of Arrival (TDOA) at individual elements of the… … Wikipedia
Phase-Comparison Monopulse — Phase interferometry describes a technique that can be used in radar and direction finding applications to accurately estimate the direction of arrival of a signal from the phase difference of the signal measured on two (or more) separated… … Wikipedia