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IEVref:103-07-06ID:
Language:enStatus: Standard
Term: phase difference
Synonym1:
Synonym2:
Synonym3:
Symbol: φ
Definition: for two sinusoidal quantities of the same frequency in a given order, difference between their initial phases with possible addition of a multiple of 2π so that the difference is greater than −π and not greater than π

Note 1 to entry: For the quantities a (t)= A ^ cos(ωt+ ϑ 0 ) MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaiqaciWacmGadaGadeaabaGaaqaaaOqaaiqadggagaqbaiaacIcacaWG0bGaaiykaiabg2da9maaHaaabiqaauCaceWGbbGbauaaaiaawkWaaKqzaeGaci4yaiaac+gacaGGZbGcciGGOaGaeqyYdCNaaGjcVlaadshacqGHRaWkcuaHrpGsgaqbamaaBaaaleaacaaIWaaabeaakiaacMcaaaa@487B@ and a (t)= A ^ cos(ωt+ ϑ 0 ) MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaiqaciWacmGadaGadeaabaGaaqaaaOqaaiqadggagaGbaiaacI cacaWG0bGaaiykaiabg2da9iqadgeagaqcgaGbaKqzaeGaci4yaiaa c+gacaGGZbGcciGGOaGaeqyYdCNaaGjcVlaadshacqGHRaWkcuaHrp GsgaGbamaaBaaaleaajugWaiaaicdaaSqabaGccaGGPaaaaa@483D@ , the phase difference is ϕ= ϑ 0 ϑ 0 +2πn MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaiqaciWacmGadaGadeaabaGaaqaaaOqaaiabew9aMjabg2da9i qbeg9akzaagaWaaSbaaSqaaKqzadGaaGimaaWcbeaakiabgkHiTiqb eg9akzaafaWaaSbaaSqaaKqzadGaaGimaaWcbeaakiabgUcaRKqzae GaaGOmaGWaaOGae8hWdaNaamOBaaaa@4595@ , where n is an integer, chosen so that π<ϕπ MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaiqaciWacmGadaGadeaabaGaaqaaaOqaaiabgkHiTGWaaiab=b 8aWjabgYda8iabew9aMjabgsMiJkab=b8aWbaa@3E3B@ .


Publication date:2009-12
Source:
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Internal notes:2017-02-20: Editorial revisions in accordance with the information provided in C00020 (IEV 103) - evaluation. JGO
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