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Area Circuit theory / General

IEV ref131-11-26

en
phasor
representation of a sinusoidal integral quantity by a complex quantity whose argument is equal to the initial phase and whose modulus is equal to the root-mean-square value (103-02-03)

Note 1 to entry: For a quantity a(t)=A 2 cos(ωt+ ϑ 0 ) MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGHbGaaiikaiaadshacaGGPaGaeyypa0Jaamyqamaakaaabaac baqcLbuacaWFYaaaleqaaOGaci4yaiaac+gacaGGZbGaaGjbVlaacI cacqaHjpWDcaaMc8UaamiDaiabgUcaRiabeg9aknaaBaaaleaajug4 aiaa=bdaaSqabaGccaGGPaaaaa@4EF4@ the phasor is Aexpj ϑ 0 MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGbbGaaGjbVlGacwgacaGG4bGaaiiCaiaaysW7caGGQbGaeqy0 dO0aaSbaaSqaaGqaaKqzGdGaa8hmaaWcbeaaaaa@451C@ . Electric current phasor I _ MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aadaadaaqaaiaadMeaaaaaaa@3A6B@ and voltage phasor U _ MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aadaadaaqaaiaadwfaaaaaaa@3A77@ are often used.

Note 2 to entry: The similar representation with the modulus equal to the amplitude is sometimes also called "phasor". See 103-07-14.

Note 3 to entry: A phasor can also be represented graphically.


fr
phaseur, m
représentation d'une grandeur intégrale sinusoïdale par une grandeur complexe dont l'argument est égal à la phase à l'origine et le module est égal à la valeur efficace (103-02-03)

Note 1 à l’article: Pour une grandeur a(t)=A 2 cos(ωt+ ϑ 0 ) MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGHbGaaiikaiaadshacaGGPaGaeyypa0Jaamyqamaakaaabaac baqcLbuacaWFYaaaleqaaOGaci4yaiaac+gacaGGZbGaaGjbVlaacI cacqaHjpWDcaaMc8UaamiDaiabgUcaRiabeg9aknaaBaaaleaajug4 aiaa=bdaaSqabaGccaGGPaaaaa@4EF4@ le phaseur est Aexpj ϑ 0 MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGbbGaaGjbVlGacwgacaGG4bGaaiiCaiaaysW7caGGQbGaeqy0 dO0aaSbaaSqaaGqaaKqzGdGaa8hmaaWcbeaaaaa@451C@ . On utilise souvent le phaseur de courant électrique I _ MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aadaadaaqaaiaadMeaaaaaaa@3A6B@ et le phaseur de tension électrique U _ MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aadaadaaqaaiaadwfaaaaaaa@3A77@ .

Note 2 à l’article: La représentation semblable où le module est égal à l'amplitude est parfois aussi appelée «phaseur». Voir 103-07-14.

Note 3 à l’article: Un phaseur peut aussi être représenté graphiquement.


ar
القيمة المركبة الفعالة للوجه

de
Zeiger, m

es
fasor

it
fasore

ja
フェーザ

pl
fazor

pt
fasor

zh
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Publication date: 2013-08
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