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Area Circuit theory / General

IEV ref131-11-43

Symbol
Q
Q

en
non-active power
for a two-terminal element or a two-terminal circuit under periodic conditions, quantity equal to the square root of the difference of the squares of the apparent power S and the active power P

Q = S 2 P 2 MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGrbWcdaWgaaqaaGWaaiab=XJi+bqabaGccqGH9aqpdaGcaaqa aiaadofadaahaaWcbeqaaiaaikdaaaGccqGHsislcaWGqbWaaWbaaS qabeaacaaIYaaaaaqabaaaaa@4191@

Note 1 to entry: Under sinusoidal conditions, the non-active power is the absolute value of the reactive power Q or the imaginary part of the complex power S _ MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aadaadaaqaaiaadofaaaaaaa@3A75@ , thus Q =|Q|=| Im S _ | MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGrbWaaSbaaSqaaGWaaiab=XJi+bqabaGccqGH9aqpdaabdaqa aiaadgfaaiaawEa7caGLiWoacqGH9aqpdaabdaqaaiGacYgacaGGTb WaaWaaaeaacaWGtbaaaaGaay5bSlaawIa7aaaa@47F6@ .

Note 2 to entry: The coherent SI unit for non-active power is voltampere, VA. The special name "var" and its symbol "var" are also used. See 131-11-45.


fr
puissance non active, f
pour un bipôle, élémentaire ou non, en régime périodique, grandeur égale à la racine carrée de la différence des carrés de la puissance apparente S et de la puissance active P

Q = S 2 P 2 MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGrbWcdaWgaaqaaGWaaiab=XJi+bqabaGccqGH9aqpdaGcaaqa aiaadofadaahaaWcbeqaaiaaikdaaaGccqGHsislcaWGqbWaaWbaaS qabeaacaaIYaaaaaqabaaaaa@4191@

Note 1 à l’article: En régime sinusoïdal, la puissance non active est la valeur absolue de la puissance réactive Q ou de la partie imaginaire de la puissance complexe S _ MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aadaadaaqaaiaadofaaaaaaa@3A75@ , soit Q =|Q|=| Im S _ | MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdi9qqqj=hEeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmGadiWaaiWabaabaiaafaaake aacaWGrbWaaSbaaSqaaGWaaiab=XJi+bqabaGccqGH9aqpdaabdaqa aiaadgfaaiaawEa7caGLiWoacqGH9aqpdaabdaqaaiGacYgacaGGTb WaaWaaaeaacaWGtbaaaaGaay5bSlaawIa7aaaa@47F6@ .

Note 2 à l’article: L’unité SI cohérente de puissance non active est le voltampère, VA. Le nom spécial "var" et son symbole "var" sont aussi utilisés. Voir 131-11-45.


ar
القيمة المطلقة للقدرة غير الفعالة

de
Gesamtblindleistung, f

es
potencia no activa

it
potenza non attiva

ja
無効電力

pl
moc bierna całkowita
moc nieaktywna

pt
potência não-activa

zh
非有功功率

Publication date: 2013-08
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