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Kamata ake kula shi da kuma abuwar hanyar rarrabe na tsohon mota na uku?

Encyclopedia
Encyclopedia
فیلڈ: Dakilin ƙasashen ilimi
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China

Na'urar da darajar da abu mai ba da shiga

Za a iya na'urar da darajar da abu mai ba da shiga (Q) ta hanyar rumar 4:

Q = UIsin Φ

Daga cikinsu:

U shine kadan bayan jiki,

I shine kadan bayan amfani,

sinΦ shine sine na farko daga tarayya da ke tara jiki da amfani.

A wasu masana karamin yanayi na uku, yadda ake siffo da darajar da abu mai ba da shiga ya zama watts (var), kilowatts (kvar) ko megawatts (Mvar).

Na'urar da darajar da abu mai shiga da kuma sai shiga

Za a iya na'urar da darajar da abu mai shiga da kuma sai shiga (S) ta hanyar rumar 4:

S=UI

Kuma, don sistema na uku, za a iya magana game da darajar da abu mai shiga da kuma sai shiga ta hanyar 3:

S=1.732 x U wire x I wire

U-wire shine kadan bayan jiki na line,

Line I shine amfani na line.

Yadda ake siffo da darajar da abu mai shiga da kuma sai shiga ya zama volt-ampere (VA), kilovolt-ampere (kVA), ko mega-volt-ampere (MVA).

Fatorin darajar

Fatorin darajar (cosΦ) shine nisba na darajar da abu mai shiga (P) wanda take samun load zuwa darajar da abu mai shiga da kuma sai shiga (S), wanda ake magana game da:

Φ= P/S

Fatorin darajar shine ɗaya daga 0 zuwa 1 wanda yake gano darajar da abu mai shiga wanda take samun load zuwa darajar da abu mai shiga da kuma sai shiga a kan faɗi.

Gajarta

Ta hanyar rumomin da aka bayar, za a iya na'urar da darajar da abu mai ba da shiga da kuma darajar da abu mai shiga da kuma sai shiga na masana karamin yanayi na uku. Yadda ake ganin cewa kuna son sanin jiki, amfani, da kuma farkon tarayya na system. Idan kuna buƙata ƙarin inganci ko misalai, zaka iya magana.


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