Danfara jumɛn bɛ kɔnɔna kɛlɛli ni impedansi cɛ?

Walasa ka kɔnɔna rezisti ni impedansi nuancɛw faamuya, a nafa ka bon kosɛbɛ k’a dɔn ko impedansi bɛ tali kɛ AC (aternating current) la, k’a sɔrɔ kɔnɔna-kunbɛn bɛ tali kɛ DC (rectuel directe) la kosɛbɛ. Hali n’u kɔnɔkow tɛ kelen ye, u jatebɔ bɛ tugu formula kelen na, r=v/i, R ye kɔnɔna rezisti walima impedansi ye, V ye tension ye, ani i ye current ye.

Kɔnɔna na: elekitɔnw ka jibɔ barika .

Kɔnɔna-banakisɛ bɛ Bɔ ɛlektrɔnikiw ka ɲɔgɔndan na ni ɲɛminɛbaga ka ion-lattice ye, ka kuran fanga Yɛlɛma ka Kɛ funteni ye. Aw bɛ kɔnɔna rezisti jate i n’a fɔ fɛnɲɛnamafagalan suguya dɔ min bɛ ɛlektrɔniki lamagacogo bali. Scenariow la minnu na current alternatif bɛ tɛmɛ resistive element dɔ fɛ, a bɛ voltage jigin. O jigin in bɛ To fasa la ni sisan ye, ka jɛɲɔgɔnya tilennen Jira sisan jibɔ ni kɔnɔna-jɔ-minɛn cɛ.

Impedance: hakilina min ka bon kosɛbɛ, o bɛ kɔnɔna kɛlɛli lajɛ .

Impedance (impédance) bɛ daɲɛ dɔ jira min bɛ fɛn bɛɛ lajɛlen jira min bɛ ɛlektrɔnikiw ka jibɔ kɛlɛli suguya bɛɛ lajɛlenw datugu. O tɛ kɔnɔna rezisti dɔrɔn ye, nka a bɛ kɛ ni reactance fana ye. O ye hakilina ye min bɛ sɔrɔ yɔrɔ bɛɛ, ka sɔrɔ ka ciriw ni a yɔrɔw bɛɛ la.

A nafa ka bon ka danfara don reactance ni impedance cɛ. Reactance bɛ tali kɛ kɛrɛnkɛrɛnnenya la kɛlɛli la min bɛ kɛ AC current kan inducteurs ni capacitors fɛ, fɛn minnu bɛ ɲɔgɔn ta batiri suguya wɛrɛw la. O fɛn caman ɲɔgɔnna bɛ ye ja minnu tɛ kelen ye ani kuran nafaw cogoya la batiri suguya kelen-kelen bɛɛ la.

Walasa ka impedansi demystify, an bɛ se ka an ɲɛsin randles model ma. Nin misali in, min jiralen don ja 1 na, o bɛ R1, R2, kɛrɛfɛ C. kɛrɛnkɛrɛnnenya la, R1 bɛ kɔnɔna rezisti jira, ka sɔrɔ R2 bɛ bɛn charge transfert resistance ma. Ka fara o kan, C bɛ kondansɛri fila jira. Kɛrɛnkɛrɛnnenya la, Randles modɛli bɛ to ka inductive reactance bɔ a la, bawo a bɛ se ka nɔ min bila batiri baarakɛcogo la, kɛrɛnkɛrɛnnenya la ni a ka fɔta ka dɔgɔn, o ka dɔgɔ.

Jaa 1 : Batiri min bɛ kɛ ni asidi plɔmu ye, o ka randles model .

Kɔnɔnatumuw ni impedansi sangali .

Walasa k’a ɲɛfɔ, kɔnɔna kɛlɛli ni impedansi sumacogo ɲɛfɔlen bɛ jukɔrɔ.

Kuranko yɔrɔ fan dɔ .	Kɔnɔnatumuw (R) .	Impédance (z) .
Circuit ka baara .	A bɛ baara kɛ kɛrɛnkɛrɛnnenya la ciriw la minnu bɛ baara kɛ ni kuran tilennen ye (DC).	A ka ca a la, a bɛ baara kɛ kafow kɔnɔ minnu dabɔra kuran (AC) ɲɔgɔn falen-falen kama.
Circuit ka kɛ yen .	A bɛ se ka kɔlɔsi kuran (ac) ni direct current (DC) circuits fila bɛɛ la.	A bɛ sɔrɔ kafoɲɔgɔnya (AC) sɛrɛkiliw la minnu bɛ ɲɔgɔn falen-falen, u tɛ sɔrɔ DC kɔnɔ.
Bɔyɔrɔ	A bɛ bɔ fɛnw na minnu bɛ kuran bolicogo bali.	A bɛ bɔ fɛnw faralen ɲɔgɔn kan minnu bɛ se ka kuran kɛlɛ ani ka u jaabi.
Jatebɔsɛbɛn jiracogo .	A bɛ jira ni jateden lakikaw dafalen ye, misali la, 5,3 ohms.	A bɛ Fɔ jateden lakikaw ni fɛn miirilenw bɛɛ fɛ, misali la ‘R + IK’ fɛ.
Frequency dependence .	A nafa bɛ to a cogo la DC ka kurunba ka fɔta hakɛ mana kɛ min o min ye.	A nafa bɛ Yɛlɛma ni AC kurunba ka frequency bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε b.'
Fase jogo .	A tɛ fasa-yɔrɔ walima a bonya-yɔrɔ si jira.	A bɛ dɔn ni fasa dakun dafalen ni a bonya ye.
Taamacogo min bɛ kɛ ni kuran ye .	A bɛ fanga tiɲɛni dɔrɔn de jira ni a bɛ sɔrɔ kuran-yɔrɔ la.	A bɛ fanga tiɲɛni ni se ka fanga mara kuran-yɔrɔ la.

Tiɲɛni min bɛ batiri kɔnɔna na .

i n’a fɔ furakɛlikɛla min ka baara ɲɛsinnen bɛ batiriw kɔlɔsili n’u ɲɛnabɔli ma, . DFUN ka sinsin batiri kɔnɔna rezisti sumani kan, o bɛ bɛn ni izini baarakɛcogo sabatilenw ye, ka hakili sɔrɔ ka bɔ minɛnw na minnu bɛ sɔn kosɛbɛ i n’a fɔ Fluke walima Hioki. Fɛɛrɛw tali minnu bɛ tali kɛ o minɛnw na, minnu bɛ dɔn u ka tiɲɛni n’u ka kiliyanw ka sɔnni fɛ, an bɛ tugu sariyaw kɔ i n’a fɔ IEE1491-2012 ani IEE1188.

IEE1491-2012 b’an bilasira ka kɔnɔna kɛlɛli faamuya i n’a fɔ paramɛtiri dinamiki, o bɛ kɛ sababu ye ka tugu-tugu-ɲɔgɔn kɔ ka taa a fɛ walasa ka deviations gauge ka bɔ basigi la. O waati kelen na, IEE1188 sariya bɛ dakun dɔ sigi wale kama, k’a jira ko ni kɔnɔna na, ni a tɛmɛna 20% kan sariya siratigɛ la, batiri ka kan ka jateminɛ walasa a ka bila a nɔ na walima ka a bila a nɔ na ka a bila a nɔ na ani ka a falen.

Ni an bɛ bɔ nin sariyakolo ninnu na, an ka kɔnɔna sɔgɔli sumani fɛɛrɛ bɛ tali kɛ batiri la ka taa frequency (fɔkan) ni current (kurunba) jɔlen na, o kɔfɛ, voltage sampling (voltage sampling) bɛ kɛ. O kɔfɛ, baara min bɛ kɛ, n’o ye ɲɛnabɔli ni filɛli ye baarakɛcogo amplifier circuit kɔnɔ, o bɛ kɔnɔna rezisti sumani tigitigi di. Swift kabakoma, nin fɛɛrɛ in bɛ kuncɛ a ka c’a la milisekɔndi 100 kɔnɔ, a bɛ waso ni tiɲɛni hakɛ ye min bɛ se ka tanu 1% fo 2%.

Kuncɛli la, kɔnɔnatumuw sumani tiɲɛni bɛ batiriw kɔlɔsili ɲuman sabati, ka dɛmɛ don u ka ɲɛnamaya jan na. Nin gafe in laɲini ye ka mɔgɔ minnu dɛmɛ, n’a sɔrɔla olu bɛ gɛlɛya sɔrɔ ka danfara don u ni ɲɔgɔn cɛ, ka nɔgɔya don u ka kuran sɔrɔcogo faamuyali nuancɛ la. Walasa ka kunnafoniw ni faamuyali caman sɔrɔ, aw bɛ se ka nafolo wɛrɛw sɛgɛsɛgɛ ka bɔ . Dfun Tech ..