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Kananan Ganiya na Ikkaranci da Kula Tabbacce na Circuit Breaker

Electrical4u
فیلڈ: Karkashin Kuliya da Dukkana
0
China

An kama haka zan iya kula masa masu yin shiga daidai a cikin jirgin kayan adadin

A matsayin da yakin shiga daidai ya faru a cikin jirgin kayan adadin, ana fuskantar yin shiga daidai mai yawa ta fito a cikin jirgin IEE-Business, har zuwa muka tana kashe bayanin shiga daidai ta tsakiyar yin shiga daidai (CB). Idan an yi shiga daidai a kan CB, ana haɗa wasu abubuwa da suka fi sani da gida da tsaƙar harkokin adadin da suka bazu.

Idan abubuwa masu sauki na CB ba su da damar kasa masu inganci, za su iya samun damar kasa mai yawa. Wannan damar kasa mai yawa zai iya haifar da mahimmancin tasirin kamar yadda aka yi.

Tambayar masu CB suna samun damar kasa mai yawa. Tashar tambayar masu CB ana nuna ma'anoni da ke I2Rt, inda R shine takamakewa tambaya, wanda yake da alaka da ci gaba da kyau da kuma hanyoyin tasiri. I shine mai karfin yin shiga daidai da t shining lokaci da yin shiga daidai ya haɗa a kan tambayar.

Bayan ya faru shiga daidai, yin shiga daidai yana haɗa har zuwa muka tana kashe bayanin shiga daidai ta tsakiyar yin shiga daidai. Saboda haka, lokacin t shining lokacin da tsakiyar yin shiga daidai ta kashe. Idan wannan lokaci ya kai ne a cikin mita, ana samun cewa dukkan jiki da aka yi a lokacin shiga daidai ya haɗa a kan hanyoyin adadin saboda ban da lokaci da ya fi yawa don jiki ya haɗa a kan gida ko jiki ya haɗa a kan gida.
An za a samun damar kasa ta musamman da ke amsa,

Inda, T shine damar kasa ta musamman da ke amsa a fili.
I shine
karfin (symmetrical rms) a Amper.
A shine damar kasa masu hanyoyin adadin.
ε shine ma'anoni da ke takamakewa hanyoyin adadin a fili 20oC.

A cikin ilimi, aluminum a fili da 160oC yana girma da yake sofe. Saboda haka, ana bukatar a haɗe damar kasa ta musamman da ke amsa a kan wannan fili. Wannan buktata na iya haifar da damar kasa ta musamman da ke amsa a lokacin shiga daidai. Ana iya samun wannan buktata tare da kontrolon lokacin da tsakiyar yin shiga daidai ta kashe da kuma yanayin hanyoyin adadin da suke da damar kasa masu inganci.

Zama mai Shiga Daidai

Zaman mai shiga daidai da aka samu a kan biyu masu hanyoyin adadin da suka haɗa a kan yankin, ana nuna ma'anoni da ke amsa,

Inda, L shine tsawon biyu masu hanyoyin adadin a inch.
S shine yawan darasi a inch.
I shine karfin da aka haɗa a kan kowane
hanyoyin adadin.

Ana nuna cewa zaman mai shiga daidai ya fi yawa idan karfin da aka haɗa I, ya zama 1.75 afofin karfin (symmetrical rms) da aka haɗa a kan shiga daidai symmetrical.

Amma, a cikin wasu halayen, yana iya samun zaman mai shiga daidai masu yawa, kamar hakan, a cikin wasu barra masu rigide da kuma a cikin wasu barra da suke haifar da jiki a kan hanyoyin adadin. An nuna cewa reaksunan da aka samu a kan wuraren da ba su shiga daidai ba a lokacin da aka haɗa ko a lokacin da aka kashe, za su iya haifar da reaksunan da aka samu a lokacin da karfin ya haɗa.

Saboda haka, yana da kyau a dogara a kan tsari da kuma a haɗe dukkan abubuwa, wanda ake bukata a haɗe zaman mai shiga daidai mai yawa da ke a kan karfin initial peak value da aka haɗa a kan shiga daidai asymmetrical. Wannan zaman mai shiga daidai za su iya haifar da ma'anoni da ke amsa,

indaso L/S a cikin amsa.
An za a nuna ma'anoni da ke amsa,

Ma'anoni, da aka nuna a cikin amsa (2), yana ba da amsa mai kyau idan L/S > 20. Idan 20 > L/S > 4, amsa (3) yana ba da amsa mai kyau. Idan L/S < 4, amsa (2) yana ba da amsa mai kyau. Amsanan da aka nuna suna da amfani a cikin hanyoyin adadin da suka haɗa a kan yankin circular. Amma, a cikin hanyoyin adadin rectangular, amsa yana buƙata a haɗe kafin kammala. Cewa wannan kafin kammala K. Saboda haka, amsa yana nuna ma'anoni da ke amsa,

Idan yawan darasi a kan hanyoyin adadin yana kai ne, maka wannan kafin kammala K yana kai ne a cikin hanyoyin adadin da suka haɗa a kan yankin strip. Kafin kammala K yana kusa da tsari da ke square. Kafin kammala K shine 1 a cikin hanyoyin adadin da suka haɗa a kan yankin circular. Wannan babban da take da shi a cikin standard da remote control circuit breaker.

Bayanin: Yi amanin bayanai, babu bayanai mai kyau ba da shiga, idandandan da ke shiga daidai. 

Ba da kyau kuma kara mai rubutu!

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