Kū'ē R, inductance L, a me ka capacitance C

ʻO Resistance R, inductance L, a me capacitance C nā ʻāpana nui ʻekolu a me nā ʻāpana i loko o kahi kaapuni, a ʻaʻole hiki i nā kaʻa āpau ke hana me ka ʻole o kēia mau ʻāpana ʻekolu (ma kahi o hoʻokahi o lākou).ʻO ke kumu o ko lākou mau ʻāpana a me nā ʻāpana no ka mea ʻo R, L, a me C e hōʻike ana i kahi ʻano o ka ʻāpana, e like me kahi ʻāpana kūʻē, a ma kekahi ʻaoʻao, hōʻike lākou i kahi helu, e like me ke kumu kūʻai.

Pono e ʻōlelo ʻia ma ʻaneʻi he ʻokoʻa ma waena o nā ʻāpana o ke kaapuni a me nā ʻāpana kino maoli.ʻO nā mea i kapa ʻia i loko o kahi kaapuni he kumu hoʻohālike wale nō ia, hiki ke hōʻike i kekahi ʻano o nā ʻāpana maoli.Hoʻopuka maʻalahi, hoʻohana mākou i kahi hōʻailona e hōʻike i kekahi ʻano o nā ʻāpana lako maoli, e like me nā resistors, nā umu uila, etc.

Akā ʻaʻole hiki ke hōʻike ʻia kekahi mau mea hana e hoʻokahi ʻāpana wale nō, e like me ka wili ʻana o kahi kaʻa, ʻo ia ka coil.ʻIke loa, hiki ke hōʻike ʻia e ka inductance, akā he waiwai kūʻē ka wili, no laila pono e hoʻohana ʻia ke kūʻē e hōʻike i kēia waiwai kūʻē.No laila, i ka wā e hoʻohālike ai i kahi kaʻa kaʻa i kahi kaapuni, pono ia e hōʻike ʻia e ka hui pū ʻana o ka inductance a me ke kū'ē.

ʻO ke kū'ē ka mea maʻalahi a maʻa loa.E like me ke kānāwai o Ohm, kū'ē R=U/I, 'o ia ho'i, ua like ke kū'ē me ka voli i puunaueia e ke au.Mai ka hiʻohiʻona o nā ʻāpana, ʻo ia ʻo Ω=V/A, ʻo ia hoʻi, ua like nā ohms me nā volts i puʻunaue ʻia e nā amperes.Ma kahi kaapuni, hōʻike ke kū'ē i ka hopena pale i ke au.ʻOi aku ka nui o ke kūʻē, ʻoi aku ka ikaika o ka hopena paʻa i kēia manawa… I ka pōkole, ʻaʻohe mea e ʻōlelo ai ke kū'ē.A laila, e kamaʻilio mākou e pili ana i ka inductance a me ka capacitance.

ʻO ka ʻoiaʻiʻo, hōʻike pū ka inductance i ka hiki ke mālama i ka ikehu o nā ʻāpana inductance, no ka mea ʻoi aku ka ikaika o ke kahua magnetic, ʻoi aku ka nui o ka ikehu.Loaʻa i nā māla magnetic ka ikaika, no ka mea, ma kēia ala, hiki i nā māla magnetic ke hoʻoikaika i nā mea magnet i loko o ka māla magnetic a hana i ka hana ma luna o lākou.

He aha ka pilina ma waena o ka inductance, capacitance, a me ke kū'ē?

ʻAʻole pili ka Inductance, capacitance iā lākou iho me ke kū'ē, ʻokoʻa loa kā lākou mau ʻāpana, akā ʻokoʻa lākou i nā kaʻa AC.

I nā mea kū'ē DC, ua like ka inductance i kahi kaapuni pōkole, ʻoiai ua like ka capacitance i kahi kaapuni hāmama (open circuit).Akā i nā kaapuni AC, hoʻopuka ka inductance a me ka capacitance i nā waiwai kū'ē like ʻole me nā loli pinepine.I kēia manawa,ʻaʻole i kapa houʻia ka waiwai kū'ē i ke kū'ē, akā ua kapaʻiaʻo ia he reactance, i hōʻikeʻia e ka leka X. ʻO ka waiwai kū'ē i hanaʻia e ka inductance ua kapaʻiaʻo inductance XL, aʻo ka waiwai kū'ē i hanaʻia e ka capacitance ua kapaʻia ka capacitance XC.

ʻO ka reactance inductive a me ka capacitive reactance ua like ia me nā mea pale, a ʻo kā lākou mau ʻāpana i loko o ohms.No laila, ke hōʻike nei lākou i ka hopena blocking o ka inductance a me ka capacitance i kēia manawa i loko o kahi kaapuni, akā ʻaʻole loli ke kū'ē me ke alapine, ʻoiai ke hoʻololi nei ka reactance inductive a me ka capacitive reactance me ke alapine.


Ka manawa hoʻouna: Nov-18-2023