O ka 'ike loea houUila no

He aha ka ka pūkaʻina pilina?

Series pili - ia mea he huina lakou ma i na kumu mua i pili i kekahi hopena wale. Ke kaʻina, ua wehewehe aku i loko i ka mea nele ka neʻe aku i kekahi ai manamana ai.

Ka moʻo pili o ka laua wehewehe aku i loko o ia mea, ua i loko o ka laua pili, a e ia ma ka liʻiliʻi mau aka wahi.

Resistors - kēia mau mea oihana mua o kaʻimi hoʻopunipuni e kū'ē'ē mai. Ka mea, i hoʻohana 'ia i loko o uilaʻoe e like me ka hou haawe ana, e emi i ke anakahi uila aʻikena puni. Pehea keia ua hana?

Inā pono e emi i ka pono, ka mea, ua i ka moʻo pili o resistors. Ma keia hihia, ke papa ia'ku o kela a me keia mea i ka ia, a me ka Loaʻaʻia like mea okoa. It E e hoʻomaopopo i ka Loaʻaʻia likeʻole -ʻo ia hoʻi, i ka nui o ke anakahi uila kulu, ka mea hilinaʻi nui ma luna o ka ia'ku o ka mea pale mū holapū.

No ka laʻana, ma ke kaapuni me ka anakahi uila o ka 220 V ka'ōwili hao ia'ku mea 1 ohm. Inā kekahi o kona mau welau elua e waiho pae, a me ka lua - 'Aʻohe, ma ka mea, aole e lilo i ka pōkole kaapuni, no laila, e like me 1 ohm - ka mea, Alohaʻuʻuku. Aia E e he nui pono, i ka'ōwili hao e puhi, a kaka aku la i ka mea ulana pukapuka. Inā ka'ōwili hao ma ka hopena ua, e kau mau resistors o 500 ohms, ka pōkole kaapuni mea ole, a me ka'ōwili hao, e hana e like me ka mea pono.

Ma ia laua pilina o kēlā me kēia lālā paialewa e oko, akā, ke anakahi uila, e ia i ka ia. Penei, ka he cia o kēlā me kēia wahi e kaukaʻi ma ka ia'ku o keia hapa. Kēia noaia ua hoʻohana 'ia e hoʻonui i ke anakahi uila kulu. No ka laʻana, ka ia'ku o ka'ōwili hao ua papahana no ka 50 B. To hiki ai i kēia mea ulana pukapuka, a hiki i 220, pono e ia laua, e haawi kūpono e kū'ē'ē mai. Ma ka mea e hana i kekahi anakahi uila e like, a me ka'ōwili hao e ole puhi.

Pela, ua hoʻohana 'ia laua a me ka pūkaʻina pilina i loko o kūikawā hihia, a hana e like me Ohm ka kānāwai.

Inā lawe mai i ka moʻo pili o ka LEDs, ia mea pono i ka hoomanao ana i ka hihia o ka hoʻokō 'ole' ana ma ka liʻiliʻi loa kekahi o ia e huli aku i ka pae holoʻokoʻa. E like me ua oleloia, i ka he i kekahi ma ka wahi o ka haki 'āhewa' ana pele i pani a me ka huakai kaapuni ka mea i haki. I ka pili ma ka laua, ka mea, aole ia i mea a LED mea hemahema, e hoʻomau i ka 'ē aʻe, e puhi.

Inā ka hopena ua ia'ku ma ka hoʻohana 'ana i ka ia denominations resistors, i ka huina nui o ka mea, ua like no ka huina hoonui o ka ia'ku ma ka huina helu o ka oihana mua.

Inā ka mea pale mū holapū loina i okoa, alaila, o ka huina ia'ku, ua like me ka huina o na ia'ku o kēlā me kēia hehee ai.

Ka wā e pili ana ma ka laua helu 'ana i mālama i kekahi mau mea okoa. No ka laʻana, aia no he lei o ka ekolu denominations ia'ku R1, R2, R3. E imi i ka huina ia'ku o ka huakai kaapuni i loko o laua pilina, ia mea pono e hoʻomaulia i ka huina o na reciprocals o na aiee o kēia mau denominations, a laila pelupelu ia ekolu mahele 1 / R1 + 1 / R2 + 1 / R3. e hoemiia hapa iki i kekahi mau denominator - a mau hōʻailona i hopena. Ke kūpono hapa He Kuapo, a ua noʻonoʻo pono i ka hope loa cia.

I mea eʻohi i ka ia'ku no kekahi kaapuni, e mea pono ia e helu pololei. Kekahi poe akamai i ho'āʻo eʻohi i resistors ma ia mea. Eia naʻe, i loko o keia hihia, ma ka liʻiliʻi loa kaʻoʻoleʻa ike i mea pale mū holapū nā loina i e pono ai.

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