Nke technologyElectronics

Ka anyị lee otú nke ugbu a ngụkọta oge a rụrụ na ike

Tupu etinyewe na imewe nke eletriki n'ụlọ gị, ị ga-eme ka a na ugwo atụmatụ na ihe na-egosi nke na-atụ anya ibu na ogige, na ogologo nke onye na ngalaba nke USB. Ikpokọta dị otú ahụ a atụmatụ na mkpa gbakọọ "ike" nke ugbu a. Correct nkewa eletriki n'ụlọ ga-ewerekwa dị mkpa ngalaba nke Gịnị ga-echebe gị na wiring si ekpo oke ọkụ na, ya, na-ekwe omume nke ọkụ. Ka ahụ, ma ihe na ngụkọta oge nke ndị "ike" nke ugbu a.

Proper nhọrọ nke ịmafe na ngwaọrụ na cable cross-ngalaba na-adabere na dị iche iche ụkpụrụ nke afọ nke eletriki na netwọk. Ihe kacha mkpa n'etiti ha bụ eletrik. Na na ogbo nke emebe ndị a ụkpụrụ nwere ike na-ekpebisi ike site a mgbakọ na mwepụ ngụkọta oge. Dị nnọọ mkpa na-ewere na "ike" nke ugbu a ngụkọta oge na atọ-na-adọ netwọk, ebe ibu ga-enịm evenly n'etiti n'ụzọ, iji zere distortions. Otú ọ dị, n'obodo ukwu residential netwọk, ndị a mgbawa ga-rụrụ ke imewe nke ọ bụghị nanị na ọta ma residential.

"Ike" ugbu a ngụkọta oge na-nyere eletriki ike mara ụkpụrụ, ọdịdị nke ibu na ọkọnọ voltaji. N'ihi na a otu-adọ mains iji na-esonụ usoro: M = P / (U × cosφ), ebe:

  • U - kpọmkwem voltaji uru na-tụrụ na volts;
  • cosφ - kwekọrọ ekwekọ ike na-akpata.

Dabere na ọdịdị nke ibu ike ihe bụ họrọ. N'ihi ya, n'ihi na-arụsi ọrụ ike ibu (okpomọkụ ọcha, incandescent oriọna) ọ bụ mkpokọta hà n'otu. Otú ọ dị, mgbe ị na-atụle na na resistive ibu mgbe a reactive akụrụngwa, mgbe ahụ, na ngụkọta oge bụ nkịtị na-eji uru nke cos, hà 0,95. Mgbe ibu ngụkọta oge, nke e ji elu reactive ike (na akpagbu umu ọkụ, electric Motors, itinye n'ọkwa ọkụ, ịgbado ọkụ nkesa , wdg) E pụtara uru cosφ, hà 0,8.

N'ihi na usoro-adọ AC ike ọkọnọ ga nwere ndị na-esonụ ụdị: m = P / (1,73 × U × cosφ).

N'ihi na atọ-na-adọ netwọk ike na-akpata arụsi ọrụ ike na reactive ibu bụ kpamkpam yiri otu-adọ netwọk.

N'ihi ya, na-eji n'elu formulas dị mkpa iji na-eduzi mgbawa nke ike niile ibu nke eletrik ụkpụrụ, na-eji na a akpan akpan na saịtị.

The ọzọ ogbo nke anyị mgbawa, ga- oke nke cable cross ngalaba. Ọ bụ ezie na teknuzu akwụkwọ pụrụ mgbe mgbe chọta ihe dị otú ahụ dị ka a "ngụkọta oge ike cable" na, n'eziokwu, ọ na-adịghị gbakọọ, ma ka "nhọrọ". N'okpuru ịghọta ngụkọta oge usoro maka ịchọpụta a ugbu a ibu n'elu. Na ọnụnọ nke ụfọdụ ụkpụrụ nke ugbu a na voltaji cable cross ngalaba na-ahọrọ si anya-elu tebụl. A tebụl dị nnọọ anya na-anaghị achọ nkọwa zuru ezu. Mbụ ị họrọ waya ihe: ọla kọpa ma ọ bụ aluminum, na mgbe ahụ na ọkọnọ voltaji na uru nke ugbu a kpebisiri ike site cable cross-ngalaba.

Ebe a, n'ezie, anyị na-ele anya na otú gbakọọ eletriki ibu na họrọ cross-ngalaba nke Gịnị maka electrification oru ngo.

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