TechnologyEletrọniki

Chọpụta ole watts na kilowatt

Ọ bụrụ na ị nwere mmasị na ajụjụ nke ole watts nọ na kilowatts, ị ga-achọta azịza mgbe ị gụsịrị isiokwu a. Kedu ihe Watt? Nke a unit ike n'ihe edise ke International e ji atụ usoro nke nkeji (SI). Ọ natara aha ya ruru ka ụgbọ-nchepụta nke Scotch-Irish nrida James Watt, onye kere eluigwe na ala a uzuoku engine. Ruo afọ 1882, ọtụtụ nchịkọta jiri ịnyịnya mee ihe dị ka ihe bụ isi nke mmụba, ọ bụkwa nanị mgbe e mepụtara usoro ahụ, usoro ọhụrụ nke ike, watt, kwadoro n'ebe nile (na mbụ n'ime injinịa ọkụ). Na physics, ike bụ usoro nke ike ume kwa otu oge, n'otu aka, otu watt ga-enwe otu joule kwa nkeji (W = J / s).

Onu ole watts kwa kilowatt

Ndị mmadụ na-mgbe niile na-ihu na echiche nke electric ike ke ufọk. All ngwa na paspọtụ ka atọrọ ka na-ike oriri. Ọbụna n'oge ndị mbụ incandescent bọlbụ, na a iko karama dere .. 40 W, 60 W, 100 W, wdg Ma ngwa ndakwa nri oven ma ọ bụ a saa igwe, uru a na-atụle ga-nnọọ elu: 500-1000 W na 2-2, 5 kW n'otu n'otu. Dị ka ọ dị n'ụdị anụ ahụ ndị ọzọ, akara aka "kilo" pụtara otutu nke otu puku. Nke ahụ bụ, uru ọnụọgụ nke ike, nke a tụrụ na kilowatts, ga-amụba site na 1000 ma ọ bụ zigaga n'aka nri site na akara ngosi maka akara atọ: ya mere anyị na-enweta uru nke ike eletrik na watts.

Ya mere, ajụjụ nke ole watts na kilowatts, anyị nwetara azịza a na-enweghị atụ: na otu ijinatt, puku watts (1 kW = 1000 W). Ọzọ, anyị ga-atụle ihe atụ nke ndekọ ike eletrik. Lee ụfọdụ ihe atụ nke otu esi akọwa nsụgharị ndị a gosiri:

  • 2.5 kW = 2500 W.
  • 0.2 kW = 200 W.
  • 3,095 kW = 3095 watts.

Mgbe ụfọdụ a na-achọta otu ike, nke e gosipụtara na Watts, ka a gbanwee ya na kilowatts. Anyị na-echeta otú ọtụtụ watt dị na kilowatts, n'ihi ya, anyị na-eke otu puku mmadụ mara uru. Ma ọ bụ, anyị na-ebu akara ahụ site na atọ atọ n'aka ekpe.

  • 2750 W = 2.7 kW.
  • 70 W = 0.07 kW.
  • 150 W = 0.15 kW.

Anyị ga-enyocha echiche dị otú ahụ dịka "oge ilowatt-hour"

Na awa kilowatt (ma ọ bụ awa watt), a na-eji ike ele ihe eletrik anya n'otu awa nke ọrụ. Dịka ọmụmaatụ, were kọmputa nkịtị nwere ike nke 0.65 kW. Ka e were ya na ọ rụrụ otu awa. Kedu ka ị si mara oke eletrik ọ kụrụ n'oge a? Dị nnọọ mfe: 0.65 kW mụbaa site na awa 1 nke ọrụ, anyị na-enweta 0.65 kWh. Na mbụ stovattnaya bọlbụ, otu hour na-aṅụ 100 watts nke ike, ya mere, kwa ụbọchị nke-aga n'ihu ime ka ọ ga-anọ 2.4 kW. Ego ole W kwa KW, anyị atụleworịrị n'elu.

Ezigbo ezinụlọ nwere ike eletrik

Ka ọ dị ugbu a, ọbụna ndị bara ọgaranya malitere iche echiche banyere ịchekwa ike - ha na-ajụ itinye ọkụ ọkụ na-eji dochie anya ha ma ọ bụ ọkụ ọkụ. Mgbe ị na-ahọrọ ngwa ngwa ụlọ, isi ihe dị mkpa, nke kachasị pụta ìhè, bụ akụnụba nke ngwaọrụ. N'ụlọ ọ bụla ma ọ bụ ime ụlọ ị nwere ike ịchọta ngwá ọrụ ndị dị ka friji, TV, kọmputa, ígwè, ikuku eletrik. Tụlee ike oriri kwuru nkeji. Igwe friji na-arụ ọrụ n'oge elekere, ọnụego ike ya ga-adị site na 0,7 ruo 1,3 kW kwa ụbọchị - ihe niile ga-adabere na nha ngwaọrụ ahụ na ọnọdụ okpomọkụ. Kọmputa ahụ, ọ bụrụ na agbanyụghị ya, nwere ike ịkwụ ụgwọ ruo 13.5 kW kwa ụbọchị. TV na-ere ihe ruru 2.5 kW kwa awa 24. Otú ọ dị, "mkpofu" kachasị elu bụ ngwá ọrụ ikpo ọkụ: ụgbọ mmiri eletrik, igwe mmiri, stovu ọkụ na ndị ọzọ. Dịka ọmụmaatụ, kettle eletrik na-eji 1-1.2 kW maka nkeji 20-25, nke a ga-eji tụnyere friji na-aga n'ihu. Kedukwa ọkụ eletrik ị na-eji?

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