Ịnyịnya ike bụ unit nke ike engine. Olee otú iji tọghata km ka kW? Gụọ!

Gịnị bụ horsepower? Kedu otu esi agbakọọ ike injin?

Iji nweta azịza nye ajụjụ nke ike inyinya bụ, ị ga-alaghachi azụ na akụkọ ihe mere eme na narị afọ nke XNUMX. Ihe niile malitere na eziokwu ahụ bụ na a na-edochi anụmanụ n'ime ogbunigwe. Ihe mepụtara engine uzuoku nke nwere ike ịrụ ọrụ yiri nke ahụ bụ n'ihi mkpebi siri ike nke ike ya. Onye na-emepụta ihe na injinia bụ Thomas Savery chepụtara echiche dị mfe ma n'otu oge ahụ na-enweghị atụ. O kwuru na ike nke unit nwere ike tụnyere ọnụ ọgụgụ nke ịnyịnya na-arụ ọrụ na otu arụmọrụ n'otu oge. N'ihi ya, engine combustion nke ime, nke rụrụ ọrụ awa 24, nke ịnyịnya na-etinye aka na ya, aghaghị inwe ike nke 10-12 horsepower.

Otú ọ dị, nke a abụghị ụzọ kasị zie ezie iji tụọ. N'ezie, o nwechaghị ihe jikọrọ ya na ezigbo ike. Na 1782, James Watt bịara nyere aka nke sayensị na moto. O ji usoro ọhụrụ wee gbakọọ ike ịnya anyịnya site na iji nkeji gọọmentị. Ọ hụrụ na ịnyịnya nọ n'ọgbọ egwuregwu (mgbara ụkwụ) na-eme njem dị ihe dị ka mita iri ise na ise n'otu nkeji. O setịpụrụ uru nke ịdị arọ na kilogram 55, nke nyere ya ohere ịgbakọ ọrụ anụ ahụ rụrụ. N'ihi ya, o kpebiri na 1 horsepower hà 33 ft x lbf / min. Otu a ka esi emepụta 000 watt.

Nkeji ike - Ịtụgharị kW ka km

Mgbe e mesịrị ogbo na mmepe nke mbanye unit technology, ihe isi ike bilitere na rationing nke engine ike ụkpụrụ. Nke a bụ n'ihi echiche dị iche iche ejiri na mba ahụ. Dịka ọmụmaatụ, na mba Anglo-Saxon a nakweere nhọpụta Ike inyinyanke ka na-arụ ọrụ taa. Horsepower, n'aka nke ọzọ, sitere na Germany ma nwee njikọ chiri anya na aha ahụ Nke Pferdester (PS, ịnyịnya siri ike). Ihe dịtụ iche pụtara - hp. (Ike breeki), nke bụ ike a tụrụ na dynamometer, na-eburu n'uche nkwụsị nke usoro nnyefe. A nabatara ya ugbu a na 1 hp. kwekọrọ na 0,74 kW.

Olee otú gbakọọ horsepower?

N'ileghachi anya site na akwụkwọ ndebanye aha, ị ga-ahụ na ya naanị uru nke kW, n'ihi ọnụnọ ya na usoro mba ụwa nke nkeji na usoro (SI). Ọ bụrụ n’ịchọrọ ịmata ego ole ụgbọ ala nwere nwere, ị ga-ewere uru 1 kW = 1,36 hp. Dịka ọmụmaatụ, injin 59 kW na-emepụta 80 hp. N'ihe banyere ịnyịnya uzuoku (hp), ọnụ ahịa ya dịtụ iche, ebe 1 kW = 1,34 hp. Ya mere, otu ụgbọ ala ndị a na-ere n'ahịa dị iche iche nwere ike ịnwe aha ike nkeji dịtụ iche. Eziokwu ahụ na-eju anya bụ na ike abụghị ihe kachasị mkpa maka ịrụ ọrụ nke engine combustion n'ime. Ọ bụ naanị ihe nrụpụta nke torque, nke bụ n'ezie ihe dị mkpa maka mmegharị ụgbọ ala nke ọma.