Ukubunjwa, Isayensi
Zeziphi ezi ntlobo zahlukeneyo transfer ubushushu?
transfer Fudumeza kwindalo ivumela ubukho iphela kwifomu ukuba thina sonke aqhele kangakanani. Kunzima ukutsho ngayo emhlabeni kungaba njani, unyamalale inkqubo transfer ubushushu okomzuzwana. Makhe sihlolisise oko ezi ntlobo ezahlukeneyo transfer ubushushu, yaye kuthetha ntoni yi kota.
Ngokutsho nkcazelo eyamkelekileyo, ukudluliswa ubushushu yinkqubo emzimbeni apho amandla wobushushu, okanye isasazwe ngenye ngamaqonga eziliqela kunye izidanga ezahlukeneyo ukufudumeza. Le nkqubo siyeka xa ngokulinganiswa ubushushu, okanye ngamanye amazwi, emva kokuba lwesilinganiso thermodynamic.
Sibala ziziphi iintlobo ezisisiseko transfer ubushushu: පිළිතුරු iimpendulo, Uhanjiso ubushushu, imitha. Zonke ezinye ukwahlukahlukana kunokwenzeka ziyintlanganisela ngeendlela ezimbini okanye ezininzi ezisisiseko. Le ngongoma kufuneka kusoloko kuthathelwa ingqalelo.
පිළිතුරු iimpendulo uyiqhelile kumntu wonke ukususela ebuntwaneni. igama ezingeyomfuneko Latin «convectio» ithetha ukutshintshwa. Ngoko ke, xa kukho transfer පිළිතුරු iimpendulo ubushushu aqukuqela ukwimo ngokwayo. Kuyinto eqhelekileyo ukuba igesi kunye ulwelo, kodwa maxa wambi kwenzeka kwezinye izinto isambuku. Ubonise usuku ezishushu zasehlotyeni; phezu komhlaba eshushu ngokuphawulekayo lula inkungu - le ubugqwetha kungenxa ukunyuka nomoya. Xa kuqala ebusuku xa isiphumo ubushushu imitha yelanga liyayeka inkqubo ngokulinganiswa lobushushu iqala emhlabeni nomoya: umhlaba yazisa ukufudumeza ophantsi iimaleko emoyeni (kuba yindlela transfer ubushushu mixed) kwabasukela phezulu, ukuba kufakwe khona umoya ezipholileyo. Nali elinye umzekelo: ubeke isifudumezi kwisingxobo ngamanzi luwuphendule umnatha. A uyiqwalasela kakuhle enemijelo ukuzanyazanyiswa ebonakalayo yamanzi. mass Hot wasuswa kumthombo ubushushu, kwaye endaweni yazo eza esibandayo.
Yintoni ibe ngaphezu incoko umdla phezu ikomityi yeti eshushu ngobusuku ebusika obubandayo? Kwanele ukuba bakwazi okomzuzwana athabathe peeking icephe edge metal ngokukhawuleza umva isandla sakhe, uphambuke nokutsha. Isizathu ilula - ezinye iintlobo ubushushu ngokukhawuleza kakhulu shushu ngecephe lesinyithi de ubushushu wamanzi kule ndebe. Sithetha Uhanjiso ubushushu. Iimeko apho umntu kuhlangana uhlobo olunjalo yokosulela ubushushu, kukho inani elikhulu. Makhe ukuchaza: conductivity thermal - a transfer ubushushu liqumrhu isabelo ndinobushushu umzimba esibandayo esebenzisa amasuntswana abasemthethweni (elektroni, athom, iimolekyuli). A Eyonanto ibalulekileyo - ukutshintshwa ubushushu phakathi kwezinto ezahlukeneyo qha. izinto ezahlukeneyo insimbi ezahlukeneyo thermal. Ngoko ke, ukuba omnye isiphelo ubushushu block iinkuni, ngoko ke yesibini iya kuba kubanda. Ke ukuba uthe wandenzela le ulingelo nge bar otyhidiweyo, umphumo uba okwahlukileyo. Lo mahluko kungenxa umahluko kubume lwangaphakathi izinto.
Ukuqwalasela iintlobo transfer ubushushu, singasathethi ukutshintshwa ubushushu imisebe. Le nobushushu yenza oscillations kagesi kunye ngamaza ukuya ku-1000 microns (spectrum infrared). Ubunzulu wobhobhozayo ukukhanya iqondo lobushushu emzimbeni eshushu ezi ngokulingana ngqo. Ukuze siqonde indlela yemisebe nokushisa, kwanele ukwenza eksperimenti kancinane - ukwenza umlilo phakathi kwakhe umlilo ekhanyayo. Nangona xihinga, ubushushu ziya kuthunyelwa. Okanye khangela ikati, edulusele ebusika kwi efestileni elangeni, efunxa. Yinto elula - kule mizekelo, amandla thermal ahanjiswa imisebe. Enye inkalo Inkqubo yogqithiselo ubushushu ezinjalo - uzimele geqe zosasazo eliphakathi. Ukuba ukudluliselwa kwenzeka පිළිතුරු iimpendulo ukwimo (irhasi), lo gama i-conductivity thermal - amasuntswana, yemisebe akukho mfuneko i "umlamli". Ngoko ke, ilanga kudlula ubushushu balo zidle ngalo radiation.
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