Ukubunjwa, Isayensi
Imizekelo transfer ubushushu kwindalo, impilo
amandla emhlabeni ligama sisebenzisa ukuchaza inqanaba lomsebenzi le molecule e into. Ukwanda Madlingozi ngendlela enye okanye omnye, ezinxulumene ukwanda kwamaqondo obushushu, ngoxa izinto ezibandayo athom ukuhamba ngokucotha kakhulu.
Imizekelo transfer ubushushu ingafumaneka yonke - kwindalo, ubugcisa kunye nobomi bemihla ngemihla.
Imizekelo transfer ubushushu
Umzekelo inkulu ke ukutshintshwa ubushushu belanga, leyo kufudumeze Umhlaba iplanethi neento zonke ezikhona. Kubomi bemihla ngemihla, unako ukufumana okuninzi iinketho efanayo, kodwa ngaphantsi kakhulu ngendlela ehlabathini. Ngoko ke yintoni na imizekelo transfer ubushushu ibonakala kubomi bemihla ngemihla?
Nazi ezinye zazo:
- Gas okanye isitovu sombane, umzekelo, pan ngenxa ngembiza amaqanda.
- izibaso Automotive ezifana ipetroli, zingumthombo ubushushu ukuba injini.
- ngetoaster efakiwe iba isonka saba thowusti. Oku kungenxa thowusti namandla obushushu linobuqaqawuli, eveza komisa isonka kwaye yenza kube crunchy.
- indebe Hot of engena koko ukufudumala izandla.
- Nayiphi idangatye idangatye komdlalo kunye nesiphelo imililo ihlathi elikhulu.
- Xa ice ibekwe iglasi yamanzi, amandla wobushushu emanzini linyibilike, ngamanye amanzi ngokwayo njengomthombo wamandla.
- radiator okanye ukufudumeza nkqubo ibonelela imfudumalo endlwini kwiinyanga elide yaye kubanda ebusika.
- oveni oluqhelekileyo yimithombo පිළිතුරු iimpendulo, apho zibekwe kuzo imveliso ukutya kumo, kwaye uqale inkqubo zokupheka.
- Imizekelo transfer ubushushu bunokubonwa emzimbeni wakhe, ethathela esandleni sakhe iqhekeza lomkhenkce.
- I-eneji thermal kukuthi, nkqu ikati, leyo host amadolo shushu.
Ubushushu - intshukumo
nokuphuma Ubushushu sele sihamba rhoqo. Iindlela eziphambili yokosulela ukuze kuchazwe ndibano, imitha kunye Uhanjiso. Makhe sijonge la magama ngokweenkcukacha ezingakumbi.
Yintoni conductivity?
Mhlawumbi amaxesha amaninzi waphawula ukuba omnye kunye gumbi elifanayo imvakalelo njengokubamba emgangathweni ingaba nomahluko kakhulu. Kumnandi nefudumeleyo ukuhamba ekhaphethini, kodwa ukuba uye kwigumbi lokuhlambela zihlangu, Unjengokuphola uvalo nangoko unika imvakalelo echwayithile. Hayi kwimeko apho kukho ukufudumeza of.
Ngoko kutheni kumphezulu magumbi nto qa? Kuxhomekeke ngenxa conductivity thermal. Le yenye iintlobo ezintathu transfer ubushushu. Nanini na izinto ezimbini ubushushu ezahlukeneyo izinto ukunxibelelana nabanye, amandla ubushushu uya kudlula therebetween. Imizekelo transfer ubushushu kule meko sinakho zinikeze kulandelayo: ubambe kwipleyiti yesinyithi, kwelinye icala apho ibekwe phezu siselangatyeni ikhandlela, kunye ixesha zintlungu kunye nokushisa, kwaye xa azingokomntu panhandle intsimbi ngamanzi abilayo ingakwazi atshiswe.
mome factor
Le conductivity elungileyo okanye embi kuxhomekeke kwizinto ezininzi:
- Uhlobo nomgangatho izinto apho wenza impahla.
- Ummandla ubuso izinto ezimbini qha.
- Umahluko lobushushu phakathi kwezinto ezimbini.
- Zenza kunye ubukhulu bezinto.
Xa ifomu equation, oku ngolu hlobo lulandelayo: ubushushu transfer izinga ukuya injongosenzi lilingane conductivity wobushushu le ezibonakalayo into yenziwa apho, xa iphinda indawo ephindwe wadibana liphindaphindwe umahluko lobushushu phakathi kwezinto ezimbini, kwaza kwavela Ebubanzini mbandela. Yinto elula.
izibonelo conductivity
transfer ngqo ubushushu ukusuka into enye ukuya kwesinye ubizwa ngokuba conductivity kunye nezinto ukuziphatha ubushushu kakuhle, kuthiwa abaqhubi. Ezinye izixhobo nezinto musani ukumelana nalo msebenzi, zibizwa ngokuba insulators. Ezi ziquka iinkuni, iplastiki, fiberglass kunye nomoya. Yinto eyaziwayo ukuba insulators musa okunene uyeke ukuhamba ubushushu, kwaye nje imenza okukwiqondo omnye okanye omnye.
පිළිතුරු iimpendulo
Olu hlobo transfer ubushushu, njengoko පිළිතුරු iimpendulo kwenzeka kuzo zonke ulwelo kunye negesi. imizekelo inokufumaneka kwindalo kunye nokudluliselwa ubushushu kweli khaya. Xa ulwelo lusitsha, ezo molekyuli emazantsi ukufumana amandla kwaye uqale ukususa ngokukhawuleza, nto leyo ekhokelela ekuncipheni mninzi. molekyuli ezifudumeleyo cerebrospinal uqale ukususa phezulu, lo gama ezibandayo (ulwelo ashinyeneyo ngaphezulu) iqala ukutshona. Xa pholisa molekyuli zifika ezantsi, baphinde bafumane isabelo sawo amandla kwaye kwakhona bathathe ukuya phezulu. Lo mjikelo uyaqhubeka okoko nje kukho umthombo ubushushu ezantsi.
Imizekelo yendalo transfer ubushushu ziquka ezi zilandelayo: usebenzisa sokukhuphela ekhethekileyo exhotyiswe umoya efudumeleyo, ukugcwalisa ibhaluni isithuba, amvelisele isakhiwo yonke ubude ngokwaneleyo enkulu, inyaniso kukuba umoya efudumeleyo Ikhaphukhaphu ezibandayo.
radiation
Xa uhleli phambi komlilo, othe wena esiza kuye zifudumele. Into efanayo xa uzise isandla etshayo ibhalbhu ukukhanya, ngaphandle inhliziyo. Kwakhona uya kuba ubushushu. Le mizekelo inkulu ubushushu ekhaya kunye nohlobo wakhokelela amandla elanga. Yonke imihla ilanga udlula ubushushu 146 million. Km kwesingenato isithuba ukuya emhlabeni ngokwawo. Oku kwakungamandla awayeqhuba kuzo zonke iintlobo zobomi kunye neenkqubo ezikhoyo emhlabeni namhlanje. Ngaphandle kwale ndlela yokosulela, besiya kuba kwenkulu inkathazo, yaye ihlabathi bekuya kuba yinto ephosakeleyo, njengoko sisazi.
Imitha - a transfer ubushushu kusetyenziswa amaza, nokuba amaza erediyo, infrared, X-ray okanye nokukhanya okubonakalayo. Zonke izinto ihlaba kwaye lokunciphisa amandla linobuqaqawuli, kuquka ke ngokwakhe umntu, kodwa hayi zonke izinto kunye izinto ukumelana nalo msebenzi kakuhle ngokulinganayo. Imizekelo transfer ubushushu apha ekhaya kuya kuqwalaselwa kusetyenziswa eriyali oluqhelekileyo. Njengomgaqo, yintoni na obusuka elungileyo kwaye ngokubamba ngokunjalo. Ke wona umhlaba, kuthabatha amandla avela elangeni, aze ayithumele emva emajukujukwini. Le amandla radiation kuthiwa radiation koMhlaba, kwaye le nto yenza ubomi ngokwayo phezu emhlabeni.
Imizekelo transfer ubushushu kwindalo, impilo, Engineering
Ukutshintshelwa amandla, ingakumbi ubushushu, indawo esisiseko zokufunda kuzo zonke iinjineli. Imitha yenza elimiweyo kwaye inika amandla ehlaziyekayo elanga. පිළිතුරු iimpendulo kuba sisiseko ubucukubhede; linoxanduva ukuhamba komoya kwizakhiwo kunye umoya kwizakhiwo. Conductivity ivumela ukufudumeza nowezojiweyo ngepani, nje ukubeka phezu komlilo.
imizekelo emininzi transfer ubushushu kwimizobo kunye nendalo zibonakala kwaye afumaneka kuyo yonke indawo kwihlabathi lethu. Phantse bonke kudlala indima ebalulekileyo, ingakumbi kwizifundo zobunjineli ngoomatshini. Ngokomzekelo, xa uyile inkqubo yokwakha umoya iinjineli ukubala ilahleko ubushushu kwesakhiwo ibe kwindawo yayo, kwakunye transfer ubushushu lwangaphakathi. Ngapha koko, bakhetha izinto ezinciphisa okanye wenze nkulu ukudluliselwa ubushushu ngokusebenzisa amacandelo ngamnye nokwandisa ukusebenza.
uwase
Xa atom okanye molecule kulwelo (umz, amanzi) abakhuselekanga isixa esikhulu yerhasi, bakholisa ukungena ngokuzenzekelayo zibe kwimeko sukube okanye emoyeni. Oku kungenxa yokuba molecule sasingahlali ndawonye kumacala ahlukeneyo ngesantya random kwaye zingqubane omnye nomnye. Ngezi nkqubo, abanye babo afumane amandla agciniweyo elaneleyo ukuba amsunduze ukusuka kumthombo ubushushu.
Noko ke, asingabo bonke iimolekyuli ixesha aphele baze babe umphunga. Konke kuxhomekeke lobushushu. Ngoko ke, xa iglasi yamanzi uya emoyeni ngokucotha ngaphezulu, nowezojiweyo ngepani eshushu esitovini. amanzi abilayo kakhulu kwandisa amandla ezo molekyuli, nto leyo ikhawulezisa inkqubo ngumphunga.
nezimaphambili ezingundoqo
- Conductivity - ke ukutshintshwa ubushushu ngokusebenzisa into kukudibana ngqo-athom okanye iimolekyuli.
- පිළිතුරු iimpendulo - ke ukutshintshwa ubushushu ngokuthi kusasazwe gas (umz, emoyeni) okanye ulwelo (umz, amanzi).
- Imitha - ngumahluko phakathi ukufunxeka kunye nokubengezela isixa ubushushu. Leli khono kuxhomekeke ngokuqinileyo umbala, izinto abamnyama ukufunxa ubushushu ngaphezu ukukhanya.
- Lolwelo - yinkqubo apho athom okanye molecule e zikarhulumente ulwelo ifunyenwe amandla aneleyo ukuba abe yirhasi okanye umphunga.
- greenhouse gases - iigesi lo mgibe ubushushu elanga emoyeni, ukuvelisa yi greenhouse effect. Kukho iindidi ezimbini eziphambili - i umphunga wamanzi kunye carbon dioxide.
- Ehlaziyekayo amandla - kukuba imithombo nanto leyo ngokukhawuleza ngokwemvelo kwakhona. Oku kuquka mizekelo ilandelayo of transfer ubushushu kwindalo kunye nobugcisa: umoya namandla elanga.
- conductivity thermal - izinga apho izinto adlulisele kuye ubushushu nge ngokwayo.
- sizinze thermal - imeko apho zonke iindawo kwinkqubo kwangolu kuluhlu lobushushu.
Isicelo practice
imizekelo emininzi transfer ubushushu kwindalo kunye nobuchwepheshe (umfanekiso ngentla) zibonisa ukuba ezi nkqubo kufuneka ifundwe kakuhle bakhonza okulungileyo. Iinjineli basebenzisa ulwazi lwabo imigaqo transfer ubushushu, ukuphanda zobuchwepheshe obutsha, ebandakanya ukusetyenziswa kwemithombo ehlaziyekayo kwaye kangako umonakalo kokusingqongileyo. Ingongoma ephambili kukuba ukuqonda ukuba ukhutshelo ivula amathuba elawula izisombululo zobunjineli hayi kuphela.
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