Usetyenziso lweemodyuli zokupholisa ze-thermoelectric
Eyona nto iphambili kwimveliso yokupholisa i-thermoelectric yimodyuli yokupholisa i-thermoelectric. Ngokweempawu, ubuthathaka kunye noluhlu lokusetyenziswa kwe-thermoelectric stack, ezi ngxaki zilandelayo kufuneka zichongwe xa kukhethwa i-stack:
1. Misela imeko yokusebenza kwezinto zokupholisa ze-thermoelectric. Ngokwendlela kunye nobukhulu bomsinga osebenzayo, ungamisela ukusebenza kokupholisa, ukufudumeza kunye nobushushu obungaguqukiyo be-reactor, nangona eyona ndlela isetyenziswa kakhulu yindlela yokupholisa, kodwa akufuneki uyityeshele indlela yayo yokufudumeza kunye nobushushu obungaguqukiyo.
2, Misela ubushushu bokwenyani besiphelo esishushu xa upholisa. Ngenxa yokuba i-reactor sisixhobo somahluko kubushushu, ukuze kufezekiswe isiphumo esihle sokupholisa, i-reactor kufuneka ifakwe kwi-radiator elungileyo, ngokweemeko ezilungileyo okanye ezimbi zokusasaza ubushushu, misela ubushushu bokwenyani besiphelo sobushushu se-reactor xa upholisa, kufuneka kuqatshelwe ukuba ngenxa yempembelelo ye-gradient yobushushu, ubushushu bokwenyani besiphelo sobushushu se-reactor buhlala buphezulu kunobushushu bomphezulu we-radiator, ngesiqhelo bungaphantsi kweshumi ezimbalwa zedigri, ngaphezu kwedigri ezimbalwa, iidigri ezilishumi. Ngokufanayo, ukongeza kwi-gradient yokusasaza ubushushu kwisiphelo esishushu, kukwakho ne-gradient yobushushu phakathi kwendawo epholileyo kunye nesiphelo esibandayo se-reactor.
3, Misela imeko-bume yokusebenza kunye nomoya we-reactor. Oku kuquka ukuba iimodyuli ze-TEC, iimodyuli zokupholisa ze-thermoelectric zisebenza kwi-vacuum okanye kwi-atmosphere eqhelekileyo, i-nitrogen eyomileyo, umoya ongashukumiyo okanye ohambayo kunye nobushushu obujikeleze i-ambient, apho kuthathelwa ingqalelo khona amanyathelo okukhusela ubushushu (adiabatic) kwaye kumiselwa isiphumo sokuvuza kobushushu.
4. Misela into esebenzayo yezinto ze-thermoelectric kunye nobukhulu bomthwalo wobushushu. Ukongeza kwimpembelelo yobushushu besiphelo esishushu, umahluko omncinci wobushushu okanye ophezulu wobushushu onokufikelelwa zizinto ze-TEC N,P umiselwa phantsi kweemeko ezimbini zokungathwali umthwalo kunye ne-adiabatic, eneneni, izinto ze-peltier N,P azinakuba yi-adiabatic ngokwenene, kodwa kufuneka zibe nomthwalo wobushushu, kungenjalo azinantsingiselo.
5. Misela inqanaba lemodyuli ye-thermoelectric, imodyuli ye-TEC (izinto ze-peltier). Ukukhethwa kothotho lwe-reactor kufuneka kuhlangabezane neemfuno zomahluko wokwenyani wobushushu, oko kukuthi, umahluko wobushushu obuqhelekileyo be-reactor kufuneka ube phezulu kunomahluko wobushushu obufunekayo, kungenjalo ayinakuhlangabezana neemfuno, kodwa uthotho alunakuba lukhulu kakhulu, kuba ixabiso le-reactor liphucuka kakhulu ngokonyuka kothotho.
6. Iinkcukacha zezinto ze-thermoelectric N,P. Emva kokuba kukhethwe uthotho lwezinto ze-peltier device N,P, iinkcukacha zezinto ze-peltier N,P, zinokukhethwa, ingakumbi umsinga osebenzayo wezinto ze-peltier cooler N,P. Ngenxa yokuba kukho iintlobo ezahlukeneyo zee-reactors ezinokuhlangabezana nomahluko wobushushu kunye nemveliso ebandayo ngaxeshanye, kodwa ngenxa yeemeko ezahlukeneyo zokusebenza, i-reactor enomsinga osebenzayo omncinci idla ngokukhethwa, kuba iindleko zamandla axhasayo zincinci ngeli xesha, kodwa amandla apheleleyo e-reactor yeyona nto ibalulekileyo, amandla afanayo okufaka ukunciphisa umsinga osebenzayo kufuneka anyuse i-voltage (0.1v ngesibini sezinto), ngoko ke i-logarithm yezixhobo kufuneka inyuke.
7. Misela inani lezinto ze-N,P. Oku kusekelwe kumandla okupholisa ewonke e-reactor ukuze kuhlangatyezwane neemfuno zomahluko wobushushu, kufuneka kuqinisekiswe ukuba isimbuku somthamo wokupholisa we-reactor kubushushu bokusebenza sikhulu kunamandla ewonke omthwalo wobushushu wento esebenzayo, kungenjalo ayinakuhlangabezana neemfuno. I-inertia yobushushu ye-stack incinci kakhulu, ayidluli kumzuzu omnye phantsi komthwalo, kodwa ngenxa ye-inertia yomthwalo (ngokuyintloko ngenxa yomthamo wobushushu womthwalo), isantya sokusebenza sokwenyani sokufikelela kubushushu obumiselweyo sikhulu kakhulu kunomzuzu omnye, kwaye side njengeeyure ezininzi. Ukuba iimfuno zesantya sokusebenza zikhulu, inani leenqwaba liya kuba ngaphezulu, amandla ewonke omthwalo wobushushu aqulunqwe ngumthamo wobushushu opheleleyo kunye nokuvuza kobushushu (okukhona ubushushu buphantsi, kokukhona ukuvuza kobushushu kukhulu).
Ezi zinto zisixhenxe zingasentla yimigaqo eqhelekileyo ekufuneka iqwalaselwe xa kukhethwa iimodyuli ze-thermoelectric N,P, izinto ze-peltier, apho umsebenzisi wokuqala kufuneka akhethe kuqala iimodyuli zokupholisa ze-thermoelectric, i-peltier cooler, imodyuli ye-TEC ngokweemfuno.
(1) Qinisekisa ukusetyenziswa kobushushu obuphakathi kwe-Th ℃
(2) Ubushushu obuphantsi obufikelelwa yi-Tc ℃ ngendawo epholileyo okanye into
(3) Umthwalo wobushushu owaziwayo Q (amandla obushushu Qp, ukuvuza kobushushu Qt) W
Njengoko kujongwe i-Th, i-Tc kunye ne-Q, i-Thermoelectric cooler efunekayo i-N,P elements kunye nenani le-TEC N,P elements zinokuqikelelwa ngokwendlela ezibonakala ngayo iimodyuli zokupholisa i-thermoelectric, i-peltier cooler, iimodyuli ze-TEC.
Ixesha lokuthumela: Novemba-13-2023
