Kwizicelo ezifana ne-laser enamandla amakhulu, izixhobo zombane zombane, kunye neenkqubo zonxibelelwano, ukwanda kokusetyenziswa kwamandla kunye namanqanaba okudibanisa kwenze ukuba ulawulo lwe-thermal lube yinto ebalulekileyo echaphazela ukusebenza kwemveliso, ixesha lokuphila kunye nokuthembeka. Ecaleni kokupholisa kwejelo elincinci,ukupholisa itshaneli enkuluiye yavela njengesisombululo esisebenzayo sokupholisa ulwelo. Ubume bayo obulula, ixabiso eliphantsi, kunye nokugcinwa lula kwenza ukuba ifaneleke kakhulu kwiimeko ezininzi zemizi-mveliso.
1. Yintoni Ukupholisa kweMakro-Channel?
Ukupholisa kwe-macro-channel kubandakanya ukusetyenziswa kweendlela zokupholisa ezinkulu (ngokuqhelekileyo kuluhlu lwe-millimeter) ezakhelwe kwiipleyiti zokupholisa okanye iimodyuli. Le mijelo ikhokela ulwelo olupholileyo-amanzi aqhelekileyo ahlanjululweyo, izisombululo ezisekelwe kwi-glycol, okanye ezinye izipholisa zemizi-mveliso-ngenkqubo yokususa ubushushu obuveliswe ngexesha lokusebenza kwesixhobo. Xa idityaniswe ne-loop yokupholisa amanzi, oku kusekwa kwenza ukuba ukulawulwa kwe-thermal okuqhubekayo kunye nokusebenza kakuhle.
2. I-Macro-Channel vs. I-Micro-Channel: Iiyantlukwano eziphambili
| Uphawu | Ukupholisa kweMakro-Channel | Ukupholisa kweMicro-Channel |
| Ubungakanani bomjelo | Millimeter-scale (1mm ukuya kwiimm ezininzi) | Micrometer-scale (amashumi ukuya kumakhulu μm) |
| Ukuntsonkotha kokwenziwa | Iphantsi ngokwentelekiso | Ifuna ukuchaneka okuphezulu komatshini |
| Ukunyangwa kokuMpompoza | Ulwelo oluphantsi, luhamba lula | Iphezulu, idinga uxinzelelo lwempompo ephezulu |
| UkuSebenza ngokuTshintsha kobushushu | Iphakathi, ilungele ubushushu obuphakathi | Iphezulu, ilungele ubushushu obugqithisileyo |
| Iindleko | Ngasezantsi | Phezulu |
| Usetyenziso oluqhelekileyo | I-Medium-to-low heat flux, iinkqubo ezithembekileyo eziphezulu | Uxinzelelo lwamandla aphezulu, imithombo yobushushu yendawo |
3. Izinto eziluncedo zokuPholisa iChaneli yeMacro
Nangona ukusebenza kwayo kwe-thermal kusezantsi kunezisombululo zetshaneli ezincinci, ukupholisa kwe-macro-channel kubonelela ngeenzuzo ezininzi ezibonakalayo:
①Ukuthembeka okuphezulu:
Imijelo ebanzi ayifuni ukuvaleka, inika uzinzo olubalaseleyo lwexesha elide-lulungele ukusebenza ngokuqhubekayo kwimizi-mveliso.
②Iindleko zokuvelisa ezisezantsi:
Ulwakhiwo olulula kunye neendlela ezahlukeneyo zokwenziwa zenza ukuba zilungele imveliso yobuninzi.
③Ukugcinwa lula:
Amathuba amade okucoca, iindleko zokulungisa eziphantsi, kunye neemfuneko ezingqongqo zokucoceka kokupholisa.
④Umthamo owaneleyo wokupholisa:
Kwizixhobo ezinobushushu obuphakathi, ukupholisa kwetshaneli enkulu kugcina ngokufanelekileyo amaqondo obushushu okusebenza kunye nokwandisa ubomi besixhobo.
4. Iimeko zesicelo
Ukupholisa kwe-macro-channel kusetyenziswa kakhulu kwezi ndawo zilandelayo:
①Iimodyuli zeLaser:
Ngokukodwa kwi-middle-to-low-power or CW-mode lasers, iinkqubo ze-macro-channel zinokuphatha lula umthwalo we-thermal.
②Iimodyuli ze-elektroniki zamandla:
Ezinje ngokuphinda-phinda, abaguquli be-DC-DC, kunye neemodyuli ze-IGBT.
③I-amplifiers yamandla kwiinkqubo zonxibelelwano kunye ne-radar:
Ilungele iimeko ezinzima ezifuna ixesha elide, ukusebenza okuzinzileyo.
④Iinkqubo zokupholisa kwizixhobo zonyango kunye nezoshishino:
Kubandakanya izixhobo zonyango lwe-laser semiconductor, oomatshini bokuphawula i-laser, kunye nokunye.
5. Iingqwalasela ezingundoqo zoYilo zokuPholisa i-Macro-Channel
Isisombululo esiyimpumelelo sokupholisa isitishi esikhulu sifuna ingqalelo kwezi zinto zilandelayo:
①Uyilo lwesitishi:
Kufuneka iphuculwe ngokusekwe kwisixhobo sokusasaza umthombo wobushushu ukuphumeza ukupholisa okufanayo.
②Ukukhetha izinto eziphathekayo:
I-Copper, insimbi engenasici, okanye i-alloys ye-aluminiyam isetyenziswa ngokuqhelekileyo kwi-conductivity ephezulu ye-thermal kunye nokumelana nokubola.
③Isantya sokuhamba kunye nokuhambelana kwempompo:
Uyilo oluchanekileyo lwesantya solwelo kunye nokuhamba okupholisayo kuqinisekisa ukutshintshiselana kobushushu kunye nokuzinza kwenkqubo.
④Ujongano olusemgangathweni:
Yenza ukudibanisa lula kwizixhobo zabathengi okanye iimodyuli.
6. Isiphelo
Ukupholisa kwe-Macro-channel kuyaqhubeka ukudlala indima ebalulekileyo kwizicelo zemizi-mveliso ngenxa yokulula, ukuthembeka, kunye nokulula ukuyigcina. Isisombululo esineendleko kunye nesithembekileyo, ngakumbi kwiinkqubo ezinoxinano oluphakathi ukuya kwi-thermal. Njengoko uyilo lwesixhobo luguquka, izisombululo zetshaneli enkulu nazo zihambela phambili ekudityanisweni okuphezulu kunye nokuphucula ukuziqhelanisa.
7. Ngathi
Lumispotinikeza ubuchule obuninzi kuzo zombini izisombululo zolawulo lwe-thermal ye-macro-channel kunye ne-micro-channel. Sinikezela ngeemodyuli zokupholisa ezilungiselelwe i-laser, izixhobo ze-optoelectronic, ii-elektroniki zamandla, kunye nokunye. Ugxininiso lwethu luhamba ngaphaya kokusebenza kwe-thermal-sibeka phambili ukuhlanganiswa kwenkqubo kunye nokuthembeka kwexesha elide, sijonge ukuhambisa iinkqubo zokupholisa eziphezulu, ezingabizi kakhulu.
Zive ukhululekile ukuqhagamshelana nathi ukuze ufunde ngakumbi malunga nezisombululo zokupholisa zetshaneli enkulu kunye ne-micro-channel elungiselelwe iimfuno zakho zesicelo!
Ixesha lokuposa: Jun-17-2025