Histori ea lits'ebetso tsa mocheso oa letsatsi e telele ho feta ea lits'ebetso tsa photovoltaic, li-heater tsa metsi tsa letsatsi tsa khoebo li hlahile ka 1891 lits'ebetso tsa mocheso oa letsatsi li ka ho monngoa ke khanya ea letsatsi, matla a leseli ho ba matla a mocheso kamora ts'ebeliso e tobileng kapa polokelo li ka boela tsa fetoloa motlakase ka ho futhumatsa lijenereithara tse tsamaisoang ke mouoane. Lits'ebetso tsa mocheso oa letsatsi li ka aroloa ka mekhahlelo e meraro ho latela mefuta ea mocheso: lits'ebetso tsa mocheso o tlase (<100C), tse sebelisoang haholo bakeng sa ho futhumatsa letamo la ho sesa, ho futhumatsa moea pele ho moea, jj., lits'ebetso tsa mocheso o mahareng (100 ~ 400C), tse sebelisoang haholo bakeng sa ho futhumatsa metsi a chesang a malapeng le likamore, ho futhumatsa ts'ebetso indastering, jj.; lits'ebetso tsa mocheso o phahameng (>400C), tse sebelisoang haholo bakeng sa ho futhumatsa indasteri, tlhahiso ea motlakase o mocheso, jj. Ka ho khothaletsa sistimi ea tlhahiso ea motlakase ea pokello, ho hanyetsa mocheso o mahareng le o phahameng le lipatlisiso tsa thepa ea photothermal e hanelang tikoloho e se e le ntho ea bohlokoa.
Theknoloji ea filimi e tšesaane e boetse e bapala karolo ea bohlokoa lits'ebetsong tsa mocheso oa letsatsi. Ka lebaka la bongata bo tlase ba matla a letsatsi holim'a metsi (hoo e ka bang 1kW/m² motšehare, babokelli ba hloka sebaka se seholo ho bokella matla a letsatsi. Karolelano e kholo ea sebaka/botenya ba lifilimi tsa photothermal tsa letsatsi e fella ka lifilimi tse kotsing ea ho tsofala, e leng se amang bophelo bohle ba lisebelisoa tsa photothermal tsa letsatsi. Litlhoko tsa bohlokoa bakeng sa lifilimi tsa mocheso oa letsatsi li habeli: bokhoni bo phahameng ba matla, bophelo bo bolelele le litšenyehelo. Khetho ea spectral e sebelisoa ho lekola bokhoni ba matla ba lifilimi tsa mocheso oa letsatsi. Filimi e ntle ea mocheso oa letsatsi e hloka ho ba le monya o motle holim'a mefuta e mengata ea mahlaseli a letsatsi le monya o tlase oa mocheso. coefficient ea a/e e sebelisoa ho lekola khetho ea spectral ea filimi, moo a e emelang ho monya ha letsatsi le e emelang ho ntša mocheso. Ts'ebetso ea mocheso ea lifilimi tse fapaneng e fapana haholo. Lifilimi tse monyang mocheso tsa pele li ne li entsoe ka lesela le letšo holim'a foil ea tšepe, e ileng ea lahleheloa ke ho fihlela ho 45% ea mahlaseli a bolelele ba maqhubu a malelele a ntšoang ha e monya mocheso le ho futhumala, e leng se ileng sa fella ka kotulo ea matla a letsatsi ea 50% feela. Bokhoni ba lifilimi tsa photothermal bo ka ntlafatsoa haholo ka ho sebelisa filimi e tšesaane e khethollang spectral. thepa e kang tšepe ea platinum, chromium, kapa carbides le nitrides tsa litšepe tse ling tsa phetoho. Lifilimi tsa photothermal hangata li lokisoa ka CVD kapa magnetron sputtering, 'me mocheso o ka fokotsoa ho fihlela ho 15% bakeng sa lifilimi tse nang le bokhoni ba pokello ba ho fihlela ho 80%. Lifilimi tse ntle tsa pokello tse khethiloeng ka spectra li na le coefficient ea ho monya e fetang 0.98 mefuteng e meholo ea spectrum ea letsatsi (<3um), le coefficient ea mahlaseli a mocheso e ka tlase ho 0.05 mefuteng ea mahlaseli a mocheso ea 500C (>3um), 'me li tsitsitse ka sebopeho le ts'ebetso ho 500°C sepakapakeng sa moea.
–Sengoloa sena se phatlalalitsoe kemoetsi oa lisebelisoa tsa ho roala ka vacuumGuangdong Zhenhua Technology.
Nako ea poso: Phato-05-2023