1. Selelekela hoLimithara tsa Mocheso tsa Ultrasonic
Methapo ea mocheso ea Ultrasonic ke lisebelisoa tse tsoetseng pele tse sebelisetsoang hotekanyotshebediso ya mocheso ditsamaisong tsa ho futhumatsa kapa tsa ho phodisa. Di sebetsa ho latela molao-motheo wa ho sebedisa maqhubu a ultrasound. Dimithara tsena di lekanya lebelo la mokelikeli ka hara phaephe ka ho tlola maqhubu a modumo ka hare ho lebota la phaephe. Ka ho kopanya tlhahisoleseding ya sekgahla sa phallo le phapang ya mocheso wa mokelikeli dintlheng tse pedi (hangata keno le phallo ya sistimi), matla a mocheso a fetisetswang a ka balwa ka nepo. Ha ho bapiswa le dimithara tsa setso, dimithara tsa mocheso tsa ultrasonic di fana ka ho nepahala ho hoholo, bokgoni ba ho lekola data ka nako ya nnete, mme ha di angwe haholo ke mabaka a kang thepa ya phaephe le ditshila tsa mokelikeli maemong a mangata.
2. Meeli e amanang le Molao-motheo oa Mosebetsi le Mocheso
Molao-motheo oa tekanyo ea ultrasonic ka boeona o tsitsitse ka mokhoa o batlang o lekana maemong a fapaneng a mocheso. Leha ho le joalo, ha ho tluoa tabeng ea ho lekanya metsi a mocheso o phahameng, lintlha tse 'maloa tse amanang le likarolo tsa meter lia sebetsa. Li-sensor le li-transducer tse limithareng tsa mocheso oa ultrasonic ke likarolo tsa bohlokoa bakeng sa phetiso le kamohelo ea lets'oao. Libakeng tse mocheso o phahameng, thepa ea likarolo tsena e ka ameha. Mohlala, thepa ea piezoelectric e sebelisoang hangata ho li-transducer e ka ba le liphetoho litšobotsing tsa eona tsa 'mele mochesong o phahameng, e leng se ka amang ho nepahala ha tlhahiso le ho lemoha maqhubu a ultrasound.
Ho feta moo, ditiiso le thepa ya ho kwahela mocheso ka hara mithara di hloka ho boloka botsitso ba tsona ho thibela ho dutla le ho netefatsa tshebetso e nepahetseng. Dithempereichara tse phahameng di ka etsa hore thepa ena e senyehe, e atolohe, kapa e nyenyefale, e leng se ka lebisang mathateng a kang ho fokotseha ha tshebetso ya ho kwala kapa tshitiso ya matshwao a motlakase le a ultrasound.
3. Maemo a Thempereichara Mefuteng e Fapaneng ea Ultrasonic Heat Methara
3.1 Maemo a Tloaelehileng - Methapo ea Mocheso ea Ultrasonic e Meholo
Methapo e mengata e tloaelehileng ea mocheso ea ultrasonic e etselitsoe ho lekanya metsi a nang le mocheso o pakeng tsa - 30 °C le 90 °C. Mohlala, mehlala e meng e sebelisoang lits'ebetsong tse tloaelehileng tsa ho futhumatsa le ho pholisa bakeng sa mehaho ea bolulo kapa ea khoebo e oela sehlopheng sena. Methapo ena e loketse lits'ebetso moo mokelikeli o metsi, hangata o thehiloeng metsing, o sa feteng 90 °C. Sistiming e tloaelehileng ea ho futhumatsa bohareng, mocheso oa phepelo ea metsi a chesang hangata o beoa ho pota 60 - 80 °C, e leng ka har'a tekanyo ea limithara tsena tse tloaelehileng. Li-sensor le thepa e ka har'a limithara tsena li khethoa ho netefatsa ts'ebetso e tsitsitseng ka har'a nako ena ea mocheso, e fanang ka tekanyo e nepahetseng ea mocheso bakeng sa merero ea ho lefisa le taolo ea sistimi.
3.2 Limithara tsa Mocheso tsa Ultrasonic tsa Mocheso o Phahameng
Ho fihlela litlhoko tsa lits'ebetso tsa indasteri moo ho amehang maro a mocheso o phahameng, ho ntlafalitsoe limithara tsa mocheso oa ultrasonic tse nang le mocheso o phahameng. Limithara tsena li ka sebetsana le mocheso o phahameng haholo. Limithara tse ling tsa mocheso oa ultrasonic tse nang le mocheso o phahameng li khona ho lekanya maro a fihlang ho 160 °C. Lits'ebetsong tse itseng tsa indasteri, joalo ka indastering ea lik'hemik'hale moo metsi a chesang kapa maro a mang a phetisetso ea mocheso a sebelisoang mochesong o phahameng bakeng sa li-reactor tse futhumatsang kapa lisebelisoa tse ling, limithara tsena tsa mocheso oa ultrasonic tse nang le mocheso o phahameng li ka lekanya phetisetso ea mocheso ka nepo.
Ho na le mehlala e ikhethang le ho feta e ka lekanyang metsi mochesong o fihlang ho 200 °C. Mohlala, lits'ebetsong tse ling tsa potoloho ea metsi mochesong o phahameng tlhahisong ea indasteri, joalo ka ts'ebetsong ea tlhahiso ea toluylendiamine (TDA), moo motsoako oa metsi o potolohang hoo e ka bang 150 °C tlas'a khatello ea hoo e ka bang 30 bar. Maemong a joalo, ho sebelisoa li-meter tsa phallo ea ultrasonic tse sa keneleng metsi tse nang le li-transducer tsa mocheso o phahameng (tse netefalitsoeng ho fihlela ho 200 °C). Li-transducer tsena li entsoe ka thepa e khethehileng e hanelang mocheso o phahameng bakeng sa likarolo tsa tsona, ho kenyeletsoa likarolo tsa piezoelectric le thepa ea bolulo, ho netefatsa ts'ebetso e tsitsitseng le tekanyo e nepahetseng mochesong ona o phahameng.
4. Mabaka a Amang Mocheso o Lekanngoang ka ho Fetisisa
4.1 Khetho ea Thepa
Thepa e sebelisitsoeng kahong eamithara ea mocheso oa ultrasonicLi bapala karolo ea bohlokoa ho fumaneng mocheso oa tsona o ka lekanngoang ka ho fetisisa. Bakeng sa li-transducer, thepa ea piezoelectric e hanelang mocheso o phahameng joalo ka mefuta e itseng ea li-ceramic tse thehiloeng ho loto tse nang le li-zirconate titanate (PZT) tse nang le metsoako e fetotsoeng hangata li sebelisoa mehlaleng ea mocheso o phahameng. Lisebelisoa tsena li ka boloka thepa ea tsona ea piezoelectric, e leng ea bohlokoa bakeng sa ho hlahisa le ho lemoha maqhubu a ultrasound, mochesong o phahameng.
Ntlo le thepa ea ho koala le tsona li hloka ho khethoa ka hloko. Mohlala, thepa e kang polasetiki e hanelang mocheso o phahameng (joalo ka PEEK - polyetheretherketone) kapa li-alloy tse khethehileng li sebelisoa bakeng sa ntlo ho mamella mocheso o phahameng ntle le ho fetola sebopeho kapa ho lahleheloa ke matla a eona a mechini. Litiiso tse entsoeng ka li-elastomer tsa fluorocarbon kapa thepa e 'ngoe e kang rabara e hanelang mocheso o phahameng li sebelisoa ho netefatsa tiiso e tiileng le ho thibela ho lutla kapa ho kena ha lintho tse kantle tse ka amang ts'ebetso ea mithara.
4.2 Moralo oa ho Pholisa le ho Sireletsa
Litšebelisong tse ling tsa mocheso o phahameng, mehato e meng ea ho pholisa le ea ho thibela mocheso e kenyelletsoamithara ea mocheso oa ultrasonicmoralo. Mekhoa ea ho pholisa, joalo ka likanale tsa ho pholisa ka moea o qobelloang kapa tsa metsi, li ka sebelisoa ho qhala mocheso o monngoang ke likarolo tsa mithara ho tsoa mokelikeling o mocheso o phahameng. Sena se thusa ho boloka mocheso oa kahare oa mithara o le sebakeng se amohelehang bakeng sa ts'ebetso e nepahetseng ea likarolo tsa eona tsa elektroniki le tsa ultrasound.
Ho thibela mocheso le hona ho bohlokoa. Lisebelisoa tsa ho thibela mocheso tsa boleng bo holimo li sebelisoa ho arola likarolo tse bonolo tsa mithara tikolohong ea mocheso o phahameng. Sena ha se thuse feela ho boloka botsitso ba likarolo empa hape se fokotsa kotsi ea tšitiso e bakoang ke mocheso le matšoao a ultrasonic.
5. Qetello
Ka kakaretso, mocheso o phahameng ka ho fetisisa oa metsi a ka lekanngoang ka li-ultrasound heat metara o fapana ho latela mohlala le moralo oa oona. Li-ultrasound heat metara tse tloaelehileng hangata li ka lekanya metsi a pakeng tsa - 30 °C le 90 °C, e leng se lekaneng bakeng sa lits'ebetso tse tloaelehileng tsa ho futhumatsa le ho pholisa. Leha ho le joalo, bakeng sa lits'ebetso tsa indasteri le lits'ebetso tse ling tse kenyelletsang metsi a mocheso o phahameng, li-ultrasound heat metara tse phahameng lia fumaneha. Tsena li kalekanya mekelikeliho fihlela ho 160 °C kapa esita le 200 °C maemong a mang. Ntlafatso ea limithara tsena tse nang le bokhoni ba mocheso o phahameng e khoneha ka ho sebelisa thepa e tsoetseng pele e hanelang mocheso o phahameng le meralo e rarahaneng ea ho pholisa le ho kenya mocheso. Ha u khetha mithara ea mocheso ea ultrasonic bakeng sa ts'ebeliso e itseng, ho bohlokoa ho nahana ka mefuta ea mocheso oa mokelikeli o lokelang ho lekanyetsoa ho netefatsa tekanyo e nepahetseng le e tšepahalang ea mocheso.
Nako ea poso: Phuptjane-17-2025