Ka tsoelo-pele e potlakileng ea theknoloji e kang Inthanete ea Lintho le bohlale ba maiketsetso, lisebelisoa tsa khase, sesebelisoa sa bohlokoa sa ho lemoha se tsejoang e le "likutlo tse hlano tsa motlakase", li amohela menyetla ea tsoelo-pele e e-s'o ka e e-ba teng. Ho tloha tlhahlobong ea pele ea likhase tse chefo le tse kotsi ho fihlela ts'ebelisong ea eona e pharaletseng ea tlhahlobo ea bongaka, lehae le bohlale, tlhokomelo ea tikoloho le likarolo tse ling kajeno, theknoloji ea sensor ea khase e ntse e fetoha haholo ho tloha ts'ebetsong e le 'ngoe ho ea ho bohlale, miniaturization le multi-dimensionality. Sengoliloeng sena se tla sekaseka ka botlalo litšoaneleho tsa tekheniki, tsoelo-pele ea morao-rao ea lipatlisiso le boemo ba ts'ebeliso ea lefats'e ea lisensara tsa khase, ho ela hloko haholo mekhoa ea nts'etsopele lefapheng la tlhahlobo ea khase linaheng tse kang China le United States.
Litšobotsi tsa tekheniki le mekhoa ea nts'etsopele ea li-sensors tsa khase
E le converter e fetolang karolo ea molumo oa khase e itseng hore e be lets'oao le lumellanang la motlakase, sensor ea khase e fetohile karolo ea bohlokoa le ea bohlokoa ho theknoloji ea sejoale-joale ea kutlo. Mofuta ona oa lisebelisoa o sebetsa lisampole tsa khase ka lihlooho tsa ho lemoha, hangata ho kenyelletsa mehato e kang ho sefa litšila le likhase tse sitisang, ho omisa kapa ho phekola ka sehatsetsing, 'me qetellong e fetole tlhahisoleseling ea mahloriso a khase hore e be mats'oao a motlakase a ka lekanngoang. Hajoale, ho na le mefuta e fapaneng ea li-sensor tsa khase 'marakeng, ho kenyelletsa mofuta oa semiconductor, mofuta oa electrochemical, mofuta oa catalytic combustion, li-sensor tsa khase ea infrared le li-photoionization (PID) tsa khase, joalo-joalo.
Botsitso le kutloisiso ke matšoao a mabeli a mantlha a ho lekola ts'ebetso ea li-sensor tsa khase. Botsitso bo bolela ho phehella ha karabelo ea mantlha ea sensor nakong eohle ea eona ea ts'ebetso, ho ipapisitseng le ho hoholeha le ho hoholeha ha nako. Ha e le hantle, bakeng sa li-sensor tsa boleng bo holimo tlas'a maemo a tsoelang pele a ho sebetsa, ho hoholeha ha zero selemo le selemo ho lokela ho ba ka tlase ho 10%. Sensitivity e bolela karo-karolelano ea phetoho ea tlhahiso ea sensor ho phetoho ea tlhahiso e lekantsoeng. Boikutlo ba mefuta e fapaneng ea li-sensor bo fapana haholo, haholo ho latela melao-motheo ea tekheniki le khetho ea thepa eo ba e amohelang. Ho phaella moo, selectivity (ke hore, cross-sensitivity) le ho hanyetsa kutu le tsona ke litekanyo tsa bohlokoa tsa ho hlahloba ts'ebetso ea lisele tsa khase. Ea pele e etsa qeto ea bokhoni ba ho lemoha ha sensor tikolohong e tsoakiloeng ea khase, ha ea morao-rao e amana le mamello ea sensor ka likhase tse phahameng tsa concentration.
Tsoelo-pele ea morao-rao ea theknoloji ea sensor ea khase e fana ka mekhoa e 'maloa e hlakileng. Pele ho tsohle, lipatlisiso le nts'etsopele ea lisebelisoa tse ncha le lits'ebetso tse ncha li ntse li tsoela pele ho teba. Lisebelisoa tsa setso tsa metal oxide semiconductor tse kang ZnO, SiO₂, Fe₂O₃, joalo-joalo li se li hōlile. Bafuputsi ba etsa doping, ho fetola le ho fetola holim'a lisebelisoa tse seng li ntse li le teng tse sa utloeleng khase ka mekhoa ea ho fetola lik'hemik'hale, le ho ntlafatsa mokhoa oa ho etsa lifilimi ka nako e le 'ngoe ho matlafatsa botsitso le khetho ea li-sensor. Ho sa le joalo, nts'etsopele ea lisebelisoa tse ncha tse kang composite le hybrid semiconductor gas-sensinsible materials le polymer gase e ntse e tsoela pele ka matla. Lisebelisoa tsena li bonts'a kutloisiso e phahameng, khetho le botsitso ho likhase tse fapaneng.
Bohlale ba li-sensor ke tataiso e 'ngoe ea bohlokoa ea nts'etsopele. Ka ts'ebeliso e atlehileng ea mahlale a macha a thepa joalo ka theknoloji ea nanotechnology le thekenoloji ea lifilimi tse tšesaane, lisensara tsa khase li ntse li hokahane le ho ba bohlale. Ka ho sebelisa ka botlalo mahlale a kopaneng a mahlale a macha a kang micro-mechanical le microelectronics, thekenoloji ea khomphutha, thekenoloji ea ho sebetsana le matšoao, theknoloji ea sensor, le theknoloji ea ho hlahloba liphoso, bafuputsi ba ntse ba etsa li-sensor tsa khase tse bohlale tsa digital tse khonang ho shebella likhase tse ngata ka nako e le 'ngoe. Sensor ea ho hanyetsa lik'hemik'hale-mokhoa oa mefuta e mengata e sa tsoa hlahisoa ke sehlopha sa lipatlisiso sa Moprofesa Yi Jianxin ho tsoa ho State Key Laboratory ea Fire Science Univesithing ea Saense le Theknoloji ea Chaena ke moemeli ea tloaelehileng oa mokhoa ona. Sensor ena e hlokomela tšibollo ea likarolo tse tharo le boitsebahatso bo nepahetseng ba likhase tse ngata le litšobotsi tsa mollo ka sesebelisoa se le seng 59.
Arrayization le optimization ea algorithm le tsona li fumana tlhokomelo e ntseng e eketseha. Ka lebaka la bothata ba karabelo e pharaletseng ea kutlo e le 'ngoe ea khase, e na le tšitiso e ngata ha likhase tse ngata li le teng ka nako e le ngoe. Ho sebelisa li-sensor tse ngata tsa khase ho theha sehlopha ho fetohile tharollo e sebetsang ea ho ntlafatsa bokhoni ba ho lemoha. Ka ho eketsa litekanyo tsa khase e fumanoeng, sehlopha sa sensor se ka fumana matšoao a mangata, a loketseng ho lekola liparamente tse ngata le ho ntlafatsa bokhoni ba kahlolo le kananelo. Leha ho le joalo, ha palo ea li-sensor ka har'a sehlopha e ntse e eketseha, ho rarahana ha ts'ebetso ea data le hona ho ea phahama. Ka hona, optimization ea li-sensor array ke ea bohlokoa haholo. Ka ntlafatso e hlophisitsoeng, mekhoa e kang coefficient coefficient le cluster analysis e amohetsoe hohle, ha li-algorithms tsa ho lemoha khase tse kang Principal Component Analysis (PCA) le Artificial Neural Network (ANN) li ntlafalitse haholo bokhoni ba ho lemoha mohlala oa li-sensor.
Lethathamo: Papiso ea Ts'ebetso ea Mefuta e ka Sehloohong ea Li-sensors tsa Khase
Mofuta oa sensor, molao-motheo oa ho sebetsa, melemo le mathata, bophelo bo tloaelehileng
Phatlalatso ea khase ea mofuta oa semiconductor e na le litšenyehelo tse tlase ho fetola khanyetso ea li-semiconductors, karabelo e potlakileng, khetho e mpe, 'me e angoa haholo ke mocheso le mongobo ka lilemo tse 2-3.
Khase ea electrochemical e etsa liphetoho tsa REDOX ho hlahisa hona joale, e nang le khetho e ntle le kutloisiso e phahameng. Leha ho le joalo, electrolyte e na le moaparo o fokolang le nako ea bophelo ea lilemo tse 1-2 (bakeng sa electrolyte ea metsi).
Catalytic combustion mofuta oa khase e tukang e baka liphetoho tsa mocheso. E etselitsoe ka ho khetheha bakeng sa ho lemoha khase e tukang 'me e sebetsa feela ho khase e tukang nako e ka etsang lilemo tse tharo.
Likhase tsa infrared li na le ho nepahala ho hoholo ha li monya leseli la infrared la wavelengths e itseng, ha li bake chefo, empa li na le litšenyehelo tse phahameng le molumo o batlang o le moholo bakeng sa lilemo tse 5 ho isa ho tse 10.
Photoionization (PID) ultraviolet photoionization bakeng sa ho lemoha molek'hule ea khase ea VOCs e na le kutlo e phahameng 'me ha e khone ho khetholla mefuta ea metsoako bakeng sa lilemo tse 3 ho isa ho tse 5.
Ke habohlokoa ho hlokomela hore le hoja theknoloji ea sensor ea khase e hatetse pele haholo, e ntse e tobana le mathata a mang a tloaelehileng. Nako ea bophelo ea li-sensor e thibela ts'ebeliso ea tsona likarolong tse itseng. Mohlala, nako ea bophelo ea li-sensor tsa semiconductor e ka ba lilemo tse 2 ho isa ho tse 3, ea li-sensor tsa khase ea electrochemical e ka ba lilemo tse 1 ho isa ho tse 2 ka lebaka la tahlehelo ea electrolyte, athe ea solid-state electrolyte electrochemical sensors e ka fihla lilemo tse 5. Ntle le moo, litaba tsa ho hoholeha (liphetoho tsa karabelo ea sensor ha nako e ntse e ea) le litaba tse tsitsitseng (phapang ea ts'ebetso har'a li-sensor tse sehlopheng se le seng) le tsona ke lintlha tsa bohlokoa tse thibelang ts'ebeliso e pharaletseng ea li-sensors tsa khase. E le ho arabela litabeng tsena, bafuputsi, ka lehlakoreng le leng, ba ikemiselitse ho ntlafatsa lisebelisoa tse sa utloeng bohloko ka khase le mekhoa ea tlhahiso, 'me ka lehlakoreng le leng, ba lefella kapa ba hatella tšusumetso ea ho hoholeha ha sensor ho sephetho sa tekanyo ka ho hlahisa mekhoa e tsoetseng pele ea ho sebetsana le data.
Maemo a fapaneng a ts'ebeliso ea li-sensor tsa khase
Theknoloji ea sensor ea khase e kenelletse likarolong tsohle tsa bophelo ba sechaba. Maemo a ts'ebeliso ea ona esale a feta sebaka sa moetlo oa ho lekola polokeho ea indasteri mme a ntse a hola ka potlako mafapheng a mangata joalo ka bophelo bo botle ba bongaka, tlhahlobo ea tikoloho, lehae le bohlale le polokeho ea lijo. Mokhoa ona oa mekhoa e fapaneng ea ts'ebeliso ha e bontše feela menyetla e tlisoang ke tsoelo-pele ea theknoloji empa e boetse e kenyelletsa tlhokahalo e ntseng e eketseha ea sechaba ea ho lemoha khase.
Tšireletseho ea indasteri le tlhokomelo ea khase e kotsi
Lebaleng la polokeho ea indasteri, lisensara tsa khase li bapala karolo e ke keng ea nkeloa sebaka, haholo liindasteri tse kotsing e kholo joalo ka boenjineri ba lik'hemik'hale, peteroleum le merafo. Moralo oa Chaena oa "14 oa Lilemo Tse Hlano oa Tlhahiso ea Tšireletseho ea Lik'hemik'hale Tse Kotsi" o hloka ka ho hlaka hore libaka tsa boikhathollo tsa liindasteri tsa lik'hemik'hale ho theha tsamaiso e pharaletseng ea tlhokomelo le temoso ea pele bakeng sa likhase tse chefo le tse kotsi le ho khothalletsa kaho ea lipolanete tse bohlale tsa taolo ea likotsi. "Industrial Internet Plus Work Safety Action Plan" e boetse e khothaletsa lirapeng tsa boikhathollo ho sebelisa li-sensor tsa Internet tsa Lintho le li-platform tsa tlhahlobo ea AI ho fihlela tlhahlobo ea nako ea nnete le karabelo e hokahaneng likotsing tse kang ho lutla ha khase. Mekhoa ena ea maano e khothalelitse haholo ts'ebeliso ea li-sensor tsa khase sebakeng sa polokeho ea indasteri.
Mekhoa ea morao-rao ea ho hlahloba khase ea indasteri e thehile litsela tse fapaneng tsa theknoloji. Theknoloji ea ho nahana ka maru a khase e bona ho lutla ha khase ka pono e hlahisang bongata ba khase e le liphetoho tsa maemo a bohlooho ba pixel setšoantšong. Bokhoni ba eona ba ho lemoha bo amana le lintlha tse joalo ka khatello le bophahamo ba khase e lutlang, phapang ea mocheso le sebaka sa ho lekola. Theknoloji ea Fourier transform infrared spectroscopy e ka hlokomela ka boleng le ka mokhoa o leka-lekaneng mefuta e fetang 500 ea likhase ho kenyeletsa le inorganic, organic, chefo le tse kotsi, 'me ka nako e le 'ngoe e ka hlahloba mefuta e 30 ea likhase. E loketse litlhoko tse rarahaneng tsa ho beha leihlo khase lirapeng tsa boikhathollo tsa indasteri ea lik'hemik'hale. Litheknoloji tsena tse tsoetseng pele, ha li kopantsoe le li-sensor tsa khale tsa khase, li theha marang-rang a maemo a mangata a ho lekola polokeho ea khase ea indasteri.
Boemong bo khethehileng ba ho kenya ts'ebetsong, mekhoa ea ho hlahloba khase ea indasteri e hloka ho lumellana le letoto la litekanyetso tsa naha le tsa machaba. China "Tekanyetso ea Moralo ea ho Khetholla le Alamo ea Likhase tse Chesang le tse Chefo indastering ea Petrochemical" GB 50493-2019 le "Tlhaloso e Akaretsang ea Tekheniki bakeng sa Tlhokomelo ea Ts'ireletseho ea Mehloli e Meholo ea Kotsi ea Lik'hemik'hale Tse Kotsi" AQ 3035-2010 e fana ka lintlha tsa tekheniki bakeng sa tlhahlobo ea khase ea indasteri United States, Tsamaiso ea Ts'ireletso ea United States e ntlafalitse 26. letoto la litekanyetso tsa ho lemoha khase, tse hlokang ho lemoha ha khase pele ho ts'ebetso ea sebaka se koaletsoeng le ho etsa bonnete ba hore khatello ea likhase tse kotsi moeeng e ka tlaase ho tekanyo e sireletsehileng ea 610. Litekanyetso tsa NFPA (National Fire Protection Association of the United States), tse kang NFPA 72 le NFPA 54, li behile litlhoko tse khethehileng bakeng sa ho lemoha likhase tse tukang le likhase tse chefo 610.
Tlhahlobo ea bophelo bo botle ba bongaka le mafu
Lekala la bongaka le bophelo bo botle le fetoha e 'ngoe ea mebaraka e tšepisang ka ho fetesisa ea li-sensors tsa khase. Khase e tsoang 'meleng oa motho e na le li-biomarker tse ngata tse amanang le maemo a bophelo bo botle. Ka ho lemoha li-biomarker tsena, tlhahlobo ea pele le ho lekola mafu a sa khaotseng ho ka finyelloa. Sesebelisoa se tšoaroang ka letsoho sa ho lemoha acetone e entsoeng ke sehlopha sa Dr. Wang Di ho tsoa Setsing sa Lipatlisiso sa Super Perception sa Zhejiang Laboratory ke moemeli ea tloaelehileng oa kopo ena. Sesebelisoa sena se sebelisa tsela ea mahlale a colorimetric ho lekanya litaba tsa acetone moeeng o tsoang ho motho ka ho bona phetoho ea 'mala oa thepa e sa utloeng khase, ka hona ho fumana lefu la tsoekere la mofuta oa 1 kapele le ntle le bohloko.
Ha tekanyo ea insulin ’meleng oa motho e le tlaase, ha e khone ho fetola tsoekere hore e be matla ’me ho e-na le hoo e senya mafura. E le e 'ngoe ea lihlahisoa ka mor'a ho senyeha ha mafura, acetone e ntšoa' meleng ka ho hema. Dr. Wang Di o hlalositse 1. Ha ho bapisoa le liteko tsa mali tsa setso, mokhoa ona oa ho hlahloba phefumoloho o fana ka phihlelo e ntle ea ho hlahloba le ho phekola. Ho feta moo, sehlopha se ntse se etsa "tokoloho ea letsatsi le letsatsi" patch acetone sensor. Sesebelisoa sena sa theko e tlase se ka roaloang se ka lekanya khase ea acetone e tsoang letlalong bosiu le motšehare. Nakong e tlang, ha e kopantsoe le theknoloji ea bohlale ba maiketsetso, e ka thusa ho hlahloba, ho beha leihlo le ho tataisa meriana ea lefu la tsoekere.
Ntle le lefu la tsoekere, li-sensor tsa khase li boetse li bonts'a bokhoni bo boholo taolong ea mafu a sa foleng le ho beha leihlo mafu a phefumolohang. The carbon dioxide concentration curve ke motheo oa bohlokoa oa ho ahlola boemo ba pulmonary ventilation ea bakuli, ha likhahla tsa mahloriso tsa likarolo tse itseng tsa khase li bontša mokhoa oa tsoelo-pele oa mafu a sa foleng. Ka tloaelo, tlhaloso ea lintlha tsena e ne e hloka ho kenya letsoho ha basebeletsi ba tsa bongaka. Leha ho le joalo, ka matlafatso ea theknoloji ea mahlale a maiketsetso, li-sensor tsa khase tse bohlale li ke ke tsa lemoha likhase feela le ho hula li-curve, empa hape li fumana hore na tsoelo-pele ea mafu e kae, e fokotsa haholo khatello ho basebetsi ba bongaka.
Lefapheng la lisebelisoa tsa ho apara tsa bophelo bo botle, ts'ebeliso ea lisebelisoa tsa khase e ntse e le boemong ba eona ba pele, empa litebello li pharalletse. Bafuputsi ba Zhuhai Gree Electric Appliances ba bontšitse hore le hoja lisebelisoa tsa ntlo li fapane le lisebelisoa tsa bongaka tse nang le ts'oaetso ea mafu, lefapheng la tlhokomelo ea bophelo bo botle ba malapeng letsatsi le leng le le leng, lisebelisoa tsa lisebelisoa tsa khase li na le melemo e kang theko e tlaase, ho se hlaselehe le ho fokotsa lintho tse nyenyane, ho etsa hore li lebeletsoe hore li hlahe ka ho eketsehileng lisebelisoa tsa ntlo tse kang lisebelisoa tsa tlhokomelo ea molomo le lisebelisoa tsa sebele tsa ho lebela le ho hlokomela tharollo ea sebele. Ka tlhokahalo e ntseng e eketseha ea bophelo bo botle ba malapeng, ho lekola boemo ba bophelo ba batho ka lisebelisoa tsa lapeng e tla ba tataiso ea bohlokoa bakeng sa nts'etsopele ea malapa a bohlale.
Tlhokomelo ea tikoloho le thibelo le taolo ea tšilafalo
Tlhokomelo ea tikoloho ke e 'ngoe ea libaka tseo li-sensor tsa khase li sebelisoang haholo ho tsona. Ha khatello ea lefats'e ea ts'ireletso ea tikoloho e ntse e eketseha, tlhokahalo ea ho beha leihlo lintho tse fapaneng tse silafatsang sepakapakeng le eona e ntse e eketseha letsatsi le letsatsi. Li-sensor tsa khase li ka lemoha likhase tse kotsi tse kang carbon monoxide, sulphur dioxide le ozone, tse fanang ka sesebelisoa se sebetsang sa ho hlahloba boleng ba moea ba tikoloho.
Sensor ea khase ea motlakase ea UGT-E4 ea Khamphani ea Brithani ea Khase Shield ke sehlahisoa se emelang tšebetso ea ho lekola tikoloho. E ka lekanya ka nepo litaba tsa litšila tse sepakapakeng le ho fana ka tšehetso ea data ka nako le e nepahetseng bakeng sa mafapha a ts'ireletso ea tikoloho. Sensor ena, ka ho kopanngoa le theknoloji ea morao-rao ea tlhahisoleseding, e fihletse mesebetsi e kang ho shebella hole, ho kenya data, le alamo e bohlale, ho ntlafatsa haholo ts'ebetso le boiketlo ba ho lemoha khase. Basebelisi ba ka boloka tlaleho ea liphetoho tsa khase nako efe kapa efe le kae kapa kae ka mehala ea bona ea cellular kapa likhomphutha, ho fana ka motheo oa saense bakeng sa taolo ea tikoloho le ho etsa maano.
Mabapi le tlhahlobo ea boleng ba moea ka tlung, li-sensor tsa khase le tsona li phetha karolo ea bohlokoa. Tekanyetso ea EN 45544 e fanoeng ke European Committee for Standardization (EN) ke ka ho khetheha bakeng sa tlhahlobo ea boleng ba moea ka tlung 'me e akaretsa litlhoko tsa tlhahlobo bakeng sa likhase tse sa tšoaneng tse kotsi 610. Li-sensor tse tloaelehileng tsa carbon dioxide, li-sensor tsa formaldehyde, joalo-joalo 'marakeng li sebelisoa haholo libakeng tsa bolulo tsa sechaba, mehaho ea khoebo le libaka tsa boithabiso tsa sechaba, ho thusa batho ho theha tikoloho e ntle le e phutholohileng ea ka tlung. Haholo-holo nakong ea seoa sa COVID-19, moea o kenang ka tlung le boleng ba moea li amohetse tlhokomelo e neng e sa lebelloa, e nts'etsapele nts'etsopele le ts'ebeliso ea mahlale a amanang le sensor.
Tlhokomelo ea tlhahiso ea carbon ke tataiso e hlahang ea ts'ebeliso ea li-sensor tsa khase. Khahlanong le semelo sa ho se nke lehlakore ha khabone lefatšeng ka bophara, ho lekola ka nepo likhase tse futhumatsang lefatše joalo ka carbon dioxide e se e le tsa bohlokoa haholo. Li-sensor tsa infrared carbon dioxide li na le melemo e ikhethang tšimong ena ka lebaka la ho nepahala ha tsona, khetho e ntle le bophelo bo bolelele ba tšebeletso. "Litaelo bakeng sa Kaho ea Lipolanete tse Bohlale tsa Taolo ea Likotsi Libakeng tsa Liindasteri tsa Lik'hemik'hale" Chaena li thathamisitse tlhahlobo ea khase e tukang/chefo le tlhahlobo ea ho latela mehloli e lutlang e le likahare tsa kaho tse tlamang, tse bonts'ang khatello ea leano mabapi le karolo ea ho beha leihlo khase sebakeng sa ts'ireletso ea tikoloho.
Smart Home and Food Safety
Smart Home ke 'maraka o tšepisang ka ho fetesisa oa lisebelisoa tsa bareki bakeng sa li-sensor tsa khase. Hona joale, li-sensor tsa khase li sebelisoa haholo-holo lisebelisoa tsa lapeng tse kang li-air purifier le li-conditioner tse hloekileng. Leha ho le joalo, ka kenyelletso ea li-sensor arrays le li-algorithms tse bohlale, bokhoni ba ts'ebeliso ea bona maemong a joalo ka ho boloka, ho pheha le ho lekola bophelo bo botle bo ntse bo ntlafatsoa butle-butle.
Mabapi le ho boloka lijo, li-sensor tsa khase li ka shebella monko o sa thabiseng o hlahisoang ke lijo nakong ea polokelo ho fumana hore na lijo li ncha hakae. Liphetho tsa morao-rao tsa lipatlisiso li bonts'a hore ho sa tsotellehe hore na sensor e le 'ngoe e sebelisetsoa ho shebella mahloriso a monko kapa mochine oa sensor ea khase o kopantsoeng le mekhoa ea ho lemoha mokhoa o amoheloang ho fumana hore na lijo li ncha hakae, liphello tse ntle li fihletsoe. Leha ho le joalo, ka lebaka la ho rarahana ha maemo a ts'ebeliso ea sehatsetsi (joalo ka tšitiso ea basebelisi ba ho bula le ho koala mamati, ho qala le ho emisa li-compressor, le ho potoloha ha moea ka hare, joalo-joalo), hammoho le tšusumetso e fapaneng ea likhase tse fapaneng tse sa tsitsang tse tsoang ho metsoako ea lijo, ho ntse ho na le monyetla oa ho ntlafatsa ho nepahala ha boikemisetso ba lijo tse ncha.
Lisebelisoa tsa ho pheha ke boemo bo bong ba bohlokoa bakeng sa li-sensor tsa khase. Ho na le lik'hemik'hale tse makholo tsa khase tse hlahisoang nakong ea ho pheha, ho kenyelletsa lintho tse nyenyane, alkanes, metsoako e nkhang hamonate, aldehydes, ketones, alcohols, alkenes le metsoako e meng e sa tsitsang ea lintho tse phelang. Sebakeng se rarahaneng joalo, lisebelisoa tsa sensor ea khase li bonts'a melemo e hlakileng ho feta li-sensor tse le 'ngoe. Liphuputso li bonts'a hore li-sensors tsa khase li ka sebelisoa ho tseba boemo ba ho pheha lijo ho ipapisitsoe le tatso ea motho, kapa e le sesebelisoa sa ho beha leihlo lijong ho tlaleha khafetsa mekhoa ea ho pheha ho basebelisi. Leha ho le joalo, maemo a tikoloho ea ho pheha a kang mocheso o phahameng, mosi oa ho pheha le mouoane oa metsi a ka etsa hore sensor e be "chefo", e leng bothata ba theknoloji bo lokelang ho rarolloa.
Sebakeng sa polokeho ea lijo, lipatlisiso tsa sehlopha sa Wang Di li bonts'itse boleng ba ts'ebeliso ea lisebelisoa tsa khase. Ba ikemiseditse ho “ho tsebahatsa digase tse ngata ka nako e le nngwe le plug-in e nyane ya mehala ya thekeng”, mme ba ikemiseditse ho etsa hore lesedi la polokeho ya dijo le fumanehe habonolo. Sesebediswa sena se kopaneng sa monko se kopaneng haholo se ka bona likarolo tse sa tsitsang lijong, sa lekola bocha le polokeho ea lijo, 'me sa fana ka litšupiso tsa nako ea nnete bakeng sa bareki.
Lethathamo: Lintho tse ka sehloohong tsa ho lemoha le litšobotsi tsa tekheniki tsa li-sensor tsa khase libakeng tse fapaneng tsa ts'ebeliso
Libaka tsa kopo, lintho tse ka sehloohong tsa ho lemoha, mefuta ea li-sensor tse sebelisoang hangata, mathata a tekheniki, mekhoa ea ntlafatso
Khase e tukang ea polokeho ea indasteri, mofuta oa khase e chefo e tukang, mofuta oa electrochemical, mamello e matla ea tikoloho e mamellang khase e ngata, tlhahlobo e lumellanang ea ho lutla.
Acetone ea bongaka le bophelo bo botle, CO₂, mofuta oa semiconductor oa VOCs, khetho ea mofuta oa colorimetric le kutlo, tlhahlobo e apereng le e bohlale.
Ho tsamaisoa ha grid ea nako e telele le phetiso ea data ea nako ea nnete bakeng sa ho lekola tikoloho ea litšila tsa moea le likhase tse futhumatsang lefatše ka mefuta ea infrared le electrochemical.
Khase e sa tsitsang ea lijo tsa lapeng, mofuta oa semiconductor oa mosi oa ho pheha, bokhoni ba ho thibela tšitiso ea PID
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Nako ea poso: Jun-11-2025