Ngophuhliso olukhawulezayo lwetekhnoloji efana ne-Intanethi yezinto kunye nobukrelekrele bokwenziwa, izinzwa zegesi, isixhobo esibalulekileyo sokuva esaziwa ngokuba yi-"electric five senses", ziyamkela amathuba ophuhliso angazange abonwe ngaphambili. Ukususela ekubekweni esweni kokuqala kweegesi ezinobungozi neziyingozi kwimizi-mveliso ukuya ekusetyenzisweni kwayo ngokubanzi ekuxilongweni kwezonyango, ikhaya elikrelekrele, ukujonga okusingqongileyo kunye neminye imimandla namhlanje, itekhnoloji yezinzwa zegesi idlula kutshintsho olukhulu ukusuka kumsebenzi omnye ukuya kubukrelekrele, ukwenziwa kwezinto ezincinci kunye nobukhulu obuninzi. Eli nqaku liza kuhlalutya ngokupheleleyo iimpawu zobugcisa, inkqubela phambili yophando lwamva nje kunye nemeko yesicelo sehlabathi seenzwa zegesi, ngakumbi kwiindlela zophuhliso kwicandelo lokubeka esweni igesi kumazwe afana neTshayina ne-United States.
Iimpawu zobugcisa kunye neendlela zophuhliso lwezinzwa zegesi
Njengesiguquli esiguqula iqhezu levolumu yegesi ethile ibe sisignali yombane ehambelanayo, isivamvo segesi sibe yinxalenye ebalulekileyo neyimfuneko kubuchwepheshe banamhlanje bokubona. Olu hlobo lwezixhobo lucubungula iisampuli zegesi ngeentloko zokufumanisa, zihlala ziquka amanyathelo afana nokucoca ukungcola kunye neegesi eziphazamisayo, ukomisa okanye unyango lwefriji, kwaye ekugqibeleni ukuguqula ulwazi loxinzelelo lwegesi lube ziimpawu zombane ezinokulinganiswa. Okwangoku, kukho iintlobo ezahlukeneyo zezivamvo zegesi kwimarike, kubandakanya uhlobo lwe-semiconductor, uhlobo lwe-electrochemical, uhlobo lokutsha kwe-catalytic, izivamvo zegesi ze-infrared kunye nezivamvo zegesi ze-photoionization (PID), njl. Ngayinye yazo ineempawu zayo kwaye isetyenziswa kakhulu kwiindawo zovavanyo loluntu, lwemizi-mveliso kunye nolwendalo.
Uzinzo kunye novakalelo zezona zibonakaliso zimbini ziphambili zokuvavanya ukusebenza kwee-sensors zegesi. Uzinzo lubhekisa ekuqhubekeni kwempendulo esisiseko ye-sensor kulo lonke ixesha layo lokusebenza, elixhomekeke kwi-zero drift kunye ne-interval drift. Ngokufanelekileyo, kwii-sensors ezisemgangathweni ophezulu phantsi kweemeko zokusebenza eziqhubekayo, i-zero drift yonyaka kufuneka ibe ngaphantsi kwe-10%. Uvakalelo lubhekisa kumlinganiselo wotshintsho kwimveliso ye-sensor kutshintsho kwingeniso elinganisiweyo. Uvakalelo lweentlobo ezahlukeneyo zee-sensors luyahluka kakhulu, ikakhulu kuxhomekeke kwimigaqo yobugcisa kunye nokukhethwa kwezinto abazenzayo. Ukongeza, ukukhetha (oko kukuthi, uvakalelo olunqamlezileyo) kunye nokumelana nokugqwala nazo ziiparameter ezibalulekileyo zokuvavanya ukusebenza kwee-sensors zegesi. Eyokuqala imisela amandla okuqaphela i-sensor kwindawo exutyiweyo yegesi, ngelixa eyesibini inxulumene nokunyamezela kwe-sensor kwiigesi ezijolise kugxininiso oluphezulu.
Uphuhliso lwangoku lwetekhnoloji ye-sensor yegesi lubonisa iindlela ezininzi ezicacileyo. Okokuqala, uphando nophuhliso lwezinto ezintsha kunye neenkqubo ezintsha luye lwaqhubeka lusiba nzulu. Izinto zemveli ze-metal oxide semiconductor ezifana ne-ZnO, i-SiO₂, i-Fe₂O₃, njl. ziye zavuthwa. Abaphandi bayazisebenzisa iziyobisi, batshintsha kwaye batshintsha umphezulu wezinto ezikhoyo ezibuthathaka kwigesi ngeendlela zokuguqula iikhemikhali, kwaye baphucula inkqubo yokwenza ifilimu ngaxeshanye ukuphucula uzinzo kunye nokukhetha kwee-sensors. Okwangoku, uphuhliso lwezinto ezintsha ezifana nezinto ezidityanisiweyo kunye ne-hybrid semiconductor ezibuthathaka kwigesi kunye nezinto ezibuthathaka kwigesi zepolymer nazo ziyaphuculwa ngokukhutheleyo. Ezi zinto zibonisa uvakalelo oluphezulu, ukukhetha kunye nozinzo kwiigesi ezahlukeneyo.
Ubukrelekrele beenzwa yenye indlela ebalulekileyo yophuhliso. Ngokusetyenziswa ngempumelelo kwezobuchwepheshe obutsha obufana ne-nanotechnology kunye netekhnoloji yefilimu encinci, ii-sensors zegesi ziya zidityaniswa kwaye zikrelekrele ngakumbi. Ngokusebenzisa ngokupheleleyo iiteknoloji ezidityanisiweyo zezifundo ezininzi ezifana netekhnoloji ye-micro-mechanical kunye ne-microelectronics, itekhnoloji yekhompyutha, itekhnoloji yokucubungula imiqondiso, itekhnoloji yeenzwa, kunye netekhnoloji yokuxilonga iimpazamo, abaphandi baphuhlisa ii-sensors zegesi ezikrelekrele zedijithali ezizenzekelayo ngokupheleleyo ezikwaziyo ukujonga ngaxeshanye iigesi ezininzi. I-sensor enokuchasana neekhemikhali enokuguqulelwa kutshanje liqela lophando likaNjingalwazi oNcedisayo uYi Jianxin ovela kwi-State Key Laboratory of Fire Science kwiYunivesithi yeSayensi kunye neTekhnoloji yaseTshayina ngummeli oqhelekileyo wale ndlela. Le sensor iqonda ukufunyanwa okunemilinganiselo emithathu kunye nokuchongwa ngokuchanekileyo kweegesi ezininzi kunye neempawu zomlilo ngesixhobo esinye 59.
Ulungelelwaniso kunye nokulungiswa kwe-algorithm nazo zifumana ingqwalasela eyandayo. Ngenxa yengxaki yokuphendula nge-wide-spectrum ye-sensor enye yegesi, idla ngokuphazamiseka xa kukho iigesi ezininzi ngaxeshanye. Ukusebenzisa ii-sensor ezininzi zegesi ukwenza i-array kube sisisombululo esisebenzayo sokuphucula amandla okuqaphela. Ngokwandisa ubukhulu begesi efunyenweyo, i-sensor array inokufumana imiqondiso engaphezulu, enceda ekuvavanyeni iiparameter ezingaphezulu kunye nokuphucula amandla okugweba kunye nokuqaphela. Nangona kunjalo, njengoko inani lee-sensor kwi-array lisanda, ubunzima bokucubungula idatha nabo buyakhula. Ke ngoko, ukulungiswa kwe-sensor array kubaluleke kakhulu. Kwi-array optimization, iindlela ezifana ne-correlation coefficient kunye nohlalutyo lweqela ziyasetyenziswa kakhulu, ngelixa ii-algorithms zokuqaphela igesi ezifana ne-Principal Component Analysis (PCA) kunye ne-artificial neural Network (ANN) ziphucule kakhulu amandla okuqaphela ipateni yee-sensors.
Itheyibhile: Uthelekiso Lokusebenza Kweentlobo Eziphambili Zeenzwa Zegesi
Uhlobo lwenzwa, umgaqo wokusebenza, iingenelo kunye nokungalungi, ubomi obuqhelekileyo
Ukutsalwa kwegesi yohlobo lwe-semiconductor kunexabiso eliphantsi ekutshintsheni ukumelana kwee-semiconductors, impendulo ekhawulezayo, ukukhetha okubi, kwaye kuchaphazeleka kakhulu bubushushu kunye nokufuma iminyaka emi-2-3.
Igesi ye-electrochemical idlula kwiimpendulo ze-REDOX ukuze ivelise umbane, onokukhetha kakuhle kunye nobuntununtunu obuphezulu. Nangona kunjalo, i-electrolyte inokonakala okulinganiselweyo kwaye ihlala ixesha elide iminyaka eli-1-2 (kwi-electrolyte engamanzi).
Ukutsha kwegesi evuthayo yohlobo lwe-catalytic combustition kubangela utshintsho kubushushu. Yenzelwe ngokukodwa ukufunyanwa kwegesi evuthayo kwaye isebenza kuphela kwigesi evuthayo kangangeminyaka emithathu.
Iigesi ze-infrared zichaneke kakhulu ekufunxeni ukukhanya kwe-infrared kwamaza athile, azibangeli ityhefu, kodwa zinexabiso eliphezulu kunye nomthamo omkhulu kangangeminyaka emi-5 ukuya kweli-10.
I-Photoionization (PID) ye-ultraviolet photoionization yokufumanisa iimolekyuli zegesi ze-VOCs inobuntununtunu obuphezulu kwaye ayinakukwazi ukwahlula iintlobo zeekhompawundi iminyaka emi-3 ukuya kwemi-5
Kubalulekile ukuqaphela ukuba nangona iteknoloji ye-gas sensor iye yenza inkqubela phambili enkulu, isajongene nemingeni eqhelekileyo. Ixesha le-sensors lithintela ukusetyenziswa kwazo kwiindawo ezithile. Umzekelo, ixesha le-sensors ze-semiconductor limalunga neminyaka emi-2 ukuya kwemi-3, ixesha le-electrochemical gas sensors limalunga neminyaka eli-1 ukuya kwemi-2 ngenxa yokulahleka kwe-electrolyte, ngelixa ixesha le-solid-state electrochemical sensors lifikelela kwiminyaka emi-5. Ukongeza, imiba yokushukuma (utshintsho kwimpendulo ye-sensor ngokuhamba kwexesha) kunye nemiba yokungaguquguquki (umahluko ekusebenzeni phakathi kwe-sensors kwi-batch efanayo) nazo zizinto ezibalulekileyo ezithintela ukusetyenziswa ngokubanzi kwe-gas sensors. Ukuphendula le miba, abaphandi, kwelinye icala, bazimisele ukuphucula izinto ezibuthathaka kwi-gas kunye neenkqubo zokuvelisa, kwaye kwelinye icala, bahlawula okanye bacinezela impembelelo ye-sensor drift kwiziphumo zokulinganisa ngokuphuhlisa ii-algorithms eziphambili zokucubungula idatha.
Iimeko ezahlukeneyo zokusetyenziswa kwezinzwa zegesi
Itekhnoloji ye-gesi sensor ifikelele kuzo zonke iinkalo zobomi bentlalo. Iimeko zayo zokusetyenziswa zidlule ixesha elide kwindlela yokujonga ukhuseleko lwemizi-mveliso kwaye ziyanda ngokukhawuleza ziye kwiindawo ezininzi ezifana nempilo yezonyango, ukujonga okusingqongileyo, ikhaya elikrelekrele, kunye nokhuseleko lokutya. Olu hlobo lwezicelo ezahlukeneyo alubonisi nje kuphela amathuba aziswa yinkqubela phambili yetekhnoloji kodwa lukwabonisa imfuno ekhulayo yoluntu yokufunyaniswa kwegesi.
Ukhuseleko lwemizi-mveliso kunye nokubeka iliso kwigesi enobungozi
Kwicandelo lokhuseleko lwemizi-mveliso, izinzwa zegesi zidlala indima engenakutshintshwa, ngakumbi kumashishini anomngcipheko ophezulu njengobunjineli beekhemikhali, ipetroli, kunye nemigodi. "Isicwangciso se-14 seminyaka emihlanu saseTshayina sokuveliswa kokhuseleko lweekhemikhali eziyingozi" ngokucacileyo sifuna iipaki zoshishino zeekhemikhali ukuba ziseke inkqubo ebanzi yokubeka esweni kunye nesilumkiso kwangethuba kwiigesi ezinobuthi nezinobungozi kwaye zikhuthaze ukwakhiwa kwamaqonga olawulo lomngcipheko olukrelekrele. "Isicwangciso se-Industrial Internet Plus Work Safety Action" sikwakhuthaza iipaki ukuba zisebenzise izinzwa ze-Intanethi yezinto kunye namaqonga ohlalutyo lwe-AI ukuze kufezekiswe ukujonga ngexesha langempela kunye nempendulo edibeneyo kwimingcipheko efana nokuvuza kwegesi. Ezi ndlela zomgaqo-nkqubo zikhuthaze kakhulu ukusetyenziswa kwezinzwa zegesi kwicandelo lokhuseleko lwemizi-mveliso.
Iinkqubo zanamhlanje zokujonga igesi yemizi-mveliso ziye zaphuhlisa iindlela ezahlukeneyo zobugcisa. Itekhnoloji yokufota ngefu legesi ibona ukuvuza kwegesi ngokubonisa ngokubonakalayo ubunzima begesi njengotshintsho kumanqanaba angwevu e-pixel kumfanekiso. Amandla ayo okufumanisa anxulumene nezinto ezifana noxinzelelo kunye nomthamo wegesi evuzayo, umahluko wobushushu bangasemva, kunye nomgama wokujonga. Itekhnoloji ye-infrared spectroscopy ye-Fourier inokujonga ngokwemigangatho nangobuninzi iintlobo ezingaphezu kwama-500 zegesi kuquka ezingaphiliyo, eziphilayo, ezinobuthi nezinobungozi, kwaye ngaxeshanye inokuskena iintlobo ezingama-30 zegesi. Ifanelekile kwiimfuno zokujonga igesi ezintsonkothileyo kwiindawo zoshishino zeekhemikhali. Ezi teknoloji ziphambili, xa zidityaniswe nezinzwa zegesi zemveli, zenza inethiwekhi yokujonga ukhuseleko lwegesi yemizi-mveliso enamanqanaba amaninzi.
Kwinqanaba elithile lokuphunyezwa, iinkqubo zokubeka iliso kwigesi yemizi-mveliso kufuneka zihambelane noluhlu lwemigangatho yesizwe neyehlabathi. “Umgangatho woYilo lokuFumanisa kunye nokuVula iiGesi eziTshayo nezinobuthi kwiShishini lePetrochemical” GB 50493-2019 yaseTshayina kunye “neNgcaciso yoBugcisa ngokubanzi yokuBekwa kweliso kuKhuseleko kweMithombo eNgozi ePhambili yeeKhemikhali eziyingozi” AQ 3035-2010 zibonelela ngeenkcukacha zobugcisa zokuBekwa kweliso kwigesi yemizi-mveliso 26. Kwihlabathi liphela, i-OSHA (uLawulo loKhuseleko kunye neMpilo eMsebenzini lwase-United States) iphuhlise uthotho lwemigangatho yokufunyaniswa kwegesi, efuna ukufunyaniswa kwegesi ngaphambi kokusebenza kwindawo evalekileyo kwaye iqinisekise ukuba ukuxinana kweegesi ezinobungozi emoyeni kungaphantsi komgangatho okhuselekileyo we-610. Imigangatho ye-NFPA (uMbutho weSizwe woKhuseleko loMlilo wase-United States), efana ne-NFPA 72 kunye ne-NFPA 54, ibeka phambili iimfuno ezithile zokufunyaniswa kweegesi ezitshayo kunye neegesi ezinobungozi 610.
Ukuxilongwa kwempilo yezonyango kunye nesifo
Icandelo lezonyango nezempilo liba lelinye lawona mamarike athembisayo kakhulu okusetyenziswa kwezinzwa zegesi. Igesi ephumayo emzimbeni womntu inenani elikhulu lee-biomarkers ezinxulumene neemeko zempilo. Ngokufumanisa ezi biomarkers, ukuvavanywa kwangethuba kunye nokubekwa esweni rhoqo kwezifo kunokufezekiswa. Isixhobo sokufumanisa i-acetone yokuphefumla esiphathwa ngesandla esenziwe liqela likaGqr. Wang Di kwiZiko loPhando lweSuper Perception kwiLabhoratri yaseZhejiang sisixhobo esiqhelekileyo solu setyenziso. Esi sixhobo sisebenzisa indlela yetekhnoloji ye-colorimetric ukulinganisa umxholo we-acetone kumoya womntu ophumayo ngokufumanisa utshintsho lombala wezinto ezichaphazeleka yigesi, ngaloo ndlela kufezekiswa ukufunyanwa kwesifo seswekile sohlobo 1 ngokukhawuleza nangokungenabuhlungu.
Xa inqanaba le-insulin emzimbeni womntu liphantsi, alikwazi ukuguqula i-glucose ibe ngamandla kwaye endaweni yoko liqhekeze amafutha. Njengenye yeemveliso eziphuma emva kokuqhekeka kwamafutha, i-acetone ikhutshwa emzimbeni ngokuphefumla. UGqr. Wang Di uchaze 1. Xa kuthelekiswa novavanyo lwegazi lwendabuko, le ndlela yovavanyo lokuphefumla inika amava angcono okuxilonga kunye nonyango. Ngaphezu koko, iqela liphuhlisa i-"daily release" patch acetone sensor. Esi sixhobo sinxibayo esingabizi kakhulu sinokulinganisa ngokuzenzekelayo igesi ye-acetone ekhutshwa eluswini imini nobusuku. Kwixesha elizayo, xa idityaniswe netekhnoloji yobukrelekrele bokwenziwa, inokunceda ekuxilongeni, esweni nakwisikhokelo samayeza seswekile.
Ngaphandle kwesifo seswekile, izinzwa zegesi zikwabonisa amandla amakhulu ekulawuleni izifo ezingapheliyo nasekujongeni izifo zokuphefumla. I-curve yoxinzelelo lwe-carbon dioxide isisiseko esibalulekileyo sokugweba imeko yomoya wemiphunga yezigulana, ngelixa ii-curve zoxinzelelo zeempawu ezithile zegesi zibonisa indlela yophuhliso lwezifo ezingapheliyo. Ngokwesiko, ukutolikwa kwale datha kwakufuna ukuba abasebenzi bezonyango bathathe inxaxheba. Nangona kunjalo, ngokuxhotyiswa kwetekhnoloji yobukrelekrele bokwenziwa, izinzwa zegesi ezikrelekrele azikwazi ukubona kuphela iigesi kwaye zidwebe ii-curve, kodwa zikwamisela nobungakanani bophuhliso lwesifo, nto leyo enciphisa kakhulu uxinzelelo kubasebenzi bezonyango.
Kwicandelo lezixhobo ezinxitywayo zempilo, ukusetyenziswa kwezinzwa zegesi kusesekwinqanaba lokuqala, kodwa amathuba abanzi. Abaphandi abavela kwiZhuhai Gree Electric Appliances babonise ukuba nangona izixhobo zasekhaya zahlukile kwizixhobo zonyango ezinemisebenzi yokuxilonga izifo, kwicandelo lokujonga impilo yasekhaya yonke imihla, izixhobo zezinzwa zegesi zinezibonelelo ezifana neendleko eziphantsi, ukungangenisi kunye nokunciphisa, okwenza kulindeleke ukuba zibonakale ngakumbi kwizixhobo zasekhaya ezifana nezixhobo zokhathalelo lomlomo kunye nezindlu zangasese ezikrelekrele njengokujonga okuncedisiweyo kunye nezisombululo zokujonga ngexesha langempela. Ngokukhula kwemfuno yempilo yasekhaya, ukujonga imeko yempilo yabantu ngezixhobo zasekhaya kuya kuba yindlela ebalulekileyo yophuhliso lwamakhaya akrelekrele.
Ukubeka iliso kwindalo esingqongileyo kunye nokuthintela nokulawula ungcoliseko
Ukubeka iliso kwindalo esingqongileyo yenye yeendawo apho kusetyenziswa khona kakhulu izinzwa zegesi. Njengoko ugxininiso lwehlabathi jikelele kukhuseleko lwendalo luqhubeka lusanda, imfuno yokubeka iliso kwiintlobo ngeentlobo zongcoliseko emoyeni nayo iyanda imihla ngemihla. Izinzwa zegesi zinokubona iigesi ezinobungozi ezifana ne-carbon monoxide, i-sulfur dioxide kunye ne-ozone, nto leyo ebonelela ngesixhobo esisebenzayo sokubeka iliso kwizinga lomoya ongqongileyo.
I-UGT-E4 electrochemical gas sensor yeBritish Gas Shield Company yimveliso emeleyo kwicandelo lokujonga okusingqongileyo. Ingalinganisa ngokuchanekileyo umxholo wongcoliseko olusemoyeni kwaye inike inkxaso yedatha echanekileyo ngexesha elifanelekileyo kumasebe okukhusela okusingqongileyo. Le sensor, ngokudityaniswa netekhnoloji yolwazi yanamhlanje, ifezekise imisebenzi efana nokujonga kude, ukulayisha idatha, kunye ne-alamu ekrelekrele, iphucula kakhulu ukusebenza kakuhle kunye nokulula kokufunyanwa kwegesi. Abasebenzisi banokugcina umkhondo wotshintsho kuxinzelelo lwegesi nangaliphi na ixesha naphi na ngeefowuni zabo eziphathwayo okanye iikhompyutha, ibonelela ngesiseko sesayensi solawulo lokusingqongileyo kunye nokwenza imigaqo-nkqubo.
Ngokuphathelele ukujonga umgangatho womoya wangaphakathi, izinzwa zegesi nazo zidlala indima ebalulekileyo. Umgangatho we-EN 45544 okhutshwe yiKomiti yaseYurophu yoKumisa umgangatho (EN) ngokukodwa wenzelwe uvavanyo lomgangatho womoya wangaphakathi kwaye ugubungela iimfuno zovavanyo lweegesi ezahlukeneyo eziyingozi 610. Izinzwa eziqhelekileyo zekhabhoni diokside, izinzwa ze-formaldehyde, njl. kwimarike zisetyenziswa kakhulu kwiindawo zokuhlala zabantu, izakhiwo zorhwebo nakwiindawo zokuzonwabisa zikawonke-wonke, zinceda abantu ukuba benze imeko-bume esempilweni nekhululekileyo yangaphakathi. Ingakumbi ngexesha lobhubhane we-COVID-19, umoya ongenisa umoya wangaphakathi kunye nomgangatho womoya ziye zafumana ingqalelo engakaze ibonwe, nto leyo ekhuthaza ngakumbi uphuhliso kunye nokusetyenziswa kobuchwepheshe bezinzwa ezinxulumene noko.
Ukubeka iliso ekukhutshweni kwekhabhoni yindlela entsha yokusetyenziswa kwezinzwa zegesi. Ngokuchasene nokungathathi cala kwekhabhoni kwihlabathi liphela, ukubeka iliso ngokuchanekileyo kwiigesi zegreenhouse ezifana nekhabhoni diokside kuye kwaba yinto ebaluleke kakhulu. Izinzwa zekhabhoni diokside ezifakwe kwi-infrared zinezibonelelo ezikhethekileyo kweli candelo ngenxa yokuchaneka kwazo okuphezulu, ukukhetha okuhle kunye nobomi obude benkonzo. "Izikhokelo zoKwakhiwa kwamaQonga oLawulo loMngcipheko woKhuseleko oluLungileyo kwiiPaki zeShishini zeKhemikhali" eTshayina zidwelise ukujonga igesi evuthayo/enetyhefu kunye nohlalutyo lokulandelela imithombo yokuvuza njengento eyimfuneko yokwakha, ebonisa ukugxininiswa kwinqanaba lomgaqo-nkqubo kwindima yokubeka iliso kwintsimi yokhuseleko lokusingqongileyo.
Ukhuseleko lweKhaya oluHlakaniphileyo kunye nokutya
I-Smart home yeyona marike ithembisayo kakhulu yabathengi yezicelo zezinzwa zegesi. Okwangoku, izinzwa zegesi zisetyenziswa kakhulu kwizixhobo zasekhaya ezifana nezicoci zomoya kunye nezicoci zomoya omtsha. Nangona kunjalo, ngokungeniswa kwezixhobo zezinzwa kunye nee-algorithms ezikrelekrele, amandla azo okusetyenziswa kwiimeko ezifana nokugcina, ukupheka, kunye nokujonga impilo ayasetyenziswa kancinci kancinci.
Ngokuphathelele ukugcinwa kokutya, izinzwa zegesi zinokujonga ivumba elibi elikhutshwa kukutya ngexesha lokugcinwa ukuze kuchongwe ubutsha bokutya. Iziphumo zophando lwakutshanje zibonisa ukuba nokuba kusetyenziswa isinzwa esinye ukujonga uxinaniso lwevumba okanye uluhlu lwezinzwa zegesi kunye neendlela zokuqaphela iipateni ukuze kuchongwe ubutsha bokutya, iziphumo ezilungileyo ziye zafezekiswa. Nangona kunjalo, ngenxa yobunzima beemeko zokusetyenziswa kwefriji (ezifana nokuphazamiseka kwabasebenzisi xa bevula kwaye bevala iingcango, ukuqala nokumisa iicompressor, kunye nokujikeleza komoya ngaphakathi, njl.njl.), kunye nempembelelo efanayo yeegesi ezahlukeneyo eziguquguqukayo ezivela kwizithako zokutya, kusekho indawo yokuphucula ukuchaneka kokumisela ubutsha bokutya.
Ukusetyenziswa kokupheka yenye imeko ebalulekileyo kwizinzwa zegesi. Kukho amakhulu eekhompawundi zegesi eziveliswa ngexesha lokupheka, kuquka izinto ezincinci, ii-alkanes, iikhompawundi ze-aromatic, ii-aldehydes, ii-ketones, ii-alcohols, ii-alkenes kunye nezinye iikhompawundi ze-organic eziguquguqukayo. Kwimeko enzima kangaka, ii-arrays ze-gas sensor zibonisa iingenelo ezicacileyo kunee-single sensors. Izifundo zibonisa ukuba ii-arrays ze-gas sensor zingasetyenziselwa ukumisela imeko yokupheka kokutya ngokusekelwe kwincasa yomntu, okanye njengesixhobo sokujonga ukutya esincedisayo ukuze kuxelwe rhoqo imikhwa yokupheka kubasebenzisi. Nangona kunjalo, izinto ezikwimeko yokupheka ezifana nobushushu obuphezulu, umsi wokupheka kunye nomphunga wamanzi zinokubangela ukuba i-sensor "ityhefu", ingxaki yobuchwepheshe ekufuneka isonjululwe.
Kwicandelo lokhuseleko lokutya, uphando lweqela likaWang Di lubonise ixabiso elinokubakho lokusetyenziswa kwezinzwa zegesi. Zijolise ekufumaneni "inqwaba yeegesi ngaxeshanye nge-plug-in encinci yefowuni ephathwayo", kwaye zizimisele ukwenza ulwazi lokhuseleko lokutya lufumaneke lula. Esi sixhobo sidibeneyo kakhulu se-array olfactory sinokubona izinto eziguquguqukayo ekutyeni, simisele ubutsha kunye nokhuseleko lokutya, kwaye sinike iireferensi zexesha langempela kubathengi.
Itheyibhile: Izinto eziphambili zokuFumanisa kunye neempawu zobugcisa zeenzwa zegesi kwiindawo ezahlukeneyo zokusetyenziswa
Amasimi okusetyenziswa, izinto eziphambili zokuchonga, iintlobo zesenzi ezisetyenziswa rhoqo, imingeni yobugcisa, iindlela zophuhliso
Igesi evuthayo yokhuseleko lwemizi-mveliso, uhlobo lokutsha olusebenzisa igesi enobuthi, uhlobo lwe-electrochemical, ukubekwa kweliso okungqongqo kokunyamezelana nokusingqongileyo okunegesi eninzi, ukulandelwa kwemithombo yokuvuza
I-acetone yezonyango nempilo, i-CO₂, uhlobo lwe-semiconductor ye-VOC, ukukhetha kunye nobuntununtunu bohlobo lwe-colorimetric, ukuxilongwa okunxitywayo nokukrelekrele
Ukusasazwa kwegridi yozinzo lwexesha elide kunye nokudluliselwa kwedatha ngexesha langempela ukuze kujongwe okusingqongileyo ungcoliseko lomoya kunye neegesi zegreenhouse kwiifom ze-infrared kunye ne-electrochemical
Igesi eguquguqukayo yokutya kwasekhaya ekrelekrele, uhlobo lwe-semiconductor yomsi wokupheka, amandla e-PID okulwa nokuphazamiseka
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Ixesha leposi: Juni-11-2025