Thetlhahiso ea formaldehyde, ts'ebetso ea bohlokoa liindastering, e hloka taolo e nepahetseng holim'a methanol le formaldehyde ho netefatsa boleng ba sehlahisoa, katleho ea ts'ebetso, le ho latela melao. Formaldehyde, e hlahisoang ka "catalytic oxidation" ea methanol, ke karolo ea bohlokoa ho li-resin, likhomaretsi, lipolasetiki le meriana, empa le ho kheloha hanyenyane.khatello ea methanolkapasebopeho sa formaldehydee ka lebisa ho polymerization, lihlahisoa tse fokotsehileng, kapa ho se lumellane le litekanyetso tse thata tsa polokeho.
Li-sensor tsa khatello ea methanol,Formaldehyde concentration metres,li-monitor tsa mahloriso tsa formaldehyde, leli-analyzer tsa mahloriso tsa formaldehydefana ka tlhokomelo ea nako ea sebele, e nepahetseng, e nolofalletsang basebetsi ba limela ho boloka maemo a nepahetseng a ho arabela le ho fokotsa ho se sebetse hantle ha litšenyehelo.
Kenyelletso e Akaretsang ea Ts'ebetso ea Lik'hemik'hale
Formaldehyde, k'hemik'hale e feto-fetohang e sebelisoang nthong e 'ngoe le e' ngoe ho tloha ho likhomaretsi tsa patsi ho ea ho li-intermediate tsa meriana, e hlahisoa ka catalytic oxidation ea methanol limela tsa tlhahiso ea formaldehyde. Ho boloka mahloriso a methanol a tsitsitseng le formaldehyde ho bohlokoa ho finyella litekanyetso tse thata tsa boleng.
Li-sensor tsa mahloriso tsa methanol le li-analyzer tsa mahloriso tsa formaldehyde ke lisebelisoa tsa bohlokoa bakeng sa ho fihlela ts'ebetso ena. Lisebelisoa tsena li fana ka lintlha tsa nako ea sebele, ho felisa tieho le liphoso tse amanang le lisampole tsa matsoho, le ho nolofalletsa basebetsi ho ntlafatsa maemo a ts'ebetso, ho fokotsa litšila, le ho netefatsa hore ho latela melao ea tikoloho le polokeho.
Khemistri le Ts'ebetso ea Formaldehyde Synthesis
Motsoako oa formaldehyde o kenyelletsa "catalytic oxidation" ea methanol, ts'ebetso e 'nileng ea hloekisoa ka lilemo tse mashome ho fihlela litlhoko tsa liindasteri tse kang tlhahiso ea lik'hemik'hale le meriana. Ts'ebetso ena e makatsang e hlahisoa ke silevera kapa iron-molybdenum, ka mouoane oa methanol o kopantsoeng le moea 'me o fetele holim'a sesebelisoa ka har'a reactor.
Formaldehyde e hlahisoang e kenngoa ka har'a tharollo e nang le metsi, hangata e tsitsitseng ka 10-15% methanol ho thibela polymerization ho paraformaldehyde. Ts'ebetso e hloka taolo e nepahetseng ea mahloriso a methanol ka har'a feedstock le formaldehyde concentration ho reactor le sehlahisoa sa ho qetela ho netefatsa chai e ngata.
Mekhahlelo ea bohlokoa e kenyeletsa:
Tokisetso ea Methanol
Ho etsa bonnete ba hore thepa ea lijo e na le motsoako o nepahetseng oa methanol ea metsi (hangata 50-60 wt%) ho ntlafatsa karabelo e sebetsang hantle.
Oxidation
Ho laola karo-karolelano ea moea oa methanol le maemo a reactor ho eketsa tlhahiso ea formaldehyde le ho fokotsa lihlahisoa tse kang formic acid.
Ho monya
Ho monya formaldehyde ka metsing ho etsa formalin, e hlokang tekanyo e nepahetseng ea mahloriso ea formaldehyde ho thibela polymerization.
Ho boloka le ho tsitsisa
Ho eketsa methanol stabilizers ho boloka mahloriso a formaldehyde le ho thibela ho senyeha.
Ke Hobane'ng ha Taolo ea Maikutlo a Inline e le Bohlokoa
Ho boloka tekanyo e nepahetseng ea mahloriso a methanol le tekanyo ea mahloriso ea formaldehyde ho bohlokoa ka mabaka a 'maloa. Methanol e feteletseng ka har'a phepelo e ka lebisa ho oxidation e sa fellang, ho fokotsa chai ea formaldehyde le ho eketsa litšila. Ka lehlakoreng le leng, methanol e sa lekaneng e ka bolaea karabelo, ea fokotsa tlhahiso. Boemong ba ho monya, maemo a phahameng a formaldehyde (kaholimo ho 50 wt%) a etsa polymerization ea kotsi, a etsa lintho tse tiileng tsa paraformaldehyde tse koalang lisebelisoa le ho sitisa ts'ebetso.
Mekhoa ea khale ea ho beha leihlo, joalo ka chromatography ea khase e kantle ho marang-rang kapa titration, e ja nako ebile e na le liphoso, e lieha ho lokisa lintho. Li-sensor tsa mahloriso tsa Methanol le li-monitor tsa mahloriso tsa formaldehyde li fana ka lintlha tse tsoelang pele, tsa nako ea nnete, tse nolofalletsang basebelisi ho lokisa likarohano tsa feedstock, maemo a reactor, le litlatsetso tsa stabilizer hang-hang, ho netefatsa boleng bo tsitsitseng ba sehlahisoa le ts'ebetso e nepahetseng.
E khothalelitsoeng Lonnmeter Inline Concentration Monitor
Lonnmeter ultrasonic concentration meter e sebetsa ka ho lekanya nako ea phetisetso ea maqhubu a ultrasonic ho tloha mohloling oa lets'oao ho ea ho moamoheli, e bonts'a lebelo la molumo ho bala letsoalo le mahloriso. Mokhoa ona ha o angoe ke li-bubble, foam, kapa sebopeho sa mokelikeli, 'mala, kapa pepeneneng, ho netefatsa ts'epo e phahameng libakeng tse thata joalo ka limela tsa tlhahiso ea formaldehyde.
Ho ba sieo ha likarolo tse tsamaeang ho felisa ho roala ha mochini, ho netefatsa ts'ebetso e tsitsitseng ka nako. Moralo o sa senyeheng oa metara o fokotsa tlhokomelo, 'me thepa ea oona e sa jeng e mamella lik'hemik'hale tse mabifi, e leng se etsang hore e tšoanele limela tsa meriana tse sebetsanang le litharollo tsa formaldehyde le methanol.
Maano a ho Kenya le ho Kopanya
Ho eketsa katleho ea li-analyzer tsa mahloriso tsa formaldehyde, ho bohlokoa ho kenya leano. Li-sensor tsa mahloriso tsa methanol li lokela ho beoa meleng ea li-feedstock ho netefatsa boleng bo ts'oanang ba ho kenya, ha metha ea mahloriso ea formaldehyde e nepahetse bakeng sa li-reactor le likholomo tsa ho monya ho lekola sebopeho sa sehlahisoa le botsitso. Litsamaiso tse sa hlokahaleng li ka sebelisoa ho boloka ts'ebetso e tsoelang pele nakong ea tlhokomelo, ho fokotsa nako ea ho theoha.
Ho kopanngoa le mekhoa ea ho laola limela ho lumella litokiso tse ikemetseng, tse kang ho laola litekanyetso tsa phepelo ea methanol kapa litlatsetso tsa stabilizer, tse thehiloeng ho data ea nako ea sebele. Ho lekanya khafetsa ka litharollo tse tloaelehileng ho netefatsa ho nepahala ha tekanyo, haholo-holo maemong a matla a formaldehyde synthesis.
Melemo ea Lonnmeter Inline Concentration Meter
Ntlafatso ea Ts'ebetso ea Ts'ebetso
Kamohelo ea li-sensor tsa mahloriso tsa methanol le li-monitor tsa mahloriso tsa formaldehyde li ntlafatsa haholo ts'ebetso ea ts'ebetso ea limela tsa tlhahiso ea formaldehyde. Ka ho fana ka lintlha tsa nako ea sebele, lisebelisoa tsena li thusa basebelisi ho lemoha le ho lokisa ho kheloha ha mahloriso hang-hang, ho fokotsa kotsi ea tšitiso ea ts'ebetso. Ka mohlala, ho boloka metsi a mangata a methanol ka har'a thepa ea lijo ho thibela oxidation e sa fellang, ho eketsa chai le ho fokotsa litšila. Ka mokhoa o ts'oanang, tekanyo e nepahetseng ea mahloriso ea formaldehyde mothating oa ho monya e thibela polymerization, ho fokotsa litšenyehelo tsa lisebelisoa le tlhokomelo.
Limeleng tsa petrochemical, lisebelisoa tsena li ntlafatsa ts'ebeliso ea methanol, li fokotsa litšenyehelo tsa li-feedstock, ha limela tsa meriana li netefatsa boleng bo tsitsitseng ba mahareng, li fokotsa ts'ebetso e ncha. Likhakanyo tsa indasteri li fana ka maikutlo a hore ho beha leihlo ka har'a marang-rang ho ka fokotsa tšebeliso ea matla ho fihla ho 10% le ho boloka nako ea bohlokoa ea basebetsi ka ho iketsetsa lits'ebetso tsa tlhahlobo.
Ho netefatsa Boleng ba Sehlahiswa le Tumellano
Lihlahisoa tse thehiloeng ho formaldehyde, joalo ka resin ea urea-formaldehyde le li-intermediate tsa meriana, li tlameha ho fihlela litekanyetso tse thata tsa boleng le polokeho. Bahlahlobisisi ba mahloriso ba Formaldehyde ba netefatsa hore sehlahisoa sa ho qetela (mohlala, formalin) se boloka mohopolo o nepahetseng (37-50 wt%) le litaba tsa stabilizer, ho thibela ho senyeha le ho netefatsa ts'ebetso ea lits'ebetso tse kang li-adhesives le coatings.
Melao ea tikoloho, e susumetsoang ke chefo ea formaldehyde, e hloka taolo e tiileng ea mosi. Limithara tsa inline li thusa limela ho beha leihlo le ho fokotsa ho tsoa ha formaldehyde, ho fokotsa kotsi ea likotlo le ho matlafatsa ts'ebetso. Sena se bohlokoa haholo ho limela tsa petrochemical, moo tlhahiso e kholo e matlafatsang litlamorao tsa tikoloho.
Poloko ea Litšenyehelo le Boleng ba Nako e Telele
Melemo ea lichelete ea methara ea mahloriso ea formaldehyde e kholo. Ka ho beha leihlo, lisebelisoa tsena li fokotsa litšenyehelo tsa basebetsi tse amanang le lisampole tsa matsoho, tse ka bolokang lihora tsa letsatsi le letsatsi ts'ebetsong e kholo. Li boetse li fokotsa litšila ka ho thibela tšebeliso e feteletseng ea methanol le li-stabilizers, e leng ho ntlafatsa tšebeliso ea lijo. Ho boloka matla ho finyelloa ka ho boloka maemo a nepahetseng a karabelo, ho fokotsa tlhoko ea ho futhumatsa ka mokhoa o feteletseng kapa ho pholisa ho li-reactor le likarolo tsa ho monya.
Ho tšoarella ha limithara tsena, tse hahiloeng ka thepa e thibelang ho bola, ho tiisa ho tšepahala ha nako e telele maemong a thata a formaldehyde synthesis. Litlhoko tsa bona tse tlase tsa tlhokomelo le ho hokahana le litsamaiso tsa taolo li li etsa matsete a theko e tlase bakeng sa lifeme tsa tlhahiso ea lik'hemik'hale le limela tsa petrochemical tse batlang ho eketsa phaello.
Ho khetha sensor e nepahetseng ea mahloriso ea methanol kapa analyzer ea mahloriso ea formaldehyde ho hloka ho shebisisa lintlha tse kang ho nepahala, mocheso, mokhoa oa ho kenya, lisebelisoa, joalo-joalo.
FAQs
Methanol Concentration Sensors e Ntlafatsa Formaldehyde Synthesis Joang?
Li-sensor tsa mahloriso tsa methanol li fana ka tlhahlobo ea nako ea 'nete ea boleng ba feedstock, ho netefatsa tekanyo e nepahetseng ea mahloriso a methanol bakeng sa oxidation e sebetsang hantle. Sena se thibela ts'ebetso e sa phethahalang le ho eketsa chai ho limela tsa tlhahiso ea formaldehyde, ho matlafatsa ts'ebetso ea lihlahisoa.
Melemo ea Li-Concentration Analyzers tsa Formaldehyde ke Efe?
Bahlahlobisisi ba mahloriso ba Formaldehyde ba netefatsa liphetho tse nepahetseng tsa litekanyetso tsa formaldehyde, ho thibela polymerization le ho netefatsa hore ho latela meeli ea taolo. Li fokotsa litšila 'me li ntlafatsa bokhoni ba limela tsa tlhahiso ea lik'hemik'hale le limela tsa meriana.
Na Limithara tsa Concentration tsa Inline li ka Mamella Maemo a Formaldehyde Synthesis?
Li-monitor tsa sejoale-joale tsa formaldehyde li etselitsoe ho sebetsa ka mokhoa o ts'epahalang tlas'a mocheso o phahameng le maemo a senyang a formaldehyde synthesis. E entsoe ka thepa e matla, e netefatsa ts'ebetso ea nako e telele le tlhokomelo e nepahetseng.
Li-sensor tsa mahloriso tsa methanol, formaldehydemethara ea mahloriso, li-monitor, le li-analyzers li bohlokoa bakeng sa ho laola likhakanyo tsa inline ho synthesis ea formaldehyde, ho nolofalletsa limela tsa tlhahiso ea formaldehyde, limela tsa tlhahiso ea lik'hemik'hale, limela tsa petrochemical le limela tsa meriana ho finyella katleho ea ts'ebetso. Ka ho fana ka lintlha tsa nako ea 'nete, tse nepahetseng, lisebelisoa tsena li ntlafatsa maemo a karabelo, li fokotsa litšila, le ho netefatsa ho latela melao e thata ea polokeho le tikoloho. Na u ikemiselitse ho ntlafatsa mokhoa oa hau oa tlhahiso ea formaldehyde? Ikopanye le lonnmeter ho hlahloba limithara tsa mahloriso tse tsoetseng pele tse lumellanang le litlhoko tsa hau, ho notlolla katleho le boleng ts'ebetsong ea hau.
Nako ea poso: Jun-27-2025
