Propylene oxide e nkuoa e le setsi sa lipakeng tsa tlhahiso ea polyurethane, antifreeze le lik'hemik'hale tse ling tsa indasteri. Ameter density metere kenyelelitsoe moleng oa tlhahiso ea setsi sa tlhahiso ea propylene oxide - Semela sa Propylene Oxide bakeng sa taolo e nepahetseng holim'a karabelo ea lik'hemik'hale, eo ho eona reactant e le 'ngoe ea bohlokoa.hydrogen peroxide (H₂O₂)Ha e kopana le propylene ka boteng ba "catalyst" ho etsa propylene oxide.
Sekhahla sa karabelo, boleng ba sehlahisoa le katleho e akaretsang kaofela li ka lokisoa ka ahydrogen peroxide concentration meterka mekhahlelo e fapaneng ea tlhahiso. Boitšoaro bo ka sehloohong bo itšetlehile ka karabelo ea epoxidation, moo propylene e sebetsanang le hydrogen peroxide (H₂O₂) ka pel'a mokelikeli (hangata e le tungstate kapa molybdate-based catalyst) ho theha propylene oxide (C₃H₆O) le metsi (H₂O).
Lintlha tsa ho lekanya tsa Tlhahiso ea Propylene Oxide
Lintlha tse bohlokoa tsa ho lekanya li kenyelletsa seketsoana sa thepa e tala, sejana sa karabelo, mohato oa ho arohana le ho hlaphoheloa, joalo-joalo. Inlet ea phepelo ea hydrogen peroxide ke ntlha e hlokahalang ho netefatsa lintlha tse hlokahalang. Ka kakaretso, hydrogen peroxide e bolokoa ka mokhoa o tsitsitseng, 'me e hloka ho hlapolloa pele e tsoela pele ho sebetsa kapa ho sebetsana le lik'hemik'hale tse ling.
Ebe u tla ho sejana sa karabelo kapa sebatli. Ena ke ntlha e 'ngoe ea ho lekanya eatekanyo ea mahloriso ea hydrogen peroxidee le hore karabelo e tsoele pele kamoo ho neng ho lebelletsoe. An Inline process density meterkapa sensor e 'ngoe e khona ho kenngoa setsing sa mochini oa ho beha leihlo ho beha leihlo mahloriso a nako ea nnete ea hydrogen peroxide ha e arabela ka propylene. Ea hlalefilengDensity meter inthanetenge etsa hore ho be le liphetoho tse matla tsa hydrogen peroxide bakeng sa tlhahlobo ea eona e tsoelang pele. Haeba mahloriso a oela kapele haholo kapa karabelo e sa tsoele pele joalo ka ha ho lebelletsoe, hoa hlokahala ho lokisa phallo ea hydrogen peroxide ka har'a reactor.
Ka mor'a karabelo e kenyelletsa karohano le tlhoekiso ea propylene oxide le lihlahisoa tse ling, joalo ka metsi le hydrogen peroxide e sa sebetsanoang. Mohlala, hydrogen peroxide ea boemo bo holimo e beha likotsi molemong oa ho tšoarella ha tikoloho le polokeho ea batho. Tekanyo e nepahetseng ea mahloriso e etsa hore quantification le ts'ebetso e tsitsitseng e khonehe ho lumellana le melao le melaoana.
Litsamaiso tse bohlale tsa ho lekanya lintlheng tsa bohlokoa ts'ebetsong li thusa haholo ntlafatsong ea tlhahiso. Ho sebelisa theknoloji e tsoetseng pele joalo kaDensitometers inthaneteng, spectrophotometers, le mekhoa ea titration e lumella ho shebella ka nako ea sebele, litekanyo tse nepahetseng tsa mahloriso, le taolo e ntlafetseng ea ts'ebetso, e qetellang e lebisa ho chai e phahameng le ts'ebetso e sireletsehileng.
Ka kopo ikopanyeLonnmeterbaenjiniere bakeng sa lipuisano tse eketsehileng mabapi lee mocheng hydrogen peroxide concentration meter ho fumana hore na e ka sebelisoa moleng oa hau oa tlhahiso kapa limela. Kopa qotsulo ea mahala hona joale 'me u fumane theko ea density meter.
Nako ea poso: Jan-17-2025
