Lesela le qhibilihisitsoeng le na le litšobotsi tsa boholo ba pore, porosity e phahameng le ts'ebetso e phahameng ea ho hloekisa, 'me ke thepa ea mantlha ea tlhahiso ea mask. Sesebelisoa sena se bua ka GB / T 30923-2014 polasetiki Polypropylene (PP) Melt-blown Special Material, e loketseng polypropylene e le thepa e ka sehloohong e tala, e nang le di-tert-butyl peroxide (DTBP) e le moemeli oa ho fokotsa, e fetotsoeng polypropylene e qhibilihisitsoeng ka thepa e khethehileng.
Sampole e qhibilihisoa kapa e ruruhile ka toluene solvent e nang le palo e tsejoang ea n-hexane e le maemo a ka hare. Tharollo e lekaneng e ile ea kenngoa ke microsampler 'me ea kenngoa ka ho toba ka har'a chromatograph ea khase. Tlas'a maemo a itseng, tlhahlobo ea chromatographic ea khase e ile ea etsoa. Masala a DTBP a khethiloe ka mokhoa o tloaelehileng oa ka hare.
1) Chromatograph ea khase, capillary column inlet, FID detector,
2) Hlahloba ho leka-lekana
3) Kholomo ea Capillary: AT.624 30m*0.32mm*1.8μm,
4) Software ea chromatographic workstation,
5) N-hexane, chromatographic pure;
6) Di-tert-butyl peroxide, e hloekileng ka ho hlahloba;
7) Toluene, tlhahlobo e hloekileng.
GC-7890 Gas chromatograph e amohela sistimi ea taolo ea microcomputer le ponts'o e kholo ea skrine ea China, ponahalo e ntle le e boreleli. Linotlolo tsa keyboard tse sa tsoa etsoa li bonolo ebile li potlakile, 'me lipotoloho ke likarolo tse tsoang kantle ho naha, kahoo ts'ebetso ea sesebelisoa e tsitsitse ebile e ka tšeptjoa.
Ⅰ. Kopano e phahameng ea potoloho, ho nepahala ho phahameng, mesebetsi e mengata
1. Ts'ebetso ea lisebelisoa tsohle tsa microcomputer, 5.7 inch (320 * 240) pontšo e kholo ea LCD ka Sechaena le Senyesemane, Sechaena le Senyesemane pontšo e ka fetoloa ka bolokolohi, ho finyella litlhoko tsa lihlopha tse sa tšoaneng tsa batho, puisano ea mochine oa motho, e bonolo ho sebetsa.
2.Microcomputer e laola hydrogen flame detector ho fihlela othomathike ho khantša mosebetsi, bohlale ho feta. Potoloho e ncha e kopaneng ea elektroniki ea dijithale, taolo e nepahetseng ea taolo e phahameng, ts'ebetso e tsitsitseng le e tšepahalang, ho fihla ho 0.01 ℃ ho nepahala ha taolo ea mocheso.
3.Ts'ebetso ea ts'ireletso ea khase, sireletsa kholomo le letamo la conductivity ea mocheso, mochine oa ho tšoara elektronike.
E na le mosebetsi oa ho itlhahloba ha u qala, e leng se nolofalletsang basebelisi ho potlakela ho tseba sesosa le boemo ba ho hlōleha ha sesebelisoa, mosebetsi oa stopwatch (tekanyo e bonolo ea ho phalla), ho boloka matla le ts'ireletso ea matla, ts'ebetso ea ho thibela phetoho ea matla, puisano ea data ea marang-rang le mosebetsi oa ho laola hole. Mosebetsi oa ts'ireletso ea mocheso o feteletseng o tiisitsoe
Sesebelisoa ha se senyehe mme se na le sistimi ea memori ea data e sa hlokeng ho seta bocha.
Ⅱ.Moralo o ikhethileng oa sistimi ea ente, e ka ba moeli o tlase oa ho lemoha
1. Moralo o ikhethileng oa koung ea ente ho rarolla khethollo ea ente; Ts'ebetso ea mats'eliso a likholomo tse peli ha e rarolle feela ho hoholeha ho bakoang ke mocheso o hlophisitsoeng, empa hape e tlosa tšusumetso ea lerata le ka morao ho fumana moeli o tlase oa ho lemoha.
2.Ka kholomo e pakiloeng, sistimi ea ente ea capillary shunt/non-shunt (e nang le ts'ebetso ea ho hloekisa diaphragm)
3.Optional othomathike / bukana khase tse tšeletseng tsela ente, headspace ente, mogote qeto ente, methane converter, jarolla ka ho iketsa ente.
Ⅲ、Mocheso o hlophisitsoeng, taolo e nepahetseng ea mocheso oa sebōpi, botsitso bo potlakileng
1.Eight-eight linear mocheso lokiselitsoe, ka mor'a monyako sebelisa photoelectric switjha contactless moralo, e ka tšeptjoang le tšoarellang, bohlale ka mor'a hore tsamaiso ea monyako stepless feto-fetoha bophahamo ba modumo, khutsufatsa lenaneo ka mor'a hore ho phahama / lerotholi la tsamaiso e tsitsitseng teka-tekano nako, hlile hlokomela haufi le kamoreng tshebetso mocheso, taolo ya mocheso ho nepahala ha ± 0.01 ℃, kopana ditlhoko tsa mefuta e fapaneng ya tlhahlobo.
2.Large bophahamo ba modumo ea lebokose lebokoso, bohlale morao monyako tsamaiso stepless feto-fetoha moea bophahamo ba modumo ka hare le ka ntle, khutsufatsa lenaneo ka mor'a ho phahamisa / tsidifatso detector tsamaiso tsitsitseng botsitso nako; Sistimi ea sebōpi se futhumatsang: mocheso o potolohileng +5 ℃ ~ 420 ℃.
3.Phello ea ho kenya letsoho e molemo: lebokose la litšiea, mouoane, ho lemoha ke likhato tse 300, lebokose le ka ntle le sekoahelo se ka holimo se ka tlase ho likhato tse 40, ho ntlafatsa tekanyo ea liteko, ho netefatsa tšireletso ea mosebedisi.
4.Moqapi o ikhethileng oa kamore ea mouoane, molumo o monyane o shoeleng; Phetoho ea lisebelisoa: letlapa la ente, liner, polarizer, mokelli, nozzle e ka nkeloa sebaka ka letsoho le le leng; Phetoho ea mantlha ea 'mele: kholomo e tlatsang, sampler ea capillary le detector e ka ntšoa ka botlalo ka wrench feela, tlhokomelo e bonolo.
Kutloelo-bohloko e phahameng, mochine o phahameng oa botsitso, o finyella litlhoko tsa merero e fapaneng
Hydrogen flame ionization detector (FID), thermal conductivity cell detector (TCD), electron capture detector (ECD),
Sesebelisoa sa Flame Photometric detector (FPD), Nitrogen le Phosphorus detector (NPD)
Mefuta eohle ea li-detectors e ka ba mocheso o laoloang ka mokhoa o ikemetseng, mochine oa hydrogen flame o bonolo ho o qhaqhoa le ho o kenya, ho bonolo ho hloekisa kapa ho nkela nozzle sebaka.
Kou ea ente
Ho na le likou tse fapaneng tsa liente: ente e tlatsitsoeng ea kholu, ente ea shunt/non-shunt capillary
Lebokose la mocheso oa kholomo
Mefuta ea mocheso: mocheso oa kamore +5 ~ 420 ℃
Boemo ba mocheso: tekanyo ea 1; Sekhahla sa ho nyoloha ha mocheso oa likhato tse 0.1
Sekhahla se phahameng sa ho futhumatsa: likhato tse 40 / min
Ho tsitsa ha mocheso: 0.01 degree ha mocheso o potolohileng o fetoha 1 degree
Mocheso o hlophisitsoeng: Mocheso o hlophisitsoeng oa 8 o hlophisitsoeng o ka fetoloa
Mohloli oa ionization ea mollo oa hydrogen (FID)
Mocheso o sebetsang: 400 ℃
Moeli oa ho lemoha: ≤5×10-12g/s (n-hexadecane)
Drift: 5 x 10-13 a / 30 min kapa ka tlase ho moo
Lerata: 2 x kapa ka tlase ho 10 ho isa ho 13 a
Lethathamo le matla la mela: ≥107
Boholo: 465 * 460 * 550mm, boima: 40kg,
Matla a kenyang: AC220V 50HZ boholo ba matla a 2500W
Indasteri ea lik'hemik'hale, sepetlele, petroleum, veine, tlhahlobo ea tikoloho, bohloeki ba lijo, mobu, masala a chefo e bolaeang likokoanyana, ho etsa pampiri, matla a motlakase, merafo, tlhahlobo ea thepa, joalo-joalo.
Tafole ea tlhophiso ea lisebelisoa tsa tlhahlobo ea ethylene oxide bakeng sa lisebelisoa tsa bongaka:
Nomoro | Lebitso | Litlhaloso | palo ea |
1 | Chromatograph ea khase | GC-7890 Host (SPL+FID) | 1 |
2 | Jenereithara ea moea | 2L | 1 |
3 | Jenereithara ea haedrojene | 300ml | 1 |
4 | Li-cylinders tsa naetrojene | Bohloeki: 99.999% Cylinder + valve e fokotsang khatello (e rekiloeng sebakeng sa heno) | 1 |
5 | Kholomo e inehetseng | Kholomo ea Capillary | 1 |
6 | Setsi sa mosebetsi | N2000 | 1 |
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