Acetylene da sauran hydrocarbons, da kuma mai sauƙi distillation na mai mai da aka kawo a cikin hasumiyar tare da sarrafa iska. Daga cikin ƙarancin haɗari da aka ambata a sama, acetylene shine babban tushen samar da fashewa. Wannan saboda acetylene yana da ƙarancin narkewa a cikin ruwan oxygen, kimanin 5.12cm3 / 1 ruwan oxygen, sauran acetylene za a dakatar da shi a cikin ruwan oxygen a cikin farin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin ƙarancin Acetylene kuma hydrocarbons ne marasa cikawa, yana da babban aikin sinadarai, kuma yana da rashin kwanciyar hankali sosai. Hanyar fashewa ta acetylene mai ƙarfi da oxygen mai ruwa tana da ƙarfi sosai, yana da haɗari * wanda ke haifar da fashewar hasumiyar hasumiyar hasumiya. Lokacin da ruwan oxygen ke tururi a cikin babban mai tururi, adadin acetylene da aka cire tare da oxygen yana da kusan 1/24 na jimlar abun ciki na acetylene a cikin ruwan oxygen. Ta wannan hanyar, tare da tururi na oxygen mai ruwa, matakan acetylene a cikin oxygen mai ruwa yana ci gaba da ƙaruwa, lokacin da acetylene ya wuce ƙwarewar sa, an cire shi a cikin yanayin ƙarfi, a cikin oxygen mai ruwa, acetylene mai ƙarfi yana da fashewa. Koyaya, ainihin abin da ya faru sau da yawa shine abun ciki na acetylene a cikin oxygen mai ruwa bai wuce * narkewarsa ba, ko fashewa saboda tsarin condensate evaporator mara ma'ana, ko saboda toshewar wasu tashoshi, wanda ke haifar da rashin kyakkyawan motsi na oxygen mai ruwa, wanda ke haifar da haɗin acetylene na gida. Saboda haka dole ne a karfafa binciken gwaji don sarrafa ƙwaƙwalwar ƙwaƙwalwar ruwa da oxygen mai fashewa a cikin ruwa. Ana bincika, sa ido a kai a kai na ruwa oxygen, ruwa iska acetylene, hydrocarbons da man fetur abun ciki. Ka sarrafa yawan carbon da yawan man fetur a cikin ruwa, ruwa oxygen a cikin iyakar da aka tsara. Daga cikinsu, kula musamman da sarrafa abun ciki na acetylene. Don tabbatar da amintaccen aiki na kayan aikin rarraba iska, ƙimar faɗakarwa da aka tsara a cikin acetylene da alamun sarrafa hydrocarbons a cikin kayan aikin rarraba iska na masana'antu shine: acetylene (0.1ppm, jimlar hydrocarbons <100ppm (wanda ethane <15ppm, ethylene <10ppm, propylene <2ppm, propane <10ppm, butane + isobutane + butene + butylene <1.5ppm) jimlar abun ciki na hydrocarbons ya haɗa zuwa ƙididdigar methane. Daga cikin buƙatun binciken da ke sama ba shi da wuya a gane, ba zai yiwu a daidaita samfurin samfurin gas ba kai tsaye <0.1ppm acetylene, yana buƙatar amfani da fasahar haɓaka. Muna amfani da babban diameters don biyan bukatun da aka ambata a samaPLOT m quartz capillary ginshike da kuma tsari dumama bincike fasaha biyuJunqiGC9890An gyara gas chromatographyDa kuma HP.Babban Sensitivity(d> 2.7 × 10-12g ̧s) Hydrogen wuta detector (FID), cimma wani samfurin, kammala cikakken bincike na methane, ethane, ethylene, acetylene, propane, isobutane da sauransu hade, sakamakon ya fi dacewa.
Gas chromatography na musamman don gano acetylene a cikin ruwa oxygen, gano ruwa oxygen chromatography

Junqikayan aikiNa'urori Sabon zuwan batch na Agilent kayan aikiYa haɗa da Agilent 6890 gas chromatographer, (daidaitawa single capillary FID detector; Biyu capillary FID mai ganowa, ECD mai ganowa); Agilent 6890N gas chromatograph guda capillary FID mai ganowa; Taimaka da atomatik ruwa samfurin injin samfurin hasumiya, daruruwa samfurin farantin; Agilent 7694 saman blank samfurin feeder (44 tashoshi cikakken atomatik, 6 tashoshi samfurin dumama); Agilent 6890N + 5973B Gas Chromatography Mass Spectrometer na GCMS ShimazuQP2010 GCMS， Agilent LC-MS, AB (API) GC-MSJira.

An sabunta:2020/9/2 10:22:27