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1、含油砂處理技術(shù)1.概述油田生產(chǎn)過(guò)程中產(chǎn)生的大量含油砂亟待處理,由于砂子上粘附的原油能直接滲透地層,不但對(duì)周邊環(huán)境造成嚴(yán)重污染,同時(shí)造成大量的原油流失。該設(shè)備為集裝箱結(jié)構(gòu),主要由提砂平臺(tái)、油砂清洗撬塊、脫水裝置、輸砂機(jī)等組成。2.技術(shù)特點(diǎn)移動(dòng)式含油砂處理成套設(shè)備采用多級(jí)旋流、水力噴射、混合攪拌、藥劑脫油等技術(shù),與含油砂提升、分離、清洗、濃縮、脫水、輸送工藝有機(jī)結(jié)合。設(shè)備工藝先進(jìn)、結(jié)構(gòu)緊湊、操作簡(jiǎn)單、運(yùn)輸、安裝方便、處理效率高、自動(dòng)化程度高。3.現(xiàn)場(chǎng)應(yīng)用效果洗后砂含油量低于3000mg/kg,含水20%左右。該處理設(shè)備處
2、理規(guī)模為5t/h。運(yùn)行期間處理砂量達(dá)到5000t用于制磚。1.BriefintroductionAlargeamountofoil-bearingsandsproducedduringoilfieldproductionareneededtreatingbadly.Thecrudeoiladsorbedonthesandspenetratesintoformationsdirectlyandasaresult,thesurroundingenvironmentispollutedseverelyandmeanwhil
3、eagreatdealofcrudeoilislost.Theequipmentiscontainer-structured,mainlyconsistingofsand-liftingplatform,oilsandcleaningbalanceblock,dewaterdevice,sandtransmissionmachineandsoon.2.TechnicalcharacteristicsThemovablecompleteplantsfortreatingoilsandsadoptsuchtechniqu
4、esasmulti-stagecyclone,hydraulicjetting,mixingandblending,oilremovalbychemicalsandetc,combiningwithtechniquessuchasoilsadlifting,separating,cleaning,condensing,waterremoval,transmissionandsoon.Theequipmentisadvancedintechnology,crampedinstructure,simpleinoperat
5、ion,convenientintransportationandinstallation,efficientintreatingandhighlyautomatic.3.ApplicationcasesatworksitesOilcontentinthecleanedsandsisbelow3000mg/kgandthewatercontentisaround20%.Thetreatingcapacityoftheequipmentis5t/handthecontentoftreatedsandisupto5000
6、t,whichhadbeenusedformakingbricks.4.技術(shù)指標(biāo)4.1處理后油砂含油低于3000mg/kg以下,符合《農(nóng)用污泥中污染物控制標(biāo)準(zhǔn)》(GB4284-84)中礦物油最高允許含量。4.2含水低于20%,可直接裝車外運(yùn)。5.適用范圍5.1油砂含油量≤50000mg/kg(重量)。5.2含油砂粒徑≥74μm。5.3原油粘度(50OC)≤500mPa.s。5.4洗砂水水溫≥50℃,含油≤100mg/L。4.Technicalspecifications4.1Oilcontentofthetreate
7、doilsandsisbelow3000mg/kg,whichmeetstheallowablemaximumcontentofmineraloilspecifiedinTheControlStandardsforContaminationinAgriculturalSludge(GB4284-84).4.2Watercontentisbelow20%andthewatercanbeloadedandtransported.5.Applicablescope5.1Oilcontentofoilsand≤50000mg
8、/kg(weight).5.2Diameterofthecontainedoilsands≥74μm.5.3Viscosityofthecrudeoil(50OC)≤500mPa.s.5.4Temperatureofwaterforcleaningsands≥50℃,itsoilcontent≤100mg/L.