提高墨西哥灣油氣產(chǎn)量的高效多相泵

1、Powerfulmultiphasepumpsfincreasedoil&gasproductionintheGulfofMexico提高墨西哥灣油氣產(chǎn)量的高效多相泵提高墨西哥灣油氣產(chǎn)量的高效多相泵JrgNarewskiSvenOlsonHansJrgenSchnerDr.MichaelRadkeAbstractDuringthepasttwodecadesmultiphasepumpsexperiencedgrowingaccepta

2、nce.Especiallytwinscrewmultiphasepumpswhichcoverawiderangeofflowratespressureshavefoundmanyapplicationsonageingmaturedoilfieldsbutalsoonrecentdiscoverieswithhighgascontent.Lowinstallationcostsgoalongwithsmalldimensionswh

3、ichmakestwinscrewmultiphasepumpsparticularlysuitableftheinstallationonoffsheplatfms.摘要摘要在過(guò)去的二十年多相泵逐漸獲得認(rèn)可。尤其是涵蓋寬廣范圍流量和壓力的雙螺桿多相泵，已經(jīng)應(yīng)用在很多邊際油田和成熟油田中，而且在最近發(fā)現(xiàn)的高氣體含量的油田中也應(yīng)用了性能優(yōu)良的多相泵。低安裝成本同時(shí)小的安裝尺寸使得雙螺桿多相混輸泵非常適合安裝在海上平臺(tái)上。Introduct

4、ionSincethefirstdiscoveriesproductionofabundantoilwellsinthedleofthe19thcenturycrudeoilpetroleumgashavebeenfundamentalsourcesofmodernindustrialdevelopments.Asfeedstockfthechemicalindustrysourcefthegenerationofelectricale

5、nergyfuelfthedramaticallyincreasingmotizationoilgashaveconsiderablycontributedtoimprovedwealthinmanycountriesofthewld.Thesteadyriseofwldpopulationtheindustrialgrowthinemergingeconomiesresultsinincreasingdemfenergy.介紹介紹須建

6、立合適的基礎(chǔ)設(shè)施才能將這些油和氣成功地勘探和開(kāi)采出來(lái)?，F(xiàn)在在美國(guó)南部和中部已經(jīng)發(fā)現(xiàn)大量的新的油氣田。墨西哥和巴西豐富的資源儲(chǔ)備也將會(huì)保證多面國(guó)家能源儲(chǔ)備的充足。Alargenumberoftoday’soilfieldsarematuringfields.ThereservoirpressurehasdecreasedovertheyearsartificialliftbymeansofgaswaterinjectionESP’s(El

7、ectricalSubmersiblePumps)mustbeusedtobringthewellflowtothesurfacecreatesufficientpressuretooperateconventionalseparationequipment.Theuseofmultiphasepumpswiththeirabilitytooperateatverylowwellheadpressurescaneconomicallyi

8、ncreasetheproductionlifeofmaturedwells.現(xiàn)有的成熟油田已經(jīng)開(kāi)采多年，由于油層壓力下降，必須通過(guò)注入氣體，水或者使用ESP(電脫潛水電泵)等人工方法提供足夠的壓力將井流輸送到傳統(tǒng)分離設(shè)備上。而多相泵具有可以在低井口壓力下運(yùn)行的工作能力，從而能提高已開(kāi)采油井的生產(chǎn)壽命，提高生產(chǎn)經(jīng)濟(jì)性。Manyoilproducingcountrieshavenotyetdevelopedsufficientinfras

9、tructurestousetheassociatedgasproducedasfeedstockautomotivefuelpowergenerationheatingpurposes.ThisgasisstillwidelyflaredventedafterseparationcontributessignificantlytotheglobalwarmingbyreleasingCO2–evenwseCH4–emissionsto

10、theatmosphere.Mostcountriesaretakingstatutymeasurestobanallflaringventingduringthenextfewyears.Multiphasepumpscontributetothesuccessfulachievementofthistargetbytransferringtheuntreatedwellflowtocentralizedtreatmentfacili

11、tieswerethepetroleumgascanbeeconomicallyprocessed.許多石油生產(chǎn)國(guó)還沒(méi)有開(kāi)發(fā)足夠的基礎(chǔ)設(shè)施將生產(chǎn)出來(lái)的氣來(lái)作為汽車燃料，發(fā)電或供熱的原料。目前石油氣仍然廣泛用于燃燒用途，燃燒后的廢氣排放到大氣中廢氣中的CO2會(huì)大大增加使全球變暖的溫室效應(yīng)的形成，更糟糕的是廢氣中的CH4也會(huì)排放到大氣中污染空氣?，F(xiàn)如今大多數(shù)國(guó)家正在采取法律措施在未來(lái)幾年內(nèi)來(lái)禁止所有石油氣燃燒和廢氣的排放。多相泵通過(guò)輸送未處

12、理的井流到集中處理施設(shè)，為使石油氣能夠經(jīng)濟(jì)的管理目標(biāo)的成功實(shí)現(xiàn)做出了貢獻(xiàn)。Thetwinscrewpumpasmultiphasesystem雙螺桿泵作為多項(xiàng)系統(tǒng)雙螺桿泵作為多項(xiàng)系統(tǒng)Twinscrewmultiphasepumpsarerotarypositivedisplacementpumpsofdoublevolutedesign.Theyarehydraulicallybalancedwithnothrustloadsonthe