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pH，MAP。（3），，50mg/L。［］［１］，.［Ｊ］.，１９９８（４）：２１－２３.［２］，，.［Ｊ］.，２００２，２２（９）：９－１１.［３］.［Ｍ］.：，２００３：９３－９７，１３５－１４５.［４］，，.［Ｍ］.：，２００７：７８－９０.［５］，，，.［Ｊ］.，２００７，１４（１）：６１－６４.［６］ＳｔｒａｔｆｕｌＩ，ＳｃｒｉｍｓｈａｗＭＤ，ＬｅｓｔｅｒＪＮ.Ｃｏｎｄｉｔｉｏｎｓｉｎｆｌｕｅｎｃｉｎｇｔｈｅｐｒｅｃｉｐｉｔａｔｉｏｎｏｆｍａｇｎｅｓｉｕｍａｍｍｏｎｉｕｍｐｈｏｓｐｈａｔｅ［Ｊ］.ＷａｔｅｒＲｅｓｅａｒｃｈ，２００１.３５（１７）:４１９１－４１９９.［７］，.［Ｊ］.，２００６，３４（３）：３４－３６.［８］，.［Ｊ］.，２００３，２２（２）：１６６－１７１.［９］，，，.［Ｊ］.，２００６，３２（５）：７８－７８.［１０］ＲｏｚｉｃＭ，Cerjan-ＳｔｅｆａｎｏｖｉｃＳＣ，ＫｕｒａｊｉｃａＳ，ｅｔａｌ.Ａｍｍｏｎｉａｃａｌｎｉｔｒｏｇｅｎｒｅｍｏｖａｌｆｒｏｍｗａｔｅｒｂｙｔｒｅａｔｍｅｎｔｗｉｔｈｃｌａｙｓａｎｄｚｅｏｌｉｔｅｓ［Ｊ］.ＷａｔｅｒＲｅｓｅａｒｃｈ，２０００，３４（１４）:３６７５－３６８１.ScalingtendencyandcompatibilityoftherecycledwastewaterinjectionintheSouthofDagangOilFieldYinXianqing1，ZhengQiong1，LiMei1，LiuJian1，ShiZhanzhong2，MaLijun2，ZhaoMing2，BanYanhua2（１.ＹａｎｇｔｚｅＵｎｉｖｅｒｓｉｔｙ，Ｊｉｎｇｚｈｏｕ４３４０２３，Ｃｈｉｎａ；２.ＥｘｐｌｏｒａｔｉｏｎａｎｄＤｅｖｅｌｏｐｍｅｎｔＲｅｓｅａｒｃｈＩｎｓｔｉｔｕｔｅ，ＰｅｔｒｏＣｈｉｎａＤａｇａｎｇＯｉｌｆｉｅｌｄＣｏ.，Ｔｉａｎｊｉｎ３００２８０，Ｃｈｉｎａ）1，1，1，1，2，2，2，2（1.，434023；2.，300280）［］，，，。36，Ca2+、Mg2+、HCO3-，HCO3-，SISAI。：（85℃）7d，；（55℃），，。［］；；；［］TQ085+.4［］A［］1005-829X（２００８）10-0024-03Ａｂｓｔｒａｃｔ：ThetreatedwateratthesouthernplantsofDaganghasbeenusedasthesourceofinjectionwaterfortheSouthofDagangOilField.Ifthetreatedwaterdoesnotmeettherequirementsofthequalifiedinjectionwaterstan-dard，thecarbonatescalingwillmaketheinjectionpressureincreaseandinfluencetheoilfieldproductionseriously.ThroughtheresearchonthesixkindsofwatersamplesfromthreeareasofthesouthofDagong，thetwoareasGuanlianandZaoliancontainafewofscalingionsofCa2+，Mg2+，HCO3-，butXierlianhaslotsofionsofHCO3-.ItisforecastthatGangxiinjectionwaterhascertainscalingtendency，basedontheCaCO3saturatedindexSIandstabilityindexSAI.Theexperimentalresultsofcompatibilityshowthatwhenthetemperatureoftheoillayeris85℃，keepinginclosedvesselfor7d，precipitationdoesnotoccurinthetwogroupsofwatersamplesfromthesouthernareas.AftermixingdifferentvolumesofGangxistratumwaterandinjectionwaterat55℃，itisfoundthatprecipitationoccursat55℃，itsturbiditygoesupandthecompatibilityispoor.Ｋｅｙｗｏｒｄｓ：oilfieldproducedwater；injectionwaterinoilfield；scaling；compatibility２810２００810ＩｎｄｕｓｔｒｉａｌＷａｔｅｒＴｒｅａｔｍｅｎｔＶｏｌ．２8Ｎｏ．10Oct．，２００8［］（1983—），2007，。：022-26689132，E-mail：tony1718@163.com。［］2008-06-12（）!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!24，，，，，，、，，1510～3130m1439～3050m。，、，。131。1，2，3、、，，、、，。22.1SISAI。〔1~3〕：SI＝pH-pHs（1）：pH———pH；pHs———pH；SI———。SI＜0CaCO3，，；SI＞0CaCO3，，；SI＝0CaCO3，。SAI=2pHs－pH（2）SAI＜6；SAI＞7。2.26SI、SAI、IDe-bge-Hückel3γ〔4〕3。1123969-227-233-7-2K+101.1271.00121.2587.7538.5241.42Na+7621.256471.509684.129430.381894.902073.95Ca2+333.10125.32738.75468.3250.2910.72Mg2+58.0038.0074.0086.0040.5013.50Cl-12875.0010125.0017375.0016375.001350.001125.00SO42-5.002.0018.001.002.002.00HCO3-655.00890.00492.50335.003330.003320.00CO32-00000334.44CaCl2MgCl2CaCl2CaCl2NaHCO3NaHCO3pH7.367.987.377.547.867.9021648.4717722.8228503.6226783.456706.216921.03：pH、，mg/L。2/（ｍｇ·Ｌ－１）/μｍ/（ｍｇ·Ｌ－１）ＳＲＢ/ｍＬ－１ＴＧＢ/ｍＬ－１/（ｍｇ·Ｌ－１）/（ｍｍ·ａ－１）≤５～７≤３.５≤１５～２０＜１１０＜１０２≤０.５＜０.０７６４.７２６.９１１.３１×１０２１×１００.７５０.０６５５.８７５.２５.８３×１０２１×１０２０.５５０.０７１１３.６３４.１（３１６.２３）３４.５３.５×１０３７×１０２０.６９０.０４５、、36CaCO3969-227-233-7-2γ（Ca2+）0.2700.2880.2470.3810.4060.411γ（Mg2+）0.3300.3460.3110.3150.4490.453γ（HCO3-）0.6700.6870.6480.6530.7730.776I0.3750.3010.5040.4700.0940.090SI－0.82－0.35－0.78－0.530.40－0.21SAI9.008.688.938.607.068.32：γ（Ca2+）、γ（Mg2+）、γ（HCO3-）Ca2+、Mg2+、HCO3-。，：２００8－10，２8（10）4000mg/L，，CaCl2，MgCl2；；，。SY/T5329—1994《》，3，2。25··，。、，，，；，；，，；，；，，，；；，，。，SS、BOD5、，。———，.CN1010778173，，，SI0，，CaCO3；SAI8，CaCO3，。3，。36，，168h，，4。［］（１９６２—），2000，。：0716-8060933，E-mail:jzyinxq@126.com。［］2008-03-03!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!２００8－10，２8（10）4，、，、168h，，；，，，，，，。4（1）4000mg/L，CaCl2，MgCl2；；，。（2），，，；，CaCO3。（3），，，，；。［］［１］，，，.［Ｍ］.：，１９９５：９５-１０２.［２］.［Ｍ］.：，２０００：１４５-１８６.［３］.［Ｍ］.3.：，１９９５：３９-４４.V（）∶V（）0∶11∶22∶33∶22∶11∶0/NTU0.30.90.40.80.61.285℃/NTU0.10.20.30.91.01.127-23/NTU1.31.10.80.30.1085℃/NTU1.81.51.40.70.20.13-7-2/NTU4.25.46.79.211.413.255℃/NTU6.96.66.09.813.114.2929-24168h26