注聚油田产出水处理成配聚水的化学方法.pdf

第30卷第3期 工业水处理 V01．30No．3 2010年3月 IndustrialWaterTreatment Mar．，2010 注聚油田产出水处理成配聚水的化学方法 游革新．李建英 (华南理工大学机械与汽车工程学院，广东广J,i1510640) [摘要]研究了氢氧化钠和草酸对部分水解聚丙烯酰胺(HPAM)溶液黏度和稳定性的影响规律，结果表明：在 pH9 时，则急剧下降；在pH=12时，HPAM溶液稳定性最高。草酸不能大幅度提高HPAM溶液黏度和稳定性。 [关键词]聚合物驱；油田污水；部分水解聚丙烯酰胺 [中图分类号]X703．1；TQ314．253 Chemicalmethodofthetreatmentofoilfield waterfrOm produced forthe ofHPAMsolution polymerinjectionpreparation You Gexin，LiJianying (School utomotive China ofMechanicalAEngineering，SouthUniversity 510640，China) effectlawofsodium andoxalicacidonthe and of Abstract：The hydroxide viscositystabilitypartiallyhydrolyzed oilfield sodium andoxalic with water(OPW)withhydroxide polyacrylamide(HPAM)solutionprepared produced acidhasbeen resultsshowthatthe ofHPAMsolutiondoesnotincreasewith investigated．Theexperimental viscosity theincreaseof the isbelow9．Whenthe isinthe of9to1 increases pH 1，theviscosity gradual— pH，when pH range whenthe isinthe of11 to12，the decreases whenthe is than12， ly，and pH range viscosity slightly．ButpHhigher HPAMsolutionof12isthe the andthe the decreases of at viscosity rapidly．Thestability pH highest．Bothviscosity ofHPAMsolutioncannotbe oxalicacid． stability apparentlyimprovedby