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钢筋混凝土结构的电化学处理及其研究进展

, PP. 125-129

Keywords: 钢筋混凝土,腐蚀,电化学处理

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Abstract:

钢筋混凝土结构的电化学处理技术能有效抑制混凝土碳化和氯化物侵入这两个主要因素引起的混凝土中钢筋的腐蚀,对已经发生去钝化的钢筋具有良好的修复作用,是一种高效率的钢筋混凝土结构修复技术,具有广阔的应用前景.本文论述了该技术的基本原理、处理效果、影响因素及副作用,并提出了评价和建议.

References

[1]  MMehta P K.Concrete durability-fifty years progress[A].Proc.of 2nd Inter.Conf.on Concrete Durability[C].Detroit:ACIPublication,1991.126.
[2]  HHausmann D A.Steel corrosion in concrete:how does it occur[J].Materials Protection,1967,6(11):19.
[3]  樊樊云昌,曹兴国,陈怀荣.混凝土中钢筋腐蚀的防护与修复[M].北京:中国铁道出版社,2001.165.
[4]  洪洪定海.混凝土中钢筋的腐蚀与保护[M].北京:中国铁道出版社,1998.17.
[5]  SShamsad A.Reinforcement corrosion in concrete structures,itsmonitoring and service life prediction-A review[J].Cementand Concrete Composites,2003,25(4/5):459.
[6]  MMoreno M,Morris W,Alvarez M G,et al.Corrosion of reinfor-cing steel in simulated concrete pore solutions:effect of car-bonation and chloride content[J].Corrosion Science,2004,46(11):2681.
[7]  IIhekwaba N M,Hope B B,Hansson C M.Carbonation andelectrochemical chloride extraction from concrete[J].Cementand Concrete Research,1996,26(7):1095.
[8]  WWeichung Y,Chang J J.A study on the efficiency of electro-chemical realkalisation of carbonated concrete[J].Construc-tion and Building Materials,2005,19(7):516.
[9]  BBerke N S,Dallaire M P,Hicks M C,et al.Corrosion of steelin cracked concrete[J].Corr。Eng.,1993,49(11):934.
[10]  Thangavel K,Rengaswamy NS.Relationship between chloride/hydroxide ratio and corrosion rate of steel in concrete[J].Ce-ment and Concrete Composites,1998,20(4):283.
[11]  Orellan J C,Escadeillas G,Arliguie G.Electrochemical chlo-ride extraction:efficiency and side effects[J].Cement andConcrete Research,2004,34(2):227.
[12]  Bennett J,Thomas J S.Evaluation of Norcure Process for Elec-trochemical Chloride Removal from Steel-reinforced ConcreteBridge Components[M].Washington:National Academy ofSciences,1993.1.
[13]  Marcotte TD,Hansson C M,Hope B B.The effect of the elec-trochemical chloride extraction treatment on steel-reinforcedmortar[J].Cement and Concrete Research,1999,29(10):1555.
[14]  Mietz J.Electrochemical realkalisation for rehabilitation of rein-forced concrete structure[J].Materials and Corrosion,1995,46(9):527.
[15]  Velivasakis E E,Henriksen S,Whitemore D.Chloride extrac-tion and re-alkalisation of reinforced concrete stop steel corro-sion[J].Perform Construct Facilities,1998,12(2):77.
[16]  Banfill P F G.Re-alkalisation of carbonated concrete-effect onconcrete properties[J].Constructon and Building Materials,1997,11(4):255.
[17]  Chang JJ.Bond degradation due to the desalination process[J].Constructon and Building Materials,2003,17(4):281.
[18]  Du R G,Hu R G,Huang R S,et al.In situ measurement ofCI-concentrations and pHat the reinforcing steel/concrete in-terface by combination sensors[J].Analytical Chemistry,2006,78(9):3179.
[19]  Arya C,Sa′id-shawqi Q,Vassie P R W.Factors influencingelectrochemical removal of chloride from concrete[J].Cementand Concrete Research,1996,26(6):851.
[20]  Rob B,Polder.Electrochemical chloride removal from concreteprisms containing chloride penetrated from sea water[J].Con-struction and Building Material,1996,10(1):83.
[21]  Castellote M,Andrade C,Alonso C.Electrochemical removal ofchlorides:Modelling of the extraction,resulting profiles and de-termination of the efficient time of treatment[J].Cement andConcrete Research,2000,30(4):615.
[22]  Glass G K,Buenfeld NR.The inhibitive effects of electrochem-ical treatment applied to steel in concrete[J].Corrosion Sci-ence,2000,42(6):923.
[23]  Batic O R,Vetere V F,Romagnoli R,et al.Variation in steel-mortar bond strength and microstructure in cathodically protec-ted specimens after two-year exposure[J].Mater.Struct.,2001,34(235):27.
[24]  Michael S,John F L,Brian J M.Change of pore size in concretedue to electrochemical chloride extraction and possible implica-tions for the migration of ions[J].Cement and Concrete Re-search,2003,33(8):1211.
[25]  Wang Y,Li L Y,Page C L.A two-dimensional model of elec-trochemical chloride removal from concrete[J].ComputationalMaterials Science,2001,20(2):196.
[26]  Ihekwaba N M,Hope B B,Carolyn M,Hansson.Structuralshape effect on rehabilitation of vertical concrete structures byece technique[J].Cement and Concrete Research,1996,26(1):165.
[27]  Monteiro P J M,Helene P,et al.Influence of water-cement ratioand cover thickness on chloride extraction of reinforced con-crete[J].Materials Journal,2005,102(1):9.
[28]  Li L Y,Page C L.Modelling of electrochemical chloride extrac-tion from concrete:Influence of ionic activity coefficients[J].Computational Materials Science,1998,9(3/4):303.
[29]  Page C L,Sergi G,Thompson D M.Development of alkali-silicareaction in reinforced concrete subjected to cathodic protection[A].Proc.9th Int.Conf.on Alkali-Aggregates Reaction inConcrete[C].London:Concrete Society Publication CS.1992.774.
[30]  Siegwart M,Lyness J F,Mcfarland B J,et al.The effect of elec-trochemical chloride extraction on pre-stressed concrete[J].Construction and Building Materials,2005,19(8):585.
[31]  Chang J J,Yeih W,Huang R,et al.Mechanical properties forcarbonated concrete[J].J Chin Inst Eng.,2003,26(4):513.
[32]  Buenfeld N R,Broomfield J P.Effect of chloride removal on re-bar bond strenth and concrete properties[R].Sheffield:Univ.of Sheffield UK,1994.1438.
[33]  李建勇,杨红玲.国外混凝土钢筋锈蚀破坏的修复和保护技术[J].建筑技术,2002,33(7):491.H

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