渗透性是反映混凝土耐久性最为直接的指标,基于外加电场的作用可快速评价混凝土的渗透性.通过对比分析现有基于外加电场作用下的混凝土渗透性评价的测试手段,总结了不同方法的实验条件差异.认为应进一步研究外加电场的作用和混凝土的材料组成所引起的误差,加强评价方法的基础理论研究.提出了通过改变实验条件和引入混凝土电学性质变化率的定量评价方法的设想,以及重点开展在役混凝土结构评价方法研究的建议.
参考文献
| [1] | Nobuaki Otsuki;Shin-ichi Miyazato;Nathaniel B. Diola .Influences of Bending Crack and Water-Cement Ratio on Chloride-Induced Corrosion of Main Reinforcing Bars and Stirrups[J].ACI materials journal,2000(4):454-464. |
| [2] | Wang Kejin;Daniel C Jansen;Surendra P Shai .Permeability study of cracked concrete[J].Cement and Concrete Research,1997,27(03):381. |
| [3] | 赵铁军.混凝土渗透性[M].北京:科学出版社,2006:7. |
| [4] | 金珊珊,张金喜,张江,王德志.水在混凝土中扩散系数测定方法的研究[J].武汉理工大学学报,2009(16):31-35. |
| [5] | ASTM C 1202-1991.Standard test method for electrical indication of concrete's ability to resist chloride ion penetration[S].Philadelphia:ASTM special technical publication,1991. |
| [6] | T.H. Wee;Arvind K. SUryavanshi;S.S. Tin .Evaluation of Rapid Chloride Permeability Test (RCPT) Results for Concrete Containing Mineral Admixtures[J].ACI materials journal,2000(2):221-232. |
| [7] | 麻秀星,钱觉时,何更新,唐祖全.混凝土导电性能及其应用[J].材料导报,2008(04):41-44. |
| [8] | Narayanan Neithalath;Jitendra Jain .Relating rapid chloride transport parameters of concretes to microstructural features extracted from electrical impedance[J].Cement and Concrete Research,2010(7):1041-1051. |
| [9] | 蒋林华,李娟.混凝土抗氯离子渗透性试验方法比较研究[J].河海大学学报(自然科学版),2004(01):55-58. |
| [10] | 王晓冬,张鹏,赵铁军.混凝土氯离子渗透性试验方法综述[J].工程设计与建设,2005(05):25-29. |
| [11] | Lu Xinying .Application of the Nernst Einstein equation to concrete[J].Cement and Concrete Research,1997,27(02):293. |
| [12] | Streicher P E;Alexander M G .A chloride conduction test for concrete[J].Cement and Concrete Research,1995,25(06):1284. |
| [13] | 史才军,元强,邓德华,郑克仁.混凝土中氯离子迁移特征的表征[J].硅酸盐学报,2007(04):522-530. |
| [14] | Yang CC.;Cho SW. .An electrochemical method for accelerated chloride migration test of diffusion coefficient in cement-based materials[J].Materials Chemistry and Physics,2003(1):116-125. |
| [15] | Andrade C .Calculation of chloride diffusion coefficients in concrete from ionic migration measurements[J].Cement and Concrete Research,1993,23(03):724. |
| [16] | Shi Caijun;Stegemann Julia A;Caldwell Robert J .Effect of supplementary cementing materials on the specific conductivity of pore solution and its implications on the rapid permeability test results[J].ACI Materials Journal,1998,95(04):389. |
| [17] | H. Friedmann;O. Amiri;A. Ait-Mokhtar .A direct method for determining chloride diffusion coefficient by using migration test[J].Cement and Concrete Research,2004(11):1967-1973. |
| [18] | Narsilio G A;Li R .Comparative study of methods used tc estimate ionic diffusion coefficients using migration tests[J].Cement and Concrete Research,2007,37:1152. |
| [19] | Diaz B;N6voa X R;Pérez M C .Study of the chloride diffusion in mortar:A new method of determining diffusion coefecients based on impedance measurements[J].Cem Concrete Compo,2006,28:237. |
| [20] | P.A.M. Basheer;R.J. Andrews;D.J. Robinson .PERMIT' Ion migration test for measuring the chloride ion transport of concrete on site[J].NDT & E international: Independent nondestructive testing and evaluation,2005(3):219-229. |
| [21] | Tang L;Nilsson L .Rapid determination of the chloride diffusivity in concrete by applying an electrical field[J].ACI Materials Journal,1992,89(01):49. |
| [22] | S. Lay;S. Liebl;H. Hilbig .New method to measure the rapid chloride migration coefficient of chloride-contaminated concrete[J].Cement and Concrete Research,2004(3):421-427. |
| [23] | Zhao T J;Zhou Z H .An alternating test method for concrete permeability[J].Cement and Concrete Research,1998,28(01):7. |
| [24] | 史美伦.混凝土阻抗谱[M].北京:中国铁道出版社,2003:15. |
| [25] | Shi Meilun;Chen Zhiyuan .Determination of chloride diffusivity in concrete by AC impedance spectroscopy[J].Cement and Concrete Research,1999,29:1111. |
| [26] | Jitendra A. Jain;Narayanan Neithalath .Chloride transport in fly ash and glass powder modified concretes - Influence of test methods on microstructure[J].Cement & concrete composites,2010(2):148-156. |
| [27] | 张倩倩,孙伟,施锦杰.矿物掺合料对钢筋锈蚀临界氯离子含量的影响[J].硅酸盐学报,2010(04):633-637. |
| [28] | 王中平,王振,侯旭良,徐俊,黄晨明.不同干燥条件对混凝土导电量的影响[J].建筑材料学报,2010(06):722-727. |
| [29] | 唐祖全,钱觉时,杨再富.导电混凝土研究进展[J].重庆建筑大学学报,2006(06):135-139. |
| [30] | 钱觉时,李长太,唐祖全,王智.风淬钢渣用于制备导电混凝土的试验研究[J].建筑材料学报,2005(03):233-238. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%