{"title":"预制大苏式面板系统混凝土耐久性评价","authors":"Y. Socarrás-Cordoví, Liliana González-Díaz, Eduardo Álvarez-Deulofeu, Mayra González-Fernández, Estrella Roca-Fernández, Raúl Torres-Shoembert","doi":"10.19053/01211129.v29.n54.2020.10486","DOIUrl":null,"url":null,"abstract":"The durability of the concrete of the precast Great Soviet Panel system is valued through the resistance to compression, ultrasonic pulse velocity, surface methods, humidity and potential of corrosion. The evaluation is approached, essentially, through experimental and statistical methods, nevertheless, historical-logical and technical methods, such as surveys and interviews, are used in order to gather a bigger amount of information on the resistance to compression of the elements in the original project. While analyzing the results, we can conclude that, in elements in a good technical-constructive state that conform the constructions in exploitation, concrete has an average resistance. However, in elements with the presence of pathological damages, the resistance is low due to the fact that elements show chemical deterioration processes caused by water exposure, which generates the formation of soluble paste compounds, loss of mass, and decrease in mechanical resistance, among other alterations. At the same time, carbonation of concrete is 1 M. Sc. Universidad de Oriente (Santiago de Cuba, Cuba). yamila@uo.edu.cu. ORCID: 0000-0002-3198-3543 2 Ph. D. Universidad de Oriente (Santiago de Cuba, Cuba). liliana@uo.edu.cu. ORCID: 0000-0002-5606-982X 3 Ph. D. Universidad de Oriente (Santiago de Cuba, Cuba). ealvarez@uo.edu.cu.ORCID: 0000-0003-1819-263X 4 M. Sc. Universidad de Oriente (Santiago de Cuba, Cuba). mayra@uo.edu.cu. ORCID: 0000-0002-4788-3184 5 M. Sc. Universidad de Oriente (Santiago de Cuba, Cuba). estrella@uo.edu.cu. ORCID: 0000-0003-0372-1922 6 Universidad de Oriente (Santiago de Cuba, Cuba). ORCID: 0000-0002-4410-4253 Valuation of the Durability of the Concrete Used in the Precast Great Soviet Panel System Revista Facultad de Ingeniería (Rev. Fac. Ing.) Vol. 29 (54), e10486. 2020. Tunja-Boyacá, Colombia. L-ISSN: 0121-1129, e-ISSN: 2357-5328, DOI: https://doi.org/10.19053/01211129.v29.n54.2020.10486 triggered, which, in turn, causes the corrosion of the reinforcing steel. This corrosion leads to the cracking of concrete, delamination of steel, decrease of the concretesteel adhesion, and other manifestations that affect the durability of concrete. Therefore, the incidence of the durability of concrete should be valued in the structural seismic behavior of constructions.","PeriodicalId":21428,"journal":{"name":"Revista Facultad De Ingenieria-universidad De Antioquia","volume":null,"pages":null},"PeriodicalIF":0.9000,"publicationDate":"2020-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"5","resultStr":"{\"title\":\"Valuation of the Durability of the Concrete Used in the Precast Great Soviet Panel System\",\"authors\":\"Y. Socarrás-Cordoví, Liliana González-Díaz, Eduardo Álvarez-Deulofeu, Mayra González-Fernández, Estrella Roca-Fernández, Raúl Torres-Shoembert\",\"doi\":\"10.19053/01211129.v29.n54.2020.10486\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"The durability of the concrete of the precast Great Soviet Panel system is valued through the resistance to compression, ultrasonic pulse velocity, surface methods, humidity and potential of corrosion. 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Universidad de Oriente (Santiago de Cuba, Cuba). liliana@uo.edu.cu. ORCID: 0000-0002-5606-982X 3 Ph. D. Universidad de Oriente (Santiago de Cuba, Cuba). ealvarez@uo.edu.cu.ORCID: 0000-0003-1819-263X 4 M. Sc. Universidad de Oriente (Santiago de Cuba, Cuba). mayra@uo.edu.cu. ORCID: 0000-0002-4788-3184 5 M. Sc. Universidad de Oriente (Santiago de Cuba, Cuba). estrella@uo.edu.cu. ORCID: 0000-0003-0372-1922 6 Universidad de Oriente (Santiago de Cuba, Cuba). ORCID: 0000-0002-4410-4253 Valuation of the Durability of the Concrete Used in the Precast Great Soviet Panel System Revista Facultad de Ingeniería (Rev. Fac. Ing.) Vol. 29 (54), e10486. 2020. Tunja-Boyacá, Colombia. L-ISSN: 0121-1129, e-ISSN: 2357-5328, DOI: https://doi.org/10.19053/01211129.v29.n54.2020.10486 triggered, which, in turn, causes the corrosion of the reinforcing steel. 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引用次数: 5
摘要
预制大苏维埃面板系统的混凝土耐久性是通过抗压缩、超声波脉冲速度、表面方法、湿度和腐蚀潜力来评估的。评估基本上是通过实验和统计方法进行的,然而,使用历史逻辑和技术方法,例如调查和访谈,以便收集更多关于原始项目中元素抗压缩性的信息。通过对结果的分析,我们可以得出结论,在符合开发结构的良好技术构造状态下,混凝土具有平均阻力。然而,在存在病理性损伤的元素中,由于元素暴露在水中导致化学变质过程,从而产生可溶性糊状化合物的形成,质量损失和机械阻力降低等变化,因此电阻较低。同时,混凝土碳化是1 M. Sc. universsidad de orientente (Santiago de Cuba, Cuba)。yamila@uo.edu.cu。2东方大学(古巴圣地亚哥)博士学位。liliana@uo.edu.cu。3东方大学(古巴圣地亚哥)博士学位。ealvarez@uo.edu.cu.ORCID: 0000-0003-1819-263X 4东方大学(古巴圣地亚哥)硕士。mayra@uo.edu.cu。5 .东方大学(古巴圣地亚哥分校)理学硕士。estrella@uo.edu.cu。6东方大学(古巴圣地亚哥)。预制大苏联面板系统中使用的混凝土耐久性评估,复核学院Ingeniería (Rev. Fac.)。荷兰国际集团(Ing))。第29卷(54),e10486。2020. Tunja-Boyaca,哥伦比亚。L-ISSN: 0121-1129, e-ISSN: 2357-5328, DOI: https://doi.org/10.19053/01211129.v29.n54.2020.10486触发,这反过来又导致钢筋腐蚀。这种腐蚀导致混凝土开裂、钢材分层、混凝土与钢材的附着力降低等表现,影响混凝土的耐久性。因此,应重视混凝土耐久性在结构抗震性能中的作用。
Valuation of the Durability of the Concrete Used in the Precast Great Soviet Panel System
The durability of the concrete of the precast Great Soviet Panel system is valued through the resistance to compression, ultrasonic pulse velocity, surface methods, humidity and potential of corrosion. The evaluation is approached, essentially, through experimental and statistical methods, nevertheless, historical-logical and technical methods, such as surveys and interviews, are used in order to gather a bigger amount of information on the resistance to compression of the elements in the original project. While analyzing the results, we can conclude that, in elements in a good technical-constructive state that conform the constructions in exploitation, concrete has an average resistance. However, in elements with the presence of pathological damages, the resistance is low due to the fact that elements show chemical deterioration processes caused by water exposure, which generates the formation of soluble paste compounds, loss of mass, and decrease in mechanical resistance, among other alterations. At the same time, carbonation of concrete is 1 M. Sc. Universidad de Oriente (Santiago de Cuba, Cuba). yamila@uo.edu.cu. ORCID: 0000-0002-3198-3543 2 Ph. D. Universidad de Oriente (Santiago de Cuba, Cuba). liliana@uo.edu.cu. ORCID: 0000-0002-5606-982X 3 Ph. D. Universidad de Oriente (Santiago de Cuba, Cuba). ealvarez@uo.edu.cu.ORCID: 0000-0003-1819-263X 4 M. Sc. Universidad de Oriente (Santiago de Cuba, Cuba). mayra@uo.edu.cu. ORCID: 0000-0002-4788-3184 5 M. Sc. Universidad de Oriente (Santiago de Cuba, Cuba). estrella@uo.edu.cu. ORCID: 0000-0003-0372-1922 6 Universidad de Oriente (Santiago de Cuba, Cuba). ORCID: 0000-0002-4410-4253 Valuation of the Durability of the Concrete Used in the Precast Great Soviet Panel System Revista Facultad de Ingeniería (Rev. Fac. Ing.) Vol. 29 (54), e10486. 2020. Tunja-Boyacá, Colombia. L-ISSN: 0121-1129, e-ISSN: 2357-5328, DOI: https://doi.org/10.19053/01211129.v29.n54.2020.10486 triggered, which, in turn, causes the corrosion of the reinforcing steel. This corrosion leads to the cracking of concrete, delamination of steel, decrease of the concretesteel adhesion, and other manifestations that affect the durability of concrete. Therefore, the incidence of the durability of concrete should be valued in the structural seismic behavior of constructions.
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