高钙粉煤灰在小石峡水电站中的应用研究.pdf
文档页数：3文档大小：184.1KB文档格式：pdf粉煤灰综合利用 2012no.3 FLY ASH COMPREHENSIVE UTILIZATION试验与应用 高钙粉煤灰在小石峡水电站中的应用研究 The Application Research of High Calcium Fly Ash in the Stone Gorge Hydropower Station鲁克恩,李双喜2,胡全2 (1.新疆水利水电勘测设计研究院,乌鲁木齐市8300002新疆农业大学水利与土木工程学院,乌鲁木齐市830052) 摘要研究了高钙粉煤灰不同掺量情况下混凝土的体积安定性及高钙粉煤灰的最大掺量情况下在不同水胶比、 不同掺量情况下混凝土的力学性能及耐久性性能。研究发现:掺高钙粉煤灰混凝土的安定性可通过测定其胶凝材料的 安定性来评定,擦加25%左右的高钙灰,所配制的混凝土的强度性能和体积稳定性都较好随着水胶比的降低,掺高钙 粉煤灰混凝土同龄期的抗压强度逐渐增大:掺高钙粉煤灰灰混凝土具有良好的抗渗性能及良好的抗冻性能。 关键词:高钙粉煤灰;混凝土;安定性;抗压强度;耐久性 中图分类号:TU528.2 文献标识码: 文章编号:1005-8249(2012)03-0006-03 Lukeen' ,Li shuang-xi ,Hu Quan( 1.Xinjiang Water Conservancy and Hydropower Survey and Design Institute ,830000: 2 .College of Water Conservancy and Civil engineering of Xinjiang Agricultural University ,830052) Abstract :The volume stability of coacrete of different pmoportion of high fly ash and the different water ratio and different doeagewere .The results indicated that the stability of high performance concrete which mixed with high ealcium fly ash can be assessed by - ning the stahility of its cementitious material .The intension capability and volume stability of concrete maxed with 25% quantity high calcium fly ashwere prefcrable .The pression strength was i...
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