Construction technique of wet shotcrete for tunneling with TBM in watery section;
TBM施工隧洞富水段湿喷混凝土施工技术
Based on the selection of the accelerating agents for the wet shotcrete,the applicability of the setting time for the accelerating agents got from the tests concerned are discussed herein,from which a proposal is put forward that the alkali-free accelerating agent is suggested to be preferentially applied to the wet shotcrete for the permanent project.
根据湿喷混凝土速凝剂品种选择试验结果,讨论了速凝剂凝结时间试验结果的适用性,并提出了永久工程湿喷混凝土应优先选用无碱速凝剂的建议。
In view of development of national economy and environmental protection, necessity of researching wet shotcrete technology is discussed in this paper based on rebound reduction, dust reduction and construction quality of wet shotcrete.
从国民经济的发展和环境保护的观点出发 ,从湿喷混凝土减弹、降尘和保证建设质量的角度 ,论述了湿喷混凝土研究的必要性。
Mesomechanics analysis is adopted to analyze the effects of pore water pressure,which has close relation not only with the volumetric deformation of concrete,but also with the developing velocity of cracks,on the mechanical properties of wet concrete.
采用细观断裂力学的方法研究湿态混凝土在外部荷载的作用下,裂纹及孔隙中水压力的大小和影响因素及其对混凝土受力性能的影响。
Application of steel fiber wet-shot concrete technique in tunnel construction;
钢纤维湿喷混凝土技术在隧道工程中的应用
Construction of wet-jetting concrete with acetic fiber net;
浅议聚丙烯纤维网湿喷混凝土施工
Combined with concrete practice of project, it introduces concrete application of wet-jetting concrete technology in project, illustrates its constructive methods & measures, and analyzes its jetting effects.
结合具体工程实践,介绍了湿式喷射混凝土技术在工程中的具体应用,阐述了湿喷混凝土技术的施工方法和施工措施,并对其喷射效果作了分析。
Experimental Research on Compressive Strength Test of Humid Concrete with Nondestructive Methods;
非破损法检测潮湿混凝土抗压强度试验研究
(used of concrete or mortar) kept moist to assist the hardening.
(用于混凝土或灰泥)使潮湿的东西凝结。
Test method for wet-dry cycle of aerated concrete
GB/T11975-1997加气混凝土干湿循环试验方法
Wet type shot-crete technology: research and application
湿式喷射混凝土技术研究及工程应用
Study on Method of Temperature and Moisture Controlling for Crack Preventing of Hydraulic Concrete;
水工混凝土温控和湿控防裂方法研究
Study on the Influence of Humidity on Creep of Reinforced Concrete Beams
湿度对钢筋混凝土梁徐变的影响研究
Design and Usage of Powdery Accelerator Mixer of Wet Type Concrete Injection Machine
湿式喷射混凝土粉状速凝剂添加器的设计应用
In general, concrete foundation is almost in dry and wet alternate area while the conerete pile is in liquid phase area.
通常混凝土基础多处于干湿交替带,混凝土桩多处于液相带。
Experimental study on the shrinkage properties of fly ash concrete and reference concrete under different temperature and humidity environments
不同温湿度环境粉煤灰混凝土与基准混凝土收缩性能试验研究
Research on Thermal Resistance and Heat and Mass Transfer of Specified Density Concrete Combined Block;
次轻混凝土组合砌块墙体热阻及热湿传递研究
Analysis and Calculation of Technical Parameters of Wet Spraying Machinery with Concrete Pump;
泵式混凝土湿喷机性能参数分析与计算
Mesoscopic Numerical Model of Thermo-hygro Cracking Process in Concrete
混凝土温湿型裂缝开裂过程细观数值模型研究
Construction technique research of wet sprayed concrete underground
地下矿山湿式喷射混凝土施工工艺研究
The Wet Spraying of Steel Fiber Concrete Technology Research of Water-Rich Area at the West of Jinping Auxiliary Hole
锦屏辅助洞富水区湿喷钢纤维混凝土技术研究
Research on the performance of cast-in-situ concrete in wet-joint of stress absorbing layer
现浇应力吸收层湿接缝混凝土性能研究
Study on Transmission of Sulphuric Acid Radical in Concrete under the Cycle of Dry and Wet
干湿循环下硫酸根在混凝土中的传输规律研究
Numerical Modelling of the Coupled Thermo-hygro-mechanical Behavior of Concrete at High Temperature
高温下混凝土热-湿-气-力学耦合行为数值模拟
Experimental study on compensating shrinkage concrete of in-situ deck wet-joint
补偿收缩混凝土在桥面现浇湿接缝的试验研究
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