heat of hydration
英
美 [hiːt əv haɪˈdreɪʃən]
水合热
双语例句
- It was indicated that the temperature of cast-in-place concrete and the heat of hydration of different additive had great influence on temperature of soil around the pile.
研究表明砼浇注温度、不同外加剂组合水化热放热量对桩壁土体温度有显著的影响。 - This paper study on effects of water cement ratio, setting control agents and mineral admixture on the heat of hydration and its rate, and mechanism of cement hydration.
本文着重研究了水灰比、各种调凝外加剂以及混合材料对硅酸盐水泥水化放热量和水化放热速率的影响，并讨论了影响水泥水化热的机理。 - The principles and features of type C80 micro calorimeter and its application in measuring heat of hydration are presented.
介绍了C80微量热仪的工作原理及特点，以及在水泥水化热测量方面的应用。 - Great temperature difference and thermal stresses are caused by heat of hydration of cement to lead to creaks during mass concrete construction processing.
在大体积混凝土工程施工中，由水泥水化热引起混凝土浇筑体内外温差和温度应力的剧烈变化，产生裂缝。 - Testing method for heat of hydration of portland cement
普通水泥水化热试验方法 - This paper obtained the temperature effect caused by heat of hydration in hollow thin pier by thermal-stress analysis, considering the change of elastic modulus followed by time.
采用热-结构耦合分析的方法对水化热引起的空心薄壁墩的温度效应进行分析，计算中考虑了混凝土弹性模量随龄期的变化。 - As for hydraulic tunnel lining concrete, thermal stress is one of important factors that cause concrete cracks, due to the heat of hydration of cement in the construction period.
对于水工隧洞衬砌混凝土，在施工期由于水泥水化热作用，温度应力影响显著，是产生混凝土结构裂缝的重要原因之一。 - Two valid measures of controlling the temperature of blocks are reducing the heat of hydration and lowering the pouring temperature of concrete.
控制坝块温度的有效措施是减少浇筑层的水化热温升和降低混凝土浇筑温度。 - The effect of nano-silica powder on the hydration process of Portland cement was investigated by the studies of Ca ( OH)_2 content, chemically-combined water content and heat of hydration.
通过测试Ca（OH）2含量、化学结合水量和水化放热量，探讨了纳米SiO2对硅酸盐水泥水化特性的影响。 - The main reason of the pier ′ s crack is the stress of concrete shrinkage and drop in temperature or heat of hydration of mass concrete.
混凝土收缩和降温或大体积混凝土的水化热应力是桥墩开裂的主要因素。 - The length of box frame mainly depends on heat of hydration, shrinkage, and ambient temperature difference of the concrete.
箱身预制长度主要取决于箱形桥的混凝土水化热、干缩和环境温差三大主要因素。 - The cooling pipe, using circling cooled water to reduce the heat of hydration in concrete dams, is the most efficient method for temperature controlling in concrete dams.
在混凝土坝中利用冷却水管中循环冷水来降低混凝土内部水泥的水化热温升，是混凝土坝温度控制的最有效措施。 - The author introduces the construction of pouring concrete into steel rectangle column of a large scale steel structure project in Wuhan, and disposal measures of pouring defects, and discusses the effect of heat of hydration of concrete.
介绍了武汉某大型钢结构工程中矩形钢柱浇注混凝土的施工和对浇灌混凝土出现的浇空段的处理措施，并对混凝土水化热的影响进行了探讨。 - This paper study the temperature rise of hydration, the time of reaching the maximum temperature and the heat of hydration with composite admixture.
本文系统研究了复合胶凝材料的水化温升、水化温峰出现时间和水化热。 - Heat of hydration of concrete was discussed in this thesis.
本文对混凝土的水化热进行了详细的分析。 - In the paper, the effects of JUS on the rheological property of cement paste were examined and the action mechanisms of JUS were studied by means of ζ potential, combined water, heat of hydration, DTA, TGA and so on.
本文考察了JUS对水泥浆体流变性能的影响，并根据ζ电位、结合水量、水化热、DTA、TGA等测试结果探讨了JUS的作用机理。 - But, concrete placement temperature, surrounding temperature and the heat of hydration of cement, they take a more affection on lining thermal stress.
混凝土的浇筑温度、环境温度以及水泥水化热对温度应力的影响十分显著。 - Effect of Admixtures on Heat of Hydration of Fresh Cement
外加剂对水泥净浆水化热的影响 - It researched the influence of fly ash and grinding slag to compressive strength, heat of hydration and shrinkage rate of mass volume concrete.
本文研究了粉煤灰和磨细矿渣对大体积承台混凝土抗压强度、水化热、收缩率的影响。 - The effects of WH ⅱ super retarder on the hydration, the heat of hydration, the setting time and strength of Portland cement were researched by the methods of XRD, DTA and SEM.
研究了一种新型液体混凝土超缓凝剂（命名为WHⅡ型），并探讨了其对普通硅酸盐水泥的水化、水化热、凝结时间、强度等的影响。 - Study on Heat of Hydration on High Strength Concrete
高强度混凝土水化热的研究 - Through calculation and analysis, we got many orders of heat of hydration's change engendered by many factors, such as water cement ration, fly ash, silicon ash.
通过计算和比较，得出了混凝土水灰比、粉煤灰、硅灰等.因素对混凝土水化热影响的规律。 - Adding fly ash in concrete can modify workability of mixture, reduce heat of hydration, thin the structure of pores and enhance long-term strength.
掺加粉煤灰可改善拌合物工作性、降低水化热、细化孔结构和提高后期强度； - As for tunnel lining concrete, thermal stress is one of the important factors which causing concrete cracks, due to the heat of hydration of cement, the surroundings temperature variation, and the strong constraint of the surroundings rock in the construction period.
隧洞衬砌混凝土在施工期由于水泥水化热作用、外界环境温度的变化以及围岩的强约束作用，温度应力的影响显著，是引起衬砌混凝土结构裂缝的重要原因之一。 - The Design and Application of Fly Ash Gel Material System with Low Heat of Hydration
低水化热粉煤灰胶凝材料体系的设计及应用 - In the procession of concrete hardening and congealing, much heat of hydration will be produced as the hydration reaction of the cement.
混凝土凝结、硬化过程中，因为水泥的水化反应，产生大量的水化热。 - Fly ash concrete with low heat of hydration, good liquidity, and other advantages, was usually used for mass concrete and concrete pumping project.
粉煤灰混凝土具有水化热低，流动性好等优点，常用于大体积混凝土与泵送混凝土工程。 - With the rapid development of construction, the larger scale and increasing complexity in structure size, the impact of the temperature stress caused by the heat of hydration of cement in the early phase of Mass concrete pouring is increasing.
随着工程建设的迅猛发展，结构规模日渐大型化、复杂化，大体积混凝土在早期浇注过程中水泥的水化热引起的温度应力对结构的影响得以显现。 - Taking reinforce bar stress gauge and concrete stress gauge to survey the change of raft reinforce bar and concrete stress, and taking thermometer to scale the raft concrete temperature to gain the influence of the heat of hydration.
利用钢筋应力计和混凝土应变计测量筏板钢筋和混凝土的应力、应变变化，同时用温度计测试筏板混凝土的温度，观测水化热的影响。 - So it should control the heat of hydration and cut down the temperature difference.
所以在施工中必须控制水泥的水化热以及通过养护的方式来降低内外温差。