水胶比

在一定范围内，随着水胶比的增大，混凝土的强度先增大后减小，混凝土的早期抗裂性能则呈现逐渐增强的趋势。

To some extent , the strength is increased first and then decreased with the increase of water to binder ratio , while the anti cracking performance at early ages is enhanced .

不同水胶比下，配制了水胶比分别为0.42、0.40、0.38的双掺矿物掺合料高性能混凝土，同样采用电通量法对其持荷28d的混凝土电通量进行了测试。

Under different water to binder ratio , the electric flux of high-performance concrete , with two kinds of mineral admixture at W / B ratio of 0.42 、 0.40 and 0.38 , is measures by the same method at 28d age period .

PRC低水胶比体系硅酸盐水泥水化特性与力学性能研究

Research on portland cement hydration and mechanical properties of PRC low water cement ratio system

本文研究了钢纤维对RPC抗压强度的增强效应，通过变化钢纤维掺量和水胶比，获取了增强效应的临界钢纤维掺量和RPC临界水胶比。

In this paper , the effect of steel fiber content on RFC compressive strength has been investigated .

随着水胶比的增大，砼3d和28d抗压强度显著降低，坍落度明显增大；

With the increase of W / B ratio , 3 d and 28 d compressive strength decrease and the slump increase notably ;

应用XRD、TG-DTA和温度测量等方法，研究了低水胶比条件下普硅水泥和膨胀水泥的水化特点。

Employing XRD , thermo-analysis and calorimetric instruments , the hydration characteristics of expansive cement and Portland cement with low W / C were studied .

同时也探讨了HBC混凝土水胶比与28d抗压强度的关系以及C50～C80强度范围内HBC混凝土7d强度与28d强度的关系。

And the relation of water binder ratio with compressive strength at 28d has been studied too .

在高强混凝土中掺入含水率高的预湿轻质骨料（自养护剂），是一种加强低水胶比HPC养护的新方法。

Mix pre-soaked and high moisture content lightweight aggregate ( autogenous curing agent ) in HPC , it is the new method that enhancement curing of low water / binder ratio HPC .

研究了空白混凝土、单掺FA及FA与SF复合的混凝土在水胶比为0·35，龄期为28d时在NaCl溶液中抗冻的性能和抗冻试验前后抗氯离子渗透的性能。

The capability of chloride permeability and frost-resistant of concrete 、 concrete with FA and concrete with SF and FA , in 28 days as well water binder rate 0.35 in NaCl solution , was studied .

RPC混凝土水胶比为0.21时，抗氯离子渗透能力要比高强度（HSC）混凝土水胶比为0.25时的大得多，RPC混凝土的抗化学侵蚀能力要比HSC混凝土大。

Under the condition of water-binder ratio 0.21 the chloride ion-penetration resistance of RPC is much greater than that of high strength concrete ( HSC ) with water-binder ratio of 0.25 and the chemical corrosion resistance of RPC is greater than that of HSC .

试验对水胶比以及硅灰、粉煤灰、磨细石英粉和钢纤维等原材料的掺配比例对RPC的抗折强度、抗压强度和流动性的影响规律进行了研究。

Then , the proportions of raw materials , which include water cementitious materials ratio , silica fume , fly ash , crush quartz and steel fiber , were carried out through experiments to get the influencing laws on bending strength , compressive strength and fluidity of RPC .

验证了水胶比与混凝土强度之间Bolomey线性关系的存在。

After having tested the binder sand strength of composite binding materials , the existence of Bolomey linearity relation between water binder ratio and the strength of concrete is demonstrated .

采用来源于高、中、低三种不同水胶比（0.60、0.40、0.26）混凝土加工而成的再生骨料，配制RAC，测定抗压强度、劈裂抗拉强度和断裂能。

Concretes at three water / binder ratios ( 0.60,0.40 , and 0.26 ) were processed to form recycled aggregate ( RA ), which were further used to prepare RAC . Compressive strength , tensile splitting strength , and fracture energy were determined respectively .

在数据分析中采用极差分析法和方差分析法，分析水胶比、粉煤灰掺量等四个因素对混凝土28d强度的影响程度。

In the date analysis , the ultra deviation analysis method and method deviation analysis method were applied . The paper analyzed the influence degree of the water glue ratio , fly ash mixed quantity and other factors to the strength of concrete 28d .

新型除臭剂与活性炭联合投加去除水体异臭味不同水胶比、浆体体积含量以及复掺硅灰与磨细矿渣粉混凝土的ARH变化与相应的AS大小均具有非常显著的线性相关性。

Combined Addition of New Deodorant and Powdered Activated Carbon for Removing Undesirable Odor from Water Body There is significant linear correlation between ARH change and AS of concrete with different w / cm , paste volume content and the combined addition of SF and GBFS .

不同水胶比混凝土的收缩性能研究

Self Shrinkage Properties of Concrete with Different Water to Binder Ratios

影响水泥砂浆干缩的因素很多，研究表明，随水胶比增大水泥砂浆干缩增大；

There are many factors influencing drying shrinkage of cement mortar .

低水胶比下工业废渣与水泥熟料的相互作用

Interaction of industrial residue and clinker at low W / B

低水胶比掺膨胀剂的水泥水化特性

Hydration Characteristics of Expensive Cement Paste with Low Water / Cement Ratio

低水胶比水泥基材料的自收缩

Autogenous Shrinkage of Cement-based Materials with Low Water Binder Ratio

混凝土渗透性测试方法的改进及水胶比的影响

Improvement of concrete permeability testing methods and effect of W / B ratio

水胶比和粉煤灰掺量对粉煤灰活性因子的影响

Influence of water to binder ratio and content on fly ash activity factor

低水胶比粉煤灰混凝土的耐盐酸侵蚀性能研究

Study on Hydrochloric Acid Resistance of Fly Ash Concrete with Low Water-Gel Ratio

高水胶比混凝土的自收缩可以忽略不计。

The self-shrinkage of concrete with higher water to binder ratio is negligible .

低水胶比混合水泥的水化硬化特征

The Hydration and Hardened Characteristics of Blended Cement Under Low Water to Binder Ratios

同水胶比下高效减水剂对硫铝酸盐型膨胀剂效能的影响

Influence of superplasticizer on performance of sulfo-aluminate expansion agent at the equal water-binder ratio

水胶比和粉煤灰对混凝土绝热温升的影响

Influence of water-binder ratio and fly ash on the adiabatic temperature rise of concrete

矿物掺合料对低水胶比混凝土干缩和自收缩的影响

Effect of mineral admixtures on drying and autogenous shrinkage of concrete with low water-to-binder ratio

水胶比和集料对高性能混凝土力学性能的影响

The influence of water-gel ratio and aggregate to the mechanical property of high performance concrete

水胶比和细度对矿渣粉煤灰胶凝材料性能的影响

Effect of Water-binder Ratio and Fineness on Performance of Slag and Fly Ash Cementitious Material