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- The purpose of this paper is to solve the problem of high water cement ratio during construction and low water cement ratio during solidification. 摘要目的通過(guò)將電滲技末引入到混凝土施工過(guò)程,解決混凝土工程中施工要求的大水灰質(zhì)量比與使用性能要求的小水灰質(zhì)量比之間的矛盾問(wèn)題。
- Factors affecting the filtering and fluidity of filtering concrete such as water cement ratio,quantity of cement and quantity of fly ash are analyzed. 研究分析了水灰比、水泥用量、粉煤灰摻量等因素對濾水混凝土的流動(dòng)性和濾水量的影響。
- Effects of cement quantity, hydration temperature, cement fineness, water cement ratio, gypsum addition and hydration time on the particle weight of cement were studied. 通過(guò)研究水泥稱(chēng)量、水化溫度、水泥細度、水灰比、石膏摻量和水化時(shí)間對結粒量的影響,探討了該檢測方法的可行性,并計算了結粒量的標準偏差。
- In this paper, all factors effecting cement permeability are anglicized first, such as water cement ratio, cement grain diameter porosity, cement type and permeabiliuy increaser. 分析了影響水泥石絕對滲透率的各種因素,包括水灰比、顆粒半徑、孔隙度、水泥類(lèi)型和增滲劑等。
- Utilizing the electric double layer produced by hydration of cement to gather in superfluous water at negative electrode and reduce the water cement ratio of solidification by using electroosmosis technology. 方法采用電滲技術(shù),利用水泥水化產(chǎn)生的雙電層的導電性能,使混凝土中的多余水分向陰極聚集,以減少混凝土的凝結水灰質(zhì)量比。
- Electroosmosis technology can solve the problem of high water cement ratio during construction and low water cement ratio during solidification effectively so that have expansive application prospect. 結論電滲濾水混凝土技術(shù)能有效地解決混凝土的大水灰質(zhì)量比施工、小水灰質(zhì)量比固化的矛盾,有重要學(xué)術(shù)價(jià)值和廣闊的應用前景。
- The hydration degree of Portland cement under the condition of low water cement ratio was tested,and the microstructure of hardened cement paste was studied by means of XRD and SEM. 研究了低水灰比硅酸鹽水泥的水化程度,并利用XRD和SEM分析了硬化水泥漿體的微觀(guān)結構。
- Hydrated performance and microstructure of portland cement with low water cement ratio 低水灰比下硅酸鹽水泥的水化性能和微觀(guān)結構
- Influence of Water Cement Ratio and Mineral Admixture on the Pre-saturation of Concrete Tested by the CDF Method 影響道路混凝土受凍前鹽溶液預飽和程度的重要因素
- Study on effect of compressive strength of recycled aggregate concrete with water cement ratio 水灰比對再生混凝土強度影響的試驗研究
- Research on portland cement hydration and mechanical properties of PRC low water cement ratio system PRC低水膠比體系硅酸鹽水泥水化特性與力學(xué)性能研究
- low water cement ratio 低水灰比
- free water cement ratio 自由水灰比
- Concentration is distinct from dehydration, based on differences in final water content and product characteristics. 由于最終的水分含量和產(chǎn)品特性不同,濃縮與脫水是不同的。
- water cement ratio 水灰比
- Based on the long-term monitor of the different period and different water quality in Inner Mongolia section of Yellow river,according to the final water enviro... 本研究將在河流斷面不同水期水質(zhì)常年監測的基礎上,經(jīng)過(guò)實(shí)驗確定不同流域的水質(zhì)模型參數,最終確定出流域內水環(huán)境容量,提出各區域水環(huán)境總量控制目標。
- In addition,water quantity of concrete is bigger,plastic shrinkage of concrete is bigger when water to cement ratio is invariable. 通過(guò)試驗研究了混凝土用水量、水灰比等混凝土配合比參數對混凝土塑性收縮的影響。
- Influences of water to cement ratio(W/C) and cement content on concrete cubic compression strength are analyzed in detail based on experimental results. 采用區組完全試驗設計,研究了水灰比和水泥用量對混凝土立方體抗壓強度的影響作用。
- He was consuming his final libation. 他正在喝著(zhù)他的最后一杯酒。
- Four main factors of the water and cement ratio, complex scoria, cement and water quantity, which influence the chloride permeability in fly ash concrete, were, analyzed with the proposed model. 在此基礎上,能利用有限的試驗數據方便地由不同的配比對所澆注混凝土滲透性進(jìn)行預測,有助于準確認識混凝土耐久性隨配比參數的變化規律。