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carbonation n.【化學】1.碳酸飽和。2.碳酸鹽法。3.碳化(作用)...

carbonator

Tensile stress will accelerate the carbonation of paste and mortar , which can be explained by the reason that shrinkage of carbonation is confined by tensile stress , and the function x = c0eantb can describe this process . carbonation can lower the total porosity and lessen the aperture in the cement paste 外部彎曲應力會加速水泥石和水泥砂漿的碳化過程,這可能與受拉區域碳化收縮受到限制有關:彎曲應力作用下水泥石和水泥砂漿的碳化動力學過程可用式x = c _ 0e ~ ( an ) t ~ b描述。

In the aspect of mortar permeability the author has done some experiments , including the water absorption , porosity , weatherability , anti - freeze - thaw cycle , carbonation and the chloride diffusion experiment , and compared those properties with conventional mortar to testify the modified effects . on the base of these experiments , the method of sem was used to analyze the microstructure and hydration mechanism of polymer modified cement mortar , and the author draws a conclusion that the 9 percent of polymer - cement ratio is the optimum ratio 在改進砂漿的密實度和抗滲性能方面,主要進行了不同聚合物摻量下的吸水性試驗、可透孔隙率試驗、耐老化性試驗、抗凍性試驗、抗碳化試驗,以及對耐久性能影響最大的快速氯離子擴散試驗,并和普通砂漿的相應試驗進行了對比分析,驗證了聚合物砂漿的改性效果。

Calcination / carbonation of calcium - based sorbents can therefore be used to capture co2 at low concentrations and to release co2 in a relatively pure form in a sorbent regenerator , suitable for the ultimate sequestration of carbon dioxide , the most important greenhouse gas responsible for climate change 因此,鈣基吸附劑的煅燒/碳化可用于在低溫條件下捕集二氧化碳,并以吸附劑再生器的形式釋放純度相對較高的二氧化碳,因此適用于最終分離造成氣候變化的最主要的溫室氣體二氧化碳。

Green , a quiet , easy maintenance , decorative materials plus the bamboo flooring , and gradually gain more popular , and the carbonation elegant color and texture comfortable in the warm season added a tinge of warmth , whether it is at home or the office environment , bamboo flooring will be superior performance 環保、靜音、方便維護、在裝飾材料中嶄露頭角的竹地板,逐步得到更多人的喜愛,幽雅的碳化色澤和舒適的觸感,在乍暖還寒的季節增添了絲絲暖意,無論是家居還是辦公環境,竹地板都會有上乘的表現。

Final ly , we specially research durability of corrosion of steel bar , discuss carbonation of concrete corrosion of chlorine ion and mechanism of corrosion of steel bar , give failure rule of durability , preliminarily establish durability evaluation theory . the paper basically set up frame system of durability basic theory 最后對鋼筋腐蝕的耐久性問題進行了專門研究,詳細闡述了鋼筋銹蝕機理、混凝土碳化、氯離子侵蝕問題,提出結構耐久性失效準則,初步建立耐久性評估理論。本文初步完成了耐久性基本理論框架體系。

As we know , concrete structures in reality are always under various stresses or with microcracks of different width . so in this paper , compressive stress tensile stress and microcracks are introduced into water permeability and carbonation experiment , with the object to study the relationship between those factors and durability indexes . sem xrd and mip methods were also used to study the relevant mechanisms 由于實際工程中的混凝土結構均承受不同類型的荷載和帶有不同寬度的微裂縫,故本文考慮選取外荷載引起的壓應力對普通混凝土滲透性的影響,彎曲應力對砂漿、凈漿碳化深度的的影響以及在帶有裂縫狀態下水泥基材料的滲透和自愈現象開展了部分實驗研究,同時通過對混凝土、砂漿及凈漿系列水泥基試件的碳化和滲透實驗比較,從微觀角度對碳化和滲透、自愈現象的一些機理也做了初步研究。

3 . the results of research on durability of hbc concrete including resistance of freeze - thaw , permeability , carbonation , corrosion as well as shrinkage and sub - microstructure structure exhibit hbc concrete has good properties of freeze - thaw resistance , permeability resistance , carbonation resistance , corrosion resistance and less shrinkage compared with opc concrete 通過對高貝利特水泥高性能混凝土的一系列耐久性能包括抗凍、抗滲、抗碳化、抗侵蝕、干縮以及其各齡期的亞微結構等的研究,得出:高貝利特水泥高性能混凝土具有良好的抗凍、抗滲、抗碳化及抗侵蝕性能并且干縮較小。

This paper studied the influential factors , the damaged principle and the concrete carbonation regularity under all sorts of environments ; at the same time , this paper analyzed the states of durability damage and compared the regularity of concrete carbonation under different environments 本文研究了結構耐久性的影響因素和破壞機理,和各種環境下混凝土的碳化規律,分析了各種環境下工業廠房耐久性破損狀況,并對各種環境下混凝土碳化規律進行了比較。

Firstly , each single factor ( concrete carbonation , steel bar corrosion materials strength ) related the resisting forces of rc bridges is considered in this paper . then a resisting force model for multiple factors is created based on two types of steel bar corrosion : general and localized corrosion models 本文首先考慮混凝土碳化、鋼筋銹蝕、材料強度等單因素對橋梁結構抗力衰減的影響,然后在此基礎上建立多因素綜合作用下的結構抗力衰減模型。

For the inland common industry buildings under the general weather condition , the predictive model of concrete carbonation depth based on the concrete compressive strength is preferable to predict con crete carbonation depth , which is tested by the practical engineering 經工程實例驗證,得出在一般氣候條件下,內陸地區的普通工業建筑采用基于混凝土抗壓強度的混凝土碳化深度預測模型,進行預測其碳化深度較為適合。

Durability ' s of the material such as permeability , heat - resistance , carbonation and steel bar - protection were tested . the bonding characters between anchoring material matrix and post - embedding steel bar , the matrix and the concrete structures were studied 在植筋錨固長度足夠的條件下,混凝土與錨固砂漿的界面粘結強度大小直接決定了植筋錨固的控制荷載,粘結界面成為受力的薄弱環節。

The results indicate that there are some relativity between the gas anti - permeability and carbonation resistance , and both properties of recycled concrete are worse than those of normal concrete 對再生混凝土的抗氣滲性和抗碳化性能進行了研究,試驗結果表明:再生混凝土的抗氣滲性和抗碳化性能之間具有一定的相關性,但該兩者均較普通混凝土差。

Based on microstructure and structure tests , some effect laws of these two kinds of waste residue to strength , impermeability and anti - carbonation of concrete is analyzed and discussed from microstructure aspect 通過宏觀和微觀結構試驗研究兩種廢渣(粉煤灰、煤矸石)對混凝土的強度、抗滲性、抗碳化能力等性能的影響規律,并進行了微觀討論。

Process carbonaztion analyzer for continuous measuring of dissolved carbonation in soft drinks , mineral water , beer and wine . an automatic control system may be added to the unit 啤酒,礦泉水及碳酸飲料在充填二氧化碳階段的制程中,可應用此儀器連續自動監測溶解于飲料中之碳酸濃度,該自動監測儀器具備有可附加自動控制系統之功能

The gas anti - permeability and carbonation resistance of recycled concrete , which was prepared by using waste concrete as recycled coarse aggregate ( rca ) and some cement and mineral additions as raw materials , were studied 摘要以廢棄混凝土為再生粗集料,再適當摻加一定量的水泥和礦物摻和料,制成再生混凝土。

The basic tenet of ? he strengthening is the physical and chemical reaction course : that is the hydration ; the carbonation of cement ; ion exchange and consolidate 加固的基本原理是水泥加固土的物理化學反應過程:水泥的水化反應;水泥的碳化反應;離子交換與團粒作用。

The mechanism and influencing factors of concrete carbonation are analyzed , and various predictive models of concrete carbonation depth are discussed 摘要分析混凝土碳化機理和影響因素,總結混凝土碳化深度的多種預測模型,并根據工程實例對碳化模型進行比對和分析。

It may be the deposition of caco3 in capillary that divide the large capillary into small one . carbonation can also lower the water permeability of samples 因此碳化將會降低水泥石和水泥砂漿的滲透性,滲透性的降低與水灰比有關,水灰比越大其降低的幅度也越大。

Examples of such applications are ; dry ice production , beer , carbonation , and its direct use in as raw material for synthesis reactions in chemical plants 典型用途:主要用于回收啤酒廠和酒精廠發酵過程中產生的二氧化碳,將其純化液化罐裝和制干冰,以供使用。