煤化學劑 的英文怎麼說
中文拼音 [méihuàxuéjì]
煤化學劑
英文
coal chemicals-
Non - chemical bond association structures in fanzhi brown coal and their evolution were studied by the integration of hydrous pyrolysis and cs2 / nmp extraction
摘要採用熱模擬實驗與cs2 / nmp混合溶劑抽提相結合的方法對繁峙褐煤中的非化學鍵締合結構及其演化特徵進行了研究。Influence of chemical activators on the pozzolanic property 0f reject fly ash
化學激發劑對廢棄粗粉煤灰火山灰活性的影響The concrete with the a 28 days compressive strength of c60 can be produced by using suitably pulverulent coal - fired ash, the higher the quantity of pulverlent coal - fired ash mixed in concrete with 10 % - 20 % is, the higher the strength of concrete is. then, we carry out the studies on the technics properties that reflect the comprehensive properties of concrete. we find that the separating and excreting water of the concrete can be avoided efficiently when the pulverulent coal - fired ash and superplasticizer are used suitably, the higher the quantity ration of coal - fired ash and super plasticizer are, the higher the caving degree of the concrete is
在上述研究基礎上，對摻細化粉煤灰后混凝土的強度變化規律進行了分析研究，在適當配合比及高效減水劑的作用下，摻一定數量的磨細粉煤灰，在28天齡期可以配製出抗壓強度高於c60的粉煤狄高強混凝土；當磨細粉煤灰以10 - - 20不同的摻量分別摻入粉煤灰中時，粉煤灰高強混凝土的強度隨摻量的增大，各齡期強度均逐漸降低；在摻入8硅灰+ 10粉煤灰可使高強混凝土的各齡期強度都有很大增加，當單摻8粉煤灰時，混凝土的後期強度增加較快；粉煤灰混凝土必須加入高效減水劑遼十l彬技術人學碩十學位論文後j 」能達到高強的目的。On the basis of research of various physical characteristics of coal gangue, fly ash, aeolian sand, through contrast experiment, we chose this new reinforce material
在對煤矸石、粉煤灰和風積砂土的各項物理力學特性進行試驗研究的基礎上，通過對比試驗選擇了可供工程應用的新型固化劑。On the basis of the characteristic of the industry waste slag, which is high added to the hsfab, different kinds of catalyzing methods are adopted to make the waste residue more active. the additive f, developed by the author can obviously improve the mechanics characteristic and durability of hsfab, especially the restraining of the drying shrinkage. based on the study of technics parameters and the problems in the manufacture, hf - 1100 series full - automatic hydraulic pressure wall brick presses is chosed to solve the problems, such as low molding pressure, low efficiency and the certified product ration
在hsfab的研究方面，通過兩種體系hsfab （即「水泥?鋼渣?粉煤灰?爐渣」和「石灰?鋼渣?粉煤灰?爐渣」體系）的配方優化設計，使之具有良好的社會、經濟和環境效益；在高摻量工業廢渣的前提下，根據各種原料的特性，對其採用不同的活化技術，使其具有較高的活性；自研的外加劑f ，對hsfab製品的物理力學性能和耐久性能均有明顯的改善作用，尤其是對製品的乾燥收縮性能有顯著的抑制作用；通過對工藝參數的研究，結合實際生產普遍存在的問題，選取了hf - 1100系列全自動液壓墻體磚壓機，有效地解決了傳統制磚過程中常見的成型壓力低、生產效率低、產品合格率低（即「三低」現象）等問題。Being lightweight aggregate, the chemical mineral constituents and physical mechanics properties of lytag are analyzed. meanwhile properties of haydite concrete using lytag as coarse aggregate are also studied. the influences on lightweight concrete qualities by introducing wollastonite and chemical admixtures are researched which proves the important roles of wollastonite and admixtures in construction of concrete platforms
分析了作為輕骨料的粉煤灰陶粒的化學、礦物成分和物理力學性能以及用它作為粗骨料配製出的輕質混凝土的各項特性；研究了摻入硅灰和減水劑等外加劑對混凝土的強度、耐久性和新拌混凝土可工作性的影響；說明了硅灰和化學外加劑在海洋平臺混凝土施工中不可或缺的作用。Mechanical performance, frost resistance and abrasion resistance of concrete with fly ash, air entraining agent and four kinds of inorganic salts including sodium sulfate, sodium nitrite, calcium nitrite and sodium chloride are mainly studied in this paper
本文研究了在路面水泥混凝土中摻入粉煤灰、引氣劑和四種無機鹽（ na2so4 、 nano2 、 ca （ no2 ） 2和nacl ）后，混凝土的力學性能、抗鹽凍剝蝕能力和耐磨性等性能的變化規律。The equilibrium working temperature of the gasifier and the composition of the outlet syngas ( short for synthesis gas ) at this temperature were calculated by solving the chemical equilibrium and the energy equilibrium equations. the analysis was used to study the effect of gasifying agent mixture ratio on the outlet syngas composition, the cold gas efficiency, the thermal efficiency and the exergy efficiency. the optimum o2 / coal ratio was found for a reasonable vapor / coal ratio ( the vapor / coal ratio had little effect on the efficiencies ) for various kinds of coal to maximum the thermal efficiency and the exergy efficiency
通過化學平衡和熱量平衡方法求解氣化爐平衡工作溫度以及該溫度下的出口煤氣成分，研究了氣化爐進口氣化劑配比對出口煤氣成分、冷煤氣效率、熱效率及火用效率的影響，指出熱效率、火用效率最優情況下適應于各煤種的最優氧煤比以及合理的水蒸汽耗量，為多聯產系統的設計優化提供參考。As a kind of cement retarder, normal setting time and good effect for mechanical properties and soundness of cement can be got when adding desulfurization gypsum in cement, so it can used instead of natural gypsum to produce cement entirely, coal gangue is activated and coal ash desulfurized have good active, can improve cement output and also can depress consumption when them be used as mixed material, have well economic and environmental effects
脫硫石膏作水泥緩凝劑時，水泥的安定性、凝結時間正常，可改善水泥的力學性能，完全可替代天然石膏；活化后的煤矸石和脫硫煤灰具有較好的活性，用作水泥混合材可增加水泥產量、降低生產成本，具有良好的經濟和環境效益。This paper analyses the problem of concrete cracking and leakage, and set up the model of the middle or low - strength steel slag anti - cracking and impermeable concrete ( acic ) on the base of the analysis. the four principles of water permeable resistance character, volume stability character, toughness and anti - chemical corroded character have been put forward for raw materials selection and durability design of acic, acic is designed by the theory of composite material and the theory of fiber - reinforced, and two series of acic, such as fly ash series and steel slag series, have been manufactured by means of mineral admixture, hybrid fiber and chemical admixture. hydrating heat, macro - mechanics quality, durability and microstructure of the acic have been researched
本文對中低標號大體積混凝土滲透開裂問題進行了研究，從混凝土自身結構形成與經濟角度指出大摻量粉煤灰與膨脹劑復合配製大體積混凝土的問題所在，提出採用鋼渣微細礦粉配製中低標號防滲抗裂混凝土的思路，運用復合材料理論設計中低標號防滲抗裂混凝土，提出了低水化熱、抗滲性能、體積穩定性、韌性和抗沖磨性能是中低標號防滲抗裂混凝土材料選擇和耐久性設計的主要原則，採用鋼渣微細粉復合混雜纖維、化學外加劑的技術路線，配製了適合於深水等特殊環境中的大體積中低標號鋼渣系列防滲抗裂混凝土，對其進行水化特性、宏觀物理力學性能、耐久性和微觀結構研究。On the base of studying the compatible of chemical admixture and mineral admixture with cement, according to heat of hydration, chemical shrinkage and environment condition in the course of concreting and restrained cracking sensitivity indicates different quantity of mineral admixtures lead to different effect to the stability of concrete, such as 30 % fly ash and 40 % ~ 60 % micro - slag can improve the stability, but silica fume deteriorates the stability
在研究了化學外加劑、礦物摻合料與水泥兼容匹配關系的基礎上，指出不同礦物摻合料對混凝土的體積穩定性（熱穩定性、化學收縮、干縮、開裂敏感性）的影響不同，粉煤灰摻量達到30 ，礦粉在40 60改善體積穩定性，硅灰惡化了體積穩定性。分享友人