混凝土增強劑 的英文怎麼說

中文拼音 [húnníngtǔzēngqiángjì]
混凝土增強劑 英文
concrete hardening agent
  • 混 : 混形容詞1. （渾濁） muddy; turbid2. （糊塗; 不明事理） foolish; stupid
  • 凝 : 動詞1. （凝結） congeal; curdle; coagulate 2. （注意力集中） fix
  • 強 : 強形容詞（強硬不屈;固執） stubborn; unyielding
  • 劑 : Ⅰ名詞1 （藥劑; 制劑） a pharmaceutical or other chemical preparation 2 （某些有化學作用的物品） a...
  • 混凝土 : concrete; beton; jetereting混凝土壩 concrete dam; 混凝土板 concrete slab; 混凝土標號 concrete gra...
  1. To improve the binding strength between the deck slabs and deck surfacing layer of badong changjiang river highway bridge and to provide the surfacing layer with anti - cracking ductility, a series of technical measures has been taken in the construction of the deck surfacing of the bridge, including those of embedding binding reinforcement in the deck slabs, spraying inorganic binding agent between the slabs and layer, replacing part of the cement with micro expansion agent and adding appropriate amount of polypropylene fibers to the concrete

    摘要巴東長江公路大橋橋面鋪裝，通過採取預埋橋面粘接鋼筋、噴塗無機界面粘結劑、用微膨脹劑替代部分水泥、在混凝土中摻入適量的聚丙烯纖維等措施來提高橋面板與鋪裝層間的界面粘結強度和給橋面抗裂增韌。
  2. Permeable durability reinforcing agent used for concrete surface is a material sealing surface of concrete, and it can permeate into inner of concrete and fill or block the pores of concrete surface with dry crystal or emulsoid generated by reaction between it and chemical compound in concrete

    混凝土表面用滲透型耐久性增強劑是一種針對混凝土表面的滲透封閉型材料，其可滲入混凝土內部，並通過乾燥結晶或與混凝土內部相關物質反應生成乳膠體將混凝土表層的孔隙填充、堵塞，對已有混凝土結構的防護具有重要意義。
  3. The expansion agents can only make up the shrinkage to some extent, and the compensation effects would be reduced when the retardener and fly - ash are used. the expansion agents are not panaceas to avoid the shrinkage cracking as expansion can also reduce the concrete soundness. under bad curing condition, the polypropylene fibrillated film fiber can improve concrete ' s anti - crarking property, while the nominal steels have very unobvious effects. to reduce the concrete shrinkage thus avoid the cracking, the former factors must all be taken into account in concrete proportion design to develop sound concrete

    研究結果表明，水泥的品種和用量是影響混凝土收縮值的主要因素之一，當混凝土中水泥用量超過470kg / m ~ 3時，混凝土的收縮值超過400 10 ~ （ - 6 ） ，在約束狀態下存在高開裂風險；採用細砂使混凝土單位用水量顯著提高，收縮值也大幅增加；優質粉煤灰總體上能抑制混凝土的收縮，以超量方式摻入其抑制作用更加明顯，但粉煤灰混凝土早期的粘聚性較差，應注意養護，以免失水產生龜裂；早強減水劑和緩凝減水劑都會使混凝土收縮值增加；膨脹劑只能補償混凝土部分收縮，同時受緩凝劑和粉煤灰的抑制，而且膨脹使混凝土的體積安定性增加了不確定因素，膨脹劑不是解決混凝土收縮裂縫的良方。
  4. Following is the factors ideating with the surface of old concrete in different way ( including brushing surface, chiseling surface, cleaving surface ), adherence agent ( including cement slurry, cement sand slurry, cement slurry with the u expansion agent ), the freeze - thaw circulation times and air - entraining. as a result, we found that the roughness influence on the adhesion capability of the new on old concrete to a large degree. the larger rougeness is, the larger the splitting tensile strength on the adhension face is. the kind of adhesion agent is also influence on the adherence capability of new on old concrete. the circulation times of freez - thaw have a large influence on the splitting tensile strength of adherence face of new on old concrete. the analysis of tests give some advices to the practical engineering

    主要考察了老混凝土表面不同處理方式（刷毛面，鑿毛面，劈裂面） 、界面粘結劑類型（水泥凈漿，水泥砂漿， u型膨脹劑水泥漿） 、凍融循環次數等對新老混凝土粘結面劈拉強度的影響，以及凍融作用下新混凝土加氣對粘結面劈拉強度的影響。試驗結果表明，粗糙度對新老混凝土粘結性能有重要影響，隨著粘結面粗糙度的增大，粘結面劈拉強度不斷增加；界面粘結劑類型對新老混凝土粘結性能有一定影響，在凍融作用下， u型膨脹劑水泥漿粘結效果不如水泥凈漿和水泥砂漿；凍融循環對粘結面劈拉強度有較大影響，加氣能明顯改善新老混凝土粘結面的抗凍能力。
  5. 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。
  6. Chloride ion permeability coefficient of c20 concrete and c30 concrete reduces after concrete surface is treated by reinforcing agent, and soakage reduced too. so the impermeability and carbonization resistance of concrete, especial c20 concrete, increase

    塗刷耐久性增強劑后， c20和c30混凝土的氯離子擴散系數降低，吸水量減小，抗滲和抗碳化性能提高，其中，對c20混凝土的效果更為明顯。
  7. The study on hpec mortar shows that restricted expansive ratio ( e2 ) increases in the curve of parabola with the increase of the dosage of calcium sulphoaluminate ( csa ) expansive agent. so there is a suitable range of csa dosage ( generally 6 % - 12 % ). in this range, e2 of hpec mortar can reach as high as ( 5 - 10 ) 10 ~ 4, and the strength is not decreased

    對hpec砂漿的研究表明，限制膨脹率隨膨脹劑csa摻量的增加呈拋物線形式遞增，存在一個合適的csa摻量范圍（一般為6 - 12 ） ，在該范圍內hpec砂漿限制膨脹率可高達5萬- 10萬，且保證強度不下降，這就為設計不同膨脹能級膨脹混凝土而又保證混凝土強度等級提供了空間。
  8. This paper mainly deals with the effect of hydrosoluble hp fibre, fibremesh and fdn on cement mortar ' s bend resistant strength and compressive strength under the same operating conditions and with different hp mixtures ; comparing fibremesh to hp, both of which have different effects on concrete ' s compressive strength, tensile strength and bend resistant strength ; and finally discussing hp ' s mechanism

    本文主要研究了工作性相同、 hp摻量不同時水溶性高分子纖維（ hp ） 、纖維網、 fdn高效減水劑對水泥砂漿抗折強度、抗壓強度的影響。同時對纖維網和hp增強混凝土的抗壓強度、劈裂強度、抗彎強度作了對比分析。最後對hp的作用機理進行了研究。
  9. Under the direction of such theories, the influence of the composition of the concrete to the workability, mechanical property and durability of hplc is analyzed systematically ; the key technology of the preparation of hplc was grasped. the theory of strength improvement of subsidiary bonder is detected, special additive - fdl for hplc is made, lc40 - lc60 hplc with the slump over 18cm, the slump flow over 50cm, segregation degree below 5 %, small drying shrinkage, high tension strength and long durability is prepared. the concept and experimental method of the segregation degree of the mixture is put out and the analytical system of high performance hplc is built

    以設計理念和設計理論為指導，系統研究了輕集料、輔助膠凝材料等組分及其配比參數對輕集料混凝土工作性能、力學性能和耐久性能的影響規律，探明了輔助膠凝材料對于輕集料混凝土的增強機理，研製出能夠有效控制輕集料混凝土拌和物分層離析度和降低坍落度經時損失的專用外加劑fdl ，掌握了制備高性能輕集料混凝土的關鍵技術，制備出坍落度大於18cm 、擴展度大於50cm 、分層度小於5 、低干縮、高韌性、高耐久的lc40 lc60高性能輕集料混凝土。
  10. Next was an experimental study on modification of stone ballast concrete small hollow block. the influence of polypropylene fiber, expansion agent and both of them on permeability - resistance and both moisture expansion and dry shrinkage of the block were systematically tested. the testing results and theoretical analysis slowed that they all can improve its properties, among which polypropylene fiber can most effectively restrain it ’ s moisture expansion and drying shrinkage ; however, the block doubly blended with polypropylene fiber and expansion agent will be likely to most beneficially improve crack - resistance of wall filled with the block

    試驗結果和理論分析表明，單摻聚丙烯纖維、單摻膨脹劑和雙摻聚丙烯纖維與膨脹劑均能改善混凝土空心砌塊的性能，其中，聚丙烯纖維更有利於限制單個砌塊的濕漲干縮，單摻聚丙烯纖維的空心砌塊濕脹干縮的波動性最小;雙摻聚丙烯纖維與膨脹劑對限制石渣砌塊濕脹干縮的效果不理想，但雙摻砌塊將更有利增強于砌塊填充墻的整體抗裂性。
  11. This text, we mainly do experiments on the base of the truth that expansive agent control splitting. first, fixing on the dosage of expansive agent, then we mix the polymer or polypropylene fiber re into expansive agent in order to improve the anti - cracking performance and the anti - infiltrate of concrete. through the comparison and analysis of result that are tested, we choose a kind of relatively excellent anti - crack material proportion ? gt anti - crack material

    為了更好地解決混凝土開裂，提高混凝土的抗裂能力，本課題以混凝土膨脹劑補償收縮抗裂的原理為基礎，選定csa膨脹劑摻量情況下，再摻加聚丙烯纖維和聚合物a ，通過復合摻加抗裂組分來達到增強混凝土的抗裂性能，提高抗滲性能，並通過比較和分析，選擇了綜合性能較優的復合摻加抗裂組分的配比方案? gt新型抗裂劑。
  12. The influence of polypropylene fiber, expansion agent and both of them on moisture expansion and dry shrinkage of the filled wall were systematically tested. the testing results and theoretical analysis slowed that polypropylene fiber was the most beneficial to restrain it ’ s moisture expansion and drying shrinkage, however, the block doubly blended with polypropylene fiber and expansion agent can most beneficially improve crack - resistance of wall filled with the stone ballast block, at the

    試驗結果和理論分析證明上述試驗結果及理論分析，即單摻聚丙烯纖維、單摻膨脹劑和雙摻聚丙烯纖維與膨脹劑均能限制混凝土空心砌塊的濕漲干縮，其中，聚丙烯纖維的限制效果最好;但是，膨脹劑的補償收縮與聚丙烯纖維的限縮聯合作用使得雙摻砌塊更有利於增強混凝土空心砌塊填充墻的整體抗裂性能。
  13. Based on the basic principles of densified systems containing homogeneously arranged ultra - fine particles ( dsp ) and reactive powder concrete ( rpc ) adopted by foreign researchers specialized in building materials, silica rume, ultra - fine fly ash, quartz powder, 52. 5 - class portland cement and superplasticizer were selected and mixed, the theoretic of mixed steel fiber reinforced cement - based composite materials and of micro - aggregate filling voids were applied, the composition was adjusted, the mixture ratio of rpc was optimized, a suitable curing schedule was adopted, in the result, an ultra - high performance concrete designated rpc was successfully prepared by normal technology methods

    本文基於超細粒聚密材料（ dsp ）和活性粉末混凝土（ rpc ）配製的基本原理，選用硅灰、粉煤灰、石英粉和硅酸鹽水泥，輔以高效減水劑，採用多重復合的技術路線，運用混雜鋼纖維增強理論和微集料填充密實原理，調整材料組成，優化混凝土配合比，結合適宜的養護制度，在現有技術條件下，成功制備出了rpc200材料。
  14. The results indicate that less dosage of water, clay, bentonite and larger dosage of cement, and mixing coal ash and admixture can increase compressive strength of plastic concrete

    結果表明，減小水膠比及黏土和膨潤土的用量，增加水泥用量，摻加粉煤灰和外加劑，均可提高塑性混凝土的抗壓強度。
  15. Permeability test of concrete which surface is treated by reinforcing agent prove that it can improve durability of low strength concrete effectively

    因此，混凝土表面的塗刷滲透試驗證明表面增強劑可以有效提高低強混凝土的耐久性。
  16. To significantly improve both strength and durability of repair interfacial layer between old and new concrete, two attempts were firstly put forward in this thesis : ( 1 ) a kind of new modified primer would be produced by introducing shrinkage reducing admixture into cement mortar, which may both reduce the shrinkage of the interfacial layer, and lessen the content of large crystal in the repaired interface layer, accordingly, remarkably increase the van der waals force of interfacial layer

    為大幅度提高新老混凝土修補界面層的強度和耐久性，本文首次提出並實現兩個設想： （ 1 ）以國產減縮劑為外加劑，配製新型改性水泥砂漿界面劑。該界面劑既能減少界面層宏觀干縮裂縫，又不增加大晶體，使界面層形成密實的微細觀結構，顯著提高粘結界面層內晶體間的范德華力。
  17. Adding assistant at optimal dosage, reinforcing agent has very strong permeability. its permeating length into c20 concrete can be 12. 5mm and 4. 5mm into c30 concrete

    通過試驗研究，以最佳摻量摻加助劑后，耐久性增強劑具有很強的滲透性，其在c20混凝土中的滲透深度可達12 . 5mm ，在c30混凝土中達4 . 5mm 。
  18. Moreover, the good crack - proof performance cl40 - cl60 fiber - reinforced pumping lwac is prepared through mixing up superplasticizer, artificial additive, fiber, and adopting other technologies. this kind of lwac is also successfully applied to caidian han river bridge project that reduced the cost, shortened the construction period and archived great economic benefit

    採用摻加纖維增強、高效減水劑、礦物摻合料等材料復合技術，研製出抗裂性能好的cl40 - cl60纖維增強增韌泵送輕集料混凝土，並成功應用在蔡甸漢江大橋，節約了資金，縮短了工期，取得了顯著的經濟效益。
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