high performance concrete 中文意思是什麼

high performance concrete 解釋
高性能混凝土
  • high : adj 1 高的〈指物,形容人的身高用 tall〉;高處的;高地的。2 高級的,高等的,高位的,重要的。3 高尚...
  • performance : n. 1. 執行,實行,履行;完成;實現;償還。2. 行為,動作,行動;工作。3. 性能;特性。4. 功績;成績。5. 演奏;彈奏;演出;(馴獸等的)表演;把戲。6. 【物理學】演績。
  • concrete : adj 1 具體的,有形的;實在的,實際的。2 固結成的,混凝土製的。3 圖案詩歌的(參閱concrete poetry)...
  1. Concrete protect the steel against corrasion, for it provide the alkaline condition. carbonization is a key factor that makes alkalescence of concrete decrease, the high performance concrete is applied in engineering field increasingly with its good carbonization capability

    混凝土對鋼筋的保護作用是由於其提供了避免鋼筋產生銹蝕的堿性環境,而碳化作用是使混凝土堿性降低的重要因素之一。
  2. Preparation and application of high strength and high performance concrete of drilling shaft lining in special deep alluvium

    特厚沖積層鉆井井壁高強高性能混凝土配製研究及其應用
  3. On the basis of ways of six ingredients, fly ash can be put into high strength and high performance concrete whose reliability of strength is very high

    採用六組分路線配製粉煤灰高強高性能混凝土,揭示了其應用到高強高性能混凝土中的具有較高的可靠性。
  4. Shear abilities and calculative methods of precasted concrete joints with steel flber high performance concrete

    預制結構鋼纖維高強混凝土節點抗剪能力及其計算方法
  5. Experimental study on low hydration heat high strength and high performance concrete and its application

    低水化熱高強高性能混凝土試驗與應用
  6. Research and application of shrinkage - reducing agent for high performance concrete

    高性能混凝土減縮劑的研究和應用
  7. The binders has supper fluidness 、 bonding capacity 、 water retentivity 、 filler properties, no segregation, no bleeding and supper mechanical properties after harden. it is one of high performance concrete. japanese have been researched self - compacting concrete from 1987, and used more than 1. 2millions litres

    其拌和物具有良好的流動性、粘聚性和保水性,要求填充性能優異,不離析、不泌水且硬化后具有良好的力學性能,屬于高性能混凝土( high - performanceconcrete )的一種。
  8. Here the hsc of sompa is achieved through adding super - effective water reducer, fined slag and silicon fume, and decreasing the water / cement ratio. by varying the area ( spacing ) of tension bars, compressive bars, vertical links and distribution steel and embedding steel fiber and polypropylene fiber we try to improve the behaviors of reinforced high performance concrete one - way spanning slabs in bending, so that its ductility be greater than 5. with the same arrangement of steel the width of bending member is varied to observe the effect of the width / depth ratio on the ultimate compressive strain of concrete

    通過變化受拉筋含筋率和受壓筋、箍筋(鉤筋、分佈筋)含量,或摻加纖維使之成為鋼纖維高強混凝土( sfrhsc )和聚丙烯纖維高強混凝土( pfrhsc ) ,對高強混凝土雙筋截面梁、板的受彎性能進行了試驗研究,試圖改善高強混凝土受彎構件的延性,使其延性比大於5 ;並在相同配筋情況下,通過變化截面寬度,研究了高強混凝土受彎構件的寬高比對壓區混凝土極限應變的影響;並對試驗構件的裂縫發展情況進行了觀測。
  9. The research is to develop a new material - - - - high performance concrete of hill sand on the basis of practice of high strength concrete of hill sand and knowledge of ultra - fine trass additive by using concrete material in guizhou and mixing fly ash. the research result shows that the flowability, moldability, cohesiveness of high performance concrete of hill sand are significant by comparison with ordinary concrete on mechanical properties, long term properties, and durability

    本研究課題是在已成功研製並實際應用的c60高強山砂混凝土的基礎上,結合對微細(超細)活性摻合料性質的理論認識,充分利用貴州當地的混凝土材料,並摻入微細(超細)活性摻合料,研製一種新型的高性能混凝土,即山砂高性能混凝土。
  10. This paper first discusses the cause of crack formation and crack mechanism of high performance concrete. then carries out crack tests of three groups of concrete slabs using aggregate type, sand rate and dosage of fly ash as design parameter

    本文初步探討了泵送高流態混凝土的裂縫成因和開裂機理,並分別以骨料品種、砂率以及粉煤灰摻量為設計參數進行了三組配合比混凝土平板的抗裂試驗。
  11. Making use of traditional methods of compensating shrinkage, that is, added with appropriate expansion agent, compensating for the shrinkage of super high strength & high performance concrete has been realized

    本研究採用傳統的補償收縮方法,在超高強混凝土中摻入合適的膨脹劑后,達到了補償超高強混凝土收縮的目的。
  12. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  13. The author has done much research work in examining the functions of raw materials, as well as making graph analysis of the raw material. as a result, achievement have been made : ( 1 ) making sure of the standard factor and t he best mixture proportion, ( 2 ) finding out the best way of measuring the index of the high performance concrete, ( 3 ) the endurance of this high performance concrete and the volume stability have been experimented ; ( 4 ) the great economic and social benifit are obtained by cost analysis

    其主要工作進行了各種原材料的性能檢驗並做出相應圖表分析;對摻超細礦渣粉末的高性能混凝土進行正交試驗,確定了主要水平因子和最佳配合比;通過對高性能混凝土的耐久性試驗及高性能混凝土的體積穩定性試驗,確定檢測高性能混凝土耐久性指標的最佳方法及高性能混凝土的熱脹冷縮率和體積穩定性;通過對高性能混凝土的成本分析,確定摻超細礦渣粉的高性能混凝土其經濟效益和社會效益非常顯著。
  14. Abstract : because the water - binder ratio of both high strength concrete and high performance concrete are very low, it bring about the following consequences such as : 1, the grade of cement strength would be a negligible symbol 2, the effectiveness of mineral admixture would be considerably improved 3, the high cohesion of the mixture and concrete " s shrinkage and creep would be changed etc. all these consequences should be well deliberated by the construction circles

    文摘:高強混凝土和高性能混凝土因其水膠比都很低,給配製與施工帶來如下現象:水泥標號的「標志」作用淡化,礦物摻合料的作用顯著改善,拌合物的高粘聚性、混凝土的收縮和徐變性能的變化等,這些現象都值得施工人員注意。
  15. It is high performance concrete of low water - binder ratio. with its own gravity and without any vibration, it can fill up the space automatically. with high adding quantity of fly ash and slag, high quality water reducing agent and other compound admixture is the most important technology of this kind of high performance concrete. scc focus on high workability at the same time on high strength and high durability through choosing the composite of aggregate, additives, content of cementions material, admixture reasonably and the optimum design of mix proportion

    本文研究了採用吉林省本地原材料和常規生產工藝配製c40自密實混凝土的製作技術,採用水膠比、粉煤灰摻量、砂率、膠凝材料總量四個因素進行配合比的正交設計,試驗分析了自密實混凝土拌合物的工作性以及硬化后的力學性能、耐久性和生產與施工注意事項,並對其經濟性做出了客觀評價,本次試驗為吉林地區自密實混凝土的推廣應用提供了數據基礎。
  16. High performance concrete is a very popular key of research in structure material currently. but high performance cement mortar is lack of much attention. in fact, cement mortar and concrete are very close relationship

    原因是多方面的,其中一個重要原因是砂漿的應用目前還主要是抹面、找平和砌築,還沒有能夠上升到砂漿是混凝土等結構材料的保護層的高度。
  17. Self - compacting concrete ( scc ) is one of high performance concrete ( hpc ) that can consolidate under its own weight without any vibration

    自密實混凝土是一種在自身重力作用下無需振搗即能密實成型的高性能混凝土。
  18. The last ten years, many civil governments are paying mucher regarding to the utilization of the high performance concrete. self - compacting concrete is fills formwork and encloses reinforcement itself on gravitation but not on forced vibration

    自密實( self - compactingconcrete )是指混凝土拌和物主要依靠自重,勿需振搗即可自行填充模型且包裹配筋的混凝土。
  19. The result of the research indicates that the high performance concrete produced with this type of cement is of higher early and post strength and the electric flux of the concrete is low

    研究結果表明,應用該水泥配製的高性能混凝土均具有較高的早期強度和後期強度,混凝土的電通量較低。
  20. In charge of one of major subjects of the national eighth five - year plan, i. e. " study on shotcreting techniques of polyacrylate emulsion cement mortar for impermeability coating of pu ding rcc dam ", the achievement of which has been appraised by the ministry of electric power and evaluated as reaching national leading level. 2. in charge of the major subject aided by the committee of national natural science funds, " study on durability of high bolumes of fly ash concrete ", the first phase achievement of which has been commended by the committee. 3. in charge of one of major subjects of the national ninth five - year plan, i. e. " study on high performance concrete in marine engineering, design and construction ". 4. acting as one of editors - in - chief of " technical specification for abrasion and cavities resistance of concrete in hydraulic structures ", which is issued by the ministry of water resources. 5. by providing the repairing and strengthening schemes on seepage and cracks of the basement of nanjing lukou international airport, the air traffic opening of the airport was ensured as scheduled. 6. consulting services on techniques of high performance and abrasion - erosion resistance concrete for three - gorges project, anti - corrosion of reinforced concrete strutures for the ore port of shanghai baoshan iron and steel works, mass fly ash concrete for jiangyin yangtze river bridge and pumping concrete for nanjing yangtze river second bridge

    主持國家「八五」攻關項目「普定碾壓混凝土壩上游面丙乳砂漿防滲層大面積施工工藝研究」 ,成果通過部級鑒定,評價屬國內領先水平; 2 .主持國家自然科學基金重大項目「高摻量粉煤灰混凝土的長期性能研究「 ,階段成果獲國家自然科學基金委通報表彰與獎勵; 3 .主持國家「九五」攻關項目「海工高性能混凝土成套技術研究」 ; 4 .水利部「水工混凝土抗沖磨防空蝕技術規范」的主編之一; 5 .為南京祿口國際機場地下室修漏與裂縫補提出技術方案被采納並實施,為機場如期通航作出貢獻; 6 .為三峽工程抗沖磨高性能混凝土技術、上海寶鋼礦石碼頭鋼筋混凝土防腐蝕技術、江陰長江大橋大體積粉煤灰混凝土技術、南京長江二橋泵送混凝土技術等提供咨詢建議。
分享友人