素混凝土結構 的英文怎麼說

中文拼音 [húnníngjiēgòu]
素混凝土結構 英文
plain concrete construction
  • : Ⅰ形容詞1 (本色; 白色) white 2 (顏色單純) plain; simple; quiet 3 (本來的; 原有的) native Ⅱ名...
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 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...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. Through the experiment research on practical damaged element, considering the effect of durability damage of steel corrosion and crack on structural element function. for the maintainment and transform plans " selection and prevention of heavy accidents the paper put forward abundant basis. it ' s perfection and development will provide basis for scientific management of active structure

    分析可知:鋼筋銹蝕是造成承載力下降的根本原因,同時也找出鋼筋耐久性影響的因,為合理選擇大修改造方案,防止重大事故等方面提供充分依據,它的完善和發展將為現役的科學管理提供依據。
  2. This paper presents an analysis method of mechanical behavior of aged concrete structures on elastic theory, and analyses the main causes of load bearing performance of concrete structures. the paper also illustrates some studies where structures exposed to the marine environment showed early deterioration and analyses the main causes of structural concrete deterioration, including concrete carbonization, corrosion mechanisms of concrete, and mechanisms of steel corrosion due to the penetration of chloride ions into the concrete. it shows that corrosion of the reinforcements is the main cause of structural concrete deterioration

    本論文提出老化板的分層彈性理論,對的承載能力的影響進行分析;對浙江沿海及其件的抗彎、抗剪、粘性能以及的動力性能進行分析研究;提出了影響沿海耐久性的主要因的碳化作用,堿骨料反應,的腐蝕機理以及鋼筋中鋼筋銹蝕的影響因
  3. Plain concrete structure

    素混凝土結構24
  4. ( 8 ) smart concrete structure based on mechano - electric effect of cfrc and plain concrete is developed

    ( 8 )開展了基於碳纖維力電效應的機敏應用研究。
  5. In this paper, research on predicting service life of reinforced concrete component exposed to chloride environment was made : firstly, a finite difference model is developed for predicting the process of chloride penetrating into concrete

    本文對氯離子侵蝕環境下鋼筋耐久壽命預測進行研究,完成以下一些工作:首先,綜合考慮多種因影響,建立有限差分計算模型。
  6. 3. based on the bond test for 33 concrete specimens and gfrp and bending test for 15 beams strengthening with gfrp, surface preparation of concrete, type of epoxy adhesives, thickness of adhesives, hardening time of adhesives, cure condition after strengthening are considered, and the effect on concrete structures strengthening with gfrp causing by construction behavior was analyzed. 4

    根據gfrp片材加固在施工中常涉及到的一些相關因,如基層表面處理情況、所選用的粘劑類型、塗抹粘劑的厚度、加固的方式以及養護狀況,進行了33個試件與gfrp片材的剪切粘試驗,並進行了採用gfrp片材加固的15根梁的抗彎試驗,分析了與施工性能相關的因對gfrp片材加固效果的影響。
  7. The time of carbonization from surface of concrete structure to surface of steel bar in concrete structure was taken as a durable limit. random characteristic of the limit was analyzed, based on which reliability index of carbonization in different servicing time was calculated and many relevant factors were discussed in two examples

    根據co _ 2擴散及鋼筋銹蝕的機理,把碳化至鋼筋表面的時間作為的耐久極限,通過計算其分佈特性,分析了鋼筋在不同服役期的碳化可靠指標以及影響鋼筋碳化可靠性的因
  8. Corrosion of steel reinforcement is now universally recognised as the major factor affecting the material stability and structural integrity of concrete structures

    摘要鋼筋腐蝕已被公認為影響的材料穩定性及完整性的主要因
  9. However nowadays problems appear in its durability. the erosion of reinforcement is regarded as the main reason which cause the early destroy in the reinforced concrete construction

    現已發現其耐久性出現了種種問題,鋼筋腐蝕破壞被確認為是導致鋼筋過早破壞的一個最主要的原因,而氯離子的侵蝕則是引起鋼筋腐蝕的首要因
  10. On the basis of the theory of reinforcement corrosion caused by chloride, a chloride diffusion model considering the time - dependent quantities of diffusion coefficient and surface chloride concentration for predicting the content of chloride in concrete is presented in this paper, at the same time, the determination of model factors are analyzed

    論文以氯離子對的侵蝕機理為基礎,在不同氯腐蝕環境下,建立了考慮氯離子擴散系數的時間依賴性及其它因影響的改進氯離子擴散模型,並對模型參數的選取和確定進行了深入討論。
  11. In the dissertation, the study on carbon fiber reinforced concrete ( cfrc ) and plain concrete has been reviewed. then mechano - electric effect of cfrc and plain concrete, its mechanisms, the interaction among mechano - electric effect, piezoresistivity and seebeck effect, the electrical circuit model of concrete based on mechano - electric effect, electromagnetic emission of concrete, the mathematical model of mechano - electric effect are investigated. also the converse effect of mechano - electric effect of cfrc and plain concrete, that is, electromechanical effect, and the interaction between electromechanical effect and electrothermal effect of cfrc are examined

    本文對碳纖維機敏性的國內外研究現狀進行了全面的評述,在大量實驗分析的基礎上,系統地研究了碳纖維的力電機敏性,研究了力電效應機理、力電效應與其它效應(壓阻效應、塞貝克效應等)的耦合關系、基於力電效應的電學模型、電磁發射現象、力電效應的數學模型等;論文同時對的電力效應、碳纖維電力效應與電熱效應的耦合關系等進行了探討;最後開展了基於力電效應的機敏應用研究。
  12. In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.

    的施工及使用過程中,由於受其自身及外界各種因的影響,常常會產生一些缺陷,對物的承載能力和耐久性造成嚴重影響,採用無損檢測技術進行質量檢測和健康診斷,這對開展安全、穩定性評估以及病害隱患治理研究具有重要意義。本論文主要針對大體積缺陷的檢測方法展開研究工作,重點討論了超聲波法檢測裂縫的基本原理和方法及其特點、適用范圍,運用動力有限元數值模擬其檢測過程,探討了有裂縫缺陷的在脈沖荷載作用下彈性波的傳播及其變化特徵,研究了不同裂縫深度下首波相位變化規律,得出了反轉臨界點與裂縫深度之間的關系,這對實際工程應用具有指導意義。聲波ct是一種新的無損檢測技術,它是利用聲波穿透被檢測體獲取聲波接收時間,來進行計算機反演成像的技術。
  13. Contradiction and unity relation in concrete structural design is put forward in the paper, including safety of structure and economy ; strength of material and deformation ; concrete protective coating and safety durability

    摘要通過對設計規范的理解,提出了安全與經濟、材料強度與變形、保護層與安全性、耐久性等因的對立統一關系對設計的影響。
  14. ( 2 ) the general methods to calculate the temperature field of reinforced concrete structures are summarized. the temperature field of reinforced concrete columns section is calculated in ansys, and the effects of different parameters such as design fires, surfaces exposed to fire, burning time, dimensions of cross section and concrete cover on the temperature field are analyzed

    ( 2 )總了受火鋼筋溫度場計算的一般方法,並用ansys對鋼筋柱截面溫度場進行了分析,得到了火災模型、受火面、受火時間、截面尺寸及保護層厚度等因對柱截面溫度場的影響規律。
  15. Secondly, the producing mechanism of crack in reinforced structure and factors which affect crack have been discussed, in the emphasis, the method is expounded, which applies first releasing then resisting, combination of releasing and resisting. in the method, flexible slit is applied firstly, which can make deformation of structure distributed, and decrease deformation energy, then the tiny expansion concrete and prestressed concrete with unbonded tendons are applied. and in the different phase, the compressive prestress is put on the concrete structure

    其次,分析並論述了鋼筋裂縫產生的機理和影響因,著重闡述了「利用先放后抗,抗放合,綜合控制」的方法:即首先利用后澆帶,使分段變形,減小超長變形的影響;並採用微膨脹技術及無粘預應力技術,分階段對施加一定的預壓應力,從而減小或完全抵消硬化收縮引起的拉應力;再合一些其他措施,成功實現鋼筋的超長無縫設計與施工。
  16. Influence of the temperature field and stress field is ignored but some other factors are considered such as temperature difference between the surface and inside of the concrete, circumstance temperature, work sequence, shaping period, elasticity modulus, the volume etc. and the emulation technology is applied to calculating the construction of the concrete

    運用模擬技術對大體積進行了不考慮損傷狀態下的溫度場及應力場的模擬計算。計算過程中綜合考慮了內部溫度的變化,環境溫度的變化,施工順序,澆築時間以及材料彈性模量的變化,徐變特徵,自身體積等因,同時指出了模擬計算中存在的問題與不足之處。
  17. Based on fuzzy characteristics in durability failure criterion of concrete structures durable life was estimated, in which process survival analysis method was considered with fuzzy theory and the contribution of statement of truncation data was taken into account

    在耐久性評價中包含許多模糊性因的特點,將模糊數學的思想融入到生存分析法中。基於的耐久性失效準則,並考慮刪失數據的狀態對耐久壽命的貢獻,對的耐久壽命進行了統計分析。
  18. The one of most important factor of affecting durabilities in construction concrete is chloride deterioration. the chloride penetration current exceeds 2, 000 coulomb in the no mineral admixtures silicate cement, using 30 % ~ 40 % fly ash it falls to 800 coulomb and the 60 % micro - slag falls to 500 coulomb ; though silica fume reduces penetration current, it deteriorates the workability of concrete

    氯離子侵蝕是影響安全性最重要因之一,不摻加任何礦物摻合料,氯離子滲透電量一般大於2000庫侖;粉煤灰摻量在30 40 ,滲透電量達到800庫侖;礦粉摻量在60左右,滲透電量達到500庫侖,並具有較高的綜合性能;硅灰可以改善氯離子滲透能力,但惡化了工作性。
  19. All concrete structures are exposed to volume changes caused by hydration reactions in the early age. if the volume changes are restrained, stresses is generated which will cause cracking when it overcomes the tensile strength. as the mechanical properties of early age concrete vary with time, especially the creep degree depends on the time elapsed and the time at loading, to calculate the stress of concrete structure is a complex nonlinear problem. the finite element method ( fem ) can take account of the evolution of the stiffness properties, the development of thermal strain, creep, shrinkage and so on. in this paper, a general approach for numerically simulating this type of behaviour is presented firstly. then, how to solve this problem is introduced by the general finite element software ansys using the initial stress method. finally, a detailed description of an example calculation that demonstrates the potential of the numerical simulation strategy follows

    早期由於水化反應都會產生體積變化.如果體積變形受到約束就會產生應力,一旦超過的抗拉強度就會產生裂縫.由於早期的力學性能是隨時間變化的,特別是徐變,它不僅與加載時間有關而且同時隨齡期而變化,因此計算早期應力是較為復雜的問題.有限單元法不僅可以考慮剛度的變化,而且可以考慮溫度、徐變、收縮等因.本文利用初應力法對通用有限元軟體ansys進行了二次開發,通過工程實例計算了高層建築地下室側墻早期應力的變化過程,並提出了相應的抗裂措施
  20. Abstract : durability zonation standard ( dzs ) is proposed to provide useful parameters for durable concrete structure design. it deals not only with the influence of environment on structures, but also with types, functions and importance of structures based on the theory of life cycle cost ( lcc ). first, the basic concept of dzs for concrete structure design is defined. then the basic principles for dzs are established. the factors for zonation according to natural environmental conditions and structural importance are identified. the usefulness of dzs by citing a real application for concrete highway bridges in zhejiang province is demonstrated. finally, durability regulations are provided accordingly to zonation

    文摘:耐久性環境區劃標準的目的就是為耐久性設計提供合理的設計參數.耐久性環境區劃標準在全壽命周期成本原理基礎上考慮了環境對的影響,並將的重要性、形式和功能等多方面因一併納入考慮之中.首先給出了設計耐久性環境區劃標準的概念和建立該標準的3個基本原則,其次根據自然環境條件和重要性等確定了區劃的主要影響因,然後以浙江省公路橋梁耐久性環境區劃圖的編制為例說明了耐久性環境區劃的可行性與實用性,最後根據區劃圖給出了耐久性區劃標準的若干設計規定
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