arch dam 中文意思是什麼

arch dam 解釋
拱壩
  • arch : n 1 【建築】弓架結構；拱廊；拱門；弓形門；穹窿，拱洞，拱頂。2 弓形，半圓形。vi 1 【建築】作（成）...
  • dam : n 1 水閘，壩，堰。2 壩中的水。3 【礦物】坑道堰。4 （牙科用的）橡皮障。5 〈比喻〉障礙。vt 1 築水閘...
  1. The first power station of jinping mountain lies in the west section of the yanglongjiang river from santan to shoupagou gully, with a double - curved arch dam of 305 - meter height and a normal water storage of 1880metres. the exposed strata of the damsite are marbles and arenaceous rocks of triassic and solution fissures have been developed in the marbles of the left - bank ' s dam abutment, and they have become a stratum of strong leakage. as a result, it has been an important problem for the dam foundation to stop leakage

    錦屏一級電站位於西雅礱江的三灘至手爬溝河段，壩型為305米高雙曲拱壩，正常蓄水位標高1880米。壩址區出露的地層為三疊系雜谷腦組二段大理巖和三疊系雜谷腦組三段的砂板巖。在勘探過程中，發現左岸壩肩大理巖體中的構造裂隙和溶蝕裂隙發育，且成為強滲透地層，為此壩基的防滲成為重要問題。
  2. Study on influences of asymmetry on arch dam foundation

    拱壩基礎不對稱性影響研究
  3. According to this, the temperature field stress field and autogeny body - expand - deformation field of yangchun arch dam during construction arid operation period are analyzed, thus many significant conclusions are got for reference

    由此，模擬分析了陽春拱壩施工期和運行期溫度場、自生體積膨脹變形場及應力場，得到了一些有參考意義的結論。
  4. For jiangpinghe double - curved arch dam, 3 - d elasto - plastic fem is made, in which the point safety factors of the dam - abutments system and the safety margin for coefficients of sliding resistance on 7 potential sliding blocks of the dam before and after the reinforcement of the dam are calculated under the conditions of the normal storage level and the design flood level respectively based on the results from the analysis made with fem

    摘要對江坪河雙曲拱壩進行了三維彈塑性有限元分析，利用有限元應力成果分別計算了正常蓄水位、設計洪水位等3種工況下加固前後壩體壩肩系統的點安全系數和7個可能滑動塊體的抗滑富餘系數。
  5. Overturning and sliding are seldom a factor in the design of arch dam.

    拱壩設計中很少考慮傾覆和滑動的問題。
  6. Study and analysis of non - penetrative induced slot fracture ; performance of roller compacted concrete arch dam

    碾壓混凝土工拱壩非穿透型;誘導縫斷裂特性研究與分析
  7. The optimization of laying out these structures, paths of flow jets and a water cushion pool for a high arch dam is first discussed systematically in this paper

    本文首次系統地對高拱壩壩身泄洪孔口、泄流過程以及壩下水墊塘的布置優化問題進行了討論。主要內容和成果有1
  8. In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered

    論文根據熱傳導理論、彈性徐變理論及有限元理論，用三維有限元浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析，較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的分佈規律，在分析中按照混凝土拱壩施工過程，考慮了混凝土分層澆築、施工間隙時間、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度應力的影響。
  9. Give an example, for a built arch dam, the paper worked out calculational programme based on the calculational model and calculate the reliability index of abutment with simple and double quadrature method

    對於一已建成的拱壩，利用這一計算模型，採用改進一次二階矩法，編制電算程序，計算該拱壩壩肩巖體的可靠指標。
  10. This arch dam is analyzed with the method mentioned in this paper, the result and the corresponding result of the model test can be corroborated each other

    同時用本文所介紹的方法對該拱壩進行了計算分析，並把計算結果與模型試驗結果進行了比較，起到相互驗證作用。
  11. The research fruits in this article can provide the temperature isoline map of crown cantilever section and central longitudinal section of the dam, the stress isoline map of crown cantilever section and upstream and downstream surfaces of the dam, the maximal and minimal stress distribution map in dam abutment along with the height of dam, the maximal and minimal stress table of typical nodes and the maximal and minimal stress table in different elevations, and also provide reference basis for taking relative temperature control measures in the design and construction of rcc arch dam

    本文研究成果可給出壩體的拱冠梁剖面和壩體中心縱剖面的溫度等值線圖、拱冠梁剖面和壩體上下游面應力等值線圖、壩肩最大最小應力沿壩高的分佈曲線、不同高程處典型點的最大最小應力值表以及不同高程處最大最小應力值表等成果，為碾壓混凝土拱壩的設計和施工中採取相應的溫控措施提供了參考依據。
  12. Analysis on the reliability of the arch dam abutment stability based on stochastic finite element

    基於隨機有限元的拱壩壩肩穩定可靠度分析
  13. 8. the influence of cross - joint and process of constructing and storing water by stages on dam structure were studied with the consider of ertan arch dam and some valuable results were obtained

    結合二灘拱壩，研究了壩體橫縫和分期施工分期蓄水過程對拱壩結構工作性態的影響，取得的有參考價值的成果。
  14. Because of limit that invisibility and discommodious in anciently program, based on the method of limited rigid body equilibrium, using visual program language vb and connect autocad, realize plane and solid programme of abutment analysis of arch dam, provide alternation interface for designer. presently, our country constructing and will construct high 300m arch dam, it is important to judge security based on nonlinear fem analysis. basic theory of nonlinear fem analysis and its realization in ansys were studied

    針對傳統程序的存在問題，非直觀、不易操作特點，以剛體極限平衡法為基本分析方法， visualbasic作為操作平臺，結合autocad圖形軟體，完成了剛體極限平衡法二維、三維壩肩穩定分析程序設計，使之具有直觀性，可視性、易操作性，為設計人員提供了具有友好界面的工程使用軟體目前我國西部在建和將建一批300m級的高拱壩，運用有限元方法計分析拱壩穩定性、評判大壩安全度十分有必要。
  15. The influence of the stiffness of the gravity abutment on the stress of the arch dam is also analyzed

    討論了重力墩的剛度對拱壩壩體應力的影響。
  16. Abstract this paper is mainly concerned with the reliability analysis of a gravity abutment of an arch dam based on conception of reliability

    本文主要討論的是拱壩重力墩的可靠度分析。
  17. Based on the stochastic finite element method, the reliability of the arch dam gravity abutment is analyzed, and the corresponding reliability index is calculated

    然後在隨機有限元的基礎上進行拱壩的拱座? ?重力墩的強度和抗滑穩定可靠度分析，計算相應的可靠指標。
  18. Finally, some significance conclusions are drawn through the gravity abutment of a double - curvature arch dam analyzed and calculated. the results can be referred to actual engineering

    最後對一雙曲拱壩重力墩編程計算和分析，得出了一些有益的結論，可供實際工程參考和應用。
  19. Three - dimensional nonlinear analysis of orifice of high arch dam

    混凝土高拱壩孔口三維非線性分析
  20. Fault tree analysis is used to analyse the high arch dam risk

    摘要利用故障樹分析法對高拱壩進行風險分析。
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