拱壩 的英文怎麼說
中文拼音 [gǒngbà]
拱壩
英文
[水文] arch dam拱壩過水 discharge through arch dam-
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。Study on influences of asymmetry on arch dam foundation
拱壩基礎不對稱性影響研究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。Clough, r. w., " reservoir interaction effect on the dynamic response of arch dams ", proceedings of us - prc bilateral workshop on earthquake engineering. vol. 1, august, 1982, harbin, china
張楚漢、王綦正，緊水灘拱壩動力分析，拱壩技術（中國拱壩情報網刊物） ， 1985年三期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。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。An algorithm for arch dams of parabola double curvature
拋物線雙曲拱壩計算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Riprap protection for dam slope on the upstream of daguangba earth dam
梅村水庫砌石拱壩防滲加固設計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1Abstract : through study on energy dissipation of goupitang project on the wu - jiang river, the velocity field in the water cushion pool downstream ski - jump or drop was measured by hot - film anemometers on a fine model with scale 1 380
文摘:結合烏江構皮灘水利樞紐工程消能問題研究，用熱膜流速儀在比尺為1 380的精細模型上量測了拱壩挑跌流在水墊塘內的流速場，並由試驗成果分析了淹沒射流在水墊塘內的消能過程，計算了消能率。To design the water cushion of baishan arc dam, the design experiment of ertan hydraulic power station, xiao wan hydraulic power station were refereed. through large amount of scientific experiments and theoretical calculation, and the design coefficients of water cushion in domestic and abroad were summarized, then the design layout of the baishan cushion was worked out at last
本文針對白山拱壩水墊塘方案設計，參考國內二灘、小灣等工程設計經驗，通過大量的科學試驗和理論計算，總結國內外的水墊塘設計參數，最後確定了白山水墊塘的設計方案。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。In the paper, based on random block theory, a mathematical model is developed for reliability analysis of 3 - dimensional abutment stability against sliding. calculative formulas of reliability analysis are given
本文以隨機塊體理論為基礎，建立了拱壩壩肩三維可靠度分析的計算模型，推導了分析其可靠度的基本公式。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。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。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。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It is pointed out that the stability of the dam abutment is a key factor affecting the safety of concrete arch dams
摘要指出可能影響混凝土拱壩安全的關鍵點為拱壩壩肩的穩定。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。分享友人