重力壩 的英文怎麼說

中文拼音 [zhòng]
重力壩 英文
dam of gravity type
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 名詞1 (攔水建築物) dam2 (固堤建築物) dyke; embankment 3 [方言] (沙灘; 沙洲) sandbar; sandba...
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  1. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方式的基礎上,提出了以準彈性臨界作為穩定臨界準則的設計極限狀態,分析了按該準則設計的大的實際工作狀態,導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式,探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值,並與現行規范方法進行了比較
  2. Finally, the stress and strain distributions of dam foundation in which there have glacis weak surfaces are studied by means of nonlinear fem. with deducing parameters of weak surfaces gradually, stability of the dam against deep sliding is verified. therefore safety of dam and foundation would be estimated

    5 、運用非線性有限元法研究了東張水庫重力壩含有緩傾角軟弱夾層的基應、應變情況,用逐步降低夾層材料參數的方法核算大的抗滑穩定,以此評價大基的安全性。
  3. Finally, respect to the beam effect induced by special high ratio of modulus of elasticity of baise gravity dam, the sensitivity analysis are carried out to study the relation among displacement, stress state of dam and rock bed parameters

    最後,針對百色重力壩特殊的高彈模比地質條件所致懸臂效應,對體及基的變形和應狀態與學參數之間的關系進行了參數敏感性分析。
  4. 3d numerical simulation of impact of key fault and fault enhancement on foundation rock mass of guangzhao high gravity dam

    光照重力壩基斷層影響及處理的三維數值模擬
  5. Such method is used to discuss seismic dynamic reliability of xiang - jia - ba dam including its elements and whole slide - resistant stability

    結合驗算點法和反應譜法,建立了三維重力壩的地震動可靠性分析方法,並將其應用到向家泄水段的地震動可靠性分析中。
  6. The scale and height of rolling - concrete are spread increasingly, such as the technique studied recently that the 300 meters high gravity dam and the 200 meters high arch dam, which requires more experience in the damming technique, construction crafts and mechanization

    目前,碾壓混凝土的規模和高度正在日益擴大, 300m級的碾壓混凝土重力壩和200m級的碾壓混凝土拱的研究正方興未艾,對碾壓混凝土築技術、施工工藝和機械化程度的要求也更高。
  7. It also includes a consideration of possible alternatives, such as a concrete gravity dam or an earth - fill embankment dam

    還要考慮到可能的備選方案,比如是選擇混凝土重力壩還是選擇填土築堤大
  8. Engineering structures falling in this category are gravity dams with foundations, slopes and embankments, etc.

    屬于這種范疇的工程結構為帶有基礎的重力壩,斜坡和路堤等。
  9. Taking into account of water level and temperature, horizontal displacement monitoring control index of typical monolith of huangtankou concrete gravity dam is determined by the improved method of probability, which can be used as a reference for dam safety monitoring

    綜合考慮水位溫度對體位移的影響,採用改進小概率法,擬定了黃壇口重力壩頂水平位移監控指標,為今後一定時段內大安全監控提供參考。
  10. Analysis of seepage characteristics of jiangya roller compacted concrete gravity dam

    江埡碾壓混凝土重力壩滲流特性分析
  11. No. 15 fault of yunfeng dam is a low angle one. its space structure is very complex. had not been disposed thoroughly during the period of construction, it has become the control factor in yunfeng hydroelectric project

    雲峰寬縫重力壩右f _ ( 15 )斷層為一個順河向、緩傾角大斷層,空間結構非常復雜,是影響大安全運行的控制因素。
  12. The substitution method of testing the apparent density of the dam body of grouted rubble gravity dams

    漿砌石重力壩體容測試的參考求法
  13. Based on several actual cases, the temperature control measures for roller compacted concrete ( rcc ) gravity dam and arch dam such as structural jointing for construction ; lowering of concrete placing temperature ; water pipe cooling ; surface insulation ; inclined - layer placing etc., the measures to improve the material properties i. e. the application of micro - expanding concrete ; enhancement of material crack - resistance property and the requirement for the simulative analysis on both the temperature field and stress field as well as some problems concerned are summarized herein on the basis of the analysis on the material properties ; construction characteristics and the changing characteristics of the thermal stress of roller compacted concrete

    摘要從碾壓混凝土的材料特性、施工特點、溫度場溫度應的變化特點入手,結合幾個工程總結了碾壓混凝土重力壩、拱的分縫方式,降低澆築溫度、水管冷卻、表面保溫、施斜層碾壓等溫控措施,採用微膨脹混凝土、提高材料抗裂性能等改善材料性能措施及碾壓混凝土溫度場、應場模擬分析的要求和應注意的問題。
  14. Because of the difference of shape character and function between arch dam and gravity dam, the effect of loads, such as seepage pressure and gravity in arch dam, is smaller than that in gravity dam, but, the thermal load and dam contraction are turned into main loads

    由於拱的體形特點和工作原理與重力壩不同,所以在拱中滲透壓等作用荷載的影響要比在重力壩中小,而溫度荷載及體混凝土收縮則上升為主要荷載。
  15. Secondly, to analyze seismic response of the concrete gravity dam, subspace iterative method was applied to compute free vibration period of the dam, time integration method was built up for the seismic time history analysis and formulation of coupled vibration of reservoir water and dam were also deduced

    其次,針對混凝土重力壩的地震響應分析問題,採用子空間迭代法計算了大的自振周期,建立了地震時程分析的逐步積分方法,並且推導了庫水和體耦合振動的理論公式。
  16. The shape of cross section of gravity dams under basic loads was optimized from an initial quadrilateral region with the stability of dam bodies against sliding and the tensile stress in dam heels taken as restraints

    以四邊形為初始域,以重力壩的穩定和踵拉應為約束條件,對基本荷載作用下的重力壩基本斷面形狀進行優化。
  17. Through the non - linear fem static and dynamic analysis of the rcc gravity dam of kelashuoke reservoir by ansys, the deformation and stress law of dam body and its foundation under various working conditions is studied so as to get to know the working situation of the dam body and foundation rock under design conditions and to evaluate the reliability of the dam construction scheme

    摘要採用美國ansys結構分析軟體,通過對喀拉朔克水庫碾壓混凝土重力壩方案進行非線性有限元靜和動分析,研究探討了體及基礎在各種工況下的變形和應規律,以了解體和基巖在設計條件下的工作形態,對方案的可靠性進行了評價。
  18. Study on effects of transverse joints space on thermal stress of jinanqiao rcc gravity dam

    橫縫間距對金安橋碾壓混凝土重力壩溫度應的影響研究
  19. This manner of change reflected the great influence of texture to rock mass quality. rock mass mechanical parameters corresponding to individual rock mass quality at different levels are determined by means of correlation analysis and statistical analysis. results show that calculation outcomes match well with measured mechanical parameters

    研究結果表明:對于混凝土重力壩,按照現在的深開挖方案,肩開挖后,土石方開挖量高達820x10 『 m 『 ,且在72dri高程至坡頂將產生大范圍的破壞區,採用工程治理將帶來巨額的費用。
  20. Consequencely, the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, and the back - analysis and the prediction of the parameters of the dam system have been done according to the operating observed data. the research work involves several aspects as follows : 1 ) a back - analysis model including the prior information and a predictive model of nonlinear time series were established ; 2 ) the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, in which the analysis module of the loading effects, the back - analysis module, the forecasting module of the physical parameters and the assessment module of the operating state were contained ; 3 ) according to the operating observed data, the operating state of the dam was assessed and predicted with the analysis system of the operating state, the results suggested that the dam is in basically normal operation at present

    具體工作有以下幾方面: 1 )收集整理漫灣水電站大運行監測資料,並對其進行了系統分析,從觀測資料本身直觀的分析了大的運行狀況; 2 )總結位移反分析的理論及方法,建立了考慮先驗信息多介質位移反分析模型,基於神經網路非線性映射功能,建立了神經網路時間序列預測模型; 3 )以ansys軟體為平臺,開發了漫灣水電站砼重力壩運行狀態評價模塊,結合荷載效應分析、參數反演分析、參數預測分析三個模塊組成漫灣水電站砼重力壩運行狀態分析系統;實現了對漫灣水電站運行狀態的動態「反演-預測」分析; 4 )利用漫灣水電站砼重力壩運行狀態分析系統,在漫灣大實測資料分析、大砼特性參數反分析、大砼彈性模量衰變規律及預測分析的基礎上,系統的分析並預測了大運行狀態。
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