重力式壩 的英文怎麼說

中文拼音 [zhòngshì]
重力式壩 英文
gravity retaining wall
  • : 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 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 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漸進破壞過程和可能失穩方的基礎上,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以及形與抗剪斷公相同的簡化公,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. Along with the implementation of experiment of straight power supply to big consumer step by step, as the largest rundle hydropower station in our country, we must consider straight power supply to big consumer ( a new electric power marketing ) with the electric power of gezhouba - three gorges as an important composed part of electric power marketing, let it become to one of the important means of gaining the more benefits to our company

    直供電作為一種新的營銷模,隨著大用戶直供電試點工作的逐步展開,作為我國最大的梯級電站,必須把三峽?葛洲的電直供作為電營銷的有機組成部分,作為實現公司效益最大化的要手段之一。論文在分析了三峽區域潛在的直供對象后,提出了三峽電過網直供和專線直供的思路。
  3. The horizontal swirling flow internal dissipater tunnel being built in gongboxia power station will be the first one reconstructed from a diversion tunnel whose discharge reaches to 1000m vs and water head is more than 100m in china. its scheme ' s argumentation, test research and future apply will have important meanings to the design. research and engineering application of internal dissipation discharge tunnel with swirling flow, will powerfully promote engineering application of this new kind of dissipation mode, which may solve some high velocity problems in high dam construction and provide a engineering example for technological and economical augmentation in a diversion tunnel reconstruction. it is of theoretical and practical importance to promote hydraulic structure researches and development

    公伯峽水電站右岸旋流內消能泄洪洞是國內第一個泄量達1000m s 、水頭超過100m ,即將修建的旋流內消能泄洪洞,其方案的論證與試驗研究以及建成后投入使用,將在國內外旋流內消能泄洪洞設計、研究與工程應用中具有要的意義,將有的推動這一新的消能形在工程中的應用,從而為解決高建設中泄水建築物的高速水流問題與導流洞改建的技術與經濟問題提供工程實例,對推動與發展水工水學的研究與發展均具有要的理論與實踐意義。
  4. 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、拱的分縫方,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。
  5. The choice dam type is especial importance, during the designed research of the rock - fill dam, particular under the rock - fill dam with very deeply cover layer, the stress and strain of the middle wall and cutting interpenetration wall of the dam foundation is mostly sensitive, whether the. design of dam is scientific and reasonable, it is very important for cutting interpenetration and stability of the dam, the article offer the reference for the design of cutting interpenetration in the foundation with deep cover with earth the water conservancy in xiaban zone, based on the study and analysis the design of cutting seep in the foundation with deep cover with earth, cutting interpenetration concrete wall and the joining model of cutting interpenetration material in body of dam and the applying effect in the practical worko based on the foundation which absorbed and summarize the achievement of design and research in the inter and outer country, for the project of the clay vertical middle wall and vertical cutting interpenetration, the asphalt concrete vertical middle wall and vertical cutting interpenetration the clay inclined middle wall and the lever carpet layer cutting interpenetration, respectively in terms of the different stage of complete period sluice period and working condition, adopting nonlinear calculate and analysis with the finite element method ; carrying the analysis and study with the 3d finite element method as to the different joining model of the left bank high slope cutting interpenetration body and the foundation concert cutting interpenetration wall ; carrying the analysis and study with the 3d finite element method as to the effect of the wall stress and strain because of the different elasticity modulus of the concert cutting interpenetration wall through the analysis and study with the different project. have comparatively all - around comprehended the various model dam, particular the distribute rule of stress and strain of the cutting interpenetration system, provide for the important evidence of the plastic area size the join model of the foundation cutting interpenetrate wall and dam body cutting interpenetrate system the choice of the dam model and the design of the structure of the dam body, the result of research and advice have very importance value in design and building for the similarity project

    工程設計中,型的選取顯得尤為要,特別對于基有深厚覆蓋層的堆石,心墻和基防滲墻的應和變形是體、基最敏感的部位,設計方案是否安全、科學和合理,對大防滲和穩定起到至觀要的作用。本文研究分析了國內外深厚覆蓋層基礎防滲設計、基混凝土防滲墻與體防滲體銜接形及工程實際應用效果,為下坂地水利樞紐工程深厚覆蓋層基礎防滲設計的方案選擇提供了參考;在吸收和歸納了國內外堆石的設計研究成果的基礎上,對粘土心墻和基垂直防滲方案、瀝青混凝土心墻和基垂直防滲方案以及粘土斜心墻和基水平鋪蓋防滲方案,分別按竣工期和蓄水運行期的不同工作情況進行了有限元非線性計算分析;對左岸高陡邊坡的大防滲體與基礎混凝土防滲墻的不同結合型進行了三維有限元靜計算分析和研究;對混凝土防滲墻不同彈性模量對墻體應和變位的影響進行了三維有限元靜計算分析和研究。通過對不同方案的計算分析和研究,比較全面的了解了各方案體,尤其是防滲體的應和變形分佈規律,為型選擇、體結構設計、基礎防滲墻與體防滲體的結合型以及塑性區大小的確定提供了要依據。
  6. 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
  7. Abstract : in this paper chaos theory is used to study the predict ion methods of crack in concrete gravity dams. the equations of dynamics for crac k evolution are founded. with the reconstruction in phase space, the formulas of r elative dimension d2, representing the dynamic characteristics of crack, are obta ined

    文摘:在探討用混沌與分形理論研究混凝土大裂縫演變機理的基礎上,建立了裂縫演變的動學方程組,通過相空間構,得出顯示裂縫動態特性的關聯維數d2的表達
  8. Analysis of effect of precrack in roller compacted concrete gravity dam

    整體碾壓混凝土預裂縫的效應與分析
  9. The working stress state and the stability of typical blocks of baise rcc gravity dam are computed and studied based on the 3d non - linear finite element method ( fem ) and rigid body - spring element method ( rbsm ). the analysis of failure process, failure mode, failure mechanism of the dam are studied with overload method and combined method in which rock strength parameters are decreased while water load is overloaded to a certain degree. in this paper, the following works are done

    本文充分發揮有限單元法和剛體彈簧元法的優點,對百色rcc典型段( 9b 、 4b )地基穩定安全性進行數值分析和計算,從超載法、綜合法等不同角度,對基穩定性開展研究,分析體和基破壞過程、破壞形態和破壞機理,確定基可能的滑動路徑和滑移模,評價工程的穩定安全性。
  10. In the light of the characteristics that the joint parts between the concrete rigid - frame structure and steel box arch ring of caiyuanba changjiang river bridge in chongqing mainly work as the compressive elements, the design of the parts is carried out by means of improving the steel plates, and the design methods and local details design of prestressing steels are put forward in order to ensure the safety of the bridge structure

    摘要針對慶菜園長江大橋混凝土剛構與鋼箱拱接頭主要為受壓構件的特點,採用改進鋼板形進行設計,提出預應鋼筋的設計方法及局部細節設計,確保結構安全可行。
分享友人