壩體心墻 的英文怎麼說
中文拼音 [bàtǐxīn]
壩體心墻
英文
central fill-
Using the three ? arameter solid model and the burgers four - parameter model to fit the creep curve separately, it was found that the burgers model can describe the creep process more well, and then provide parameters for finite element analysis of asphalt concrete cores for embankment dams
用三元固體模型和burgers四元模型來擬合瀝青混凝土的蠕變曲線,發現burgers模型能夠更好的描述瀝青混凝土的蠕變過程,為土石壩瀝青混凝土心墻的有限元計算提供參數。Hada mountain embankment dam is located at strong motion earthquake area with 7 degree. it is a sand - fill dam with clay core, stability of the dam under earthquake and the preventive of foundation liquescence is very important for the dam design
哈達山土壩是位於七度地震區,坐落在厚覆蓋層上的粘土心墻砂殼壩,壩體的抗震穩定、基礎的抗震液化是本工程的技術關鍵問題。According to status of mengshan clay core dam in zibo, shandong province, using numerical value analysis theory and technique of dam construction, this paper put forward efficiency strengthen method hi the base of study and analysis
本文結合山東省淄博市萌山水庫心墻壩的具體情況,利用數值分析理論及土石壩加固新技術,在深入分析研究的基礎上,提出相應有效,可行的加固措施。In this project, the maximum height of the dam is 81m, but the deep overburden in the riverbed has the depth of 147. 95m which is about two times of the maximum height of the dam body, so the seepage and liquefaction prevention of the dam foundation becomes the key and important problem in the design of the dam project. the static stress and deformation under three different projects - horizontal blanket project, clay core project and asphalt core project - for the dam is analyzed comprehensively. the damage that may be induced by variable factors on the dam body in time of engineering completion and water impounding operation period is seriously studied
其次,將這一模型用於分析下坂地水利樞紐工程,由於該工程河床覆蓋層深度最深達147 . 95m ,是壩體高度的近兩倍左右,壩基的滲流和液化成為壩體安全主要問題,本文對該壩的三種設計方案即水平鋪層防滲方案、粘土心墻防滲方案及瀝青心墻防滲方案的靜態應力位移及壩體在竣工期、蓄水期等各個階段可能產生的破壞進行了認真研究。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,壩型的選取顯得尤為重要,特別對于壩基有深厚覆蓋層的堆石壩,心墻和壩基防滲墻的應力和變形是壩體、壩基最敏感的部位,設計方案是否安全、科學和合理,對大壩防滲和穩定起到至觀重要的作用。本文研究分析了國內外深厚覆蓋層基礎防滲設計、壩基混凝土防滲墻與壩體防滲體銜接形式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壩的設計研究成果的基礎上,對粘土心墻和壩基垂直防滲方案、瀝青混凝土心墻和壩基垂直防滲方案以及粘土斜心墻和壩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壩防滲體與基礎混凝土防滲墻的不同結合型式進行了三維有限元靜力計算分析和研究;對混凝土防滲墻不同彈性模量對墻體應力和變位的影響進行了三維有限元靜力計算分析和研究。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壩體,尤其是防滲體的應力和變形分佈規律,為壩型選擇、壩體結構設計、基礎防滲墻與壩體防滲體的結合型式以及塑性區大小的確定提供了重要依據。By virtue of the design features of the mania dam, this paper studies the dynamic characteristics of the dam materials. by comparison with other similar projects, it presents a curve for dynamic characteristics of clay core materials and rockfill materials, makes analysis on the dam ' s plane dynamic response by finite element method, calculates the dam ' s seismic acceleration, the dynamic shear stress of the rockfill, and the dynamic stress of the cutoff wall in the overburden layer
本文針對滿拉土心墻堆石壩的設計特點,進行了築壩材料動力特性試驗研究,通過與相關工程對比給出了心墻料和堆石料的動力特性曲線,採用有限元方法進行了大壩平面動力反應分析,計算了大壩的地震加速度、堆石體動剪應力及覆蓋層防滲墻的動應力。Combined with the behavior in 1st constructing period of maopingxi dam, nonlinear fem calculation and material parameter back analysis are applied to the maopingxi asphaltic concrete core dam
本文結合茅坪壩期施工情況,對茅坪溪瀝青混凝土心墻壩進行了非線性有限元應力應變計算和壩體材料參數反演分析。To ensure the safety of the dam and provide the technology for the decision during the process of construction and store water. in this article, the elastic - plastic stress - deformation of dam is calculated and the consolidation is analyzed. including the rock - fill dam, the stress and deformation distribution of cut - off wall, the deformation of sloping core, the incresment and subduction of pore water pressure and the effective stress situation calculation
為確保大壩安全,並為大壩施工期和蓄水期運行決策提供必要的技術支持,本論文根據上壩土料的應力一應變一強度特性、滲透和固結等特性,對壩體進行了彈塑性應力變形計算和固結分析,包括大壩堆石體、防滲墻的應力及變形分佈和斜心墻的變形、孔隙水壓力增長及消散和有效應力狀態計算等。By combining the design of cast asphalt concrete core earth - rock dam of nierji hydroelectric projects, an optimize study on the structural types and construction technology of cast asphalt concrete core are carried out in the article. the main contents of the study are summed up as follows : at present, the main and auxiliary core structures are widely adopted in the design of the cast asphalt concrete core earth - rock dam in the state, i. e. the main core to be asphalt concrete and auxiliary core of asphalt mortar masonry
本文結合尼爾基水利樞紐工程的澆築式瀝青混凝土心墻土石壩的設計,對澆築式瀝青混凝土心墻的結構型式和施工技術進行優化研究,主要研究內容歸納如下:目前我國在澆築式瀝青混凝土心墻土石壩設計中,心墻的型式多採用主、副墻結構,即主墻為瀝青混凝土,副墻為瀝青砂漿砌體。Abstract : according to the charateristics of the rock fill dam with an asphaltic concrete core wall, the reasonable models are chosen to simulate the rock dam body, rigid subwall and asphaltic concrete core wall, a method is suggested to investigate the interface between subwall and core wall, the local stress distribution of the core wall is taken into consideration in the calculation
文摘:結合瀝青混凝土心墻堆石壩的結構特點,對堆石壩體、剛性副墻、瀝青混凝土心墻分別採用了合理的計算模型,提出了剛性副墻與心墻接觸面的模擬方法,研究了心墻的局部應力問題,並用該方法對某瀝青混凝土心墻壩進行了計算,得出了一些規律性結論Pore - water pressure distribution calculated by the program is used to slope limited equilibrium analysis, is synthetically analyzed with the fluctuation of the upper reach ' s water level of dam and core - wall dam upper or down are analyzed synthetically when the upper water level changed
把在計算非穩定滲流中所得到的孔隙水壓力分佈用於邊坡極限平衡分析。綜合分析壩體上游水位變化時,均質壩上、下游邊坡和心墻壩上游邊坡安全系數的變化規律。It is a rockfill dam with clay core, dynamic response of the dam under earthquake and the earthquake - resistant design is very important for the dam design
坐落在厚覆蓋層上的土心墻堆石壩,壩體的動力反映分析及抗震設計是本工程的技術關鍵問題。分享友人