壩體土石料 的英文怎麼說
中文拼音 [bàtǐtǔdànliào]
壩體土石料
英文
embankment material-
A brief introduction is given to the treatment of the zeya dam foundation, principles of seepage control and design of the concrete face rockfill dam of the zeya reservoir. as for the excavation of the sand - gravel zones, except the toe slab and its 1 / 9 bottom width down stream, the alluvial layers are excavated to the micro - weathered rocks, while the other sections remain unexcavated. regarding to the treatment of the fracture zones, concrete filling is used for the toe slabs and semi - permeable materials are used for other section. according to the construction characteristics, a filter is placed in the down stream embankment foot. to improve the integrity of the dam foundation and anti - seepage capability consolidation grouting and curtain grouting are adopted. as a result safety, economic benefit, convenience in construction and good performace are achieved
簡要論述澤雅水庫面板堆石壩壩基處理和防滲的原則及設計要點.趾板基礎和堆石體各區砂礫石基礎開挖,除趾板與其下游1 / 9底寬范圍以及壩腳挖除沖積層至弱風化(局部微風化)基巖外,其餘部分均予以保留.斷層破碎帶處理,趾板部位採用混凝土塞,其它部位採用半透水料置換,並根據本工程特點在下游壩腳加設了反濾層.為提高壩基的整體性和防滲性能,對趾板進行了固結和帷幕灌漿.達到了安全、經濟、便於施工的目的,運行情況良好,可為面板堆石壩的設計和研究提供參考與借鑒There is an old saying in our field - " no dam is not crackable ". the crack is mainly because of the bad dilation after " alkali - aggregate reaction ", the temperature traverse inside and outside the concrete with the happening of heat evolution and the shrink of volume due to the cooling of concrete
水電行業有句「無壩不裂」的俗話,產生裂縫的原因主要有「堿集料反應」造成的破壞性膨脹,水泥水化過程中放出的熱量出現的混凝土內外溫度梯度和水泥石硬化後由於後期降溫發生的體積收縮等造成。For example the concrete faced rock - fill dam in frigid zone is distinctive in terms of frost resistance and durability, cushion material seepage prevention and frost heave, adaptability of darn filling with season coordination among construction diversion, flood discharge and the whole construction schedule etc. lianhua construction which is situated in mudanjiang basin of heilongjiang province firstly creates the successful record of construction of large - size faced rock - fill dam in frigid zone, a series of internal and external problems not having a precedent to go by have been solved
如在面板的抗凍耐久性、墊層材料防滲和凍脹特性、壩體填築與季節的適應性、導流和度汛與總體進度的協調等方面,寒冷地區混凝土面板堆石壩均有其獨特之處。蓮花工程位於黑龍江省牡丹江流域,首創了高寒地區修建大型面板堆石壩的成功記錄,解決了一系列國內外均無先例的難題。3m. as for lack of construction experience in using spreading gradation soil as the permeation proof body in our country at present, the author has studied the soil material carefully
針對目前國內尚沒有寬級配礫質土作為高土石壩防滲體的實際施工經驗,對土料進行了較為詳細的試驗研究工作。In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material
本文首先根據散拋石壩損毀情況的現場調查資料,結合有關專家多年的整治經驗,總結出壩體的損毀原因及影響因素;對現有塊體穩定性的研究成果進行回顧和總結,並針對散拋石壩的直接損毀現象,結合山區河流的水流、地形特點,利用塊體粒徑與起動流速的關系,提出塊體穩定重量與起動流速高次方成正比的概念,流速50的增長可能導致塊體穩定重量接近40倍的變化;通過二維變坡水槽試驗,研究了壩體穩定的主要影響因素,包括塊體重量、壩頂水深、斷面尺寸、塊體材料(塊石和卵石兩種) 、護底等,結果表明對于山區河流,試圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定性效果甚微;最後,根據西部地區的自然、經濟、交通等條件,提出可以採用柔性混凝土鉸鏈體等一類整體性較好的護面層作為散拋石壩的防沖毀措施,以期取得良好的工程效果。It is an impotent part that plans and selects the place for sand & stone in the planning and the construction order of hydraulics and electric power project on base of concrete dam. material field choose and receive many kinds of restriction of terms is influence factor a lot of
砂石料場的規劃選擇是混凝土壩為主體工程的水利水電工程施工組織設計中的重要環節,料場選擇受到多種條件的制約,影響因素很多。It has accumulated much experience in the choice of earth rockfill dam ' s material, division of dam ' s body, stabilization of dam, seepage, settlement, analysis of stress and strain, treatment of foundation, criterion of reclamation and machine of construction and so on
在土石壩築壩材料,壩體分區,壩體穩定,滲流,沉降及應力應變分析,基礎處理,填築標準,施工機具等一系列關鍵技術上,已經積累了豐富的經驗。A design example is introduced in this paper where the concrete watertight wall with low elasticity module is used to strengthen the earth - rock dam of qing shan reservoir, and it is a new type of concrete watertight walls whose elasticity module and crush strength of its wall material lie between normal and plastic concrete
本文是關于用低彈模砼防滲墻加固青山水庫土石壩的設計實例,其墻體材料的彈性模量和抗壓強度界于普通和塑性混凝土之間,是一種新型的混凝土防滲墻。This paper introduces the application of high density resistivity method to detect the interface batween stone and earth in yuhuan county, zhejiang province and describes its basic working principles on electrodes arrangement, data collection and data processing, as well as, how to determine the interface of stone and earth
摘要敘述了高密度電法在某海堤堵壩拋石體與土層分介面探測中的應用,介紹了高密度電法電極排列、數據採集、資料處理等的基本原理及其對土石分介面的確定。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。Look back generally to elaborate the development and present situation of the stress - strain model of soil. according to a great deal of data of the test and research of zipingpu reservoir concrete faced rockfill dam ' s material, suggest the more reasonable stress - strain - volume change equation to contain strain softening, dilatancy ( shrinkage ) of the no viscous moraine and gravel. suggest the method to gain the model ' s parameter
較全面回顧闡述了土體本構模型的發展和現狀,根據紫坪鋪面板堆石壩築壩料的大量試驗研究,提出相對合理的應力應變關系方程,以反映土體的應變軟化、剪脹性,並提出模型參數的求取方法,求取模型參數。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。( 6 ) based on the parameters achieved in the rockfill creep experiments, the deformation characteristics of dam body of gongboxia cfrd are studied through a contrast between considering rockfill creep deformation factors and not considering them. the rationality of the present creep model and the reliability of its creep parameters are verified. and an important reference to the design and construction of new building cfrd is offered
( 6 )根據堆石料流變試驗所得的流變模型參數,對新建的公伯峽水電站混凝土面板堆石壩進行了計入和不計入流變因素的壩體變形特性分析計算,研究了堆石體流變對面板壩應力變形特性的影響,為新建壩的設計和施工提供了重要的參考依據。The lecture concerns songshan concrete face rockfill dam, which is calculated by shen zhujiang model of rock - piled materials. we applied finite element method ( fem ) to analysis songshan concrete face rockfill dam in case of steep slope so as to get the relation between strain and stress and deformation rules. we can draw some useful conclusions from them
本文以松山混凝土面板堆石壩為背景,採用堆石體材料的沈珠江模型,應用有限元方法分析了高陡邊坡情況松山面板堆石壩的應力-應變關系和變形規律,得到了一些有益的結論。Adaptability of dam filling with season and coordination among construction diversion, flood discharge and the whole construction schedule should be taken into consideration. the choose of dam site, layout of the multipurpose project, design of concrete faced rockfill dam, construction and prototype observation are covered in this paper
如在混凝土面板的抗凍耐久性、墊層材料防滲和凍脹特性、壩體填築與季節的適應性、導流和度汛與總體進度的協調等方面,寒冷地區混凝土面板堆石壩均有其獨特之處。分享友人