等沉降的 的英文怎麼說
中文拼音 [děngchénjiàngde]
等沉降的
英文
equal falling-
Specialize in structural design and consultation of industrial and civil architecture, especially in the field of the building ' s settlement and cracking, the reliability in use and the aseismatic property, etc
本人主要從事工業與民用建築的結構設計和咨詢，如建築物沉降、開裂、使用可靠性、抗震性能等。However, indiscriminate overdevelopment or poor practices can dewater aquifers and cause compaction of sediments, loss of storage space, land subsidence, and degradation of quality.
盲目的過量開采和不適當地應用，能疏干含水層，並導致沉積層的壓密，地下水儲存空間的減少，地面沉降和水質惡化等。The discrepancy settlement control criterion relates to several aspects such as the placidity and comfort of driving at high speed, smooth drainage, and the crack which may occur during or after widening process
差異沉降的控制標準涉及眾多因素，包括拓寬過程中及拓寬以後高速行車的平穩性、舒適性、排水的暢通以及新老路基間裂縫的開展等多種因素，其中高速行車的平穩性為主要因素。Variance index of the settlements of soft clay subgrade was inducted to analyze the asymmetry settlement rules under the influence of depth of fill, fill speed, geologic types of soft clay etc
利用這些觀測數據，引入路堤斷面中點和兩側坡腳地基表面3點沉降的方差這一統計學指標，詳細分析了地質結構，填築速率、填築高度以及硬殼層等因素對軟基不均勻沉降的影響，得到了一些有意義的結論。By analyzing the effects of some factors on the settlement of backfill behind abutment, such as module of embankment filler, module of flexible approach slab, spacing, layer nlength, the paper proposes some important design parameters. as a result, the design is optimized
通過分析路基填料類型、柔性搭板模量、間距、層數、長度等因素對沉降的影響，得出了一些有指導意義的設計參數，從而優化了設計。Combining achievements in past scientific research, this thesis summarizes some problems in the process of decreasing water, the problems contains : important parameters such as percolation coefficient, interfering radius etc ; designers get parameters from their experience and make their choice of limited prospecting materials too simply, because of the limits, designer ca n ' t make quantitative analysis on groundwater ; differences on breakwater effect of setting water - tight screen is still existed, although research evolvement in this field is done ; they ca n ' t grasp the hydrogeology parameters accurately in that it influences rightness of designing in deep excavation water - decreasing
本文結合以往的研究成果，總結了降水過程中存在的一些問題，主要包括：重要設計參數，如地層滲透性、基坑降水影響半徑等，設計中僅從個人經驗出發取值，對有限的勘探資料進行取捨和過分地簡化。這些局限使設計者不能對地下水進行科學的定量分析，盲目性較大；深基坑降低承壓水引起的周邊地面沉降的研究雖已取得很大的進展，但是一些主要問題仍未解決，對防滲帷幕的實際擋水效果存在不同看法；對於弱透水層的水文地質參數一直難以準確把握，影響了深基坑降水設計的正確性。Numerical simulation is carried under different conditions, including ( a ) the different distance between deep foundation excavations and the adjacent structures ; ( b ) different supports are used, such as cantilever piles, row piles with one - layer grouted soil anchor, row piles with two - layer grouted soil anchor, row piles with three - layer grouted soil anchor and soil nailings etc. this paper reveal the law of adjacent structures and bracing structures displacements and surrounding soil settlements. anchor and soil nailing ' s impact on the displacements of adjacent structures is analyzed then. further more, we find the law of displacements of bracing structures, surrounding soil settlements, differential settlement and absolute settlements of adjacent structures that may appear in the process of excavation by steps
模擬分析了近鄰建築物在不同距離的條件下，懸臂支護、一層錨桿與排樁聯合支護、兩層錨桿與排樁聯合支護、三層錨桿與排樁聯合支護、土釘支護等幾種支護情況下的深基坑開挖過程，對深基坑工程開挖過程中近鄰建築物的變形、支護結構變形以及基坑外地層沉降的發展變化規律進行了分析總結；對錨桿和土釘支護對建築物變形的影響作了詳細地分析，找到了一些基坑開挖過程中基坑支護結構變形、周圍地層沉降、近臨建築不均勻沉降及絕對沉降的發展變化規律，得到了一些對深基坑工程設計和施工有工程實際意義的結論。Through simulation, found the influence rule on existed structure by shield construction, discussed construction factors such as soil deformation modulus, different thickness of and different elastic modules of equivalent circle zone, control soil pressure, initial stress release rate influence on the surface settlement and structure deformation, studied the reasonable parameter value scope
通過數值模擬，研究了盾構施工對既有結構的影響規律。討論了地基變形模量、等代層厚度和參數、圍巖應力初期釋放率、盾構正面土壓力等施工因素對地表沉降和筏板基礎沉降的影響，研究了穿越結構物時參數的合理取值范圍。On the basis of the analysis abovementioned, the quantitative relation between the compositional distribution of sediment body and initial experiment parameters including powder characteristics ( density, size and size distribution etc. ) and settling parameters ( density and viscosity of suspension, heights of suspension and liquid, etc. ) have been established corresponding to the physical model selected
在此基礎上，結合選用的顆粒共沉降的物理模型，通過理論推導，建立了粉末特性（粉末的密度、粒度以及粒度分佈等）和沉降參量（懸浮液的密度、粘度和高度以及清液的高度等）同沉積體組分分佈之間的定量關系。Firstly, the theory of compound foundation and pile foundation are summarized in this paper. the finite element, displacement models and computational program are introduced, then how such factors as the stiffness of pile, the ratio of length and radius of the pile & replacement ratio influence the settlement of compound foundation are analyzed. there has the best modulus of pile, the best of the length & replacement ratio and some data have been obtained
首先總結了復合地基和樁基的理論和設計計算方法，對有限單元和位移模式以及有限元計算程序進行了介紹，然後分析了樁的剛度、長徑比、置換率等因素對復合地基沉降的影響，證實了帶承臺復合地基存在最佳樁土模量比、最佳長徑比和最佳置換率，並得出了相應的數值可供工程實踐參考。What ' s more, the paper, based on a project example, suggested a rational widening embankment structure. by using finite element software - ansys, and according to different environment on soft ground ( including different height of embankment, different thickness of soft ground and different layer - number of reinforcements and so on ), the paper also analyzed the effects of the geosynthetics which reducing the non - uniform settlement of the new & old embankment, the deformation characteristics and settlement rule of the widening embankment structure, then presented rational widening programs of the embankment structure
另外，本文還以工程實例為背景，擬定軟土地基上舊路加寬比較合理的路基結構，並運用大型有限元分析軟體ansys進行有限元分析，就軟土地基上舊路加寬結構在不同的情況（主要指不同的路基高度、不同軟土層厚度、不同的加筋層數等）下，對土工合成材料減少新舊路基不均勻沉降的效果進行分析計算，討論了軟土地基上加寬路堤在不同情況下的變形特徵和沉降規律，並在上述基礎上，提出不同情況下較合理的路基加寬方案。The several ones that have more lager sensitivity to embankment settlement are found out. then, aimed at the traditional three - layer bp network ' s shortages : easily getting into local minimum value and slow convergence, the modification combined momentum method with self - adaptation study velocity is made, and one improved bp network is put forward. finally, according to the results from above sensitivity analyses, the nonlinear model main parameters of each natural layer in roadbed are approximately rectified using the improved bp network technology founded on its stronger nonlinear mapping capacity and the settlement measurements
採用非線性有限元程序，對鄧肯-張模型中8個參數與路堤沉降的關系進行了詳細分析，找到了影響沉降的主要參數；接著，針對傳統的三層bp網路具有收斂速度慢、易陷入局部極小點等不足，對其進行了修正，提出了改進的bp神經網路模型；最後，根據上述靈敏度分析結果，基於改進的bp網路模型較強的非線性映射能力和前期沉降實測資料，對路基中各天然土層的非線性模型主要參數進行了反分析修正； （ 4 ）路堤沉降計算一維法中考慮應力歷史、側向變形的研究。Along with the development of our country ' s infrastructure, more and more high quality highways have been emerging in many areas such as soft clay ground, airdrome, etc. for the soft clay deformation, although there have been plenty of systematic achievements on the calculation theory and testing method have been made, but as the characteristic of soft clay is very complicated, and especially as creep characteristic of the soft clay is the key role toward the project quality
隨著我國基本建設的發展，在軟粘土地區興建高速公路、機場跑道等高等級道路同益增加。盡管目前對軟粘土變形的計算理論和試驗手段都有了較系統的研究成果，但由於軟粘土性質極為復雜，特別是其流變特性對工程質量起著很大的決定作用，影響建（構）築物工后沉降的控制，使得其計算結果仍與實際有較大差異。Differential settlement consists of three parts : non - uniform deformation of embankments, no - uniform settlement of soft ground, and differential settlement caused by structures. the mechanism causing differential settlement include geometrical, material, structural, and traffic factors
論文主要討論造成這3部分不均勻沉降的主要原因及表現形式，包括幾何的、材料的、載荷的、結構的和行車影響等因素。So there still exits much disparity between theoretical result and measured result. and traditional design method canl satisfy the need to predict the highway post - construction settlement
路基的工后沉降變形往往需要幾軍時間，傳統的設計理論已難以滿足和預測高等級道路工后沉降的設計需要。Jet grouting is a foundation treatment method that a high - velocity grout, which is forced under high pressure out of a nozzle, cuts into the soil to form a cylindrical soil - cement solidification, and with the result of that the bearing capacity of the foundation is enhanced and the settlement and the differential settlement are reduced. this process is widely used in constructional engineering, highway bridge, coal mine and railway bed
旋噴注漿法可在地層深處將水泥漿液等以高壓旋轉沖切土體，形成水泥土圓柱加固體，構成旋噴樁復合地基，以達到加固地基，提高承載力和減少建築物的沉降和不均勻沉降的目的，在我國建築工程、公路橋梁、煤礦和鐵路路基等建設工程中應用極為廣泛。Firstly, the characteristics of soft soil especially of the seashore ' s was recommended and the ordinary methods of foundation treatment and new techniques was carefully researched, so the suitable methods of coastal soft soil " foundation treatment was chose, and the new technique of coastal soft soil ' s foundation treatment was developed and advanced, which applied to binhai road in shenzhen, the result is satisfied, furthermore we introduce in detail them and their construction method ; how to accurately predict the ultimate settlement by use of the inchoate data always is a puzzled problem in foundation treatment, and also a key problem in high grade road construction. secondly the stress - strain curve of the coastal soft soil, general regulation of settlement of which and estimate method of ultimate settlement was studied in this paper, then the best method of prediction the ultimate settlement of coastal soft soil foundation was chose
本文首先闡述了軟土地基尤其是濱海軟土地基的特點，對目前常用的軟土地基處理方法以及新技術進行研究，從中比較、選擇適合濱海軟土地基處理的方法，並發展和提出了濱海軟土地基處理的新技術，經過在深圳濱海大道的實際應用，得到了令人滿意的結果，並對濱海軟土地基常用的處理方法及其施工工藝進行詳細地介紹；在軟土地基處理中，如何由早期實測資料更準確地推求最終沉降量一直是一個困擾人們的難題，也是高等級道路建設中急需解決的問題，本文深入地研究濱海軟土地基的應力?應變關系、路基沉降的一般規律以及最終沉降量的預估方法，比選出了濱海軟土路基最終沉降量的預估方法。In this thesis, based on the principles of hydraulic mechanics and soil mechanics, the change of effective stress in soil mass and the settlement of ground surface induced by dewatering during excavation both in homogeneous soil and in layered soil were studied. analytical formulas for calculating the settlement and the others were derived under the assumption that the seepage induced by dewatering is one - dimensional and vertical
本文運用水力學和土力學的基本理論，在一維豎向滲流的假定下對均質土和成層土中基坑開挖降水引起的坑內外土中應力變化及周圍地表沉降的計算方法進行了較深入的研究，推導了相應的地表沉降等計算公式。Bioflocculant is the important sort of the crude macromolecular flocculant. it has such advantages : no toxicity, no second pollution, many sorts of microorganism that can produced bioflocculant, be easy to achieve industrialization through biology engineering, can bio - decompose organic pollutant while flocculate the suspension and colloid
微生物絮凝劑是天然高分子絮凝劑的重要種類，它具有無毒，二次污染，產絮凝劑的微生物種類多，生長快，易於採取生物方法實現產業化，在絮凝沉降的同時還具有生化降解功能等優點。There are two kind methods of studying surface subsidence caused by ground water exploitation project. one is classical geomechanics method which is on the basis of terzghi ' s one - dimension consolidation theory and biot ' s three - dimension consolidation theory, the other is mathematical method on the basis of stochastic medium theory presented liu baochen and yang junsheng
地下水開采引起地表沉降的研究方法有二種，一種是經典的以太沙基一維固結理論和比奧三維固結理論為基礎的巖土力學方法；另一種是劉寶琛、陽軍生等人利用隨機介質理論進行研究的數學方法。分享友人