錨定長度 的英文怎麼說
中文拼音 [máodìngzhǎngdù]
錨定長度
英文
transmission length-
Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports
首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。The article structure the landslide prevention and cure, the structure of prestress anchors and its application in detail. basing on the geology condition of fabricating yard, we calculate the solid power and the length of anchor rope. we have worked out the experiment research scheme, and has carried on the earlier stage experiment, field demarcation experiment and has opened pulling the experiment on the spot. ten teams of steel rope to two teams of structure types twist the experimental data that thread internal stress and the total pulling force has been in progress research, and has put forward raising the measure of solid capability of prestress anchor and administering possessing
本文以川藏公路滑坡路段為研究對象，對滑坡的治理、預應力錨索的結構、作用及其在滑坡防治中的應用進行了詳細的分析；基於施工現場的地質條件，對錨索錨固力及錨索最佳錨固段長度進行了理論計算；制定了實驗研究方案，進行了前期實驗、現場標定實驗、實地張拉實驗；對兩組結構型式的十組鋼絞線內應力及總張拉力的實驗數據進行了研究，提出了提高預應力錨索錨固性能的措施，以及具體的施工方案和施工工藝。This paper also presents the methods of controlling unstressed length of cable, pre - displacement of saddle, anchor span tension, erection of wire strands, the fixed position for erecting cable band and cable length. determination and control approach of displacement of saddles during cable erection are also introduced. at the same time, the change course of linetype during construction period for suspension bridge is analyzed
再次，介紹了懸索橋的施工控制內容與方法，利用軟體sgkz2000對多座懸索橋進行了施工計算，提出本文關于懸索橋的主纜無應力長度控制、索鞍預偏量控制、錨跨張力控制、絲股架設控制、索夾安裝位置與吊索長度控制的方法；介紹了吊梁階段鞍座頂推量的確定與控制方法，分析了施工階段懸索橋的線形變化過程。Influences of axis inclination, length, clamping angle of anchorage, roughness and bonding degree of interface on the displacement of anchorage and repose stability of rock mass were explored
就錨碇體軸線傾角、長度、夾持角、接觸界面粗糙度及結合程度對錨碇位移和巖體安息穩定性的影響作了深入探討。In development of deep foundation engineering, it is necessary introduce information construction method into the deep foundation engineering, for reducing the pit trouble. the information construction method is a kind of moderon construcion management way to make use of system engineering, includes the informationg acquisition back coupling, back analysis, control and decision. the research is for example runyang changjiang river highway bridege, expounds the method how to apply the information construction method into the practice engineering, at the same time, discussing some the factor of influcing the deep foundation stability how to influce the deep foundation ' s stability. form the research, we have some following results : 1. in construction process of super and deep pit, super pore water pressure creation has related to outside load, soil layer conditions, and underground water level
在深基坑工程建設迅速發展的同時，為了減少基坑事故的發生，需要將信息化施工這一理念引進到基坑工程的施工過程中，信息化施工是運用系統工程施工的一種現代化施工管理辦法，包括信息採集（監測） 、反饋、反分析（預測） 、控制與決策等幾方面的內容，本文以在建的潤揚長江大橋北錨錠深基坑工程為例，系統的闡述了這一施工理念在實際工程的具體應用過程，並通過這一應用過程探討影響基坑工程安全穩定的相關因素對基坑的影響程度。( 2 ) the anchorage condition of the upper longitudinal bar in the beam outside the wall " s width is disadvantage. and the anchorage length prescribed in the code cannot ensure bearing capacity and ductility of joints
位於墻外側的寬樑上部縱筋錨固環境較差，如果僅僅滿足規范規定的錨固長度，不能保證節點的承載力和延性。Durability ' s of the material such as permeability, heat - resistance, carbonation and steel bar - protection were tested. the bonding characters between anchoring material matrix and post - embedding steel bar, the matrix and the concrete structures were studied
在植筋錨固長度足夠的條件下，混凝土與錨固砂漿的界面粘結強度大小直接決定了植筋錨固的控制荷載，粘結界面成為受力的薄弱環節。2. based on the mindlin ’ s solution of displacement, the distributing expressions of the shear stress and the axial force in anchorage are derived, and the mechanical characteristic of anchorage is analyzed, which indicates the mechanics of the support more deeply. the method of confirming the length of anchorage is proposed
2 、根據mindlin 』 s問題的位移解，推導出了錨桿的界面剪應力和軸力分佈規律，並分析了錨桿的受力特性，進一步了解錨桿柔性支護的作用機理，在此基礎上提出確定錨固長度的計算公式。With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure
通過分析比較，論證了對數螺旋線型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點，並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序，以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究，得出了有關土釘的長度與邊坡的坡角、坡高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論；採用大型通用有限元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析，重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊坡形態對土釘的軸力的影響、上下階邊坡在土釘軸力方面的相互作用，得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論；通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎向應力分佈、面板背土壓力的分佈形態作了研究，得出了邊坡支擋土壓力受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利等結論。Based on the content of each important stage of the optimum design on anti - slide pile, this paper discusses several key problems for optimum design on anti - slide pile, such as the choice of intensity parameter of the sliding zone, confirming the pile position, pushing force design, the pile interval and the anchoring depth, and then presents some methods for solution
依據抗滑樁優化設計工作中各重要環節的工作內容，對滑帶土強度參數的選擇，抗滑樁位置和設計推力、抗滑樁問距、錨固段長度的確定等影響抗滑樁優化設計的關鍵技術問題進行了討論，提出解決這些問題的方法。It was shown that the measured active soil pressures were smaller than the theoretical values and diminished with time, the measured pore water pressure decreased with the time and increased with the depth of soil, the combinative effects of cap girder and supporting structure were obvious which diminished the displacement of foundation pits, and the measured axial force of the anchor and interior steel beam were far less than the design force, indicating that the design safety factor of the foundation pit was too large to be economical
基坑工程實行信息化施工並獲得了豐富的監測數據，通過對數據分析結果表明：實測主動土壓力小於計算主動土壓力，實測主動土壓力隨時間延長變小：土體中孔隙水壓力隨時間增長而減小，孔隙水壓力隨深度增加而呈非線性增加；基坑冠梁協同作用明顯，冠梁減小了基坑變形；錨索軸力比較穩定，鋼撐軸力變化相對較大，且二者軸力仍富餘較大，該設計比較安全。分享友人