soil shield 中文意思是什麼

soil shield 解釋
擋土板
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  • shield : n 1 盾;盾牌。2 罩;屏;屏蔽。3 防禦物;保護物。4 防禦;保護。5 保護者;庇護者[人]。6 盾形物;【...
  1. Abstract : in this paper, the efficient stress method is used as main means, while the railway engineering anti - earthquake design specification and the dynamic triaxial test are used as additional means. the authors analyze the ground layer liquefaction of shield tunnelling built on powder soil or fine sand, whose top plate is buried under two kinds of depth, and conclude that the liquefaction area is different with different buried depth. finally, the rational buried depth is proposed

    文摘:以有效應力原理的有限元計算分析為主、鐵路工程抗震設計規范及室內動三軸實驗為輔,對修建在粉土或粉細砂層中的盾構隧道進行了兩種不同埋深情況下的液化分析,得出了埋深不同液化區出現區域不同的結論,並提出隧道抗液化的合理埋深。
  2. Roller compaction experimental research on soil and stone mixture of ash - shield embandment

    粵連電廠攔灰壩土石混合料碾壓試驗研究
  3. Experimental research on troubles of epb shield construction in sandy soil

    土壓平衡盾構在砂性土中施工問題的試驗研究
  4. The study results reveal some laws : ( 1 ) two failure modes exist in different obliquity slope and influence the internal force of soil nailing ; ( 2 ) the connection between face shield and soil nailing determines the distribution of the axial force along length ; ( 3 ) the influence of face shield involves its connection with soil nailing and its stiffness on soil nailing wall ; ( 4 ) the transversal effect of soil nailing depended on the joint of nail head is little ; ( 5 ) the maximum axial forces of other soil nailings except the first soil nailing increase gradually with excavation

    研究表明: ( 1 )素土坡隨著坡角的變化,存在兩種破壞方式,破壞方式不同,土釘受力狀態不同; ( 2 )土釘和面層的連接方式決定著土釘長度方向上的軸力分佈形態; ( 3 )面層主要通過面層與土釘的連接和面層的本身剛度兩個方面對土釘內力和墻體變形產生影響; ( 4 )土釘橫向抗剪抗彎作用的發揮程度和土釘釘頭的連接方式有關,但作用不大,實際設計時可以忽略其影響; ( 5 )隨著坡體的開挖,第一排土釘的最大軸力變化不大,其它土釘的軸力都穩步增加。
  5. 3. the bamboo carbon tube inside absorb water the fiber, it can absorb the water of the flower pot bottom to the upper level mud, to provide the plant growth need. 4. the bamboo in the flower pot carbon has the fluid matter, air of decontamination and protects fresh eliminate smelly, adsorb the moisture, improve the soil and shield the electromagnetic wave etc. effect

    4 .種植籃內填充竹炭顆粒,竹炭具有自動調濕功能,含有植物生長所需的各種礦物質,還可凈化水質空氣保鮮消臭屏蔽電磁波輻射等功效,用竹炭顆粒水培花卉其實際效果較好。
  6. The in - situ testing includes surface deformations, sub - surface movements, earth pressures, pore water pressures, underground water levels, spt, stresses of pipes and pipe - soil contact stresses. in addition, the total jacking forces, deviations in line and level of the pipe line and earth pressures in the earth pressure balance machines ( epbm ) are also recorded. the results of field - testing are analyzed, and the variety of testing datum include earth pressures, pore water pressures and underground water levels during the course of the shield through it are studied

    現場測試內容包括地面變形、深層土體變形、土壓力變化、孔隙水壓力變化、地下水位變化、土體標準貫入試驗、管道內力變化、管土接觸應力變化以及頂管施工現場記錄(包括頂力、土壓力、平面偏差、高程偏差等) 。
  7. In this thesis, analysis of whole performance and interior mechanism of plain soil slope and soil nailing wall with flag finite difference program has been carried out. at the same time, the impacts on the internal force distribution of soil nailing and the deformation of soil nailing wall of many factors, including the connection between face shield and soil nailing, the friction decline between soil nailing and soil, the shear force & bending moment resistance of soil nailing, the cement crack in soil nailing, face shield, excavation, the obliquity of slope, and so on are studied in this thesis

    本文通過flac有限差分程序,分析了素土基坑和土釘墻體的整體性能和內在機理,研究了土釘和面層的連接變化、土釘表面性能的下降、土釘的橫向抗剪抗彎作用、土釘漿體的開裂、面層的有無、基坑的開挖過程、基坑放坡角度等因素對土釘內力分佈和土釘墻變形的影響。
  8. 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。
  9. Through site monitor and numerical simulation result, technical measure and parameter optimization were given from foundation stability ; inject slurry ; controlling soil pressure, which mitigate the influence on the structure to least. the best shield construction condition was given at the end

    通過現場監測與數值模擬分析,本文從預加固措施、襯砌背後注漿、開挖面土壓力、盾構推進速度、盾構姿態等方面提出盾構穿越結構物過程中施工技術措施和參數優化及匹配,使推進中對周圍地層、地面、既有結構物的影響最小,得出了最佳盾構推進狀態。
  10. The famous project of gas transiting west to east and the cross - river tunnel of huangbu river in shanghai also will be constructed with this technique, which is under the plan. among the shield tunneling methods, up to now, earth pressure balanced shield tunneling ( epbs ) is the most universal type, and it is very certain that the epbs method adopt to our country increasingly. the key factor to success in epbs is converting the muck which is lack of fluidity excavated from the cutter face to the plasticity soil. but when the shied tunneling machine advancing, it is considerably difficult to reach this requirement because of the ground soil condition, which is consist of stiff clay, silt, weathered rock, and so on

    近些年來我國城市地鐵建設迅速發展,盾構施工法作為一種安全而又環保的施工方法得到了廣泛的使用,另外在黃浦過江隧道,西氣東輸的穿黃隧道等工程也在使用盾構隧道施工技術。這其中土壓平衡式盾構在我國的使用最為普遍,成為地鐵隧道施工技術的主流。土壓平衡式盾構施工成功的關鍵是要將開挖面切削下來的土體在壓力艙內調整成一種「塑性流動狀態」 。
  11. 3d finite element simulation on deformation of soil mass during shield tunneling

    地鐵隧道盾構法施工過程中地層變位的三維有限元模擬
  12. Based on the current studying situation of the stratum displacement caused by shield tunneling and the interaction of soil and lining of tunnel, the thesis has discussed the shield tunneling process, which has significantly influenced the stratum displacement and earth pressure

    本文論述了盾構法隧道對周圍地層的影響和盾構襯砌結構與土體共同作用的研究現狀及存在的主要問題,即目前的研究基本上沒有考慮施工過程的影響。
  13. Tunnel construction technology with shield driven method is being widely used in building metro engineering because of its ’ unique characteristics and advantages such as intelligence, safety and quickness, etc. however, it is inevitably caused ground surface settlements and soil distortion

    盾構法已經成為我國地鐵工程中一種重要的施工方法。盾構法隧道以其獨有的智能化、安全、快捷等特點和優勢,在地下工程中得到廣泛的推廣和應用。
  14. The thesis analyses the influenced factors on the stratum displacement and earth pressure, for example, the thickness of grouting layer, soil property, stiffness of linings, the relative depth of burial, and so on. the results reveal the laws that stratum displacement and the distribution of earth pressure vary with those factors. those results may have some reference value to the construction of shield tunnel

    論文較全面地分析了注漿體厚度、土質條件、襯砌剛度、隧道相對埋深對地層位移和襯砌土壓力分佈的影響,揭示了地層位移和土壓力的分佈特徵隨各影響因素的變化規律,這些結果對盾構法隧道的施工和設計具有一定的參考價值。
  15. Analytical prediction of tunneling induced surface movements due to shield - deviation in undrained soil

    盾構偏航引起的地表位移預測
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