ground stress field 中文意思是什麼

ground stress field 解釋
地應力場
  • ground : adj 碾碎了的,磨過的,磨成粉的。 ground and polished piston 【機械工程】研磨活塞。n 1 地,地面;...
  • stress : n 1 壓力,壓迫,緊迫,緊張。2 【語音】重音;重讀;【詩】揚音;語勢,著重點。3 重要(性),重點,...
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. The application of abaqus in research on simulation of 3 - dimensional ground stress field in synclinal structure

    在向斜構造三維地應力場模擬研究中的應用
  2. ( 2 ) taking the geology analysis as main way and combining the pre - test, predicating the tunnel ' s main geology condition ( rock quality, surrounding rock classification, long - wide joint, fault, ground water, crustal stress ), and predicating the main potential disaster ( collapse, breaking water, rockburst, large deformation ) ( 3 ) employing the stress test result and inverse analysis of the stress field, finding out the crustal stress " s distributing rule along the tunnel axes section : the highest crustal stress is 24mpa near the deepest spot, and predicting that the k2 + 260 ~ k3 + 000 likely to be the high crustal stress segment for this tunnel

    通過地質分析、類比分析、監控量測、數值模擬、神經網路等方法,對鷓鴣山隧道潛在的主要地質災害(塌方、涌水、巖爆和大變形)進行了預測預報( 3 )在現場地應力測試成果的基礎上,運用數值計算進行應力場反演,基本查明了沿隧道軸線剖面的地應力分佈規律:地應力量級在最大埋深附近達到最大值24mpa ,並預測k2 + 260 k3 + 000段將很可能成為鷓鴣山隧道的高地應力段。 ( 4 )塌方往往與斷層破碎帶及千枚巖相聯系。
  3. In recent years, the carst collapses that are occurring frequently in qixiashan hill area severely endanger the engineer and human life. there are many factors caused the occurring of the carst collapse in this area. besides the background of geology and geomorphology, the causes of changing of hydrodynamic, stress field of the earth s crust, and structure of rock and ground are more important

    近年來,南京棲霞山地區巖溶地面塌陷頻繁發生,造成了巨大的經濟損失。巖溶地面塌陷的產生,除了地質地貌基礎外,更主要原因在於礦山開采改變了水動力條件地應力場及巖土體結構,尤其是礦坑疏干對水動力條件的影響最為顯著。
  4. The expressions can take into account some important aspects such as stress - free ground surface, incompression of soil, prebored hole and tubular pile. through the analysis of displacement field, the variation rules of horizontal and vertical displacements are obtained

    由位移場的解析解分析可知,樁身整個深度內的水平向位移場是向外擠出,豎向位移場在表層土體表現為隆起,而深層土體表現為下沉。
  5. Depending on how the ground surface is denuded, the feature of the current crustal stress field and rock stress environment can be calculated analyzing the result in this paper : by analyzing the recovering feature of the elastic deformation of the rockmass in unload - stage under various pressures, it has been found there is close relationship between the recovering degree of the elastic deformation of the rockmass and the unloading degree of the pressure the direction of the major principal stress in the crustal stress field is not consistent with the direction of the crushing stress regional tectonics borne during the last tectonic movement. the evolving degree of the regional geomorphology evidently affects the current crustal stress field, which changes from the self - weight stress field to the horizontal stress field, with the changing of the eroding degree of the regional geomorphology ranging from valley area to hilly country to flat country. in valley area, where there is two stress belts, the bankslope s tress belt and the self - weight stress belt within the mountain. the direction of the major principal stress is nearly parallel to the ground surface and inclines towards the valley in the bankslope stress belt. it is nearly vertical in the self - weight stress belt

    通過本文的研究成果,根據區域性地貌的演化特徵,我們可以大致地對現今地應力場進行判斷:在分級卸荷條件下,巖體中彈性變形的恢復具有明顯的規律性,這種規律對于研究地應力場的演變是有幫助的;地應力場中最大主應力方向與區域構造形跡在最近的構造運動中所受區域性擠壓應力的方向無明顯的對應性;區域性地貌形態的演化程度對現今地應力場的特徵具明顯的影響,隨著區域性地貌侵蝕程度由峽谷區、丘陵區、平原區的變化,現今地應力場特徵由自重應力場、水平應力場為主含少量自重應力場特徵向水平應力場的規律變化;在峽谷區,山體中具有兩個應力帶:自重應力帶和卸荷應力帶,最大主應力方向在卸荷應力帶中近平行於坡面並傾向于河谷、在自重應力帶中近於直立;根據原始地面遭剝蝕的程度,可以大致地估算最大主應力和中間主應力的量值和方向;在丘陵區和平原區,最大主應力的方向近於水平,並與附近區域性侵蝕盆地和河流的展布方向基本平行,根據原始地面遭剝蝕的程度,可以大致估算其最大主應力的量值;根據區域性地貌形態的特徵來分析工程區的現今地應力場特徵,並進而大致了解巖石的應力環境,這種分析方法得出的結論與許多實際的地應力測試成果基本一致,對于大型水電工程地下廠房和壓力隧洞的設計是有所幫助的。
  6. Its main steps are as follows : ( 1 ) to determine the tensor of hydraulic conductivity of the rock mass near the ground ; ( 2 ) to back - analyzing of stress field ; ( 3 ) to predict the fissure aperture at different levels ; ( 4 ) to suppose the structure of fissure network not to vary with depth and to calculate the tensor of hydraulic conductivity of the wall rock

    其主要思想是,首先確定近地表巖體的滲透張量;根據地應力實測資料進行地應力場的量級反演;選擇適當的裂隙開度-應力模型,預測不同深度的裂隙開度;在裂隙網路結構不隨深度變化這一假定的基礎上,計算隧道標高的圍巖滲透性。
  7. Based on the analyses of the physical and mechanical properties of ore / rock and the behavior of ground stress field in the deep deposit of fankou lead - zinc mine, the authors researched the unloading measures to prevent and control rock burst in mining the deep deposit, and carried out numerical simulations of the stress distribution under different unloading mining situations by means of 3 - d elastic - plastic finite element program, so as to give decision - making basis for controlling rock burst in exploiting the deep deposit of fankou lead - zinc mine

    根據凡口鉛鋅礦深部礦巖體的物理力學性質及地應力場特性,對凡口礦深部礦床開採的巖爆防治措施進行了研究,並應用三維彈塑性有限元程序對各種防治措施引起的應力分佈進行了數值模擬分析,以期為凡口鉛鋅礦深部礦床開採的巖爆控制提供決策依據。
  8. Initial ground stresses of rock slope were simulated, using boundary displacement method ( bdm ) and stress function method ( sfm ) respectively, and combining with finite element method ( fem ). the practical results indicate both methods can simulate the initial stress field with good effect

    採用邊界位移法和應力函數法,並結合有限元程序對巖質高邊坡進行了初始地應力場的模擬與分析,實踐結果表明這兩種方法均能取得較好的效果。
  9. Centrifuge model test technique preferably solves two problems : one is the gravity loss of the model soil, the other is the coupling problem between the seepage field of the ground water and the stress field of the stratum, which is a guidance for other deformation controls under the similar condition

    離心模型試驗技術較好的解決了在地下工程研究中模型土體的自重損失和地層位移分析中地下水滲流場和地層應力場相互耦合作用問題,對于在相似條件下富水地層隧道開挖施工如何控制地表沉降變形的研究方面具有指導意義。
  10. At the end of this paper, two methods are given out to solve this problem : ( 1 ) to decrease the width to height ratio of the calculation model, make it not greater than 1 ; ( 2 ) to restrict horizontal displacement of lateral boundary / boundaries and to directly assign ground stress in the field of calculation model

    解決這一問題的方法有兩種: ( 1 )使計算模型的寬高比盡量等於或小於1 ; ( 2 )約束計算模型側面邊界的水平位移,在計算域內部給水平地應力直接賦值。
  11. By controlling the stress value of under - lying layer less than tits structure yield stress value, a new design method to decrease composite ground settlement is suggested. and the composite foundation settlements of 12 buildings with the deep mixing cement piles is calculated, which is in good accord well with the measurement in field. second, considering the influence of well resistance, smear effect and structure breakage of thick soft clay, the equivalent calculation method is proposed

    首先,結合溫州地區深厚軟土,通過對室內常規試驗結果的分析,發現軟土具有較強的結構性,並給出室內固結壓縮曲線校正的新方法;提出了通過控制未打穿水泥攪拌樁復合地基下臥層的應力水平,使其小於土體結構屈服應力,以大幅度減小沉降的復合地基設計方法,並通過與12幢住宅樓未打穿水泥攪拌樁復合地基的實測沉降對比,得到了良好的驗證,進一步完善了結構性軟土壓縮變形的計算方法。
  12. Serving a field, with satisfying the guest ' s requirement to the greastest extent, society of utmost ground redound is a tenet, regard the creed of directive servive routine and the base that improve service quality as service standard, on the foundation of normative service, stress flexibility, offer for the guest more individuation serves and exceed mufti wu, regard the soul of hotel servive routine as close service

    在服務方面,以最大程度地滿足客人的需求,最大限度地回報社會為宗旨,把服務規范作為指導服務工作的綱領和提高服務質量的基礎,在規范服務的基礎上,講究靈活性,多為客人提供個性化服務和超常服務,把貼心服務作為酒店服務工作的靈魂。
  13. Utilizing enough ground fissures datum, the tectonic stress field via finite element method and the grading of the active chances of ground fissures, forecasting the development of ground fissure

    利用河北平原地裂縫資料、有限元反演河北平原構造應力場及地裂縫易發程度區劃,對地裂縫的發展進行了預測。
  14. On the basis of these data and pictures, the sedimentary characteristics of quaternary system stratum and the location and activity of occult faults and the specific marks of realm seismicity and the characteristics of deep geophysical field and the tectonic stress field and the ground temperature field and the seismogeological disaster characteristics and the forcast and assessment on earthquake stonebrash liquefaction of the yellow river delta had been analysed and worked over synthetically and closely by the author too. meanwhile, the seismicity variance between the yellow river delta and bohai seismic zone had also been analysed

    經過對這些資料的綜合系統分析,對黃河三角洲地區第四系地層沉積特徵、隱伏斷裂的位置及活動性、區域地震活動特性、深部地球物理場、構造應力場、地溫場特徵,地震地質災害特徵和地震砂土液化預測評價等做了較為深入的研究,對比分析了渤海強震區與黃河三角洲地震地質特徵的差異性,取得了具有重要意義的成果。
  15. An analysis of piedmont structures and ground stress field in southern margin of junggar basin is made in this paper

    通過對準噶爾盆地南緣山前構造與地應力場分析,認為構造復雜、目的層深、地應力作用強烈是制約勘探進程的主要因素。
  16. Abstract : an analysis of piedmont structures and ground stress field in southern margin of junggar basin is made in this paper

    文摘:通過對準噶爾盆地南緣山前構造與地應力場分析,認為構造復雜、目的層深、地應力作用強烈是制約勘探進程的主要因素。
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