in situ rock stress 中文意思是什麼

in situ rock stress 解釋
原地巖石應力
  • in : adv 1 朝里，向內，在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • situ : 西楚
  • rock : n 1 巖，巖石，磐石，巖壁；卵石；〈常 pl 〉〈美口〉石子兒；暗礁，巖礁。2 〈the R 〉直布羅陀 （Gibr...
  • 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，...
  1. The results show that the internal friction angle of rock has importance affect on the displacement of surrounding rock for deep roadway when in - situ stress and support resistance all are certain

    分析結果表明，在地應力和支護阻力一定時，巖石的內摩擦角對深埋巷道圍巖位移的影響最為明顯。
  2. After researching the loads on dangerous rock synthetically, the author points out the development and collapse mechanism of dangerous rock : the geology foundations that forms dangerous rock are the constructional surfaces such as tectonic fracture 、 relief fissure, soft interlayer etc. the developing of dangerous rock is due to release of in - situ stress in rock 、 aeolation 、 water erosion and root flerry. the main loads leading to collapse of dangerous rock are gravity, water pressure and earthquake force

    在綜合研究危巖上的各種作用之後，本文提出了危巖的形成和破壞機理：硬質巖體中構造裂隙、卸荷裂隙、及各種軟弱夾層，結構面的的存在是危巖形成的地質基礎；地應力卸荷、風化、流水侵蝕、植物根劈是危巖發育的主要作用；重力、水壓力、地震力是危巖崩塌的主要荷載。
  3. The relations of in - situ rock stress and water - resisting ability for floor aquifuge

    原巖應力與煤層底板隔水層阻水能力的關系
  4. Based on the analysis of the stress distribution law in different districts around the self - closed and full - connected arch walling support roadway, the relationship among the limit equilibrium radius and the in - situ rock stress, the physico - mechanical properties and support parameters is obtained. the calculation formula of arch walling width design is put forward so as to provide a theoretical basis for the practical design of support

    在分析自封閉全接觸碹體支護巷硐周圍不同區域應力分佈規律的基礎上，得出了圍巖極限平衡區半徑同巷硐所處的原巖應力，圍巖本身的物理力學性質及碹體支護參數間的相互關系，提出了設計碹體厚度的計算公式，為實際進行支護設計提供了理論依據。
  5. The main reason that the current design ability of control dangerous rock is poor is that the loads on dangerous rock do n ' t be understood fully. aiming to this situation, the in - situ stress in rock and the water pressure are researched

    當前危巖治理設計水平不高的主要原因之一是對危巖上的作用認識不清，針對這一情況，本文重點研究了危巖上地應力和水的作用。
  6. The hydraulic fracturing technology has been developed into a reliable and practical method to determine the in - situ stress slate of underground caverns, self - bearing capability of wall rock of high - pressure cavern and the high - pressure hydraulic permeability of rock mass, which has been widely used in the disposal of nuclear waste, the long and deeply - buried communication tunnels and the high - pressure caverns of hydraulic power plant

    摘要水壓致裂技術現已發展成為確定地下洞室二維原地應力狀態、高壓洞室圍巖的自身承載能力以及巖體高壓透水性的可靠實用方法，並已經在核廢料處置、長大深埋交通隧道以及水電站高壓力洞室工程中得到廣泛應用。
  7. This thesis integrates the borehole collapse model with the artificial fracture and imaging well logging to get the size and direction of in - situ stress, and set up the reasonable prediction model of fracture pressure and breakout pressure for carbonate profile, by making use of the rock mechanics parameters from logging information, based on comparing the present various prediction models

    本文在此綜合應用井眼崩落法、人工壓裂法和成像測井法以確定地應力的大小和方向，並在分析比較國內外各種地層破裂壓力和坍塌壓力預測模型優缺點的基礎之上，從測井資料中提取多種巖石力學參數，建立了適合於碳酸鹽巖地層的破裂壓力和坍塌壓力預測模型。
  8. The in - situ stress in the slope is measured through relieving stress by overcoring. then the analysis that in - situ stress in slop influences the development and stability of dangerous rock is carried on by fracture mechanics. water pressure includes hydrostatic pressure and hydrodynamic pressure

    通過對洪崖洞現場地應力的套孔應力解除，測試了危巖邊坡的殘餘地應力，運用斷裂力學的方法分析了地應力對危巖發育和對現有危巖穩定性的影響。
  9. Standard test method for determination of the in - situ stress in rock using the hydraulic fracturing method

    用水力碎裂法測定現場巖石內應力的標準試驗方法
  10. Because of the merit of continuity, economical efficiency, reliability and high resolution, the well logging has shown its advantages, especially in some drilling engineering problem, such as the prediction of rock drillability, selecting the drill bit types, prediction of formation pressure, calculation the in - situ stress, evaluating the borehole walls stability and determining the reasonable mud density, and etc. aiming at the engineering accidents, for example the well spout, well leak, well collapse and the drill blocking during the drill engineering in the t formation in north - east of sichuan, some farther studies of formation pressure in feixianguan from well - logging information are presented in this dissertation

    尤其是在巖石可鉆性預測與鉆頭選型、地層壓力預報、地應力計算以及井壁穩定性評價、泥漿密度安全窗確定等鉆井工程問題上。測井技術由於連續性、經濟性、可靠性及解析度高等特點，越來越多地顯示了其優越性。本文針對川東北部三疊系地層在鉆井過程中遇到的井噴、井漏、井塌和卡鉆等工程事故，主要對飛仙關組地層壓力的測井解釋方法作了大量的深入研究工作。
  11. Analysis on in - situ stress field change due to underground mining of metal ore and its influence on range of rock mass displacements

    大型金屬礦體開采地應力場變化及其對采區巖體移動范圍的影響分析
  12. The method is applied to shenzhen pumped storage power plant, the regression coefficients corresponding to the in - situ stress factors are determined by fitting the stress measured values, and the initial stress field is obtained for the rock mass of whole engineering

    並以深圳抽水蓄能電站為實例，通過擬合實測地應力資料獲得對應于地應力構成因素的回歸系數，並得到整個工程區的巖體初始應力場。
  13. Considering the gravity and tectonic stress as the main factors of in - situ stress of rock mass, a multivariate regression method, based on 3 - d fem direct modeling, is summarized

    摘要介紹了基於三維有限元正演分析和將巖體自重及構造應力作為地應力的主要組成因素的地應力多元回歸反演方法。
  14. The unloading due to excavation and readjusted stress after the release of in - situ stress will endanger the stability of surrounding rock mass. the stability analysis of rock engineering is the core of research interest in engineering geology and rock mechanics. whereas it is very important for the technique of grouted rock bolts timbering to stabilize the underground rock and is widely used at the same time

    在地下結構工程中通常要進行大范圍的開挖，而施工開挖卸荷和地應力釋放后應力重分佈等因素將危及到圍巖的穩定性，因此地下巖體穩定性分析一直是工程地質和巖體力學非常重要的研究課題；而噴錨支護技術對地下巖體穩定起著很重要的作用，並得到廣泛的應用。
  15. The results showed that the displacement of the surrounding rock of cavern evidently decreases with the increase of in - situ stress side pressure coefficient, as well as the decreasing rate of surrounding rock displacement of cavern with increasing at the condition of < 1 are significant larger than that of > 1 ; when < 1, the displacements of measured points in cavern increase then decrease with the increasing incident angle of shear wave, while, when > 1, the displacements decrease then increase with the increasing incident angle of shear wave, and the influence of incident angle on the displacements of measured points tends to decrease with the increasing in - situ stress side pressure coefficient

    分析結果表明，地震荷載作用下，硐室位移隨地應力側壓系數的增加明顯減小，地應力側壓系數< 1時的硐室位移量值隨側壓系數的變化幅度明顯大於地應力側壓系數> 1時的情況；當側壓系數< 1 ，隨剪切波入射角的變化，硐室測量點位移響應先增加后減小；而當側壓系數> 1 ，隨剪切波入射角的增加，硐室測點位移先減小后增加，同時隨地應力側壓系數的增加有減小的趨勢。
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