in situ stress 中文意思是什麼
in situ stress
解釋
現場應力；原位應力-
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。 -
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。 -
The structural motion action is one of main factors for forming the initial in - situ stress field
在初始地應力場形成因素中，構造運動作用是主要因素之一。 -
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。 -
Code of hydraulic fracturing and overcoring method for in - situ stress measurement
原地應力測量水壓致裂法和套芯解除法技術規范 -
The surface of natural fracture ( crack ) is parallel to the orientation of maximum principal stress. the principle orientation of anisotropic permeability reservoirs agrees with the orientation of the maximum principle stress. many engineering problems ( e. g. bore - hole stability, casing deformation failure during drilling, reasonable arrangement of wells, the optimum design of hydraulic fracture and so on ) are influenced by the in - situ stress orientation
天然裂縫面和裂隙面與最大主應力方向平行；在各向異性低滲透率油田中主滲透率方向與最大水平主應力方向趨向一致：在鉆井過程中井壁穩定性，套管變形和損壞，油田開發井網合理布置、水力壓裂優化設計等都與地應力方向有關。 -
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。 -
Using logging information can make the size and direction of in - situ stress, and then determine fracture pressure and breakout pressure so can provide the suitable mud density to solve the mechanics instability of borehole
用測井資料可以確定地應力的大小和方向，從而確定地層破裂壓力和坍塌壓力，並給出合理的泥漿密度，解決井眼力學失穩問題。 -
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。 -
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。 -
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 -
The study of in - situ stress section construction of an oil well in the south ch ina sea basing on logging data
南海某油井地應力剖面的測井構建研究 -
Results and their analysis of in situ stress measurement in sanshandao gold mine
三山島金礦地應力場測量及結果分析 -
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。 -
Initial in - situ stress field is a complex system interacted by varied factors, and contains interrelating different components such as gravity and structural action, topography and geomorphologic situations, fault and crack geotectonic structures, and geo - mechanical parameters and so on
初始地應力場是一個受多種因素相互作用與影響的復雜系統。該系統包含相互聯系的不同組織部分，如自重、構造運動作用，地形、地勢等地貌情況，斷層、裂隙等地質構造，地質力學參數等。 -
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 -
So far, many methods have been used for studying the in - situ direction of oilfields and every method has its advantages and disadvantages. this thesis focuses on the method that predicts in - situ stress orientation for wells using differential strain analysis ( dsa ) and palaeomagnetic orientation
目前為止，油田地應力方向的研究方法很多，每種測試技術都有其優點和局限性，本文主要討論利用差應變分析和古地磁方法結合確定地應力方位的方法。 -
The technique which predicting in - situ stress direction for wells using dsa and palaeomagnetic orientation has been applied in wide - range - - - daqing, jilin, shengli, anhui, henan, erlian, changqing, talimu and qinghai oil fields and so on. the results of application are very good
將差應變分析與古地磁巖心定向技術在國內進行了進一步的應用和推廣，分別在大慶、吉林、勝利、安徽、河南、二連、長慶、塔里木及青海等多個油田進行了現場應用，應用效果較好。 -
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。 -
Analysis of the underground works in - situ stress measurement of shenzhen pumped storage power station
深圳抽水蓄能電站地下廠房地應力測試成果分析
分享友人