rock permeability 中文意思是什麼

rock permeability 解釋
巖石的滲透率
  • 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...
  • permeability : n. 1. 透過性,可透性,滲透性;滲蝕度;【航空】(氣球氣體的)透出量。2. 【物理學】磁導率,磁導系數(=magnetic permeability)。
  1. In addition, this paper carry out successfully the support design practice in the preceding excavation of 4km long exploratory tunnel. according to the thesis research results, the following conclusion can be drawn. if the grouting rock can possess sound anti - seepage capability and the liner structure can hold higher hydraulic permeability relatively, and if the adjoining rock can be made as primary load - bearing structure by construction measure, the stability of country rock and the safety of liner structure will be guaranteed

    計算結果表明,如果能使錦屏工程引水隧洞灌漿圈圍巖具有較好的防滲性能,將高外水壓力控制在灌漿圈以外,再配合透水性相對較好的支護結構以及排水措施,使灌漿圈圍巖成為主要承載結構,並使襯砌結構和灌漿圈共同承載,是可以保證圍巖的穩定和支護結構安全的。
  2. Using the rock resistivity meter with simulating in - situ conditions, the relations between rock resistivity and temperature were observed from 6 sandstone samples with different porosity and permeability, while samples were brine water - saturated and subjected to certain confining pressure. it is found that the resistivities of water - saturated rock samples decrease in the form of power expression with the temperature increase. although the resistivity of brine water decreases with temperature in the same rule, it can not entirely account for the decreasing of rock resistivity. the cementation factor

    利用模擬地層條件巖芯電阻率測量儀,對6塊孔隙度滲透率各不相同的砂巖巖芯,在一定圍壓條件下,巖芯完全飽和鹽水時,考察了巖芯電阻率隨溫度的變化。發現飽和鹽水巖芯的電阻率隨溫度升高,以冪函數形式下降。雖然巖芯中飽和鹽水的電阻率同樣隨溫度以冪函數形式下降,但巖芯電阻率的下降不能完全用巖芯飽和鹽水的下降表徵。
  3. The rock types comprise the delta front subfacies subaqueous distributary channel, channel - mouth bar and distal bar microfacies, and delta plain subfacies subaerial distributary channel microfacies sandstones and siltstones. as for the reservoir quality, the subaqueous ( subaerial ) distributary microfacies channel sandstones are the first, the channel - mouth bar microfacies sandstones come second, the distal bar microfacies sandstones is the third, and the last one is the interdistributary bay microfacies sandstones. the intense compaction, pressure solution and late carbonate cementation are responsible for the reduction of the porosity and permeability of the reservoir rocks

    三角洲前緣水下分流河道、河口砂壩、遠砂壩及三角洲平原水上分流河道微相決定了儲集巖的發育,分佈及原始物性條件;水下(上)分流河道微相砂體厚度大、物性和孔隙結構好,次之為河口砂壩微相砂體,遠砂壩微相砂體儲集性較差,而分流伺灣微相砂體物性和孔隙結構最差。
  4. So it has good porosity. the sand body distribution is under the control of sedimentary faces ; source rock, reservoir rock and cap were affected by sedimentary sequence, porosity and permeability were affected by diagenesis, the three elements make the basis of petroleum system space - time unit distribution pattern

    鄂爾多斯盆地上三疊統延長組其沉積相帶控制著砂體的空間展布,沉積層序影響著生儲蓋的空間配置,成巖作用影響著儲層物性的變化,三者在時間、空間上有規律的變化為生儲蓋組合的時空配置奠定了基礎。
  5. Centered on the investigation on the evolvement of permeability as well as the coupling action between seepage and stress, the following work is carried out : 1. a further examination is given to classical biot seepage theory to discover the basic assumption to form the coupling seepage equation, and discuss the variety of coupling equations between seepage and stress and their adaptabilities. the physical meanings, adaptability, testing method of seepage parameters used in equation of continuum are analyzed based on the experimental investigations on complete relationship between stress, strain and permeability of rock and engineering test on permeability of rock at different depth

    本文圍繞巖石破裂過程中滲透性的演化規律及其滲流-應力耦合作用機理這一課題,開展以下方面的研究工作: 1 .對經典biot滲流力學做了進一步的考察,揭示建立耦合滲流方程的主要假設,討論了各種滲流與應力耦合方程及數學模型的適用條件,通過巖石應力應變-滲透率全過程實驗研究和不同深度巖體滲透率工程試驗研究,分析了連續介質模型耦合滲流方程參數的物理意義、適用性、測試方法。
  6. Based on the lab orthogonal tests, using self - manufactured constant head permeameter, the effect of gravel content, void ratio and particle shape on the coefficient of permeability of soil - rock - mixture was studied

    本文採用室內正交實驗,利用自製的常水頭滲透儀,研究了礫石含量、孔隙比和顆粒形狀3個因素在不同水平下對土石混合體滲透系數的影響。
  7. Main content in simulation is the spatio - temporal evolution of the set of descriptive variables characterizing tectonic mineralization state under coupling of various processes as following : ( 1 ) variables related to forming and property of ore - forming fluid, such as dissolution rate of minerals ( include metal minerals ) in rock, concentration and saturation of aqueous species in fluid, temperature, pressure, and ionic strength etc. ; ( 2 ) variables related to structural deformation and fluid flow, such as stress, deformation rate, fracture network, porosity, fracture permeability ; ( 3 ) variables related to precipitation and mineralization, such as nucleation rate of gangue and metal minerals, accumulation precipitation of various minerals, etc. ; ( 4 ) spatio - temporal coupling relation of various variables above, such as the coupling relationship between spatio - temporal evolution of fracture permeability and flow and focus of fluid and ore - forming

    模擬的主要內容是在各種過程耦合作用下,以下描述構造成礦體系的主要變量的時空演化:與成礦流體的形成和性質有關的變量,如地層中礦物(包括成礦物質)的溶解速率、流體中各組分的濃度與飽和度、流體溫度、壓力、離子強度等;與構造變形和流體運移有關的各變量,如應力與變形速率、巖石孔隙度、構造(斷裂)滲透率等;與沉澱成礦有關的變量,如礦物(金屬礦物和脈石礦物)的成核速率、各礦物的沉澱量等;上述各有關變量間的時空耦合關系,如斷裂滲透率時空演化與流體流動、匯聚和成礦的耦合關系等。
  8. ( 2 ) when tunnel water is blocked up fully behind the lining, water pressure on the lining will reach maximum at last so long as surrounding rock near the lining is infiltrative no mattter how much the permeability coefficient of surrounding rock is

    ( 2 )隧道採用完全不排水措施時,只要襯砌附近的圍巖滲水,襯砌背後與含水圍巖有水力聯系,不論滲透系數多大,襯砌背後最終水壓會達到靜水壓,計算時水壓不宜折減。
  9. In order to study the influence of evolvement of permeation character induced by mesoscopic structural characteristics on macroscopic mechanical behavior and fracture mechanism, a nonlinear constitutive equations describing the relationship between damage of rock and seepage is proposed based on mesoscopic damage mechanics and biot seepage mechanics theory and coupling system of flow & solid in rock failure process analysis, f - rfpa2d, is developed to simulate the variation of permeability as well as coupling mechanism between seepage and stress during the initiation, propagation and coalescence of cracks in rock. this study also extends the research field of original rfpa2d

    為了分析細觀結構特性變化引起滲透性演化對宏觀力學行為的影響,並進行滲流應力耦合作用下巖石破裂機制的研究,本文基於細觀損傷力學和biot經典滲流力學,建立了巖體損傷非線性本構方程和滲透率關系模型,開發出巖石破裂過程滲流-應力耦合分析系統( couplingsystemofflow & solidinrockfailureprocessanalysis簡稱f - rfpa2d ) ,拓寬了原有程序rfpa2d的研究領域。
  10. The proposition of this error formula offers a new method for calculating the permeability coefficient of the fractured rock mass by permeability tensor

    該誤差公式的提出為修正利用滲透張量計算裂隙巖體滲透系數提供了一種新的思路和方法。
  11. It is one of the most extensively used methods to calculate the permeability coefficient of the fractured rock mass by the way of permeability tensor

    摘要利用滲透張量法求取裂隙巖體的滲透系數是目前在求取裂隙巖體滲透系數中運用最廣泛的方法之一。
  12. This paper puts forward the main influence factors to calculate the error of the fractured rock mass permeability coefficient using the permeability tensor on the basis of analyzing the fractured rock mass permeability tensor formula, and also discusses their impact on the calculation result in detail

    作者在分析裂隙巖體滲透張量計算公式的基礎上,提出了利用滲透張量求取裂隙巖體滲透系數的誤差的主要影響因素,詳細論述了各因素對計算結果的影響。
  13. Through test and research of zipingpu reservoir concrete faced rockfill dam ' s material and finite element analysis of the dam, physics and mechanical characteristics were studied, such as characteristics of rock, compaction, permeability, compressibility and so on, of the no viscous moraine and gravel. at the same time, the mutual relation of physics and mechanical characteristics were studied

    對紫坪鋪面板堆石壩築壩料試驗研究,了解堆石料等無粘性粒狀土的巖性、級配、壓實性、滲透性、壓縮性等物理力學性質,以及物理性與力學性之間的相互關系。
  14. The relationships among the rock permeability, water saturation and resistivity of weicheng oilfield in dongpu depression are studied by rock resistivity parameter testing and rock resistivity testing by water flooding. a comprehensive evaluation for water flooded reservoirs of 16 adjusting wells is carried out by using the testing results, by which the accuracy of interpretation is enhanced greatly

    合理注采壓力系統是指既能滿足油田提高產液量的地層能量的需要,又不會造成原油儲量損失、降低開發效果的壓力系統.運用注采平衡的原理,對臨盤油田合理流動壓力、合理注水壓力和合理地層壓力進行系統研究,確定了該油田的合理的壓力系統,為今後油田開發提供了參考依據
  15. The result shows that the major influence factors include rock permeability, its deformation factors and reservoir thickness, by which big influence is induced on daily fluid production output under unit pressure difference

    結果表明,巖石的滲透率、形變因子和油層厚度對單位壓差下的日產液量影響大,是主要的影響因素。
  16. Rock permeability coefficient inversion method based on hybrid algorithm

    基於混合優化演算法的巖體滲透系數反演方法
  17. According to the hydraulic - mechanical coupling theory, the paper puts forward a method to predict the wall rock permeability for tunnels with superthick overburden

    以水力耦合理論為基礎,該文提出了一種超深隧道圍巖滲透性預測方法。
  18. Mechanism and experimental study of self - resonating cavitating jet for improving polluted rock permeability

    自振空化射流改善油層滲透率機理及實驗研究
  19. The developments and the trends of rock permeability experiment technique are successively introduced in this thesis. on the basis of deep research and argumentation, a research method combining traditional water pressure principle with the numeric experiment technology is adopted

    本論文先後介紹了巖石滲透率測試技術的發展狀況和趨勢,在調研論證的基礎上確定了採用傳統壓水法工作原理與數字計量技術相結合的研究思路。
  20. Experimental study of the laws between the effective confirming pressure and rock permeability

    低滲透巖石滲透率與有效圍壓關系的實驗研究
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