滲透率變化 的英文怎麼說

中文拼音 [shèntòulǜbiànhuà]
滲透率變化 英文
permeability variation
  • 滲 : 動詞（液體慢慢地透過或漏出） ooze; seep
  • 透 : Ⅰ動詞1 （滲透; 穿透） penetrate; pass [seep] through 2 （暗地裡告訴） tell secretly; let out; lea...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 滲透率 : fluid permeability
  • 滲透 : 1 [物理學] [生理學] osmosis2 （液體從細小空隙中透過） permeate; seep; permeation; seepage; inflow...
  1. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen ）等人提出的統計方法，用垂向上砂體密度的界限來推測砂體側向連通情況；根據每口井的測井解釋資料，利用克里金插值法對外間進行插值，得到了一組反映儲層特徵在平面上變化的參數，包括儲層厚度分佈、孔隙度以及滲透率，並且成圖；利用變差函數法，通過球狀函數模擬，確定儲層優勢滲透率方向：根據流動單元法，以儲能系數、容積系數以及凈毛厚度比三個參數為依據，通過聚類分析方法進行流動單元劃分，並且按照參數特徵將其分為五類，統計各砂層有利流動單元區塊。
  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. 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。
  4. The studies of in - layer heterogeneity are as follows : the text depicts the characteristics of heterogeneity by calculating the coefficient of variability, kmax / k and k. max / k. min of sand layers of different sedimentous microfacies ; divides interlayer into two types, and counts their numbers, thickness, frequency and density of a single sand layer according to the characteristics of lithology and logging, finally summarizes the characteristics of interlayer distributing ; sets up five in - layer heterogeneity models and points out that the primary models are model a and c. the studies of between - layer heterogeneity are as follows : the text depicts sand layers " growth and distributing conditions by calculating the lamination factor, sandstone density and overlap coefficient ; makes certain the lithology and thickness of interlayer by the method of contrasting the typical curves

    層內非均質性研究，通過計算不同沉積微相砂體滲透率的變異系數、突進系數以及級差來說明主要儲集微相的非均質特徵；據巖性及電性特徵，將層內夾層分為兩類，統計單砂層段內夾層的個數、累積夾層厚度、夾層頻率及夾層密度，並且根據夾層頻率及密度平面分布圖統計出每層的頻率相對高值區和低值區，總結夾層分佈特徵；根據物性參數隨深度的變化趨勢建立了五種儲層層內物性非均質模式，指出研究區內以a型和c型模式為主。
  5. Aim at the present condition that the permeability of high rank coal reservoirs and its dynamic change regulation have been rarely studied, based on the modern testing technologies and actual measure data of coalbed methane ( cbm ) well with better drainage effect in qinshui basin, using the international advanced cbm well numerical simulation software ( comet2 ), the dynamic change regulation of the permeability of high rank coal reservoirs during gas recovery has been discussed, using the gas and water recovery process in divided stage is matched

    摘要針對高煤級煤儲層滲透率尤其是其動態變化規律極少開展研究的現狀，基於現代測試技術和沁水盆地排采效果較好的煤層氣井實測排采數據，利用目前國際上較為先進的煤層氣數值模擬軟體comet2 ，採用分段擬合的方法對煤層氣井的產氣、產水過程進行歷史擬合和修正，進而對高煤級煤儲層滲透率在開采中的動態變化規律進行了探討。
  6. 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。
  7. 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。
  8. The numerical results, comparing with those obtained by linear model, show that the nonlinear effect of permeability depending on volume strain of solid phase cannot be ignored as deformation is not too small

    與視滲透率為常數的線性模型的計算結果比較表明，在變形較大時，滲透率隨固體相體積應變變化這一非線性效應不容忽視。
  9. The keep - up pressure recovery of most oil - gas reservoirs and the gas storage measurement on some depletion reservoirs have been made in china, which have endlessly caused variation of pressure difference between inside - pore and outside - pore, followed by always changes of compressibility, porosity and permeability of rocks due to injection and production time and again of reservoir fluids

    摘要目前我國許多油氣藏進行了保壓開采措施及對部分衰竭油氣藏進行儲氣庫改造措施，油氣藏流體反復注采，使得孔隙內外壓差不斷變化，導致巖石壓縮系數、孔隙度、滲透率發生著不斷的變化。
  10. It is vital difference for the changes of porosity and permeability between sandstone and mudstone

    砂泥巖孔隙度、滲透率的變化存在很大差異。
  11. 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。
  12. Among them, the uncompetent pelitic series are cleaved in the srong - deformation zone with relatively high temperature, high pressure ; with weak hydrofracturing, the competent sodium - rich series dilatacying and forming microfracture ( ie, embryonic fracture ) in the core of the weak - deformation demain, which is a natural lens - like pumping centre with relatively low temperature, low pressure and high permeability

    強變形帶中的非能幹性泥質巖系強烈劈理化，為相對高溫高壓帶；弱變形域內的能幹性鈉質巖系則伴隨弱水力壓裂作用發生擴容，形成雛形斷裂的微裂隙，同時，它是一個相對低溫、低壓、高滲透率的透鏡狀天然泵吸中心。
  13. Compared with host film, thickness and porosity of composite film change not much, while average and maximum pore size decrease, and pore size distribution range become narrow. further more, controlling reaction time can control the content of in - situ transforming fe3o4

    結果表明，採用膜相滲透原位化學轉化法合成制備的fe3o4 / pvdf復合膜，其膜厚、孔隙率與原來的pvdf基體膜相比變化不大，平均孔徑、最大孔徑則有明顯減小，孔徑分佈范圍變窄，孔徑更趨于均勻，膜孔形態更為規整。
  14. Based on single well process, the influence of reservoir parameter changes, such as permeability, reservoir thickness, average formation pressure, deformation factors on well productivity were studied by using the model under the depressure condition

    最後，以單井為對象，應用建立的數學模型研究了降壓開發條件下，滲透率、油層厚度、平均地層壓力、形變因子等儲層參數變化時對油井產能的影響規律。
  15. Numerical simulation on dynamic variation of the permeability of high rank coal reservoirs during gas recovery

    高煤級煤儲層滲透率在煤層氣排采中的動態變化數值模擬
  16. The production is generally very low in low permeability field, and stress - sensitivity makes it worse because the formation stress - sensitivity makes the permeability drop down with the decrease of pore pressure during reservoir producing. meinzer pointed out plastic deformation phenomena in porous media in 1928, and exponent and nilpotent formulations could characterize the relation between pressure and permeability

    針對壓力下降引起儲層滲透率下降的問題，國內外的專家和學者都進行了大量的研究工作，並將滲透率隨壓力變化關系歸結為單一指數關系或冪函數關系。
  17. Study shows that these petrophysical parameters will change with pressures, of which rock porosity will affect other parameters ' variations, and permeability has lag - effect during cycling, rising and declining of the pressure

    研究表明，巖石物性參數隨壓力的變化而變化；巖石孔隙度不同，其他參數變化規律不同；滲透率隨壓力循環升降存在滯後效應。
  18. Changing of the riverbed conductance provides high change in river gaining rate compared to change in river losing rate. this difference can be attributed to aquifer anisotropy, river penetration, hydraulic balance between groundwater head and river stage

    其中河床沉積物滲透性的改變引發的河流得水率變化明顯大於河流失水率的變化，分析其原因為含水層的各向異性、河流的滲漏、河水與地下水的水力均衡。
  19. The reservoir property and development status of medium - low permeable reservoirs in daqing oil field are different form the major reservoirs will have much error for polymer selection

    與主力油層相比，大慶油田中、低滲透率油層物性及發育狀況均發生很大變化，如果仍沿用主力油層聚驅的聚合物相對分子品質確定方法，必將會對聚合物相對分子質量的選擇造成很大的誤差。
  20. The dissertation researches evolvement and character of formation compression by model test and geology analyzing, based on analyzing transformation of porosity, permeability, compressibility and density of sandstone and mudstone and fracture during subsidence and uplift

    本文以模擬試驗和地質分析為主要研究手段，在分析沉降、抬升過程砂泥巖孔隙度、滲透率、壓縮性、密度及裂縫變化的基礎上，研究地層壓力的演化及特徵。
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