孔隙壓力比 的英文怎麼說

中文拼音 [kǒngxìyālìbǐ]
孔隙壓力比 英文
pore pressure ratio
  • 隙 : 名詞1 （縫隙; 裂縫） crack; chink; crevice 2 （空閑） gap; interval 3 （漏洞; 機會） loophole; op...
  • 壓 : 壓構詞成分。
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 孔隙 : small opening; hole; [冶金學] pore; aperture gap; pore space; ventage; void
  1. In this paper, the influence of cycles of drying and wetting on strength and deformation are studied by means of routine direct shear apparatus, triaxial apparatus and light consolidation apparatus which include : the influence of force of constraint on strength, the total stress strength of expansive soils with different saturation degree, the influence of cycles of drying and wetting on the total stress strength, the relation between saturation degree and compression modulus and that between saturation degree and void ratio, the influence of cycles of drying and wetting on the effective stress strength, the relation between saturation degree and generalized suction

    本文利用常規直剪儀、三軸儀以及輕便固結儀，分別對非飽和膨脹土的強度和變形特性以及干濕循環對強度和變形的影響進行了一系列的試驗研究。以飽和度、干濕循環次數為變量，分別探求了外力約束對膨脹土強度的影響，不同飽和度膨脹土的總應力強度特性，干濕循環對非飽和膨脹土總應力強度的影響，飽和度與壓縮模量以及孔隙比的關系，干濕循環對飽和膨脹土有效應力強度指標的影響，廣義吸力與飽和度的關系，建議了一組計算非飽和膨脹土變形及強度特性的經驗公式。
  2. The results show that, comparing with the gas pressure drops calculated by the modified ergun equation, in the cases of the gas reynolds number is small, due to the presence of the dead space, the observed p in the experiments are bigger than that obtained by calculation, and when the gas reynolds number is large, because of the small interfacial viscous drag - force between gas and liquid, the p observed are smaller than that obtained by calculation

    結果表明在氣相雷諾數較小時，由於停滯孔隙率的存在，實測壓降值比修正厄根方程計算的值大；氣相雷諾數較大時，氣液界面上產生的粘性曳力較小，實測壓降值比修正厄根方程計算的值小。
  3. Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions

    在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析，以及地質背景分析的基礎上，利用巖石物理參數測試系統（ mts ）模擬地層條件（溫度、壓力和孔隙流體狀況）測試了珠江口盆地第三系（包括珠江組、珠海組、恩平組、韓江組，以下有關討論同）砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質，重點研究了不同地層條件下巖石的聲學特徵（巖石的縱橫波速度和泊松比） 。
  4. Through analyzing the in - situ data such as total settlement, layered settlement and pore water pressure, the actual deformation behavior of soft foundation are mastered. after summarizing the methods of predicting settlement of soft foundation and bring forward a method to predict the post construction settlement of the surcharge preloading soft foundation. and the engineering application of the predicting foundation settlement based on “ law of massaction ” and the traditional predicting methods are compared, the results shows that the model is useable and it deserves more validation in more projects

    本文以深圳灣軟基處理工程試驗區為背景，通過對淺層沉降、分層沉降、孔隙水壓力等資料的分析，掌握了軟基變形的實際性狀;在總結軟基路堤沉降預測方法的基礎上，探討了軟基超載預壓工后沉降預測的參數反演法;並對地基沉降預測的「質量作用定律」模型的工程應用與傳統的預測方法進行了對比，驗證這種方法是可行的，得出了一些有用的結論。
  5. Based on the consolidation mechanism analysis of the warping clay under osmotic pressure, a finite strain osmotic pressure consolidation equation, of which the excess pore - pressure or void ratio was selected as dependent variable, was derived

    首先，通過分析滲壓作用下的淤填粘土的固結機理，推導出以超孔隙水壓力，孔隙比為控制變量的有限應變滲壓固結微分方程。
  6. The corresponding programs in matlab language were presented for various operating mode computations. thus, the excess pore - pressure and void ratio distribution along space - time could be derived. the degree of consolidation, which could be expressed by excess pore - pressure or deformation, was derived for various operating mode and its ’ characteristics along space - time showed rules of warping soil consolidation under osmotic pressure

    應用matlab語言編制計算程序對各種工況的超孔隙水壓力消散、孔隙比隨時間和空間的變化進行了求解，對各種計算工況得到的以孔壓和變形表示的固結度的變化規律進行分析，說明滲壓體積力作用下淤填粘土的固結隨時間和空間的非線性分佈特性。
  7. In order to make clear the effects of fe3o4 on composite film structure, the thickness, porosity, average and maximum pore size, pore size distribution of different films are measured. surface morphology is studied by scan electronics microscope ( sem ). the characterizing results of film micro - morphology showed that pore structure of fe3o4 / pvdf composite film were better than those of pvdf host film

    為進一步分析fe3o4的原位生成對復合膜結構的影響，測定了pvdf基膜和復合膜的膜厚；採用干濕膜重法測試了膜樣品的孔隙率；採用泡點壓力法流體滲透法相結合，對比測試了膜樣品的最大孔徑、孔徑分佈及平均孔徑；通過掃描電子顯微鏡（ sem ）照片分析，對比研究了pvdf基體膜和fe3o4 / pvdf復合膜的表面形貌。
  8. The unconfined compressive strength, shearing strength and permeabi lity of stabilized soils were tested in laboratory, the strength of contaminated composite soils sampled with different ph and soaped in corresponding ph were compared. the results from experiments indicate that there exists a certain relationship between the soft soil properties and the unconfined compressive of grouted soil. with the increase of water content, porosity ratio, degree of porosity, plasticity limit, liquid limit and liquid index, the compressive strength of cement - sodium silicate - stabilized soil decreases, while increases as the bulk weight and compressibility modulus

    通過對水泥?水玻璃加固土的無側限抗壓強度試驗，以及用不同酸堿性水製成與養護的固結土所進行強度對比試驗，得出軟土的物理力學性質指標與加固土的抗壓強度之間存在一定的相關關系，即隨著含水量、孔隙比、孔隙度、液塑限及液性指數的增加，水泥?水玻璃加固土的抗壓強度相應地降低；而隨著原狀土的容重、壓縮模量的增加，水泥土的抗壓強度也隨之增加。
  9. The relation between rheological breaking ratio and plastic work is set up according to the equation relation between outer plastic work and energy of plastic deformation. it is helpful to the understanding of elasto - plastic constitutive relationship of rockfill and braking of particles. based on analysis of test result, in - site observation data, this paper put forward a quantitative relation between rheology and valley shape, rockfill mechanical parameters, such as dry density, compressive modulus, softening factor, pore ratio, etc. the main factors influencing the rheological behavior of rockfill can be classified into inner factors and outer factors

    堆石作為面板壩的主體，影響其流變的因素頗多且十分復雜，既有內因也有外因，根據試驗、原型觀測資料對內外因素所做的分析，本文提出了流變與河谷形狀等外因、流變與壩體常規物理力學指標等內因的定量關系和影響堆石流變的多因素綜合表達式，由此建立了堆石流變與堆石常規物理力學指標（如干密度、壓縮模量、軟化系數、孔隙比等等）之間的聯系。
  10. For example, at pore - water pressures of zero and greater, ( i. e. below the water table ), there is a saturated conductivity value ; at pore - water pressures less than zero, ( i. e. above the water table ), the hydraulic conductivity is zero

    比如：當孔隙水壓力大於等於0 （如位於水位以下） ，有一個飽和的導水值；當小於0時（如在水位以上） ，導水性為0 。
  11. In this paper, some aspects such as the behavior of pore pressure of unsaturated loess, the dynamic constitutive relationship and the characteristics of the dynamic modulus, dynamic strength and dynamic damping ratio are studied with the dynamic torsional shear test of loess

    在以上研究的基礎上，本文又通過黃土的動扭剪試驗研究了非飽和黃土的孔隙壓力特性、動本構關系、動剪切模量特性、動強度特性以及動阻尼比特性。
  12. The reliability of secant modulus method is validated in which final consolidation settlement is computed. the experience formula of coefficient of permeability ( k, 0 ) and pore ratio ( e ) is presented and the experience expression of coefficient of permeability ( k10 ) and strain ( ) is offered too. lt is important to modity the acquiring method of coefficient of consolidation, because the method embodies that strain and pressure of consolidation effect on coefficient of consolidation

    本文首先驗證了用割線模量法計算軟土地基最終固結沉降的可靠性；其次得到了滲透參數k _ （ 10 ）和孔隙比e的經驗關系，並且更進一步給出了滲透系數k _ （ 10 ）和應變之間的經驗公式，更重要的是對求取固結系數的方法給予了改進，該方法反映了固結系數隨應變和應固結壓力的變化規律。
  13. The pore air pressure gradually goes up with the developing of axial strain in the process of the dynamic torsional shear test of loess, but the pore water pressure hold the line or goes up a little in the last. the stress - strain dynamic constitutive relationship of intact loess and man - made loess show the hyperbolic model. there are some remarkable differences of strength and strain between unsaturated loess and saturated loess

    研究結果表明：非飽和黃土在動力扭剪試驗過程中，隨著軸向變形的發展，孔隙氣壓力逐漸上升，而孔隙水壓力則基本保持不變或後期略有升高；原狀黃土和重塑黃土的應力應變本構關系呈雙曲線型；非飽和黃土和飽和黃土的強度及變形特性存在明顯差異；進而分析了含水量、固結應力和固結應力比對黃土動力特性的影響本文最後對非飽和土的有效應力計算公式進行了討論。
  14. A model test was designed to simulate the consolidation process of warping soil, the validity of theoretical equation and the solution methods presented in this study. actual measurements for excess pore - pressure, void ratio and settlement - time curves all showed good agreement with the corresponding computed values

    將理論計算的超孔隙水壓力、孔隙比、沉降-時間曲線和根據實測數據計算的這些量進行比較分析，說明文中建立的滲壓作用下的有限應變固結理論模型及求解方法的合理性。
  15. The osmotic pressure test was developed to determine the unknown, finite strain consolidation coefficient and convection coefficient in the mathematical model. the two coefficients both varied with effective stress and depth and were functions of initial void ratio, compressibility, permeability and permeability derivative along depth. a precise time step integration method was proposed to solve the finite strain osmotic consolidation equation with varied coefficients

    設計滲壓固結試驗確定理論模型中的待定系數有限應變固結系數和有限應變固結對流項系數，這兩個系數均為隨有效應力和土層深度變化的量，並且體現軟土初始孔隙比，壓縮性、滲透性及其沿深度變化等因素的綜合影響。
  16. With the established dynamic pore pressure model, the calculated results of total stress method and effective stress method are compared. consolidation settlement induced by dispersion of residual pore pressure is calculated, and the effect of pore pressure on pavement settlement is discussed

    採用本文建立的軟土地基動孔壓模型，對比分析了不排水有效應力法和總應力法計算結果，計算了殘余孔隙水壓力消散所產生的固結沉降，探討了孔壓對道路變形的影響。
  17. It was shown that the measured active soil pressures were smaller than the theoretical values and diminished with time, the measured pore water pressure decreased with the time and increased with the depth of soil, the combinative effects of cap girder and supporting structure were obvious which diminished the displacement of foundation pits, and the measured axial force of the anchor and interior steel beam were far less than the design force, indicating that the design safety factor of the foundation pit was too large to be economical

    基坑工程實行信息化施工並獲得了豐富的監測數據，通過對數據分析結果表明：實測主動土壓力小於計算主動土壓力，實測主動土壓力隨時間延長變小：土體中孔隙水壓力隨時間增長而減小，孔隙水壓力隨深度增加而呈非線性增加；基坑冠梁協同作用明顯，冠梁減小了基坑變形；錨索軸力比較穩定，鋼撐軸力變化相對較大，且二者軸力仍富餘較大，該設計比較安全。
  18. 5 ) the velocity of the compressive and shear wave for the samples saturated completely by brine increases with the increasing of confining pressure ( with the constant pore pressure ), but poisson ' s ratio decreases. 6 ) some interior factors, such as the composition of rock, porosity, density and so on

    5 ）在完全飽和水、溫度和孔隙壓力不變的條件下，無論是縱波、橫波1還是橫波2 ，珠江口盆地第三系砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石類型的速度均隨圍壓的增大而增加；大多數情況下，泊松比隨圍壓的增加而降低。
  19. Based on the biot ' s effective stress theory, and with the method of numerical value experiment, the thesis has studied the microcosmic mechanism of affecting the effective stress coefficient, i. e the microcosmic mechanism of effective stress law by using the elasticity distortion ' s simulating software which is compiled with the method of finite elements. it has been done from the two aspects of affecting the elasticity distortion of rock comprising the insides causation which is the existing configuration of hole and cranny in rock and the outsides causation include the outside pressure and the liquid pressure inside the rock

    本文基於比奧的有效應力原理，利用有限單元法的彈性變形模擬軟體，通過數值實驗的方法，從影響巖石變形的內、外兩方面的因素?即內在孔隙裂隙賦存形態和其所受的外載荷及孔隙流體壓力出發，研究了影響有效應力系數變化的細觀機理，即有效應力規律的細觀機理。
  20. On account of natural identity complexity of rocks and soils, density, cohesion, friction angle, slope angle, hole pressure ratio in describing physics and mechanics property of rocks and soils are singly uncertain, so the fuzzy optimization neural networks theory is applied to analyzing the landslide stability in order to probe into a new method of slope stability analysis

    由於巖土體自然特性的復雜性，用以描述巖土物理力學性質的容重、內聚力、內摩擦角，坡角，孔隙壓力比等指標本身就不是唯一確定的，因此，本文將模糊優選神經網路理論引入到滑坡穩定性評價中來，以求探討一種邊坡穩定分析的新方法。
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