有效應力 的英文怎麼說

中文拼音 [yǒuxiàoyīng]
有效應力 英文
actual stress
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : 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...
  • 有效 : effective; valid; efficacious
  1. The deformation of slope caused by change of ground water level was investigated by adopting a fully coupled procedure and the state - dependent dilatant sand model

    本文採用完全耦合有效應力分析程序和與狀態相關的剪脹性砂土模型模擬斜坡因地下水位變化而發生的變形。
  2. From analyzing the change of effective stress in the process of one - direction to two - direction load, it is founded that the evanescing process of pore water pressure proposed in the paper shows a better agreement to fact

    從對單向荷載作用時地基的有效應力變化過程分析入手,引伸到對雙向荷載作用時地基的有效應力變化過程分析,提出與實際情況更為符合的孔隙水壓消散過程。
  3. Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented

    摘要基於砂井等變固結模型,考慮初始有效應力沿深度變化,忽略井阻和豎向排水固結的影響,用平均孔隙比與平均有效應力的對數關系,建立砂井非線性徑向排水固結的分層計算模型,並求得常荷載作用下的徑向排水固結解析解。
  4. The initial or frozen-in double refraction is replaced by an equivalent or virtual state of stress.

    初雙折射或被凍結的雙折射,可用一個等有效應力狀態來代替。
  5. 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,分別探求了外約束對膨脹土強度的影響,不同飽和度膨脹土的總強度特性,干濕循環對非飽和膨脹土總強度的影響,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。
  6. The farther from drainage surface the soil mass, the more significant the phenomenon of the delay

    離排水面越遠的土體,其有效應力滯后發展的現象越顯著。
  7. With an analysis of soil liquefaction potential for free field of nanjing metro line 1 under 7 degree earthquake, as well as for excavated field, in line with railway engineering anti - earthquake design specification, dynamic triaxial tests and theoretical analysis using efficient stress method, the author comes to the conclusion that, when metro plate is located at layer s and the layer is thick, liquefied area is at metro bottom plate ; in some local section liquefied area is at metro top plate, or arch sides at the top of metro in most places

    摘要採用鐵路工程抗震設計規范、動三軸試驗及有效應力的理論分析相結合的方法,對南京地鐵南北線( 1號線)區間隧道開挖后其地基土在7度地震情況下的土層液化情況進行分析得出:當隧道底板坐落在5層且5層較厚時的液化區出現在隧道襯砌底板處;局部地段液化區出現在隧道頂部及拱腰;大部分地段的液化區出現在隧道頂板上方。
  8. Abstract : in this paper, the efficient stress method is used as main means, while the railway engineering anti - earthquake design specification and the dynamic triaxial test are used as additional means. the authors analyze the ground layer liquefaction of shield tunnelling built on powder soil or fine sand, whose top plate is buried under two kinds of depth, and conclude that the liquefaction area is different with different buried depth. finally, the rational buried depth is proposed

    文摘:以有效應力原理的限元計算分析為主、鐵路工程抗震設計規范及室內動三軸實驗為輔,對修建在粉土或粉細砂層中的盾構隧道進行了兩種不同埋深情況下的液化分析,得出了埋深不同液化區出現區域不同的結論,並提出隧道抗液化的合理埋深。
  9. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具工程實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,水的活動是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的有效應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的系和庫水位在175m與145m間變化時滑體條塊的受變化,從而使對作用於滑坡體上的系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相的作用荷載的計算方法,使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計算更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  10. Saturated sand are testes in the laboratory under the undrained cyclic loading condition with static - dynamic dual purpose triaxial compression test apparatus, which is designed under the cooperation of hohai university and marui co. ltd japan. the results indicate that the stress path approaches from a initial stress point to the failure lines as cyclic loading goes on, and eventually converges on a certain limiting stress path in the vicinity of the failure lines. the stress - strain curve, however, does not converge on a closed hystersis loop ; the shear strain rapidly increases in looser sand or gradually and continually increases in denser sand

    利用河海大學與日本圓井株式會社共同研製的新型的多功能靜動三軸儀進行了飽和砂土循環扭剪不排水試驗,研究表明,對于松砂,剪變幅度快速地由微小增加到百分之幾甚至百分之十幾,對于緊砂,剪變幅度逐漸地由微小增加到百分之幾甚至百分之十幾;經試驗初步研究表明用初始平均正歸一化的有效應力路徑很好的一致性。
  11. And four constitutive models are established, which are hyperbolic model, half - logarithm model, exponential model and poisson model. combined with the analysis of the change of effective stress, the iteration formulations of settlement calculation are provided

    同時建立了雙曲線模型、半對數模型、指數模型及泊松曲線模型四種本構模型,並結合有效應力過程分析給出了實用的沉降過程線的反演迭代公式。
  12. Absorbed cohesion and affective stress of unsaturated soils

    濕聚及非飽和土有效應力探索研究
  13. Subsequently, a constitutive including damage value for the frozen soil was set up, and the evolution equations for saturation and unsaturated frozen soil were given out based on the damage distinguish

    建立了凍土單軸壓縮的損傷型本構表達式,給出了凍土單軸壓縮下的損傷演化方程,並進行了有效應力的計算。
  14. ( 1 ) the statistical damage constitutive model for rock is improved basing on the hypothesis that the strain in the rock without damage is ideal to that in the damage rock. the hypothesis that all of the stresses in damage evolution equation are effective stresses is realized, and the proplem how to couple plastic strain to damage is solved

    主要工作內容如下: ( 1 )在假設無損巖石的變和巖石總變相等的基礎上完善了巖石的統計損傷本構模型推導,實現了損傷演化方程中全部採用有效應力假設和探討了損傷和塑性變形耦合問題。
  15. In the paper, static and dynamic triaxial tests were conducted on fiy ash at shanmenxia longgou ash dam, and the static and dynamic parameters of fly ash were obtained. thirdly the 2 dimensions static analysis of the ash dam was conducted based on biot ' s consolidation theory and duncan ' s nonlinear stress - strain model. finally the plane dynamic behaviors of the ash dam during earthquake of intensity 7 were analyzed based on the exponent function model of excess pore water pressure aroused by earthquake, which is put forward in the paper, and equivalent visco - elastic dynamic fem model and principle of effective stress

    本文結合實際工程,對三門峽火電廠龍溝灰壩的築壩粉煤灰進行了靜、動三軸試驗,確定了該壩粉煤灰的靜動學指標;然後根據比奧( biot )固結有效應力原理,採用鄧肯( duncan )非線性變模型,對該灰壩的二維靜和變形狀態進行了分析;最後利用本文提出的地震超靜孔壓指數函數模型,採用等價粘彈性動限元方法,對該灰壩在地震作用下的動穩定性進行了分析評述。
  16. And objectivity principle is also introduced into the effective stress theory, which takes the form of three kinds of derivatives

    文中又將客觀性原理引入到有效應力原理中,推導出物質導數, jaumann導數和truesdell導數三種形式的有效應力原理。
  17. Effective stress failure envelope

    有效應力破壞包線
  18. Effective stress failure envelop

    有效應力破壞包線
  19. Through analyzing bed ' s response to wave, in the condition that super - stratum is more hard and second - stratum is more soft in region of interest, super static interstitial hydraulic pressure amplitude die away rapidly between stratums, before in sight of boundary between hard and soft stratum, plane effective pressure increase to max. shear stress reach peak value when bed thickness is approximately 2. 7 meters, then it will decrease to the minimum on the place where the flexible soil has a common boundary with the rigidity, so the boundary is the most destroy plane on engineering. on the basis of reconnaissance in situ, in normal situation of sea, the structure slides to the basin along the boundary

    通過對底床在波浪下的響分析,對于研究區底床上層較硬而第二層較軟的情況,超靜孔隙水壓幅值在層間交界處迅速衰減,在臨近硬、軟地層交界處前,水平有效應力增至最大,剪切在底床厚度大約2 . 7米左右達到峰值,然後減小,到硬、軟層土交界位置,達到最小,因此這個界面就是最容易發生破壞的工程軟弱面,現場勘查證明,即使在正常海況下,構築物也會沿坡以此交界面為滑動面,緩慢向「盆」底滑動。
  20. In consideration of the characteristics of big pressure changes in near wellbore area of low permeability reservoirs, based on experimental result, a single well percolation mathematical model that the reservoir physical property changed with effective stress was established, equations were given for calculating the elastics and elastoplastic reservoirs under the condition of oil and water flow and an analytical equation was also given for calculating the reservoir production and bottom - hole flowing pressure

    摘要針對低滲油藏近井地帶壓變化幅度大的特點,以試驗結果為基礎,建立了考慮儲居物性隨地層有效應力變化的單井滲流數學模型,給出了油水兩相流動下的彈性和彈塑性儲層的數值解計算公式,以及彈性儲層的產量和井底流壓解析表達式。
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