vertical drain 中文意思是什麼
vertical drain
解釋
垂直排水管-
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
摘要基於砂井等應變固結模型，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，應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。 -
The structural elements of controlling reservoir forming in kenxi area are studied and estimated systematically, the vertical and plane evolution processes of sedimentary in kenxi area are set forth, time and space spread and its controlling factors of the hydrocarbon source rock and reservoir are analyzed, two types of hydrocarbon source rock ( es3, es4 ), two types of heavy oil, two periods of hydrocarbon generation, two periods of hydrocarbon drain, two stages of reservoir forming and five dynamic systems of reservoir forming are definite in kenxi area
對墾西地區油氣成藏構造要素進行了綜合地研究評價，闡述了其沉積縱向及平面演化過程，分析了生油層、儲集層時空展布及其控制困素，識別出本區有沙四、沙三兩套油源層，兩種類型的稠油，有兩個生烴期、排烴期、成藏期，五個成藏動力系統。 -
According with the characteristics of pore water seepage and soil deformation, the 1 - d rebound anti - consolidation model is set up. then the anti - consolidation differential coefficient equation is deduced and the corresponding a nalytical solution is obtained. in succession using the above theory, the influence to effective stress area ratio of some factors, such as preloading time, surcharge ' s magnitude and the depth of vertical drain
針對卸載后淺部地基孔隙水滲流和土體變形特性，建立了軟土地基一維回彈吸水固結模型，推導了吸水固結微分方程，並求出了方程的解，同時，給出了回彈變形計算公式。 -
Among soft - base improvement methods, prefabricated drain preloading is one of the most popular vertical drain methods. it is developed from sand drain preloading method
塑料板排水預壓法是在砂井排水預壓法的基礎上發展起來的，是一種行之有效的軟基加固方法。 -
( 3 ) according to the principle of equality of consolidation degree, an equivalent method of converting vertical drain to layered soil was proposed, and we can use plane strain fem to analyze ground with vertical drain via translating it to layered soil foundation
（ 3 ）根據固結度等效的原則，提出了與單井固結理論等效的成層均質地基等效滲透系數計算方法，從而將復雜砂井地基轉化為無砂井成層地基，可用於平面應變有限元簡化計算。 -
The vertical band drain can keep the maximum drainage vacity and capacity and reduce the well resistance to greatest extent under lateral pressure in the engineering foundation
垂直排水板在工程地基中受側力作用下，仍保持最大的排水空間和排水能力.最大程度減少井阻影響
分享友人