超固結粘土 的英文怎麼說
中文拼音 [chāogùjiēniántǔ]
超固結粘土
英文
over-consolidated clay-
4. with visco - elastic boundary of soil considered, the eigenvalue equation in frequency domain of soil dynamic equilibrium equation falls into a complex transcendental equation. in course of seeking its solution, based on argument principle and contour integral, with the aid of matlab, two numerical algorithm combined with the corresponding procedures for solving transcendental equations in a complex plane is developed by the author
4 、由於考慮了土體的粘彈性支承邊界條件,使得其動力平衡方程在頻域內的固有值方程為一復數超越方程,為了求解該方程,筆者基於幅角原理和閉合曲線積分,結合matlab ,提出了復平面上超越方程的兩種數值解法,並編制了相應的程序。Because traffic flow greatly increases in recent years and the rank of actual driving load enhances, causing this bridge to be at the excess load the service condition, so in order to guarantee the bridge ' s transport security, the main body structure of the bridge should be reinforced
摘要長沙市八一路跨線橋由於近年來交通流量大增,實際行車荷載等級提高,使得該橋處于超負荷的營運狀態,為了保證大橋營運安全,需要對此橋的主體結構進行加固,在選擇加固方案時對比了三種加固方法:鋼混凝土組合結構加固方法、混凝土結構擴大截面加固方法、粘鋼加固方法。Abstract : by using early - strength frost - resistant agent in consolidatinganchor bolt, extra early - strength frost - resistant thickener and special technology in shotcreting, the difficulty arising from freezing weather with an ambient temperature of - 10 - 18 was solved
文摘:介紹在環境氣溫- 10 - 18條件下,採用早強抗凍錨固劑固結錨桿、超早強抗凍粘稠劑和特殊工藝噴射混凝土,使隧道施工支護及時,解決了冬期施工噴錨難的老大難問題。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。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。Finally, two examples show that, the availability and practicability of the new model is verified. the analysis of calculation result of berthiervill test embackment shows different part of compression curve have different influence upon the course of consolidation, and correct coefficient and viscous effect have great significance on deformation forecast. associated with the wenzhou airport runway engineering, the reason of increasing of pore - water pressuer in under - lying soft layer and post - construction settlement are given
最後,通過兩個工程實例的分析來說明本文模型的有效性和實用性:一是對berthiervill填土試驗場的軟基實測數據和理論成果進行對比分析,闡明考慮結構性擾動和粘滯性效應對分析天然粘土固結壓縮性的重要性;二是對溫州機場袋裝砂井超載預壓工程進行數值模擬,指出停荷預壓期間下臥層孔壓增加和工后沉降大的原因。By using the constitutive model, we can establish the creep and consolidation model, the variation trend of super pore water pressure and the development of viscoelastic settlement and viscoplastic settlement. at last forecasting the long term creep settlement in the metallurgy industrial estate at the backward position of haihe river in tianjin
並利用此本構關系建立蠕變與固結模型,計算出土層在大面積填土作用下超靜水壓力發展趨勢,同時得出其粘彈性、粘塑性沉降發展趨勢,最後對冶金工業區軟土長期蠕變沉降作出預測。分享友人