預壓法 的英文怎麼說
中文拼音 [yùyāfǎ]
預壓法
英文
preloading method-
This dissertation introduces the necessity, mechanism and developing of the vacuum - heaped load combining precompression in the consolidation of the soft highway foundation
本文闡述了用真空堆載聯合預壓法加固軟土路基的必要性、機理和發展現狀。This paper emphasize study the seepage of vacuum - heaped load combining precompression., deduce the drainage quantity computation formula for stage loading in soft soil. an example show that the results of calculation are in good agreement with the measured value, this explain that the formula is rational
本文重點對真空堆載聯合預壓法的滲流進行了研究,得出了在分級加荷下軟土地基滲流量的計算公式,算例表明其計算值與實測值較吻合,說明所建模型是比較合理的。Based on the terszige and biot theory, initially analyze the economical of this experiment, directly save investment 22 % after compute. after that, computing the settlement of highway foundation, comparing the computing and survey value, the predict formula of vacuum - heaped load combining precompression for designing, this formula show that the distortion law of consolidation progress. at the same time, based on the position and room experiment, analyzes the intension transformation in soft soil and criteria of stabilization control
在太沙基和比奧固結理論的基礎上,先分析了此次試驗的經濟性,經核算直接節約投資22 ,經濟效益十分明顯;隨后對真空堆載聯合預壓法加固軟土路基的沉降量進行了估算,並與實測值作對比分析,得出了真空堆載聯合預壓下的沉降量估算公式,能反映「真空」加固過程的變化規律;同時根據現場和室內試驗,分析了軟土強度的變化,以及給出並驗證了工后沉降控制標準。Experimental study on mechanism of reinforcing soft foundation of bridge head by vacuum combined with surcharge preloading
真空聯合堆載預壓法軟基加固現場測試研究There are many methods of foundation consolidation for civil engineering, such as soil exchange method, prepress method, dynamic consolidation method, vibrancy rushing method, soil and podsol dense pile method, sand pile, cement - coal - powder and gravel pile method, deep mixing method, high - pressure eject masonry, etc. the dynamic consolidation and deep mixing method ( dmm ) are very common in project construction
目前國內外地基處理的方法很多,主要的地基處理方法包括:換填法、預壓法、強夯法、振沖法、土和灰土擠密樁法、砂樁法、水泥粉煤灰碎石樁法、深層攪拌法以及高壓噴射注漿法等。其中強夯法和深層攪拌法是工程建設中較常用的加固方法。There are many ways to handle the soft soil, such as : use the sand mat as a layer, carry to press in advance, press by thin film in the vacuum in advance, drain by use the sand well, drain by plastics plank, and reunite the foundation
軟土的處理有許多方法,如:砂墊層,堆載預壓法,薄膜真空預壓法,袋裝砂井排水法,塑料排水板法,復合地基法。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。Over traditional methods used in this region, method of sand bedding pre - elevating and step water - filling pre - compressing has advantages in shorting construction period, simplifying construction. furthermore, this method solves the difficulty induced by constructing at rain season
與本地區傳統的施工方法相比,砂墊層預抬高分級充水預壓法不僅工期短、施工方法簡便,而且克服了雨季施工的困難。Based on comparison of several technical schemes, the method of sand bedding pre - elevating and step water - filling pre - compressing is adopted. so the dissertation is consist of two parts : ( 1 ) the applicability study for the method of sand bedding pre - elevating and step water - filling pre - compressing, including numerical analyses for the thickness of sand bedding, the consolidation, settlement and stability of foundation, drainage, possibility of foundation liquefaction under seismic loading, et al. ( 2 ) monitoring at construction stage and checking the effect of foundation treatment, including the measurements of the settlement velocity and non - uniform settlement of ring beam under the tank, pore pressures and horizontal displacements in foundation, the pressure distribution at the bottom of oil tank and the strength increase of soils
通過多種技術方案比較,最終選擇了技術先進的砂墊層預抬高分級充水預壓法,論文工作主要由以下兩部分組成: ( 1 )砂墊層預抬高分級充水預壓法的適用性研究,其中包括砂墊層厚度、地基沉降與固結度、地基穩定性、降水、地震作用下砂土液化的可能性等方面的計算分析; ( 2 )施工監測與地基處理效果檢驗,其中包括油罐環梁基礎沉降速率與不均勻沉降程度、各分級充水加載階段地基超靜孔壓與深層水平位移、油罐底板壓力分佈及地基土強度增長等方面的實測與數據分析。Taking dayaowan project as an example, this paper discusses the applicable scope, construction technology and reinforcement effect of ground improvement methods including preloading, vibroflotation and dynamic consolidation
摘要以大窯灣實際工程為背景,對堆載預壓法、強夯法、振沖加強夯法和強夯置換法的適用范圍、施工工藝和加固效果進行了研究。Based on the former research, several works in this paper is listed as follow, which is studied by experiment research, theoretical analysis and numerical calculate : firstly, based on local observation and laboratory experiment result, consolidation mechanism of vacuum - surcharge preloading is analyzed form typical mechanics and microstructure seepage factor. a great deal of observed dada is employed to analyze the deformation characteristics of soil after being treated and variation law of pore water pressure
本文在前人工作的基礎上,通過試驗研究、理論分析、數值計算等手段主要進行了以下幾方面地工作: ( )分析了大量現場觀測成果及室內外試驗資料,從經典力學和微觀滲流兩個角度解釋了塑料板排水真空-堆載聯合預壓法加固軟基機理,總結了該法加固的土體變形特點、孔隙水壓力變化規律。Secondly, the shape of reinforcement area which have a great influence upon the effect is discussed here, effective embedding depth of plastic drain board and the applying conditions for prefabricated drain preloading method are researched. combined with practice project, a new unloading criterion is proposed
( )根據實測資料,討論了加固區形狀對加固效果的影響;對塑料板排水預壓法適用的場地、土質條件以及塑料排水板的有效打設深度進行了探討;提出了該法卸載條件的計算方法,並結合實踐工程進行了驗證。That is, the partially penetrating sand drain ground is viewed as the double - layered ground, and its consolidation is analyzed with 1 - d consolidation theory, through the transformation from 3 - d consolidation to 1 - d consolidation in the region of sand drain. this can overcome the disadvantage that the excess pore water is discontinuous between the region of sand drain and under - lying soft layer. to the double - layered ground, based on the consolidation mechanism under surcharge, the excess pore water pressure calculation formula is deduced under the condition of multilevel equably loading or unloading, which perfects the consolidation theory
然後,在充分考慮豎井區井阻、塗抹作用以及土體結構損傷破壞對固結影響的基礎上,將未打穿豎井地基合理地轉化為雙層地基,按一維固結理論計算,克服了傳統固結計算方法在豎井處理區與下臥層交界面處存在孔壓間斷的缺點;在此基礎上,從超載預壓法的基本原理出發,分析了雙層地基超載預壓固結、沉降機理,推導了多級等速加、卸載情況下雙層地基的固結計算公式,進一步完善了雙層地基固結理論。This will provide a basis for the design of high - speed railway subgrade over soft soil
為真空聯合堆載預壓法在高速鐵路深厚軟土路基上的設計和應用提供了依據。Theory and applicable condition of soft clay foundation consolidated by vacuum precompressed method
真空預壓法加固軟粘土地基的理論與適用條件The application of preloading method of vacuum - stack in the construction of soft soil ground
真空聯合堆載預壓法在軟土地基施工中的應用The application of preloading method combing vacuum with stack - load to the consolidation of soft clay
真空聯合堆載預壓法加固軟土地基的應用Evaluation and analysis on reinforcing soft clay foundation by preloading method with accumulating load
堆載預壓法加固軟基效果評價與測試分析This paper introduces in detail the mechanism of consolidation in the preloading method combining vacuum with stack - load, and puts forward the calculating model
本文較為詳細的介紹了真空聯合堆載預壓法的加固機理,提出了真空聯合堆載預壓法的穩定計算模型。After analyzing the 5011 properties and treatment technologies in different wharf areas, it is suggested that the vaccum preloading method and dynamic compaction method are used to treat the soft foundation
結合土質特點等因素,分區進行不同工藝的分析,建議真空預壓法和強夯法進行地基處理。分享友人