bearing pressure of foundation 中文意思是什麼

bearing pressure of foundation 解釋
地基承壓力
  • bearing : n 1 忍耐，忍受。2 態度，舉止，風采，姿態。3 關系，影響，方面，聯系 （on; upon）; 意義。4 〈常 pl ...
  • pressure : n 1 壓；按；擠；榨。2 【物理學】壓力，壓強；大氣壓力；電壓。3 精神壓力，政治[經濟、輿論等]壓力。4...
  • of : OF ＝Old French 古法語。
  • foundation : n 1 建設，創設，創立。2 基礎，根本；根據；地基，地腳。3 基金；捐款；用捐款創辦的事業；慈善機關；...
  1. Pressure - bearing capacity of spread foundation with reinforced aeolian sand

    南京地鐵軟流塑地層淺埋暗挖法施工技術的探討
  2. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後，對巖土工程領域至今尚未解決，甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討，提出了考慮地基變形的地基承載力上程計算方法；對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎（空間問題）的承載力界限荷載p _ （ 1 / 4 ） ，並與國內外土力學專著及地基基礎設計規范中的條形基礎（平面問題）的界限荷載p _ （ 1 / 4 ） ，進行了對比，從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況；根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作，本文以截頭錐模型模擬地基，對地基（巖基）承載力的動測法進行了研究，為各類地基（包括巖基） ，匯總了動力分析和檢測川的參數：針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題，從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論；本文作者根據多年現場載荷試驗的工程實踐，對深井荷試驗裝置的核心部分? ?反力裝置，設計了側壁支撐反力加載系統，該加載系統具有實用、簡便、穩定及安個等優點。
  3. Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied

    在此基礎上深入探討了旋噴樁的樁土受力特性及其復合地基的加固機理，從影響旋噴樁復合地基豎向承載力的因素入手，基於圓孔擴張理論給出了樁體豎向應力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿液、噴射壓力選取、噴射直徑估算、樁長及樁位設計等各種計算參數的深入分析和研究，提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析，深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應力比及復合地基壓縮模量的確定，並提出相應的設計方法和修正參數;此外，結合工程應用，對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。
  4. The characteristics of high pressure gyratory sprayed pumping discusses is presented, which is applicable in wide range of scope and ground layers, convenient for construction, long durability, wide source of materials. mechanism for subgrade strengthening : complex foundation of cement solid and earth between piles was formed by pulsant load of flowing pressure and spraying flow, water wallop, cavitation phenomenon, water wedge effect, extrusion force and air flow agitation etc so as to enhance foundation bearing force and reduce settlement and deformation

    高壓旋噴注漿技術具有適用范圍、適用地層較廣，施工方便，耐久性好，材料廣闊等特點；其加固地基機理主要是通過流動壓、噴射流的脈動負荷、水塊的沖擊力、空穴現象、水楔效應、擠壓力、氣流攪動等效應形成水泥固結體與樁間土的復合地基，從而提高地基承載力，減少沉降變形。
  5. This task will be foundation to develop a new type hydrostatic transmission piston pumps with high efficiency, long life, high pressure and high speed, which combined the item of nature science fund of zhejiang province, tribology study on sealing, hydrostatic support and piston on hydrostatic transmission piston pump. in this paper, a new design idea of the ball friction coupling based on hydrostatic bearing was given, and analysis was carried out to the static state properties and the dynamic properties of the oil - film of this friction pair

    本課題是結合浙江省自然科學基金項目「靜壓傳動柱塞泵的密封、靜壓支承和柱塞的摩擦學研究」 （ 501073 ） ，為研發高效率、長壽命、高速、高壓靜壓傳動柱塞泵提供一定的理論基礎，著重研究了滑靴副和球鉸副的動靜態特性，提出了基於靜壓支承的球鉸副設計原理。
  6. Analysis of calculation methods for bearing capacity and settlement of high - pressure chemical churning pile composite foundation

    高壓旋噴樁復合地基承載力與沉降計算方法分析
  7. Jet grouting is a foundation treatment method that a high - velocity grout, which is forced under high pressure out of a nozzle, cuts into the soil to form a cylindrical soil - cement solidification, and with the result of that the bearing capacity of the foundation is enhanced and the settlement and the differential settlement are reduced. this process is widely used in constructional engineering, highway bridge, coal mine and railway bed

    旋噴注漿法可在地層深處將水泥漿液等以高壓旋轉沖切土體，形成水泥土圓柱加固體，構成旋噴樁復合地基，以達到加固地基，提高承載力和減少建築物的沉降和不均勻沉降的目的，在我國建築工程、公路橋梁、煤礦和鐵路路基等建設工程中應用極為廣泛。
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