系統樁法 的英文怎麼說
中文拼音 [xìtǒngzhuāngfǎ]
系統樁法
英文
toggle system-
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。In this paper, a new method of predicting the limit load of mixing method, based on the gm ( 1, 1 ) model and residual error gm ( 1, 1 ) model in the grey system theory is presented
本文根據灰色系統理論中的預測模型和殘差模型,提出一種預測水泥土攪拌樁極限承載力的方法。We can say that it can develop the usage of soil nailing wall fill the rank of piles disadvantage a bright future of developing and using. the development, application, advantage and disadvantage about the " prestress anchor ribbed beam support system " is introduced in chapter 1 : it " s supporting mechanism and structural feature is introduced and compared with the soil nailing walls and un - embedded rank of piles in chapter 2 ; design and computer steps and more details about the design methods of the support system are introduced in chapter 3 ; the two important parts named draperies and anchors are introduced on their construction technology in chapter 4 ; three foundation trenches " instances with different depth in different soil are showed in the last chapter 5
本文在第一章概論部分介紹了「預應力錨桿肋梁支護結構」的發展、應用和優缺點;第二章分析其支護機理、結構特點,並與土釘墻和無嵌入排樁多錨支護進行了結構受力對比分析;第三章介紹該支護結構的設計計算方法步驟,詳細介紹了支護結構各部分的設計方法;第四章介紹預應力錨桿肋梁支護系統最重要的兩個部分:帷幕和錨桿的施工技術;第五章介紹了不同土層不同深度的有代表性的三個基坑工程實例。In accordance with the construction of xi ' ning - huangyuan first class highway and machangyuan - ping ' an high - speed highway, based on a good deal of investigation, this paper studies the geologic character and the main physical mechanics of the collapsibility loess in qinghai. this paper also studies the foundation treatment effect with dynamic consolidation, impact rolling, lime pile and lime - soil cushion. to dynamic consolidation, much attention is given to the relationship between the ramming energy and the effective depth
本文結合西湟一級公路、馬平高速公路建設,對青海地區濕陷性黃土進行了大量勘探調查,總結研究了青海地區濕陷性黃土的地質結構特點、主要的物理力學性質及其規律;並通過現場試驗,系統地研究了強夯、沖擊碾壓、灰土擠密樁和灰土換填等地基處理方法的施工工藝及處理效果。Abstract : the paper is based on the working particle for sever al bridges in the construction of w8 section of sheng - yan railway project. it sy stematicaly instructs the construction method of bore - hole filling pile in the rock area with under - earth mined - out layer
文摘:筆者以神延鐵路w8標段多座橋梁工程實踐為基礎,系統介紹了有地下采空層的巖石地區鉆孔灌注樁施工的方法A good many case of approaching excavation are studied in this article, such as the study of infection of be coal mining to the huayingshan tunnel, technology study of strucked tunnels of metro in shenzhen, countermeasure study of tunnel approaching pile foundation of metro in guangzhou, excavation methods optimized of large cross section subaqueous tunnel approaching pile foundation of lrt in chongqing, etc. on the basic of analysing and concluding relative study production all over the the world by the numbers, classification of approaching excavation, partition of approach zone, formula of partition of approaching zone, approach degree and countermeasure grade of generalized approaching excavation of underground works are put forward. general methods studying and trea
本文結合作者多年來對華鎣山隧道減少壓煤量研究、深圳地鐵重疊隧道第11頁西南交通大學博士研究主學位論文技術研究、廣州地鐵公紀區間廣紡聯段鄰樁施工對策研究和重慶輕軌大坪大斷面車站鄰近基礎淺埋暗挖工法優化分析等諸多近接施工問題案例的研究,在系統分析和歸納總結國內外相關研究成果的基礎上,系統地提出了廣義的地下工程近接施工的分類、分區、分區指標表達式、近接度與對策等級概念以及分區、分度準則,給出了研究和解決近接施工問題的普遍方法,如數值分析先行,模型試驗、現場測試驗證等。Self - balanced testing method was performed to several piles of three bridges and the conventional anchored pile method to another respectively
其中三座大橋的樁基試驗採用了自平衡試樁法,另一座大橋的樁基試驗採用的是傳統的錨樁? ?反力梁體系。In this paper, combined with the research project " study on the design, construction and quality monitoring of foundations in karst and mined - out regions along tanshao highway " financed by the department of communication of hunan province, a deep analysis has been made to find out the factors influencing the safe thickness of bearing stratum under the pile tip in karst region. three simplified models are set up to calculate the safe thickness, from which empirical calculation formulas are deduced. and a few important conclusions drawn from the discussion can be used to guide engineering practice, which are also valuable materials for the revision of current criterions later
本文結合湖南省交通廳「潭邵高速公路巖溶及采空區路、橋基礎設計施工與質量監控方法研究」研究課題,以潭邵高速公路為工程依託,通過深入分析巖溶區基樁樁端持力層安全厚度的影響因素,提出了樁端持力層安全厚度計算的三類簡化模型,以此為基礎,推導出了樁端持力層厚度計算公式,並通過討論得到了可用於指導工程實踐的幾點重要結論,可供今後規范的修改參考;本文針對巖溶地區的特殊情況,提出了巖溶區樁基設計方法及具體設計步驟,並借鑒國內外巖溶區樁基的成功經驗,提出了巖溶區樁基設計處理幾種特殊方法,可供同類工程借鑒;另外,本文通過具體的工程實踐,系統總結了巖溶區樁基施工技術及常遇問題的處理方法。So the research of new technologies of sft has become an imminent task. in this paper a new consolidation system named gsps ( geogrid stone pile system ) is advanced, which is a generic term of the three treatments of geogrid stone piles, sand underlay and ribbed base
本文提出gsps軟基加固系統的處理方案,所謂gsps ( geogridstonepilesystem )軟基加固系統即是對土工格柵碎石樁,砂墊層和加筋路堤三種方法聯合處理軟土地基的總稱。Solid astra luoyang fire of anti - corrosion materials engineering limited, founded in 1993, is the collection of china ' s famous anti - corrosion materials research and production and fire at the scene for the construction of an integrated enterprise, in addition to fire anti - corrosion coating production, but also professional cathodic protection system for the production of various sacrificial anode and supporting materials, products including magnesium - based, zinc - based, aluminum sacrificial anodes, with magnesium, magnesium rod, with zinc, titanium / mixed metal oxide anode zone, a titanium, astm265, high silicon anode cast iron, steel or cement testing poles, various reference electrode welding mode and flux, mandatory current cathodic protection act by magnetic saturation potentiostatic yee
洛陽固雅特種防腐防火材料工程有限公司成立於1993年,是國內著名的集防腐防火材料科研生產和現場施工為一體的綜合性企業,除生產防腐防火塗料外,還專業生產陰極保護系統所需的各種犧牲陽極和輔助材料,產品包括鎂基、鋅基、鋁基犧牲陽極、鎂帶、鎂棒、鋅帶、鈦/混合金屬氧化物陽極帶、一級鈦、 astm265 ,高硅鑄鐵陽極、鋼制或水泥測試樁,各類參比電極、焊模和焊劑,強制電流法陰極保護用磁飽和恆電位儀等。System simulation method for optimum design of piled rafts
樁筏基礎的系統模擬法優化設計研究Firstly unified load - settlement solution of single barrette pile based on bilinear load transfer function is developed in this paper. with the aid of the solution, the barrette behaviour is analyzed preliminarily
本文首先採用荷載傳遞函數法推導出了雙線性荷載傳遞函數下的單樁荷載沉降關系統一解,並利用此解對壁板樁的承載特性進行了初步分析。With the consideration of the vertical wave effect of soil and soil - pile interaction, an approximate analytical solution to vertical vibration of pile system with variable impedance in visco - elastic layered soil is developed. a simplified and practical mathematical model for interaction between soil layers is proposed, and its applicability is theoretically investigated. based on this model and by using laplace transforms and the transmit property of impedance function, the analytical expression of the impedance function and solutions of the displacement and velocity response function in frequency domain and in time domain at the pile head are derived
4 、從三維軸對稱土模型出發,對考慮樁土耦合作用、土層層間聯系以及樁周土豎向應力梯度變化條件下的成層粘彈性土中完整樁及變阻抗樁系統縱向振動問題進行了研究,提出了成層土中變阻抗樁系統縱向振動問題的近似解析解法和樁周土層層間相互作用的簡化而實用的數學模型,並利用拉氏變換和阻抗函數的傳遞性,獲得了成層土中任意段變阻抗樁樁頂阻抗函數的解析表達式,以及樁頂速度導納和時域速度響應解析解和半解析解。The behind schedule theories research obstructs the ccsn ' s further development. on the soil nailing and compound soil nailing research foundation, according to ccsn present research condition and the engineering effective demand, the stability of ccsn is studied systematically by methods of theories research, orthogonal experiment research and case research. some beneficial results of the ccsn ' s mechanism and behaviors are gotten and the analysis model and method of ccsn ' s stability are established
在前人對土釘及復合土釘研究基礎上,根據目前錨管樁復合土釘支護的研究現狀和工程實際需要,採用理論研究、正交試驗研究、工程實例研究相結合的方法,對錨管樁復合土釘支護穩定性進行了系統全面的分析和研究,得到了錨管樁復合土釘支護機理及性狀的一些有益成果,建立了錨管樁復合土釘支護穩定性分析模型與方法。Power bond graph is used to established the bond graph model of the lifting and dropping of hydraulic pile hammer and state space equation in the paper for hydraulic pile hammer is perplexing nonlinear system. in order to attain the graph that pressure, position, velocity, acceleration vary with time in the course of driving pile simulation procedure solving state space equation is designed on the basis of combining four - order runge - kutta method with predicator - corrector method, dynamic simulation of the hydraulic system is studied in matlab 6. 5. it is convenient to analyse dynamic characteristics of the hydraulic syste m, beneficial to the design and parameter optimization of the hydraulic system. in the final part of the paper, under detailed analysis of the control characteristics for double - acting hydraulic pile hammer with double cylinders, control system based on the programmable logic controllers founded on technology of modern compute is designed
由於液壓打樁錘液壓系統是一個復雜的非線性系統,本文採用功率鍵合圖法建立液壓打樁錘上行、下降的鍵合圖模型和狀態空間方程,通過四階龍格?庫塔法和預估?校正法相結合編制了模擬程序對狀態空間方程求解,在matlab6 . 5中進行液壓系統的動態模擬,獲得液壓打樁錘運動過程中壓力、位移、速度、加速度等隨時間變化的曲線圖。此曲線圖方便了對液壓系統動態特性分析,為液壓系統的設計和參數優化提供了有益的借鑒。最後,在深入分析雙缸雙作用液壓打樁錘控制系統的功能要求后,採用了以現代計算機技術為基礎的新型工業控制裝置? plc可編程式控制制器,設計出了雙缸雙作用液壓打樁錘的電器控制系統。Therefore, study on dynamic properties of cement mixed pile foundations and the soil structure interaction during earthquakes is of great theoretical and practical importance in seismic design. this dissertation studies the static and dynamic properties of cemented composite foundations systematically through tests and parameters of duncan - chang model and hardin - drnevich model are generalized. the seismic acceleration is conversed and used as input acceleration through nonlinear method
本文通過試驗系統地研究了水泥攪拌樁復合地基的靜力和動力特性,得到了復合地基的靜力duncan ? chang模型參數和hardin ? drevich非線性彈性動力模型參數,採用非線性方法對地震加速度進行了反演並將之作為基巖輸入加速度。Firstly, behavior and destroying mechanism of pile under inclined loads are systematically discussed based on summary of research on pile under inclined loads home and abroad, and then a power series solution for displacement and stress calculation of pile under inclined loads in layered soils is presented. based on the solution, the calculation of soil reaction force at the flank and bottom of piles, vertical and horizontal displacement of piles and maximal bending moment of piles is concluded
本文首先系統地回顧了國內外傾斜荷載樁研究工作,在此基礎上詳細討論了傾斜荷載下基樁的受力特性和破壞機理,從而導出了處于成層地基中的傾斜荷載樁的內力及位移分析的冪級數解,並以冪級數解的分析結果進一步導出了樁側及樁端土體抗力、樁身豎向及水平位移、樁身最大彎矩的計算方法。What ’ s more, it is effective way to study the negative friction, the side friction of pile - soil, because its o - cell can be placed any part of the pile. but self - balanced testing method is incapable of acquiring the conventional load - settlement curve, q - s curve, several transformation method have been developed
但是,自平衡試樁法不能直接得出傳統的荷載? ?沉降關系,由此方法得到的兩條q ~ s曲線,必須將其轉換為傳統加載的q ~ s曲線后才能分析試樁的沉降量。Linking with the research called " design theory and construction technical study of the chemical churning pile composite foundation and its project application " in guilin, guangxi province, the bearing properties of the chemical churning pile and its vertical bearing capacity calculation are fully discussed through the theoretical and practical analysis
本文結合廣西桂林「經貿廣場」工程,通過理論分析、實際工程應用及現場測試分析,對旋噴樁復合地基的承載機理及其設計計算方法與施工技術進行較系統的探討。Based on neural network theory, it takes pressure of upper cavity as secondary variable and punching power as primary variable to build model of soft sensing. thus punching power can be predicted using system pressure because of their functional relation. this type of measurement technology provides a new method to parameters measurement which is n ' t easy to got directly
以液壓缸上腔壓力為輔助變量,樁錘下打力為主導變量,利用函數型神經網路理論建立了兩者之間的軟測量模型,找到了液壓系統油液壓力和樁錘下打力之間的函數關系,從而為獲取不易直接測量參數提供一種新方法。分享友人