樁載荷試驗 的英文怎麼說
中文拼音 [zhuāngzǎihéshìyàn]
樁載荷試驗
英文
pile loading test- 樁 : Ⅰ名詞(樁子) pile; pole; stake Ⅱ量詞(用於事情)
- 載 : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
- 荷 : 荷名詞(蓮) lotus
- 試 : 名詞(古代占卜用的器具) astrolabe
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
- 試驗 : trial; experiment; test
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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。Directed against the problem on confirming vertical bearing capacity of large diameter cast - in - place pile in the west of coteau area of yunnan province, the paper, analyses the influence degree of the variety of soil physics and mechanics property in area geology condition on bearing capacity of pile foundation, through 5 piles " loading test ; the influence degree of construction technics on bearing capacity of pile foundation under the influence of every exterior factors ; the influence degree of grouting injection around the pile shaft on bearing capacity of pile foundation
本文針對滇西山區大直徑灌注樁豎向承載力確定存在的問題,進行了5根試樁的靜載荷試驗,分析了區域地質條件下土的物理、力學性質的變化對橋梁樁基承載力的影響程度;地下水對樁承載力的影響程度;各種外部因素影響下,樁的施工工藝對樁承載力的影響程度;通過在樁體周圍土中注漿對樁承載力的影響程度。Nowadays, the ways to detect the piles are various, and all of them are limited in some aspects. for instance, coring test do large scathe on the piles, and static load test will waste much time, money and energy, while some ways are hard to operate as the limitation of the length and the diameter of the piles, and the special condition on the spots, such as high - strain, low - strain, and so on. furthermore, the result can only be gained under the complex analysis of the collected wave, and under the validation of the coring test
目前,工程中常用的樁基檢測方法很多,但都存在著一些弊端:有的對樁破壞性嚴重,例如抽芯檢測;有的耗時、耗財、耗力,例如靜載荷試驗;還有的如低應變、高應變等檢測技術由於受到樁長、樁徑以及現場一些特殊情況的限制,操作很不方便,而且採集到的波形要經過比較復雜的處理分析方能得出結論,而這個結論卻還要輔助取芯手段加以驗證。The collapsible loess is often met during the construction of the high - grade highway in the loess area, and the main failure is the uneven subsidence of the roadbed and the culvert, which affects the safe usage of the roadbed and the culvert, etc. directed against this, based on the chankou - lanzhou freeway construction, the paper analyzes the application of the composite ground formed by lime - soil pile under the bridge and designs the project, discusses the rules of the contact pressure, the stress ratio of the pile and the soil, compares the p - s curves of one pile, the composite ground formed by one pile and the composite ground formed by two piles based on the in - situ plate loading test, evaluates the bearing capacity of the composite ground of the project
黃土地區的高等級公路建設中經常遇到濕陷性黃土問題,其病害類型主要是地基土受水浸濕后引起路基、橋臺、涵洞等的不均勻沉降,直接影響路基、構造物等的正常使用。針對此問題,本文依託甘肅讒口至蘭州柳溝河高速公路建設工程,對橋基灰土樁復合地基應用的可行性進行了深入分析,根據具體工程進行了合理的設計與計算,並配合現場靜載荷試驗及壓力盒實測數據,探討了基底應力分佈規律,樁土應力比,變形模量的變化關系,對比分析了單樁、單樁復合和雙樁復合的p ? s關系,對橋基灰土樁復合地基承載力進行了整體評價。According to elasto - plasticity theory, with the help of finite - method program ansys, the paper undertakes the computer analogue tests about the bearing capacity of pile tip arranged by orthogonal principle, and attains the relations of pile - tip bearing capacity to embedment depth, pile diameter, cohesion, internal friction angle and modulus of deformation. by the means of mathematical statistic, regression equation of the ultimate bearing capacity calculated by finite element method is gained through the regression analysis of 81 group data from the computer analogue tests. by comparison and analysis of the values calculated by finite - element regression equation and the values of in situ loading test, the regression equation is gained which calculates the size effect for base resistance of large diameter pile
根據彈塑性理論,運用大型有限元軟體ansys按正交設計理論對樁端承載力進行模擬計算,獲得樁端承載力與樁長(埋置深度) 、樁徑、粘聚力、內摩擦角及變形模量等主要影響因素的關系,並採用數理統計方法,對81組ansys模擬試驗結果數據進行回歸分析,得到有限元法確定樁端極限承載力的回歸公式,並將有限元法回歸公式計算值與現場小壓板載荷試驗值進行比較分析,得到大直徑樁端阻的尺寸效應系數計算公式。In this section the author analyses the rules of the pile ultimate tip resistance and the shaft friction resistance distribution and their exertion of cast - in - place socketed piles instrumented with strainometers in soft muddy rock. the second aspect of the paper is the analysis on the current rock pile vertical bearing capacity in the four standards gb50007 - 2002, tb 10002. 5 - 99, jtj024 - 85 and jgj94 - 94, then the design method with correlated formula of socketed piles in xigeda - mudstone is given. at the end of this paper, based on the research of pressure grouting technique in recent years, and combined with in - site test result, this paper puts forward the design and calculation method to grouted pile in xigeda - mudstone and the principle of choosing grouting parameters, which provid es experiences for applying this technique and further studying
本論文結合省級科研項目「西攀高速公路昔格達組泥巖層中鉆孔樁提高承載力的研究」 ,所做的研究工作主要在以下三個方面:一是根據8根樁身內埋設量測元件試樁的單樁豎向靜載荷試驗資料,分析了各試驗樁特別是常規沖孔灌注嵌巖樁在昔格達泥巖中的軸向力、側摩阻和樁端阻力的分佈和發揮規律;二是在討論現行規范對嵌巖樁承載力的計算公式的基礎上,探討了在昔格達泥巖層中的沖孔灌注嵌巖樁的側摩阻和端阻的計算方法,並推薦了相應的計算公式;最後,在吸取近年來對灌注樁后注漿技術研究成果的基礎上,結合現場試驗研究結果,分析了該項技術在昔格達巖層中的應用效果,提出了相應的參數選取,從而為壓力灌漿技術的工程應用和進一步研究提供經驗,並為今後在該地層中合理選用樁型以及指導施工提供了依據。Based on the results of vertical static loading test and stress test for longhole bored pile in loess foundation, by analysing the transferring law of axial force and the action of lateral friction resistance and bottom resistance, the paper discusses the influences of two types of holing technology on bearing capacity behavior
本文通過黃土地基中旋挖鉆孔灌注長樁和泥漿護壁鉆孔灌注長樁靜載荷試驗和樁身應力的測試,分析了黃土地基中兩種成孔工藝鉆孔灌注長樁樁身軸力的傳遞規律、樁側阻力及樁端阻力的發揮性狀,探討了兩種成孔工藝對鉆孔灌注長樁承載力的影響。Based on the static loading test and stress testing of piles in situ of the project " taiyuan second long - distance telegraphic hinge ", some researches below have been conducted in this paper. the paper consists of the following two parts : the comparisons of load transfer feature of the resistance among the four types of piles ( that is, the normal cast - in - situ pile, the cast - in - situ pile with post - pressure grouting, the cast - in - situ pile with expanded - base, the cast - in - situ pile with expanded - base and post - pressure grouting ), the bearing capacity of piles affected respectively by the two types of construction technique
本文結合某工程的樁基現場靜載荷試驗和樁身應力測試試驗,對比、研究了同一場地中相同樁長的普通灌注直樁、后注漿灌注直樁、擴底灌注樁和擴底后注漿灌注樁四種樁型的承載力特性、樁身軸力和樁側摩阻力的分佈特性,闡述了擴底后注漿樁的樁身軸力傳遞規律和側阻力發揮性狀,分析了擴底、后注漿兩種施工工藝對試樁單樁承載力的影響。The computation methods of hearing capacity of binary pile composite subgrades arc analyzed roundly ; and some wrong laying methods of load test board are pointed out ; at the same time, some methods of load test are put forward for binary pile composite subgrades
摘要對兩種樁型所構成的元樁復合地基的設計計算方法進行了全面的對比分析,指出了一些錯誤的荷載板放置方式,提出了二元樁復合地基的一些載荷試驗檢測方法。By comparing the results obtained from the above solutions with these obtained from available theories for pile settlement and from field static load test of pile, the reasonability and practical value of the developed theoretical solutions were declared and verified
通過與現有單樁沉降計算理論的對比和對實際單樁靜力載荷試驗結果的分析與比較,論證了本文理論解的合理性及應用價值。The paper is concentrate on bearing behavior and working mechanism of composite foundation with rigid piles by experimental research > theoretical analysis and related discussion according to data of static loading test and settlement observation for composite foundation with rigid piles in practice engineering
本文通過實驗研究、理論分析及相關討論,根據實際工程中剛性樁復合地基靜力載荷試驗及沉降觀測數據,對剛性樁復合地基的性狀和工作原理進行了研究。The results reached are compared and discussed. the ways and means that are presented by schmertmann and the steel pipe society of japan of making certain of the bearing capacity of a single pile through the knocks of spt are verified. finally some views and suggestions of authors are arrived at
對豎向荷載作用下,單樁的承載力理論、承載力的確定方法進行了一些歸納和總結,並結合一實際打樁(小直徑預制樁)工程對幾個典型的單樁豎向承載力計算公式進行驗證,並與能夠代表真實值的靜力載荷試驗結果對照,分析特定條件下各計算方法的精度及其局限性。Referring to the current study of cast - in - situ piles with expanded branches and plates and methods of pile foundation analysis, the paper makes a thorough research on the bearing and deformation behavior of vertically loaded piles with expanded branches and plates
本文基於已有的擠擴支盤樁研究成果及樁基荷載傳遞理論,通過現場載荷試驗、荷載傳遞法和有限單元法,對豎向荷載作用下擠擴支盤樁單樁和群樁的承載變形特性分別進行了研究。Based on the static pile testing, the analysis of load transfer and settlement and a new means to reach the bearing capacity of piles are reported in this paper
在現場的樁基垂直靜載荷試驗基礎上,進行荷載傳遞機理分析和沉降變形的階段性劃分,探討了確定單樁豎向承載力的新方法,為工程合理、充分地利用承載力提供參考。Static load test of pile
原位測試單樁豎向靜載荷試驗Three squeezed branch piles are tested in collapsible boss foundation after prewetting processing
摘要通過對濕陷性黃土中的3根擠擴支盤樁進行預浸水靜載荷試驗。The comparative tests of compaction - under reamed bored piles and column bored piles at same sites separately in jiaxing and huzhou city of province zhejiang were studied through self balanced method
本文在採用自平衡法靜載荷試驗的基礎上,分別對浙江嘉興和湖州兩個工程中的同一場地擠擴支盤灌注樁與普通直孔灌注樁進行對比試驗研究。As the formation of theory system of composite foundation and the development of the reliability on the composite foundation, it makes engineering design more reliable, economical and safe in using the reliability theory on the composite foundation
摘要從邯鄲地區粉噴樁復合地基的工程實際出發,對部分工程的有關單樁及地基土進行了靜載荷試驗,基於這些試驗資料,進行了樁體極限強度及地基土極限承載力的概型分佈統計。Based on the theoretical solutions developed herein, not only q - s curve but also s - log ( t ) curve obtained from field static load test of pile can be simulated. this overcomes the shortcoming involved with available relevant theory for pile settlement that no time effect can be taken into consideration, and thus makes the theory for pile settlement more perfect
利用本文的理論解不但可以較好地模擬單樁在工作荷載下的q - s曲線,而且可以模擬單樁靜載荷試驗的s - logt曲線,從而克服了以往相關理論難以考慮單樁沉降的時間效應的不足,豐富和完善了單樁沉降計算理論。Based on plate loading test in - situ, the method of geddes " formula, finite element method and the relative theory of method of code, the paper makes a thorough study on the bearing capacity and settlement of vertically loading cast - in - situ piles with expanded branches and plates, and the major results are as follows : ( 1 ) based on the results of plate loading test in - situ, the single pile settlement behavior is analyzed. it is pointed out that its load - settlement ( q - s ) curve as tardy deformation
本文結合現場靜載荷試驗、 geddes公式法、有限元法和《規范》法中的有關理論,對擠擴支盤樁在豎向荷載作用下的承載力及沉降進行了研究,主要表現在以下幾方面: ( 1 )在現場靜載荷試驗結果的基礎上,分析了擠擴支盤樁單樁沉降特徵,指出其荷載沉降( q s )曲線為緩變形。分享友人