試樁工程 的英文怎麼說
中文拼音 [shìzhuānggōngchéng]
試樁工程
英文
driving analysis test on piles-
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。This paper describes the principle and method for testing pile bottom force - hearing layer and pile body force - bearing declivity, deals with results of standard component test and inclined model pile test under the condition of inclination, and also gives some practical examples of engineeing application
摘要闡述了樁底持力層與樁身傾斜度測試原理及方法,列舉了傾斜情況下的標準件試驗及傾斜模型樁試驗結果與工程應用實例。In the process of work, according to complex geological conditions such as huge thick soft clay in site and top surface of possible pile foundation supporting course fluctuating in large amplitude, we adopted many advanced exploratory methods ( just as high accuracy exploration of shallow earthquake, crosshole wave velocity test, vane shear test, pressuremeter test, etc. ), we found out that there is an ancient groove of yangzi river in former plant site, therefore we suggested in time that plant site should properly be moved eastwardly, only this item saved nearly about 50 million for pile foundation project cost
在工作過程,根據廠址區軟粘土厚度大、可能作為樁基持力層頂面起伏變化大等復雜地質條件,採取了多種先進的勘探手段(如高精度淺層地震勘探、跨孔波速試驗、十字板剪切試驗、旁壓試驗等) ,查明了原廠址區存在一個長江古凹槽,並及時建議廠址適當東移,僅次一項就節省樁基工程費用近5000萬元。The modified pdr method is used to design a practical projects. although the calculated average displacement of the building is less than the actual measurement. it is acceptable
對某工程實例進行了現場試驗,測試了基底壓力和樁頂反力,並對該工程作了沉降觀測。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。Secondly, we recommend the practical experiment of cast - in - place piles, including field solid and liquid qualification, experiment purpose, experiment project, experiment equipment, experiment process and the notice of experiment. thirdly, we processed and analyzed experimental daters, studied the rule of strength transferring, and studied the rule of strength transferring of check resistance and side of peg rub resistance, contrasting with common re - draw peg. at last, we advance some unfathomed problem and prospect foreground of cast - in - place piles
本文首先對支盤樁的基本原理進行了闡述,對其施工過程以及成型過程進行了描述;然後對本次抗拔支盤樁現場試驗進行了介紹,包括試驗現場地質水文條件,試驗目的、試驗方案、試驗設備以及試驗過程,並對試驗注意事項進行了歸納總結;分析了支盤裝原位抗拔,研究了樁身軸力傳遞規律以及支盤阻力和樁側摩阻力的荷載傳遞規律,並與普通抗拔樁進行了相關對比;最後,本文提出了本次試驗尚未解決的一些問題,並對支盤樁的前景進行了展望。The technique of cement power - sprayed piles is one of improving soft - soil roadbed technology presently. combining with the construction and field tests of nanjing - qidong railway, some research of using cement power - sprayed piles to improve soft - soil roadbed was conducted and the research includes several aspects below : 1. the authour first introduces the formation. distribution, physical mechancial behaviour and engineering characteristic of soft soil, and clarifies the necessity of improving soft - soil roadbed
本文結合寧啟鐵路工程的水泥粉體噴攪樁(簡稱粉噴樁)復合地基的現場施工及試驗,對粉噴樁加固軟土路基作了研究,具體研究內容包括以下幾方面: 1作者首先介紹了軟土的成因和分佈,軟土的物理力學以及工程性質,闡明了軟土加固處理的必要性及目前軟土路基加固處理的方法。In this thesis, the technological way that prevent the anchorage pile and the concrete of anti - force beam from crazing, and the technological application of ultrasonic determine apparatus to detecting are introduced during engineering of trial pile by inducting prestressed technology to anchorage pile and anti - force frame
論文還介紹了在試驗樁工程中,通過預應力技術引入錨樁及反力梁系統,防止錨樁和反力梁混凝土開裂的技術途徑,和超聲波側壁測定儀檢測技術的應用。In combination with the work of < the design and technical construction rules of flexible dolphin pier in port engineering > of designing institute of water transport of transport, the data of some typical experiments of domestic and international pile foundation were analysed emphatically. through comparion of the relation of p - y curves between single pile and pile group under lateral loading and lateral reciprocating loading, the experience formula of p - y curve of single pile under reciprocating loading role is put forward
本文結合中交水運規劃設計院《港口工程柔性靠船墩設計與施工技術規程》的編制工作,著重分析了國內外幾組典型的試樁資料,通過對比水平靜載單樁、群樁和往復荷載單樁p ? y曲線的關系,提出了往復荷載作用下的單樁p ? y曲線的經驗公式。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。To discuss the feasibility of applying this technique into the practice of engineering, this paper references the real project of the running tunnel from great showplace to scientific house in shenzhen metro, uses the geotechnical centrifuge of southwest jiaotong university, then researches the settlement of the ground and the influence on the pipeline underground in stratum with abundant water by the technique of undraining spin - spay pile, at last draws a conclusion about the principle of the ground settlement with the construction method of excavating soil rich in water without dewatering at shenzhen metro
為了探討離心模型試驗技術這一研究手段在地下工程中應用的可行性,結合地質、水文、結構較為復雜的深圳地鐵大科區間暗挖施工sk3 + 355斷面的具體實例,應用我校新近建成的100gt土工離心試驗機,採用離心模型試驗技術對在富水地層應用水平旋噴樁工藝進行控制降水施工對地表沉降變形及地下管線的影響進行了研究。In order to search after its applying to expressway roadbed improvement, this paper studied consolidation characteristic and distortion law hi soft soil under positive and negative action, introducing parse explain and numerical calculation theory. additionally, based on locale experimentation, the design and construction method of vhlcp was implemented and its reinforce effect and economical character was estimated. testing indicated that the groundwork ' s intensity have increased 97 %, silt soil have vanished and outlay have saved 39 %
根據現場試驗,確定了適合於高速公路工程要求的真空堆載聯合預壓的設計和施工方法,並分析評價了其加固效果和經濟性,試驗表明:應用真空堆載聯合預壓后,地基強度平均提高了97 ,地基中淤泥質土已消失;與粉噴樁加固地基相比,節省經費39 。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。Considering the engineering of trail pile in hubei jingzhou yangtze river highway bridge, the construction process of deep cast - in - place pile under pebble geological structure, the limit load - bearing capacity of single pile, side friction stress and head drag are researched in this thesis deeply
論文結合湖北省荊州長江公路大橋的試驗樁工程,深入研究了江漢平原地區卵石地基深鉆孔灌注樁的施工工藝、單樁極限承載能力、樁側摩阻力和端阻力。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。Application of self - balance method in trial driving project of a residential district
自平衡法在某小區試樁工程中的應用Driving analysis test on piles
試樁工程Reinforcing inspection procedures prior to acceptance of work not only have we tightened the inspection procedures, we have also enhanced the objectivity in accepting the final inspection and testing results. this is to ensure that the completed piling work conforms with all the contractual specifications before a green light is given for the construction of the superstructure
加強驗收在打樁工程方面,我們不單止收緊了驗收的規格,也提高了最後驗收測試的客觀性,以確保樁基礎的安裝工程全部符合合約上的規定,才批準建造上蓋工程。Main characteristics of bearing capacity of cast - in - place pile under vertical load have been expounded by introduction to engineering course and analysis of experiment result. and application of test pile in concrete design has been probed
摘要通過對工程試樁過程介紹及對結果的分析,總結了豎向荷載作用下嵌巖灌注樁承載力的主要特點,並對試樁在具體設計中的應用進行了探討。分享友人