施工期限 的英文怎麼說
中文拼音 [shīgōngqīxiàn]
施工期限
英文
period of construction- 施 : Ⅰ動詞1 (實行; 施展) execute; carry out 2 (給予) exert; impose 3 (施捨) give; hand out; best...
- 工 : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
- 期 : 期名詞[書面語]1. (一周年) a full year; anniversary 2. (一整月) a full month
- 限 : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
- 施工 : be in the process of construction; be under construction; build; construction
- 期限 : time limit; allotted time; deadline; due time
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This thesis tries to solve the problems in the design and construction of jinping cascade 2 hydropower station. a typical section is selected to analysis seepage, seepage control and fem numerical simulation. the influence of different plans of excavation and support on seepage field of subsurface water and stability of adjoining rock are studied. the homologous support pattern is suggested according to the research results
本文就錦屏二級水電站(一期)深埋長隧洞的設計和施工中面臨的一些問題,選取隧洞的一個典型斷面進行滲流、滲控分析和開挖及支護的有限元數值模擬,從而就深埋隧洞不同的開挖及支護方式對地下水滲流場及圍巖穩定性的影響和所應採取的支護措施等方面進行了探索、研究。In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered
論文根據熱傳導理論、彈性徐變理論及有限元理論,用三維有限元浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工間隙時間、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度應力的影響。Project construction, as the owners did not agree to pay for the contract, or other owners of the obligations assumed by the reasons caused the increase in construction costs, extended construction period, project contractor compensation to the owners of losses ( cost or time limit ) of a written request, known as the engineering claims
工程建設中,由於業主未按合同約定支付工程費用,或其他應由業主承擔的義務等原因而造成的增加工程施工費用、延長施工期限等,工程承包單位向業主提出賠償損失(費用或工期)的書面請求,稱為工程索賠。In this article, according to three - dimension finite element theory and heat conduction theory, the computation program of simulating thermal stress field of rcc arch dam during construction and service is researched and developed
本文採用三維有限元法和熱傳導理論,研究開發了碾壓混凝土拱壩施工期和運行期溫度應力場全過程的模擬計算程序。In this article, according to heat conduction theory and finite element theory, the temperature field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, thermal insulation change, surrounding temperature change and water storage on temperature field in the arch dam are also considered
論文根據熱傳導理論及有限元理論,用三維有限元浮動網格法對施工期和運行期溫度場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工間隙時間、絕熱溫升過程及壩體材料分區、水庫分期蓄水和環境溫度變化等因素對壩體溫度場的影響。Form the observation date obtained during construction, the geological parameters may reasonably be determined by direct optimal method such as powell so that it minimizes the squares of differences between calculated and measured quantities ( objective function ). adopting fem and the roadbed settlement after construction is calculated. then a back analysis program of fem for soil is given
文中首先基於biot固結理論分別採用e - v非線性彈性模型和merchant粘彈性模型兩種模型有限元方法,根據施工期實測資料,採用直接優化反分析方法,分層分部反演地基土體的計算參數,然後計算路面鋪筑後的工后沉降,並對將通過兩個軟土路基工程實踐驗證其可靠性。With considering the construction process of rcc gravity dam and temperature load during construction period, crack constitution model of concrete material is applied to simulated analysis of the temperature stress from construction period to operating period
摘要考慮碾壓混凝土壩的實際成層澆築過程和施工期的溫度作用,採用混凝土開裂本構模型,利用三維瞬態有限元方法模擬模擬分析了大壩施工期至運行期的溫度應力及綜合應力。In this thesis, the following aspects of research on the issues of reliability of reinforced concrete structures during construction are done on the basis of the current research findings
本文基於國內外的研究現狀,進行了以下幾個方面的研究。首先,利用ansys有限元分析軟體進行施工期結構荷載效應的分析。This paper does simulation analysis on temperature field of baise rcc gravity dam with the software ansys based on the theory of transient temperature field
摘要根據瞬態熱傳導三維有限元分析基本理論,利用大型有限元軟體ansys對百色碾壓混凝土重力壩溢流壩段一枯二枯施工期的溫度場進行了實時模擬分析。Base on data, distortion character of lianhua faced rock - fill dam body has been reappeared by non - linear denken e - b model fem analysis ; at the same time, parameters in calculation accordant with model are adopted either in construction stage or in storage period
本文根據資料所進行的非線性鄧肯e - b模型有限元分析,計算分析了蓮花面板堆石壩壩體的變形性狀;同時在計算中,無論施工期或蓄水期,都採用與模型配套的統一的參數。Under the influences of random variabilities, during both construction period and operation period, the temperature field within a gravity dam body could be regarded as a random one. in this paper, stochastic finite element methods are suggested to deal with the random temperature field. by use of the suggested methods, the influences of random environmental and random hydration heat of concrete and the initial temperature of concrete as well as the thermal parameters of both concrete and rock foundation are all taken into account. according to a scheduled time table of construction, random temperature fields of a typical concrete gravity dam within both the construction period and the operation period are calculated by emulation the layer constructing of the dam. some useful conclusions are obtained from the computational results
由於施工期和運行期各種隨機因素的影響,使重力壩溫度場成為隨機.本文綜合考慮了環境溫度(包括氣溫和庫水溫度) 、混凝土絕熱溫升、入倉溫度以及混凝土和基巖的熱學參數隨機性的影響,基於隨機有限元法,給出了重力壩隨機溫度場的計算方法,對一典型重力壩按給定的施工進度模擬分層澆築施工過程,對施工期及運行期前期的隨機溫度場進行了計算,並得出了一些有益的結論Based on the data obtained by the field investigations and tests of core samples, the authors illuminated the genesis deeply, and made a three - dimensional numerical model by using the method of finite element analysis, all these works have grate practicality significance to decide which method to choose to deal with the landslide during construction period or running period of the hydroelectric station
根據野外實地調查及采樣試驗等數據,闡明其成因及特徵,並採用有限元法對其做三維數值模擬分析其穩定性,對於水電站施工期及運行期採用何種方式支護或處理該滑坡具有實際意義。Through applying above theories and methods, safety monitoring model of temporary shiplock and ship lift dam sections in three - gorge project is studied. varying rule of dam displacement during construction period is analyzed by viscoelastic finite element, and safety monitoring model of dam displacement and stress during construction period is founded. rationality and validity of the model is validated
( 4 )應用前述的理論和方法,對三峽工程臨時船閘壩段、升船機壩段的施工期安全監控模型進行了研究;對施工期壩體位移變化規律進行了粘彈性有限元分析,同時建立了大壩施工期位移和應力的安全監控模型,據此對模型的合理性和有效性進行了驗證。The main work done in this paper is as follows : ( 1 ) simulate the temperature field of basement wall by ansys software, sum up the characteristics of the temperature field of basement wall, and analyze the influence of the types of the molding board, environmental change and cement content ; ( 2 ) the whole simulation analysis process of early - age concrete stress field is realized by sub - development of ansys, and cts - ansys software is developed with fortran ; ( 3 ) based on the cause of cracking, the influence of the thickness of the wall, length, bar arrangement, mix proportion, expanding agent, etc, on the wall stress due to concrete creep and temperature change is analyzed
本文主要進行了以下幾個方面的研究: ( 1 )利用ansys軟體,模擬了施工期地下室側墻溫度場,總結了地下室側墻溫度場分佈的特點,分析了模板類型、環境變化和水泥用量等對墻體溫度場的影響; ( 2 )以大型通用有限元軟體ansys為平臺進行二次開發,運用visualfortran語言編寫了cts - ansys程序,實現了施工期混凝土徐變溫度應力的模擬計算; ( 3 )從裂縫形成的原因出發,分析了地下室側墻厚度、長度、配筋率、配合比、膨脹劑等因素對墻體徐變溫度應力的影響。With reference to the cracks occurring in the reinforced concrete pier shafts of a railway bridge during construction, the causes leading to the cracks and propagation process of the cracks are analyzed by means of theoretic calculation and finite element simulation
結合某鐵路橋施工期間鋼筋混凝土墩身開裂現象,通過理論與有限元模擬相結合的方法,對裂縫的出現原因及發展過程進行了分析。Based on the materials properties of rolled compacted concrete dam, three - dimensional finite element relocating mesh method is used to simulate the temperature field of a rcc arch dam from construction to operation period
摘要依據碾壓混凝土壩的材料特性,採用三維有限元浮動網格法對某碾壓混凝土拱壩施工期至運行期溫度場進行了全過程模擬分析。To characteristic of dam construction period, viscoelastic finite model of dam and foundation rock mass during construction period is analysis. based on field theory, method of founding dam safety monitoring tune - spatial distribution model during construction period is discussed, including statistic time - spatial distribution model, deterministic time - spatial distribution model and hybrid time - spatial distribution model. furthermore, neural network model, which has better nonlinear mapping capability, is studied and founded
( 3 )針對大壩施工期的特點,研究了壩體和基巖施工期粘彈性有限元分析模型;基於場論理論,探討了建立施工期大壩安全監控時空分佈模型(統計時空分佈模型、確定性時空分佈模型和混合時空分佈模型)的方法;同時,研究並建立了具有較強非線性映射能力的神經網路模型。The knowledge, such as mathematics statistic, 3d viscoelastic finite element, together with the knowledge of dam engineering, are introduced into the dissertation, which performs analysis and study on safety monitoring model of three - gorge project during construction period
本文以三峽大壩為例,運用數理統計、三維粘彈性有限元等理論,結合壩工理論知識,對三峽大壩施工期安全監控模型進行了分析研究。Calculating adopts the way of finite unit spot parameter by using the character of dispersion. thus, it can get the similar answer of stress, stress strain and displacement. supervising uses strainmeters, non - stressmeters and tiltmeters, which are buried in the concrete wall to supervise the stress, tress strain, displacement during period of working and makes the forecast
計算採用有限元法將混凝土防滲墻利用離散化變為有限單元節點參數,從而得到應力、應變、位移的近似解;監測採用應變計、無應力計及測斜儀現場埋設在砼墻體內對混凝土防滲墻在施工期及運行過程中進行監測其應力、應變、位移,從而作出預報。This paper mainly calculates the temperature field and thermal stress during construction and operation of rcc, what " s more, studies the distribution regulation of temperature field and temperature stress field of baise roller compacted concrete ( rcc ) overflow dam in guanxi province using three - dimension finite element floating mesh method
本論文用三維有限元浮動網格法對碾壓混凝土壩溢流壩段施工期和運行期溫度場和溫度應力進行了模擬計算,研究了廣西右江百色水利樞紐碾壓混凝土壩溢流壩段施工期及運行期溫度場和溫度應力場分佈規律。分享友人