柔性荷載 的英文怎麼說
中文拼音 [róuxìnghézǎi]
柔性荷載
英文
flexible load-
Choose two nodes on the edge of the structural to compare the results calculating by the finite element program midas, then we can draw a conclusion that these kinds of space truss systems is sensitive to the libration of the dynamic wind loads. to consider this factor is very necessary in the process of design, we will use the pulsant augmentation coefficient to realize it
比較靜力風荷載和動力風荷載作用下的有限元軟體的計算結果，選取結構邊緣部分的兩個節點，對比它們在兩種方法計算下的最大位移的計算結果。經過比較可以看出重量輕、頻率低、阻尼小的柔性建築物對風荷載的橫向振動是很敏感的，在進行工程設計時應該考慮這種因素，並可採用乘以風振系數等相應方法來加以體現。Consequently, on the basis of non - winkler foundation model, a finite - element method that utilizes foundation flexibility matrix into iterative calculation is proposed in this paper originated from the item " the optimal design theory and research of pile capping beam " sponsored by natural science fund of hunan province, which the continuity of soil mass can be accounted for under various boundary conditions, different loadings and irregular beam characters
本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方法研究」 ，針對非文克爾地基（半空間、線性變形層或單向壓縮層地基模型等）上的樁基承臺梁，提出一種利用地基柔度矩陣來進行迭代的有限單元法，可充分考慮梁下土體的連續性，並對基礎與土體脫開、承臺梁截面變化、梁體邊界條件復雜、上部荷載類型變化以及梁下基樁承載力差異等情況進行分析計算。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。Then, the effect of force on changing stable equilibrium situation of four - bar compliant mechanisms is discussed. at the same time, multi - stability compliant mechanisms are discussed
對于用於改變柔性機械穩態位置所施加力的確定進行了詳細的分析，並結合實例對載荷作用過程進行了計算。With the increase of span - length and height, the wind effects on these more flexible structures have not been confined to static wind loading, and the dynamic wind effects due to various wind - induced vibrations must be considered
隨著結構跨度和高度的增大，風對這些柔性結構的作用就不限於靜力風荷載，而必須考慮各種風致振動問題，以及由此引起的動力風效應。Based on the test results and bearing formula for djcm pile composite ground under rigid foundations, it raises the design formula for the bearing capacity of djcm pile composite ground under flexible foundations. secondly, taking material nonlinear especially the glide between pile and soft soil into account, some tentative analysis and numerical analysis have been done by finite element software - ansys. it summarizes some basic regularity of the pile - soil stress ratio load transferring and variation along depth, deformation characters etc.
其次，本文還應用大型有限元分析軟體ansys ，考慮水泥粉噴樁復合地基中樁-土材料的非線性特性，並特別考慮了樁和樁側土之間有相對滑動的實際情況，對柔性基礎下水泥粉噴樁復合地基的力學性狀作了初步的數值模擬分析，總結出柔性基礎下水泥粉噴樁復合地基中樁土應力比、荷載沿深度的傳遞特性和復合地基的變形特性等方面的基本規律。These roof structures are generally in high turbulent regions, then wind loads become important to these structures. however, wind - induced response for most of roof structures has not been considered in the present load code of building structures because of the complexity of the structures and wind loads. so the investigation for characteristics of wind load of large span roofing becomes a critical subject
這類結構的屋蓋或看臺挑蓬通常具有質量輕、柔性大、阻尼小、自振頻率低等特點，且往往比較低矮，處于大氣邊界層中風速變化大、湍流度高的近地區域，對風荷載十分敏感，風荷載往往是此類結構設計的主要控制荷載。Based on the formula which is used to compute the lateral resistance of single pile deduced by wang qitong, a formula is setup whose precondition is that the pile and the lateral soil directly around the pile deform in - phase. on the basis of that the contact stress of the foundation is equal, a formula that can be used to conform the stress - ratio of the composite ground is set up, on the same time, the principles of the deformation harmony of the soil and the piles in the composite ground are also discussed. combining with results of this test, a formula which can calculate the bearing capacity that considering the effect of group piles of the composite ground is also deduced
視攪拌樁樁體為均質彈性介質，推導了復合地基中單樁有效樁長的理論計算公式；根據王啟銅柔性樁樁側摩阻力計算公式，以樁側土與樁體協調位移為前提推導了柔性樁樁側摩阻力的計算公式；以基底接觸應力均勻分佈，樁體、樁間土均質為前提，討論了樁，土協同工作原理，從而得出復合地基樁、土荷載變形特性，以及樁、土應力比計算公式；結合本次試驗，通過計算加載時樁體與土體的荷載分擔情況以及在極限狀態下樁土承載力發揮值，提出考慮群樁效應的攪拌樁復合地基承載力計算公式。Using multidisciplinary collaboration simulation, applying aeroelastic theory and method, structural modeling with fem was set up, structural dynamics and vibration mode were analyzed, and then problem of gust load alleviation for a large flexible wing was discussed
摘要利用多領域協同模擬技術，應用氣動彈性分析理論和方法，對柔性機冀進行結構有限元建模、動力學特性分析、固有振動分析，並針對垂直陣風載荷減緩進行討論。It is found mat many factors under working load are different between agitation pile composite foundation and plain concrete pile composite foundation, and analyze the reasons, describe the factors of two composite foundations under working load. the second, the module of the ground consisted of construction garbage is inverse analyzed with finite element analysis. then some mechanics rule of rigid pile ( plain concrete pile ) composite foundation is educed
而對于用粉質粘土填土樁距較小的柔性攪拌樁，樁間土和樁的相對位移很小，樁群和樁間土形成了一個加固整體，應力在樁頂和樁端較集中，大部分的荷載傳到樁端土和下臥層中，起到了很好的擴散荷載的作用。On the basis of construction technique of large diameter bored hollow pile of prestressing force concrete, through the program of marc, this paper analyses the pile vertical bearing capacity under different lengths, diameters and strength parameters of mediators as well as the inner force and displacement under lateral and combined loads, giving the criterion of rigid pile and flexible pile. with elastic theory, the paper establishes the inner force calculating formula under eccentric load. this research findings will set a firm theoretical foundation for its widely application
本文在對大直徑鉆埋預應力混凝土空心樁施工工藝分析研究的基礎上，運用marc軟體，對豎向荷載作用下不同樁長、樁徑及樁周介質強度參數時空心樁的承載力性狀，以及水平向荷載及其組合荷載作用下空心樁的內力、位移變化規律進行了模擬分析，提出了大直徑鉆埋預應力混凝土空心樁的剛性與柔性界定標準。By means of numerical emulation, it analyses the pile vertical bearing capacity under different lengths, diameters and strength parameters of mediators as well as the inner force under lateral and combined loads, giving the criterion of rigid pile and flexible pile. with elastic theory, the paper deduces the inner force calculating formula under eccentric load and the bearing capacity calculating formula under vertical load ; establishes a complete design and calculating method of large diameter pile
通過數值模擬，對樁在豎向荷載作用下不同的樁長、樁徑及樁周介質強度參數變化時樁的承載性狀進行了分析，並對樁在水平向荷載及其組合荷載作用下樁的內力變化規律進行了分析，提出了大直徑鉆埋預應力混凝土空心樁的剛性與柔性界定標準。The thesis, in the probability analysis and computation, considers the failure history of space frames and trusses, adopts the bound criterion and algorithms on the base of system ' s critical strength, and introduces the soft self - adaptation control bound into the identification of dominant failure modes ; at the same time, with the incremental load method and differential equalized recursive method, computes the limit - state function of failure mode and probability index precisely under no leaking the dominant failure modes
文中在可靠性分析和計算部分，考慮空間剛桁架結構系統的失效演化歷程，採用基於系統臨界強度的約界準則和約界演算法，將柔性自適應控制邊界引入失效模式識別過程；同時，用荷載增量法和微分等價遞歸演算法相結合，確保在嚴格不遺漏主要失效模式的情況下，快速準確地求解失效模式的極限狀態方程和可靠度指標。However, as is evident from experimental observations, all beam - to - column connections used in current practice possess some stiffness that falls between the two extreme cases of fully rigid and ideally pinned
實驗結果已經證明，在荷載作用下，沒有一種連接是完全剛接或理想鉸接的。因為剛性連接具有一定的柔度，而鉸接節點具有一定的剛度。Finally, to consider the effect of the compression of the approach embankment to the determination of the tolerable differential settlement, this paper, considering the flexible pavement as viscoelastic multilayers and dividing the moving traffic load into fourier series, presents the formulation and the application of a combination of transfer matrix and laplace transform and fourier transform approach to evaluate dynamic response of the flexible pavement subjected to a moving traffic load under modified plain - strain condition. the predictive capability of the model are verified by the laboratory model
為了考慮車路耦合對路橋過渡段容許差異沉降確定的影響，本文將柔性路面視作粘彈性體層狀體系，採用修正的平面應變模型，將移動的車輛荷載用傅立葉級數展開，用傳遞矩陣配拉氏變換和傅立葉變換法進行了移動荷載作用下柔性路面動力響應分析，並用模型試驗證明了理論分析結果的正確性。Owing to many unique properties of their own such as light self - weight, large flexibility and low damping, suspension cables often suffer large displacements but small strains each under normal work conditions. cables are also sensitive to dynamic loading with low frequencies such as wind loading
懸索具有質量輕、柔性大、阻尼低等特點，在正常工作情況下多處于大位移、小應變的變形狀態，對低頻荷載如風荷載等十分敏感。Abstract ： large horizontal axis wind turbine ( hawt ) runs in complicated environment, the load it endured is also very complicated. as the wind turbine become larger and because of the usage of the flexible tower and the glass fiber blade in hwat, the static and the dynamic problems of the hwat and it ' s component become more and more important
大型水平軸風力發電機組運行在復雜的自然環境中，所受載荷情況非常復雜，而且隨著風力機組的大型化發展，柔性塔架的出現、玻璃鋼葉片的應用，使得風力機及其零部件的靜動態問題更加突出。As no flexible field load test has been developed, prototype observation and numerical analysis are reasonable way to study composite foundation under embankment
目前還沒有在柔性荷載下進行現場試驗的方法，加強現場測試和計算分析是探討路堤下復合地基工作性狀的一種途徑。Recent researches are mainly aim at the composite foundation under rigid base. only a few of the research results published are about the composite foundation under embankment or flexible load
新近的研究成果大多是剛性基礎下復合地基的試驗和計算結果，只有少量的路堤和柔性荷載下復合地基的研究結果。The composite foundation under an embankment is not same as that under rigid base in that an embankment provides enough space for pile stabbing into and embankment weight is a kind of flexible load so that their pile - soil stress ratios would be different
加固軟土路基的復合地基不同於剛性基礎下設置墊層的復合地基，路堤為樁體的向上刺入提供了足夠的空間，路堤荷載接近於柔性荷載，樁土應力比也將不同。分享友人