頂層響應 的英文怎麼說

中文拼音 [dǐngcéngxiǎngyīng]
頂層響應 英文
top-level response
  • : i 名詞(人體或物體的最上部) crown; peak; top Ⅱ動詞1 (用頭支承) carry on the head 2 (從下面拱...
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • 頂層 : attika
  1. The penetration test study the disturbance of soil in difference location. by using finite element method, the paper study the stratum movement and the earth surface deformation caused by pipe jacking, analysis the construction parameter such as head pressure, deflexion, friction force impact on earth surface deformation, give the distributing rule and range of additional soil pressure in soil

    採用有限元計算分析的方法,對管施工引起的地運動及地表位移進行研究,分析了機頭土壓力、機頭偏斜、摩阻力等不同施工參數對地表變形的影以及附加力在土中的分佈規律和影范圍。
  2. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具體的的抗震設防烈度和場地特徵周期結合起來,計算分析了成地基中單樁的橫向地震,得到了以下結論: 1 )上部結構慣性力對樁的橫向地震的影不可忽略; 2 )成地基中的單樁的橫向地震主要受地震基本加速度、場地特徵周期、上部結構質量的影,隨地震基本加速度、上部結構質量的增大而增大;場地特徵頻率越接近樁基自振頻率,樁基地震越大,等於自振頻率時,由於發生共振現象,樁基幅值最大; 3 )樁土剛度比越大,樁土之間的相對位移的幅值越大; 4 )樁固接的連接方式,可以有效地降低地震時單樁的橫向地震
  3. In the program, 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 are considered. and such temperature control measurement as water pipe cooling, heat preservation of the dam surface, the pouring temperature control, the overflow across the dam top during flood season can also be simulated by numerical method

    該程序在編制過程中考慮了混凝土分澆築、施工間歇、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場及溫度力場的影,同時也考慮了水管冷卻、壩體表面保溫、控制澆築溫度、施工汛期壩面過水等各種溫控措施的數值模擬。
  4. Author analyzed the relationship between the length and the impurity concentration of drift region and thickness of buried oxide layer and thickness of soi and the charges of oxide layer and bias voltage of bulk and breakdown voltage and on - resistance by numerical simulation

    採用數值模擬分析方法,深入研究了漂移區長度、漂移區濃度、埋氧厚度、硅厚度、氧化電荷以及襯底偏壓對resurf效、擊穿電壓和導通電阻的影
  5. All the results can be utilized by engineers, during the designing and construction. the main conclusions are listed as follows : ( 1 ) based on the shortest line between weak interbed and limit of excavation and the location of point of intersection between limit of excavation, classification of weak interbed distribution is set up, and the distance of distribution is defined ; ( 2 ) according to the strength and deformation equivalent principle, influence zone of weak interbed is introduced, and a new method to simulating the weak interbed with thickness is built ; ( 3 ) some quantificational results on influence of weak interbed respectively at crown, right shoulder and right wall are summarized ; ( 4 ) some quantificational results on influence of weak interbed with the distance between weak interbed and limit of excavation 0. 2d, 0. 5d, l. od are gained ; ( 5 ) some quantificational results on influence of weak interbed in the rock mass with confining coefficient 0. 38, 1. 0, 1. 5, 2. 0, 3. 0 are summed up ; ( 6 ) some quantificational results are summarized on influence of the underground surrounding rock mass stability with weak interbed, in the representational surrounding rock mass graded ii, iii, iv ; ( 7 ) according to the studying results some advices are suggested on designing of underground engineering

    主要結論如下: ( 1 )以軟弱夾到開挖輪廓線最短距離和最短距離線與開挖輪廓線的交點位置為指標對軟弱夾的分佈部進行了分類,並確定了軟弱夾分佈距離; ( 2 )根據強度等效和變形等效的原則,引入了軟弱夾帶的概念,建立了模擬軟弱夾厚度的一種新方法; ( 3 )總結出了軟弱夾分佈在拱、右拱肩、右邊墻時對地下洞室穩定性影的量化指標; ( 4 )分析出了軟弱夾距開挖輪廓線0 . 2d 、 0 . 5d 、 1 . 0d三種情況對地下洞室穩定性影的量化指標; ( 5 )總結出了在不同的側壓力系數( 0 . 38 、 1 . 0 、 1 . 5 、 2 . 0 、 3 . 0 )地力場中軟弱夾對穩定性影的量化指標; ( 6 )得出了在、 、代表性圍巖中軟弱夾對穩定性影量化結果; ( 7 )根據數值試驗成果提出了在有軟弱夾圍巖中地下洞室設計原則的幾點新內容。
  6. The results indicate that if the value of press stress is over certain figure, press stress and al plate ’ s thickness have little influence on sawtooth distortion for the same kind of sawtooth ; sawtooth distortion is well - regulated under static press, while it is irregular under impact press. bottom coating make great influence on bond strength of samples which can improve the value remarkably ; bonding mechanism of clad steel is mechanism of mechanical effect that sawtooth which is hooked occludes with al plate

    結果表明:同種齒型,當壓力大於一定的值時,壓力和覆板的厚度對齒形的變化影不大;靜壓下齒形變化比較規則,鋸齒端向一側彎曲成鉤狀;沖壓下齒形比較凌亂,鋸齒的端沒有明顯的變形;后處理對試樣的結合強度影很大,打底試樣由於粘結的作用,結合強度較高;機械作用機制是復合鋼板的主要復合機理,鋸齒彎曲成鉤狀和鋁板形成機械咬合。
  7. Based on these solutions, a parametric study is conducted to determine the main features of the soil - pile system vibration, and the special influence of viscous damping of soil layer around pile is discussed

    基於所得解對樁土動力耦合作用的內在機理、粘彈性土動力反特性進行了分析,並重點討論了樁側土不同形式材料阻尼對樁動力的影
  8. Firstly, this paper analyzes the distribution of pile - top counter force, pile - end resistance and additional stress of the substratum influenced by raft rigidity in different loads and piles length. it proves the internal forces of foundations distribute unevenly

    本文首先採用有限單元法分析了不同荷載形式,不同樁長條件下筏板剛度對樁反力、樁端阻力和下臥附加力等的影
  9. By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakening of concentrated pressure at the bottom side are analyzed on actual geology data in pingdingshan 8th mine f15 and f ( subscript 16 - 17 )

    摘要採用相似模擬的方法,以平山八礦己二采區己15和己(下標16 - 17 )煤實際地質資料為基礎,分析了近距離煤上煤開采時,在上煤采場兩側向的支承壓力分佈及集中程度、峰值距煤壁的距離、支承壓力的影范圍;一定范圍內底板中集中力的傳遞及漸衰減特徵。
  10. 2. the complex stiffness corresponding to three bearing conditions of semi - infinite elastic subgrade, finite elastic soil layer and end bearing at the pile bottom are theoretically investigated, and analytical expression of the complex stiffness corresponding to finite elastic soil layer bearing condition is obtained. the special influence of bearing conditions on dynamic response at pile head is then discussed

    2 、對剛性支承、有限厚度土支承和半無限空間支承三種樁底部支承情況下樁底支承復剛度和樁周土底分佈支承復剛度的解析表達及其特性進行了推導論證,通過假定樁底土為與樁等截面的土柱推導求得有限厚土支承條件下樁底支承復剛度的解析解,並據此分析了不同底部支承邊界對樁的影
  11. The measured results of settlement depth for foundations with different breadth, soil deformation area around pile and foundation, interaction coefficient of double pile and load distribution on pile top beneath cap illustrate that the effects of interaction of soil - soil, pile - soil and pile - pile are obviously lower than elastic theory values

    不同基寬壓縮深度、基礎和樁側土變形范圍、雙樁相互影系數以及樁荷載分佈的測試結果說明,土土、樁土、樁樁相互作用效較連續介質彈性理論值明顯弱化。
  12. 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、土間聯系以及樁周土豎向力梯度變化條件下的成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,獲得了成土中任意段變阻抗樁樁阻抗函數的解析表達式,以及樁速度導納和時域速度解析解和半解析解。
  13. This thesis aims to analyze how to select and assign prestressed tendon, how to design anchorage bearing joint, how to control the crack, how to calculate the axial prestressed force and the third moment and how to design the edge column of top layer. on the base of the research in and out our country and construction of the prestressed structure, some helpful conclusion and suggestion are presented, which is suggestive for the design and construction of long span continuous prestressed concrete frame

    本文將綜合設計與施工兩個方面,對預力筋的選用、布置,錨固區的設計及構造處理,裂縫問題,側向約束對梁軸向預壓力及柱中第三彎矩的影大跨邊柱設計等幾個問題進行系統的分析研究,並在國內外研究和大量工程實踐的基礎上,提出了一些建議和預防措施,對此類工程設計和施工有一定的參考價值。
  14. The disadvantageous effect should be considered when the deflection between the structural mass center and stiffness center exists

    摘要結構剛度中心與質量中心偏差較大時,考慮扭轉的不利影,將高建築結構等效為懸臂桿,從至底依次選取脫離體。
  15. The main original work includes : 1. the interaction between an integral pile and a uniform visco - elastic soil layer with viscous damping or hysteretic damping is theoretically studied, and the pile response to a harmonic load is obtained in a closed form and used to define complex stiffness at the pile head. semi - analytical solution of the velocity response in time domain subjected to a semi - sine wave exciting force is also given

    主要工作包括: 1 、在考慮樁周土三維波動條件下,對滯回阻尼、粘性阻尼單均質土中樁土縱向耦合振動問題進行了解析研究,分別得到樁位移、速度頻域以及復剛度的嚴格解析表達,以及半正弦脈沖激振力作用下樁時域半解析解。
  16. Thus the resistance factor and vibration modes of the soil layer are obtained and used to analysis the pile response. by considering the interaction between the soil layer and the pile with boundary condition of continuity of displacement and equilibrium of force at the interface of soil layer and pile, the dynamic equilibrium equation of pile is solved and an analytical solution for the pile response in frequency domain is yielded, which is used to define complex stiffness and mobility at the level of the pile head. based on the convolution theorem and inverse fourier transform, a semi - analytical solution of velocity response in time - domain subjected to a semi - sine exciting force is given

    首先通過引入勢函數方法對土體位移進行分解,從而將土體動力平衡方程解耦,求解得到了土的振動模態和阻抗因子,然後利用該解以小變條件下樁土接觸面上力平衡和位移連續條件來考慮樁土耦合作用,求解樁的動力平衡方程,得到了樁的頻域解析解、復剛度和速度導納,利用卷積定理和傅里葉逆變換,求得了半正弦脈沖激振力作用下樁速度時域半解析解。
  17. 3. by comparing the available theories corresponding to plane strain model and winkler model with the solutions developed in this paper, the applicability of the two models is analyzed and checked. the comparison involves many aspects such as local soil stiffness, dynamic stiffness and time domain response at the pile head, and some important conclusions are made

    3 、將基於平面變簡化假定和winkler模型的樁振動理論解與本文嚴格理論解對比,分析校驗了平面變簡化假定和winkler模型在樁基振動理論用中的適用性,具體比較范圍涉及土對樁的局部復阻抗、樁幅頻、速度導納、樁復剛度、樁時域等方面,並得到若干重要結論。
  18. The finite element method ( fe '. i ) is adopted to analyze the effects of the numbers of coil turns, current intensity and current frequency upon the rate of joule heat generation in details. the thermo - radiation analytical countermeasures of various types are adopted to carry out the numerical analysis of the effects of the crucible with different shapes and sizes and the blind holes with different depths opened in the tops of crucibles as well as coil positions upon the thermal field distribution whereby solving the main problem of field the thermo - field design of the induction - heating sic crystal growth system. a new combination idea of the thermo - field design obtained by means of the united design of the thermo - insulator and blind holes has been presented

    採用有限元分析方法對線圈匝數、電流強度、電流頻率等對焦耳熱產生速率的影進行了詳細的分析討論;採用不同的熱輻射分析策略,對不同坩堝形狀、坩堝部開設不同深度的盲孔以及線圈的位置等對熱場分佈的影進行了數值分析,解決了感加熱碳化硅晶體生長系統熱場設計的主要問題,提出了通過絕熱與盲孔的聯合設計獲得所需熱場設計的思路,給出了根據軸向溫度梯度的波動對線圈位置實行動態調節以控制熱場的理論依據。
  19. First1y, in this paper, the testes about tensi1e resistance of masonry components in different period are processed and re1ated suppositions and formu1as are brought forward : the formu1a about maxima1 shear stress of top side in high or tier masonry bui1dings is deduced. it can be found easi1y that the factors affect ing the maxima1 shear stress are vertica1 resi stance coefficient 1oad magnitude wa11 geometry dimensions and its modu1us of e1asticity

    首先,進行了不同齡期下的砌體試件抗壓力學性能試驗,提出了相關的假定和公式,推導出了縱橫墻荷載差影下的多、高砌體結構房屋的最大剪力公式,從中可以看出影最大剪力的因素有豎向阻力系數、荷載大小、墻體的幾何尺寸和墻體的彈性模量等。
  20. Finally, dynamic compliances of a pile with variable impedance embedded in layered saturated soil are studied. a simplified layered model is put forward on the basis of the single layer elastic bearing model. by using the same method, analytical solutions in frequency domain hence semi - analytical solutions in time domain representing the dynamic responses at pile head are obtained

    基於土問相互作用,提出了飽和成土中任意變阻抗樁的縱向振動問題簡化間模型,利用單土中提出的解析方法,基於這一簡化間模型,求得飽和成土中任意段變阻抗樁的樁頻域解析解和時域半解析解,並論證了模型的合理性。
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