荷載反向 的英文怎麼說

中文拼音 [zǎifǎnxiàng]
荷載反向 英文
load reversal
  • : 荷名詞(蓮) lotus
  • : 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 ...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  1. On the basis of investigation on the related researching achievements home and abroad, this thesis puts emphasis on studying the counterforce on the pile head and the sedimentation characteristics of the piled raft foundation under the vertical loads, considering the superstructure ’ s effect. and then, this thesis probes into the principles, methods and processes of balance design method for variable - rigidity

    在分析國內外相關研究成果的基礎上,本文主要研究豎作用下考慮上部結構影響的樁筏基礎樁頂力及沉降特性,並在此基礎上探討了變剛度調平設計的原理、方法和步驟。
  2. The regularities of pile - top reaction distribution, the carrying load ratio between pile and raft, the settlement and the imparity settlement of foundation in the frame - tube structure and the single wall are influenced by some factors such as the stiffness of the superstructure, the intensity of the soil under the piles, the length and radius of the piles, the distance between the piles, the thickness and the suspended width of the raft

    對豎作用下的空間筒中筒結構、樁筏基礎和地基進行了三維有限元分析。研究整體結構和單片墻結構在上部結構剛度、樁端土強度、樁長、樁徑、樁距、筏板厚度、筏板外挑寬度等影響因素變化時的樁頂力分佈規律、樁筏分擔比、樁基沉降和差異沉降規律。
  3. ( 2 ) the lateral deformation is effectively limited by reinforced earth layers and the settlement becomes small. @ the lateral deformation is enlarged on soft foundations, and the settlement becomes large. @ the reinforced earth layers on soft foundations behaves extension. the response behaviors of high sand - gravel embankment are indicated as the following : ? he amplification factor of earthquake acceleration varies with reinforced earth structure. ( 2 ) the basic frequency of the original embankments in different reinforcement conditions is about 0. 76hz. ? the amplitude of dynamic deformation appears small and the dynamic stability is safe

    研究表明:加筋土體能有效地限制路堤的側位移發展,減小沉降變形量;軟基路堤的側位移較大,將顯著地增大路堤的沉降變形;軟基上加筋土墊層中產生的拉應力最大;加筋砂礫土路堤在振動作用下動變形應較小,具有良好地動力穩定性。
  4. Two types of seismic calucation methods that are response spectrum analysis and time - history analysis are used to analyze the seismic response of kiewitt ' s suspen - dome under lateral seismic action and vertical seismic action. the result obtained by above - mentioned methods and the code method are compared. genetic algorithm method is proposed to optimize the prestress of suspen - dome

    本文採用振型分解應譜法和時程分析法兩種方法,對kiewitt型弦支穹頂預應力結構的水平和豎地震作用下的地震效應進行計算分析,並同現行的規范和規程的規定方法一10重力代表值簡化法計算結果進行了比較分析。
  5. Though much progress has been achieved in previous study, there still remains a lot to be studied and perfected. the thesis is devoted to study on the multi - ribbed slab wall, the main bearing member in mrss, including its mechanism, failure mode, aseismic capability, mechanical models, ultimate bearing capacity and aseismic design based on control. the paper mainly accomplished such work as follows : 1 ) based on test research on multi - ribbed slab wall, the paper proposed the member ' s failure modes under horizontal loads, analyzed the co - performance between the inner frame and the infilled silica bricks and that between the slab and the outer frame, discussed the wall ' s bearing capacity, rigidity, deformation, ductility and energy dissipation ability in different modes, and put forward a simplified mechanical model of the slab wall under vertical loads

    本文針對密肋壁板結構的主要受力構件? ?密肋復合墻體為研究對象,就其受力機理、破壞模式、抗震性能、三階段力學模型、極限承能力以及基於控制的抗震設計方法等進行了較為詳細的研究,完成的主要工作有: 1 )通過對密肋復合墻體在水平低周和單調作用下的試驗研究,提出了墻體的主要破壞模式;分析了框格與內部填充砌塊、墻板與外框的共同工作的受力特點;探討了不同破壞模式情況下墻體的承能力、剛度、變形、延性、耗能等抗震性能,並給出了豎作用下密肋復合墻體的簡化力學模型。
  6. Based on the resolving algorithm of continuous - layer method, the time order analyzing curves, acceleration curves and the response spectra of transfer function at the different points of the ground and at the same point on the different ground conditions are gained. it demonstrates that the responses of ground in x, y and z axial directions all change by time, and the obvious wave propagation appears in ground. for different observing points on the same ground condition, at more distant points from the load line, the less swings are found, that is to say, vibration possesses the obvious characteristic of attenuation

    基於分層法的解析演算法,得到了在不同點以及在同一點但不同地質條件下的時程分析曲線、加速度變化曲線和傳遞函數應譜,結果表明,地基土在x 、 y 、 z三個方的響應都是隨時間變化的,並且伴隨有明顯的波動現象產生;對于相同地質條件的不同觀察點,距離作用線越遠的地方振幅越小,即振動具有明顯的衰減性。
  7. Through shaking table test, in this paper the rule of the underground structure reaction to earthquake is summarized and the distortion of the structure and the mechanism of wreck are analyzed, especially the effect of overburden and the vertical earthquake to underground structure are studied

    摘要文章通過振動臺試驗,總結了地下結構地震應規律,分析地下結構的變形機制,並重點分析上覆土層和豎對地下結構動力性態的影響。
  8. Then the coupling beams with new reinforcement layout were made an inquiry into, and the improvement on the seismic behavior by coupling beams diagonally reinforced with a few rows in end regions was found out at last, based on the observations of the experimental phenomena and the analysis of the measurement result, and by the comparison of seismic behavior by making use of hysteretic response, ductility and energy dissipation behavior, a conclusion is presented : the code for design and construction of reinforced concrete high - rise structures ( the draft asked for advise hi 2000 ) ca n ' t ensure that the coupling beams have fairly good seismic ductility ; the result of improvement of the seismic ductility of the coupling beams by the increase hi stirrups besides the strengthen of longitudinal detailing reinforcement was n ' t obvious ; the coupling beams diagonally reinforced with a few rows in end regions have fairly good mechanisms, and the ductility and the behavior of energy dissipation are better than conventionally reinforced concrete coupling beams, so it is suitable to te tised in short coupling beams

    本文通過對三根小跨高比(均為l h = 1 . 0 )剪力墻洞口連系梁在低周作用下的試驗,了解了嚴格按《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)設計的連梁具有的抗震性能,研究了採取增大連梁配箍量同時加強縱構造筋的方案對抗震性能的影響,並進一步對新的配筋形式的連梁進行了探討,了解了在連梁梁端配置多排交叉斜筋方案對連梁抗震性能的改善。通過對試驗現象的觀察和量測結果的分析,利用?位移滯回曲線、延性和耗能性能等指標對各個試件的抗震性能進行了比較,最後得出結論: 《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)不能保證小跨高比連梁具有較好的抗震延性:通過增大連梁配箍量同時加強縱構造筋的方案對改善連梁的抗震延性的效果不太明顯;梁端配置多排交叉斜筋的連梁具有相對較好的受力性能,其延性和耗能性能等各項性能指標均優于普通配筋連梁,宜在深連梁中採用。
  9. Along - wind loading is digitally simulated with the aid of random vibration theory and used as load input of dynamic analysis of wind - excited tower

    本文利用隨機振動理論模擬了合肥電視塔的順風脈動風,並進行了合肥電視塔的風振應分析。
  10. Firstly the method of rayleigh - ritz and galerkin were adopted to analyze the beams under loading combined antisymmetric end moments with transverse uniformly distributed load theoretically, and the results were compared with that offered by kirby, p. a and nethercot, d. a, it showed that result was approximate and even lower and so to some extent the approach used in the paper is practice. secondly several principal factors that affect the beam stability were analyzed respectively, especially the shortening effect was mentioned scarely in some literature so far. at last, the author adopted the matlab to program the finite element software to analyze numerically, the results derived from it were agreed well with it

    本文分別採用了rayleigh - ritz法和galerkin法從理論上分析了對稱端彎矩及橫均布共同作用下樑的等效彎矩系數,並與kirby , p . a和nethercot , d . a分析結果進行對比,結果表明本文採用的方法得出的等效彎矩系數與其得出結果比較,在均布與端彎矩比例相差不大時基本接近或偏小,說明此方法是可行的,而當均布與端彎矩比例較大時,應根據均布作用進行彎矩等效方法來計算。
  11. First of all, the paper carried out test study on four two - spanned model members of fsmrcwb, including three 1 / 2 - scaled two - storeyed models and one 1 / 3 - scaled three - storeyed model. the study considered such factors as span ratio - l1 / l2, height - span ratio - hb / l of the beam, and cavity etc. the paper analyzed the test results, including analysis on mechanical property of the composite wall beam under vertical loads, and failure mode, deformation capacity, aseismic performance under horizontal loads and constant vertical loads

    首先,進行了三個兩跨兩層和一個兩跨三層的框支密肋復合墻梁的模型試件試驗研究,主要內容包括:框支密肋復合墻梁在豎作用下的受力性能,在豎與水平低周共同作用下的受力性能、變形性能、滯回性能和破壞形態,並將框支密肋復合墻梁試驗與框支砌體墻梁試驗進行對比分析。
  12. 5 results of an experimental investigation on shear behavior of l, t and + - shaped columns are presented. the effects of shear - span ratio, axial compression ratio, stirrup contents and loading direction on shear behaviors of l, t, and + - shaped columns are discussed. combining with test data of others, the formulas for shear strength of l and + - shaped columns are given

    5對l 、 t 、十形柱受剪性能進行了低周試驗研究,討論了剪跨比、軸壓比、配箍率、作用方對l 、 t 、十形柱承力和延性的影響,並結合他人試驗結果,提出了l 、十形柱的偏下線受剪承力公式。
  13. Nonlinear constitutive relations are discussed for analyzing the stress distribution, the appearance and development of the cracks, as well as the behavior of the boundary conditions of the two way slabs respectively. in the light of the experimental research on r. c. two way slabs under static loading, the behavior of yield line, the load deformation curves and the crack yield, plastic limit loads of slabs with different supporting conditions are studied

    根據映雙板混凝土材料非勻質性的本構關系,分析了雙板在作用下的變形、屈服、裂縫和破壞的形態特性,並對鋼筋混凝土雙板在不同支承條件下的塑性極限、正常使用撓度(曲線)和截面設計作了進一步研究。
  14. In cross calculation, the structure subject to cross force and the reverse force of elasticity support can be derived from the bottom elasticity support on each longitudinal beam ; then, with the elasticity reverse force as the loading reversed acting on the side walls and the middle longitudinal beam, the longitudinal beam subject to force can be calculated

    計算中,底部彈性支承在各縱樑上,可求得結構的橫受力與彈性支承力;然後將彈性力作為作用於側墻和中間縱樑上,進行縱梁的受力計算。
  15. According to the pseudo static tests on two specimens of transfer floor from inclined column to framed short - leg shear wall, which are subjected to the vertical loads and the horizontal cyclic loads, in this paper the stress distributions, final failure model of the specimens, paths of the load transfer and the mechanical behaviors of the transfer beam are studied in detail, the ductility and energy dissipation of the specimens are also specially studied

    摘要通過對兩榀框支短肢剪力墻斜柱轉換結構在豎及水平低周共同作用下的擬靜力試驗,分析了試件的應力分佈狀態、破壞形態、傳遞規律以及轉換梁的受力性能和試件的抗震性能。
  16. 6 experimental researches on two - directional shear behavior of l, t and + - shaped columns are undertaken. for l, t and + - shaped columns, the shear bearing capacity and ductility under two - directions is not worse than that under frame direction

    6對斜作用的l 、 t 、十形柱受剪性能進行了低周試驗研究,得出如下結論:對等肢l 、 t和十形柱,斜的延性基本等同或好於框架軸方,斜受剪承力高於框架軸方
  17. Firstly, with uniaxial symmetrical rectangle cross section, the warping displacement function and tangential displacement function under anti - symmetrical load are supposed. then taking shear deformation into account and with potential principle, the governing differential equation for distortion angle subjected to uniformly distributed distortion load is established

    首先,以單軸對稱矩形截面薄壁桿件為研究對象,假設其在對稱作用下翹曲位移和切位移的分佈函數,考慮剪切變形的影響,利用最小勢能原理建立單位均布畸變作用下的畸變角微分方程。
  18. After comparing between the finite - element analysis and experimental results, the author verified the fem. then according to the chinese code, the nonlinear finite model of the beam - to - column is established which are made of different size components. the responses of beam - to - column web moment connections which are made of different size components are compared and analyzed from three facets, and the conclusions about the joints behavior are drawn : thicken the connection plate, lengthen the connection plate or use a back - up stiffer can improve the connection behavior, consist of improving the behavior of load - supported and reducing the stress convergence in the flange moment plates

    本文根據我國規范的有關規定,自行建立了12個不同構件尺寸的樑柱腹板連接的三維有限元模型,對不同構件尺寸的樑柱腹板剛性連接節點在單作用下的應進行了研究,從結構的mises應力等值線示意圖、梁端加處的? ?位移曲線、翼緣連接板兩端的mises等效應力以及翼緣連接板與柱相連接的三邊的mises應力等值線示意圖四方面進行了比較與分析,從而得出了不同構件尺寸的樑柱腹板剛性連接的在受力行為上的結論:增加翼緣連接板的厚度、增加翼緣連接板的長度以及採用柱的橫加勁肋均可以改善節點的受力性能:提高節點的承能力;減小翼緣連接板內部與柱翼緣邊的的應力不均勻現象,從而避免試件過早地發生破壞。
  19. With the modeling method in this paper, it is showed that numerical load - displacement curves agree well with the experimental skeleton curves, and that the errors of crack load are bigger, but the cra

    分析表明:採用本文的建模方法,計算所得的?位移曲線與試驗所得的骨架曲線符合較好;開裂有的誤差較大,但開裂部位及過程與低周試驗中某一方所得的結果較為符合。
  20. 3. it has been clarified that the design of ceramic rocker arm pertains to reverse design. with this understanding, this paper expatiated in detail on how to seek out the working loads and design parameters of the rocker arm in reverse order by employing computer aided reverse engineering ( care ) technology in place of the conventional calculation model

    3闡明了陶瓷搖臂的設計屬于設計,並詳細描述了運用計算機輔助工程( care )技術替代傳統的分析計算模型對氣門搖臂的工況和設計參數進行求的一般方法。
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