earthquake effect 中文意思是什麼

earthquake effect 解釋
地震影響
  • earthquake : n. 1. 地震。2. 大變動,動亂。
  • effect : n 1 結果。2 效能,效果,效力,效應,作用,功效;影響。3 感觸,印象;外觀,現象。4 旨趣,意義。5 ...
  1. Clough, r. w., " reservoir interaction effect on the dynamic response of arch dams ", proceedings of us - prc bilateral workshop on earthquake engineering. vol. 1, august, 1982, harbin, china

    張楚漢、王綦正,緊水灘拱壩動力分析,拱壩技術(中國拱壩情報網刊物) , 1985年三期
  2. Abstract : this paper discusses some problems in design of brick masonry building with internal frame under horizontal earthquake effect t he problems of the distance of asemic cross wall, the caculation model of outer wall - colum and interal frame, some asemic load bearing capacity the author ' s vi ew is also presented

    文摘:本文就多層內框架磚房在水平地震作用下抗震橫墻間距、外壁柱和內框架柱的計算模型,與有關抗震承載力計算等問題進行了分析,並提出作者的意見。
  3. About the load, consider the vertical load, when under the action of water, consider the horizontal still water press, the press which erects to the surface of slide, and consider the effect of hydrodynamic load and earthquake. ( 3 ) the software about the frame design, apply the stiffening bar method and elastic foundation method to account the endogen

    對于荷載(或工況) ,考慮了外加垂直荷載;在有水作用的情況下,考慮了水平靜水壓力,垂直滑面的靜水壓力(也叫浮托力) ;考慮動水壓力的影響;同時也考慮了地震的影響。
  4. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  5. 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,計算分析了成層地基中單樁的橫向地震響應,得到了以下結論: 1 )上部結構慣性力對樁的橫向地震響應的影響不可忽略; 2 )成層地基中的單樁的橫向地震響應主要受地震基本加速度、場地特徵周期、上部結構質量的影響,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,樁基地震響應越大,等於自振頻率時,由於發生共振現象,樁基響應幅值最大; 3 )樁土剛度比越大,樁土之間的相對位移的幅值越大; 4 )樁頂固接的連接方式,可以有效地降低地震時單樁的橫向地震響應。
  6. 2. the finite element model of the structure was formed through reasonable simplification. and modal shapes were studied by using the famous program of ansys. 3. long span suspension arch bridges " responses to uniform excitation of earthquake were discussed. one dimension excitation and travalling - wive effect were introduced in this bridges with geometric nolinear being considered

    因此,研究懸索拱橋的地震響應,了解大跨度懸索拱橋在強烈地震動作用下的動力行為,對於此種橋型的實際應用具有很大的指導意義。
  7. The testing of earthquake effect caused by blasting in bedded rock

    層狀巖體爆破地震效應的測試
  8. The effect factors of boiler steel frame are analyzed, loads composition and structural distribution, also the design code and special value norm for load classification are discussed, mainly including state and live loads, wind and level earthquake

    分析了電站鍋爐鋼結構的荷載影響因素,提出合理的結構布置和荷載取值及其工況組合。分析了設計標準中的荷載分類及取值約定。
  9. It shows that hard layers barely affect the ground motion and can thus be neglected in general. the soft layers, on the other hand, can influence the ground motion greatly, i. e., seismic response will decreases when the period less than 0. 1s and it increases when period greater than 0. 3s, but it will not change significantly for the long period over 3s. therefore the whole effect of the soft layers on earthquake ground motion in fact depends on the characteristic frequencies input

    研究結果表明,硬夾層的影響很小,一般情況下,可以不予以考慮;軟夾層有較顯著的影響,其影響主要表現為:對周期小於0 . 1s的高頻段反應減小,對周期大於0 . 3s的較長周期段反應增大,而對周期長達3s及以上周期段反應幾乎無影響,因此,軟夾層對場地地震反應影響的總體作用是增大還是減小反應,取決于計算基底輸入地震動的頻譜特性。
  10. The records we used are mainly from three parts : strong ground motion data before 1992 ' s ; data from scec ( south california earthquake catalog ) ; nsmp ( national strong motion project ). after we developed the attenuation laws, we analysis the attenuation characteristics for the pga and sa with different damping ratio. here we mainly concentrate on the effect of the distance and the magnitude

    在回歸出中小地震的衰減關系后,本文對峰值加速度(水平向與垂向) 、加速度反應譜(阻尼比分別為0 . 005 、 0 . 02 、 0 . 05 、 0 . 1 、 0 . 2 )的衰減特性進行了分析,影響因素主要考慮了震級與距離這兩個方面。
  11. Weaker the synchronicity of inputted accelerations is, for example, smaller the velocity of earthquake wave is, stronger the multi - point effect is

    多點地震動的同步性越差,如地震波視波速越小,多點效應就越明顯。
  12. 3 the effect of soil layer construction on earthquake wave propagation the effect of soil layer construction on different waveform is not uniform

    3 、場地土層結構對地震波傳播的影響土層結構對不同類型的地震波的傳播有不同的影響。
  13. By calculating large quantity of examples, this text studies earthquake resistant behavior of tapered portal frame with pined bases and analyzes its natural frequency, natural period of vibration and vibration mode. by comparing interior forces of pillar top, beam end and span midpoint in two conditions that seismic action effect participates combination of forces and not when portal frame is n ' t changed, ensure conditions that combination of seismic action effect has controlling f unction during tapered portal frame design, and tapered portal frame demands anti - earthquake design

    本文通過大量算例分析,研究柱腳鉸接楔形變截面門式剛架的抗震性能,並對其自振頻率、振型進行了分析;通過比較地震作用效應參與荷載組合與不參與荷載組合兩種情況下,樑柱截面尺寸不變時,柱上端、梁端、跨中截面處的內力大小,確定在什麼情況下地震作用效應組合起控製作用,變截面門式剛架需要進行抗震設計。
  14. 7. horizontal earthquake acceleration is used in this paper for slope risk analysis ; the relationship between the safety factors under the earthquake effect and non - earthquake effect is obtained. the reliability index is expressed by the safety factor

    7 、將地震力效應以水平地震加速度的形式引進土坡的可靠度風險分析中,探求動力作用下土坡的動力安全系數與相應條件下的靜力安全系數的關系,並以安全系數來表徵土坡的可靠度。
  15. The one side of some hillside limestone quarry is high bedded rock slope, so the stability of this slope is a primary problem of mine safety, and the earthquake effect caused by blasting is one of great factors influencing slope stability

    摘要某山坡露天石灰石礦的一側為順層巖質高邊坡,其穩定性是礦山安全的主要問題,而影響邊坡穩定的主要因素之一是爆破地震效應。
  16. Due to the job location of underground engineering in city are mostly stand in the centre of city, especially these large city in which the landform are complicated, the population are numerous and surrounding buildings are dense, which make the construction more difficult and the earthquake effect by blast may endanger the safety of surrounding environment in projects

    由於城市地下工程施工地點多在城市中心地帶,特別是一些大城市的中心地區,地形復雜,人口眾多,周圍建(構)築物密集,在實際的爆破工程中,使得施工難度增大,爆破產生的地震效應可能危及周邊環境的安全。
  17. The deformation of the structure mainly focused on the isolated layers and the superstructure shift as a whole. the interlayer displacement of the isolation system is far low. the earthquake effect of the base - isolated structure is dicided on the horizontal stiffness and elastic and plastic capability of the isolated layer, the base shear, the interlayer shear, th ' e interlayer displacement of the isolation system is far lower than the result of the base - fixed system under the same condition of the superstructure

    橡膠墊隔震結構在水平地震作用下的反應以「整體運動」為主,結構位移主要發生在隔震層,上部結構的層間位移很小。隔震結構的地震反應主要決定於隔震層的剛度和彈塑性性能。其中,隔震結構的基底剪力,上部結構的層間剪力在多遇地震下,比不隔震時均有所降低。
  18. Blasting earthquake effect on slope stability of open - pit is an extremely obvious and complicated problem

    爆破地震效應對露天礦邊坡穩定性影響是一個極其明顯和復雜的問題。
  19. The study indicates that the base - isolated structure has reduced the horizontal stiffness and enlarges the self - vibration period. thus, makes its frequency far away from occur with the place earthquaking. therefore, these will reduce the horizontal earthquake effect

    理論分析研究表明:基礎隔震結構由於在房屋的基礎頂面設置柔性的橡膠墊,從而降低了隔震結構的水平剛度,增大了結構的自振周期,使其遠離與場地發生共振的頻率段,因此也就降低了結構的水平地震作用。
  20. How to form the more accurate lateral loads used in push - over method is also discussed. the frame structure is simplified to a serial multi - degree - of - freedom system, which is then be used to calculate the earthquake effect ratio and horizontal earthquake load on each story according the response spectrum method

    這些作用被作為push - over分析中的側向荷載加到框架模型上,分級加載,進行彈塑性計算,得到地震作用下的內力分佈和變形情況,為抗震設計提供依據。
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