震動荷載 的英文怎麼說

中文拼音 [zhèndòngzǎi]
震動荷載 英文
seismic load
  • : Ⅰ動詞1 (震動) quake; shake; shock; vibrate 2 (情緒過分激動) be greatly excited; be deeply ast...
  • : 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 ...
  • 震動 : shake; shock; vibrate; quake; chatter; tremulation; succussion; oscillation
  1. The increasing availability of high-speed digital computers has initiated a trend whereby earthquake loads are represented by dynamic loads.

    高速數字電子計算機的效用日益增長,它開創了一種將地表示為的趨向。
  2. 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(或工況) ,考慮了外加垂直;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) ;考慮水壓力的影響;同時也考慮了地的影響。
  3. There are certain difficulties in studying the failure process of frangible materials such as concrete, rock, etc which are caused by dynamic loads such as collision, earthquake, exploding, etc by those current exited numerical methods like finite element method etc. so in order to solve such a problem we should introduce certain new numerical analysis method

    現存的一些數值方法如有限元法等在研究混凝土、巖石等脆性材料在沖擊、爆破、地作用下的破壞過程問題中存在著一定的困難。因此,對於此類問題需要新的數值分析方法。
  4. Dynamic loading is produced by seismic forces, non-steady wind, blast, reciprocating machinery.

    是由於地力、不穩定的風、沖擊波,往復式機器所產生。
  5. 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變化的規律; (二)通過單柱承力試驗,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、極限承力、極限變形等參量; (三)通過柱架低周反復試驗,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力和極限變形、及榫卯減振參數; (四)通過斗?低周反復試驗和受壓試驗,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?抗壓極限承力及受力變形規律; (五)通過抬梁式殿堂間架模型振臺試驗,測定了殿堂木構架結構自振周期,地反應振形、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。
  6. Considering special form of the boiler frame, the reconstruction and enforcement method, in addition dynamic analysis are given by particular steps : establishment of the model of boiler steel frame, determination of earthquake loads and distribution form, and anti - side force system for the frame to model and analyze, involving loads on the frame and above it, earthquake loads, damping, sway control installation, hanging bar and plate beam

    考慮鍋爐構架鋼結構的特殊形式,研究並提出了電站鍋爐鋼結構改造加固研究方法,及力分析的具體步驟:建立了鍋爐鋼結構力分析模型、地分析方法、建立了鍋爐鋼結構布置型式、及整個鍋爐鋼構架抗側力體系模擬分析方法。具體包括:鋼構架本體及構架上、地與阻尼系數確定、制晃裝置確定、吊桿與大板梁簡化。
  7. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受力性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向下靜力試驗以及擬力試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預應力和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲線以及等效粘質阻力系數等抗性能的比較,並進行了彈塑性力分析.試驗和分析結果表明,配置預應力和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的設計建議
  8. The polymer - geogrid reinforced earth seismic characteristic from the analyse of the fea and the model experiment is a good base of deeply researching polymer - geogrid reinforced earth walls under earthquake and is referable to the preparation for design specification of geogrid reinforced earth walls subjected to seismic loadings

    本文通過有限元方法和模型試驗分析得出的土工格柵加筋土力行為特性,為將來進一步研究塑料土工格柵加筋土擋墻的力行為特性打下基礎,並將對制定土工格柵加筋土擋墻結構設計規范地部分有一定的參考價值。
  9. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,水的活是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的有效應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化,從而使對作用於滑坡體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地以及庫水位由175m調節下降至145m等各種不同情況的有機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用的計算方法,使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計算更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  10. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    ( 2 )利用小型振臺進行了k _ 0固結狀態下粉土的振液化模擬研究,通過分析正弦作用下的試驗資料,驗證了粉土的孔隙水壓力增長模式的合理性;從微分方程推導了基於土體振臺模型試驗的相似律,並從模型實體、孔壓時程曲線和相似律等方面做出了分析,得出了如下結論:在小型振臺試驗中,模型箱中的粉土都發生了液化,液化的時刻和輸入加速度幅值有關,而對頻率的變化不太敏感;粉土在相當於8 9度地烈度的加速度幅值作用下可能產生嚴重的液化;孔壓的增長曲線形狀與施加的有關:當施加為由小到大的形式時,曲線形狀為上凹的曲線;當施加為等幅的正弦幅值由大到小時,曲線形狀為上凸的曲線,且逐漸趨于穩定。
  11. The large concrete structures, such as bridges, safety hull of nuclear power plants, sea oil plateforms et al. are subjected to not only static loads, but also dynamic loadings such as vehicles, nuclear power, wind, wave, water flow and violence earthquake

    許多大型的混凝土結構工程,如橋梁、核電站安全殼、壓力殼、海上採油下臺等,不僅受到靜的作用,還要受到諸如車輛、核力、風、浪、水流和強烈地的作用。
  12. The dynamic loading resulting from blast, gusts of wind, or seismic forces is generally not harmonic.

    由於沖擊波,陣風或地力所產生的一般不是諧和的。
  13. The preferences are analyzed, pipe ’ s parameters such as depth, thickness, pipe diameter, and mechanical property of material ; soil parameters such as soil types, internal friction angle, pipe - soil interaction ; fault ’ s parameters such as fault types, fault throw, fault drop, fault - pipe angle, mechanical property of material ; load types such as gravity force, linear displacement load, seismic load and seismic wave. some conclusions are drawn from the calculating results : when buried pipes cross fault, pipe ’ s embedded depth should be shallow, and big pipe diameter and thick wall should be selected. avoid the site where fault moves severe, and select suitable pipe - fault angle

    在有限元三維模型建立中考慮的因素有:管道自身參數如管道埋置深度、管壁厚度、管徑、管道材料等;巖土材料參數如土體類型、巖土的內摩擦角、管土相互作用等;斷層考慮有斷層類型,斷層斷距,斷層錯距離,斷層與管道的交角,斷層材料的考慮等;分別考慮靜,其中包括線性位移加、地力加和地波加等。
  14. The study of consolidation of layered saturated soils under variable loading is an important issue to geotechnical engineering. it is also of great value to the development of the elastodynamics and is very helpful to the analysis and design of foundations subjected to dynamic loads, such as vibrating machines and seismic waves. some aspects about this problem are studied in this dissertation

    下成層地基的固結問題一直是巖土工程界不論在理論方面還是實際方面的重要課題,它不僅對于彈性力學的發展有著重要的學術價值,而且對機器基礎及地作用下基礎的分析和設計具有重要的指導意義。
  15. The study of dynamic interactions of foundations and grounds on half space has been the focus on the mechanics and engineering fields. it is of great value to the development of the elastodynamics and is very helpful to the analysis and design of foundations subjected to dynamic loads, such as vibrating machines and seismic waves

    半空間地基與基礎的力相互作用問題的研究一直受到力學界和工程界的關注,它不僅對于彈性力學的發展有著重要的學術價值,而且對機器基礎及地作用下基礎的分析與設計具有重要的指導意義。
  16. ( 4 ) by maximum equilibrium analysis, f1, f35, f3 fault crush in the man ? ade slope is in maximum equilibrium condition under natural load case, under rain or earthquake load case, it will be destroyed

    泄槽段邊坡在f35 、 f1 、 f3斷層出露部位天然條件下處于極限平衡狀態,在地震動荷載或暴雨作用下工程邊坡將失穩破壞。
  17. In kinematics similarity test, test simulates specimens in earthquake action. by the hysteretic curve, anti - seismic property of t - shaped and l - shaped short - leg shear wall can be realized

    並且研究了在作用下混凝土等級、截面配筋率和墻肢截面高厚比等因素對短肢剪力墻抗性能的影響。
  18. Subway can be damaged and lose its functions during earthquake arid tremendous vibration of metro trains

    摘要地及地鐵列車振在一定情況下會對地鐵造成破壞甚至使其功能喪失,產生嚴重的後果。
  19. In this paper, the author introduces the recent research achievements, including the patterns and characters of damage in subway stations, subway section tunnels and subsoil under earthquake or the train vibration load, discusses some preventive measurements

    介紹了近年來這方面的研究成果,包括在地及列車振作用下地鐵車站、區間隧道及地鐵地基破壞的形式、特點及防治措施。
  20. Many civil engineering structures exhibit hysteretic behaviors when subject to severe dynamic loads, such as strong earthquakes

    在實際結構中,很多土木建築在遭受到強烈地之類的時,存在遲滯非線性現象。
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