cyclic load 中文意思是什麼

cyclic load 解釋
循環負荷
  • cyclic : adj. 1. 周期的;輪轉的,循環的。2. 【化學】環狀的;【植物;植物學】輪列的,輪卷的。3. 組詩的;故事始末的。
  • load : n 1 裝載,擔子;負擔;工作(負荷)量。2 (車船等的)裝載量;一馱,一車,一飛機。3 【電、機】(機...
  1. At last, the effect of the steel yield strenth, the yield - to - ultimate stress ratio, the shape and size of the access hole is researched. in conclusion, the finite - elenent model and the program adoped in this paper can well similate the response of beam - to - cloumn connections uder cyclic load

    本文所建立的模型及採用的程序能夠很好的模擬、研究在循環荷載作用下剛性樑柱連接的反應,為進一步研究剛性鋼框架樑柱連接的抗震性能打下了基礎。
  2. The main popular theoretical method adopted to study end - plate connection is finite element technique under monotonic loading at present. this paper applies nonlinear ( material, geometry and contact ) finite element method to analyze the behaviors of connections under cyclic load at fist time. contact elements are set between end plate and column flange, screw cap and neighborhood plane, bolt bar and hole

    對于端板連接的理論分析,目前國內外的研究主要局限在單向加載有限元分析范疇,本文首次採用三維非線性(包括材料、幾何與狀態非線性)有限元對端板連接進行了循環加載分析,端板與柱翼緣間、螺栓頭(帽)與相鄰板件間、螺栓桿與孔壁間都設置了反映邊界狀態的接觸單元。
  3. The method applied two elements to analyze the collapse mechanism and hysteretic behavior of eccentrically braced steel frames under cyclic load in structure at first time

    在整體結構中採用兩種單元較精確的分析偏心支撐鋼框架的滯洄性能及破壞機理的方法,在國內外均屬首次。
  4. This p aper aim at the project application, study on collapse mechanism and design criteria of eccentrically braced steel frames under cyclic load

    本文以工程應用為目的,研究和探索了各種典型的偏心支撐鋼框架在循環荷載作用下的滯洄性能和破壞機理,並提出了抗震設計對策和建議。
  5. Method of endurance test under cyclic load for spectacle frame

    眼鏡架在周期性負載下的耐久試驗方法
  6. This paper applies nonlinear finite element program bsnfem to analyze the behaviors of eccentrically braced steel frames under cyclic load. the study that comprehensive and systematic analyze the factor of links length, thickness of links flange, distance of links rib, thickness of links rib and angle of brace to be changed affect energy - dissipation capacity of d shape and k shape eccentrically braced steel frames have been some studied before. this paper fills the black in the filed factor of high - span ratio, brace stiffness and brace - to - beam connections to be changed affect energy - dissipation capacity of d shape and k shape eccentrically braced steel trames and any factor to be changed affect energy - dissipation capacity of y shape eccentrically braced steel frames

    對耗能梁段的長度、耗能梁段腹板的厚度、耗能梁段翼緣的厚度、耗能梁段加勁肋的間距、耗能梁段加勁肋的厚度、支撐的夾角等因素的改變對d形、 k形偏心支撐鋼框架耗能的影響,前人已有一些研究,本文對這些因素的影響進行了全面系統的分析,完善了理論分析的不足;而結構高跨比、支撐剛度、支撐與梁的連接形式等因素對d形、 k形偏心支撐鋼框架破壞機理的研究以及各種因素對y形偏心支撐鋼框架破壞機理的影響,則很少有人涉及,本文對此也進行了深入系統的分析,填補了這一研究空白。
  7. Based on test result of load - deformation hysteresis curve under cyclic load, fatigue damage variable is defined from energy angle, the change rule of fatigue damage is pointed out

    通過對循環加載下裂隙試樣滯回特性和滯回能試驗結果的分析,從能量的角度定義了損傷變量,並指出了疲勞損傷的發展規律。
  8. Both static and cyclic load tests are conducted for a same size specimen. the purpose is to find the effect on shear strength from different height - width ratio, and to get the shear resistance limit by static and cyclic loading. according to test results, the improvement suggestions for the wall details and design are presented in this paper

    同樣尺寸的二個試件分別在頂端進行水平單調加載和水平方向低周往復加載抗剪試驗一次,試驗目的是測試墻體的不同高寬比對抗剪強度的影響以及墻體在單調加載及低周反復加載兩種情況下的抗剪強度pu並做出比較,從而對墻體構造及設計提出改進建議。
  9. Analysis of settlement of composite foundation subjected to cyclic load

    循環荷載作用下復合地基沉降分析
  10. Based on a large numbers of model / simulation test of the intermittent cracked rock - like samples, fatigue strength, fatigue deformation and crack appear in preexisting cracks tips, the growth of crack, the pattern of crack coalescence are studied / analysed systemically by means of cyclic load and static load, in the course of the model test, the difference between cyclic load and static load of crack appear in preexisting cracks tips, the growth of crack and the pattern of crack coalescence are observed and analysed

    在試驗過程中,觀察並分析了循環加載方式下,預置裂隙端部裂紋萌生、擴展、巖橋貫通模式與靜載方式下的差異;探討了疲勞裂紋萌生、擴展的機理,分析了加載頻率、荷載水平對裂隙試樣疲勞強度、疲勞變形(總變形和不可逆變形)的影響規律。
  11. At last, take a three - storeyed and two - span reinforced concrete frame as example, its damage value under cyclic load at different time is computed by the program. and the damage evolution curve of different element and whole structure is also obtained. as result the damage evolution law of reinforced concrete structure under cyclic load is found, which provides basis for the study of collapsing mechanism of reinforced structure under seismic force

    最後,以一個三層兩跨的鋼筋混凝土框架為例,應用作者自編的程序計算了循環荷載作用下該框架結構在不同時刻的損傷值,並給出了其不同構件及整體結構的損傷演化曲線,揭示了循環荷載作用下鋼筋混凝土框架結構的損傷演化規律,為地震力作用下鋼筋混凝土結構的倒塌機制問題的研究提供了依據。
  12. On the other hand, they have been put into use in practical engineering in large scale. in this paper, beam - column joints strengthened with cfs have been study systematically. based on the experiments of five full - scale beam - column joints ( two non - seismic joints, one seismic joints and two non - seismic joints strengthened with cfs ) subjected to lateral cyclic load, the failure mode, ultimate capacity, hysteretic behavior, ductility factor etc. are compared and analyzed

    試驗中對5個足尺樑柱中節點試件( 2個非加固試件、 1個抗震試件、 2個加固試件)施加了低周反復荷載的試驗,分析比較了非抗震節點、抗震節點和cfs加固節點在滯回曲線、屈服荷載、極限荷載、延性系數、耗能系數等抗震性能上的差異。
  13. For a seismic shear capacity predictive equation for ductility reinforced concrete columns the shear tests of 10 columns and analysis under cyclic load have been made

    為此本文進行了10個框架柱試件的試驗研究,于國內首次對鋼筋混凝土框架柱塑性鉸區域剪切性能進行研究。
  14. 5. the truss - arch model is brought up to analyze the shear capacity of columns within yield hinge regions. the shear contribution of concrete and transverse reinforcement, the response of various displacement ductility factors under cyclic load is described

    本文還推導了框架柱塑性鉸區域橫向剪切變形計算公式,探討了塑性鉸區域剪切變形與彎曲變形成分隨加載循環次數增加而變化的規律。
  15. The framework and results of this study is thus summarized as follows : 1. analyzing the effect of the nonlinear parameters on seismic response. so far the g / g _ max - ( transient dynamical shear modulus over the maximum shear modulus vs. shear strain ) and the - ( equivalent shear hysteretic damping ration vs. shear strain ) curves are widely employed in the experimental method in studying soil dynamic property, supposing under equiamplitude cyclic load

    目前,人們利用實驗手段分析土體動力特性時給出的最基本的描述量是g g _ ( max ) ?曲線(等效動剪切模量與最大動剪切模量的比值隨應變幅值變化的曲線)及?曲線(等效剪切滯回阻尼比值隨應變幅值變化的曲線) 。
  16. ( 2 ) the failure mode, strength, stiffness, energy capacity and ductility of the columns with glass fiber reinforced polymer were described in details to investigate the seismic behavior and mechanism of columns under cyclic load

    而纖維增強塑料( frp )的復合材料加固方法由於其具有輕質高強、易於現場施工和良好的耐腐蝕性等優良性能,在工程界逐漸得到廣泛應用。
  17. A quasi - static experiment under low reversed cyclic load of three full - size cross - shaped specimens ( two specimens ' columns are steel tubes filled with concrete and another is an empty steel tube ) of diaphragm - through style beam - column joints is designed and conducted

    摘要設計了低周反復荷載作用下3個十字形足尺隔板貫通式樑柱節點試件(其中2個節點的柱子澆築了混凝土, 1個為空鋼管)的擬靜力試驗。
  18. Tests consist of three parts : material property test of panel, slippage coefficient test of bolt connection and cyclic load test of end - plate connections

    試驗共分3部分:鋼板單向拉伸試驗;連接抗滑移系數試驗和端板連接循環加載試驗。
  19. Constant amplitude reversed cyclic load tests were simulated with the aid of software msc / fatigue. fatigue life predictions can be made for this class of connection using relationships analogous to the well - known manson - coffin strain - life equation for metals

    本文使用msc / fatigue軟體進行了常幅偏移下的性能分析,類似於著名的manson - coffin公式,建立了所研究節點的塑性轉角和壽命的關系。
  20. 3. the action of main affected factors, such as axial force, shear - span ratio, transverse reinforcement amount and so on, are described in detail to study the shear behavior and mechanism of columns under cyclic load. 4. the shear contribution of concrete and transverse reinforcement as to the increasing of columns * displacement ductility level is also investigated

    詳細地分析了位移延性、循環次數以及剪跨比、軸壓比及配箍特徵值等因素對框架柱構件骨架曲線、荷載退化曲線、剛度退化曲線及構件滯回性能等的影響,得出了反復荷載下框架柱塑性鉸區域剪切受力性能的眾多試驗研究結果。
分享友人