荷載階段 的英文怎麼說

中文拼音 [zǎijiēduàn]
荷載階段 英文
load stage
  • : 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 ...
  • : 名詞1. (臺階) steps; stairs 2. (等級) rank 3. [醫學] (耳蝸的三個螺旋管的任一個) scala 4. [數學] order 5. [地質學] stage
  • : Ⅰ量詞(部分) section; segment; part; paragraph; passage Ⅱ名詞(姓氏) a surname
  • 階段 : stage; phase; period; gradation; bench
  1. Many survey data refer to mortal down load and sedimentation be produced due to the negative friction in pile foundation. the inequable sedimentation endanger the pile foundation greatly

    國內外一些實測資料表明樁基礎在使用負摩擦力可能產生非常大的下拉和沉降,尤其產生的不均勻沉降對基礎危害最大。
  2. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-曲線,同時對油泵定子成形過程的影響因素等進行了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進行比較。
  3. Solving the wire loop profile for which nonlinearity mainly caused by plastic - elastic forming is a challenging work, a finite element model has been proposed to simulate the wire loop profiling, in which beam23 has been selected as calculating unit, and the trajectory of capillary is divided into many displacement loads and applied on the wire step by step

    摘要針對引線成形過程中的材料非線性和幾何非線性問題,選用塑性變形梁beam23單元建立有限元模型,通過時引線分分步施加位移模擬鍵合頭的運動軌跡,求解得到相應的引線輪廓形狀。
  4. Finally, attitude stabilization control of the satellite and pointing precision of the payload are researched in the phase of infrared camera tracking object

    第三,在紅外相機跟蹤目標,研究了星本體的姿態穩定控制以及有效的指向精度問題。
  5. The first step is form finding ; the second is load analysis ; the last step is cutting pattern design. the first and the last step are the most important

    第一是找形設計;第二分析;第三個是裁剪分析
  6. The third part is cutting pattern finding. in this section, the whole surface of membrane structures is divided into several membrane strips. then the strips are developed into plane to get the cutting pattern on the membrane roll

    第三是裁剪設計,其目的是將已經通過分析的三維膜曲面轉化成離散的平面膜片,在市售的薄膜卷材上進行下料分析,獲得可以施工的裁剪下料圖。
  7. In redundancy structure, the structure ' s distortion and strain will change along with time because of creep. according to the characteristic of concrete ' s creep, the creep grows quickly in the concrete " earlier age. for the long of bridge ' s construction period, the concrete ' s age of different part are discrepantly

    在超靜定結構中,結構的變形和內力都會因徐變而隨時間不斷變化,對于實際的工程結構,結構的整體總是分建造起來的,某些(如自重)也是在結構建造過程中分作用在不斷生長的結構上的。
  8. 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反復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,並給出了豎向作用下密肋復合墻體的簡化力學模型。
  9. Through the research and analysis on the three aspects concerning the base interface of the pavement panel, crack accumulation, expansion in the pavement panel and interaction between spring plates on the road surface as well as its damage on the road fatigue, it is first brought forth that the process of fissures and breakage in the cement concrete pavement can be divided into three stages, i. e. stage of initial crack formation and damage in the bottom of the pavement slab, stage of accumulation, intensifying & expansion in ruptures from load during the time of use and stage of fissures & breakage in the pavement

    通過對路面板底界面開裂、路面板中裂縫積聚、擴展和路面表面車板相互作用及其對路面疲勞破壞的影響等三個層面的研究和分析,首次提出水泥混凝土路面的開裂和破壞過程可以分為三個,即路面板底初始損傷西南交通大學博士研究生學位論文第11頁和早期裂縫的形成、使用期間作用對路面造成的開裂損傷累計、加劇和裂縫擴展以及路面斷裂破壞
  10. All results of analyzing, calculating and wind tunnel test indicate the vibration of yamen bridge pylon were rather serious, so it is necessary to control the wind - induced responses during construction

    計算和風洞試驗均表明,在風作用下該橋塔橫橋向抖振響較為嚴重,需對獨塔施工的橫橋向抖振響應進行控制。
  11. Concrete elastic modulus and concrete creep and shrinkage variety at different time are reckoned in by using time increment analysis method and concrete creep and shrinkage secondary force is calculated by using effective elastic modulus. bridge stability analysis program is developed on the base of structure matrix displacement method, the program adopts visual basic language, has friendly interface and visual data input windows. the buckling safety factor of currently finished structure is given as result

    為計入混凝土彈性模量的變化及混凝土徐變收縮隨混凝土的齡期與外時間不同而變化的影響,採用時間增量法對每個計算根據其內時步數進行循環,以計算時內彈性應力、應變增量和徐變、收縮產生的應力應變增量,利用有效彈性模量法計算混凝土徐變收縮次內力,在此基礎上,結合結構矩陣位移法的基本理論編制開發了計入混凝土時效效應的高墩大跨徑橋梁穩定分析程序。
  12. ( 6 ) conclusion was obtained by the analyzing the mechanics environment and the stability of the lanslide on the right bank after the dam built : the value of the rock mass stress increased and the tensile stress region obviously reduced, the direction of the principal stress was unchangeable the dam and the landslide were stable under the dangerous condition ( the reservoir and at the same time the earthquake was viii ), but when the water lever suddenly fell and did not think of other force, safe factor evidently reduced, the dam and the landslide will be destroyed under the most dangerous condition ( the water lever suddenly fell and at the same time the earthquake was vi ) ; the stability of the landslide will be destroyed by the horizontal thrust under the most dangerous condition or ; the physical and mechanical parameter will be reduced due to long period filter, the landslide will be destroyed too

    ( 6 )建壩工程條件下河谷巖體力學環境分析及右岸古滑坡體的穩定問題分析得出:建壩后河谷的巖體應力量值明顯增高,同時左岸的張應力區的范圍及量值明顯減小,主應力的方向依然與模型的底邊界垂直;大壩建成后逐漸蓄水以及同時考慮本區最強地震力的作用等各種不同的工況條件時,滑坡體及壩體總體上仍處于穩定狀態;水位驟降時,在未考慮其他外力作用的情況時,滑體的安全系數將顯著降低。若考慮水位驟降及本區最大地震力的共同作用,壩體將在滑坡體下滑推力的作用下產生破壞;建壩后水平推力對右岸古滑坡體穩定性的影響分析可以看出,在最危險的工況條件下,壩體及滑坡體也將處于臨界狀態;在長期滲透變形的作用下,由於滑帶的物理力學參數的降低而有可能導致壩體失穩破壞。
  13. Basing on rc simple supported beam the study of the paper is modal analysis using the finite unit software ansys, and the relationship among the transformation of vibration frequency, value of attached load, position of attached load, degree of damage, position of damage is discussed

    本文利用大型有限元軟體ansys針對工程常用的鋼筋混凝土梁橋進行了模態分析,討論了振動頻率的變化與附加大小、附加位置、破損程度、破損位置之間的關系,研究了混凝土梁橋從完整到破壞振動頻率的變化規律。
  14. Firstly, the shear and normal stresses of tapered members under the transverse load or axial load are analysed, and the stresses formulas are obtained which are different from those of the prismatic ones. secondly, research is done on the in - plane inelastic stability of tapered members under axial loads about strong axis and weak axis. a new design method is suggested in which the tapered member is equivalent to the prismatic member with the cross - section at the larger end of the tapered member

    同時由分析可知,目前採用的將變截面壓桿按照彈性極限等效的原則等效成以小端截面為準的等截面壓桿的設計方法,在彈塑性低估了壓桿的承力,即彈性等效的壓桿在彈塑性並不等效,實際變截面壓桿的承力比等效的等截面壓桿的承力要高。
  15. In this paper, the three level fortification criterion, two stage design method and the elastic response spectrum theory are adopted, and the program of nba ( the program of nonlinear - aseismic analysis for beam bridge ) is used to calculate. through gathering, analyzing and calculating a lot of bridge design materials, this paper induces a simple way to calculate the relative displacement of the beam and the pier, and then according to the current design method, it concludes a better design principle of the supporting length of the beams. at the same time the dynamics is adopted to put forward the design method of the carrying capacity and the lengthen of prestress wire ( steel bar ) falling - off prevention structures of highway bridges

    本論文採用三水準設防、兩設計方法、彈性反應譜計算理論,運用橋梁結構非線性地震響應分析程序nba ( theprogramofnonlinear ? aseismicanalysisforbeambridge )進行計算;通過收集大量的實橋設計資料,經分析計算,歸納總結出計算上下部結構相對位移的簡便計算方法;並綜合國內外的經驗值,提出梁的支承長度se的設計原則;同時運用動力學突加的原理,推導分析了預應力鋼絞線式(鋼棒連接式)落梁防止裝置設計承力的計算方法和設計伸長量s _ f的取值;最後本文通過實橋計算,說明了落梁防止系統設計的方法。
  16. The error accumulation caused by the errors of modal vectors is banished and an emendation to the classical modal model is conducted, due to the extraction of the independent contribution of each mode by means of the orthogonality of the modal filter

    通過對離散模態濾波器的改進,避免了重構模態向量誤差引起的識別誤差積累,從而實現了對經典識別模態模型的校正。
  17. Based on state - vectors load transfer method, this paper presents a new reliability analysis method of bored pile settlement. in the light of the eight full - scale piles, tests of the uncertainty analysis of pile settlement calculating by the new method is given. at last, this paper also analyzes the reliability of one of the eight piles

    根據樁周阻抗三理論,提出了用傳遞計算單樁沉降可靠度的方法,根據8根試樁靜試驗及其原位測試資料,對該方法計算模式的不定性作了分析,並對其中一根樁的沉降進行了可靠度計算。
  18. Through comparing and analyzing of bearing capacity, development of crack and strain of reinforced, the results show that the load - deflection plots f or specimens from the finite element analysis agree well with the experimental data, and choosing the rightful stress - strain relationship, utilizing ansys program, the test process can be well simulated. at the same time, making used of the program, the traditional shear wall is analyzed. it shows that comparing with the traditional shear wall, the hollow shear wall ' s cracking load drop 16 %, yield load and failure load drop 13 %, stiffness drop 13 % ~ 22 %

    其次在試驗的基礎上,將試驗手、有限元數值模擬方法和理論分析結合起來,利用有限元程序ansys對其中的兩片墻板進行非線性有限元分析,並對前後的承性能,裂縫發展、鋼筋應變進行了比較和分析,結果表明有限元節點模型分析的-位移曲線和試驗測得數據符合良好,選用合理的材料本構模型,利用ansys可以較好的模擬試驗過程;同時利用有限元模型對比分析了普通剪力墻和空心剪力墻,空心剪力墻與普通剪力墻對比,其開裂下降16 ,屈服、極限下降13 ,剛度下降13 22 ,開裂至屈服、屈服至極限荷載階段的剛度衰減規律與普通剪力墻基本一致,空心剪力墻的後期剛度比較穩定。
  19. The friction coefficient, critical vertical loads and critical frictional resistance strength have been worked out by means of the pullout tests under the different vertical loads, analysis of frictional characteristics between soil and material and analysis of the different work mechanism between direct shear test and pullout tests. the creep characteristic parameters of some typical reinforcement materials have been obtained by the creep tests under the loads for a long time and the rheological analysis

    對幾種典型筋材在不同法向下進行了拉拔試驗,並進行了筋材與土介質的界面摩擦特性分析,直剪試驗與拉拔試驗不同機理分析,找出了影響摩擦特性試驗結果的主要因素;得出了筋材在工作荷載階段的摩擦系數、臨界法向中南大學博士學位論文和臨界摩阻強度。
  20. And the displacement control of the leaf spring center was transferred to the displacement at load point. then after the load step options configuration, the leaf spring stress circulation under cycle loadings was calculated. the model was validated by the result compare between the rigid extracted from the simulation results and the one out of the rigid test of the leaf spring

    使用加頭和簧片的接觸行為來模擬加狀況,並將對簧片中心的變形控制轉換為對加點的位移約束,然後利用步選項配置完成一個循環,由此計算出加下鋼板彈簧內部的應力循環。
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