混凝土壓載 的英文怎麼說

中文拼音 [húnníngzǎi]
混凝土壓載 英文
concrete ballast
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
  • : 壓構詞成分。
  • : 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 ...
  • 混凝土 : concrete; beton; jetereting混凝土壩 concrete dam; 混凝土板 concrete slab; 混凝土標號 concrete gra...
  1. Based on the analysis of mechanism for joint region, the " frame - wall " and " aslope compression stub column " mechanical models and yielding patterns of core zone of the joints are set up. the shear load - carrying formulation for joint core zone is also given in terms of plastic ultimate analysis. and then, the comparisons between the formulas given in this paper and that of chinese design code ( draft ) and nonlinear fem as well are presented

    對節點核心區的抗剪,通過受力機理的分析,建立了鋼「框架剪力墻」加「斜短受力體系及其屈服機制,根據塑性極限分析,給出了節點核心區抗剪承力計算的迭加公式, 《規程》公式和非線性有限元近似模擬分析結果進行了比較。
  2. The capacity of normal section for high - strength concrete members

    鋼筋矩形空心截面偏心受構件正截面承力計算
  3. Limit state design of normal section bearing capacity of bending members with frp bars

    鋼筋偏心受構件正截面承力的迭代計演算法
  4. Compared with the mud on wall form hole technology, clash stake technology or vibration sink pipe technology used in complex foundation stake forming, it has advantages of no vibration, no pollution, and no noise. in addition, since the concrete pressed into the drill stem sent vibration free concrete to the pump, so it is eas y to ensure the quality of the stake body. compared with the mud on wall and dry work form hole technology, the side obstruction and end obstruction of screw drill press concrete stake have all been accordingly improved, the weight bearing is better, and the transmutation of the complex foundation is less

    其中,螺旋鉆孔成樁技術自研製以來,已在多項復合地基工程中進行了應用,較好地解決了軟弱地層成孔困難的問題,適應地質條件范圍廣,成樁速度較快,工期短、工效高;與復合地基成樁時的泥漿護壁成孔工藝、振沖樁工藝或振動沉管工藝施工比較,具有無振動、無污染、無噪音的優點;另外,入鉆桿內的為泵送免振,因此樁體質量易於保證;與泥漿護壁和干作業成孔工藝相比,螺旋鉆孔成樁的側阻和端阻都有相應的提高,樁的承性能較好,復合地基的變形較小。
  5. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外,本文採用隨機有限元方法,將圍巖容重、側力系數、垂直荷高度或埋深、圍巖的彈性抗力系數、支護結構的彈性模量、容重、結構的厚度以及的抗扭與抗強度等與襯砌結構有關的幾何與物理力學參數作為隨機變量,應用蒙特卡洛理論進行計算機隨機取樣,對雪峰山隧道模注襯砌的承力與穩定性的可靠度進行了初步評估,得出了襯砌的相關位移與內力的均值和方差,並計算出了相應的襯砌結構可靠指標。
  6. The shear mechanism, failure mode, deformation capacity, bearing capacity and the reliability of the anchored angle steels of the wrapped steel concrete cast - in - site frame typical story exterior joints under the middle and high axial compression ratio ( n = 0. 3, 0. 5, 0. 6 ), the working performance, failure mode, and the shear capacity of top story joints under the crack moment, the hysteresis characteristic and the dissipation energy capacity of the test joints are all analysed based on the 1 / 4 model pseudo - static tests of five specimens of wrapped steel concrete cast - in - site frame exterior joints, which varied in axial compression ratio, distribution of the beam angle steels and the stirrup ratio

    基於上述分析,本次試驗通過五個外包鋼邊節點1 4比例模型的偽靜力試驗,以柱的軸比、梁角鋼布置形式、配箍率等為主要參數,分析外包鋼現澆框架一般層邊節點在中高軸比( n = 0 . 3 、 0 . 5 、 0 . 6 )條件下,節點的抗剪機理、破壞模式、變形能力、承能力和角鋼錨固的可靠性;分析了頂層邊節點在張開彎矩作用下的工作性能、破壞模式和抗剪承力;分析了試驗節點的滯回性能和耗能能力。
  7. Here we obtain the strain compatibility method ande equilibrium of forces and concepts of fracture mechanincs, they can be used to predict the ultimats strength in flexure that can be achieved by such elements, given the cfrp cross - sectional area, or conversely, the required cfrp cross - sectional area to achieve a targeted resisting moment of rehabilitated flexureal elements

    Cfrp加固梁在承受彎曲荷時的破壞是鋼筋屈服后碳纖維斷裂和鋼筋屈服后碎。本文通過應變相容方法和對破壞機理的定義,由給定的cfrp橫截面積預測加固梁的極限彎曲強度;或者相反,在已知加固梁的極限彎曲強度時可以求出所需的cfrp橫截面積。
  8. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷作用下的抗震性能試驗研究,比較了不同軸比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  9. Experimental study of the aseismic behavior of self - compacting high strength concrete frames

    圓鋼管彎長柱非線性屈曲承力的理論研究
  10. The parameters in the study included the fire duration time, the axial load level, the section type and the strengthen method. the ultimate lateral strength, flexural stiffness, dissipated energy and ductility of the columns were compared and analyzed. ( 2 ) based on the stress - strain relations for steel and concrete after high temperature and the temperature field in the structural member, fiber - based model was developed to calculate the hysteretic moment ( m ) versus curvature ( ) relations and the lateral load ( p ) versus lateral displacement ( ? )

    ( 2 )在確定高溫后鋼材和在往復荷作用下的應力-應變關系以及構件截面溫度場的基礎上,考慮力-溫度-時間作用路徑,建立了火災后鋼管彎構件滯回性能的理論分析模型,對火災后鋼管構件的彎矩-曲率( m - ) 、荷-變形( p - )滯回關系曲線進行了分析,計算結果與實驗結果總體上吻合較好。
  11. By changing the parameters of stirrups ratio and axial load ratio, 6 high strength concrete ( hsc ) columns are tested subjected to cyclic lateral load. the baring capacity of hsc columns with new form of stirrups are compared with hsc columns with normal form of stirrups. load - displace relation curves are obtained

    本文以體積配箍率和軸比為主要控制參數,對不同配筋模式的6根高強彎構件進行了低周水平反復加試驗,得到了箍筋約束的荷?位移滯回曲線。
  12. At first, the experiment carried out by tianjin university has been analysed according to the " nonlinear balance trying calculation " method, and the values of yield load and ultimate load agree with the test result better, and the curve of bending moment - curvature, bending moment - deflection can agree with the results. the second, the simplified formula for evaluation the ultimate flexural capacity of cfrp strengthened rc members is presented according to the three probable failure modes ( compression failure ; cfrp rupture ; crushing of the concrete in compression before yielding of the reinforcing steel ). it is applicable to both singly and doubly reinforced rectangular sections, as well as flanged sections

    首先利用鋼筋非線性平衡試演算法對天津大學試驗進行了理論分析,所得分析值與試驗結果相比,加固梁的屈服荷、極限荷能夠很好地吻合,彎矩曲率關系曲線及彎矩撓度關系曲線較為吻合;其次,為了滿足實際工程的需要,根據碳纖維布加固構件可能發生的三種破壞形態(碎破壞、碳纖維布拉斷破壞以及受拉鋼筋尚未屈服時碎破壞) ,區別三種鋼筋構件截面形式(單筋矩形截面、雙筋矩形截面、 t形截面) ,分別給出了碳纖維布加固構件抗彎承力的簡化計算公式和適用條件,並進一步探討了這三種截面形式下進行加固設計和復核的步驟。
  13. Based on the test results, the failure mechanism, the factors affecting the strength and ductility of these columns are analyzed. a fortran program is compiled to calculate the load - displacement skeleton curve

    編寫了計算彎構件非線性全過程分析的程序,計算了高強彎構件在低周水平反復加時的荷?位移骨架曲線,與實驗結果進行了對比。
  14. In this thesis, the experimental research of the behavior of high strength concrete axial compression columns and eccentric compression columns under non - uniform temperature field are conducted. from the experimental analysis, the variational regularity of ultimate load capacity and deformation of high strength concrete compression - flexure members under non - uniform temperature field is obtained. the influences of different factors including temperature, stirrup contents, strength grade of concrete, pre - loading level, eccentricity and different loading - temperature paths to refractory capability of members are investigated

    文中還對高強軸心受柱和偏心受柱在不均勻溫度場下的力學性能進行了試驗研究,通過試驗分析了高強彎構件極限承力和變形在不均勻溫度場下的變化規律,考察了不同升溫溫度、箍筋用量、強度等級、預加荷水平、荷偏心以及荷?溫度途徑等對構件耐火性能的影響,通過試驗量測,得到了構件的截面溫度場。
  15. According to monotonic p - relations for cfrst, the parameters such as axial compression ratio, slenderness ratio, steel ratio, steel strengh and concrete strength, which affect p - hysteretic curves, are analyzed. 3

    並通過數值計算的荷-位移單調曲線,分析軸比、長細比、含鋼率、鋼材強度、強度、截面寬厚比、強弱軸等參數對矩形鋼管彎構件p -滯回關系曲線的影響。
  16. Cfrp strengthening of concrete beams can fail when steel yield - concrete crushing and steel yield - cfrp tenside rupture

    Cfrp加固梁在承受彎曲荷時的破壞是碎、鋼筋屈服、碳纖維未拉斷。
  17. The assumption about deformation character and constitutional relationship of high strength concrete and reinforcement under elevated temperature is proposed making use of the general regularity of high strength concrete compression - flexure member. the ultimate load capacity and deformation of high strength concrete compression - flexure members under elevated temperature are analyzed by means of full - range and non - linear analysis method. the computing results and test data are in good agreement

    根據高溫時高強彎構件的一般規律,給出了高溫時高強和鋼筋變形特徵的假設和本構關系,利用全過程非線性分析方法分析了高溫時高強彎構件的極限承力和變形,計算結果與試驗結果吻合較好。
  18. 3. by checked the results of experiment against the results of simplified calculating formula, discuss representative design methods of concrete filled steel tubular columns in different codes. based on the result of experiment, this paper proposes the simplified calculating formula of ultimate strength of rpc filled steel tubular

    3 、通過對試驗值與計算公式理論值的比較分析,對有代表性的幾種規范給出的鋼管力計算公式進行評述,基於試驗結果,提出鋼管活性粉末短柱軸力的建議公式。
  19. The peculiar mechanical character about pumping liquid concrete is discussed. based on the supposition that the ability of transferring hydraulic pressure of liquid concrete is orthotropic and the friction forces exists between concrete and steel tube, the pressure formulas of liquid concrete and the allotting formulas of deadweight are reasoned out. a new method is brought forward for allotting deadweight of liquid concrete during simulation analysis in pumping - core - concrete construction phase, which improves the calculation precision

    在探討泵送液態的特殊的力學性質基礎上,在假定液態傳遞強能力為正交各向異性、與鋼管壁之間的存在有摩擦力的前提下,推導出液態強公式和自重荷的分配公式,提出了在進行鋼管內灌注過程的施工模擬分析時處理液態自重荷分配的合理方法,從而提高施工模擬分析的計算精度。
  20. P - restoring force model, simplified calculation methods of ductility coefficient and energy dissipation are given on the basis of integral calculation and parameter analyze for cfrst

    在數值計算和參數分析的基礎上,提出矩形鋼管彎構件荷?位移恢復力模型,延性系數和耗能比的簡化計算方法及相關計算公式。
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