最小承載力 的英文怎麼說
中文拼音 [zuìxiǎochéngzǎilì]
最小承載力
英文
minimum bearing capacity- 最 : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
- 小 : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
- 承 : Ⅰ動詞1 (托著; 接著) bear; hold; carry 2 (承擔) undertake; contract (to do a job) 3 (客套話...
- 載 : 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 ...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
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In this paper, using the program ( epagpll ), the bored testing pile group of the chinese architecture science and research institute at luokou area are analysised. the comparisons among analytical results of four constitutive models of soil are made, and the deformation of piles and soil, the soil resistance of the piles, the friction beneath cap, the aclinic displacement of the ground soil before piles and the failure pattern of pile group are discussed in detail
本文利用所編的程序,對上海地區豎向荷載作用下的單樁的流變效應進行了分析,並通過樁體位移?時間關系曲線,確定軟土地基上豎直受力樁的承載力,分析了豎直受力樁的最終沉降量的大小,並結合《上海地區地基基礎》地方規范就程序計算結果進行了對比。By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction
本文以昔格達填料強度特徵為研究對象,通過大量的室內及現場試驗,從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手,對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究,獲得了如下認識及進展:昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響,當泥巖含量小於一定值時,昔格達混合填料具有較高的承載比值,能夠滿足高速公路對填料的最低強度要求;建立了綜合評判昔格達填料性能及現場壓實效果的現場承載比( cbr )標準;對于昔格達填料而言,最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振;提出了與室內擊實最優含水量相區別的施工最佳含水量的概念。Hi addition, with regard to the computation of the maximum / minimum moment, shear force, settlement and foundation reaction of pile capping beam, the randomness of both pile capacity and foundation modulus are statistically analyzed in virtue of the method ? monte carlo. accordingly, the random probability analysis of the internal force of pile capping beam can be achieved
並通過蒙特卡洛( montecarlo )法對基樁承載力、土體基床系數的隨機性進行統計分析,獲得了承臺梁彎矩、剪力、沉降以及基底反力的最大(小)值,從而實現了樁基承臺梁內力計算的隨機概率分析。Based on the pseudo - static experimental results of nine abnormal joints, the damage process of abnormal joint is divided into four stages of original crack, entire crack, ultimate state and failure, the effect of axial force ratio, stirrup ratio and height of column section on seismic behavior of abnormal joint are discussed, the conclusion that anti - shear capacity of abnormal joint are studied in entire crack state by studying the minor core of abnormal joint is made, the calculating formula for anti - shear capacity of abnormal joint is proposed with a view to asymmetry in stirrup yield
摘要根據9個鋼筋混凝土框架異型節點試件的擬靜力試驗結果,指出異型節點受力過程分為初裂、通裂、極限和破壞4個階段;討論了軸壓比、節點核芯配箍率、柱截面高度變化對異型節點抗剪性能的影響;提出應考慮節點核芯區箍筋屈服的不均勻性並在通裂狀態下以「小核芯」為分析單元來研究此類節點抗剪承載力的建議;最終給出了異型節點抗剪承載力的計算公式。This paper narrates the meaning of research in the applied field of prediction for the ultimate bearing capacity of the integrate pile, introduces several typical predication methods for the ultimate bearing capacity of pile, and gives the way for making model. one of them is the partial least - squares regression method which is put forward by me with the help of mathematics knowledge. the method can offer full range analysis for the ultimate bearing capacity of pile
本論文主要內容敘述了預測法在完整樁極限承載力中應用研究的意義,引入幾種典型的預測法對樁極限承載力進行預測,闡明了模型的建立方法及過程,其中偏最小二乘回歸預測法是本人藉助數理知識提出的一種新的預測法,用此法可以對樁極限承載力進行全過程分析,本論文最後用marc軟體進行模擬模擬預測,進一步實現了預測的實用性。At last, taking the example of maotiao river the amount of low water resources carrying capacity was calculated
最後,本文以貓跳河流域為例分別從年徑流量和枯季徑流量的角度計算水資源承載力的大小。The maximal load - carrying capability of the arch support is calculated by adopting mechanical model of curved beam based on its force analysis, and relationship between bearing capacity coefficient of small curvature arch support and radius and span of curved beam is gained based on supporting capacity comparison of curved beam and straight beam
採用曲梁模型進行了支架系統的受力分析,得到其最大承載能力;通過與直梁支架承載能力相比較,得到了小曲率拱型支架承載能力系數與曲梁跨度和半徑的影響關系。Chapter two constructed the mathematical model of robot and its environment solved by the fem analysis. the functions or relations between the robotic parameters and its drive forces, thickness or its velocities were given, and also the functions or relations between the environment and the robot force, friction, robot velocity, minimum thickness of film or sustain force of dynamic films were given
論文第二章通過建立機器人和環境的數學模型,利用有限元方法求解其中的n - s方程,得出管道中微型機器人的各種設計參數與機器人的驅動力、形成的最小潤滑油膜厚度和機器人的運行速度之間的關系曲線,研究了管道環境與機器人驅動力、摩擦阻力矩、機器人運行速度、形成的最小潤滑油膜厚度、油膜的承載能力之間的關系。The retaining wall reclining on the slight slope built on soft foundation is usually used in protecting the shore of river, the contradiction between the lack of impartiality in stress of the base and the small stress allowed by the foundation as well as the lack of stabilization of the breast wall is a hard nut to crack in the engineering. in the paper, a tenon - base is added under the base of the retaining wall, on the study of the choice of the parameters and formulas used in calculation and the research of theory used in calculation, method used to deal with the load, etc, the writer gives a way to crack the nut mentioned above paragraphs and presents a qualitative and quantitative analysis about them, such as the equivalent inner friction - angle ( d ) and the passive press of the clay ( ep ), etc. in the end of the paper, using modern optimization method, a design of the retaining wall reclining on the slight slope built on soft foundation is done, the result is economical, and accords with the fact
軟基上的仰斜式擋土墻在水利工程河道護岸中經常遇到,仰斜式擋土墻基底偏心應力較大和軟基土地基容許承載力偏小的矛盾以及擋土墻抗滑穩定不足是工程中難以解決的難題。本文在對仰斜式擋土墻設計中有關計算參數的選擇、公式的選用應該注意的問題進行了研究,對河道護岸軟基礎上的仰斜式擋土墻採用凸榫基礎處理的方法,就其計算理論、設計驗算中各荷載的具體處理方法進行了較為細致的研究,提出了解決軟基礎上的水工仰斜式擋土墻難以解決的難題的方法,並對有水情況下粘土等效內摩擦角_ d 、凸榫被動土壓力e _ p等在計算中的取值提出了定性和定量的分析。最後利用現代優化方法對軟基礎上的水工仰斜式擋土墻進行了結構優化設計,得出了符合實際的結果,與其它重力式擋土墻形式進行比較,取得了明顯的經濟效益。In chapter 5, using coordinate graphs, the influences of rectangular screw, trapezoidal screw and serrate screw on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are compared and analyzed
第五章,通過坐標圖對比分析了微型機器人在矩形螺紋、梯形螺紋、鋸齒形螺紋下,各螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。In chapter 2, an accurate modified reynolds equation is derived. the modified reynolds equation is solved numerically with the finite different method, the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the rectangular screw are obtained. at last, using numeral methods and coordinate graphs, the influences of rectangular screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed
第二章,首先推導了非牛頓流體的變形雷諾方程,化簡了雷諾方程,得出了矩形螺紋下有限差分方程;還推出了矩形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無量綱表達式,最後用數值計算方法求解,通過坐標圖分析了矩形螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。Make using of the critical point of the arch failure transiting to the tooth failure ( which is also the point when the non - stirrup beam ' s shear bearing capacity arrives to its minimum ) which is advanced in the arch - tooth theory of beams without shear reinforcement by g. kani and the critical point of the diagonal - tension failure transiting to the shear - compression failure which is advanced in the anti - theory, the minimum shear resistance of general bea ms which is destroyed in the range of shear - compression failure is advanced
利用g . kani提出的拱?齒理論中的無腹筋梁的拱齒破壞的分界點(也就是無腹筋粱的最小抗剪承載力點) ,再結合前述理論中所提出的梁剪壓破壞和斜拉破壞的分界點,提出了梁在延性的剪壓破壞范圍內的最小抗剪承載力,並與混凝土結構設計規范gb50010 - 2002比較,結果吻合較好。This paper deals with the following three topics with regard to the control of multiple manipulators : 1. deprive the kinematics and dynamical equations of two manipulators with identical structure on the basis of geometry theory, one of which has two links, giving the inverse solution to the kinematics of the system which consists of the manipulators and the grasped object ; 2. by use of load - distributing, design a controller coordinating multiple redundant manipulators whose parameters are known
基於微分幾何理論推導出兩個具有相同結構的二連桿機器人的運動學逆解及與物體所成系統的動力學方程; 2在假設由多個冗餘機器人與物體組成系統的動力學模型確知的前提下,利用負荷分配法,設計了一種不僅能使關節力矩優化且能按照一定比例分配負荷的控制器,解決了以往控制器的一些缺陷,即忽視各個機器人的實際承載力,導致一些負荷力小的機器人卻必須承擔較大的負載,最終損壞機器人; 3So, for the design of prestressed frame, the later coefficient may be considered as the parameter of modulation of moment and the moment modulated is the moment caused by the vertical load plus the one by the horizontal load
因此,在預應力框架設計中,可以取只承受豎向荷載的彎矩調幅作為其調幅標準,調幅彎矩為豎向荷載產生的彎矩與水平荷載產生的彎矩之和,即用最小的彎矩調幅系數來調整截面的彎矩。Based on the tests, the advised formula of normal section bearing capacity and inclined section bearing capacity of high strengthen concrete frame columns are put forward, and the limit of axial compressive ratio and the minimum stirrup ratio in the encrypted region which meet ductility requirement to c60 concrete frame columns are given
在試驗研究的基礎上,提出高強混凝土框架柱正截面和斜截面承載力計算的建議公式,且給出了滿足延性要求的c60混凝土框架柱軸壓比限值和箍筋加密區箍筋的最小體積配箍率。So the concrete beams reinforced with frps not only increase the flexural strength but also increase the stiffness and decrease it ' s max deflection, which is very important to increase the ability of resisting reflex of the original beams and the strength of the normal use limit status
因此,纖維加固混凝土構件不僅提高了其抗彎承載力,而且提高了其剛度,減小了最大撓度,這對于增加原梁抵抗變形的能力、提高正常使用極限狀態的承載能力具有十分重要的意義。The effect of different sizes of sections, modes and values of residual stresses are studied. through the analysis, the conclusion is arrived at that the universal slenderness ratio should be used to better correlate the stability of box section beams with the member length instead of the out - of - plane slenderness, and the stability coefficient is taken to be 1. 0 for practical used box girder. then, the elastic critical loads of box section beam - columns are obtained based on the gjelsvik theory, and the relationship between axis force p and moment m is given
最後,運用ansys通用有限元程序的beam189單元,引入初彎曲和殘余應力的影響,用考慮幾何和材料雙重非線性的有限元求解格式求得箱形柱在不同軸力和彎矩比例作用下的彈塑性極限承載力,通過對十幾個不同截面尺寸構件在不同長細比下的承載力計算,發現在軸力p遠大於彎矩m時,構件將是平面外失穩控制,而當軸力p遠小於彎矩m時,構件則以平面內失穩為主。These results demonstrate that the effect of improving the bearing load of structure is very good by strengthening the member of eccentricity compression under pre - stress. the ultimate bearing capacity of strengthened column is closely related to the eccentricity distance. in the condition of eliminating the lagging strain of angle iron, the magnitude of pre - stress putting on the angle iron has litter impact on the ultimate bearing capacity of structure
偏心受力構件的有限元計算結果表明:預應力法加固偏心受力構件,其對結構承載力的提高效果顯著;加固柱的最大承載力與柱的偏心距有密切關系;在消除角鋼應變滯后的條件下,對角鋼施加預應力的大小對結構最終承載力無明顯影響。In the past, the goal of optimum design is to get low cost and reduce material when bearing capacity of single - beam is satisfied. however, sectional dimension is so lower that bridges ca n ' t satisfy traffic rising and make a lot of incipient faults
以往的優化設計都是在滿足單梁承載力要求的約束條件下,以造價最低、用料最省為目標進行結構優化,結果橋梁截面尺寸偏小,不能滿足交通量的增長,造成今天的諸多隱患。Sencondly, an optimum model of mb is founded in order to make the parameters best. the principle of design is making the capacity of mb minimum in the condition of satisfying the maximum levitated force and temperature of coin below the permissible
其次,為了得到最佳結構參數,對分子泵磁軸承結構參數進行了優化設計,建立了磁軸承結構設計優化模型,以磁軸承體積最小為優化目標,以線圈溫升小於允許溫升和承載力滿足載荷要求等為約束條件。分享友人