桿彎矩 的英文怎麼說
中文拼音 [gǎnwānjǔ]
桿彎矩
英文
bar moment-
Shear force is implicit in the development of bending moments.
桿中的剪力在彎矩的推導中是不明顯的。The prestressed continuous beam - arch composite bridges are a special structural system where the horizontal thrust of the arch rib is absorbed by a prestressed tie at deck level. in some cases, this type of structure is preferable because it does n ' t have the large thrust at the spring hi traditional arch bridges and the somewhat large bending moment and shear force in traditional beam bridges. as a result, the performances of the prestressing reinforcement can be efficiently utilized
它利用拱肋承擔壓力，系梁預應力束抵抗拱端推力，吊桿及縱橫橋面系結構承受橋面荷載，既克服了傳統拱橋巨大的拱端推力，又改善了連續梁橋較大的彎矩和剪力的受力狀況，最大限度地發揮了拱梁混凝土和預應力鋼筋各自的特點，經濟效益顯著。When analyzing skew support continuous curved box girder bridge, curved grid girder analyzing method considering warping effect is applied. matrix displacement method is applied in analyzing skew support continuous curved thin - walled box girder bridge with restrained bearing. in order to convert original rigidity equations to structural rigidi ty equations that can be solved, bearing nodal displacement matrix can be introduced, then unknown quantities at the edge of beams can be consistent with the restrained directions of skew bearings, unit rigidity matrix and unit nodal forces can be gained. structural rigidity matrix can be composed according to matrix displacement method, so nodal displacements and inner forces on the end of the rod that are unknown can be gained calculating equations of inner forces on any cross - section can be solved
分析斜支承連續曲線箱梁橋時，採用考慮翹曲作用的曲線格子梁分析方法，應用矩陣位移法對具有約束支承形式的斜支承連續曲線薄壁箱梁橋進行分析，考慮到支座的約束條件並不與梁端彎曲角位移和扭轉角位移的方向一致，引入支座節點坐標矩陣，使得梁端的位移未知量與斜支座約束方向一致，來計算單元剛度矩陣和單元節點力，然後按照矩陣位移法組集總剛並建立結構剛度方程，根據結構剛度方程即可求解未知的節點位移及桿端力，推導出任意截面處的內力計算公式。Based on the perturbation riccati transfer matrix method, the calculating program are developed. the program can be used to the perturbation analysis and the sensitivity analysis of the real and complex, the single and repeated eigenvalues and eigenvectors for lateral vibration of rod and beam structures, especially suitable to the perturbation analysis and the sensitivity analysis of eigenvalues and eigenvectors for rotordynamic systems ; 2. the perturbation riccati transfer matrix method was applied to identify the parameters of the rotor for a boiler supply pump, and the accurate dynamic model of the rotor was archived
該程序可以對桿、梁結構橫向彎曲振動的實數、復數的孤立和重頻特徵值問題進行攝動分析和靈敏度分析，特別是適合於轉子動力學系統特徵值和特徵向量問題的攝動分析和靈敏度分析； 2 、用攝動riccati傳遞矩陣方法解決了某電站鍋爐給水泵轉子的參數識別及動力模型修改的問題，並給出了該種型號的給水泵轉子的更準確的力學模型，為進一步的轉子動力學分析與設計奠定了可靠基礎； 3 、給出了攝動理論在相關領域如隨機特徵值分析、隨機振動響應分析、可靠性分析、靈敏度分析、優化設計以及參數識別中的應用公式。Finally, the thesis primarily sets up the internal force model of the supporting structure system in the bi - arch tunnel, namely, the distribution model of the surrounding rock ' s pressure, the internal force model of the steel framework and the axial force model of the anchor bolt, and these results can have the guiding significance to the design and construction of the similar tunnel engineering
最後，結合有限元的理論計算及現場實測數據的分析，初步建立了雙連拱隧道支護結構體系的內力模型，即：圍巖土壓力模型、初期支護鋼拱架內力（主要為軸力和彎矩）模型以及錨桿軸力模型。充分理解和闡述了構件的工作狀態，對今後類似隧道工程的設計和施工具有一定的指導意義。At the same time, the thesis analyses the time - state curve of the axial force and bending moment of the steel framework and the axial force of the anchor bolt. the analysis results are compared with the results of the fem calculation
同時，論文對現場監控量測獲得的鋼拱架軸力彎矩時態曲線以及錨桿軸力時態曲線進行了分析，並與理論計算進行了比較，驗證。Calculation of re - spring bending moment for beams of circular section
圓形截面桿純彎曲回彈彎矩的計算Because of its simplicity of the critical moment and the good precision, the solutions based on gjelsvik theory are used in the elastic - plastic phase. the ultimate load carrying capacity of box section beams are calculated considering the effect of plasticity and residual stresses
其次，運用基於gielsvik約束扭轉理論推導了箱形偏壓桿的彈性彎扭屈曲荷載，同時給出了壓彎桿在彈性彎扭屈曲的軸力和彎矩相關關系。But this time, the authors considered more factors that can influence the precise, which include plastic resistant moment of special - shaped columns, bending stiffness of beams and cracking of walls. then, the equivalent width of diagonal strut is worked out. based on above results, the bar system model is used to calculating the internal force of the structure and the results were match the testing data basically
給出結構的簡化計算方法，本文利用砌塊墻體的斜壓桿等效原理，並考慮了異形柱的塑性抵抗矩、 0梁的抗彎能力以及馬牙搓連接等多種因素，解出了斜壓桿的等效寬度，在此基礎上按桿系模型對結構進行了簡化靜力驗算，結果與試驗基本相符。Utilize energy method to research crook problem of drilling rod under pressure and act on together, having studied the crooked influence to the drilling rod of torsion emphatically, the theory analyses found that axial load, hole vertex angle and torque are important factors of influence drilling rod crook
利用能量方法研究了壓力和扭矩共同作用下鉆桿的彎曲問題，著重研究了扭矩對鉆桿彎曲的影響，理論分析發現，軸向載荷，鉆孔頂角和扭矩是影響鉆桿彎曲的重要因素。Then a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring. basing on rotation and displacement equation, we obtain the element stiffness matrixes with semi - rigid connections where the effects of material nonlinear, hysteresis behavior and shear forces in the connection deformations have been considered in and at the same time we modify the fixed - end forces. finally, a program for calculating the elastic - plastic earthquake seismic of semi - rigid connected steel frame structure by step and step integration of wilson -
本文在介紹和分析半剛性連接彎矩與轉角連接關系模型的基礎上，用帶有轉動剛度的彈簧表徵半剛性連接，推導出半剛性連接的剛度矩陣，並對桿件固端力進行修正，同時在考慮剪切變形、材料彈塑性、及構件的動力滯回性能的基礎上，編制了結構彈塑性地震動力時程分析有限元計算程序。Ldneinallcs, wiectory pltw for obstacle avodance, and intelligen contidl systein of macrowhcro mpatd pe be on vahable - - truss are the forly and pe in this diwton. by tw the am dris netal netwoik ( w, the proper bo nd - th for wrgt ~ ators is ds. based on the cn ' n, the fotw poanon pioblem of m wtwt variabe geotw to rugd is tiaind by use of the tw function
變幾何桁架機構有十分好的剛度重量比，理論上每個構件都是二力桿，不傳遞彎矩和扭矩，並可設計為可折疊的機構，變幾何桁架機器人機構比串聯型機器人機構有更好的剛度，這些特性使得變幾何桁架機構具有廣闊的應用前景。The earth pressure curve and bending moment curve on lining versus the prop time are presented. the anchor reinforce effect in various rocks is analyzed and the reasonable support time for cracked surrounding rocks is put forward
並對支護時機與襯砌上壓力、彎矩的相互關系、不同巖體錨桿的加固效果進行了分析研究，提出了破碎圍巖的合理支護時機。Finally, in order to improve the efficiency of the calculation and design, a software on finite element graphic treatment using vba connecting fortran program and autocad 2000 is developed to make structural analysis easier than before, with which the internal forces figures ( including bending moments, axial forces and shearing forces ) and structural deformation figures are drawn automatically
4 、為提高設計計算的效率，利用vba開發了相應的有限元圖形處理軟體，該軟體實現了fortran程序與autocad的連接，利用桿系有限元程序計算得到的結果，自動繪制出內力圖（包括彎矩、軸力和剪力）以及結構的變形圖，圖形的自動形成使得計算成果的分析工作簡潔、方便。Set three electromagnets on a circle. so their suction can be loaded on the specimen through the arms of the bend moment. and then the bend moment is loaded on the specimen
扭矩是通過蝸輪-蝸桿機構進行加載的，為了避免彎扭矩加載的互相干擾，文中選用了雙萬向聯軸器進行彎矩和扭矩的解耦，使二者的加載互相獨立，互不干擾。分享友人