樑柱效應 的英文怎麼說
中文拼音 [liángzhùxiàoyīng]
樑柱效應
英文
beam-column effect-
By calculating large quantity of examples, this text studies earthquake resistant behavior of tapered portal frame with pined bases and analyzes its natural frequency, natural period of vibration and vibration mode. by comparing interior forces of pillar top, beam end and span midpoint in two conditions that seismic action effect participates combination of forces and not when portal frame is n ' t changed, ensure conditions that combination of seismic action effect has controlling f unction during tapered portal frame design, and tapered portal frame demands anti - earthquake design
本文通過大量算例分析，研究柱腳鉸接楔形變截面門式剛架的抗震性能，並對其自振頻率、振型進行了分析；通過比較地震作用效應參與荷載組合與不參與荷載組合兩種情況下，樑柱截面尺寸不變時，柱上端、梁端、跨中截面處的內力大小，確定在什麼情況下地震作用效應組合起控製作用，變截面門式剛架需要進行抗震設計。In the second part, considering the depress of the stiffness of concrete caused by its transient thermal strain under fire, the current formulas can be conducted, and then the formulas to calculate the internal force and deformation of rc frame under fire can be conducted by structure mechanics
（ 2 ）受火構件等效成常溫構件后，再對火災高溫下混凝土瞬態熱應變導致的軸向剛度降低進行修正，推導了受火樑柱的剛度降低修正計算公式，基於結構力學矩陣分析法推導了受火構件的溫度內力和變形計算公式。Three circumstances on the geometric non - linear analysis are considered : the sag phenomenon of cables the nonlinear behavior of bending members and the geometry change due to large displacement. the non - linear behavior of cables is verified by introduced the ernst cable modulus of elasticity and cr formation is applied to analyze the non - linear of beams. an incremental - iterative method based on the newton - raphson method is adopted here to solve the non - behavior equations
幾何非線性分析主要考慮三個方面：索的垂度效應、樑柱效應和結構大位移，其中：索的非線性分析採用ernst彈性模量對索材料的彈性模量進行修正，計及索的垂度效應的方法；梁單元的非線性分析採用cr列式法，計算中採用基於newton - raphson法的增量迭代方法求解非線性方程組。After comparing between the finite - element analysis and experimental results, the author verified the fem. then according to the chinese code, the nonlinear finite model of the beam - to - column is established which are made of different size components. the responses of beam - to - column web moment connections which are made of different size components are compared and analyzed from three facets, and the conclusions about the joints behavior are drawn : thicken the connection plate, lengthen the connection plate or use a back - up stiffer can improve the connection behavior, consist of improving the behavior of load - supported and reducing the stress convergence in the flange moment plates
本文根據我國規范的有關規定，自行建立了12個不同構件尺寸的樑柱腹板連接的三維有限元模型，對不同構件尺寸的樑柱腹板剛性連接節點在單向荷載作用下的反應進行了研究，從結構的mises應力等值線示意圖、梁端加載處的荷載? ?位移曲線、翼緣連接板兩端的mises等效應力以及翼緣連接板與柱相連接的三邊的mises應力等值線示意圖四方面進行了比較與分析，從而得出了不同構件尺寸的樑柱腹板剛性連接的在受力行為上的結論：增加翼緣連接板的厚度、增加翼緣連接板的長度以及採用柱的橫向加勁肋均可以改善節點的受力性能：提高節點的承載能力；減小翼緣連接板內部與柱翼緣邊的的應力不均勻現象，從而避免試件過早地發生破壞。This paper firstly compares the provisions about torsion effect and anti - torsion design in several codes ( the old and new chinese code for seismic, and some other countries " codes ). then, according to the code for seismic design of buildings ( gb50011 - 2001 ) and the code for concrete structure design ( gb50010 - 2002 ), the paper designs two multi - storied irregular concrete spatial frames, which respectively situated at the area of fortification intensity 8 and 9. subsequently, using the program based on the column - beam element of fiber model, input several ground motion records, which are selected according to the demand of code, to carry the structures " three - dimensional nonlinear analysis in two perpendicular directions at the same time
本文對比了我國新、舊建築抗震設計規范（ gb50011 - 2001 、 gbj11 89 ）以及國外設計規范（或指南）中關于結構扭轉效應與抗扭設計的相關規定；按照新建築抗震設計規范和混凝土結構設計規范（ gb50010 2002 ） ，設計了設防烈度分別為8度和9度的兩個多層鋼筋混凝土不規則空間框架結構，利用纖維模型樑柱單元的三維非線性動力分析程序，根據新抗震設計規范的要求，在設防地震作用和罕遇地震作用水準下選擇適當的地震波作為輸入，對結構進行了雙向地震作用下的三維非線性動力反應分析。At last some further research proposals of strengthening concrete structures with hfrp were presented : besides the theoretical descriptions of the durability of hfrp and its successful applications, further experimental research should be carried out to study its feasibility in strengthening concrete ; in order to inspect and amend the practical effect of the reasonable matching, experimental study of concrete columns and beams ( the author have fabricated 30 hfrp strengthening concrete columns with a diameter to height ratio of 1 : 3 and 15 concret
汕頭大學碩士學位論文摘要最後提出了今後hfrp加固混凝土結構的研究設想，主要是: hfrp的耐久性除進行合理的應用實例和理論分析外，還需通過試驗研究進一步論證其可行性。應將合理匹配用於樑柱加固試件（作者已製作30個直徑/高為1 : 3的hfrp加固柱試件和15根混凝土梁試件供后續實驗研究之用。 ） ，檢驗實際效果，並進行修正。The earthquake responses of the asymmetric - plan structure are researched and the main factors that influencing the structure ' s response are established. the influences of the earthquake type and the earthquake input in two directions are also researched. the effectiveness of regulation for the irregular rc frames in the code for the seismic design ( gb50011 - 2001 ) is discussed using the flexibility - based fiber - models beam - column elements in the 3d nonlinear analysis program
本文結合國家自然科學基金資助項目「結構非線性地震扭轉作用和扭轉效應的研究」 （項目批準號： 59978055 ） ，對平面不規則結構的地震反應規律進行了深入研究，明確了影響平面不規則結構地震反應的主要結構參數，研究了不同地震動類型和雙向水平地震輸入對結構扭作用和扭轉效應的影響；採用基於有限元柔度法的纖維模型樑柱單元，建立鋼筋混凝土框架結構三維非彈性地震反應動力分析程序，對依據我國建築抗震設計規范（ gb50011 - 2001 ）設計的不規則結構進行地震反應模擬分析，討論了現行設計方法的有效性。分享友人